| 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 |  * This page handles deleting lesson overrides
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           |  |  | 19 |  *
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           |  |  | 20 |  * @package    mod_lesson
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           |  |  | 21 |  * @copyright  2015 Jean-Michel vedrine
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           |  |  | 22 |  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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           |  |  | 23 |  */
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           |  |  | 24 |   | 
        
           |  |  | 25 |   | 
        
           |  |  | 26 | require_once(__DIR__ . '/../../config.php');
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           |  |  | 27 | require_once($CFG->dirroot.'/mod/lesson/lib.php');
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           |  |  | 28 | require_once($CFG->dirroot.'/mod/lesson/locallib.php');
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           |  |  | 29 | require_once($CFG->dirroot.'/mod/lesson/override_form.php');
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           |  |  | 30 |   | 
        
           |  |  | 31 | $overrideid = required_param('id', PARAM_INT);
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           |  |  | 32 | $confirm = optional_param('confirm', false, PARAM_BOOL);
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           |  |  | 33 |   | 
        
           |  |  | 34 | if (! $override = $DB->get_record('lesson_overrides', array('id' => $overrideid))) {
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           |  |  | 35 |     throw new \moodle_exception('invalidoverrideid', 'lesson');
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           |  |  | 36 | }
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           |  |  | 37 |   | 
        
           |  |  | 38 | $lesson = new lesson($DB->get_record('lesson', array('id' => $override->lessonid), '*', MUST_EXIST));
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           |  |  | 39 |   | 
        
           |  |  | 40 | if (! $cm = get_coursemodule_from_instance("lesson", $lesson->id, $lesson->course)) {
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           |  |  | 41 |     throw new \moodle_exception('invalidcoursemodule');
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           |  |  | 42 | }
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           |  |  | 43 | $course = $DB->get_record('course', array('id' => $cm->course), '*', MUST_EXIST);
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           |  |  | 44 |   | 
        
           |  |  | 45 | $context = context_module::instance($cm->id);
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           |  |  | 46 |   | 
        
           |  |  | 47 | require_login($course, false, $cm);
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           |  |  | 48 |   | 
        
           |  |  | 49 | // Check the user has the required capabilities to modify an override.
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           |  |  | 50 | require_capability('mod/lesson:manageoverrides', $context);
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           |  |  | 51 |   | 
        
           |  |  | 52 | if ($override->groupid) {
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           |  |  | 53 |     if (!groups_group_visible($override->groupid, $course, $cm)) {
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           |  |  | 54 |         throw new \moodle_exception('invalidoverrideid', 'lesson');
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           |  |  | 55 |     }
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           |  |  | 56 | } else {
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           |  |  | 57 |     if (!groups_user_groups_visible($course, $override->userid, $cm)) {
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           |  |  | 58 |         throw new \moodle_exception('invalidoverrideid', 'lesson');
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           |  |  | 59 |     }
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           |  |  | 60 | }
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           |  |  | 61 |   | 
        
           |  |  | 62 | $url = new moodle_url('/mod/lesson/overridedelete.php', array('id' => $override->id));
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           |  |  | 63 | $confirmurl = new moodle_url($url, array('id' => $override->id, 'confirm' => 1));
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           |  |  | 64 | $cancelurl = new moodle_url('/mod/lesson/overrides.php', array('cmid' => $cm->id));
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           |  |  | 65 |   | 
        
           |  |  | 66 | if (!empty($override->userid)) {
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           |  |  | 67 |     $cancelurl->param('mode', 'user');
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           |  |  | 68 | }
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           |  |  | 69 |   | 
        
           |  |  | 70 | // If confirm is set (PARAM_BOOL) then we have confirmation of intention to delete.
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           |  |  | 71 | if ($confirm) {
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           |  |  | 72 |     require_sesskey();
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           |  |  | 73 |   | 
        
           |  |  | 74 |     $lesson->delete_override($override->id);
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           |  |  | 75 |   | 
        
           |  |  | 76 |     redirect($cancelurl);
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           |  |  | 77 | }
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           |  |  | 78 |   | 
        
           |  |  | 79 | // Prepare the page to show the confirmation form.
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           |  |  | 80 | $stroverride = get_string('override', 'lesson');
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           |  |  | 81 | $title = get_string('deletecheck', null, $stroverride);
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           |  |  | 82 |   | 
        
           |  |  | 83 | $PAGE->set_url($url);
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           |  |  | 84 | $PAGE->set_pagelayout('admin');
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           |  |  | 85 | $PAGE->add_body_class('limitedwidth');
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           |  |  | 86 | $PAGE->navbar->add($title);
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           |  |  | 87 | $PAGE->set_title($title);
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           |  |  | 88 | $PAGE->set_heading($course->fullname);
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           |  |  | 89 |   | 
        
           |  |  | 90 | echo $OUTPUT->header();
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           |  |  | 91 | echo $OUTPUT->heading(format_string($lesson->name, true, array('context' => $context)));
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           |  |  | 92 |   | 
        
           |  |  | 93 | if ($override->groupid) {
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           |  |  | 94 |     $group = $DB->get_record('groups', array('id' => $override->groupid), 'id, name');
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           |  |  | 95 |     $confirmstr = get_string("overridedeletegroupsure", "lesson", format_string($group->name, true, ['context' => $context]));
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           |  |  | 96 | } else {
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           |  |  | 97 |     $userfieldsapi = \core_user\fields::for_name();
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           |  |  | 98 |     $namefields = $userfieldsapi->get_sql('', false, '', '', false)->selects;
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           |  |  | 99 |     $user = $DB->get_record('user', array('id' => $override->userid),
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           |  |  | 100 |             'id, ' . $namefields);
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           |  |  | 101 |     $confirmstr = get_string("overridedeleteusersure", "lesson", fullname($user));
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           |  |  | 102 | }
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           |  |  | 103 |   | 
        
           |  |  | 104 | echo $OUTPUT->confirm($confirmstr, $confirmurl, $cancelurl);
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           |  |  | 105 |   | 
        
           |  |  | 106 | echo $OUTPUT->footer();
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