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/>.

/**

 * A bulk operation for the manual enrolment plugin to edit selected users.

 *

 * @package enrol_self

 * @copyright 2018 Farhan Karmali

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

 */

defined('MOODLE_INTERNAL') || die();

/**

 * A bulk operation for the manual enrolment plugin to edit selected users.

 *

 * @package enrol_self

 * @copyright 2018 Farhan Karmali

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

 */

class enrol_self_editselectedusers_operation extends enrol_bulk_enrolment_operation {

    /**

     * Returns the title to display for this bulk operation.

     *

     * @return string

     */

    public function get_title() {

        return get_string('editselectedusers', 'enrol_self');

    }

    /**

     * Returns the identifier for this bulk operation. This is the key used when the plugin

     * returns an array containing all of the bulk operations it supports.

     */

    public function get_identifier() {

        return 'editselectedusers';

    }

    /**

     * Processes the bulk operation request for the given userids with the provided properties.

     *

     * @param course_enrolment_manager $manager

     * @param array $users

     * @param stdClass $properties The data returned by the form.

     */

    public function process(course_enrolment_manager $manager, array $users, stdClass $properties) {

        global $DB, $USER;

        if (!has_capability("enrol/self:manage", $manager->get_context())) {

            return false;

        }

        // Get all of the user enrolment id's.

        $ueids = array();

        $instances = array();

        foreach ($users as $user) {

            foreach ($user->enrolments as $enrolment) {

                $ueids[] = $enrolment->id;

                if (!array_key_exists($enrolment->id, $instances)) {

                    $instances[$enrolment->id] = $enrolment;

                }

            }

        }

        // Check that each instance is manageable by the current user.

        foreach ($instances as $instance) {

            if (!$this->plugin->allow_manage($instance)) {

                return false;

            }

        }

        // Collect the known properties.

        $status = $properties->status;

        $timestart = $properties->timestart;

        $timeend = $properties->timeend;

        list($ueidsql, $params) = $DB->get_in_or_equal($ueids, SQL_PARAMS_NAMED);

        $updatesql = array();

        if ($status == ENROL_USER_ACTIVE || $status == ENROL_USER_SUSPENDED) {

            $updatesql[] = 'status = :status';

            $params['status'] = (int)$status;

        }

        if (!empty($timestart)) {

            $updatesql[] = 'timestart = :timestart';

            $params['timestart'] = (int)$timestart;

        }

        if (!empty($timeend)) {

            $updatesql[] = 'timeend = :timeend';

            $params['timeend'] = (int)$timeend;

        }

        if (empty($updatesql)) {

            return true;

        }

        // Update the modifierid.

        $updatesql[] = 'modifierid = :modifierid';

        $params['modifierid'] = (int)$USER->id;

        // Update the time modified.

        $updatesql[] = 'timemodified = :timemodified';

        $params['timemodified'] = time();

        // Build the SQL statement.

        $updatesql = join(', ', $updatesql);

        $sql = "UPDATE {user_enrolments}

                   SET $updatesql

                 WHERE id $ueidsql";

        if ($DB->execute($sql, $params)) {

            foreach ($users as $user) {

                foreach ($user->enrolments as $enrolment) {

                    $enrolment->courseid  = $enrolment->enrolmentinstance->courseid;

                    $enrolment->enrol     = 'self';

                    // Trigger event.

                    $event = \core\event\user_enrolment_updated::create(

                        array(

                            'objectid' => $enrolment->id,

                            'courseid' => $enrolment->courseid,

                            'context' => context_course::instance($enrolment->courseid),

                            'relateduserid' => $user->id,

                            'other' => array('enrol' => 'self')

                        )

                    );

                    $event->trigger();

                }

            }

            // Delete cached course contacts for this course because they may be affected.

            cache::make('core', 'coursecontacts')->delete($manager->get_context()->instanceid);

            return true;

        }

        return false;

    }

    /**

     * Returns a enrol_bulk_enrolment_operation extension form to be used

     * in collecting required information for this operation to be processed.

     *

     * @param string|moodle_url|null $defaultaction

     * @param mixed $defaultcustomdata

     * @return enrol_self_editselectedusers_form

     */

    public function get_form($defaultaction = null, $defaultcustomdata = null) {

        return new enrol_self_editselectedusers_form($defaultaction, $defaultcustomdata);

    }

}