lib.php

<?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/>.

/**
 * library for component 'tinymce_panoptobutton'.
 *
 * @package   tinymce_panoptobutton
 * @copyright Panopto 2009 - 2016
 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

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

/**
 * returns the Panopto id for the given the moodle course id
 *
 * @param int $courseid the moodle id of the course we are looking for.
 *
 */
function get_panopto_course_id($courseid) {
    global $DB;
    return $DB->get_field('block_panopto_foldermap', 'panopto_id', array('moodleid' => $courseid));
}

/**
 * returns the Panopto server for the given the moodle course id
 *
 * @param int $courseid the moodle id of the course we are looking for.
 *
 */
function get_panopto_course_server($courseid) {
    global $DB;
    return $DB->get_field('block_panopto_foldermap', 'panopto_server', array('moodleid' => $courseid));
}

/**
 * class for component 'tinymce_panoptobutton'.
 *
 * @copyright Panopto 2009 - 2016 With contributions from Joseph Malmsten (joseph.malmsten@gmail.com)
 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
class tinymce_panoptobutton extends editor_tinymce_plugin {

    /**
     * @var array $buttons
     */
    protected $buttons = array('panoptobutton');

    /**
     * used to update the params for initialization
     *
     * @param array $params the params to be updated
     * @param context $context
     * @param array $options optional params
     */
    protected function update_init_params(array &$params, context $context, array $options = null) {
        global $COURSE;

        $servername = get_panopto_course_server($COURSE->id);
        if (!empty($servername)) {
            $params['panoptoservername'] = $servername;
        }

        $panoptoid = get_panopto_course_id($COURSE->id);
        if (!empty($panoptoid)) {
            $params['panoptoid'] = $panoptoid;
        }

        $instancename = get_config('block_panopto', 'instance_name');
        if (!empty($instancename)) {
            $params['instancename'] = $instancename;
        }

        $params['panoptobuttondescription'] = get_string('panopto_button_description', 'tinymce_panoptobutton');
        $params['panoptobuttonlongdescription'] = get_string('panopto_button_long_description', 'tinymce_panoptobutton');
        $params['unprovisionederror'] = get_string('panopto_button_unprovisioned_error', 'tinymce_panoptobutton');

        if ($row = $this->find_button($params, 'moodlenolink')) {
            // Add button after 'moodlenolink'.
            $this->add_button_after($params, $row, 'panoptobutton', 'moodlenolink');
        } else {
            // Add this button in the end of the first row (by default 'moodlenolink' button should be in the first row).
            $this->add_button_after($params, 1, 'panoptobutton');
        }

        // Add JS file, which uses default name.
        $this->add_js_plugin($params);
    }
}