Proyectos de Subversion Moodle

<?php

// This file is part of Moodle - http://moodle.org/

//

// Moodle is free software: you can redistribute it and/or modify

// it under the terms of the GNU General Public License as published by

// the Free Software Foundation, either version 3 of the License, or

// (at your option) any later version.

//

// Moodle is distributed in the hope that it will be useful,

// but WITHOUT ANY WARRANTY; without even the implied warranty of

// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

// GNU General Public License for more details.

//

// You should have received a copy of the GNU General Public License

// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.

/**

 * Display all recent activity in a flexible way

 *

 * @copyright 1999 Martin Dougiamas  http://dougiamas.com

 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later

 * @package course

 */

if (!defined('MOODLE_INTERNAL')) {

    die('Direct access to this script is forbidden.');    ///  It must be included from a Moodle page

}

require_once($CFG->dirroot . '/course/lib.php');

require_once($CFG->libdir.'/formslib.php');

class recent_form extends moodleform {

    function definition() {

        global $CFG, $COURSE, $USER;

        $mform =& $this->_form;

        $context = context_course::instance($COURSE->id);

        $modinfo = get_fast_modinfo($COURSE);

        $mform->addElement('header', 'filters', get_string('managefilters')); //TODO: add better string

        $groupoptions = array();

        if (groups_get_course_groupmode($COURSE) == SEPARATEGROUPS and !has_capability('moodle/site:accessallgroups', $context)) {

            // limited group access

            $groups = groups_get_user_groups($COURSE->id);

            $allgroups = groups_get_all_groups($COURSE->id);

            if (!empty($groups[$COURSE->defaultgroupingid])) {

                foreach ($groups[$COURSE->defaultgroupingid] AS $groupid) {

                    $groupoptions[$groupid] = format_string($allgroups[$groupid]->name, true, array('context'=>$context));

                }

            }

        } else {

            $groupoptions = array('0'=>get_string('allgroups'));

            if (has_capability('moodle/site:accessallgroups', $context)) {

                // user can see all groups

                $allgroups = groups_get_all_groups($COURSE->id);

            } else {

                // user can see course level groups

                $allgroups = groups_get_all_groups($COURSE->id, 0, $COURSE->defaultgroupingid);

            }

            foreach($allgroups as $group) {

                $groupoptions[$group->id] = format_string($group->name, true, array('context'=>$context));

            }

        }

        if ($COURSE->id == SITEID) {

            $viewparticipants = course_can_view_participants(context_system::instance());

        } else {

            $viewparticipants = course_can_view_participants($context);

        }

        if ($viewparticipants) {

            $viewfullnames = has_capability('moodle/site:viewfullnames', context_course::instance($COURSE->id));

            $options = array();

            $options[0] = get_string('allparticipants');

            $options[$CFG->siteguest] = get_string('guestuser');

            $userfieldsapi = \core_user\fields::for_userpic();

            $ufields = $userfieldsapi->get_sql('u', false, '', '', false)->selects;

            if (isset($groupoptions[0])) {

                // can see all enrolled users

                if ($enrolled = get_enrolled_users($context, null, 0, $ufields)) {

                    foreach ($enrolled as $euser) {

                        $options[$euser->id] = fullname($euser, $viewfullnames);

                    }

                }

            } else {

                // can see users from some groups only

                foreach ($groupoptions as $groupid=>$unused) {

                    if ($enrolled = get_enrolled_users($context, null, $groupid, $ufields)) {

                        foreach ($enrolled as $euser) {

                            if (!array_key_exists($euser->id, $options)) {

                                $options[$euser->id] = fullname($euser, $viewfullnames);

                            }

                        }

                    }

                }

            }

            $mform->addElement('select', 'user', get_string('participants'), $options);

            $mform->setAdvanced('user');

        } else {

            // Default to no user.

            $mform->addElement('hidden', 'user', 0);

            $mform->setType('user', PARAM_INT);

            $mform->setConstant('user', 0);

        }

        $options = array(''=>get_string('allactivities'));

        $modsused = array();

        foreach($modinfo->cms as $cm) {

            if (!$cm->uservisible) {

                continue;

            }

            $modsused[$cm->modname] = true;

        }

        foreach ($modsused as $modname=>$unused) {

            $libfile = "$CFG->dirroot/mod/$modname/lib.php";

            if (!file_exists($libfile)) {

                unset($modsused[$modname]);

                continue;

            }

            include_once($libfile);

            $libfunction = $modname."_get_recent_mod_activity";

            if (!function_exists($libfunction)) {

                unset($modsused[$modname]);

                continue;

            }

            $options["mod/$modname"] = get_string('allmods', '', get_string('modulenameplural', $modname));

        }

        foreach ($modinfo->sections as $section=>$cmids) {

            $options["section/$section"] = "-- ".get_section_name($COURSE, $section)." --";

            foreach ($cmids as $cmid) {

                $cm = $modinfo->cms[$cmid];

                if (empty($modsused[$cm->modname]) or !$cm->uservisible) {

                    continue;

                }

                $options[$cm->id] = format_string($cm->name);

            }

        }

        $mform->addElement('select', 'modid', get_string('activities'), $options);

        $mform->setAdvanced('modid');

        if ($groupoptions) {

            $mform->addElement('select', 'group', get_string('groups'), $groupoptions);

            $mform->setAdvanced('group');

        } else {

            // no access to groups in separate mode

            $mform->addElement('hidden','group');

            $mform->setType('group', PARAM_INT);

            $mform->setConstants(array('group'=>-1));

        }

        $options = array('default'  => get_string('bycourseorder'),

                         'dateasc'  => get_string('datemostrecentlast'),

                         'datedesc' => get_string('datemostrecentfirst'));

        $mform->addElement('select', 'sortby', get_string('sortby'), $options);

        $mform->setAdvanced('sortby');

        $mform->addElement('date_time_selector', 'date', get_string('since'), array('optional'=>true));

        $mform->addElement('hidden','id');

        $mform->setType('id', PARAM_INT);

        $mform->setType('courseid', PARAM_INT);

        $this->add_action_buttons(false, get_string('showrecent'));

    }

}