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// This file is part of Moodle - http://moodle.org/
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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* This file contains an event for when a feedback activity is viewed.
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* @package mod_feedback
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* @copyright 2013 Ankit Agarwal
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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namespace mod_feedback\event;
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defined('MOODLE_INTERNAL') || die();
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* Event for when a feedback activity is viewed.
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* @package mod_feedback
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* @copyright 2013 Ankit Agarwal
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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class course_module_viewed extends \core\event\content_viewed {
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protected function init() {
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$this->data['crud'] = 'r';
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$this->data['level'] = self::LEVEL_PARTICIPATING;
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$this->data['objecttable'] = 'feedback';
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* Returns non-localised description of what happened.
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public function get_description() {
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return 'User with id ' . $this->userid . ' viewed feedback activity ' . $this->get_url();
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* Returns localised general event name.
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public static function get_name() {
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return get_string('eventcoursemoduleviewed', 'mod_feedback');
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* Get URL related to the action
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public function get_url() {
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return new \moodle_url('/mod/feedback/view.php', array('id' => $this->other['cmid']));
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* Define whether a user can view the event or not. Make sure no one except admin can see details of an anonymous response.
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* @param int|\stdClass $userorid ID of the user.
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* @return bool True if the user can view the event, false otherwise.
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public function can_view($userorid = null) {
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if (empty($userorid)) {
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if ($this->other['anonymous'] == FEEDBACK_ANONYMOUS_YES) {
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return is_siteadmin($userorid);
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return has_capability('mod/feedback:viewreports', $this->context, $userorid);
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* Replace add_to_log() statement.Do this only for the case when anonymous mode is off,
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* since this is what was happening before.
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* @return array of parameters to be passed to legacy add_to_log() function.
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protected function get_legacy_logdata() {
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if ($this->other['anonymous'] == FEEDBACK_ANONYMOUS_YES) {
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return array($this->courseid, 'feedback', 'view', 'view.php?id=' . $this->other['cmid'], $this->objectid,
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$this->other['cmid']);
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* Custom validations.
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* @throws \coding_exception in case of any problems.
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protected function validate_data() {
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if (!isset($this->other['anonymous'])) {
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throw new \coding_exception("Field other['anonymous'] cannot be empty");
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if (!isset($this->other['cmid'])) {
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throw new \coding_exception("Field other['cmid'] cannot be empty");
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// Call parent validations.
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parent::validate_data();