| 1 | efrain | 1 | <?php
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           |  |  | 2 | // This file is part of Moodle - http://moodle.org/
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           |  |  | 3 | //
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           |  |  | 4 | // Moodle is free software: you can redistribute it and/or modify
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           |  |  | 5 | // it under the terms of the GNU General Public License as published by
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           |  |  | 6 | // the Free Software Foundation, either version 3 of the License, or
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           |  |  | 7 | // (at your option) any later version.
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           |  |  | 8 | //
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           |  |  | 9 | // Moodle is distributed in the hope that it will be useful,
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           |  |  | 10 | // but WITHOUT ANY WARRANTY; without even the implied warranty of
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           |  |  | 11 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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           |  |  | 12 | // GNU General Public License for more details.
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           |  |  | 13 | //
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           |  |  | 14 | // You should have received a copy of the GNU General Public License
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           |  |  | 15 | // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
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           |  |  | 16 |   | 
        
           |  |  | 17 | /**
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           |  |  | 18 |  * Calendar extension
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           |  |  | 19 |  *
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           |  |  | 20 |  * @package    core_calendar
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           |  |  | 21 |  * @copyright  2004 Greek School Network (http://www.sch.gr), Jon Papaioannou,
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           |  |  | 22 |  *             Avgoustos Tsinakos
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           |  |  | 23 |  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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           |  |  | 24 |  */
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           |  |  | 25 |   | 
        
           |  |  | 26 | use core_external\external_api;
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           |  |  | 27 |   | 
        
           |  |  | 28 | if (!defined('MOODLE_INTERNAL')) {
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           |  |  | 29 |     die('Direct access to this script is forbidden.');    ///  It must be included from a Moodle page
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           |  |  | 30 | }
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           |  |  | 31 |   | 
        
           | 1441 | ariadna | 32 | require_once(__DIR__ . '/deprecatedlib.php');
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           |  |  | 33 |   | 
        
           | 1 | efrain | 34 | /**
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           |  |  | 35 |  *  These are read by the administration component to provide default values
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           |  |  | 36 |  */
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           |  |  | 37 |   | 
        
           |  |  | 38 | /**
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           |  |  | 39 |  * CALENDAR_DEFAULT_UPCOMING_LOOKAHEAD - default value of upcoming event preference
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           |  |  | 40 |  */
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           |  |  | 41 | define('CALENDAR_DEFAULT_UPCOMING_LOOKAHEAD', 21);
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           |  |  | 42 |   | 
        
           |  |  | 43 | /**
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           |  |  | 44 |  * CALENDAR_DEFAULT_UPCOMING_MAXEVENTS - default value to display the maximum number of upcoming event
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           |  |  | 45 |  */
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           |  |  | 46 | define('CALENDAR_DEFAULT_UPCOMING_MAXEVENTS', 10);
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           |  |  | 47 |   | 
        
           |  |  | 48 | /**
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           |  |  | 49 |  * CALENDAR_DEFAULT_STARTING_WEEKDAY - default value to display the starting weekday
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           |  |  | 50 |  */
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           |  |  | 51 | define('CALENDAR_DEFAULT_STARTING_WEEKDAY', 1);
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           |  |  | 52 |   | 
        
           |  |  | 53 | // This is a packed bitfield: day X is "weekend" if $field & (1 << X) is true
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           |  |  | 54 | // Default value = 65 = 64 + 1 = 2^6 + 2^0 = Saturday & Sunday
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           |  |  | 55 |   | 
        
           |  |  | 56 | /**
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           |  |  | 57 |  * CALENDAR_DEFAULT_WEEKEND - default value for weekend (Saturday & Sunday)
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           |  |  | 58 |  */
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           |  |  | 59 | define('CALENDAR_DEFAULT_WEEKEND', 65);
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           |  |  | 60 |   | 
        
           |  |  | 61 | /**
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           |  |  | 62 |  * CALENDAR_URL - path to calendar's folder
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           |  |  | 63 |  */
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           |  |  | 64 | define('CALENDAR_URL', $CFG->wwwroot.'/calendar/');
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           |  |  | 65 |   | 
        
           |  |  | 66 | /**
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           |  |  | 67 |  * CALENDAR_TF_24 - Calendar time in 24 hours format
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           |  |  | 68 |  */
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           |  |  | 69 | define('CALENDAR_TF_24', '%H:%M');
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           |  |  | 70 |   | 
        
           |  |  | 71 | /**
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           |  |  | 72 |  * CALENDAR_TF_12 - Calendar time in 12 hours format
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           |  |  | 73 |  */
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           |  |  | 74 | define('CALENDAR_TF_12', '%I:%M %p');
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           |  |  | 75 |   | 
        
           |  |  | 76 | /**
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           |  |  | 77 |  * CALENDAR_EVENT_SITE - Site calendar event types
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           |  |  | 78 |  */
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           |  |  | 79 | define('CALENDAR_EVENT_SITE', 1);
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           |  |  | 80 |   | 
        
           |  |  | 81 | /**
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           |  |  | 82 |  * CALENDAR_EVENT_COURSE - Course calendar event types
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           |  |  | 83 |  */
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           |  |  | 84 | define('CALENDAR_EVENT_COURSE', 2);
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           |  |  | 85 |   | 
        
           |  |  | 86 | /**
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           |  |  | 87 |  * CALENDAR_EVENT_GROUP - group calendar event types
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           |  |  | 88 |  */
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           |  |  | 89 | define('CALENDAR_EVENT_GROUP', 4);
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           |  |  | 90 |   | 
        
           |  |  | 91 | /**
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           |  |  | 92 |  * CALENDAR_EVENT_USER - user calendar event types
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           |  |  | 93 |  */
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           |  |  | 94 | define('CALENDAR_EVENT_USER', 8);
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           |  |  | 95 |   | 
        
           |  |  | 96 | /**
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           |  |  | 97 |  * CALENDAR_EVENT_COURSECAT - Course category calendar event types
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           |  |  | 98 |  */
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           |  |  | 99 | define('CALENDAR_EVENT_COURSECAT', 16);
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           |  |  | 100 |   | 
        
           |  |  | 101 | /**
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           |  |  | 102 |  * CALENDAR_IMPORT_FROM_FILE - import the calendar from a file
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           |  |  | 103 |  */
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           |  |  | 104 | define('CALENDAR_IMPORT_FROM_FILE', 0);
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           |  |  | 105 |   | 
        
           |  |  | 106 | /**
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           |  |  | 107 |  * CALENDAR_IMPORT_FROM_URL - import the calendar from a URL
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           |  |  | 108 |  */
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           |  |  | 109 | define('CALENDAR_IMPORT_FROM_URL',  1);
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           |  |  | 110 |   | 
        
           |  |  | 111 | /**
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           |  |  | 112 |  * CALENDAR_IMPORT_EVENT_UPDATED_SKIPPED - imported event was skipped
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           |  |  | 113 |  */
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           |  |  | 114 | define('CALENDAR_IMPORT_EVENT_SKIPPED',  -1);
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           |  |  | 115 |   | 
        
           |  |  | 116 | /**
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           |  |  | 117 |  * CALENDAR_IMPORT_EVENT_UPDATED - imported event was updated
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           |  |  | 118 |  */
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           |  |  | 119 | define('CALENDAR_IMPORT_EVENT_UPDATED',  1);
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           |  |  | 120 |   | 
        
           |  |  | 121 | /**
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           |  |  | 122 |  * CALENDAR_IMPORT_EVENT_INSERTED - imported event was added by insert
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           |  |  | 123 |  */
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           |  |  | 124 | define('CALENDAR_IMPORT_EVENT_INSERTED', 2);
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           |  |  | 125 |   | 
        
           |  |  | 126 | /**
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           |  |  | 127 |  * CALENDAR_SUBSCRIPTION_UPDATE - Used to represent update action for subscriptions in various forms.
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           |  |  | 128 |  */
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           |  |  | 129 | define('CALENDAR_SUBSCRIPTION_UPDATE', 1);
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           |  |  | 130 |   | 
        
           |  |  | 131 | /**
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           |  |  | 132 |  * CALENDAR_SUBSCRIPTION_REMOVE - Used to represent remove action for subscriptions in various forms.
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           |  |  | 133 |  */
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           |  |  | 134 | define('CALENDAR_SUBSCRIPTION_REMOVE', 2);
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           |  |  | 135 |   | 
        
           |  |  | 136 | /**
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           |  |  | 137 |  * CALENDAR_EVENT_USER_OVERRIDE_PRIORITY - Constant for the user override priority.
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           |  |  | 138 |  */
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           |  |  | 139 | define('CALENDAR_EVENT_USER_OVERRIDE_PRIORITY', 0);
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           |  |  | 140 |   | 
        
           |  |  | 141 | /**
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           |  |  | 142 |  * CALENDAR_EVENT_TYPE_STANDARD - Standard events.
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           |  |  | 143 |  */
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           |  |  | 144 | define('CALENDAR_EVENT_TYPE_STANDARD', 0);
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           |  |  | 145 |   | 
        
           |  |  | 146 | /**
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           |  |  | 147 |  * CALENDAR_EVENT_TYPE_ACTION - Action events.
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           |  |  | 148 |  */
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           |  |  | 149 | define('CALENDAR_EVENT_TYPE_ACTION', 1);
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           |  |  | 150 |   | 
        
           |  |  | 151 | /**
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           |  |  | 152 |  * Manage calendar events.
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           |  |  | 153 |  *
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           |  |  | 154 |  * This class provides the required functionality in order to manage calendar events.
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           |  |  | 155 |  * It was introduced as part of Moodle 2.0 and was created in order to provide a
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           |  |  | 156 |  * better framework for dealing with calendar events in particular regard to file
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           |  |  | 157 |  * handling through the new file API.
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           |  |  | 158 |  *
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           |  |  | 159 |  * @package    core_calendar
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           |  |  | 160 |  * @category   calendar
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           |  |  | 161 |  * @copyright  2009 Sam Hemelryk
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           |  |  | 162 |  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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           |  |  | 163 |  *
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           |  |  | 164 |  * @property int $id The id within the event table
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           |  |  | 165 |  * @property string $name The name of the event
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           |  |  | 166 |  * @property string $description The description of the event
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           |  |  | 167 |  * @property int $format The format of the description FORMAT_?
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           |  |  | 168 |  * @property int $courseid The course the event is associated with (0 if none)
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           |  |  | 169 |  * @property int $groupid The group the event is associated with (0 if none)
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           |  |  | 170 |  * @property int $userid The user the event is associated with (0 if none)
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           |  |  | 171 |  * @property int $repeatid If this is a repeated event this will be set to the
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           |  |  | 172 |  *                          id of the original
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           |  |  | 173 |  * @property string $component If created by a plugin/component (other than module), the full frankenstyle name of a component
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           |  |  | 174 |  * @property string $modulename If added by a module this will be the module name
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           |  |  | 175 |  * @property int $instance If added by a module this will be the module instance
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           |  |  | 176 |  * @property string $eventtype The event type
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           |  |  | 177 |  * @property int $timestart The start time as a timestamp
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           |  |  | 178 |  * @property int $timeduration The duration of the event in seconds
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           |  |  | 179 |  * @property int $timeusermidnight User midnight for the event
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           |  |  | 180 |  * @property int $visible 1 if the event is visible
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           |  |  | 181 |  * @property int $uuid ?
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           |  |  | 182 |  * @property int $sequence ?
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           |  |  | 183 |  * @property int $timemodified The time last modified as a timestamp
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           |  |  | 184 |  */
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           |  |  | 185 | class calendar_event {
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           |  |  | 186 |   | 
        
           |  |  | 187 |     /** @var stdClass An object containing the event properties can be accessed via the magic __get/set methods */
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           |  |  | 188 |     protected $properties = null;
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           |  |  | 189 |   | 
        
           |  |  | 190 |     /** @var string The converted event discription with file paths resolved.
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           |  |  | 191 |      *              This gets populated when someone requests description for the first time */
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           |  |  | 192 |     protected $_description = null;
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           |  |  | 193 |   | 
        
           |  |  | 194 |     /** @var array The options to use with this description editor */
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           |  |  | 195 |     protected $editoroptions = array(
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           |  |  | 196 |         'subdirs' => false,
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           |  |  | 197 |         'forcehttps' => false,
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           |  |  | 198 |         'maxfiles' => -1,
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           |  |  | 199 |         'maxbytes' => null,
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           |  |  | 200 |         'trusttext' => false);
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           |  |  | 201 |   | 
        
           |  |  | 202 |     /** @var object The context to use with the description editor */
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           |  |  | 203 |     protected $editorcontext = null;
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           |  |  | 204 |   | 
        
           |  |  | 205 |     /**
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           |  |  | 206 |      * Instantiates a new event and optionally populates its properties with the data provided.
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           |  |  | 207 |      *
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           |  |  | 208 |      * @param \stdClass $data Optional. An object containing the properties to for
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           |  |  | 209 |      *                  an event
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           |  |  | 210 |      */
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           |  |  | 211 |     public function __construct($data = null) {
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           |  |  | 212 |         global $CFG, $USER;
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           |  |  | 213 |   | 
        
           |  |  | 214 |         // First convert to object if it is not already (should either be object or assoc array).
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           |  |  | 215 |         if (!is_object($data)) {
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           |  |  | 216 |             $data = (object) $data;
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           |  |  | 217 |         }
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           |  |  | 218 |   | 
        
           |  |  | 219 |         $this->editoroptions['maxbytes'] = $CFG->maxbytes;
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           |  |  | 220 |   | 
        
           |  |  | 221 |         $data->eventrepeats = 0;
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           |  |  | 222 |   | 
        
           |  |  | 223 |         if (empty($data->id)) {
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           |  |  | 224 |             $data->id = null;
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           |  |  | 225 |         }
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           |  |  | 226 |   | 
        
           |  |  | 227 |         if (!empty($data->subscriptionid)) {
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           |  |  | 228 |             $data->subscription = calendar_get_subscription($data->subscriptionid);
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           |  |  | 229 |         }
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           |  |  | 230 |   | 
        
           |  |  | 231 |         // Default to a user event.
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           |  |  | 232 |         if (empty($data->eventtype)) {
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           |  |  | 233 |             $data->eventtype = 'user';
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           |  |  | 234 |         }
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           |  |  | 235 |   | 
        
           |  |  | 236 |         // Default to the current user.
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           |  |  | 237 |         if (empty($data->userid)) {
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           |  |  | 238 |             $data->userid = $USER->id;
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           |  |  | 239 |         }
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           |  |  | 240 |   | 
        
           |  |  | 241 |         if (!empty($data->timeduration) && is_array($data->timeduration)) {
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           |  |  | 242 |             $data->timeduration = make_timestamp(
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           |  |  | 243 |                     $data->timeduration['year'], $data->timeduration['month'], $data->timeduration['day'],
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           |  |  | 244 |                     $data->timeduration['hour'], $data->timeduration['minute']) - $data->timestart;
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           |  |  | 245 |         }
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           |  |  | 246 |   | 
        
           |  |  | 247 |         if (!empty($data->description) && is_array($data->description)) {
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           |  |  | 248 |             $data->format = $data->description['format'];
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           |  |  | 249 |             $data->description = $data->description['text'];
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           |  |  | 250 |         } else if (empty($data->description)) {
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           |  |  | 251 |             $data->description = '';
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           |  |  | 252 |             $data->format = editors_get_preferred_format();
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           |  |  | 253 |         }
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           |  |  | 254 |   | 
        
           |  |  | 255 |         // Ensure form is defaulted correctly.
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           |  |  | 256 |         if (empty($data->format)) {
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           |  |  | 257 |             $data->format = editors_get_preferred_format();
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           |  |  | 258 |         }
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           |  |  | 259 |   | 
        
           |  |  | 260 |         if (empty($data->component)) {
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           |  |  | 261 |             $data->component = null;
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           |  |  | 262 |         }
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           |  |  | 263 |   | 
        
           |  |  | 264 |         $this->properties = $data;
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           |  |  | 265 |     }
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           |  |  | 266 |   | 
        
           |  |  | 267 |     /**
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           |  |  | 268 |      * Magic set method.
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           |  |  | 269 |      *
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           |  |  | 270 |      * Attempts to call a set_$key method if one exists otherwise falls back
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           |  |  | 271 |      * to simply set the property.
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           |  |  | 272 |      *
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           |  |  | 273 |      * @param string $key property name
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           |  |  | 274 |      * @param mixed $value value of the property
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           |  |  | 275 |      */
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           |  |  | 276 |     public function __set($key, $value) {
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           |  |  | 277 |         if (method_exists($this, 'set_'.$key)) {
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           |  |  | 278 |             $this->{'set_'.$key}($value);
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           |  |  | 279 |         }
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           |  |  | 280 |         $this->properties->{$key} = $value;
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           |  |  | 281 |     }
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           |  |  | 282 |   | 
        
           |  |  | 283 |     /**
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           |  |  | 284 |      * Magic get method.
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           |  |  | 285 |      *
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           |  |  | 286 |      * Attempts to call a get_$key method to return the property and ralls over
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           |  |  | 287 |      * to return the raw property.
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           |  |  | 288 |      *
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           |  |  | 289 |      * @param string $key property name
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           |  |  | 290 |      * @return mixed property value
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           |  |  | 291 |      * @throws \coding_exception
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           |  |  | 292 |      */
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           |  |  | 293 |     public function __get($key) {
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           |  |  | 294 |         if (method_exists($this, 'get_'.$key)) {
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           |  |  | 295 |             return $this->{'get_'.$key}();
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           |  |  | 296 |         }
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           |  |  | 297 |         if (!property_exists($this->properties, $key)) {
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           |  |  | 298 |             throw new \coding_exception('Undefined property requested');
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           |  |  | 299 |         }
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           |  |  | 300 |         return $this->properties->{$key};
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           |  |  | 301 |     }
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           |  |  | 302 |   | 
        
           |  |  | 303 |     /**
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           |  |  | 304 |      * Magic isset method.
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           |  |  | 305 |      *
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           |  |  | 306 |      * PHP needs an isset magic method if you use the get magic method and
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           |  |  | 307 |      * still want empty calls to work.
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           |  |  | 308 |      *
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           |  |  | 309 |      * @param string $key $key property name
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           |  |  | 310 |      * @return bool|mixed property value, false if property is not exist
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           |  |  | 311 |      */
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           |  |  | 312 |     public function __isset($key) {
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           |  |  | 313 |         return !empty($this->properties->{$key});
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           |  |  | 314 |     }
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           |  |  | 315 |   | 
        
           |  |  | 316 |     /**
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           |  |  | 317 |      * Calculate the context value needed for an event.
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           |  |  | 318 |      *
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           |  |  | 319 |      * Event's type can be determine by the available value store in $data
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           |  |  | 320 |      * It is important to check for the existence of course/courseid to determine
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           |  |  | 321 |      * the course event.
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           |  |  | 322 |      * Default value is set to CONTEXT_USER
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           |  |  | 323 |      *
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           |  |  | 324 |      * @return \stdClass The context object.
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           |  |  | 325 |      */
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           |  |  | 326 |     protected function calculate_context() {
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           |  |  | 327 |         global $USER, $DB;
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           |  |  | 328 |   | 
        
           |  |  | 329 |         $context = null;
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           |  |  | 330 |         if (isset($this->properties->categoryid) && $this->properties->categoryid > 0) {
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           |  |  | 331 |             $context = \context_coursecat::instance($this->properties->categoryid);
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           |  |  | 332 |         } else if (isset($this->properties->courseid) && $this->properties->courseid > 0) {
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           |  |  | 333 |             $context = \context_course::instance($this->properties->courseid);
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           |  |  | 334 |         } else if (isset($this->properties->course) && $this->properties->course > 0) {
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           |  |  | 335 |             $context = \context_course::instance($this->properties->course);
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           |  |  | 336 |         } else if (isset($this->properties->groupid) && $this->properties->groupid > 0) {
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           |  |  | 337 |             $group = $DB->get_record('groups', array('id' => $this->properties->groupid));
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           |  |  | 338 |             $context = \context_course::instance($group->courseid);
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           |  |  | 339 |         } else if (isset($this->properties->userid) && $this->properties->userid > 0
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           |  |  | 340 |             && $this->properties->userid == $USER->id) {
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           |  |  | 341 |             $context = \context_user::instance($this->properties->userid);
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           |  |  | 342 |         } else if (isset($this->properties->userid) && $this->properties->userid > 0
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           |  |  | 343 |             && $this->properties->userid != $USER->id &&
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           |  |  | 344 |             !empty($this->properties->modulename) &&
 | 
        
           |  |  | 345 |             isset($this->properties->instance) && $this->properties->instance > 0) {
 | 
        
           |  |  | 346 |             $cm = get_coursemodule_from_instance($this->properties->modulename, $this->properties->instance, 0,
 | 
        
           |  |  | 347 |                 false, MUST_EXIST);
 | 
        
           |  |  | 348 |             $context = \context_course::instance($cm->course);
 | 
        
           |  |  | 349 |         } else {
 | 
        
           |  |  | 350 |             $context = \context_user::instance($this->properties->userid);
 | 
        
           |  |  | 351 |         }
 | 
        
           |  |  | 352 |   | 
        
           |  |  | 353 |         return $context;
 | 
        
           |  |  | 354 |     }
 | 
        
           |  |  | 355 |   | 
        
           |  |  | 356 |     /**
 | 
        
           |  |  | 357 |      * Returns the context for this event. The context is calculated
 | 
        
           |  |  | 358 |      * the first time is is requested and then stored in a member
 | 
        
           |  |  | 359 |      * variable to be returned each subsequent time.
 | 
        
           |  |  | 360 |      *
 | 
        
           |  |  | 361 |      * This is a magical getter function that will be called when
 | 
        
           |  |  | 362 |      * ever the context property is accessed, e.g. $event->context.
 | 
        
           |  |  | 363 |      *
 | 
        
           |  |  | 364 |      * @return context
 | 
        
           |  |  | 365 |      */
 | 
        
           |  |  | 366 |     protected function get_context() {
 | 
        
           |  |  | 367 |         if (!isset($this->properties->context)) {
 | 
        
           |  |  | 368 |             $this->properties->context = $this->calculate_context();
 | 
        
           |  |  | 369 |         }
 | 
        
           |  |  | 370 |   | 
        
           |  |  | 371 |         return $this->properties->context;
 | 
        
           |  |  | 372 |     }
 | 
        
           |  |  | 373 |   | 
        
           |  |  | 374 |     /**
 | 
        
           |  |  | 375 |      * Returns an array of editoroptions for this event.
 | 
        
           |  |  | 376 |      *
 | 
        
           |  |  | 377 |      * @return array event editor options
 | 
        
           |  |  | 378 |      */
 | 
        
           |  |  | 379 |     protected function get_editoroptions() {
 | 
        
           |  |  | 380 |         return $this->editoroptions;
 | 
        
           |  |  | 381 |     }
 | 
        
           |  |  | 382 |   | 
        
           |  |  | 383 |     /**
 | 
        
           |  |  | 384 |      * Returns an event description: Called by __get
 | 
        
           |  |  | 385 |      * Please use $blah = $event->description;
 | 
        
           |  |  | 386 |      *
 | 
        
           |  |  | 387 |      * @return string event description
 | 
        
           |  |  | 388 |      */
 | 
        
           |  |  | 389 |     protected function get_description() {
 | 
        
           |  |  | 390 |         global $CFG;
 | 
        
           |  |  | 391 |   | 
        
           |  |  | 392 |         require_once($CFG->libdir . '/filelib.php');
 | 
        
           |  |  | 393 |   | 
        
           |  |  | 394 |         if ($this->_description === null) {
 | 
        
           |  |  | 395 |             // Check if we have already resolved the context for this event.
 | 
        
           |  |  | 396 |             if ($this->editorcontext === null) {
 | 
        
           |  |  | 397 |                 // Switch on the event type to decide upon the appropriate context to use for this event.
 | 
        
           |  |  | 398 |                 $this->editorcontext = $this->get_context();
 | 
        
           |  |  | 399 |                 if (!calendar_is_valid_eventtype($this->properties->eventtype)) {
 | 
        
           |  |  | 400 |                     return clean_text($this->properties->description, $this->properties->format);
 | 
        
           |  |  | 401 |                 }
 | 
        
           |  |  | 402 |             }
 | 
        
           |  |  | 403 |   | 
        
           |  |  | 404 |             // Work out the item id for the editor, if this is a repeated event
 | 
        
           |  |  | 405 |             // then the files will be associated with the original.
 | 
        
           |  |  | 406 |             if (!empty($this->properties->repeatid) && $this->properties->repeatid > 0) {
 | 
        
           |  |  | 407 |                 $itemid = $this->properties->repeatid;
 | 
        
           |  |  | 408 |             } else {
 | 
        
           |  |  | 409 |                 $itemid = $this->properties->id;
 | 
        
           |  |  | 410 |             }
 | 
        
           |  |  | 411 |   | 
        
           |  |  | 412 |             // Convert file paths in the description so that things display correctly.
 | 
        
           |  |  | 413 |             $this->_description = file_rewrite_pluginfile_urls($this->properties->description, 'pluginfile.php',
 | 
        
           |  |  | 414 |                 $this->editorcontext->id, 'calendar', 'event_description', $itemid);
 | 
        
           |  |  | 415 |             // Clean the text so no nasties get through.
 | 
        
           |  |  | 416 |             $this->_description = clean_text($this->_description, $this->properties->format);
 | 
        
           |  |  | 417 |         }
 | 
        
           |  |  | 418 |   | 
        
           |  |  | 419 |         // Finally return the description.
 | 
        
           |  |  | 420 |         return $this->_description;
 | 
        
           |  |  | 421 |     }
 | 
        
           |  |  | 422 |   | 
        
           |  |  | 423 |     /**
 | 
        
           |  |  | 424 |      * Return the number of repeat events there are in this events series.
 | 
        
           |  |  | 425 |      *
 | 
        
           |  |  | 426 |      * @return int number of event repeated
 | 
        
           |  |  | 427 |      */
 | 
        
           |  |  | 428 |     public function count_repeats() {
 | 
        
           |  |  | 429 |         global $DB;
 | 
        
           |  |  | 430 |         if (!empty($this->properties->repeatid)) {
 | 
        
           |  |  | 431 |             $this->properties->eventrepeats = $DB->count_records('event',
 | 
        
           |  |  | 432 |                 array('repeatid' => $this->properties->repeatid));
 | 
        
           |  |  | 433 |             // We don't want to count ourselves.
 | 
        
           |  |  | 434 |             $this->properties->eventrepeats--;
 | 
        
           |  |  | 435 |         }
 | 
        
           |  |  | 436 |         return $this->properties->eventrepeats;
 | 
        
           |  |  | 437 |     }
 | 
        
           |  |  | 438 |   | 
        
           |  |  | 439 |     /**
 | 
        
           |  |  | 440 |      * Update or create an event within the database
 | 
        
           |  |  | 441 |      *
 | 
        
           |  |  | 442 |      * Pass in a object containing the event properties and this function will
 | 
        
           |  |  | 443 |      * insert it into the database and deal with any associated files
 | 
        
           |  |  | 444 |      *
 | 
        
           |  |  | 445 |      * Capability checking should be performed if the user is directly manipulating the event
 | 
        
           |  |  | 446 |      * and no other capability has been tested. However if the event is not being manipulated
 | 
        
           |  |  | 447 |      * directly by the user and another capability has been checked for them to do this then
 | 
        
           |  |  | 448 |      * capabilites should not be checked.
 | 
        
           |  |  | 449 |      *
 | 
        
           |  |  | 450 |      * For example if a user is editing an event in the calendar the check should be true,
 | 
        
           |  |  | 451 |      * but if you are updating an event in an activities settings are changed then the calendar
 | 
        
           |  |  | 452 |      * capabilites should not be checked.
 | 
        
           |  |  | 453 |      *
 | 
        
           |  |  | 454 |      * @see self::create()
 | 
        
           |  |  | 455 |      * @see self::update()
 | 
        
           |  |  | 456 |      *
 | 
        
           |  |  | 457 |      * @param \stdClass $data object of event
 | 
        
           |  |  | 458 |      * @param bool $checkcapability If Moodle should check the user can manage the calendar events for this call or not.
 | 
        
           |  |  | 459 |      * @return bool event updated
 | 
        
           |  |  | 460 |      */
 | 
        
           |  |  | 461 |     public function update($data, $checkcapability=true) {
 | 
        
           |  |  | 462 |         global $DB, $USER;
 | 
        
           |  |  | 463 |   | 
        
           |  |  | 464 |         foreach ($data as $key => $value) {
 | 
        
           |  |  | 465 |             $this->properties->$key = $value;
 | 
        
           |  |  | 466 |         }
 | 
        
           |  |  | 467 |   | 
        
           |  |  | 468 |         $this->properties->timemodified = time();
 | 
        
           |  |  | 469 |         $usingeditor = (!empty($this->properties->description) && is_array($this->properties->description));
 | 
        
           |  |  | 470 |   | 
        
           |  |  | 471 |         // Prepare event data.
 | 
        
           |  |  | 472 |         $eventargs = array(
 | 
        
           |  |  | 473 |             'context' => $this->get_context(),
 | 
        
           |  |  | 474 |             'objectid' => $this->properties->id,
 | 
        
           |  |  | 475 |             'other' => array(
 | 
        
           |  |  | 476 |                 'repeatid' => empty($this->properties->repeatid) ? 0 : $this->properties->repeatid,
 | 
        
           |  |  | 477 |                 'timestart' => $this->properties->timestart,
 | 
        
           |  |  | 478 |                 'name' => $this->properties->name
 | 
        
           |  |  | 479 |             )
 | 
        
           |  |  | 480 |         );
 | 
        
           |  |  | 481 |   | 
        
           |  |  | 482 |         if (empty($this->properties->id) || $this->properties->id < 1) {
 | 
        
           |  |  | 483 |             if ($checkcapability) {
 | 
        
           |  |  | 484 |                 if (!calendar_add_event_allowed($this->properties)) {
 | 
        
           |  |  | 485 |                     throw new \moodle_exception('nopermissiontoupdatecalendar');
 | 
        
           |  |  | 486 |                 }
 | 
        
           |  |  | 487 |             }
 | 
        
           |  |  | 488 |   | 
        
           |  |  | 489 |             if ($usingeditor) {
 | 
        
           |  |  | 490 |                 switch ($this->properties->eventtype) {
 | 
        
           |  |  | 491 |                     case 'user':
 | 
        
           |  |  | 492 |                         $this->properties->courseid = 0;
 | 
        
           |  |  | 493 |                         $this->properties->course = 0;
 | 
        
           |  |  | 494 |                         $this->properties->groupid = 0;
 | 
        
           |  |  | 495 |                         $this->properties->userid = $USER->id;
 | 
        
           |  |  | 496 |                         break;
 | 
        
           |  |  | 497 |                     case 'site':
 | 
        
           |  |  | 498 |                         $this->properties->courseid = SITEID;
 | 
        
           |  |  | 499 |                         $this->properties->course = SITEID;
 | 
        
           |  |  | 500 |                         $this->properties->groupid = 0;
 | 
        
           |  |  | 501 |                         $this->properties->userid = $USER->id;
 | 
        
           |  |  | 502 |                         break;
 | 
        
           |  |  | 503 |                     case 'course':
 | 
        
           |  |  | 504 |                         $this->properties->groupid = 0;
 | 
        
           |  |  | 505 |                         $this->properties->userid = $USER->id;
 | 
        
           |  |  | 506 |                         break;
 | 
        
           |  |  | 507 |                     case 'category':
 | 
        
           |  |  | 508 |                         $this->properties->groupid = 0;
 | 
        
           |  |  | 509 |                         $this->properties->category = 0;
 | 
        
           |  |  | 510 |                         $this->properties->userid = $USER->id;
 | 
        
           |  |  | 511 |                         break;
 | 
        
           |  |  | 512 |                     case 'group':
 | 
        
           |  |  | 513 |                         $this->properties->userid = $USER->id;
 | 
        
           |  |  | 514 |                         break;
 | 
        
           |  |  | 515 |                     default:
 | 
        
           |  |  | 516 |                         // We should NEVER get here, but just incase we do lets fail gracefully.
 | 
        
           |  |  | 517 |                         $usingeditor = false;
 | 
        
           |  |  | 518 |                         break;
 | 
        
           |  |  | 519 |                 }
 | 
        
           |  |  | 520 |   | 
        
           |  |  | 521 |                 // If we are actually using the editor, we recalculate the context because some default values
 | 
        
           |  |  | 522 |                 // were set when calculate_context() was called from the constructor.
 | 
        
           |  |  | 523 |                 if ($usingeditor) {
 | 
        
           |  |  | 524 |                     $this->properties->context = $this->calculate_context();
 | 
        
           |  |  | 525 |                     $this->editorcontext = $this->get_context();
 | 
        
           |  |  | 526 |                 }
 | 
        
           |  |  | 527 |   | 
        
           |  |  | 528 |                 $editor = $this->properties->description;
 | 
        
           |  |  | 529 |                 $this->properties->format = $this->properties->description['format'];
 | 
        
           |  |  | 530 |                 $this->properties->description = $this->properties->description['text'];
 | 
        
           |  |  | 531 |             }
 | 
        
           |  |  | 532 |   | 
        
           |  |  | 533 |             // Insert the event into the database.
 | 
        
           |  |  | 534 |             $this->properties->id = $DB->insert_record('event', $this->properties);
 | 
        
           |  |  | 535 |   | 
        
           |  |  | 536 |             if ($usingeditor) {
 | 
        
           |  |  | 537 |                 $this->properties->description = file_save_draft_area_files(
 | 
        
           |  |  | 538 |                     $editor['itemid'],
 | 
        
           |  |  | 539 |                     $this->editorcontext->id,
 | 
        
           |  |  | 540 |                     'calendar',
 | 
        
           |  |  | 541 |                     'event_description',
 | 
        
           |  |  | 542 |                     $this->properties->id,
 | 
        
           |  |  | 543 |                     $this->editoroptions,
 | 
        
           |  |  | 544 |                     $editor['text'],
 | 
        
           |  |  | 545 |                     $this->editoroptions['forcehttps']);
 | 
        
           |  |  | 546 |                 $DB->set_field('event', 'description', $this->properties->description,
 | 
        
           |  |  | 547 |                     array('id' => $this->properties->id));
 | 
        
           |  |  | 548 |             }
 | 
        
           |  |  | 549 |   | 
        
           |  |  | 550 |             // Log the event entry.
 | 
        
           |  |  | 551 |             $eventargs['objectid'] = $this->properties->id;
 | 
        
           |  |  | 552 |             $eventargs['context'] = $this->get_context();
 | 
        
           |  |  | 553 |             $event = \core\event\calendar_event_created::create($eventargs);
 | 
        
           |  |  | 554 |             $event->trigger();
 | 
        
           |  |  | 555 |   | 
        
           |  |  | 556 |             $repeatedids = array();
 | 
        
           |  |  | 557 |   | 
        
           |  |  | 558 |             if (!empty($this->properties->repeat)) {
 | 
        
           |  |  | 559 |                 $this->properties->repeatid = $this->properties->id;
 | 
        
           |  |  | 560 |                 $DB->set_field('event', 'repeatid', $this->properties->repeatid, array('id' => $this->properties->id));
 | 
        
           |  |  | 561 |   | 
        
           |  |  | 562 |                 $eventcopy = clone($this->properties);
 | 
        
           |  |  | 563 |                 unset($eventcopy->id);
 | 
        
           |  |  | 564 |   | 
        
           |  |  | 565 |                 $timestart = new \DateTime('@' . $eventcopy->timestart);
 | 
        
           |  |  | 566 |                 $timestart->setTimezone(\core_date::get_user_timezone_object());
 | 
        
           |  |  | 567 |   | 
        
           |  |  | 568 |                 for ($i = 1; $i < $eventcopy->repeats; $i++) {
 | 
        
           |  |  | 569 |   | 
        
           |  |  | 570 |                     $timestart->add(new \DateInterval('P7D'));
 | 
        
           |  |  | 571 |                     $eventcopy->timestart = $timestart->getTimestamp();
 | 
        
           |  |  | 572 |   | 
        
           |  |  | 573 |                     // Get the event id for the log record.
 | 
        
           |  |  | 574 |                     $eventcopyid = $DB->insert_record('event', $eventcopy);
 | 
        
           |  |  | 575 |   | 
        
           |  |  | 576 |                     // If the context has been set delete all associated files.
 | 
        
           |  |  | 577 |                     if ($usingeditor) {
 | 
        
           |  |  | 578 |                         $fs = get_file_storage();
 | 
        
           |  |  | 579 |                         $files = $fs->get_area_files($this->editorcontext->id, 'calendar', 'event_description',
 | 
        
           |  |  | 580 |                             $this->properties->id);
 | 
        
           |  |  | 581 |                         foreach ($files as $file) {
 | 
        
           |  |  | 582 |                             $fs->create_file_from_storedfile(array('itemid' => $eventcopyid), $file);
 | 
        
           |  |  | 583 |                         }
 | 
        
           |  |  | 584 |                     }
 | 
        
           |  |  | 585 |   | 
        
           |  |  | 586 |                     $repeatedids[] = $eventcopyid;
 | 
        
           |  |  | 587 |   | 
        
           |  |  | 588 |                     // Trigger an event.
 | 
        
           |  |  | 589 |                     $eventargs['objectid'] = $eventcopyid;
 | 
        
           |  |  | 590 |                     $eventargs['other']['timestart'] = $eventcopy->timestart;
 | 
        
           |  |  | 591 |                     $event = \core\event\calendar_event_created::create($eventargs);
 | 
        
           |  |  | 592 |                     $event->trigger();
 | 
        
           |  |  | 593 |                 }
 | 
        
           |  |  | 594 |             }
 | 
        
           |  |  | 595 |   | 
        
           |  |  | 596 |             return true;
 | 
        
           |  |  | 597 |         } else {
 | 
        
           |  |  | 598 |   | 
        
           |  |  | 599 |             if ($checkcapability) {
 | 
        
           |  |  | 600 |                 if (!calendar_edit_event_allowed($this->properties)) {
 | 
        
           |  |  | 601 |                     throw new \moodle_exception('nopermissiontoupdatecalendar');
 | 
        
           |  |  | 602 |                 }
 | 
        
           |  |  | 603 |             }
 | 
        
           |  |  | 604 |   | 
        
           |  |  | 605 |             if ($usingeditor) {
 | 
        
           |  |  | 606 |                 if ($this->editorcontext !== null) {
 | 
        
           |  |  | 607 |                     $this->properties->description = file_save_draft_area_files(
 | 
        
           |  |  | 608 |                         $this->properties->description['itemid'],
 | 
        
           |  |  | 609 |                         $this->editorcontext->id,
 | 
        
           |  |  | 610 |                         'calendar',
 | 
        
           |  |  | 611 |                         'event_description',
 | 
        
           |  |  | 612 |                         $this->properties->id,
 | 
        
           |  |  | 613 |                         $this->editoroptions,
 | 
        
           |  |  | 614 |                         $this->properties->description['text'],
 | 
        
           |  |  | 615 |                         $this->editoroptions['forcehttps']);
 | 
        
           |  |  | 616 |                 } else {
 | 
        
           |  |  | 617 |                     $this->properties->format = $this->properties->description['format'];
 | 
        
           |  |  | 618 |                     $this->properties->description = $this->properties->description['text'];
 | 
        
           |  |  | 619 |                 }
 | 
        
           |  |  | 620 |             }
 | 
        
           |  |  | 621 |   | 
        
           |  |  | 622 |             $event = $DB->get_record('event', array('id' => $this->properties->id));
 | 
        
           |  |  | 623 |   | 
        
           |  |  | 624 |             $updaterepeated = (!empty($this->properties->repeatid) && !empty($this->properties->repeateditall));
 | 
        
           |  |  | 625 |   | 
        
           |  |  | 626 |             if ($updaterepeated) {
 | 
        
           |  |  | 627 |   | 
        
           |  |  | 628 |                 $sqlset = 'name = ?,
 | 
        
           |  |  | 629 |                            description = ?,
 | 
        
           |  |  | 630 |                            timeduration = ?,
 | 
        
           |  |  | 631 |                            timemodified = ?,
 | 
        
           |  |  | 632 |                            groupid = ?,
 | 
        
           |  |  | 633 |                            courseid = ?';
 | 
        
           |  |  | 634 |   | 
        
           |  |  | 635 |                 // Note: Group and course id may not be set. If not, keep their current values.
 | 
        
           |  |  | 636 |                 $params = [
 | 
        
           |  |  | 637 |                     $this->properties->name,
 | 
        
           |  |  | 638 |                     $this->properties->description,
 | 
        
           |  |  | 639 |                     $this->properties->timeduration,
 | 
        
           |  |  | 640 |                     time(),
 | 
        
           |  |  | 641 |                     isset($this->properties->groupid) ? $this->properties->groupid : $event->groupid,
 | 
        
           |  |  | 642 |                     isset($this->properties->courseid) ? $this->properties->courseid : $event->courseid,
 | 
        
           |  |  | 643 |                 ];
 | 
        
           |  |  | 644 |   | 
        
           |  |  | 645 |                 // Note: Only update start date, if it was changed by the user.
 | 
        
           |  |  | 646 |                 if ($this->properties->timestart != $event->timestart) {
 | 
        
           |  |  | 647 |                     $timestartoffset = $this->properties->timestart - $event->timestart;
 | 
        
           |  |  | 648 |                     $sqlset .= ', timestart = timestart + ?';
 | 
        
           |  |  | 649 |                     $params[] = $timestartoffset;
 | 
        
           |  |  | 650 |                 }
 | 
        
           |  |  | 651 |   | 
        
           |  |  | 652 |                 // Note: Only update location, if it was changed by the user.
 | 
        
           |  |  | 653 |                 $updatelocation = (!empty($this->properties->location) && $this->properties->location !== $event->location);
 | 
        
           |  |  | 654 |                 if ($updatelocation) {
 | 
        
           |  |  | 655 |                     $sqlset .= ', location = ?';
 | 
        
           |  |  | 656 |                     $params[] = $this->properties->location;
 | 
        
           |  |  | 657 |                 }
 | 
        
           |  |  | 658 |   | 
        
           |  |  | 659 |                 // Update all.
 | 
        
           |  |  | 660 |                 $sql = "UPDATE {event}
 | 
        
           |  |  | 661 |                            SET $sqlset
 | 
        
           |  |  | 662 |                          WHERE repeatid = ?";
 | 
        
           |  |  | 663 |   | 
        
           |  |  | 664 |                 $params[] = $event->repeatid;
 | 
        
           |  |  | 665 |                 $DB->execute($sql, $params);
 | 
        
           |  |  | 666 |   | 
        
           |  |  | 667 |                 // Trigger an update event for each of the calendar event.
 | 
        
           |  |  | 668 |                 $events = $DB->get_records('event', array('repeatid' => $event->repeatid), '', '*');
 | 
        
           |  |  | 669 |                 foreach ($events as $calendarevent) {
 | 
        
           |  |  | 670 |                     $eventargs['objectid'] = $calendarevent->id;
 | 
        
           |  |  | 671 |                     $eventargs['other']['timestart'] = $calendarevent->timestart;
 | 
        
           |  |  | 672 |                     $event = \core\event\calendar_event_updated::create($eventargs);
 | 
        
           |  |  | 673 |                     $event->add_record_snapshot('event', $calendarevent);
 | 
        
           |  |  | 674 |                     $event->trigger();
 | 
        
           |  |  | 675 |                 }
 | 
        
           |  |  | 676 |             } else {
 | 
        
           |  |  | 677 |                 $DB->update_record('event', $this->properties);
 | 
        
           |  |  | 678 |                 $event = self::load($this->properties->id);
 | 
        
           |  |  | 679 |                 $this->properties = $event->properties();
 | 
        
           |  |  | 680 |   | 
        
           |  |  | 681 |                 // Trigger an update event.
 | 
        
           |  |  | 682 |                 $event = \core\event\calendar_event_updated::create($eventargs);
 | 
        
           |  |  | 683 |                 $event->add_record_snapshot('event', $this->properties);
 | 
        
           |  |  | 684 |                 $event->trigger();
 | 
        
           |  |  | 685 |             }
 | 
        
           |  |  | 686 |   | 
        
           |  |  | 687 |             return true;
 | 
        
           |  |  | 688 |         }
 | 
        
           |  |  | 689 |     }
 | 
        
           |  |  | 690 |   | 
        
           |  |  | 691 |     /**
 | 
        
           |  |  | 692 |      * Deletes an event and if selected an repeated events in the same series
 | 
        
           |  |  | 693 |      *
 | 
        
           |  |  | 694 |      * This function deletes an event, any associated events if $deleterepeated=true,
 | 
        
           |  |  | 695 |      * and cleans up any files associated with the events.
 | 
        
           |  |  | 696 |      *
 | 
        
           |  |  | 697 |      * @see self::delete()
 | 
        
           |  |  | 698 |      *
 | 
        
           |  |  | 699 |      * @param bool $deleterepeated  delete event repeatedly
 | 
        
           |  |  | 700 |      * @return bool succession of deleting event
 | 
        
           |  |  | 701 |      */
 | 
        
           |  |  | 702 |     public function delete($deleterepeated = false) {
 | 
        
           |  |  | 703 |         global $DB;
 | 
        
           |  |  | 704 |   | 
        
           |  |  | 705 |         // If $this->properties->id is not set then something is wrong.
 | 
        
           |  |  | 706 |         if (empty($this->properties->id)) {
 | 
        
           |  |  | 707 |             debugging('Attempting to delete an event before it has been loaded', DEBUG_DEVELOPER);
 | 
        
           |  |  | 708 |             return false;
 | 
        
           |  |  | 709 |         }
 | 
        
           |  |  | 710 |         $calevent = $DB->get_record('event',  array('id' => $this->properties->id), '*', MUST_EXIST);
 | 
        
           |  |  | 711 |         // Delete the event.
 | 
        
           |  |  | 712 |         $DB->delete_records('event', array('id' => $this->properties->id));
 | 
        
           |  |  | 713 |   | 
        
           |  |  | 714 |         // Trigger an event for the delete action.
 | 
        
           |  |  | 715 |         $eventargs = array(
 | 
        
           |  |  | 716 |             'context' => $this->get_context(),
 | 
        
           |  |  | 717 |             'objectid' => $this->properties->id,
 | 
        
           |  |  | 718 |             'other' => array(
 | 
        
           |  |  | 719 |                 'repeatid' => empty($this->properties->repeatid) ? 0 : $this->properties->repeatid,
 | 
        
           |  |  | 720 |                 'timestart' => $this->properties->timestart,
 | 
        
           |  |  | 721 |                 'name' => $this->properties->name
 | 
        
           |  |  | 722 |             ));
 | 
        
           |  |  | 723 |         $event = \core\event\calendar_event_deleted::create($eventargs);
 | 
        
           |  |  | 724 |         $event->add_record_snapshot('event', $calevent);
 | 
        
           |  |  | 725 |         $event->trigger();
 | 
        
           |  |  | 726 |   | 
        
           |  |  | 727 |         // If we are deleting parent of a repeated event series, promote the next event in the series as parent.
 | 
        
           |  |  | 728 |         if (($this->properties->id == $this->properties->repeatid) && !$deleterepeated) {
 | 
        
           |  |  | 729 |             $newparent = $DB->get_field_sql("SELECT id from {event} where repeatid = ? order by id ASC",
 | 
        
           |  |  | 730 |                 array($this->properties->id), IGNORE_MULTIPLE);
 | 
        
           |  |  | 731 |             if (!empty($newparent)) {
 | 
        
           |  |  | 732 |                 $DB->execute("UPDATE {event} SET repeatid = ? WHERE repeatid = ?",
 | 
        
           |  |  | 733 |                     array($newparent, $this->properties->id));
 | 
        
           |  |  | 734 |                 // Get all records where the repeatid is the same as the event being removed.
 | 
        
           |  |  | 735 |                 $events = $DB->get_records('event', array('repeatid' => $newparent));
 | 
        
           |  |  | 736 |                 // For each of the returned events trigger an update event.
 | 
        
           |  |  | 737 |                 foreach ($events as $calendarevent) {
 | 
        
           |  |  | 738 |                     // Trigger an event for the update.
 | 
        
           |  |  | 739 |                     $eventargs['objectid'] = $calendarevent->id;
 | 
        
           |  |  | 740 |                     $eventargs['other']['timestart'] = $calendarevent->timestart;
 | 
        
           |  |  | 741 |                     $event = \core\event\calendar_event_updated::create($eventargs);
 | 
        
           |  |  | 742 |                     $event->add_record_snapshot('event', $calendarevent);
 | 
        
           |  |  | 743 |                     $event->trigger();
 | 
        
           |  |  | 744 |                 }
 | 
        
           |  |  | 745 |             }
 | 
        
           |  |  | 746 |         }
 | 
        
           |  |  | 747 |   | 
        
           |  |  | 748 |         // If the editor context hasn't already been set then set it now.
 | 
        
           |  |  | 749 |         if ($this->editorcontext === null) {
 | 
        
           |  |  | 750 |             $this->editorcontext = $this->get_context();
 | 
        
           |  |  | 751 |         }
 | 
        
           |  |  | 752 |   | 
        
           |  |  | 753 |         // If the context has been set delete all associated files.
 | 
        
           |  |  | 754 |         if ($this->editorcontext !== null) {
 | 
        
           |  |  | 755 |             $fs = get_file_storage();
 | 
        
           |  |  | 756 |             $files = $fs->get_area_files($this->editorcontext->id, 'calendar', 'event_description', $this->properties->id);
 | 
        
           |  |  | 757 |             foreach ($files as $file) {
 | 
        
           |  |  | 758 |                 $file->delete();
 | 
        
           |  |  | 759 |             }
 | 
        
           |  |  | 760 |         }
 | 
        
           |  |  | 761 |   | 
        
           |  |  | 762 |         // If we need to delete repeated events then we will fetch them all and delete one by one.
 | 
        
           |  |  | 763 |         if ($deleterepeated && !empty($this->properties->repeatid) && $this->properties->repeatid > 0) {
 | 
        
           |  |  | 764 |             // Get all records where the repeatid is the same as the event being removed.
 | 
        
           |  |  | 765 |             $events = $DB->get_records('event', array('repeatid' => $this->properties->repeatid));
 | 
        
           |  |  | 766 |             // For each of the returned events populate an event object and call delete.
 | 
        
           |  |  | 767 |             // make sure the arg passed is false as we are already deleting all repeats.
 | 
        
           |  |  | 768 |             foreach ($events as $event) {
 | 
        
           |  |  | 769 |                 $event = new calendar_event($event);
 | 
        
           |  |  | 770 |                 $event->delete(false);
 | 
        
           |  |  | 771 |             }
 | 
        
           |  |  | 772 |         }
 | 
        
           |  |  | 773 |   | 
        
           |  |  | 774 |         return true;
 | 
        
           |  |  | 775 |     }
 | 
        
           |  |  | 776 |   | 
        
           |  |  | 777 |     /**
 | 
        
           |  |  | 778 |      * Fetch all event properties.
 | 
        
           |  |  | 779 |      *
 | 
        
           |  |  | 780 |      * This function returns all of the events properties as an object and optionally
 | 
        
           |  |  | 781 |      * can prepare an editor for the description field at the same time. This is
 | 
        
           |  |  | 782 |      * designed to work when the properties are going to be used to set the default
 | 
        
           |  |  | 783 |      * values of a moodle forms form.
 | 
        
           |  |  | 784 |      *
 | 
        
           |  |  | 785 |      * @param bool $prepareeditor If set to true a editor is prepared for use with
 | 
        
           |  |  | 786 |      *              the mforms editor element. (for description)
 | 
        
           |  |  | 787 |      * @return \stdClass Object containing event properties
 | 
        
           |  |  | 788 |      */
 | 
        
           |  |  | 789 |     public function properties($prepareeditor = false) {
 | 
        
           |  |  | 790 |         global $DB;
 | 
        
           |  |  | 791 |   | 
        
           |  |  | 792 |         // First take a copy of the properties. We don't want to actually change the
 | 
        
           |  |  | 793 |         // properties or we'd forever be converting back and forwards between an
 | 
        
           |  |  | 794 |         // editor formatted description and not.
 | 
        
           |  |  | 795 |         $properties = clone($this->properties);
 | 
        
           |  |  | 796 |         // Clean the description here.
 | 
        
           |  |  | 797 |         $properties->description = clean_text($properties->description, $properties->format);
 | 
        
           |  |  | 798 |   | 
        
           |  |  | 799 |         // If set to true we need to prepare the properties for use with an editor
 | 
        
           |  |  | 800 |         // and prepare the file area.
 | 
        
           |  |  | 801 |         if ($prepareeditor) {
 | 
        
           |  |  | 802 |   | 
        
           |  |  | 803 |             // We may or may not have a property id. If we do then we need to work
 | 
        
           |  |  | 804 |             // out the context so we can copy the existing files to the draft area.
 | 
        
           |  |  | 805 |             if (!empty($properties->id)) {
 | 
        
           |  |  | 806 |   | 
        
           |  |  | 807 |                 if ($properties->eventtype === 'site') {
 | 
        
           |  |  | 808 |                     // Site context.
 | 
        
           |  |  | 809 |                     $this->editorcontext = $this->get_context();
 | 
        
           |  |  | 810 |                 } else if ($properties->eventtype === 'user') {
 | 
        
           |  |  | 811 |                     // User context.
 | 
        
           |  |  | 812 |                     $this->editorcontext = $this->get_context();
 | 
        
           |  |  | 813 |                 } else if ($properties->eventtype === 'group' || $properties->eventtype === 'course') {
 | 
        
           |  |  | 814 |                     // First check the course is valid.
 | 
        
           |  |  | 815 |                     $course = $DB->get_record('course', array('id' => $properties->courseid));
 | 
        
           |  |  | 816 |                     if (!$course) {
 | 
        
           |  |  | 817 |                         throw new \moodle_exception('invalidcourse');
 | 
        
           |  |  | 818 |                     }
 | 
        
           |  |  | 819 |                     // Course context.
 | 
        
           |  |  | 820 |                     $this->editorcontext = $this->get_context();
 | 
        
           |  |  | 821 |                     // We have a course and are within the course context so we had
 | 
        
           |  |  | 822 |                     // better use the courses max bytes value.
 | 
        
           |  |  | 823 |                     $this->editoroptions['maxbytes'] = $course->maxbytes;
 | 
        
           |  |  | 824 |                 } else if ($properties->eventtype === 'category') {
 | 
        
           |  |  | 825 |                     // First check the course is valid.
 | 
        
           |  |  | 826 |                     \core_course_category::get($properties->categoryid, MUST_EXIST, true);
 | 
        
           |  |  | 827 |                     // Course context.
 | 
        
           |  |  | 828 |                     $this->editorcontext = $this->get_context();
 | 
        
           |  |  | 829 |                 } else {
 | 
        
           |  |  | 830 |                     // If we get here we have a custom event type as used by some
 | 
        
           |  |  | 831 |                     // modules. In this case the event will have been added by
 | 
        
           |  |  | 832 |                     // code and we won't need the editor.
 | 
        
           |  |  | 833 |                     $this->editoroptions['maxbytes'] = 0;
 | 
        
           |  |  | 834 |                     $this->editoroptions['maxfiles'] = 0;
 | 
        
           |  |  | 835 |                 }
 | 
        
           |  |  | 836 |   | 
        
           |  |  | 837 |                 if (empty($this->editorcontext) || empty($this->editorcontext->id)) {
 | 
        
           |  |  | 838 |                     $contextid = false;
 | 
        
           |  |  | 839 |                 } else {
 | 
        
           |  |  | 840 |                     // Get the context id that is what we really want.
 | 
        
           |  |  | 841 |                     $contextid = $this->editorcontext->id;
 | 
        
           |  |  | 842 |                 }
 | 
        
           |  |  | 843 |             } else {
 | 
        
           |  |  | 844 |   | 
        
           |  |  | 845 |                 // If we get here then this is a new event in which case we don't need a
 | 
        
           |  |  | 846 |                 // context as there is no existing files to copy to the draft area.
 | 
        
           |  |  | 847 |                 $contextid = null;
 | 
        
           |  |  | 848 |             }
 | 
        
           |  |  | 849 |   | 
        
           |  |  | 850 |             // If the contextid === false we don't support files so no preparing
 | 
        
           |  |  | 851 |             // a draft area.
 | 
        
           |  |  | 852 |             if ($contextid !== false) {
 | 
        
           |  |  | 853 |                 // Just encase it has already been submitted.
 | 
        
           |  |  | 854 |                 $draftiddescription = file_get_submitted_draft_itemid('description');
 | 
        
           |  |  | 855 |                 // Prepare the draft area, this copies existing files to the draft area as well.
 | 
        
           |  |  | 856 |                 $properties->description = file_prepare_draft_area($draftiddescription, $contextid, 'calendar',
 | 
        
           |  |  | 857 |                     'event_description', $properties->id, $this->editoroptions, $properties->description);
 | 
        
           |  |  | 858 |             } else {
 | 
        
           |  |  | 859 |                 $draftiddescription = 0;
 | 
        
           |  |  | 860 |             }
 | 
        
           |  |  | 861 |   | 
        
           |  |  | 862 |             // Structure the description field as the editor requires.
 | 
        
           |  |  | 863 |             $properties->description = array('text' => $properties->description, 'format' => $properties->format,
 | 
        
           |  |  | 864 |                 'itemid' => $draftiddescription);
 | 
        
           |  |  | 865 |         }
 | 
        
           |  |  | 866 |   | 
        
           |  |  | 867 |         // Finally return the properties.
 | 
        
           |  |  | 868 |         return $properties;
 | 
        
           |  |  | 869 |     }
 | 
        
           |  |  | 870 |   | 
        
           |  |  | 871 |     /**
 | 
        
           |  |  | 872 |      * Toggles the visibility of an event
 | 
        
           |  |  | 873 |      *
 | 
        
           |  |  | 874 |      * @param null|bool $force If it is left null the events visibility is flipped,
 | 
        
           |  |  | 875 |      *                   If it is false the event is made hidden, if it is true it
 | 
        
           |  |  | 876 |      *                   is made visible.
 | 
        
           |  |  | 877 |      * @return bool if event is successfully updated, toggle will be visible
 | 
        
           |  |  | 878 |      */
 | 
        
           |  |  | 879 |     public function toggle_visibility($force = null) {
 | 
        
           |  |  | 880 |         global $DB;
 | 
        
           |  |  | 881 |   | 
        
           |  |  | 882 |         // Set visible to the default if it is not already set.
 | 
        
           |  |  | 883 |         if (empty($this->properties->visible)) {
 | 
        
           |  |  | 884 |             $this->properties->visible = 1;
 | 
        
           |  |  | 885 |         }
 | 
        
           |  |  | 886 |   | 
        
           |  |  | 887 |         if ($force === true || ($force !== false && $this->properties->visible == 0)) {
 | 
        
           |  |  | 888 |             // Make this event visible.
 | 
        
           |  |  | 889 |             $this->properties->visible = 1;
 | 
        
           |  |  | 890 |         } else {
 | 
        
           |  |  | 891 |             // Make this event hidden.
 | 
        
           |  |  | 892 |             $this->properties->visible = 0;
 | 
        
           |  |  | 893 |         }
 | 
        
           |  |  | 894 |   | 
        
           |  |  | 895 |         // Update the database to reflect this change.
 | 
        
           |  |  | 896 |         $success = $DB->set_field('event', 'visible', $this->properties->visible, array('id' => $this->properties->id));
 | 
        
           |  |  | 897 |         $calendarevent = $DB->get_record('event',  array('id' => $this->properties->id), '*', MUST_EXIST);
 | 
        
           |  |  | 898 |   | 
        
           |  |  | 899 |         // Prepare event data.
 | 
        
           |  |  | 900 |         $eventargs = array(
 | 
        
           |  |  | 901 |             'context' => $this->get_context(),
 | 
        
           |  |  | 902 |             'objectid' => $this->properties->id,
 | 
        
           |  |  | 903 |             'other' => array(
 | 
        
           |  |  | 904 |                 'repeatid' => empty($this->properties->repeatid) ? 0 : $this->properties->repeatid,
 | 
        
           |  |  | 905 |                 'timestart' => $this->properties->timestart,
 | 
        
           |  |  | 906 |                 'name' => $this->properties->name
 | 
        
           |  |  | 907 |             )
 | 
        
           |  |  | 908 |         );
 | 
        
           |  |  | 909 |         $event = \core\event\calendar_event_updated::create($eventargs);
 | 
        
           |  |  | 910 |         $event->add_record_snapshot('event', $calendarevent);
 | 
        
           |  |  | 911 |         $event->trigger();
 | 
        
           |  |  | 912 |   | 
        
           |  |  | 913 |         return $success;
 | 
        
           |  |  | 914 |     }
 | 
        
           |  |  | 915 |   | 
        
           |  |  | 916 |     /**
 | 
        
           |  |  | 917 |      * Returns an event object when provided with an event id.
 | 
        
           |  |  | 918 |      *
 | 
        
           |  |  | 919 |      * This function makes use of MUST_EXIST, if the event id passed in is invalid
 | 
        
           |  |  | 920 |      * it will result in an exception being thrown.
 | 
        
           |  |  | 921 |      *
 | 
        
           |  |  | 922 |      * @param int|object $param event object or event id
 | 
        
           |  |  | 923 |      * @return calendar_event
 | 
        
           |  |  | 924 |      */
 | 
        
           |  |  | 925 |     public static function load($param) {
 | 
        
           |  |  | 926 |         global $DB;
 | 
        
           |  |  | 927 |         if (is_object($param)) {
 | 
        
           |  |  | 928 |             $event = new calendar_event($param);
 | 
        
           |  |  | 929 |         } else {
 | 
        
           |  |  | 930 |             $event = $DB->get_record('event', array('id' => (int)$param), '*', MUST_EXIST);
 | 
        
           |  |  | 931 |             $event = new calendar_event($event);
 | 
        
           |  |  | 932 |         }
 | 
        
           |  |  | 933 |         return $event;
 | 
        
           |  |  | 934 |     }
 | 
        
           |  |  | 935 |   | 
        
           |  |  | 936 |     /**
 | 
        
           |  |  | 937 |      * Creates a new event and returns an event object.
 | 
        
           |  |  | 938 |      *
 | 
        
           |  |  | 939 |      * Capability checking should be performed if the user is directly creating the event
 | 
        
           |  |  | 940 |      * and no other capability has been tested. However if the event is not being created
 | 
        
           |  |  | 941 |      * directly by the user and another capability has been checked for them to do this then
 | 
        
           |  |  | 942 |      * capabilites should not be checked.
 | 
        
           |  |  | 943 |      *
 | 
        
           |  |  | 944 |      * For example if a user is creating an event in the calendar the check should be true,
 | 
        
           |  |  | 945 |      * but if you are creating an event in an activity when it is created then the calendar
 | 
        
           |  |  | 946 |      * capabilites should not be checked.
 | 
        
           |  |  | 947 |      *
 | 
        
           |  |  | 948 |      * @param \stdClass|array $properties An object containing event properties
 | 
        
           |  |  | 949 |      * @param bool $checkcapability If Moodle should check the user can manage the calendar events for this call or not.
 | 
        
           |  |  | 950 |      * @throws \coding_exception
 | 
        
           |  |  | 951 |      *
 | 
        
           |  |  | 952 |      * @return calendar_event|bool The event object or false if it failed
 | 
        
           |  |  | 953 |      */
 | 
        
           |  |  | 954 |     public static function create($properties, $checkcapability = true) {
 | 
        
           |  |  | 955 |         if (is_array($properties)) {
 | 
        
           |  |  | 956 |             $properties = (object)$properties;
 | 
        
           |  |  | 957 |         }
 | 
        
           |  |  | 958 |         if (!is_object($properties)) {
 | 
        
           |  |  | 959 |             throw new \coding_exception('When creating an event properties should be either an object or an assoc array');
 | 
        
           |  |  | 960 |         }
 | 
        
           |  |  | 961 |         $event = new calendar_event($properties);
 | 
        
           |  |  | 962 |         if ($event->update($properties, $checkcapability)) {
 | 
        
           |  |  | 963 |             return $event;
 | 
        
           |  |  | 964 |         } else {
 | 
        
           |  |  | 965 |             return false;
 | 
        
           |  |  | 966 |         }
 | 
        
           |  |  | 967 |     }
 | 
        
           |  |  | 968 |   | 
        
           |  |  | 969 |     /**
 | 
        
           |  |  | 970 |      * Format the event name using the external API.
 | 
        
           |  |  | 971 |      *
 | 
        
           |  |  | 972 |      * This function should we used when text formatting is required in external functions.
 | 
        
           |  |  | 973 |      *
 | 
        
           |  |  | 974 |      * @return string Formatted name.
 | 
        
           |  |  | 975 |      */
 | 
        
           |  |  | 976 |     public function format_external_name() {
 | 
        
           |  |  | 977 |         if ($this->editorcontext === null) {
 | 
        
           |  |  | 978 |             // Switch on the event type to decide upon the appropriate context to use for this event.
 | 
        
           |  |  | 979 |             $this->editorcontext = $this->get_context();
 | 
        
           |  |  | 980 |         }
 | 
        
           |  |  | 981 |   | 
        
           |  |  | 982 |         return \core_external\util::format_string($this->properties->name, $this->editorcontext->id);
 | 
        
           |  |  | 983 |     }
 | 
        
           |  |  | 984 |   | 
        
           |  |  | 985 |     /**
 | 
        
           |  |  | 986 |      * Format the text using the external API.
 | 
        
           |  |  | 987 |      *
 | 
        
           |  |  | 988 |      * This function should we used when text formatting is required in external functions.
 | 
        
           |  |  | 989 |      *
 | 
        
           |  |  | 990 |      * @return array an array containing the text formatted and the text format
 | 
        
           |  |  | 991 |      */
 | 
        
           |  |  | 992 |     public function format_external_text() {
 | 
        
           |  |  | 993 |   | 
        
           |  |  | 994 |         if ($this->editorcontext === null) {
 | 
        
           |  |  | 995 |             // Switch on the event type to decide upon the appropriate context to use for this event.
 | 
        
           |  |  | 996 |             $this->editorcontext = $this->get_context();
 | 
        
           |  |  | 997 |   | 
        
           |  |  | 998 |             if (!calendar_is_valid_eventtype($this->properties->eventtype)) {
 | 
        
           |  |  | 999 |                 // We don't have a context here, do a normal format_text.
 | 
        
           |  |  | 1000 |                 return \core_external\util::format_text(
 | 
        
           |  |  | 1001 |                     $this->properties->description,
 | 
        
           |  |  | 1002 |                     $this->properties->format,
 | 
        
           |  |  | 1003 |                     $this->editorcontext
 | 
        
           |  |  | 1004 |                 );
 | 
        
           |  |  | 1005 |             }
 | 
        
           |  |  | 1006 |         }
 | 
        
           |  |  | 1007 |   | 
        
           |  |  | 1008 |         // Work out the item id for the editor, if this is a repeated event then the files will be associated with the original.
 | 
        
           |  |  | 1009 |         if (!empty($this->properties->repeatid) && $this->properties->repeatid > 0) {
 | 
        
           |  |  | 1010 |             $itemid = $this->properties->repeatid;
 | 
        
           |  |  | 1011 |         } else {
 | 
        
           |  |  | 1012 |             $itemid = $this->properties->id;
 | 
        
           |  |  | 1013 |         }
 | 
        
           |  |  | 1014 |   | 
        
           |  |  | 1015 |         return \core_external\util::format_text(
 | 
        
           |  |  | 1016 |             $this->properties->description,
 | 
        
           |  |  | 1017 |             $this->properties->format,
 | 
        
           |  |  | 1018 |             $this->editorcontext,
 | 
        
           |  |  | 1019 |             'calendar',
 | 
        
           |  |  | 1020 |             'event_description',
 | 
        
           |  |  | 1021 |             $itemid
 | 
        
           |  |  | 1022 |         );
 | 
        
           |  |  | 1023 |     }
 | 
        
           |  |  | 1024 | }
 | 
        
           |  |  | 1025 |   | 
        
           |  |  | 1026 | /**
 | 
        
           |  |  | 1027 |  * Calendar information class
 | 
        
           |  |  | 1028 |  *
 | 
        
           |  |  | 1029 |  * This class is used simply to organise the information pertaining to a calendar
 | 
        
           |  |  | 1030 |  * and is used primarily to make information easily available.
 | 
        
           |  |  | 1031 |  *
 | 
        
           |  |  | 1032 |  * @package core_calendar
 | 
        
           |  |  | 1033 |  * @category calendar
 | 
        
           |  |  | 1034 |  * @copyright 2010 Sam Hemelryk
 | 
        
           |  |  | 1035 |  * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 | 
        
           |  |  | 1036 |  */
 | 
        
           |  |  | 1037 | class calendar_information {
 | 
        
           |  |  | 1038 |   | 
        
           |  |  | 1039 |     /**
 | 
        
           |  |  | 1040 |      * @var int The timestamp
 | 
        
           |  |  | 1041 |      *
 | 
        
           |  |  | 1042 |      * Rather than setting the day, month and year we will set a timestamp which will be able
 | 
        
           |  |  | 1043 |      * to be used by multiple calendars.
 | 
        
           |  |  | 1044 |      */
 | 
        
           |  |  | 1045 |     public $time;
 | 
        
           |  |  | 1046 |   | 
        
           |  |  | 1047 |     /** @var int A course id */
 | 
        
           |  |  | 1048 |     public $courseid = null;
 | 
        
           |  |  | 1049 |   | 
        
           |  |  | 1050 |     /** @var array An array of categories */
 | 
        
           |  |  | 1051 |     public $categories = array();
 | 
        
           |  |  | 1052 |   | 
        
           |  |  | 1053 |     /** @var int The current category */
 | 
        
           |  |  | 1054 |     public $categoryid = null;
 | 
        
           |  |  | 1055 |   | 
        
           |  |  | 1056 |     /** @var array An array of courses */
 | 
        
           |  |  | 1057 |     public $courses = array();
 | 
        
           |  |  | 1058 |   | 
        
           |  |  | 1059 |     /** @var array An array of groups */
 | 
        
           |  |  | 1060 |     public $groups = array();
 | 
        
           |  |  | 1061 |   | 
        
           |  |  | 1062 |     /** @var array An array of users */
 | 
        
           |  |  | 1063 |     public $users = array();
 | 
        
           |  |  | 1064 |   | 
        
           |  |  | 1065 |     /** @var context The anticipated context that the calendar is viewed in */
 | 
        
           |  |  | 1066 |     public $context = null;
 | 
        
           |  |  | 1067 |   | 
        
           |  |  | 1068 |     /** @var string The calendar's view mode. */
 | 
        
           |  |  | 1069 |     protected $viewmode;
 | 
        
           |  |  | 1070 |   | 
        
           |  |  | 1071 |     /** @var \stdClass course data. */
 | 
        
           |  |  | 1072 |     public $course;
 | 
        
           |  |  | 1073 |   | 
        
           |  |  | 1074 |     /** @var int day. */
 | 
        
           |  |  | 1075 |     protected $day;
 | 
        
           |  |  | 1076 |   | 
        
           |  |  | 1077 |     /** @var int month. */
 | 
        
           |  |  | 1078 |     protected $month;
 | 
        
           |  |  | 1079 |   | 
        
           |  |  | 1080 |     /** @var int year. */
 | 
        
           |  |  | 1081 |     protected $year;
 | 
        
           |  |  | 1082 |   | 
        
           |  |  | 1083 |     /**
 | 
        
           |  |  | 1084 |      * Creates a new instance
 | 
        
           |  |  | 1085 |      *
 | 
        
           |  |  | 1086 |      * @param int $day the number of the day
 | 
        
           |  |  | 1087 |      * @param int $month the number of the month
 | 
        
           |  |  | 1088 |      * @param int $year the number of the year
 | 
        
           |  |  | 1089 |      * @param int $time the unixtimestamp representing the date we want to view, this is used instead of $calmonth
 | 
        
           |  |  | 1090 |      *     and $calyear to support multiple calendars
 | 
        
           |  |  | 1091 |      */
 | 
        
           |  |  | 1092 |     public function __construct($day = 0, $month = 0, $year = 0, $time = 0) {
 | 
        
           |  |  | 1093 |         // If a day, month and year were passed then convert it to a timestamp. If these were passed
 | 
        
           |  |  | 1094 |         // then we can assume the day, month and year are passed as Gregorian, as no where in core
 | 
        
           |  |  | 1095 |         // should we be passing these values rather than the time. This is done for BC.
 | 
        
           |  |  | 1096 |         if (!empty($day) || !empty($month) || !empty($year)) {
 | 
        
           |  |  | 1097 |             $date = usergetdate(time());
 | 
        
           |  |  | 1098 |             if (empty($day)) {
 | 
        
           |  |  | 1099 |                 $day = $date['mday'];
 | 
        
           |  |  | 1100 |             }
 | 
        
           |  |  | 1101 |             if (empty($month)) {
 | 
        
           |  |  | 1102 |                 $month = $date['mon'];
 | 
        
           |  |  | 1103 |             }
 | 
        
           |  |  | 1104 |             if (empty($year)) {
 | 
        
           |  |  | 1105 |                 $year =  $date['year'];
 | 
        
           |  |  | 1106 |             }
 | 
        
           |  |  | 1107 |             if (checkdate($month, $day, $year)) {
 | 
        
           |  |  | 1108 |                 $time = make_timestamp($year, $month, $day);
 | 
        
           |  |  | 1109 |             } else {
 | 
        
           |  |  | 1110 |                 $time = time();
 | 
        
           |  |  | 1111 |             }
 | 
        
           |  |  | 1112 |         }
 | 
        
           |  |  | 1113 |   | 
        
           |  |  | 1114 |         $this->set_time($time);
 | 
        
           |  |  | 1115 |     }
 | 
        
           |  |  | 1116 |   | 
        
           |  |  | 1117 |     /**
 | 
        
           |  |  | 1118 |      * Creates and set up a instance.
 | 
        
           |  |  | 1119 |      *
 | 
        
           |  |  | 1120 |      * @param   int                     $time the unixtimestamp representing the date we want to view.
 | 
        
           |  |  | 1121 |      * @param   int                     $courseid The ID of the course the user wishes to view.
 | 
        
           |  |  | 1122 |      * @param   int                     $categoryid The ID of the category the user wishes to view
 | 
        
           |  |  | 1123 |      *                                  If a courseid is specified, this value is ignored.
 | 
        
           |  |  | 1124 |      * @return  calendar_information
 | 
        
           |  |  | 1125 |      */
 | 
        
           | 1441 | ariadna | 1126 |     public static function create($time, int $courseid, ?int $categoryid = null): calendar_information {
 | 
        
           | 1 | efrain | 1127 |         $calendar = new static(0, 0, 0, $time);
 | 
        
           |  |  | 1128 |         if ($courseid != SITEID && !empty($courseid)) {
 | 
        
           |  |  | 1129 |             // Course ID must be valid and existing.
 | 
        
           |  |  | 1130 |             $course = get_course($courseid);
 | 
        
           |  |  | 1131 |             $calendar->context = context_course::instance($course->id);
 | 
        
           |  |  | 1132 |   | 
        
           |  |  | 1133 |             if (!$course->visible && !is_role_switched($course->id)) {
 | 
        
           |  |  | 1134 |                 require_capability('moodle/course:viewhiddencourses', $calendar->context);
 | 
        
           |  |  | 1135 |             }
 | 
        
           |  |  | 1136 |   | 
        
           |  |  | 1137 |             $courses = [$course->id => $course];
 | 
        
           |  |  | 1138 |             $category = (\core_course_category::get($course->category, MUST_EXIST, true))->get_db_record();
 | 
        
           |  |  | 1139 |         } else if (!empty($categoryid)) {
 | 
        
           |  |  | 1140 |             $course = get_site();
 | 
        
           |  |  | 1141 |             $courses = calendar_get_default_courses(null, 'id, category, groupmode, groupmodeforce');
 | 
        
           |  |  | 1142 |   | 
        
           |  |  | 1143 |             // Filter available courses to those within this category or it's children.
 | 
        
           |  |  | 1144 |             $ids = [$categoryid];
 | 
        
           |  |  | 1145 |             $category = \core_course_category::get($categoryid);
 | 
        
           |  |  | 1146 |             $ids = array_merge($ids, array_keys($category->get_children()));
 | 
        
           |  |  | 1147 |             $courses = array_filter($courses, function($course) use ($ids) {
 | 
        
           |  |  | 1148 |                 return array_search($course->category, $ids) !== false;
 | 
        
           |  |  | 1149 |             });
 | 
        
           |  |  | 1150 |             $category = $category->get_db_record();
 | 
        
           |  |  | 1151 |   | 
        
           |  |  | 1152 |             $calendar->context = context_coursecat::instance($categoryid);
 | 
        
           |  |  | 1153 |         } else {
 | 
        
           |  |  | 1154 |             $course = get_site();
 | 
        
           |  |  | 1155 |             $courses = calendar_get_default_courses(null, 'id, category, groupmode, groupmodeforce');
 | 
        
           |  |  | 1156 |             $category = null;
 | 
        
           |  |  | 1157 |   | 
        
           |  |  | 1158 |             $calendar->context = context_system::instance();
 | 
        
           |  |  | 1159 |         }
 | 
        
           |  |  | 1160 |   | 
        
           |  |  | 1161 |         $calendar->set_sources($course, $courses, $category);
 | 
        
           |  |  | 1162 |   | 
        
           |  |  | 1163 |         return $calendar;
 | 
        
           |  |  | 1164 |     }
 | 
        
           |  |  | 1165 |   | 
        
           |  |  | 1166 |     /**
 | 
        
           |  |  | 1167 |      * Set the time period of this instance.
 | 
        
           |  |  | 1168 |      *
 | 
        
           |  |  | 1169 |      * @param   int $time the unixtimestamp representing the date we want to view.
 | 
        
           |  |  | 1170 |      * @return  $this
 | 
        
           |  |  | 1171 |      */
 | 
        
           |  |  | 1172 |     public function set_time($time = null) {
 | 
        
           |  |  | 1173 |         if (empty($time)) {
 | 
        
           |  |  | 1174 |             $this->time = time();
 | 
        
           |  |  | 1175 |         } else {
 | 
        
           |  |  | 1176 |             $this->time = $time;
 | 
        
           |  |  | 1177 |         }
 | 
        
           |  |  | 1178 |   | 
        
           |  |  | 1179 |         return $this;
 | 
        
           |  |  | 1180 |     }
 | 
        
           |  |  | 1181 |   | 
        
           |  |  | 1182 |     /**
 | 
        
           |  |  | 1183 |      * @deprecated 3.4
 | 
        
           |  |  | 1184 |      */
 | 
        
           | 1441 | ariadna | 1185 |     #[\core\attribute\deprecated('prepare_for_view', since: '3.4', mdl: 'MDL-59890', final: true)]
 | 
        
           |  |  | 1186 |     public function prepare_for_view() {
 | 
        
           |  |  | 1187 |         \core\deprecation::emit_deprecation([self::class, __FUNCTION__]);
 | 
        
           | 1 | efrain | 1188 |     }
 | 
        
           |  |  | 1189 |   | 
        
           |  |  | 1190 |     /**
 | 
        
           |  |  | 1191 |      * Set the sources for events within the calendar.
 | 
        
           |  |  | 1192 |      *
 | 
        
           |  |  | 1193 |      * If no category is provided, then the category path for the current
 | 
        
           |  |  | 1194 |      * course will be used.
 | 
        
           |  |  | 1195 |      *
 | 
        
           |  |  | 1196 |      * @param   stdClass    $course The current course being viewed.
 | 
        
           |  |  | 1197 |      * @param   stdClass[]  $courses The list of all courses currently accessible.
 | 
        
           |  |  | 1198 |      * @param   stdClass    $category The current category to show.
 | 
        
           |  |  | 1199 |      */
 | 
        
           | 1441 | ariadna | 1200 |     public function set_sources(stdClass $course, array $courses, ?stdClass $category = null) {
 | 
        
           | 1 | efrain | 1201 |         global $USER;
 | 
        
           |  |  | 1202 |   | 
        
           |  |  | 1203 |         // A cousre must always be specified.
 | 
        
           |  |  | 1204 |         $this->course = $course;
 | 
        
           |  |  | 1205 |         $this->courseid = $course->id;
 | 
        
           |  |  | 1206 |   | 
        
           |  |  | 1207 |         list($courseids, $group, $user) = calendar_set_filters($courses);
 | 
        
           |  |  | 1208 |         $this->courses = $courseids;
 | 
        
           |  |  | 1209 |         $this->groups = $group;
 | 
        
           |  |  | 1210 |         $this->users = $user;
 | 
        
           |  |  | 1211 |   | 
        
           |  |  | 1212 |         // Do not show category events by default.
 | 
        
           |  |  | 1213 |         $this->categoryid = null;
 | 
        
           |  |  | 1214 |         $this->categories = null;
 | 
        
           |  |  | 1215 |   | 
        
           |  |  | 1216 |         // Determine the correct category information to show.
 | 
        
           |  |  | 1217 |         // When called with a course, the category of that course is usually included too.
 | 
        
           |  |  | 1218 |         // When a category was specifically requested, it should be requested with the site id.
 | 
        
           |  |  | 1219 |         if (SITEID !== $this->courseid) {
 | 
        
           |  |  | 1220 |             // A specific course was requested.
 | 
        
           |  |  | 1221 |             // Fetch the category that this course is in, along with all parents.
 | 
        
           |  |  | 1222 |             // Do not include child categories of this category, as the user many not have enrolments in those siblings or children.
 | 
        
           |  |  | 1223 |             $category = \core_course_category::get($course->category, MUST_EXIST, true);
 | 
        
           |  |  | 1224 |             $this->categoryid = $category->id;
 | 
        
           |  |  | 1225 |   | 
        
           |  |  | 1226 |             $this->categories = $category->get_parents();
 | 
        
           |  |  | 1227 |             $this->categories[] = $category->id;
 | 
        
           |  |  | 1228 |         } else if (null !== $category && $category->id > 0) {
 | 
        
           |  |  | 1229 |             // A specific category was requested.
 | 
        
           |  |  | 1230 |             // Fetch all parents of this category, along with all children too.
 | 
        
           |  |  | 1231 |             $category = \core_course_category::get($category->id);
 | 
        
           |  |  | 1232 |             $this->categoryid = $category->id;
 | 
        
           |  |  | 1233 |   | 
        
           |  |  | 1234 |             // Build the category list.
 | 
        
           |  |  | 1235 |             // This includes the current category.
 | 
        
           |  |  | 1236 |             $this->categories = $category->get_parents();
 | 
        
           |  |  | 1237 |             $this->categories[] = $category->id;
 | 
        
           |  |  | 1238 |             $this->categories = array_merge($this->categories, $category->get_all_children_ids());
 | 
        
           |  |  | 1239 |         } else if (SITEID === $this->courseid) {
 | 
        
           |  |  | 1240 |             // The site was requested.
 | 
        
           |  |  | 1241 |             // Fetch all categories where this user has any enrolment, and all categories that this user can manage.
 | 
        
           |  |  | 1242 |   | 
        
           |  |  | 1243 |             // Grab the list of categories that this user has courses in.
 | 
        
           |  |  | 1244 |             $coursecategories = array_flip(array_map(function($course) {
 | 
        
           |  |  | 1245 |                 return $course->category;
 | 
        
           |  |  | 1246 |             }, $courses));
 | 
        
           |  |  | 1247 |   | 
        
           |  |  | 1248 |             $calcatcache = cache::make('core', 'calendar_categories');
 | 
        
           |  |  | 1249 |             $this->categories = $calcatcache->get('site');
 | 
        
           |  |  | 1250 |             if ($this->categories === false) {
 | 
        
           |  |  | 1251 |                 // Use the category id as the key in the following array. That way we do not have to remove duplicates.
 | 
        
           |  |  | 1252 |                 $categories = [];
 | 
        
           |  |  | 1253 |                 foreach (\core_course_category::get_all() as $category) {
 | 
        
           |  |  | 1254 |                     if (isset($coursecategories[$category->id]) ||
 | 
        
           |  |  | 1255 |                             has_capability('moodle/category:manage', $category->get_context(), $USER, false)) {
 | 
        
           |  |  | 1256 |                         // If the user has access to a course in this category or can manage the category,
 | 
        
           |  |  | 1257 |                         // then they can see all parent categories too.
 | 
        
           |  |  | 1258 |                         $categories[$category->id] = true;
 | 
        
           |  |  | 1259 |                         foreach ($category->get_parents() as $catid) {
 | 
        
           |  |  | 1260 |                             $categories[$catid] = true;
 | 
        
           |  |  | 1261 |                         }
 | 
        
           |  |  | 1262 |                     }
 | 
        
           |  |  | 1263 |                 }
 | 
        
           |  |  | 1264 |                 $this->categories = array_keys($categories);
 | 
        
           |  |  | 1265 |                 $calcatcache->set('site', $this->categories);
 | 
        
           |  |  | 1266 |             }
 | 
        
           |  |  | 1267 |         }
 | 
        
           |  |  | 1268 |     }
 | 
        
           |  |  | 1269 |   | 
        
           |  |  | 1270 |     /**
 | 
        
           |  |  | 1271 |      * Ensures the date for the calendar is correct and either sets it to now
 | 
        
           |  |  | 1272 |      * or throws a moodle_exception if not
 | 
        
           |  |  | 1273 |      *
 | 
        
           |  |  | 1274 |      * @param bool $defaultonow use current time
 | 
        
           |  |  | 1275 |      * @throws moodle_exception
 | 
        
           |  |  | 1276 |      * @return bool validation of checkdate
 | 
        
           |  |  | 1277 |      */
 | 
        
           |  |  | 1278 |     public function checkdate($defaultonow = true) {
 | 
        
           |  |  | 1279 |         if (!checkdate($this->month, $this->day, $this->year)) {
 | 
        
           |  |  | 1280 |             if ($defaultonow) {
 | 
        
           |  |  | 1281 |                 $now = usergetdate(time());
 | 
        
           |  |  | 1282 |                 $this->day = intval($now['mday']);
 | 
        
           |  |  | 1283 |                 $this->month = intval($now['mon']);
 | 
        
           |  |  | 1284 |                 $this->year = intval($now['year']);
 | 
        
           |  |  | 1285 |                 return true;
 | 
        
           |  |  | 1286 |             } else {
 | 
        
           |  |  | 1287 |                 throw new moodle_exception('invaliddate');
 | 
        
           |  |  | 1288 |             }
 | 
        
           |  |  | 1289 |         }
 | 
        
           |  |  | 1290 |         return true;
 | 
        
           |  |  | 1291 |     }
 | 
        
           |  |  | 1292 |   | 
        
           |  |  | 1293 |     /**
 | 
        
           |  |  | 1294 |      * Gets todays timestamp for the calendar
 | 
        
           |  |  | 1295 |      *
 | 
        
           |  |  | 1296 |      * @return int today timestamp
 | 
        
           |  |  | 1297 |      */
 | 
        
           |  |  | 1298 |     public function timestamp_today() {
 | 
        
           |  |  | 1299 |         return $this->time;
 | 
        
           |  |  | 1300 |     }
 | 
        
           |  |  | 1301 |     /**
 | 
        
           |  |  | 1302 |      * Gets tomorrows timestamp for the calendar
 | 
        
           |  |  | 1303 |      *
 | 
        
           |  |  | 1304 |      * @return int tomorrow timestamp
 | 
        
           |  |  | 1305 |      */
 | 
        
           |  |  | 1306 |     public function timestamp_tomorrow() {
 | 
        
           |  |  | 1307 |         return strtotime('+1 day', $this->time);
 | 
        
           |  |  | 1308 |     }
 | 
        
           |  |  | 1309 |     /**
 | 
        
           |  |  | 1310 |      * Adds the pretend blocks for the calendar
 | 
        
           |  |  | 1311 |      *
 | 
        
           |  |  | 1312 |      * @param core_calendar_renderer $renderer
 | 
        
           |  |  | 1313 |      * @param bool $showfilters display filters, false is set as default
 | 
        
           |  |  | 1314 |      * @param string|null $view preference view options (eg: day, month, upcoming)
 | 
        
           |  |  | 1315 |      */
 | 
        
           |  |  | 1316 |     public function add_sidecalendar_blocks(core_calendar_renderer $renderer, $showfilters=false, $view=null) {
 | 
        
           |  |  | 1317 |         global $PAGE;
 | 
        
           |  |  | 1318 |   | 
        
           |  |  | 1319 |         if (!has_capability('moodle/block:view', $PAGE->context) ) {
 | 
        
           |  |  | 1320 |             return;
 | 
        
           |  |  | 1321 |         }
 | 
        
           |  |  | 1322 |   | 
        
           |  |  | 1323 |         if ($showfilters) {
 | 
        
           |  |  | 1324 |             $filters = new block_contents();
 | 
        
           |  |  | 1325 |             $filters->content = $renderer->event_filter();
 | 
        
           |  |  | 1326 |             $filters->footer = '';
 | 
        
           |  |  | 1327 |             $filters->title = get_string('eventskey', 'calendar');
 | 
        
           |  |  | 1328 |             $renderer->add_pretend_calendar_block($filters, BLOCK_POS_RIGHT);
 | 
        
           |  |  | 1329 |         }
 | 
        
           |  |  | 1330 |     }
 | 
        
           |  |  | 1331 |   | 
        
           |  |  | 1332 |     /**
 | 
        
           |  |  | 1333 |      * Getter method for the calendar's view mode.
 | 
        
           |  |  | 1334 |      *
 | 
        
           |  |  | 1335 |      * @return string
 | 
        
           |  |  | 1336 |      */
 | 
        
           |  |  | 1337 |     public function get_viewmode(): string {
 | 
        
           |  |  | 1338 |         return $this->viewmode;
 | 
        
           |  |  | 1339 |     }
 | 
        
           |  |  | 1340 |   | 
        
           |  |  | 1341 |     /**
 | 
        
           |  |  | 1342 |      * Setter method for the calendar's view mode.
 | 
        
           |  |  | 1343 |      *
 | 
        
           |  |  | 1344 |      * @param string $viewmode
 | 
        
           |  |  | 1345 |      */
 | 
        
           |  |  | 1346 |     public function set_viewmode(string $viewmode): void {
 | 
        
           |  |  | 1347 |         $this->viewmode = $viewmode;
 | 
        
           |  |  | 1348 |     }
 | 
        
           |  |  | 1349 | }
 | 
        
           |  |  | 1350 |   | 
        
           |  |  | 1351 | /**
 | 
        
           |  |  | 1352 |  * Get calendar events.
 | 
        
           |  |  | 1353 |  *
 | 
        
           |  |  | 1354 |  * @param int $tstart Start time of time range for events
 | 
        
           |  |  | 1355 |  * @param int $tend End time of time range for events
 | 
        
           |  |  | 1356 |  * @param array|int|boolean $users array of users, user id or boolean for all/no user events
 | 
        
           |  |  | 1357 |  * @param array|int|boolean $groups array of groups, group id or boolean for all/no group events
 | 
        
           |  |  | 1358 |  * @param array|int|boolean $courses array of courses, course id or boolean for all/no course events
 | 
        
           |  |  | 1359 |  * @param boolean $withduration whether only events starting within time range selected
 | 
        
           |  |  | 1360 |  *                              or events in progress/already started selected as well
 | 
        
           |  |  | 1361 |  * @param boolean $ignorehidden whether to select only visible events or all events
 | 
        
           |  |  | 1362 |  * @param array|int|boolean $categories array of categories, category id or boolean for all/no course events
 | 
        
           |  |  | 1363 |  * @return array $events of selected events or an empty array if there aren't any (or there was an error)
 | 
        
           |  |  | 1364 |  */
 | 
        
           |  |  | 1365 | function calendar_get_events($tstart, $tend, $users, $groups, $courses,
 | 
        
           |  |  | 1366 |         $withduration = true, $ignorehidden = true, $categories = []) {
 | 
        
           |  |  | 1367 |     global $DB;
 | 
        
           |  |  | 1368 |   | 
        
           |  |  | 1369 |     $whereclause = '';
 | 
        
           |  |  | 1370 |     $params = array();
 | 
        
           |  |  | 1371 |     // Quick test.
 | 
        
           |  |  | 1372 |     if (empty($users) && empty($groups) && empty($courses) && empty($categories)) {
 | 
        
           |  |  | 1373 |         return array();
 | 
        
           |  |  | 1374 |     }
 | 
        
           |  |  | 1375 |   | 
        
           |  |  | 1376 |     if ((is_array($users) && !empty($users)) or is_numeric($users)) {
 | 
        
           |  |  | 1377 |         // Events from a number of users
 | 
        
           |  |  | 1378 |         if(!empty($whereclause)) $whereclause .= ' OR';
 | 
        
           |  |  | 1379 |         list($insqlusers, $inparamsusers) = $DB->get_in_or_equal($users, SQL_PARAMS_NAMED);
 | 
        
           |  |  | 1380 |         $whereclause .= " (e.userid $insqlusers AND e.courseid = 0 AND e.groupid = 0 AND e.categoryid = 0)";
 | 
        
           |  |  | 1381 |         $params = array_merge($params, $inparamsusers);
 | 
        
           |  |  | 1382 |     } else if($users === true) {
 | 
        
           |  |  | 1383 |         // Events from ALL users
 | 
        
           |  |  | 1384 |         if(!empty($whereclause)) $whereclause .= ' OR';
 | 
        
           |  |  | 1385 |         $whereclause .= ' (e.userid != 0 AND e.courseid = 0 AND e.groupid = 0 AND e.categoryid = 0)';
 | 
        
           |  |  | 1386 |     } else if($users === false) {
 | 
        
           |  |  | 1387 |         // No user at all, do nothing
 | 
        
           |  |  | 1388 |     }
 | 
        
           |  |  | 1389 |   | 
        
           |  |  | 1390 |     if ((is_array($groups) && !empty($groups)) or is_numeric($groups)) {
 | 
        
           |  |  | 1391 |         // Events from a number of groups
 | 
        
           |  |  | 1392 |         if(!empty($whereclause)) $whereclause .= ' OR';
 | 
        
           |  |  | 1393 |         list($insqlgroups, $inparamsgroups) = $DB->get_in_or_equal($groups, SQL_PARAMS_NAMED);
 | 
        
           |  |  | 1394 |         $whereclause .= " e.groupid $insqlgroups ";
 | 
        
           |  |  | 1395 |         $params = array_merge($params, $inparamsgroups);
 | 
        
           |  |  | 1396 |     } else if($groups === true) {
 | 
        
           |  |  | 1397 |         // Events from ALL groups
 | 
        
           |  |  | 1398 |         if(!empty($whereclause)) $whereclause .= ' OR ';
 | 
        
           |  |  | 1399 |         $whereclause .= ' e.groupid != 0';
 | 
        
           |  |  | 1400 |     }
 | 
        
           |  |  | 1401 |     // boolean false (no groups at all): we don't need to do anything
 | 
        
           |  |  | 1402 |   | 
        
           |  |  | 1403 |     if ((is_array($courses) && !empty($courses)) or is_numeric($courses)) {
 | 
        
           |  |  | 1404 |         if(!empty($whereclause)) $whereclause .= ' OR';
 | 
        
           |  |  | 1405 |         list($insqlcourses, $inparamscourses) = $DB->get_in_or_equal($courses, SQL_PARAMS_NAMED);
 | 
        
           |  |  | 1406 |         $whereclause .= " (e.groupid = 0 AND e.courseid $insqlcourses)";
 | 
        
           |  |  | 1407 |         $params = array_merge($params, $inparamscourses);
 | 
        
           |  |  | 1408 |     } else if ($courses === true) {
 | 
        
           |  |  | 1409 |         // Events from ALL courses
 | 
        
           |  |  | 1410 |         if(!empty($whereclause)) $whereclause .= ' OR';
 | 
        
           |  |  | 1411 |         $whereclause .= ' (e.groupid = 0 AND e.courseid != 0)';
 | 
        
           |  |  | 1412 |     }
 | 
        
           |  |  | 1413 |   | 
        
           |  |  | 1414 |     if ((is_array($categories) && !empty($categories)) || is_numeric($categories)) {
 | 
        
           |  |  | 1415 |         if (!empty($whereclause)) {
 | 
        
           |  |  | 1416 |             $whereclause .= ' OR';
 | 
        
           |  |  | 1417 |         }
 | 
        
           |  |  | 1418 |         list($insqlcategories, $inparamscategories) = $DB->get_in_or_equal($categories, SQL_PARAMS_NAMED);
 | 
        
           |  |  | 1419 |         $whereclause .= " (e.groupid = 0 AND e.courseid = 0 AND e.categoryid $insqlcategories)";
 | 
        
           |  |  | 1420 |         $params = array_merge($params, $inparamscategories);
 | 
        
           |  |  | 1421 |     } else if ($categories === true) {
 | 
        
           |  |  | 1422 |         // Events from ALL categories.
 | 
        
           |  |  | 1423 |         if (!empty($whereclause)) {
 | 
        
           |  |  | 1424 |             $whereclause .= ' OR';
 | 
        
           |  |  | 1425 |         }
 | 
        
           |  |  | 1426 |         $whereclause .= ' (e.groupid = 0 AND e.courseid = 0 AND e.categoryid != 0)';
 | 
        
           |  |  | 1427 |     }
 | 
        
           |  |  | 1428 |   | 
        
           |  |  | 1429 |     // Security check: if, by now, we have NOTHING in $whereclause, then it means
 | 
        
           |  |  | 1430 |     // that NO event-selecting clauses were defined. Thus, we won't be returning ANY
 | 
        
           |  |  | 1431 |     // events no matter what. Allowing the code to proceed might return a completely
 | 
        
           |  |  | 1432 |     // valid query with only time constraints, thus selecting ALL events in that time frame!
 | 
        
           |  |  | 1433 |     if(empty($whereclause)) {
 | 
        
           |  |  | 1434 |         return array();
 | 
        
           |  |  | 1435 |     }
 | 
        
           |  |  | 1436 |   | 
        
           |  |  | 1437 |     if($withduration) {
 | 
        
           |  |  | 1438 |         $timeclause = '(e.timestart >= '.$tstart.' OR e.timestart + e.timeduration > '.$tstart.') AND e.timestart <= '.$tend;
 | 
        
           |  |  | 1439 |     }
 | 
        
           |  |  | 1440 |     else {
 | 
        
           |  |  | 1441 |         $timeclause = 'e.timestart >= '.$tstart.' AND e.timestart <= '.$tend;
 | 
        
           |  |  | 1442 |     }
 | 
        
           |  |  | 1443 |     if(!empty($whereclause)) {
 | 
        
           |  |  | 1444 |         // We have additional constraints
 | 
        
           |  |  | 1445 |         $whereclause = $timeclause.' AND ('.$whereclause.')';
 | 
        
           |  |  | 1446 |     }
 | 
        
           |  |  | 1447 |     else {
 | 
        
           |  |  | 1448 |         // Just basic time filtering
 | 
        
           |  |  | 1449 |         $whereclause = $timeclause;
 | 
        
           |  |  | 1450 |     }
 | 
        
           |  |  | 1451 |   | 
        
           |  |  | 1452 |     if ($ignorehidden) {
 | 
        
           |  |  | 1453 |         $whereclause .= ' AND e.visible = 1';
 | 
        
           |  |  | 1454 |     }
 | 
        
           |  |  | 1455 |   | 
        
           |  |  | 1456 |     $sql = "SELECT e.*
 | 
        
           |  |  | 1457 |               FROM {event} e
 | 
        
           |  |  | 1458 |          LEFT JOIN {modules} m ON e.modulename = m.name
 | 
        
           |  |  | 1459 |                 -- Non visible modules will have a value of 0.
 | 
        
           |  |  | 1460 |              WHERE (m.visible = 1 OR m.visible IS NULL) AND $whereclause
 | 
        
           |  |  | 1461 |           ORDER BY e.timestart";
 | 
        
           |  |  | 1462 |     $events = $DB->get_records_sql($sql, $params);
 | 
        
           |  |  | 1463 |   | 
        
           |  |  | 1464 |     if ($events === false) {
 | 
        
           |  |  | 1465 |         $events = array();
 | 
        
           |  |  | 1466 |     }
 | 
        
           |  |  | 1467 |     return $events;
 | 
        
           |  |  | 1468 | }
 | 
        
           |  |  | 1469 |   | 
        
           |  |  | 1470 | /**
 | 
        
           |  |  | 1471 |  * Return the days of the week.
 | 
        
           |  |  | 1472 |  *
 | 
        
           |  |  | 1473 |  * @return array array of days
 | 
        
           |  |  | 1474 |  */
 | 
        
           |  |  | 1475 | function calendar_get_days() {
 | 
        
           |  |  | 1476 |     $calendartype = \core_calendar\type_factory::get_calendar_instance();
 | 
        
           |  |  | 1477 |     return $calendartype->get_weekdays();
 | 
        
           |  |  | 1478 | }
 | 
        
           |  |  | 1479 |   | 
        
           |  |  | 1480 | /**
 | 
        
           |  |  | 1481 |  * Get the subscription from a given id.
 | 
        
           |  |  | 1482 |  *
 | 
        
           |  |  | 1483 |  * @since Moodle 2.5
 | 
        
           |  |  | 1484 |  * @param int $id id of the subscription
 | 
        
           |  |  | 1485 |  * @return stdClass Subscription record from DB
 | 
        
           |  |  | 1486 |  * @throws moodle_exception for an invalid id
 | 
        
           |  |  | 1487 |  */
 | 
        
           |  |  | 1488 | function calendar_get_subscription($id) {
 | 
        
           |  |  | 1489 |     global $DB;
 | 
        
           |  |  | 1490 |   | 
        
           |  |  | 1491 |     $cache = \cache::make('core', 'calendar_subscriptions');
 | 
        
           |  |  | 1492 |     $subscription = $cache->get($id);
 | 
        
           |  |  | 1493 |     if (empty($subscription)) {
 | 
        
           |  |  | 1494 |         $subscription = $DB->get_record('event_subscriptions', array('id' => $id), '*', MUST_EXIST);
 | 
        
           |  |  | 1495 |         $cache->set($id, $subscription);
 | 
        
           |  |  | 1496 |     }
 | 
        
           |  |  | 1497 |   | 
        
           |  |  | 1498 |     return $subscription;
 | 
        
           |  |  | 1499 | }
 | 
        
           |  |  | 1500 |   | 
        
           |  |  | 1501 | /**
 | 
        
           |  |  | 1502 |  * Gets the first day of the week.
 | 
        
           |  |  | 1503 |  *
 | 
        
           |  |  | 1504 |  * Used to be define('CALENDAR_STARTING_WEEKDAY', blah);
 | 
        
           |  |  | 1505 |  *
 | 
        
           |  |  | 1506 |  * @return int
 | 
        
           |  |  | 1507 |  */
 | 
        
           |  |  | 1508 | function calendar_get_starting_weekday() {
 | 
        
           |  |  | 1509 |     $calendartype = \core_calendar\type_factory::get_calendar_instance();
 | 
        
           |  |  | 1510 |     return $calendartype->get_starting_weekday();
 | 
        
           |  |  | 1511 | }
 | 
        
           |  |  | 1512 |   | 
        
           |  |  | 1513 | /**
 | 
        
           |  |  | 1514 |  * Get current module cache.
 | 
        
           |  |  | 1515 |  *
 | 
        
           |  |  | 1516 |  * Only use this method if you do not know courseid. Otherwise use:
 | 
        
           |  |  | 1517 |  * get_fast_modinfo($courseid)->instances[$modulename][$instance]
 | 
        
           |  |  | 1518 |  *
 | 
        
           |  |  | 1519 |  * @param array $modulecache in memory module cache
 | 
        
           |  |  | 1520 |  * @param string $modulename name of the module
 | 
        
           |  |  | 1521 |  * @param int $instance module instance number
 | 
        
           |  |  | 1522 |  * @return stdClass|bool $module information
 | 
        
           |  |  | 1523 |  */
 | 
        
           |  |  | 1524 | function calendar_get_module_cached(&$modulecache, $modulename, $instance) {
 | 
        
           |  |  | 1525 |     if (!isset($modulecache[$modulename . '_' . $instance])) {
 | 
        
           |  |  | 1526 |         $modulecache[$modulename . '_' . $instance] = get_coursemodule_from_instance($modulename, $instance);
 | 
        
           |  |  | 1527 |     }
 | 
        
           |  |  | 1528 |   | 
        
           |  |  | 1529 |     return $modulecache[$modulename . '_' . $instance];
 | 
        
           |  |  | 1530 | }
 | 
        
           |  |  | 1531 |   | 
        
           |  |  | 1532 | /**
 | 
        
           |  |  | 1533 |  * Get current course cache.
 | 
        
           |  |  | 1534 |  *
 | 
        
           |  |  | 1535 |  * @param array $coursecache list of course cache
 | 
        
           |  |  | 1536 |  * @param int $courseid id of the course
 | 
        
           |  |  | 1537 |  * @return stdClass $coursecache[$courseid] return the specific course cache
 | 
        
           |  |  | 1538 |  */
 | 
        
           |  |  | 1539 | function calendar_get_course_cached(&$coursecache, $courseid) {
 | 
        
           |  |  | 1540 |     if (!isset($coursecache[$courseid])) {
 | 
        
           |  |  | 1541 |         $coursecache[$courseid] = get_course($courseid);
 | 
        
           |  |  | 1542 |     }
 | 
        
           |  |  | 1543 |     return $coursecache[$courseid];
 | 
        
           |  |  | 1544 | }
 | 
        
           |  |  | 1545 |   | 
        
           |  |  | 1546 | /**
 | 
        
           |  |  | 1547 |  * Get group from groupid for calendar display
 | 
        
           |  |  | 1548 |  *
 | 
        
           |  |  | 1549 |  * @param int $groupid
 | 
        
           |  |  | 1550 |  * @return stdClass group object with fields 'id', 'name' and 'courseid'
 | 
        
           |  |  | 1551 |  */
 | 
        
           |  |  | 1552 | function calendar_get_group_cached($groupid) {
 | 
        
           |  |  | 1553 |     static $groupscache = array();
 | 
        
           |  |  | 1554 |     if (!isset($groupscache[$groupid])) {
 | 
        
           |  |  | 1555 |         $groupscache[$groupid] = groups_get_group($groupid, 'id,name,courseid');
 | 
        
           |  |  | 1556 |     }
 | 
        
           |  |  | 1557 |     return $groupscache[$groupid];
 | 
        
           |  |  | 1558 | }
 | 
        
           |  |  | 1559 |   | 
        
           |  |  | 1560 | /**
 | 
        
           |  |  | 1561 |  * Get calendar events by id.
 | 
        
           |  |  | 1562 |  *
 | 
        
           |  |  | 1563 |  * @since Moodle 2.5
 | 
        
           |  |  | 1564 |  * @param array $eventids list of event ids
 | 
        
           |  |  | 1565 |  * @return array Array of event entries, empty array if nothing found
 | 
        
           |  |  | 1566 |  */
 | 
        
           |  |  | 1567 | function calendar_get_events_by_id($eventids) {
 | 
        
           |  |  | 1568 |     global $DB;
 | 
        
           |  |  | 1569 |   | 
        
           |  |  | 1570 |     if (!is_array($eventids) || empty($eventids)) {
 | 
        
           |  |  | 1571 |         return array();
 | 
        
           |  |  | 1572 |     }
 | 
        
           |  |  | 1573 |   | 
        
           |  |  | 1574 |     list($wheresql, $params) = $DB->get_in_or_equal($eventids);
 | 
        
           |  |  | 1575 |     $wheresql = "id $wheresql";
 | 
        
           |  |  | 1576 |   | 
        
           |  |  | 1577 |     return $DB->get_records_select('event', $wheresql, $params);
 | 
        
           |  |  | 1578 | }
 | 
        
           |  |  | 1579 |   | 
        
           |  |  | 1580 | /**
 | 
        
           |  |  | 1581 |  * Adds day, month, year arguments to a URL and returns a moodle_url object.
 | 
        
           |  |  | 1582 |  *
 | 
        
           |  |  | 1583 |  * @param string|moodle_url $linkbase
 | 
        
           |  |  | 1584 |  * @param int $d The number of the day.
 | 
        
           |  |  | 1585 |  * @param int $m The number of the month.
 | 
        
           |  |  | 1586 |  * @param int $y The number of the year.
 | 
        
           |  |  | 1587 |  * @param int $time the unixtime, used for multiple calendar support. The values $d,
 | 
        
           |  |  | 1588 |  *     $m and $y are kept for backwards compatibility.
 | 
        
           |  |  | 1589 |  * @return moodle_url|null $linkbase
 | 
        
           |  |  | 1590 |  */
 | 
        
           |  |  | 1591 | function calendar_get_link_href($linkbase, $d, $m, $y, $time = 0) {
 | 
        
           |  |  | 1592 |     if (empty($linkbase)) {
 | 
        
           |  |  | 1593 |         return null;
 | 
        
           |  |  | 1594 |     }
 | 
        
           |  |  | 1595 |   | 
        
           |  |  | 1596 |     if (!($linkbase instanceof \moodle_url)) {
 | 
        
           |  |  | 1597 |         $linkbase = new \moodle_url($linkbase);
 | 
        
           |  |  | 1598 |     }
 | 
        
           |  |  | 1599 |   | 
        
           |  |  | 1600 |     $linkbase->param('time', calendar_get_timestamp($d, $m, $y, $time));
 | 
        
           |  |  | 1601 |   | 
        
           |  |  | 1602 |     return $linkbase;
 | 
        
           |  |  | 1603 | }
 | 
        
           |  |  | 1604 |   | 
        
           |  |  | 1605 | /**
 | 
        
           |  |  | 1606 |  * Return the number of days in month.
 | 
        
           |  |  | 1607 |  *
 | 
        
           |  |  | 1608 |  * @param int $month the number of the month.
 | 
        
           |  |  | 1609 |  * @param int $year the number of the year
 | 
        
           |  |  | 1610 |  * @return int
 | 
        
           |  |  | 1611 |  */
 | 
        
           |  |  | 1612 | function calendar_days_in_month($month, $year) {
 | 
        
           |  |  | 1613 |     $calendartype = \core_calendar\type_factory::get_calendar_instance();
 | 
        
           |  |  | 1614 |     return $calendartype->get_num_days_in_month($year, $month);
 | 
        
           |  |  | 1615 | }
 | 
        
           |  |  | 1616 |   | 
        
           |  |  | 1617 | /**
 | 
        
           |  |  | 1618 |  * Returns the courses to load events for.
 | 
        
           |  |  | 1619 |  *
 | 
        
           |  |  | 1620 |  * @param array $courseeventsfrom An array of courses to load calendar events for
 | 
        
           |  |  | 1621 |  * @param bool $ignorefilters specify the use of filters, false is set as default
 | 
        
           |  |  | 1622 |  * @param stdClass $user The user object. This defaults to the global $USER object.
 | 
        
           |  |  | 1623 |  * @return array An array of courses, groups, and user to load calendar events for based upon filters
 | 
        
           |  |  | 1624 |  */
 | 
        
           | 1441 | ariadna | 1625 | function calendar_set_filters(array $courseeventsfrom, $ignorefilters = false, ?stdClass $user = null) {
 | 
        
           | 1 | efrain | 1626 |     global $CFG, $USER;
 | 
        
           |  |  | 1627 |   | 
        
           |  |  | 1628 |     if (is_null($user)) {
 | 
        
           |  |  | 1629 |         $user = $USER;
 | 
        
           |  |  | 1630 |     }
 | 
        
           |  |  | 1631 |   | 
        
           |  |  | 1632 |     $courses = array();
 | 
        
           |  |  | 1633 |     $userid = false;
 | 
        
           |  |  | 1634 |     $group = false;
 | 
        
           |  |  | 1635 |   | 
        
           |  |  | 1636 |     // Get the capabilities that allow seeing group events from all groups.
 | 
        
           |  |  | 1637 |     $allgroupscaps = array('moodle/site:accessallgroups', 'moodle/calendar:manageentries');
 | 
        
           |  |  | 1638 |   | 
        
           |  |  | 1639 |     $isvaliduser = !empty($user->id);
 | 
        
           |  |  | 1640 |   | 
        
           |  |  | 1641 |     if ($ignorefilters || calendar_show_event_type(CALENDAR_EVENT_COURSE, $user)) {
 | 
        
           |  |  | 1642 |         $courses = array_keys($courseeventsfrom);
 | 
        
           |  |  | 1643 |     }
 | 
        
           |  |  | 1644 |     if ($ignorefilters || calendar_show_event_type(CALENDAR_EVENT_SITE, $user)) {
 | 
        
           |  |  | 1645 |         $courses[] = SITEID;
 | 
        
           |  |  | 1646 |     }
 | 
        
           |  |  | 1647 |     $courses = array_unique($courses);
 | 
        
           |  |  | 1648 |     sort($courses);
 | 
        
           |  |  | 1649 |   | 
        
           |  |  | 1650 |     if (!empty($courses) && in_array(SITEID, $courses)) {
 | 
        
           |  |  | 1651 |         // Sort courses for consistent colour highlighting.
 | 
        
           |  |  | 1652 |         // Effectively ignoring SITEID as setting as last course id.
 | 
        
           |  |  | 1653 |         $key = array_search(SITEID, $courses);
 | 
        
           |  |  | 1654 |         unset($courses[$key]);
 | 
        
           |  |  | 1655 |         $courses[] = SITEID;
 | 
        
           |  |  | 1656 |     }
 | 
        
           |  |  | 1657 |   | 
        
           |  |  | 1658 |     if ($ignorefilters || ($isvaliduser && calendar_show_event_type(CALENDAR_EVENT_USER, $user))) {
 | 
        
           |  |  | 1659 |         $userid = $user->id;
 | 
        
           |  |  | 1660 |     }
 | 
        
           |  |  | 1661 |   | 
        
           |  |  | 1662 |     if (!empty($courseeventsfrom) && (calendar_show_event_type(CALENDAR_EVENT_GROUP, $user) || $ignorefilters)) {
 | 
        
           | 11 | efrain | 1663 |         if (!empty($CFG->calendar_adminseesall) && has_any_capability($allgroupscaps, \context_system::instance())) {
 | 
        
           |  |  | 1664 |             $group = true;
 | 
        
           |  |  | 1665 |         } else if ($isvaliduser) {
 | 
        
           |  |  | 1666 |             $groupids = [];
 | 
        
           |  |  | 1667 |             foreach ($courseeventsfrom as $courseid => $course) {
 | 
        
           |  |  | 1668 |                 if ($course->groupmode != NOGROUPS || !$course->groupmodeforce) {
 | 
        
           |  |  | 1669 |                     if (has_all_capabilities($allgroupscaps, \context_course::instance($courseid))) {
 | 
        
           |  |  | 1670 |                         // User can access all groups in this course.
 | 
        
           |  |  | 1671 |                         // Get all the groups in this course.
 | 
        
           |  |  | 1672 |                         $coursegroups = groups_get_all_groups($course->id, 0, 0, 'g.id');
 | 
        
           |  |  | 1673 |                         $groupids = array_merge($groupids, array_keys($coursegroups));
 | 
        
           |  |  | 1674 |                     } else {
 | 
        
           |  |  | 1675 |                         // User can only access their own groups.
 | 
        
           |  |  | 1676 |                         // Get the groups the user is in.
 | 
        
           | 1 | efrain | 1677 |                         $coursegroups = groups_get_user_groups($course->id, $user->id);
 | 
        
           |  |  | 1678 |                         $groupids = array_merge($groupids, $coursegroups['0']);
 | 
        
           |  |  | 1679 |                     }
 | 
        
           |  |  | 1680 |                 }
 | 
        
           |  |  | 1681 |             }
 | 
        
           | 11 | efrain | 1682 |             if (!empty($groupids)) {
 | 
        
           |  |  | 1683 |                 $group = $groupids;
 | 
        
           |  |  | 1684 |             }
 | 
        
           | 1 | efrain | 1685 |         }
 | 
        
           |  |  | 1686 |     }
 | 
        
           |  |  | 1687 |     if (empty($courses)) {
 | 
        
           |  |  | 1688 |         $courses = false;
 | 
        
           |  |  | 1689 |     }
 | 
        
           |  |  | 1690 |   | 
        
           |  |  | 1691 |     return array($courses, $group, $userid);
 | 
        
           |  |  | 1692 | }
 | 
        
           |  |  | 1693 |   | 
        
           |  |  | 1694 | /**
 | 
        
           |  |  | 1695 |  * Can current user manage a non user event in system context.
 | 
        
           |  |  | 1696 |  *
 | 
        
           |  |  | 1697 |  * @param calendar_event|stdClass $event event object
 | 
        
           |  |  | 1698 |  * @return boolean
 | 
        
           |  |  | 1699 |  */
 | 
        
           |  |  | 1700 | function calendar_can_manage_non_user_event_in_system($event) {
 | 
        
           |  |  | 1701 |     $sitecontext = \context_system::instance();
 | 
        
           |  |  | 1702 |     $isuserevent = $event->eventtype == 'user';
 | 
        
           |  |  | 1703 |     $canmanageentries = has_capability('moodle/calendar:manageentries', $sitecontext);
 | 
        
           |  |  | 1704 |     // If user has manageentries at site level and it's not user event, return true.
 | 
        
           |  |  | 1705 |     if ($canmanageentries && !$isuserevent) {
 | 
        
           |  |  | 1706 |         return true;
 | 
        
           |  |  | 1707 |     }
 | 
        
           |  |  | 1708 |   | 
        
           |  |  | 1709 |     return false;
 | 
        
           |  |  | 1710 | }
 | 
        
           |  |  | 1711 |   | 
        
           |  |  | 1712 | /**
 | 
        
           |  |  | 1713 |  * Return the capability for viewing a calendar event.
 | 
        
           |  |  | 1714 |  *
 | 
        
           |  |  | 1715 |  * @param calendar_event $event event object
 | 
        
           |  |  | 1716 |  * @return boolean
 | 
        
           |  |  | 1717 |  */
 | 
        
           |  |  | 1718 | function calendar_view_event_allowed(calendar_event $event) {
 | 
        
           |  |  | 1719 |     global $USER;
 | 
        
           |  |  | 1720 |   | 
        
           |  |  | 1721 |     // Anyone can see site events.
 | 
        
           |  |  | 1722 |     if ($event->courseid && $event->courseid == SITEID) {
 | 
        
           |  |  | 1723 |         return true;
 | 
        
           |  |  | 1724 |     }
 | 
        
           |  |  | 1725 |   | 
        
           |  |  | 1726 |     if (calendar_can_manage_non_user_event_in_system($event)) {
 | 
        
           |  |  | 1727 |         return true;
 | 
        
           |  |  | 1728 |     }
 | 
        
           |  |  | 1729 |   | 
        
           |  |  | 1730 |     if (!empty($event->groupid)) {
 | 
        
           |  |  | 1731 |         // If it is a group event we need to be able to manage events in the course, or be in the group.
 | 
        
           |  |  | 1732 |         if (has_capability('moodle/calendar:manageentries', $event->context) ||
 | 
        
           |  |  | 1733 |                 has_capability('moodle/calendar:managegroupentries', $event->context)) {
 | 
        
           |  |  | 1734 |             return true;
 | 
        
           |  |  | 1735 |         }
 | 
        
           |  |  | 1736 |   | 
        
           |  |  | 1737 |         $mycourses = enrol_get_my_courses('id');
 | 
        
           |  |  | 1738 |         return isset($mycourses[$event->courseid]) && groups_is_member($event->groupid);
 | 
        
           |  |  | 1739 |     } else if ($event->modulename) {
 | 
        
           |  |  | 1740 |         // If this is a module event we need to be able to see the module.
 | 
        
           |  |  | 1741 |         $coursemodules = [];
 | 
        
           |  |  | 1742 |         $courseid = 0;
 | 
        
           |  |  | 1743 |         // Override events do not have the courseid set.
 | 
        
           |  |  | 1744 |         if ($event->courseid) {
 | 
        
           |  |  | 1745 |             $courseid = $event->courseid;
 | 
        
           |  |  | 1746 |             $coursemodules = get_fast_modinfo($event->courseid)->instances;
 | 
        
           |  |  | 1747 |         } else {
 | 
        
           |  |  | 1748 |             $cmraw = get_coursemodule_from_instance($event->modulename, $event->instance, 0, false, MUST_EXIST);
 | 
        
           |  |  | 1749 |             $courseid = $cmraw->course;
 | 
        
           |  |  | 1750 |             $coursemodules = get_fast_modinfo($cmraw->course)->instances;
 | 
        
           |  |  | 1751 |         }
 | 
        
           |  |  | 1752 |         $hasmodule = isset($coursemodules[$event->modulename]);
 | 
        
           |  |  | 1753 |         $hasinstance = isset($coursemodules[$event->modulename][$event->instance]);
 | 
        
           |  |  | 1754 |   | 
        
           |  |  | 1755 |         // If modinfo doesn't know about the module, return false to be safe.
 | 
        
           |  |  | 1756 |         if (!$hasmodule || !$hasinstance) {
 | 
        
           |  |  | 1757 |             return false;
 | 
        
           |  |  | 1758 |         }
 | 
        
           |  |  | 1759 |   | 
        
           |  |  | 1760 |         // Must be able to see the course and the module - MDL-59304.
 | 
        
           |  |  | 1761 |         $cm = $coursemodules[$event->modulename][$event->instance];
 | 
        
           |  |  | 1762 |         if (!$cm->uservisible) {
 | 
        
           |  |  | 1763 |             return false;
 | 
        
           |  |  | 1764 |         }
 | 
        
           |  |  | 1765 |         $mycourses = enrol_get_my_courses('id');
 | 
        
           |  |  | 1766 |         return isset($mycourses[$courseid]);
 | 
        
           |  |  | 1767 |     } else if ($event->categoryid) {
 | 
        
           |  |  | 1768 |         // If this is a category we need to be able to see the category.
 | 
        
           |  |  | 1769 |         $cat = \core_course_category::get($event->categoryid, IGNORE_MISSING);
 | 
        
           |  |  | 1770 |         if (!$cat) {
 | 
        
           |  |  | 1771 |             return false;
 | 
        
           |  |  | 1772 |         }
 | 
        
           |  |  | 1773 |         return true;
 | 
        
           |  |  | 1774 |     } else if (!empty($event->courseid)) {
 | 
        
           |  |  | 1775 |         // If it is a course event we need to be able to manage events in the course, or be in the course.
 | 
        
           |  |  | 1776 |         if (has_capability('moodle/calendar:manageentries', $event->context)) {
 | 
        
           |  |  | 1777 |             return true;
 | 
        
           |  |  | 1778 |         }
 | 
        
           |  |  | 1779 |   | 
        
           |  |  | 1780 |         return can_access_course(get_course($event->courseid));
 | 
        
           |  |  | 1781 |     } else if ($event->userid) {
 | 
        
           |  |  | 1782 |         return calendar_can_manage_user_event($event);
 | 
        
           |  |  | 1783 |     } else {
 | 
        
           |  |  | 1784 |         throw new moodle_exception('unknown event type');
 | 
        
           |  |  | 1785 |     }
 | 
        
           |  |  | 1786 |   | 
        
           |  |  | 1787 |     return false;
 | 
        
           |  |  | 1788 | }
 | 
        
           |  |  | 1789 |   | 
        
           |  |  | 1790 | /**
 | 
        
           |  |  | 1791 |  * Return the capability for editing calendar event.
 | 
        
           |  |  | 1792 |  *
 | 
        
           |  |  | 1793 |  * @param calendar_event $event event object
 | 
        
           |  |  | 1794 |  * @param bool $manualedit is the event being edited manually by the user
 | 
        
           |  |  | 1795 |  * @return bool capability to edit event
 | 
        
           |  |  | 1796 |  */
 | 
        
           |  |  | 1797 | function calendar_edit_event_allowed($event, $manualedit = false) {
 | 
        
           |  |  | 1798 |     global $USER, $DB;
 | 
        
           |  |  | 1799 |   | 
        
           |  |  | 1800 |     // Must be logged in.
 | 
        
           |  |  | 1801 |     if (!isloggedin()) {
 | 
        
           |  |  | 1802 |         return false;
 | 
        
           |  |  | 1803 |     }
 | 
        
           |  |  | 1804 |   | 
        
           |  |  | 1805 |     // Can not be using guest account.
 | 
        
           |  |  | 1806 |     if (isguestuser()) {
 | 
        
           |  |  | 1807 |         return false;
 | 
        
           |  |  | 1808 |     }
 | 
        
           |  |  | 1809 |   | 
        
           |  |  | 1810 |     if ($manualedit && !empty($event->modulename)) {
 | 
        
           |  |  | 1811 |         $hascallback = component_callback_exists(
 | 
        
           |  |  | 1812 |             'mod_' . $event->modulename,
 | 
        
           |  |  | 1813 |             'core_calendar_event_timestart_updated'
 | 
        
           |  |  | 1814 |         );
 | 
        
           |  |  | 1815 |   | 
        
           |  |  | 1816 |         if (!$hascallback) {
 | 
        
           |  |  | 1817 |             // If the activity hasn't implemented the correct callback
 | 
        
           |  |  | 1818 |             // to handle changes to it's events then don't allow any
 | 
        
           |  |  | 1819 |             // manual changes to them.
 | 
        
           |  |  | 1820 |             return false;
 | 
        
           |  |  | 1821 |         }
 | 
        
           |  |  | 1822 |   | 
        
           |  |  | 1823 |         $coursemodules = get_fast_modinfo($event->courseid)->instances;
 | 
        
           |  |  | 1824 |         $hasmodule = isset($coursemodules[$event->modulename]);
 | 
        
           |  |  | 1825 |         $hasinstance = isset($coursemodules[$event->modulename][$event->instance]);
 | 
        
           |  |  | 1826 |   | 
        
           |  |  | 1827 |         // If modinfo doesn't know about the module, return false to be safe.
 | 
        
           |  |  | 1828 |         if (!$hasmodule || !$hasinstance) {
 | 
        
           |  |  | 1829 |             return false;
 | 
        
           |  |  | 1830 |         }
 | 
        
           |  |  | 1831 |   | 
        
           |  |  | 1832 |         $coursemodule = $coursemodules[$event->modulename][$event->instance];
 | 
        
           |  |  | 1833 |         $context = context_module::instance($coursemodule->id);
 | 
        
           |  |  | 1834 |         // This is the capability that allows a user to modify the activity
 | 
        
           |  |  | 1835 |         // settings. Since the activity generated this event we need to check
 | 
        
           |  |  | 1836 |         // that the current user has the same capability before allowing them
 | 
        
           |  |  | 1837 |         // to update the event because the changes to the event will be
 | 
        
           |  |  | 1838 |         // reflected within the activity.
 | 
        
           |  |  | 1839 |         return has_capability('moodle/course:manageactivities', $context);
 | 
        
           |  |  | 1840 |     }
 | 
        
           |  |  | 1841 |   | 
        
           |  |  | 1842 |     if ($manualedit && !empty($event->component)) {
 | 
        
           |  |  | 1843 |         // TODO possibly we can later add a callback similar to core_calendar_event_timestart_updated in the modules.
 | 
        
           |  |  | 1844 |         return false;
 | 
        
           |  |  | 1845 |     }
 | 
        
           |  |  | 1846 |   | 
        
           |  |  | 1847 |     // You cannot edit URL based calendar subscription events presently.
 | 
        
           |  |  | 1848 |     if (!empty($event->subscriptionid)) {
 | 
        
           |  |  | 1849 |         if (!empty($event->subscription->url)) {
 | 
        
           |  |  | 1850 |             // This event can be updated externally, so it cannot be edited.
 | 
        
           |  |  | 1851 |             return false;
 | 
        
           |  |  | 1852 |         }
 | 
        
           |  |  | 1853 |     }
 | 
        
           |  |  | 1854 |   | 
        
           |  |  | 1855 |     if (calendar_can_manage_non_user_event_in_system($event)) {
 | 
        
           |  |  | 1856 |         return true;
 | 
        
           |  |  | 1857 |     }
 | 
        
           |  |  | 1858 |   | 
        
           |  |  | 1859 |     // If groupid is set, it's definitely a group event.
 | 
        
           |  |  | 1860 |     if (!empty($event->groupid)) {
 | 
        
           |  |  | 1861 |         // Allow users to add/edit group events if -
 | 
        
           |  |  | 1862 |         // 1) They have manageentries for the course OR
 | 
        
           |  |  | 1863 |         // 2) They have managegroupentries AND are in the group.
 | 
        
           |  |  | 1864 |         $group = $DB->get_record('groups', array('id' => $event->groupid));
 | 
        
           |  |  | 1865 |         return $group && (
 | 
        
           |  |  | 1866 |                 has_capability('moodle/calendar:manageentries', $event->context) ||
 | 
        
           |  |  | 1867 |                 (has_capability('moodle/calendar:managegroupentries', $event->context)
 | 
        
           |  |  | 1868 |                     && groups_is_member($event->groupid)));
 | 
        
           |  |  | 1869 |     } else if (!empty($event->courseid)) {
 | 
        
           |  |  | 1870 |         // If groupid is not set, but course is set, it's definitely a course event.
 | 
        
           |  |  | 1871 |         return has_capability('moodle/calendar:manageentries', $event->context);
 | 
        
           |  |  | 1872 |     } else if (!empty($event->categoryid)) {
 | 
        
           |  |  | 1873 |         // If groupid is not set, but category is set, it's definitely a category event.
 | 
        
           |  |  | 1874 |         return has_capability('moodle/calendar:manageentries', $event->context);
 | 
        
           |  |  | 1875 |     } else if (!empty($event->userid) && $event->userid == $USER->id) {
 | 
        
           |  |  | 1876 |         // If course is not set, but userid id set, it's a user event.
 | 
        
           |  |  | 1877 |         return (has_capability('moodle/calendar:manageownentries',
 | 
        
           |  |  | 1878 |             context_user::instance($event->userid)));
 | 
        
           |  |  | 1879 |     } else if (!empty($event->userid)) {
 | 
        
           |  |  | 1880 |         return calendar_can_manage_user_event($event);
 | 
        
           |  |  | 1881 |     }
 | 
        
           |  |  | 1882 |   | 
        
           |  |  | 1883 |     return false;
 | 
        
           |  |  | 1884 | }
 | 
        
           |  |  | 1885 |   | 
        
           |  |  | 1886 | /**
 | 
        
           |  |  | 1887 |  * Can current user edit/delete/add an user event?
 | 
        
           |  |  | 1888 |  *
 | 
        
           |  |  | 1889 |  * @param calendar_event|stdClass $event event object
 | 
        
           |  |  | 1890 |  * @return bool
 | 
        
           |  |  | 1891 |  */
 | 
        
           |  |  | 1892 | function calendar_can_manage_user_event($event): bool {
 | 
        
           |  |  | 1893 |     global $USER;
 | 
        
           |  |  | 1894 |   | 
        
           |  |  | 1895 |     if (!($event instanceof \calendar_event)) {
 | 
        
           |  |  | 1896 |         $event = new \calendar_event(clone($event));
 | 
        
           |  |  | 1897 |     }
 | 
        
           |  |  | 1898 |   | 
        
           |  |  | 1899 |     $canmanage = has_capability('moodle/calendar:manageentries', $event->context);
 | 
        
           |  |  | 1900 |     $canmanageown = has_capability('moodle/calendar:manageownentries', $event->context);
 | 
        
           |  |  | 1901 |     $ismyevent = $event->userid == $USER->id;
 | 
        
           |  |  | 1902 |     $isadminevent = is_siteadmin($event->userid);
 | 
        
           |  |  | 1903 |   | 
        
           |  |  | 1904 |     if ($canmanageown && $ismyevent) {
 | 
        
           |  |  | 1905 |         return true;
 | 
        
           |  |  | 1906 |     }
 | 
        
           |  |  | 1907 |   | 
        
           |  |  | 1908 |     // In site context, user must have login and calendar:manageentries permissions
 | 
        
           |  |  | 1909 |     // ... to manage other user's events except admin users.
 | 
        
           |  |  | 1910 |     if ($canmanage && !$isadminevent) {
 | 
        
           |  |  | 1911 |         return true;
 | 
        
           |  |  | 1912 |     }
 | 
        
           |  |  | 1913 |   | 
        
           |  |  | 1914 |     return false;
 | 
        
           |  |  | 1915 | }
 | 
        
           |  |  | 1916 |   | 
        
           |  |  | 1917 | /**
 | 
        
           |  |  | 1918 |  * Return the capability for deleting a calendar event.
 | 
        
           |  |  | 1919 |  *
 | 
        
           |  |  | 1920 |  * @param calendar_event $event The event object
 | 
        
           |  |  | 1921 |  * @return bool Whether the user has permission to delete the event or not.
 | 
        
           |  |  | 1922 |  */
 | 
        
           |  |  | 1923 | function calendar_delete_event_allowed($event) {
 | 
        
           |  |  | 1924 |     // Only allow delete if you have capabilities and it is not an module or component event.
 | 
        
           |  |  | 1925 |     return (calendar_edit_event_allowed($event) && empty($event->modulename) && empty($event->component));
 | 
        
           |  |  | 1926 | }
 | 
        
           |  |  | 1927 |   | 
        
           |  |  | 1928 | /**
 | 
        
           |  |  | 1929 |  * Returns the default courses to display on the calendar when there isn't a specific
 | 
        
           |  |  | 1930 |  * course to display.
 | 
        
           |  |  | 1931 |  *
 | 
        
           |  |  | 1932 |  * @param int $courseid (optional) If passed, an additional course can be returned for admins (the current course).
 | 
        
           |  |  | 1933 |  * @param string $fields Comma separated list of course fields to return.
 | 
        
           |  |  | 1934 |  * @param bool $canmanage If true, this will return the list of courses the user can create events in, rather
 | 
        
           |  |  | 1935 |  *                        than the list of courses they see events from (an admin can always add events in a course
 | 
        
           |  |  | 1936 |  *                        calendar, even if they are not enrolled in the course).
 | 
        
           |  |  | 1937 |  * @param int $userid (optional) The user which this function returns the default courses for.
 | 
        
           |  |  | 1938 |  *                        By default the current user.
 | 
        
           |  |  | 1939 |  * @return array $courses Array of courses to display
 | 
        
           |  |  | 1940 |  */
 | 
        
           | 1441 | ariadna | 1941 | function calendar_get_default_courses($courseid = null, $fields = '*', $canmanage = false, ?int $userid = null) {
 | 
        
           | 1 | efrain | 1942 |     global $CFG, $USER;
 | 
        
           |  |  | 1943 |   | 
        
           |  |  | 1944 |     if (!$userid) {
 | 
        
           |  |  | 1945 |         if (!isloggedin()) {
 | 
        
           |  |  | 1946 |             return array();
 | 
        
           |  |  | 1947 |         }
 | 
        
           |  |  | 1948 |         $userid = $USER->id;
 | 
        
           |  |  | 1949 |     }
 | 
        
           |  |  | 1950 |   | 
        
           |  |  | 1951 |     if ((!empty($CFG->calendar_adminseesall) || $canmanage) &&
 | 
        
           |  |  | 1952 |             has_capability('moodle/calendar:manageentries', context_system::instance(), $userid)) {
 | 
        
           |  |  | 1953 |   | 
        
           |  |  | 1954 |         // Add a c. prefix to every field as expected by get_courses function.
 | 
        
           |  |  | 1955 |         $fieldlist = explode(',', $fields);
 | 
        
           |  |  | 1956 |   | 
        
           |  |  | 1957 |         $prefixedfields = array_map(function($value) {
 | 
        
           |  |  | 1958 |             return 'c.' . trim(strtolower($value));
 | 
        
           |  |  | 1959 |         }, $fieldlist);
 | 
        
           |  |  | 1960 |   | 
        
           |  |  | 1961 |         $courses = get_courses('all', 'c.shortname', implode(',', $prefixedfields));
 | 
        
           |  |  | 1962 |     } else {
 | 
        
           |  |  | 1963 |         $courses = enrol_get_users_courses($userid, true, $fields, 'c.shortname');
 | 
        
           |  |  | 1964 |     }
 | 
        
           |  |  | 1965 |   | 
        
           |  |  | 1966 |     if ($courseid && $courseid != SITEID) {
 | 
        
           |  |  | 1967 |         if (empty($courses[$courseid]) && has_capability('moodle/calendar:manageentries', context_system::instance(), $userid)) {
 | 
        
           |  |  | 1968 |             // Allow a site admin to see calendars from courses he is not enrolled in.
 | 
        
           |  |  | 1969 |             // This will come from $COURSE.
 | 
        
           |  |  | 1970 |             $courses[$courseid] = get_course($courseid);
 | 
        
           |  |  | 1971 |         }
 | 
        
           |  |  | 1972 |     }
 | 
        
           |  |  | 1973 |   | 
        
           |  |  | 1974 |     return $courses;
 | 
        
           |  |  | 1975 | }
 | 
        
           |  |  | 1976 |   | 
        
           |  |  | 1977 | /**
 | 
        
           |  |  | 1978 |  * Format event location property
 | 
        
           |  |  | 1979 |  *
 | 
        
           |  |  | 1980 |  * @param calendar_event $event
 | 
        
           |  |  | 1981 |  * @return string
 | 
        
           |  |  | 1982 |  */
 | 
        
           |  |  | 1983 | function calendar_format_event_location(calendar_event $event): string {
 | 
        
           |  |  | 1984 |     $location = format_text($event->location, FORMAT_PLAIN, ['context' => $event->context]);
 | 
        
           |  |  | 1985 |   | 
        
           |  |  | 1986 |     // If it looks like a link, convert it to one.
 | 
        
           |  |  | 1987 |     if (preg_match('/^https?:\/\//i', $location) && clean_param($location, PARAM_URL)) {
 | 
        
           |  |  | 1988 |         $location = \html_writer::link($location, $location, [
 | 
        
           |  |  | 1989 |             'title' => get_string('eventnamelocation', 'core_calendar', ['name' => $event->name, 'location' => $location]),
 | 
        
           |  |  | 1990 |         ]);
 | 
        
           |  |  | 1991 |     }
 | 
        
           |  |  | 1992 |   | 
        
           |  |  | 1993 |     return $location;
 | 
        
           |  |  | 1994 | }
 | 
        
           |  |  | 1995 |   | 
        
           |  |  | 1996 | /**
 | 
        
           |  |  | 1997 |  * Checks to see if the requested type of event should be shown for the given user.
 | 
        
           |  |  | 1998 |  *
 | 
        
           |  |  | 1999 |  * @param int $type The type to check the display for (default is to display all)
 | 
        
           |  |  | 2000 |  * @param stdClass|int|null $user The user to check for - by default the current user
 | 
        
           |  |  | 2001 |  * @return bool True if the tyep should be displayed false otherwise
 | 
        
           |  |  | 2002 |  */
 | 
        
           |  |  | 2003 | function calendar_show_event_type($type, $user = null) {
 | 
        
           |  |  | 2004 |     $default = CALENDAR_EVENT_SITE + CALENDAR_EVENT_COURSE + CALENDAR_EVENT_GROUP + CALENDAR_EVENT_USER;
 | 
        
           |  |  | 2005 |   | 
        
           |  |  | 2006 |     if ((int)get_user_preferences('calendar_persistflt', 0, $user) === 0) {
 | 
        
           |  |  | 2007 |         global $SESSION;
 | 
        
           |  |  | 2008 |         if (!isset($SESSION->calendarshoweventtype)) {
 | 
        
           |  |  | 2009 |             $SESSION->calendarshoweventtype = $default;
 | 
        
           |  |  | 2010 |         }
 | 
        
           |  |  | 2011 |         return $SESSION->calendarshoweventtype & $type;
 | 
        
           |  |  | 2012 |     } else {
 | 
        
           |  |  | 2013 |         return get_user_preferences('calendar_savedflt', $default, $user) & $type;
 | 
        
           |  |  | 2014 |     }
 | 
        
           |  |  | 2015 | }
 | 
        
           |  |  | 2016 |   | 
        
           |  |  | 2017 | /**
 | 
        
           |  |  | 2018 |  * Sets the display of the event type given $display.
 | 
        
           |  |  | 2019 |  *
 | 
        
           |  |  | 2020 |  * If $display = true the event type will be shown.
 | 
        
           |  |  | 2021 |  * If $display = false the event type will NOT be shown.
 | 
        
           |  |  | 2022 |  * If $display = null the current value will be toggled and saved.
 | 
        
           |  |  | 2023 |  *
 | 
        
           |  |  | 2024 |  * @param int $type object of CALENDAR_EVENT_XXX
 | 
        
           |  |  | 2025 |  * @param bool $display option to display event type
 | 
        
           |  |  | 2026 |  * @param stdClass|int $user moodle user object or id, null means current user
 | 
        
           |  |  | 2027 |  */
 | 
        
           |  |  | 2028 | function calendar_set_event_type_display($type, $display = null, $user = null) {
 | 
        
           |  |  | 2029 |     $persist = (int)get_user_preferences('calendar_persistflt', 0, $user);
 | 
        
           |  |  | 2030 |     $default = CALENDAR_EVENT_SITE + CALENDAR_EVENT_COURSE + CALENDAR_EVENT_GROUP
 | 
        
           |  |  | 2031 |             + CALENDAR_EVENT_USER + CALENDAR_EVENT_COURSECAT;
 | 
        
           |  |  | 2032 |     if ($persist === 0) {
 | 
        
           |  |  | 2033 |         global $SESSION;
 | 
        
           |  |  | 2034 |         if (!isset($SESSION->calendarshoweventtype)) {
 | 
        
           |  |  | 2035 |             $SESSION->calendarshoweventtype = $default;
 | 
        
           |  |  | 2036 |         }
 | 
        
           |  |  | 2037 |         $preference = $SESSION->calendarshoweventtype;
 | 
        
           |  |  | 2038 |     } else {
 | 
        
           |  |  | 2039 |         $preference = get_user_preferences('calendar_savedflt', $default, $user);
 | 
        
           |  |  | 2040 |     }
 | 
        
           |  |  | 2041 |     $current = $preference & $type;
 | 
        
           |  |  | 2042 |     if ($display === null) {
 | 
        
           |  |  | 2043 |         $display = !$current;
 | 
        
           |  |  | 2044 |     }
 | 
        
           |  |  | 2045 |     if ($display && !$current) {
 | 
        
           |  |  | 2046 |         $preference += $type;
 | 
        
           |  |  | 2047 |     } else if (!$display && $current) {
 | 
        
           |  |  | 2048 |         $preference -= $type;
 | 
        
           |  |  | 2049 |     }
 | 
        
           |  |  | 2050 |     if ($persist === 0) {
 | 
        
           |  |  | 2051 |         $SESSION->calendarshoweventtype = $preference;
 | 
        
           |  |  | 2052 |     } else {
 | 
        
           |  |  | 2053 |         if ($preference == $default) {
 | 
        
           |  |  | 2054 |             unset_user_preference('calendar_savedflt', $user);
 | 
        
           |  |  | 2055 |         } else {
 | 
        
           |  |  | 2056 |             set_user_preference('calendar_savedflt', $preference, $user);
 | 
        
           |  |  | 2057 |         }
 | 
        
           |  |  | 2058 |     }
 | 
        
           |  |  | 2059 | }
 | 
        
           |  |  | 2060 |   | 
        
           |  |  | 2061 | /**
 | 
        
           |  |  | 2062 |  * Get calendar's allowed types.
 | 
        
           |  |  | 2063 |  *
 | 
        
           |  |  | 2064 |  * @param stdClass $allowed list of allowed edit for event  type
 | 
        
           |  |  | 2065 |  * @param stdClass|int $course object of a course or course id
 | 
        
           |  |  | 2066 |  * @param array $groups array of groups for the given course
 | 
        
           |  |  | 2067 |  * @param stdClass|int $category object of a category
 | 
        
           |  |  | 2068 |  */
 | 
        
           |  |  | 2069 | function calendar_get_allowed_types(&$allowed, $course = null, $groups = null, $category = null) {
 | 
        
           |  |  | 2070 |     global $USER, $DB;
 | 
        
           |  |  | 2071 |   | 
        
           |  |  | 2072 |     $allowed = new \stdClass();
 | 
        
           |  |  | 2073 |     $allowed->user = has_capability('moodle/calendar:manageownentries', \context_system::instance());
 | 
        
           |  |  | 2074 |     $allowed->groups = false;
 | 
        
           |  |  | 2075 |     $allowed->courses = false;
 | 
        
           |  |  | 2076 |     $allowed->categories = false;
 | 
        
           |  |  | 2077 |     $allowed->site = has_capability('moodle/calendar:manageentries', \context_course::instance(SITEID));
 | 
        
           |  |  | 2078 |     $getgroupsfunc = function($course, $context, $user) use ($groups) {
 | 
        
           |  |  | 2079 |         if ($course->groupmode != NOGROUPS || !$course->groupmodeforce) {
 | 
        
           |  |  | 2080 |             if (has_capability('moodle/site:accessallgroups', $context)) {
 | 
        
           |  |  | 2081 |                 return is_null($groups) ? groups_get_all_groups($course->id) : $groups;
 | 
        
           |  |  | 2082 |             } else {
 | 
        
           |  |  | 2083 |                 if (is_null($groups)) {
 | 
        
           |  |  | 2084 |                     return groups_get_all_groups($course->id, $user->id);
 | 
        
           |  |  | 2085 |                 } else {
 | 
        
           |  |  | 2086 |                     return array_filter($groups, function($group) use ($user) {
 | 
        
           |  |  | 2087 |                         return isset($group->members[$user->id]);
 | 
        
           |  |  | 2088 |                     });
 | 
        
           |  |  | 2089 |                 }
 | 
        
           |  |  | 2090 |             }
 | 
        
           |  |  | 2091 |         }
 | 
        
           |  |  | 2092 |   | 
        
           |  |  | 2093 |         return false;
 | 
        
           |  |  | 2094 |     };
 | 
        
           |  |  | 2095 |   | 
        
           |  |  | 2096 |     if (!empty($course)) {
 | 
        
           |  |  | 2097 |         if (!is_object($course)) {
 | 
        
           |  |  | 2098 |             $course = $DB->get_record('course', array('id' => $course), 'id, groupmode, groupmodeforce', MUST_EXIST);
 | 
        
           |  |  | 2099 |         }
 | 
        
           |  |  | 2100 |         if ($course->id != SITEID) {
 | 
        
           |  |  | 2101 |             $coursecontext = \context_course::instance($course->id);
 | 
        
           |  |  | 2102 |             $allowed->user = has_capability('moodle/calendar:manageownentries', $coursecontext);
 | 
        
           |  |  | 2103 |   | 
        
           |  |  | 2104 |             if (has_capability('moodle/calendar:manageentries', $coursecontext)) {
 | 
        
           |  |  | 2105 |                 $allowed->courses = array($course->id => 1);
 | 
        
           |  |  | 2106 |                 $allowed->groups = $getgroupsfunc($course, $coursecontext, $USER);
 | 
        
           |  |  | 2107 |             } else if (has_capability('moodle/calendar:managegroupentries', $coursecontext)) {
 | 
        
           |  |  | 2108 |                 $allowed->groups = $getgroupsfunc($course, $coursecontext, $USER);
 | 
        
           |  |  | 2109 |             }
 | 
        
           |  |  | 2110 |         }
 | 
        
           |  |  | 2111 |     }
 | 
        
           |  |  | 2112 |   | 
        
           |  |  | 2113 |     if (!empty($category)) {
 | 
        
           |  |  | 2114 |         $catcontext = \context_coursecat::instance($category->id);
 | 
        
           |  |  | 2115 |         if (has_capability('moodle/category:manage', $catcontext)) {
 | 
        
           |  |  | 2116 |             $allowed->categories = [$category->id => 1];
 | 
        
           |  |  | 2117 |         }
 | 
        
           |  |  | 2118 |     }
 | 
        
           |  |  | 2119 | }
 | 
        
           |  |  | 2120 |   | 
        
           |  |  | 2121 | /**
 | 
        
           |  |  | 2122 |  * See if user can add calendar entries at all used to print the "New Event" button.
 | 
        
           |  |  | 2123 |  *
 | 
        
           |  |  | 2124 |  * @param stdClass $course object of a course or course id
 | 
        
           |  |  | 2125 |  * @return bool has the capability to add at least one event type
 | 
        
           |  |  | 2126 |  */
 | 
        
           |  |  | 2127 | function calendar_user_can_add_event($course) {
 | 
        
           |  |  | 2128 |     if (!isloggedin() || isguestuser()) {
 | 
        
           |  |  | 2129 |         return false;
 | 
        
           |  |  | 2130 |     }
 | 
        
           |  |  | 2131 |   | 
        
           |  |  | 2132 |     calendar_get_allowed_types($allowed, $course);
 | 
        
           |  |  | 2133 |   | 
        
           |  |  | 2134 |     return (bool)($allowed->user || $allowed->groups || $allowed->courses || $allowed->categories || $allowed->site);
 | 
        
           |  |  | 2135 | }
 | 
        
           |  |  | 2136 |   | 
        
           |  |  | 2137 | /**
 | 
        
           |  |  | 2138 |  * Check wether the current user is permitted to add events.
 | 
        
           |  |  | 2139 |  *
 | 
        
           |  |  | 2140 |  * @param stdClass $event object of event
 | 
        
           |  |  | 2141 |  * @return bool has the capability to add event
 | 
        
           |  |  | 2142 |  */
 | 
        
           |  |  | 2143 | function calendar_add_event_allowed($event) {
 | 
        
           |  |  | 2144 |     global $USER, $DB;
 | 
        
           |  |  | 2145 |   | 
        
           |  |  | 2146 |     // Can not be using guest account.
 | 
        
           |  |  | 2147 |     if (!isloggedin() or isguestuser()) {
 | 
        
           |  |  | 2148 |         return false;
 | 
        
           |  |  | 2149 |     }
 | 
        
           |  |  | 2150 |   | 
        
           |  |  | 2151 |     if (calendar_can_manage_non_user_event_in_system($event)) {
 | 
        
           |  |  | 2152 |         return true;
 | 
        
           |  |  | 2153 |     }
 | 
        
           |  |  | 2154 |   | 
        
           |  |  | 2155 |     switch ($event->eventtype) {
 | 
        
           |  |  | 2156 |         case 'category':
 | 
        
           |  |  | 2157 |             return has_capability('moodle/category:manage', $event->context);
 | 
        
           |  |  | 2158 |         case 'course':
 | 
        
           |  |  | 2159 |             return has_capability('moodle/calendar:manageentries', $event->context);
 | 
        
           |  |  | 2160 |         case 'group':
 | 
        
           |  |  | 2161 |             // Allow users to add/edit group events if -
 | 
        
           |  |  | 2162 |             // 1) They have manageentries (= entries for whole course).
 | 
        
           |  |  | 2163 |             // 2) They have managegroupentries AND are in the group.
 | 
        
           |  |  | 2164 |             $group = $DB->get_record('groups', array('id' => $event->groupid));
 | 
        
           |  |  | 2165 |             return $group && (
 | 
        
           |  |  | 2166 |                     has_capability('moodle/calendar:manageentries', $event->context) ||
 | 
        
           |  |  | 2167 |                     (has_capability('moodle/calendar:managegroupentries', $event->context)
 | 
        
           |  |  | 2168 |                         && groups_is_member($event->groupid)));
 | 
        
           |  |  | 2169 |         case 'user':
 | 
        
           |  |  | 2170 |             return calendar_can_manage_user_event($event);
 | 
        
           |  |  | 2171 |         case 'site':
 | 
        
           |  |  | 2172 |             return has_capability('moodle/calendar:manageentries', $event->context);
 | 
        
           |  |  | 2173 |         default:
 | 
        
           |  |  | 2174 |             return has_capability('moodle/calendar:manageentries', $event->context);
 | 
        
           |  |  | 2175 |     }
 | 
        
           |  |  | 2176 | }
 | 
        
           |  |  | 2177 |   | 
        
           |  |  | 2178 | /**
 | 
        
           |  |  | 2179 |  * Returns option list for the poll interval setting.
 | 
        
           |  |  | 2180 |  *
 | 
        
           |  |  | 2181 |  * @return array An array of poll interval options. Interval => description.
 | 
        
           |  |  | 2182 |  */
 | 
        
           |  |  | 2183 | function calendar_get_pollinterval_choices() {
 | 
        
           |  |  | 2184 |     return array(
 | 
        
           |  |  | 2185 |         '0' => get_string('never', 'calendar'),
 | 
        
           |  |  | 2186 |         HOURSECS => get_string('hourly', 'calendar'),
 | 
        
           |  |  | 2187 |         DAYSECS => get_string('daily', 'calendar'),
 | 
        
           |  |  | 2188 |         WEEKSECS => get_string('weekly', 'calendar'),
 | 
        
           |  |  | 2189 |         '2628000' => get_string('monthly', 'calendar'),
 | 
        
           |  |  | 2190 |         YEARSECS => get_string('annually', 'calendar')
 | 
        
           |  |  | 2191 |     );
 | 
        
           |  |  | 2192 | }
 | 
        
           |  |  | 2193 |   | 
        
           |  |  | 2194 | /**
 | 
        
           |  |  | 2195 |  * Returns option list of available options for the calendar event type, given the current user and course.
 | 
        
           |  |  | 2196 |  *
 | 
        
           |  |  | 2197 |  * @param int $courseid The id of the course
 | 
        
           |  |  | 2198 |  * @return array An array containing the event types the user can create.
 | 
        
           |  |  | 2199 |  */
 | 
        
           |  |  | 2200 | function calendar_get_eventtype_choices($courseid) {
 | 
        
           |  |  | 2201 |     $choices = array();
 | 
        
           |  |  | 2202 |     $allowed = new \stdClass;
 | 
        
           |  |  | 2203 |     calendar_get_allowed_types($allowed, $courseid);
 | 
        
           |  |  | 2204 |   | 
        
           |  |  | 2205 |     if ($allowed->user) {
 | 
        
           |  |  | 2206 |         $choices['user'] = get_string('userevents', 'calendar');
 | 
        
           |  |  | 2207 |     }
 | 
        
           |  |  | 2208 |     if ($allowed->site) {
 | 
        
           |  |  | 2209 |         $choices['site'] = get_string('siteevents', 'calendar');
 | 
        
           |  |  | 2210 |     }
 | 
        
           |  |  | 2211 |     if (!empty($allowed->courses)) {
 | 
        
           |  |  | 2212 |         $choices['course'] = get_string('courseevents', 'calendar');
 | 
        
           |  |  | 2213 |     }
 | 
        
           |  |  | 2214 |     if (!empty($allowed->categories)) {
 | 
        
           |  |  | 2215 |         $choices['category'] = get_string('categoryevents', 'calendar');
 | 
        
           |  |  | 2216 |     }
 | 
        
           |  |  | 2217 |     if (!empty($allowed->groups) and is_array($allowed->groups)) {
 | 
        
           |  |  | 2218 |         $choices['group'] = get_string('group');
 | 
        
           |  |  | 2219 |     }
 | 
        
           |  |  | 2220 |   | 
        
           |  |  | 2221 |     return array($choices, $allowed->groups);
 | 
        
           |  |  | 2222 | }
 | 
        
           |  |  | 2223 |   | 
        
           |  |  | 2224 | /**
 | 
        
           |  |  | 2225 |  * Add an iCalendar subscription to the database.
 | 
        
           |  |  | 2226 |  *
 | 
        
           |  |  | 2227 |  * @param stdClass $sub The subscription object (e.g. from the form)
 | 
        
           |  |  | 2228 |  * @return int The insert ID, if any.
 | 
        
           |  |  | 2229 |  */
 | 
        
           |  |  | 2230 | function calendar_add_subscription($sub) {
 | 
        
           |  |  | 2231 |     global $DB, $USER, $SITE;
 | 
        
           |  |  | 2232 |   | 
        
           |  |  | 2233 |     // Undo the form definition work around to allow us to have two different
 | 
        
           |  |  | 2234 |     // course selectors present depending on which event type the user selects.
 | 
        
           |  |  | 2235 |     if (!empty($sub->groupcourseid)) {
 | 
        
           |  |  | 2236 |         $sub->courseid = $sub->groupcourseid;
 | 
        
           |  |  | 2237 |         unset($sub->groupcourseid);
 | 
        
           |  |  | 2238 |     }
 | 
        
           |  |  | 2239 |   | 
        
           |  |  | 2240 |     // Default course id if none is set.
 | 
        
           |  |  | 2241 |     if (empty($sub->courseid)) {
 | 
        
           |  |  | 2242 |         if ($sub->eventtype === 'site') {
 | 
        
           |  |  | 2243 |             $sub->courseid = SITEID;
 | 
        
           |  |  | 2244 |         } else {
 | 
        
           |  |  | 2245 |             $sub->courseid = 0;
 | 
        
           |  |  | 2246 |         }
 | 
        
           |  |  | 2247 |     }
 | 
        
           |  |  | 2248 |   | 
        
           |  |  | 2249 |     if ($sub->eventtype === 'site') {
 | 
        
           |  |  | 2250 |         $sub->courseid = $SITE->id;
 | 
        
           |  |  | 2251 |     } else if ($sub->eventtype === 'group' || $sub->eventtype === 'course') {
 | 
        
           |  |  | 2252 |         $sub->courseid = $sub->courseid;
 | 
        
           |  |  | 2253 |     } else if ($sub->eventtype === 'category') {
 | 
        
           |  |  | 2254 |         $sub->categoryid = $sub->categoryid;
 | 
        
           |  |  | 2255 |     } else {
 | 
        
           |  |  | 2256 |         // User events.
 | 
        
           |  |  | 2257 |         $sub->courseid = 0;
 | 
        
           |  |  | 2258 |     }
 | 
        
           |  |  | 2259 |     $sub->userid = $USER->id;
 | 
        
           |  |  | 2260 |   | 
        
           |  |  | 2261 |     // File subscriptions never update.
 | 
        
           |  |  | 2262 |     if (empty($sub->url)) {
 | 
        
           |  |  | 2263 |         $sub->pollinterval = 0;
 | 
        
           |  |  | 2264 |     }
 | 
        
           |  |  | 2265 |   | 
        
           |  |  | 2266 |     if (!empty($sub->name)) {
 | 
        
           |  |  | 2267 |         if (empty($sub->id)) {
 | 
        
           |  |  | 2268 |             $id = $DB->insert_record('event_subscriptions', $sub);
 | 
        
           |  |  | 2269 |             // We cannot cache the data here because $sub is not complete.
 | 
        
           |  |  | 2270 |             $sub->id = $id;
 | 
        
           |  |  | 2271 |             // Trigger event, calendar subscription added.
 | 
        
           |  |  | 2272 |             $eventparams = array('objectid' => $sub->id,
 | 
        
           |  |  | 2273 |                 'context' => calendar_get_calendar_context($sub),
 | 
        
           |  |  | 2274 |                 'other' => array(
 | 
        
           |  |  | 2275 |                     'eventtype' => $sub->eventtype,
 | 
        
           |  |  | 2276 |                 )
 | 
        
           |  |  | 2277 |             );
 | 
        
           |  |  | 2278 |             switch ($sub->eventtype) {
 | 
        
           |  |  | 2279 |                 case 'category':
 | 
        
           |  |  | 2280 |                     $eventparams['other']['categoryid'] = $sub->categoryid;
 | 
        
           |  |  | 2281 |                     break;
 | 
        
           |  |  | 2282 |                 case 'course':
 | 
        
           |  |  | 2283 |                     $eventparams['other']['courseid'] = $sub->courseid;
 | 
        
           |  |  | 2284 |                     break;
 | 
        
           |  |  | 2285 |                 case 'group':
 | 
        
           |  |  | 2286 |                     $eventparams['other']['courseid'] = $sub->courseid;
 | 
        
           |  |  | 2287 |                     $eventparams['other']['groupid'] = $sub->groupid;
 | 
        
           |  |  | 2288 |                     break;
 | 
        
           |  |  | 2289 |                 default:
 | 
        
           |  |  | 2290 |                     $eventparams['other']['courseid'] = $sub->courseid;
 | 
        
           |  |  | 2291 |             }
 | 
        
           |  |  | 2292 |   | 
        
           |  |  | 2293 |             $event = \core\event\calendar_subscription_created::create($eventparams);
 | 
        
           |  |  | 2294 |             $event->trigger();
 | 
        
           |  |  | 2295 |             return $id;
 | 
        
           |  |  | 2296 |         } else {
 | 
        
           |  |  | 2297 |             // Why are we doing an update here?
 | 
        
           |  |  | 2298 |             calendar_update_subscription($sub);
 | 
        
           |  |  | 2299 |             return $sub->id;
 | 
        
           |  |  | 2300 |         }
 | 
        
           |  |  | 2301 |     } else {
 | 
        
           |  |  | 2302 |         throw new \moodle_exception('errorbadsubscription', 'importcalendar');
 | 
        
           |  |  | 2303 |     }
 | 
        
           |  |  | 2304 | }
 | 
        
           |  |  | 2305 |   | 
        
           |  |  | 2306 | /**
 | 
        
           |  |  | 2307 |  * Add an iCalendar event to the Moodle calendar.
 | 
        
           |  |  | 2308 |  *
 | 
        
           |  |  | 2309 |  * @param stdClass $event The RFC-2445 iCalendar event
 | 
        
           |  |  | 2310 |  * @param int $unused Deprecated
 | 
        
           |  |  | 2311 |  * @param int $subscriptionid The iCalendar subscription ID
 | 
        
           |  |  | 2312 |  * @param string $timezone The X-WR-TIMEZONE iCalendar property if provided
 | 
        
           |  |  | 2313 |  * @throws dml_exception A DML specific exception is thrown for invalid subscriptionids.
 | 
        
           |  |  | 2314 |  * @return int Code: CALENDAR_IMPORT_EVENT_UPDATED = updated,  CALENDAR_IMPORT_EVENT_INSERTED = inserted, 0 = error
 | 
        
           |  |  | 2315 |  */
 | 
        
           |  |  | 2316 | function calendar_add_icalendar_event($event, $unused, $subscriptionid, $timezone='UTC') {
 | 
        
           |  |  | 2317 |     global $DB;
 | 
        
           |  |  | 2318 |   | 
        
           |  |  | 2319 |     // Probably an unsupported X-MICROSOFT-CDO-BUSYSTATUS event.
 | 
        
           |  |  | 2320 |     if (empty($event->properties['SUMMARY'])) {
 | 
        
           |  |  | 2321 |         return 0;
 | 
        
           |  |  | 2322 |     }
 | 
        
           |  |  | 2323 |   | 
        
           |  |  | 2324 |     $name = $event->properties['SUMMARY'][0]->value;
 | 
        
           |  |  | 2325 |     $name = str_replace('\n', '<br />', $name);
 | 
        
           |  |  | 2326 |     $name = str_replace('\\', '', $name);
 | 
        
           |  |  | 2327 |     $name = preg_replace('/\s+/u', ' ', $name);
 | 
        
           |  |  | 2328 |   | 
        
           |  |  | 2329 |     $eventrecord = new \stdClass;
 | 
        
           |  |  | 2330 |     $eventrecord->name = clean_param($name, PARAM_NOTAGS);
 | 
        
           |  |  | 2331 |   | 
        
           |  |  | 2332 |     if (empty($event->properties['DESCRIPTION'][0]->value)) {
 | 
        
           |  |  | 2333 |         $description = '';
 | 
        
           |  |  | 2334 |     } else {
 | 
        
           |  |  | 2335 |         $description = $event->properties['DESCRIPTION'][0]->value;
 | 
        
           |  |  | 2336 |         $description = clean_param($description, PARAM_NOTAGS);
 | 
        
           |  |  | 2337 |         $description = str_replace('\n', '<br />', $description);
 | 
        
           |  |  | 2338 |         $description = str_replace('\\', '', $description);
 | 
        
           |  |  | 2339 |         $description = preg_replace('/\s+/u', ' ', $description);
 | 
        
           |  |  | 2340 |     }
 | 
        
           |  |  | 2341 |     $eventrecord->description = $description;
 | 
        
           |  |  | 2342 |   | 
        
           |  |  | 2343 |     // Probably a repeating event with RRULE etc. TODO: skip for now.
 | 
        
           |  |  | 2344 |     if (empty($event->properties['DTSTART'][0]->value)) {
 | 
        
           |  |  | 2345 |         return 0;
 | 
        
           |  |  | 2346 |     }
 | 
        
           |  |  | 2347 |   | 
        
           |  |  | 2348 |     if (isset($event->properties['DTSTART'][0]->parameters['TZID'])) {
 | 
        
           |  |  | 2349 |         $tz = $event->properties['DTSTART'][0]->parameters['TZID'];
 | 
        
           |  |  | 2350 |     } else {
 | 
        
           |  |  | 2351 |         $tz = $timezone;
 | 
        
           |  |  | 2352 |     }
 | 
        
           |  |  | 2353 |     $tz = \core_date::normalise_timezone($tz);
 | 
        
           |  |  | 2354 |     $eventrecord->timestart = strtotime($event->properties['DTSTART'][0]->value . ' ' . $tz);
 | 
        
           |  |  | 2355 |     if (empty($event->properties['DTEND'])) {
 | 
        
           |  |  | 2356 |         $eventrecord->timeduration = 0; // No duration if no end time specified.
 | 
        
           |  |  | 2357 |     } else {
 | 
        
           |  |  | 2358 |         if (isset($event->properties['DTEND'][0]->parameters['TZID'])) {
 | 
        
           |  |  | 2359 |             $endtz = $event->properties['DTEND'][0]->parameters['TZID'];
 | 
        
           |  |  | 2360 |         } else {
 | 
        
           |  |  | 2361 |             $endtz = $timezone;
 | 
        
           |  |  | 2362 |         }
 | 
        
           |  |  | 2363 |         $endtz = \core_date::normalise_timezone($endtz);
 | 
        
           |  |  | 2364 |         $eventrecord->timeduration = strtotime($event->properties['DTEND'][0]->value . ' ' . $endtz) - $eventrecord->timestart;
 | 
        
           |  |  | 2365 |     }
 | 
        
           |  |  | 2366 |   | 
        
           |  |  | 2367 |     // Check to see if it should be treated as an all day event.
 | 
        
           |  |  | 2368 |     if ($eventrecord->timeduration == DAYSECS) {
 | 
        
           |  |  | 2369 |         // Check to see if the event started at Midnight on the imported calendar.
 | 
        
           |  |  | 2370 |         date_default_timezone_set($timezone);
 | 
        
           |  |  | 2371 |         if (date('H:i:s', $eventrecord->timestart) === "00:00:00") {
 | 
        
           |  |  | 2372 |             // This event should be an all day event. This is not correct, we don't do anything differently for all day events.
 | 
        
           |  |  | 2373 |             // See MDL-56227.
 | 
        
           |  |  | 2374 |             $eventrecord->timeduration = 0;
 | 
        
           |  |  | 2375 |         }
 | 
        
           |  |  | 2376 |         \core_date::set_default_server_timezone();
 | 
        
           |  |  | 2377 |     }
 | 
        
           |  |  | 2378 |   | 
        
           |  |  | 2379 |     $eventrecord->location = empty($event->properties['LOCATION'][0]->value) ? '' :
 | 
        
           |  |  | 2380 |             trim(str_replace('\\', '', $event->properties['LOCATION'][0]->value));
 | 
        
           |  |  | 2381 |     $eventrecord->uuid = $event->properties['UID'][0]->value;
 | 
        
           |  |  | 2382 |     $eventrecord->timemodified = time();
 | 
        
           |  |  | 2383 |   | 
        
           |  |  | 2384 |     // Add the iCal subscription details if required.
 | 
        
           |  |  | 2385 |     // We should never do anything with an event without a subscription reference.
 | 
        
           |  |  | 2386 |     $sub = calendar_get_subscription($subscriptionid);
 | 
        
           |  |  | 2387 |     $eventrecord->subscriptionid = $subscriptionid;
 | 
        
           |  |  | 2388 |     $eventrecord->userid = $sub->userid;
 | 
        
           |  |  | 2389 |     $eventrecord->groupid = $sub->groupid;
 | 
        
           |  |  | 2390 |     $eventrecord->courseid = $sub->courseid;
 | 
        
           |  |  | 2391 |     $eventrecord->categoryid = $sub->categoryid;
 | 
        
           |  |  | 2392 |     $eventrecord->eventtype = $sub->eventtype;
 | 
        
           |  |  | 2393 |   | 
        
           |  |  | 2394 |     if ($updaterecord = $DB->get_record('event', array('uuid' => $eventrecord->uuid,
 | 
        
           |  |  | 2395 |         'subscriptionid' => $eventrecord->subscriptionid))) {
 | 
        
           |  |  | 2396 |   | 
        
           |  |  | 2397 |         // Compare iCal event data against the moodle event to see if something has changed.
 | 
        
           |  |  | 2398 |         $result = array_diff((array) $eventrecord, (array) $updaterecord);
 | 
        
           |  |  | 2399 |   | 
        
           |  |  | 2400 |         // Unset timemodified field because it's always going to be different.
 | 
        
           |  |  | 2401 |         unset($result['timemodified']);
 | 
        
           |  |  | 2402 |   | 
        
           |  |  | 2403 |         if (count($result)) {
 | 
        
           |  |  | 2404 |             $eventrecord->id = $updaterecord->id;
 | 
        
           |  |  | 2405 |             $return = CALENDAR_IMPORT_EVENT_UPDATED; // Update.
 | 
        
           |  |  | 2406 |         } else {
 | 
        
           |  |  | 2407 |             return CALENDAR_IMPORT_EVENT_SKIPPED;
 | 
        
           |  |  | 2408 |         }
 | 
        
           |  |  | 2409 |     } else {
 | 
        
           |  |  | 2410 |         $return = CALENDAR_IMPORT_EVENT_INSERTED; // Insert.
 | 
        
           |  |  | 2411 |     }
 | 
        
           |  |  | 2412 |   | 
        
           |  |  | 2413 |     if ($createdevent = \calendar_event::create($eventrecord, false)) {
 | 
        
           |  |  | 2414 |         if (!empty($event->properties['RRULE'])) {
 | 
        
           |  |  | 2415 |             // Repeating events.
 | 
        
           |  |  | 2416 |             date_default_timezone_set($tz); // Change time zone to parse all events.
 | 
        
           |  |  | 2417 |             $rrule = new \core_calendar\rrule_manager($event->properties['RRULE'][0]->value);
 | 
        
           |  |  | 2418 |             $rrule->parse_rrule();
 | 
        
           |  |  | 2419 |             $rrule->create_events($createdevent);
 | 
        
           |  |  | 2420 |             \core_date::set_default_server_timezone(); // Change time zone back to what it was.
 | 
        
           |  |  | 2421 |         }
 | 
        
           |  |  | 2422 |         return $return;
 | 
        
           |  |  | 2423 |     } else {
 | 
        
           |  |  | 2424 |         return 0;
 | 
        
           |  |  | 2425 |     }
 | 
        
           |  |  | 2426 | }
 | 
        
           |  |  | 2427 |   | 
        
           |  |  | 2428 | /**
 | 
        
           |  |  | 2429 |  * Delete subscription and all related events.
 | 
        
           |  |  | 2430 |  *
 | 
        
           |  |  | 2431 |  * @param int|stdClass $subscription subscription or it's id, which needs to be deleted.
 | 
        
           |  |  | 2432 |  */
 | 
        
           |  |  | 2433 | function calendar_delete_subscription($subscription) {
 | 
        
           |  |  | 2434 |     global $DB;
 | 
        
           |  |  | 2435 |   | 
        
           |  |  | 2436 |     if (!is_object($subscription)) {
 | 
        
           |  |  | 2437 |         $subscription = $DB->get_record('event_subscriptions', array('id' => $subscription), '*', MUST_EXIST);
 | 
        
           |  |  | 2438 |     }
 | 
        
           |  |  | 2439 |   | 
        
           |  |  | 2440 |     // Delete subscription and related events.
 | 
        
           |  |  | 2441 |     $DB->delete_records('event', array('subscriptionid' => $subscription->id));
 | 
        
           |  |  | 2442 |     $DB->delete_records('event_subscriptions', array('id' => $subscription->id));
 | 
        
           |  |  | 2443 |     \cache_helper::invalidate_by_definition('core', 'calendar_subscriptions', array(), array($subscription->id));
 | 
        
           |  |  | 2444 |   | 
        
           |  |  | 2445 |     // Trigger event, calendar subscription deleted.
 | 
        
           |  |  | 2446 |     $eventparams = array('objectid' => $subscription->id,
 | 
        
           |  |  | 2447 |         'context' => calendar_get_calendar_context($subscription),
 | 
        
           |  |  | 2448 |         'other' => array(
 | 
        
           |  |  | 2449 |             'eventtype' => $subscription->eventtype,
 | 
        
           |  |  | 2450 |         )
 | 
        
           |  |  | 2451 |     );
 | 
        
           |  |  | 2452 |     switch ($subscription->eventtype) {
 | 
        
           |  |  | 2453 |         case 'category':
 | 
        
           |  |  | 2454 |             $eventparams['other']['categoryid'] = $subscription->categoryid;
 | 
        
           |  |  | 2455 |             break;
 | 
        
           |  |  | 2456 |         case 'course':
 | 
        
           |  |  | 2457 |             $eventparams['other']['courseid'] = $subscription->courseid;
 | 
        
           |  |  | 2458 |             break;
 | 
        
           |  |  | 2459 |         case 'group':
 | 
        
           |  |  | 2460 |             $eventparams['other']['courseid'] = $subscription->courseid;
 | 
        
           |  |  | 2461 |             $eventparams['other']['groupid'] = $subscription->groupid;
 | 
        
           |  |  | 2462 |             break;
 | 
        
           |  |  | 2463 |         default:
 | 
        
           |  |  | 2464 |             $eventparams['other']['courseid'] = $subscription->courseid;
 | 
        
           |  |  | 2465 |     }
 | 
        
           |  |  | 2466 |     $event = \core\event\calendar_subscription_deleted::create($eventparams);
 | 
        
           |  |  | 2467 |     $event->trigger();
 | 
        
           |  |  | 2468 | }
 | 
        
           |  |  | 2469 |   | 
        
           |  |  | 2470 | /**
 | 
        
           |  |  | 2471 |  * From a URL, fetch the calendar and return an iCalendar object.
 | 
        
           |  |  | 2472 |  *
 | 
        
           |  |  | 2473 |  * @param string $url The iCalendar URL
 | 
        
           |  |  | 2474 |  * @return iCalendar The iCalendar object
 | 
        
           |  |  | 2475 |  */
 | 
        
           |  |  | 2476 | function calendar_get_icalendar($url) {
 | 
        
           |  |  | 2477 |     global $CFG;
 | 
        
           |  |  | 2478 |   | 
        
           |  |  | 2479 |     require_once($CFG->libdir . '/filelib.php');
 | 
        
           |  |  | 2480 |     require_once($CFG->libdir . '/bennu/bennu.inc.php');
 | 
        
           |  |  | 2481 |   | 
        
           |  |  | 2482 |     $curl = new \curl();
 | 
        
           |  |  | 2483 |     $curl->setopt(array('CURLOPT_FOLLOWLOCATION' => 1, 'CURLOPT_MAXREDIRS' => 5));
 | 
        
           |  |  | 2484 |     $calendar = $curl->get($url);
 | 
        
           |  |  | 2485 |   | 
        
           |  |  | 2486 |     // Http code validation should actually be the job of curl class.
 | 
        
           |  |  | 2487 |     if (!$calendar || $curl->info['http_code'] != 200 || !empty($curl->errorno)) {
 | 
        
           |  |  | 2488 |         throw new \moodle_exception('errorinvalidicalurl', 'calendar');
 | 
        
           |  |  | 2489 |     }
 | 
        
           |  |  | 2490 |   | 
        
           |  |  | 2491 |     $ical = new \iCalendar();
 | 
        
           |  |  | 2492 |     $ical->unserialize($calendar);
 | 
        
           |  |  | 2493 |   | 
        
           |  |  | 2494 |     return $ical;
 | 
        
           |  |  | 2495 | }
 | 
        
           |  |  | 2496 |   | 
        
           |  |  | 2497 | /**
 | 
        
           |  |  | 2498 |  * Import events from an iCalendar object into a course calendar.
 | 
        
           |  |  | 2499 |  *
 | 
        
           |  |  | 2500 |  * @param iCalendar $ical The iCalendar object.
 | 
        
           |  |  | 2501 |  * @param int|null $subscriptionid The subscription ID.
 | 
        
           |  |  | 2502 |  * @return array A log of the import progress, including errors.
 | 
        
           |  |  | 2503 |  */
 | 
        
           | 1441 | ariadna | 2504 | function calendar_import_events_from_ical(iCalendar $ical, ?int $subscriptionid = null): array {
 | 
        
           | 1 | efrain | 2505 |     global $DB;
 | 
        
           |  |  | 2506 |   | 
        
           |  |  | 2507 |     $errors = [];
 | 
        
           |  |  | 2508 |     $eventcount = 0;
 | 
        
           |  |  | 2509 |     $updatecount = 0;
 | 
        
           |  |  | 2510 |     $skippedcount = 0;
 | 
        
           |  |  | 2511 |     $deletedcount = 0;
 | 
        
           |  |  | 2512 |   | 
        
           |  |  | 2513 |     // Large calendars take a while...
 | 
        
           |  |  | 2514 |     if (!CLI_SCRIPT) {
 | 
        
           |  |  | 2515 |         \core_php_time_limit::raise(300);
 | 
        
           |  |  | 2516 |     }
 | 
        
           |  |  | 2517 |   | 
        
           |  |  | 2518 |     // Start with a safe default timezone.
 | 
        
           |  |  | 2519 |     $timezone = 'UTC';
 | 
        
           |  |  | 2520 |   | 
        
           |  |  | 2521 |     // Grab the timezone from the iCalendar file to be used later.
 | 
        
           |  |  | 2522 |     if (isset($ical->properties['X-WR-TIMEZONE'][0]->value)) {
 | 
        
           |  |  | 2523 |         $timezone = $ical->properties['X-WR-TIMEZONE'][0]->value;
 | 
        
           |  |  | 2524 |   | 
        
           |  |  | 2525 |     } else if (isset($ical->properties['PRODID'][0]->value)) {
 | 
        
           |  |  | 2526 |         // If the timezone was not found, check to se if this is MS exchange / Office 365 which uses Windows timezones.
 | 
        
           |  |  | 2527 |         if (strncmp($ical->properties['PRODID'][0]->value, 'Microsoft', 9) == 0) {
 | 
        
           |  |  | 2528 |             if (isset($ical->components['VTIMEZONE'][0]->properties['TZID'][0]->value)) {
 | 
        
           |  |  | 2529 |                 $tzname = $ical->components['VTIMEZONE'][0]->properties['TZID'][0]->value;
 | 
        
           |  |  | 2530 |                 $timezone = IntlTimeZone::getIDForWindowsID($tzname);
 | 
        
           |  |  | 2531 |             }
 | 
        
           |  |  | 2532 |         }
 | 
        
           |  |  | 2533 |     }
 | 
        
           |  |  | 2534 |   | 
        
           |  |  | 2535 |     $icaluuids = [];
 | 
        
           |  |  | 2536 |     foreach ($ical->components['VEVENT'] as $event) {
 | 
        
           |  |  | 2537 |         $icaluuids[] = $event->properties['UID'][0]->value;
 | 
        
           |  |  | 2538 |         $res = calendar_add_icalendar_event($event, null, $subscriptionid, $timezone);
 | 
        
           |  |  | 2539 |         switch ($res) {
 | 
        
           |  |  | 2540 |             case CALENDAR_IMPORT_EVENT_UPDATED:
 | 
        
           |  |  | 2541 |                 $updatecount++;
 | 
        
           |  |  | 2542 |                 break;
 | 
        
           |  |  | 2543 |             case CALENDAR_IMPORT_EVENT_INSERTED:
 | 
        
           |  |  | 2544 |                 $eventcount++;
 | 
        
           |  |  | 2545 |                 break;
 | 
        
           |  |  | 2546 |             case CALENDAR_IMPORT_EVENT_SKIPPED:
 | 
        
           |  |  | 2547 |                 $skippedcount++;
 | 
        
           |  |  | 2548 |                 break;
 | 
        
           |  |  | 2549 |             case 0:
 | 
        
           |  |  | 2550 |                 if (empty($event->properties['SUMMARY'])) {
 | 
        
           |  |  | 2551 |                     $errors[] = '(' . get_string('notitle', 'calendar') . ')';
 | 
        
           |  |  | 2552 |                 } else {
 | 
        
           |  |  | 2553 |                     $errors[] = $event->properties['SUMMARY'][0]->value;
 | 
        
           |  |  | 2554 |                 }
 | 
        
           |  |  | 2555 |                 break;
 | 
        
           |  |  | 2556 |         }
 | 
        
           |  |  | 2557 |     }
 | 
        
           |  |  | 2558 |   | 
        
           |  |  | 2559 |     $existing = $DB->get_field('event_subscriptions', 'lastupdated', ['id' => $subscriptionid]);
 | 
        
           |  |  | 2560 |     if (!empty($existing)) {
 | 
        
           |  |  | 2561 |         $eventsuuids = $DB->get_records_menu('event', ['subscriptionid' => $subscriptionid], '', 'id, uuid');
 | 
        
           |  |  | 2562 |   | 
        
           |  |  | 2563 |         $icaleventscount = count($icaluuids);
 | 
        
           |  |  | 2564 |         $tobedeleted = [];
 | 
        
           |  |  | 2565 |         if (count($eventsuuids) > $icaleventscount) {
 | 
        
           |  |  | 2566 |             foreach ($eventsuuids as $eventid => $eventuuid) {
 | 
        
           |  |  | 2567 |                 if (!in_array($eventuuid, $icaluuids)) {
 | 
        
           |  |  | 2568 |                     $tobedeleted[] = $eventid;
 | 
        
           |  |  | 2569 |                 }
 | 
        
           |  |  | 2570 |             }
 | 
        
           |  |  | 2571 |             if (!empty($tobedeleted)) {
 | 
        
           |  |  | 2572 |                 $DB->delete_records_list('event', 'id', $tobedeleted);
 | 
        
           |  |  | 2573 |                 $deletedcount = count($tobedeleted);
 | 
        
           |  |  | 2574 |             }
 | 
        
           |  |  | 2575 |         }
 | 
        
           |  |  | 2576 |     }
 | 
        
           |  |  | 2577 |   | 
        
           |  |  | 2578 |     $result = [
 | 
        
           |  |  | 2579 |         'eventsimported' => $eventcount,
 | 
        
           |  |  | 2580 |         'eventsskipped' => $skippedcount,
 | 
        
           |  |  | 2581 |         'eventsupdated' => $updatecount,
 | 
        
           |  |  | 2582 |         'eventsdeleted' => $deletedcount,
 | 
        
           |  |  | 2583 |         'haserror' => !empty($errors),
 | 
        
           |  |  | 2584 |         'errors' => $errors,
 | 
        
           |  |  | 2585 |     ];
 | 
        
           |  |  | 2586 |   | 
        
           |  |  | 2587 |     return $result;
 | 
        
           |  |  | 2588 | }
 | 
        
           |  |  | 2589 |   | 
        
           |  |  | 2590 | /**
 | 
        
           |  |  | 2591 |  * Fetch a calendar subscription and update the events in the calendar.
 | 
        
           |  |  | 2592 |  *
 | 
        
           |  |  | 2593 |  * @param int $subscriptionid The course ID for the calendar.
 | 
        
           |  |  | 2594 |  * @return array A log of the import progress, including errors.
 | 
        
           |  |  | 2595 |  */
 | 
        
           |  |  | 2596 | function calendar_update_subscription_events($subscriptionid) {
 | 
        
           |  |  | 2597 |     $sub = calendar_get_subscription($subscriptionid);
 | 
        
           |  |  | 2598 |   | 
        
           |  |  | 2599 |     // Don't update a file subscription.
 | 
        
           |  |  | 2600 |     if (empty($sub->url)) {
 | 
        
           |  |  | 2601 |         return 'File subscription not updated.';
 | 
        
           |  |  | 2602 |     }
 | 
        
           |  |  | 2603 |   | 
        
           |  |  | 2604 |     $ical = calendar_get_icalendar($sub->url);
 | 
        
           |  |  | 2605 |     $return = calendar_import_events_from_ical($ical, $subscriptionid);
 | 
        
           |  |  | 2606 |     $sub->lastupdated = time();
 | 
        
           |  |  | 2607 |   | 
        
           |  |  | 2608 |     calendar_update_subscription($sub);
 | 
        
           |  |  | 2609 |   | 
        
           |  |  | 2610 |     return $return;
 | 
        
           |  |  | 2611 | }
 | 
        
           |  |  | 2612 |   | 
        
           |  |  | 2613 | /**
 | 
        
           |  |  | 2614 |  * Update a calendar subscription. Also updates the associated cache.
 | 
        
           |  |  | 2615 |  *
 | 
        
           |  |  | 2616 |  * @param stdClass|array $subscription Subscription record.
 | 
        
           |  |  | 2617 |  * @throws coding_exception If something goes wrong
 | 
        
           |  |  | 2618 |  * @since Moodle 2.5
 | 
        
           |  |  | 2619 |  */
 | 
        
           |  |  | 2620 | function calendar_update_subscription($subscription) {
 | 
        
           |  |  | 2621 |     global $DB;
 | 
        
           |  |  | 2622 |   | 
        
           |  |  | 2623 |     if (is_array($subscription)) {
 | 
        
           |  |  | 2624 |         $subscription = (object)$subscription;
 | 
        
           |  |  | 2625 |     }
 | 
        
           |  |  | 2626 |     if (empty($subscription->id) || !$DB->record_exists('event_subscriptions', array('id' => $subscription->id))) {
 | 
        
           |  |  | 2627 |         throw new \coding_exception('Cannot update a subscription without a valid id');
 | 
        
           |  |  | 2628 |     }
 | 
        
           |  |  | 2629 |   | 
        
           |  |  | 2630 |     $DB->update_record('event_subscriptions', $subscription);
 | 
        
           |  |  | 2631 |   | 
        
           |  |  | 2632 |     // Update cache.
 | 
        
           |  |  | 2633 |     $cache = \cache::make('core', 'calendar_subscriptions');
 | 
        
           |  |  | 2634 |     $cache->set($subscription->id, $subscription);
 | 
        
           |  |  | 2635 |   | 
        
           |  |  | 2636 |     // Trigger event, calendar subscription updated.
 | 
        
           |  |  | 2637 |     $eventparams = array('userid' => $subscription->userid,
 | 
        
           |  |  | 2638 |         'objectid' => $subscription->id,
 | 
        
           |  |  | 2639 |         'context' => calendar_get_calendar_context($subscription),
 | 
        
           |  |  | 2640 |         'other' => array(
 | 
        
           |  |  | 2641 |             'eventtype' => $subscription->eventtype,
 | 
        
           |  |  | 2642 |         )
 | 
        
           |  |  | 2643 |     );
 | 
        
           |  |  | 2644 |     switch ($subscription->eventtype) {
 | 
        
           |  |  | 2645 |         case 'category':
 | 
        
           |  |  | 2646 |             $eventparams['other']['categoryid'] = $subscription->categoryid;
 | 
        
           |  |  | 2647 |             break;
 | 
        
           |  |  | 2648 |         case 'course':
 | 
        
           |  |  | 2649 |             $eventparams['other']['courseid'] = $subscription->courseid;
 | 
        
           |  |  | 2650 |             break;
 | 
        
           |  |  | 2651 |         case 'group':
 | 
        
           |  |  | 2652 |             $eventparams['other']['courseid'] = $subscription->courseid;
 | 
        
           |  |  | 2653 |             $eventparams['other']['groupid'] = $subscription->groupid;
 | 
        
           |  |  | 2654 |             break;
 | 
        
           |  |  | 2655 |         default:
 | 
        
           |  |  | 2656 |             $eventparams['other']['courseid'] = $subscription->courseid;
 | 
        
           |  |  | 2657 |     }
 | 
        
           |  |  | 2658 |     $event = \core\event\calendar_subscription_updated::create($eventparams);
 | 
        
           |  |  | 2659 |     $event->trigger();
 | 
        
           |  |  | 2660 | }
 | 
        
           |  |  | 2661 |   | 
        
           |  |  | 2662 | /**
 | 
        
           |  |  | 2663 |  * Checks to see if the user can edit a given subscription feed.
 | 
        
           |  |  | 2664 |  *
 | 
        
           |  |  | 2665 |  * @param mixed $subscriptionorid Subscription object or id
 | 
        
           |  |  | 2666 |  * @return bool true if current user can edit the subscription else false
 | 
        
           |  |  | 2667 |  */
 | 
        
           |  |  | 2668 | function calendar_can_edit_subscription($subscriptionorid) {
 | 
        
           |  |  | 2669 |     global $USER;
 | 
        
           |  |  | 2670 |     if (is_array($subscriptionorid)) {
 | 
        
           |  |  | 2671 |         $subscription = (object)$subscriptionorid;
 | 
        
           |  |  | 2672 |     } else if (is_object($subscriptionorid)) {
 | 
        
           |  |  | 2673 |         $subscription = $subscriptionorid;
 | 
        
           |  |  | 2674 |     } else {
 | 
        
           |  |  | 2675 |         $subscription = calendar_get_subscription($subscriptionorid);
 | 
        
           |  |  | 2676 |     }
 | 
        
           |  |  | 2677 |   | 
        
           |  |  | 2678 |     $allowed = new \stdClass;
 | 
        
           |  |  | 2679 |     $courseid = $subscription->courseid;
 | 
        
           |  |  | 2680 |     $categoryid = $subscription->categoryid;
 | 
        
           |  |  | 2681 |     $groupid = $subscription->groupid;
 | 
        
           |  |  | 2682 |     $category = null;
 | 
        
           |  |  | 2683 |   | 
        
           |  |  | 2684 |     if (!empty($categoryid)) {
 | 
        
           |  |  | 2685 |         $category = \core_course_category::get($categoryid);
 | 
        
           |  |  | 2686 |     }
 | 
        
           |  |  | 2687 |     calendar_get_allowed_types($allowed, $courseid, null, $category);
 | 
        
           |  |  | 2688 |     switch ($subscription->eventtype) {
 | 
        
           |  |  | 2689 |         case 'user':
 | 
        
           |  |  | 2690 |             return ($USER->id == $subscription->userid && $allowed->user);
 | 
        
           |  |  | 2691 |         case 'course':
 | 
        
           |  |  | 2692 |             if (isset($allowed->courses[$courseid])) {
 | 
        
           |  |  | 2693 |                 return $allowed->courses[$courseid];
 | 
        
           |  |  | 2694 |             } else {
 | 
        
           |  |  | 2695 |                 return false;
 | 
        
           |  |  | 2696 |             }
 | 
        
           |  |  | 2697 |         case 'category':
 | 
        
           |  |  | 2698 |             if (isset($allowed->categories[$categoryid])) {
 | 
        
           |  |  | 2699 |                 return $allowed->categories[$categoryid];
 | 
        
           |  |  | 2700 |             } else {
 | 
        
           |  |  | 2701 |                 return false;
 | 
        
           |  |  | 2702 |             }
 | 
        
           |  |  | 2703 |         case 'site':
 | 
        
           |  |  | 2704 |             return $allowed->site;
 | 
        
           |  |  | 2705 |         case 'group':
 | 
        
           |  |  | 2706 |             if (isset($allowed->groups[$groupid])) {
 | 
        
           |  |  | 2707 |                 return $allowed->groups[$groupid];
 | 
        
           |  |  | 2708 |             } else {
 | 
        
           |  |  | 2709 |                 return false;
 | 
        
           |  |  | 2710 |             }
 | 
        
           |  |  | 2711 |         default:
 | 
        
           |  |  | 2712 |             return false;
 | 
        
           |  |  | 2713 |     }
 | 
        
           |  |  | 2714 | }
 | 
        
           |  |  | 2715 |   | 
        
           |  |  | 2716 | /**
 | 
        
           |  |  | 2717 |  * Helper function to determine the context of a calendar subscription.
 | 
        
           |  |  | 2718 |  * Subscriptions can be created in two contexts COURSE, or USER.
 | 
        
           |  |  | 2719 |  *
 | 
        
           |  |  | 2720 |  * @param stdClass $subscription
 | 
        
           |  |  | 2721 |  * @return context instance
 | 
        
           |  |  | 2722 |  */
 | 
        
           |  |  | 2723 | function calendar_get_calendar_context($subscription) {
 | 
        
           |  |  | 2724 |     // Determine context based on calendar type.
 | 
        
           |  |  | 2725 |     if ($subscription->eventtype === 'site') {
 | 
        
           |  |  | 2726 |         $context = \context_course::instance(SITEID);
 | 
        
           |  |  | 2727 |     } else if ($subscription->eventtype === 'group' || $subscription->eventtype === 'course') {
 | 
        
           |  |  | 2728 |         $context = \context_course::instance($subscription->courseid);
 | 
        
           |  |  | 2729 |     } else {
 | 
        
           |  |  | 2730 |         $context = \context_user::instance($subscription->userid);
 | 
        
           |  |  | 2731 |     }
 | 
        
           |  |  | 2732 |     return $context;
 | 
        
           |  |  | 2733 | }
 | 
        
           |  |  | 2734 |   | 
        
           |  |  | 2735 | /**
 | 
        
           |  |  | 2736 |  * Implements callback user_preferences, lists preferences that users are allowed to update directly
 | 
        
           |  |  | 2737 |  *
 | 
        
           |  |  | 2738 |  * Used in {@see core_user::fill_preferences_cache()}, see also {@see useredit_update_user_preference()}
 | 
        
           |  |  | 2739 |  *
 | 
        
           |  |  | 2740 |  * @return array
 | 
        
           |  |  | 2741 |  */
 | 
        
           |  |  | 2742 | function core_calendar_user_preferences() {
 | 
        
           |  |  | 2743 |     $preferences = [];
 | 
        
           |  |  | 2744 |     $preferences['calendar_timeformat'] = array('type' => PARAM_NOTAGS, 'null' => NULL_NOT_ALLOWED, 'default' => '0',
 | 
        
           |  |  | 2745 |         'choices' => array('0', CALENDAR_TF_12, CALENDAR_TF_24)
 | 
        
           |  |  | 2746 |     );
 | 
        
           |  |  | 2747 |     $preferences['calendar_startwday'] = array('type' => PARAM_INT, 'null' => NULL_NOT_ALLOWED, 'default' => 0,
 | 
        
           |  |  | 2748 |         'choices' => array(0, 1, 2, 3, 4, 5, 6));
 | 
        
           |  |  | 2749 |     $preferences['calendar_maxevents'] = array('type' => PARAM_INT, 'choices' => range(1, 20));
 | 
        
           |  |  | 2750 |     $preferences['calendar_lookahead'] = array('type' => PARAM_INT, 'null' => NULL_NOT_ALLOWED, 'default' => 365,
 | 
        
           |  |  | 2751 |         'choices' => array(365, 270, 180, 150, 120, 90, 60, 30, 21, 14, 7, 6, 5, 4, 3, 2, 1));
 | 
        
           |  |  | 2752 |     $preferences['calendar_persistflt'] = array('type' => PARAM_INT, 'null' => NULL_NOT_ALLOWED, 'default' => 0,
 | 
        
           |  |  | 2753 |         'choices' => array(0, 1));
 | 
        
           |  |  | 2754 |     return $preferences;
 | 
        
           |  |  | 2755 | }
 | 
        
           |  |  | 2756 |   | 
        
           |  |  | 2757 | /**
 | 
        
           |  |  | 2758 |  * Get legacy calendar events
 | 
        
           |  |  | 2759 |  *
 | 
        
           |  |  | 2760 |  * @param int $tstart Start time of time range for events
 | 
        
           |  |  | 2761 |  * @param int $tend End time of time range for events
 | 
        
           |  |  | 2762 |  * @param array|int|boolean $users array of users, user id or boolean for all/no user events
 | 
        
           |  |  | 2763 |  * @param array|int|boolean $groups array of groups, group id or boolean for all/no group events
 | 
        
           |  |  | 2764 |  * @param array|int|boolean $courses array of courses, course id or boolean for all/no course events
 | 
        
           |  |  | 2765 |  * @param boolean $withduration whether only events starting within time range selected
 | 
        
           |  |  | 2766 |  *                              or events in progress/already started selected as well
 | 
        
           |  |  | 2767 |  * @param boolean $ignorehidden whether to select only visible events or all events
 | 
        
           |  |  | 2768 |  * @param array $categories array of category ids and/or objects.
 | 
        
           |  |  | 2769 |  * @param int $limitnum Number of events to fetch or zero to fetch all.
 | 
        
           |  |  | 2770 |  *
 | 
        
           |  |  | 2771 |  * @return array $events of selected events or an empty array if there aren't any (or there was an error)
 | 
        
           |  |  | 2772 |  */
 | 
        
           |  |  | 2773 | function calendar_get_legacy_events($tstart, $tend, $users, $groups, $courses,
 | 
        
           |  |  | 2774 |         $withduration = true, $ignorehidden = true, $categories = [], $limitnum = 0) {
 | 
        
           |  |  | 2775 |     // Normalise the users, groups and courses parameters so that they are compliant with \core_calendar\local\api::get_events().
 | 
        
           |  |  | 2776 |     // Existing functions that were using the old calendar_get_events() were passing a mixture of array, int, boolean for these
 | 
        
           |  |  | 2777 |     // parameters, but with the new API method, only null and arrays are accepted.
 | 
        
           |  |  | 2778 |     list($userparam, $groupparam, $courseparam, $categoryparam) = array_map(function($param) {
 | 
        
           |  |  | 2779 |         // If parameter is true, return null.
 | 
        
           |  |  | 2780 |         if ($param === true) {
 | 
        
           |  |  | 2781 |             return null;
 | 
        
           |  |  | 2782 |         }
 | 
        
           |  |  | 2783 |   | 
        
           |  |  | 2784 |         // If parameter is false, return an empty array.
 | 
        
           |  |  | 2785 |         if ($param === false) {
 | 
        
           |  |  | 2786 |             return [];
 | 
        
           |  |  | 2787 |         }
 | 
        
           |  |  | 2788 |   | 
        
           |  |  | 2789 |         // If the parameter is a scalar value, enclose it in an array.
 | 
        
           |  |  | 2790 |         if (!is_array($param)) {
 | 
        
           |  |  | 2791 |             return [$param];
 | 
        
           |  |  | 2792 |         }
 | 
        
           |  |  | 2793 |   | 
        
           |  |  | 2794 |         // No normalisation required.
 | 
        
           |  |  | 2795 |         return $param;
 | 
        
           |  |  | 2796 |     }, [$users, $groups, $courses, $categories]);
 | 
        
           |  |  | 2797 |   | 
        
           |  |  | 2798 |     // If a single user is provided, we can use that for capability checks.
 | 
        
           |  |  | 2799 |     // Otherwise current logged in user is used - See MDL-58768.
 | 
        
           |  |  | 2800 |     if (is_array($userparam) && count($userparam) == 1) {
 | 
        
           |  |  | 2801 |         \core_calendar\local\event\container::set_requesting_user($userparam[0]);
 | 
        
           |  |  | 2802 |     }
 | 
        
           |  |  | 2803 |     $mapper = \core_calendar\local\event\container::get_event_mapper();
 | 
        
           |  |  | 2804 |     $events = \core_calendar\local\api::get_events(
 | 
        
           |  |  | 2805 |         $tstart,
 | 
        
           |  |  | 2806 |         $tend,
 | 
        
           |  |  | 2807 |         null,
 | 
        
           |  |  | 2808 |         null,
 | 
        
           |  |  | 2809 |         null,
 | 
        
           |  |  | 2810 |         null,
 | 
        
           |  |  | 2811 |         $limitnum,
 | 
        
           |  |  | 2812 |         null,
 | 
        
           |  |  | 2813 |         $userparam,
 | 
        
           |  |  | 2814 |         $groupparam,
 | 
        
           |  |  | 2815 |         $courseparam,
 | 
        
           |  |  | 2816 |         $categoryparam,
 | 
        
           |  |  | 2817 |         $withduration,
 | 
        
           |  |  | 2818 |         $ignorehidden
 | 
        
           |  |  | 2819 |     );
 | 
        
           |  |  | 2820 |   | 
        
           |  |  | 2821 |     return array_reduce($events, function($carry, $event) use ($mapper) {
 | 
        
           |  |  | 2822 |         return $carry + [$event->get_id() => $mapper->from_event_to_stdclass($event)];
 | 
        
           |  |  | 2823 |     }, []);
 | 
        
           |  |  | 2824 | }
 | 
        
           |  |  | 2825 |   | 
        
           |  |  | 2826 |   | 
        
           |  |  | 2827 | /**
 | 
        
           |  |  | 2828 |  * Get the calendar view output.
 | 
        
           |  |  | 2829 |  *
 | 
        
           |  |  | 2830 |  * @param   \calendar_information $calendar The calendar being represented
 | 
        
           |  |  | 2831 |  * @param   string  $view The type of calendar to have displayed
 | 
        
           |  |  | 2832 |  * @param   bool    $includenavigation Whether to include navigation
 | 
        
           |  |  | 2833 |  * @param   bool    $skipevents Whether to load the events or not
 | 
        
           |  |  | 2834 |  * @param   int     $lookahead Overwrites site and users's lookahead setting.
 | 
        
           |  |  | 2835 |  * @return  array[array, string]
 | 
        
           |  |  | 2836 |  */
 | 
        
           |  |  | 2837 | function calendar_get_view(\calendar_information $calendar, $view, $includenavigation = true, bool $skipevents = false,
 | 
        
           |  |  | 2838 |         ?int $lookahead = null) {
 | 
        
           |  |  | 2839 |     global $PAGE, $CFG;
 | 
        
           |  |  | 2840 |   | 
        
           |  |  | 2841 |     $renderer = $PAGE->get_renderer('core_calendar');
 | 
        
           |  |  | 2842 |     $type = \core_calendar\type_factory::get_calendar_instance();
 | 
        
           |  |  | 2843 |   | 
        
           |  |  | 2844 |     // Calculate the bounds of the month.
 | 
        
           |  |  | 2845 |     $calendardate = $type->timestamp_to_date_array($calendar->time);
 | 
        
           |  |  | 2846 |   | 
        
           |  |  | 2847 |     $date = new \DateTime('now', core_date::get_user_timezone_object(99));
 | 
        
           |  |  | 2848 |     $eventlimit = 0;
 | 
        
           |  |  | 2849 |   | 
        
           |  |  | 2850 |     if ($view === 'day') {
 | 
        
           |  |  | 2851 |         $tstart = $type->convert_to_timestamp($calendardate['year'], $calendardate['mon'], $calendardate['mday']);
 | 
        
           |  |  | 2852 |         $date->setTimestamp($tstart);
 | 
        
           |  |  | 2853 |         $date->modify('+1 day');
 | 
        
           |  |  | 2854 |     } else if ($view === 'upcoming' || $view === 'upcoming_mini') {
 | 
        
           |  |  | 2855 |         // Number of days in the future that will be used to fetch events.
 | 
        
           |  |  | 2856 |         if (!$lookahead) {
 | 
        
           |  |  | 2857 |             if (isset($CFG->calendar_lookahead)) {
 | 
        
           |  |  | 2858 |                 $defaultlookahead = intval($CFG->calendar_lookahead);
 | 
        
           |  |  | 2859 |             } else {
 | 
        
           |  |  | 2860 |                 $defaultlookahead = CALENDAR_DEFAULT_UPCOMING_LOOKAHEAD;
 | 
        
           |  |  | 2861 |             }
 | 
        
           |  |  | 2862 |             $lookahead = get_user_preferences('calendar_lookahead', $defaultlookahead);
 | 
        
           |  |  | 2863 |         }
 | 
        
           |  |  | 2864 |   | 
        
           |  |  | 2865 |         // Maximum number of events to be displayed on upcoming view.
 | 
        
           |  |  | 2866 |         $defaultmaxevents = CALENDAR_DEFAULT_UPCOMING_MAXEVENTS;
 | 
        
           |  |  | 2867 |         if (isset($CFG->calendar_maxevents)) {
 | 
        
           |  |  | 2868 |             $defaultmaxevents = intval($CFG->calendar_maxevents);
 | 
        
           |  |  | 2869 |         }
 | 
        
           |  |  | 2870 |         $eventlimit = get_user_preferences('calendar_maxevents', $defaultmaxevents);
 | 
        
           |  |  | 2871 |   | 
        
           |  |  | 2872 |         $tstart = $type->convert_to_timestamp($calendardate['year'], $calendardate['mon'], $calendardate['mday'],
 | 
        
           |  |  | 2873 |                 $calendardate['hours']);
 | 
        
           |  |  | 2874 |         $date->setTimestamp($tstart);
 | 
        
           |  |  | 2875 |         $date->modify('+' . $lookahead . ' days');
 | 
        
           |  |  | 2876 |     } else {
 | 
        
           |  |  | 2877 |         $tstart = $type->convert_to_timestamp($calendardate['year'], $calendardate['mon'], 1);
 | 
        
           |  |  | 2878 |         $monthdays = $type->get_num_days_in_month($calendardate['year'], $calendardate['mon']);
 | 
        
           |  |  | 2879 |         $date->setTimestamp($tstart);
 | 
        
           |  |  | 2880 |         $date->modify('+' . $monthdays . ' days');
 | 
        
           |  |  | 2881 |   | 
        
           |  |  | 2882 |         if ($view === 'mini' || $view === 'minithree') {
 | 
        
           |  |  | 2883 |             $template = 'core_calendar/calendar_mini';
 | 
        
           |  |  | 2884 |         } else {
 | 
        
           |  |  | 2885 |             $template = 'core_calendar/calendar_month';
 | 
        
           |  |  | 2886 |         }
 | 
        
           |  |  | 2887 |     }
 | 
        
           |  |  | 2888 |   | 
        
           |  |  | 2889 |     // We need to extract 1 second to ensure that we don't get into the next day.
 | 
        
           |  |  | 2890 |     $date->modify('-1 second');
 | 
        
           |  |  | 2891 |     $tend = $date->getTimestamp();
 | 
        
           |  |  | 2892 |   | 
        
           |  |  | 2893 |     list($userparam, $groupparam, $courseparam, $categoryparam) = array_map(function($param) {
 | 
        
           |  |  | 2894 |         // If parameter is true, return null.
 | 
        
           |  |  | 2895 |         if ($param === true) {
 | 
        
           |  |  | 2896 |             return null;
 | 
        
           |  |  | 2897 |         }
 | 
        
           |  |  | 2898 |   | 
        
           |  |  | 2899 |         // If parameter is false, return an empty array.
 | 
        
           |  |  | 2900 |         if ($param === false) {
 | 
        
           |  |  | 2901 |             return [];
 | 
        
           |  |  | 2902 |         }
 | 
        
           |  |  | 2903 |   | 
        
           |  |  | 2904 |         // If the parameter is a scalar value, enclose it in an array.
 | 
        
           |  |  | 2905 |         if (!is_array($param)) {
 | 
        
           |  |  | 2906 |             return [$param];
 | 
        
           |  |  | 2907 |         }
 | 
        
           |  |  | 2908 |   | 
        
           |  |  | 2909 |         // No normalisation required.
 | 
        
           |  |  | 2910 |         return $param;
 | 
        
           |  |  | 2911 |     }, [$calendar->users, $calendar->groups, $calendar->courses, $calendar->categories]);
 | 
        
           |  |  | 2912 |   | 
        
           |  |  | 2913 |     if ($skipevents) {
 | 
        
           |  |  | 2914 |         $events = [];
 | 
        
           |  |  | 2915 |     } else {
 | 
        
           |  |  | 2916 |         $events = \core_calendar\local\api::get_events(
 | 
        
           |  |  | 2917 |             $tstart,
 | 
        
           |  |  | 2918 |             $tend,
 | 
        
           |  |  | 2919 |             null,
 | 
        
           |  |  | 2920 |             null,
 | 
        
           |  |  | 2921 |             null,
 | 
        
           |  |  | 2922 |             null,
 | 
        
           |  |  | 2923 |             $eventlimit,
 | 
        
           |  |  | 2924 |             null,
 | 
        
           |  |  | 2925 |             $userparam,
 | 
        
           |  |  | 2926 |             $groupparam,
 | 
        
           |  |  | 2927 |             $courseparam,
 | 
        
           |  |  | 2928 |             $categoryparam,
 | 
        
           |  |  | 2929 |             true,
 | 
        
           |  |  | 2930 |             true,
 | 
        
           |  |  | 2931 |             function ($event) {
 | 
        
           |  |  | 2932 |                 if ($proxy = $event->get_course_module()) {
 | 
        
           |  |  | 2933 |                     $cminfo = $proxy->get_proxied_instance();
 | 
        
           |  |  | 2934 |                     return $cminfo->uservisible;
 | 
        
           |  |  | 2935 |                 }
 | 
        
           |  |  | 2936 |   | 
        
           |  |  | 2937 |                 if ($proxy = $event->get_category()) {
 | 
        
           |  |  | 2938 |                     $category = $proxy->get_proxied_instance();
 | 
        
           |  |  | 2939 |   | 
        
           |  |  | 2940 |                     return $category->is_uservisible();
 | 
        
           |  |  | 2941 |                 }
 | 
        
           |  |  | 2942 |   | 
        
           |  |  | 2943 |                 return true;
 | 
        
           |  |  | 2944 |             }
 | 
        
           |  |  | 2945 |         );
 | 
        
           |  |  | 2946 |     }
 | 
        
           |  |  | 2947 |   | 
        
           |  |  | 2948 |     $related = [
 | 
        
           |  |  | 2949 |         'events' => $events,
 | 
        
           |  |  | 2950 |         'cache' => new \core_calendar\external\events_related_objects_cache($events),
 | 
        
           |  |  | 2951 |         'type' => $type,
 | 
        
           |  |  | 2952 |     ];
 | 
        
           |  |  | 2953 |   | 
        
           |  |  | 2954 |     $data = [];
 | 
        
           |  |  | 2955 |     $calendar->set_viewmode($view);
 | 
        
           |  |  | 2956 |     if ($view == "month" || $view == "monthblock" || $view == "mini" || $view == "minithree" ) {
 | 
        
           |  |  | 2957 |         $month = new \core_calendar\external\month_exporter($calendar, $type, $related);
 | 
        
           |  |  | 2958 |         $month->set_includenavigation($includenavigation);
 | 
        
           |  |  | 2959 |         $month->set_initialeventsloaded(!$skipevents);
 | 
        
           |  |  | 2960 |         $month->set_showcoursefilter(($view == "month" || $view == "monthblock"));
 | 
        
           |  |  | 2961 |         $data = $month->export($renderer);
 | 
        
           |  |  | 2962 |     } else if ($view == "day") {
 | 
        
           |  |  | 2963 |         $day = new \core_calendar\external\calendar_day_exporter($calendar, $related);
 | 
        
           |  |  | 2964 |         $data = $day->export($renderer);
 | 
        
           |  |  | 2965 |         $data->viewingday = true;
 | 
        
           |  |  | 2966 |         $data->showviewselector = true;
 | 
        
           |  |  | 2967 |         $template = 'core_calendar/calendar_day';
 | 
        
           |  |  | 2968 |     } else if ($view == "upcoming" || $view == "upcoming_mini") {
 | 
        
           |  |  | 2969 |         $upcoming = new \core_calendar\external\calendar_upcoming_exporter($calendar, $related);
 | 
        
           |  |  | 2970 |         $data = $upcoming->export($renderer);
 | 
        
           |  |  | 2971 |   | 
        
           |  |  | 2972 |         if ($view == "upcoming") {
 | 
        
           |  |  | 2973 |             $template = 'core_calendar/calendar_upcoming';
 | 
        
           |  |  | 2974 |             $data->viewingupcoming = true;
 | 
        
           |  |  | 2975 |             $data->showviewselector = true;
 | 
        
           |  |  | 2976 |         } else if ($view == "upcoming_mini") {
 | 
        
           |  |  | 2977 |             $template = 'core_calendar/calendar_upcoming_mini';
 | 
        
           |  |  | 2978 |         }
 | 
        
           |  |  | 2979 |     }
 | 
        
           |  |  | 2980 |   | 
        
           |  |  | 2981 |     // Check if $data has events.
 | 
        
           |  |  | 2982 |     if (isset($data->events)) {
 | 
        
           |  |  | 2983 |         // Let's check and sanitize all "name" in $data->events before it's sent to front end.
 | 
        
           |  |  | 2984 |         foreach ($data->events as $d) {
 | 
        
           |  |  | 2985 |             $name = $d->name ?? null;
 | 
        
           |  |  | 2986 |             // Encode special characters if our decoded name does not match the original name.
 | 
        
           |  |  | 2987 |             if ($name && (html_entity_decode($name) !== $name)) {
 | 
        
           |  |  | 2988 |                 $d->name = htmlspecialchars(html_entity_decode($name), ENT_QUOTES, 'utf-8');
 | 
        
           |  |  | 2989 |             }
 | 
        
           |  |  | 2990 |         }
 | 
        
           |  |  | 2991 |     }
 | 
        
           |  |  | 2992 |   | 
        
           |  |  | 2993 |     return [$data, $template];
 | 
        
           |  |  | 2994 | }
 | 
        
           |  |  | 2995 |   | 
        
           |  |  | 2996 | /**
 | 
        
           |  |  | 2997 |  * Request and render event form fragment.
 | 
        
           |  |  | 2998 |  *
 | 
        
           |  |  | 2999 |  * @param array $args The fragment arguments.
 | 
        
           |  |  | 3000 |  * @return string The rendered mform fragment.
 | 
        
           |  |  | 3001 |  */
 | 
        
           |  |  | 3002 | function calendar_output_fragment_event_form($args) {
 | 
        
           |  |  | 3003 |     global $CFG, $OUTPUT, $USER;
 | 
        
           |  |  | 3004 |     require_once($CFG->libdir . '/grouplib.php');
 | 
        
           |  |  | 3005 |     $html = '';
 | 
        
           |  |  | 3006 |     $data = [];
 | 
        
           |  |  | 3007 |     $eventid = isset($args['eventid']) ? clean_param($args['eventid'], PARAM_INT) : null;
 | 
        
           |  |  | 3008 |     $starttime = isset($args['starttime']) ? clean_param($args['starttime'], PARAM_INT) : null;
 | 
        
           |  |  | 3009 |     $courseid = (isset($args['courseid']) && $args['courseid'] != SITEID) ? clean_param($args['courseid'], PARAM_INT) : null;
 | 
        
           |  |  | 3010 |     $categoryid = isset($args['categoryid']) ? clean_param($args['categoryid'], PARAM_INT) : null;
 | 
        
           |  |  | 3011 |     $event = null;
 | 
        
           |  |  | 3012 |     $hasformdata = isset($args['formdata']) && !empty($args['formdata']);
 | 
        
           |  |  | 3013 |     $context = \context_user::instance($USER->id);
 | 
        
           |  |  | 3014 |     $editoroptions = \core_calendar\local\event\forms\create::build_editor_options($context);
 | 
        
           |  |  | 3015 |     $formoptions = ['editoroptions' => $editoroptions, 'courseid' => $courseid];
 | 
        
           |  |  | 3016 |     $draftitemid = 0;
 | 
        
           |  |  | 3017 |   | 
        
           |  |  | 3018 |     if ($hasformdata) {
 | 
        
           |  |  | 3019 |         parse_str(clean_param($args['formdata'], PARAM_TEXT), $data);
 | 
        
           |  |  | 3020 |         if (isset($data['description']['itemid'])) {
 | 
        
           |  |  | 3021 |             $draftitemid = $data['description']['itemid'];
 | 
        
           |  |  | 3022 |         }
 | 
        
           |  |  | 3023 |     }
 | 
        
           |  |  | 3024 |   | 
        
           |  |  | 3025 |     if ($starttime) {
 | 
        
           |  |  | 3026 |         $formoptions['starttime'] = $starttime;
 | 
        
           |  |  | 3027 |     }
 | 
        
           |  |  | 3028 |     // Let's check first which event types user can add.
 | 
        
           |  |  | 3029 |     $eventtypes = calendar_get_allowed_event_types($courseid);
 | 
        
           |  |  | 3030 |     $formoptions['eventtypes'] = $eventtypes;
 | 
        
           |  |  | 3031 |   | 
        
           |  |  | 3032 |     if (is_null($eventid)) {
 | 
        
           |  |  | 3033 |         if (!empty($courseid)) {
 | 
        
           |  |  | 3034 |             $groupcoursedata = groups_get_course_data($courseid);
 | 
        
           |  |  | 3035 |             $formoptions['groups'] = [];
 | 
        
           |  |  | 3036 |             foreach ($groupcoursedata->groups as $groupid => $groupdata) {
 | 
        
           | 1441 | ariadna | 3037 |                 $formoptions['groups'][$groupid] = format_string($groupdata->name, true, ['context' => $context]);
 | 
        
           | 1 | efrain | 3038 |             }
 | 
        
           |  |  | 3039 |         }
 | 
        
           |  |  | 3040 |   | 
        
           |  |  | 3041 |         $mform = new \core_calendar\local\event\forms\create(
 | 
        
           |  |  | 3042 |             null,
 | 
        
           |  |  | 3043 |             $formoptions,
 | 
        
           |  |  | 3044 |             'post',
 | 
        
           |  |  | 3045 |             '',
 | 
        
           |  |  | 3046 |             null,
 | 
        
           |  |  | 3047 |             true,
 | 
        
           |  |  | 3048 |             $data
 | 
        
           |  |  | 3049 |         );
 | 
        
           |  |  | 3050 |   | 
        
           |  |  | 3051 |         // If the user is on course context and is allowed to add course events set the event type default to course.
 | 
        
           |  |  | 3052 |         if (!empty($courseid) && !empty($eventtypes['course'])) {
 | 
        
           |  |  | 3053 |             $data['eventtype'] = 'course';
 | 
        
           |  |  | 3054 |             $data['courseid'] = $courseid;
 | 
        
           |  |  | 3055 |             $data['groupcourseid'] = $courseid;
 | 
        
           |  |  | 3056 |         } else if (!empty($categoryid) && !empty($eventtypes['category'])) {
 | 
        
           |  |  | 3057 |             $data['eventtype'] = 'category';
 | 
        
           |  |  | 3058 |             $data['categoryid'] = $categoryid;
 | 
        
           |  |  | 3059 |         } else if (!empty($groupcoursedata) && !empty($eventtypes['group'])) {
 | 
        
           |  |  | 3060 |             $data['groupcourseid'] = $courseid;
 | 
        
           |  |  | 3061 |             $data['groups'] = $groupcoursedata->groups;
 | 
        
           |  |  | 3062 |         }
 | 
        
           |  |  | 3063 |         $mform->set_data($data);
 | 
        
           |  |  | 3064 |     } else {
 | 
        
           |  |  | 3065 |         $event = calendar_event::load($eventid);
 | 
        
           |  |  | 3066 |   | 
        
           |  |  | 3067 |         if (!calendar_edit_event_allowed($event)) {
 | 
        
           |  |  | 3068 |             throw new \moodle_exception('nopermissiontoupdatecalendar');
 | 
        
           |  |  | 3069 |         }
 | 
        
           |  |  | 3070 |   | 
        
           |  |  | 3071 |         $mapper = new \core_calendar\local\event\mappers\create_update_form_mapper();
 | 
        
           |  |  | 3072 |         $eventdata = $mapper->from_legacy_event_to_data($event);
 | 
        
           |  |  | 3073 |         $data = array_merge((array) $eventdata, $data);
 | 
        
           |  |  | 3074 |         $event->count_repeats();
 | 
        
           |  |  | 3075 |         $formoptions['event'] = $event;
 | 
        
           |  |  | 3076 |   | 
        
           |  |  | 3077 |         if (!empty($event->courseid)) {
 | 
        
           |  |  | 3078 |             $groupcoursedata = groups_get_course_data($event->courseid);
 | 
        
           |  |  | 3079 |             $formoptions['groups'] = [];
 | 
        
           |  |  | 3080 |             foreach ($groupcoursedata->groups as $groupid => $groupdata) {
 | 
        
           | 1441 | ariadna | 3081 |                 $formoptions['groups'][$groupid] = format_string($groupdata->name, true, ['context' => $context]);
 | 
        
           | 1 | efrain | 3082 |             }
 | 
        
           |  |  | 3083 |         }
 | 
        
           |  |  | 3084 |   | 
        
           |  |  | 3085 |         $data['description']['text'] = file_prepare_draft_area(
 | 
        
           |  |  | 3086 |             $draftitemid,
 | 
        
           |  |  | 3087 |             $event->context->id,
 | 
        
           |  |  | 3088 |             'calendar',
 | 
        
           |  |  | 3089 |             'event_description',
 | 
        
           |  |  | 3090 |             $event->id,
 | 
        
           |  |  | 3091 |             null,
 | 
        
           |  |  | 3092 |             $data['description']['text']
 | 
        
           |  |  | 3093 |         );
 | 
        
           |  |  | 3094 |         $data['description']['itemid'] = $draftitemid;
 | 
        
           |  |  | 3095 |   | 
        
           |  |  | 3096 |         $mform = new \core_calendar\local\event\forms\update(
 | 
        
           |  |  | 3097 |             null,
 | 
        
           |  |  | 3098 |             $formoptions,
 | 
        
           |  |  | 3099 |             'post',
 | 
        
           |  |  | 3100 |             '',
 | 
        
           |  |  | 3101 |             null,
 | 
        
           |  |  | 3102 |             true,
 | 
        
           |  |  | 3103 |             $data
 | 
        
           |  |  | 3104 |         );
 | 
        
           |  |  | 3105 |         $mform->set_data($data);
 | 
        
           |  |  | 3106 |   | 
        
           |  |  | 3107 |         // Check to see if this event is part of a subscription or import.
 | 
        
           |  |  | 3108 |         // If so display a warning on edit.
 | 
        
           |  |  | 3109 |         if (isset($event->subscriptionid) && ($event->subscriptionid != null)) {
 | 
        
           |  |  | 3110 |             $renderable = new \core\output\notification(
 | 
        
           |  |  | 3111 |                 get_string('eventsubscriptioneditwarning', 'calendar'),
 | 
        
           |  |  | 3112 |                 \core\output\notification::NOTIFY_INFO
 | 
        
           |  |  | 3113 |             );
 | 
        
           |  |  | 3114 |   | 
        
           |  |  | 3115 |             $html .= $OUTPUT->render($renderable);
 | 
        
           |  |  | 3116 |         }
 | 
        
           |  |  | 3117 |     }
 | 
        
           |  |  | 3118 |   | 
        
           |  |  | 3119 |     if ($hasformdata) {
 | 
        
           |  |  | 3120 |         $mform->is_validated();
 | 
        
           |  |  | 3121 |     }
 | 
        
           |  |  | 3122 |   | 
        
           |  |  | 3123 |     $html .= $mform->render();
 | 
        
           |  |  | 3124 |     return $html;
 | 
        
           |  |  | 3125 | }
 | 
        
           |  |  | 3126 |   | 
        
           |  |  | 3127 | /**
 | 
        
           |  |  | 3128 |  * Calculate the timestamp from the supplied Gregorian Year, Month, and Day.
 | 
        
           |  |  | 3129 |  *
 | 
        
           |  |  | 3130 |  * @param   int     $d The day
 | 
        
           |  |  | 3131 |  * @param   int     $m The month
 | 
        
           |  |  | 3132 |  * @param   int     $y The year
 | 
        
           |  |  | 3133 |  * @param   int     $time The timestamp to use instead of a separate y/m/d.
 | 
        
           |  |  | 3134 |  * @return  int     The timestamp
 | 
        
           |  |  | 3135 |  */
 | 
        
           |  |  | 3136 | function calendar_get_timestamp($d, $m, $y, $time = 0) {
 | 
        
           |  |  | 3137 |     // If a day, month and year were passed then convert it to a timestamp. If these were passed
 | 
        
           |  |  | 3138 |     // then we can assume the day, month and year are passed as Gregorian, as no where in core
 | 
        
           |  |  | 3139 |     // should we be passing these values rather than the time.
 | 
        
           |  |  | 3140 |     if (!empty($d) && !empty($m) && !empty($y)) {
 | 
        
           |  |  | 3141 |         if (checkdate($m, $d, $y)) {
 | 
        
           |  |  | 3142 |             $time = make_timestamp($y, $m, $d);
 | 
        
           |  |  | 3143 |         } else {
 | 
        
           |  |  | 3144 |             $time = time();
 | 
        
           |  |  | 3145 |         }
 | 
        
           |  |  | 3146 |     } else if (empty($time)) {
 | 
        
           |  |  | 3147 |         $time = time();
 | 
        
           |  |  | 3148 |     }
 | 
        
           |  |  | 3149 |   | 
        
           |  |  | 3150 |     return $time;
 | 
        
           |  |  | 3151 | }
 | 
        
           |  |  | 3152 |   | 
        
           |  |  | 3153 | /**
 | 
        
           |  |  | 3154 |  * Get the calendar footer options.
 | 
        
           |  |  | 3155 |  *
 | 
        
           |  |  | 3156 |  * @param calendar_information $calendar The calendar information object.
 | 
        
           |  |  | 3157 |  * @param array $options Display options for the footer. If an option is not set, a default value will be provided.
 | 
        
           |  |  | 3158 |  *                      It consists of:
 | 
        
           |  |  | 3159 |  *                      - showfullcalendarlink - bool - Whether to show the full calendar link or not. Defaults to false.
 | 
        
           |  |  | 3160 |  *
 | 
        
           |  |  | 3161 |  * @return array The data for template and template name.
 | 
        
           |  |  | 3162 |  */
 | 
        
           |  |  | 3163 | function calendar_get_footer_options($calendar, array $options = []) {
 | 
        
           |  |  | 3164 |     global $CFG, $USER, $PAGE;
 | 
        
           |  |  | 3165 |   | 
        
           |  |  | 3166 |     // Generate hash for iCal link.
 | 
        
           |  |  | 3167 |     $authtoken = calendar_get_export_token($USER);
 | 
        
           |  |  | 3168 |   | 
        
           |  |  | 3169 |     $renderer = $PAGE->get_renderer('core_calendar');
 | 
        
           |  |  | 3170 |     $footer = new \core_calendar\external\footer_options_exporter($calendar, $USER->id, $authtoken, $options);
 | 
        
           |  |  | 3171 |     $data = $footer->export($renderer);
 | 
        
           |  |  | 3172 |     $template = 'core_calendar/footer_options';
 | 
        
           |  |  | 3173 |   | 
        
           |  |  | 3174 |     return [$data, $template];
 | 
        
           |  |  | 3175 | }
 | 
        
           |  |  | 3176 |   | 
        
           |  |  | 3177 | /**
 | 
        
           |  |  | 3178 |  * Get the list of potential calendar filter types as a type => name
 | 
        
           |  |  | 3179 |  * combination.
 | 
        
           |  |  | 3180 |  *
 | 
        
           |  |  | 3181 |  * @return array
 | 
        
           |  |  | 3182 |  */
 | 
        
           |  |  | 3183 | function calendar_get_filter_types() {
 | 
        
           |  |  | 3184 |     $types = [
 | 
        
           |  |  | 3185 |         'site',
 | 
        
           |  |  | 3186 |         'category',
 | 
        
           |  |  | 3187 |         'course',
 | 
        
           |  |  | 3188 |         'group',
 | 
        
           |  |  | 3189 |         'user',
 | 
        
           |  |  | 3190 |         'other'
 | 
        
           |  |  | 3191 |     ];
 | 
        
           |  |  | 3192 |   | 
        
           |  |  | 3193 |     return array_map(function($type) {
 | 
        
           |  |  | 3194 |         return [
 | 
        
           |  |  | 3195 |             'eventtype' => $type,
 | 
        
           |  |  | 3196 |             'name' => get_string("eventtype{$type}", "calendar"),
 | 
        
           |  |  | 3197 |             'icon' => true,
 | 
        
           |  |  | 3198 |             'key' => 'i/' . $type . 'event',
 | 
        
           |  |  | 3199 |             'component' => 'core'
 | 
        
           |  |  | 3200 |         ];
 | 
        
           |  |  | 3201 |     }, $types);
 | 
        
           |  |  | 3202 | }
 | 
        
           |  |  | 3203 |   | 
        
           |  |  | 3204 | /**
 | 
        
           |  |  | 3205 |  * Check whether the specified event type is valid.
 | 
        
           |  |  | 3206 |  *
 | 
        
           |  |  | 3207 |  * @param string $type
 | 
        
           |  |  | 3208 |  * @return bool
 | 
        
           |  |  | 3209 |  */
 | 
        
           |  |  | 3210 | function calendar_is_valid_eventtype($type) {
 | 
        
           |  |  | 3211 |     $validtypes = [
 | 
        
           |  |  | 3212 |         'user',
 | 
        
           |  |  | 3213 |         'group',
 | 
        
           |  |  | 3214 |         'course',
 | 
        
           |  |  | 3215 |         'category',
 | 
        
           |  |  | 3216 |         'site',
 | 
        
           |  |  | 3217 |     ];
 | 
        
           |  |  | 3218 |     return in_array($type, $validtypes);
 | 
        
           |  |  | 3219 | }
 | 
        
           |  |  | 3220 |   | 
        
           |  |  | 3221 | /**
 | 
        
           |  |  | 3222 |  * Get event types the user can create event based on categories, courses and groups
 | 
        
           |  |  | 3223 |  * the logged in user belongs to.
 | 
        
           |  |  | 3224 |  *
 | 
        
           |  |  | 3225 |  * @param int|null $courseid The course id.
 | 
        
           |  |  | 3226 |  * @return array The array of allowed types.
 | 
        
           |  |  | 3227 |  */
 | 
        
           | 1441 | ariadna | 3228 | function calendar_get_allowed_event_types(?int $courseid = null) {
 | 
        
           | 1 | efrain | 3229 |     global $DB, $CFG, $USER;
 | 
        
           |  |  | 3230 |   | 
        
           |  |  | 3231 |     $types = [
 | 
        
           |  |  | 3232 |         'user' => false,
 | 
        
           |  |  | 3233 |         'site' => false,
 | 
        
           |  |  | 3234 |         'course' => false,
 | 
        
           |  |  | 3235 |         'group' => false,
 | 
        
           |  |  | 3236 |         'category' => false
 | 
        
           |  |  | 3237 |     ];
 | 
        
           |  |  | 3238 |   | 
        
           |  |  | 3239 |     if (!empty($courseid) && $courseid != SITEID) {
 | 
        
           |  |  | 3240 |         $context = \context_course::instance($courseid);
 | 
        
           |  |  | 3241 |         $types['user'] = has_capability('moodle/calendar:manageownentries', $context);
 | 
        
           |  |  | 3242 |         calendar_internal_update_course_and_group_permission($courseid, $context, $types);
 | 
        
           |  |  | 3243 |     }
 | 
        
           |  |  | 3244 |   | 
        
           |  |  | 3245 |     if (has_capability('moodle/calendar:manageentries', \context_course::instance(SITEID))) {
 | 
        
           |  |  | 3246 |         $types['site'] = true;
 | 
        
           |  |  | 3247 |     }
 | 
        
           |  |  | 3248 |   | 
        
           |  |  | 3249 |     if (has_capability('moodle/calendar:manageownentries', \context_system::instance())) {
 | 
        
           |  |  | 3250 |         $types['user'] = true;
 | 
        
           |  |  | 3251 |     }
 | 
        
           |  |  | 3252 |     if (core_course_category::has_manage_capability_on_any()) {
 | 
        
           |  |  | 3253 |         $types['category'] = true;
 | 
        
           |  |  | 3254 |     }
 | 
        
           |  |  | 3255 |   | 
        
           |  |  | 3256 |     // We still don't know if the user can create group and course events, so iterate over the courses to find out
 | 
        
           |  |  | 3257 |     // if the user has capabilities in one of the courses.
 | 
        
           |  |  | 3258 |     if ($types['course'] == false || $types['group'] == false) {
 | 
        
           |  |  | 3259 |         if ($CFG->calendar_adminseesall && has_capability('moodle/calendar:manageentries', context_system::instance())) {
 | 
        
           |  |  | 3260 |             $sql = "SELECT c.id, " . context_helper::get_preload_record_columns_sql('ctx') . "
 | 
        
           |  |  | 3261 |                       FROM {course} c
 | 
        
           |  |  | 3262 |                       JOIN {context} ctx ON ctx.contextlevel = ? AND ctx.instanceid = c.id
 | 
        
           |  |  | 3263 |                      WHERE c.id IN (
 | 
        
           |  |  | 3264 |                             SELECT DISTINCT courseid FROM {groups}
 | 
        
           |  |  | 3265 |                         )";
 | 
        
           |  |  | 3266 |             $courseswithgroups = $DB->get_recordset_sql($sql, [CONTEXT_COURSE]);
 | 
        
           |  |  | 3267 |             foreach ($courseswithgroups as $course) {
 | 
        
           |  |  | 3268 |                 context_helper::preload_from_record($course);
 | 
        
           |  |  | 3269 |                 $context = context_course::instance($course->id);
 | 
        
           |  |  | 3270 |   | 
        
           |  |  | 3271 |                 if (has_capability('moodle/calendar:manageentries', $context)) {
 | 
        
           |  |  | 3272 |                     if (has_any_capability(['moodle/site:accessallgroups', 'moodle/calendar:managegroupentries'], $context)) {
 | 
        
           |  |  | 3273 |                         // The user can manage group entries or access any group.
 | 
        
           |  |  | 3274 |                         $types['group'] = true;
 | 
        
           |  |  | 3275 |                         $types['course'] = true;
 | 
        
           |  |  | 3276 |                         break;
 | 
        
           |  |  | 3277 |                     }
 | 
        
           |  |  | 3278 |                 }
 | 
        
           |  |  | 3279 |             }
 | 
        
           |  |  | 3280 |             $courseswithgroups->close();
 | 
        
           |  |  | 3281 |   | 
        
           |  |  | 3282 |             if (false === $types['course']) {
 | 
        
           |  |  | 3283 |                 // Course is still not confirmed. There may have been no courses with a group in them.
 | 
        
           |  |  | 3284 |                 $ctxfields = context_helper::get_preload_record_columns_sql('ctx');
 | 
        
           |  |  | 3285 |                 $sql = "SELECT
 | 
        
           |  |  | 3286 |                             c.id, c.visible, {$ctxfields}
 | 
        
           |  |  | 3287 |                         FROM {course} c
 | 
        
           |  |  | 3288 |                         JOIN {context} ctx ON (ctx.instanceid = c.id AND ctx.contextlevel = :contextlevel)";
 | 
        
           |  |  | 3289 |                 $params = [
 | 
        
           |  |  | 3290 |                     'contextlevel' => CONTEXT_COURSE,
 | 
        
           |  |  | 3291 |                 ];
 | 
        
           |  |  | 3292 |                 $courses = $DB->get_recordset_sql($sql, $params);
 | 
        
           |  |  | 3293 |                 foreach ($courses as $course) {
 | 
        
           |  |  | 3294 |                     context_helper::preload_from_record($course);
 | 
        
           |  |  | 3295 |                     $context = context_course::instance($course->id);
 | 
        
           |  |  | 3296 |                     if (has_capability('moodle/calendar:manageentries', $context)) {
 | 
        
           |  |  | 3297 |                         $types['course'] = true;
 | 
        
           |  |  | 3298 |                         break;
 | 
        
           |  |  | 3299 |                     }
 | 
        
           |  |  | 3300 |                 }
 | 
        
           |  |  | 3301 |                 $courses->close();
 | 
        
           |  |  | 3302 |             }
 | 
        
           |  |  | 3303 |   | 
        
           |  |  | 3304 |         } else {
 | 
        
           |  |  | 3305 |             $courses = calendar_get_default_courses(null, 'id');
 | 
        
           |  |  | 3306 |             if (empty($courses)) {
 | 
        
           |  |  | 3307 |                 return $types;
 | 
        
           |  |  | 3308 |             }
 | 
        
           |  |  | 3309 |   | 
        
           |  |  | 3310 |             $courseids = array_map(function($c) {
 | 
        
           |  |  | 3311 |                 return $c->id;
 | 
        
           |  |  | 3312 |             }, $courses);
 | 
        
           |  |  | 3313 |   | 
        
           |  |  | 3314 |             // Check whether the user has access to create events within courses which have groups.
 | 
        
           |  |  | 3315 |             list($insql, $params) = $DB->get_in_or_equal($courseids, SQL_PARAMS_NAMED);
 | 
        
           |  |  | 3316 |             $sql = "SELECT c.id, " . context_helper::get_preload_record_columns_sql('ctx') . "
 | 
        
           |  |  | 3317 |                       FROM {course} c
 | 
        
           |  |  | 3318 |                       JOIN {context} ctx ON ctx.contextlevel = :contextlevel AND ctx.instanceid = c.id
 | 
        
           |  |  | 3319 |                      WHERE c.id $insql
 | 
        
           |  |  | 3320 |                        AND c.id IN (SELECT DISTINCT courseid FROM {groups})";
 | 
        
           |  |  | 3321 |             $params['contextlevel'] = CONTEXT_COURSE;
 | 
        
           |  |  | 3322 |             $courseswithgroups = $DB->get_recordset_sql($sql, $params);
 | 
        
           |  |  | 3323 |             foreach ($courseswithgroups as $coursewithgroup) {
 | 
        
           |  |  | 3324 |                 context_helper::preload_from_record($coursewithgroup);
 | 
        
           |  |  | 3325 |                 $context = context_course::instance($coursewithgroup->id);
 | 
        
           |  |  | 3326 |   | 
        
           |  |  | 3327 |                 calendar_internal_update_course_and_group_permission($coursewithgroup->id, $context, $types);
 | 
        
           |  |  | 3328 |   | 
        
           |  |  | 3329 |                 // Okay, course and group event types are allowed, no need to keep the loop iteration.
 | 
        
           |  |  | 3330 |                 if ($types['course'] == true && $types['group'] == true) {
 | 
        
           |  |  | 3331 |                     break;
 | 
        
           |  |  | 3332 |                 }
 | 
        
           |  |  | 3333 |             }
 | 
        
           |  |  | 3334 |             $courseswithgroups->close();
 | 
        
           |  |  | 3335 |   | 
        
           |  |  | 3336 |             if (false === $types['course']) {
 | 
        
           |  |  | 3337 |                 list($insql, $params) = $DB->get_in_or_equal($courseids, SQL_PARAMS_NAMED);
 | 
        
           |  |  | 3338 |                 $contextsql = "SELECT c.id, " . context_helper::get_preload_record_columns_sql('ctx') . "
 | 
        
           |  |  | 3339 |                                 FROM {course} c
 | 
        
           |  |  | 3340 |                                 JOIN {context} ctx ON ctx.contextlevel = :contextlevel AND ctx.instanceid = c.id
 | 
        
           |  |  | 3341 |                                 WHERE c.id $insql";
 | 
        
           |  |  | 3342 |                 $params['contextlevel'] = CONTEXT_COURSE;
 | 
        
           |  |  | 3343 |                 $contextrecords = $DB->get_recordset_sql($contextsql, $params);
 | 
        
           |  |  | 3344 |                 foreach ($contextrecords as $course) {
 | 
        
           |  |  | 3345 |                     context_helper::preload_from_record($course);
 | 
        
           |  |  | 3346 |                     $coursecontext = context_course::instance($course->id);
 | 
        
           |  |  | 3347 |                     if (has_capability('moodle/calendar:manageentries', $coursecontext)
 | 
        
           |  |  | 3348 |                             && ($courseid == $course->id || empty($courseid))) {
 | 
        
           |  |  | 3349 |                         $types['course'] = true;
 | 
        
           |  |  | 3350 |                         break;
 | 
        
           |  |  | 3351 |                     }
 | 
        
           |  |  | 3352 |                 }
 | 
        
           |  |  | 3353 |                 $contextrecords->close();
 | 
        
           |  |  | 3354 |             }
 | 
        
           |  |  | 3355 |   | 
        
           |  |  | 3356 |         }
 | 
        
           |  |  | 3357 |     }
 | 
        
           |  |  | 3358 |   | 
        
           |  |  | 3359 |     return $types;
 | 
        
           |  |  | 3360 | }
 | 
        
           |  |  | 3361 |   | 
        
           |  |  | 3362 | /**
 | 
        
           |  |  | 3363 |  * Given a course id, and context, updates the permission types array to add the 'course' or 'group'
 | 
        
           |  |  | 3364 |  * permission if it is relevant for that course.
 | 
        
           |  |  | 3365 |  *
 | 
        
           |  |  | 3366 |  * For efficiency, if they already have 'course' or 'group' then it skips checks.
 | 
        
           |  |  | 3367 |  *
 | 
        
           |  |  | 3368 |  * Do not call this function directly, it is only for use by calendar_get_allowed_event_types().
 | 
        
           |  |  | 3369 |  *
 | 
        
           |  |  | 3370 |  * @param int $courseid Course id
 | 
        
           |  |  | 3371 |  * @param context $context Context for that course
 | 
        
           |  |  | 3372 |  * @param array $types Current permissions
 | 
        
           |  |  | 3373 |  */
 | 
        
           |  |  | 3374 | function calendar_internal_update_course_and_group_permission(int $courseid, context $context, array &$types) {
 | 
        
           |  |  | 3375 |     if (!$types['course']) {
 | 
        
           |  |  | 3376 |         // If they have manageentries permission on the course, then they can update this course.
 | 
        
           |  |  | 3377 |         if (has_capability('moodle/calendar:manageentries', $context)) {
 | 
        
           |  |  | 3378 |             $types['course'] = true;
 | 
        
           |  |  | 3379 |         }
 | 
        
           |  |  | 3380 |     }
 | 
        
           |  |  | 3381 |     // To update group events they must have EITHER manageentries OR managegroupentries.
 | 
        
           |  |  | 3382 |     if (!$types['group'] && (has_capability('moodle/calendar:manageentries', $context) ||
 | 
        
           |  |  | 3383 |             has_capability('moodle/calendar:managegroupentries', $context))) {
 | 
        
           |  |  | 3384 |         // And they also need for a group to exist on the course.
 | 
        
           |  |  | 3385 |         $groups = groups_get_all_groups($courseid);
 | 
        
           |  |  | 3386 |         if (!empty($groups)) {
 | 
        
           |  |  | 3387 |             // And either accessallgroups, or belong to one of the groups.
 | 
        
           |  |  | 3388 |             if (has_capability('moodle/site:accessallgroups', $context)) {
 | 
        
           |  |  | 3389 |                 $types['group'] = true;
 | 
        
           |  |  | 3390 |             } else {
 | 
        
           |  |  | 3391 |                 foreach ($groups as $group) {
 | 
        
           |  |  | 3392 |                     if (groups_is_member($group->id)) {
 | 
        
           |  |  | 3393 |                         $types['group'] = true;
 | 
        
           |  |  | 3394 |                         break;
 | 
        
           |  |  | 3395 |                     }
 | 
        
           |  |  | 3396 |                 }
 | 
        
           |  |  | 3397 |             }
 | 
        
           |  |  | 3398 |         }
 | 
        
           |  |  | 3399 |     }
 | 
        
           |  |  | 3400 | }
 | 
        
           |  |  | 3401 |   | 
        
           |  |  | 3402 | /**
 | 
        
           |  |  | 3403 |  * Get the auth token for exporting the given user calendar.
 | 
        
           |  |  | 3404 |  * @param stdClass $user The user to export the calendar for
 | 
        
           |  |  | 3405 |  *
 | 
        
           |  |  | 3406 |  * @return string The export token.
 | 
        
           |  |  | 3407 |  */
 | 
        
           |  |  | 3408 | function calendar_get_export_token(stdClass $user): string {
 | 
        
           |  |  | 3409 |     global $CFG, $DB;
 | 
        
           |  |  | 3410 |   | 
        
           |  |  | 3411 |     return sha1($user->id . $DB->get_field('user', 'password', ['id' => $user->id]) . $CFG->calendar_exportsalt);
 | 
        
           |  |  | 3412 | }
 | 
        
           |  |  | 3413 |   | 
        
           |  |  | 3414 | /**
 | 
        
           |  |  | 3415 |  * Get the list of URL parameters for calendar expport and import links.
 | 
        
           |  |  | 3416 |  *
 | 
        
           |  |  | 3417 |  * @return array
 | 
        
           |  |  | 3418 |  */
 | 
        
           |  |  | 3419 | function calendar_get_export_import_link_params(): array {
 | 
        
           |  |  | 3420 |     global $PAGE;
 | 
        
           |  |  | 3421 |   | 
        
           |  |  | 3422 |     $params = [];
 | 
        
           |  |  | 3423 |     if ($courseid = $PAGE->url->get_param('course')) {
 | 
        
           |  |  | 3424 |         $params['course'] = $courseid;
 | 
        
           |  |  | 3425 |     }
 | 
        
           |  |  | 3426 |     if ($categoryid = $PAGE->url->get_param('category')) {
 | 
        
           |  |  | 3427 |         $params['category'] = $categoryid;
 | 
        
           |  |  | 3428 |     }
 | 
        
           |  |  | 3429 |   | 
        
           |  |  | 3430 |     return $params;
 | 
        
           |  |  | 3431 | }
 | 
        
           |  |  | 3432 |   | 
        
           |  |  | 3433 | /**
 | 
        
           |  |  | 3434 |  * Implements the inplace editable feature.
 | 
        
           |  |  | 3435 |  *
 | 
        
           |  |  | 3436 |  * @param string $itemtype Type of the inplace editable element
 | 
        
           |  |  | 3437 |  * @param int $itemid Id of the item to edit
 | 
        
           |  |  | 3438 |  * @param int $newvalue New value of the item
 | 
        
           |  |  | 3439 |  * @return \core\output\inplace_editable
 | 
        
           |  |  | 3440 |  */
 | 
        
           |  |  | 3441 | function calendar_inplace_editable(string $itemtype, int $itemid, int $newvalue): \core\output\inplace_editable {
 | 
        
           |  |  | 3442 |     global $OUTPUT;
 | 
        
           |  |  | 3443 |   | 
        
           |  |  | 3444 |     if ($itemtype === 'refreshinterval') {
 | 
        
           |  |  | 3445 |   | 
        
           |  |  | 3446 |         $subscription = calendar_get_subscription($itemid);
 | 
        
           |  |  | 3447 |         $context = calendar_get_calendar_context($subscription);
 | 
        
           |  |  | 3448 |         external_api::validate_context($context);
 | 
        
           |  |  | 3449 |   | 
        
           |  |  | 3450 |         $updateresult = \core_calendar\output\refreshintervalcollection::update($itemid, $newvalue);
 | 
        
           |  |  | 3451 |   | 
        
           |  |  | 3452 |         $refreshresults = calendar_update_subscription_events($itemid);
 | 
        
           |  |  | 3453 |         \core\notification::add($OUTPUT->render_from_template(
 | 
        
           |  |  | 3454 |             'core_calendar/subscription_update_result',
 | 
        
           |  |  | 3455 |             array_merge($refreshresults, [
 | 
        
           |  |  | 3456 |                 'subscriptionname' => s($subscription->name),
 | 
        
           |  |  | 3457 |             ])
 | 
        
           |  |  | 3458 |         ), \core\notification::INFO);
 | 
        
           |  |  | 3459 |   | 
        
           |  |  | 3460 |         return $updateresult;
 | 
        
           |  |  | 3461 |     }
 | 
        
           |  |  | 3462 |   | 
        
           |  |  | 3463 |     external_api::validate_context(context_system::instance());
 | 
        
           |  |  | 3464 | }
 |