Moodle plugin, allowing collaborative annotations in PDF files
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// This file is part of Moodle -
// 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
// 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 <>.
* Message form for user feedback (using Moodle formslib)
* @package mod_pdfannotator
* @copyright 2018 RWTH Aachen, Anna Heynkes (see
* @license GNU GPL v3 or later
defined('MOODLE_INTERNAL') || die();
* Message form for user feedback
class pdfannotator_feedback_form extends moodleform {
public function definition() {
global $CFG;
$mform = $this->_form; // Don't forget the underscore!
// Pass contextual parameters to the form (via set_data() in controller.php).
// Course module id.
$mform->addElement('hidden', 'id');
$mform->setType('id', PARAM_INT);
// Course id.
$mform->addElement('hidden', 'course');
$mform->setType('course', PARAM_INT);
// Pdf id.
$mform->addElement('hidden', 'pdfid');
$mform->setType('pdfid', PARAM_INT);
// Pdfname.
$mform->addElement('hidden', 'pdfname');
$mform->setType('pdfname', PARAM_TEXT);
// Action.
$mform->addElement('hidden', 'action');
$mform->setType('action', PARAM_TEXT);
// Add a headline.
$mform->addElement('header', 'bookwithmessagetitle', get_string('subtitleforfeedbackform', 'pdfannotator'));
// Add a textarea for explaining the reason of complaint.
$mform->addElement('textarea', 'feedback', get_string('feedback', 'pdfannotator'), 'wrap="virtual" rows="5'
. '" cols="109"');
// Add submit and cancel buttons.
$this->add_action_buttons($cancel = true, get_string('sendfeedback', 'pdfannotator'));
public function display() {