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<?php
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// This file is part of Moodle - http://moodle.org/
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//
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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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//
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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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//
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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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/**
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* Open the editor to modify an H5P content from a given H5P URL.
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*
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* @package core_h5p
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* @copyright 2021 Sara Arjona <sara@moodle.com>
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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require_once(__DIR__ . '/../config.php');
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require_once("$CFG->libdir/formslib.php");
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require_once("$CFG->libdir/filestorage/file_storage.php");
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require_login(null, false);
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$contenturl = required_param('url', PARAM_LOCALURL);
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$returnurl = optional_param('returnurl', null, PARAM_LOCALURL);
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// If no returnurl is defined, use local_referer.
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if (empty($returnurl)) {
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$returnurl = get_local_referer(false);
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if (empty($returnurl)) {
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// If local referer is empty, returnurl will be set to default site page.
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$returnurl = new \moodle_url('/');
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}
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}
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$contentid = null;
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$isreferenced = false;
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$context = \context_system::instance();
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if (!empty($contenturl)) {
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list($originalfile, $h5p, $file) = \core_h5p\api::get_original_content_from_pluginfile_url($contenturl);
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$isreferenced = ($file !== false);
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if ($originalfile) {
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// Check if the user can edit the content behind the given URL.
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if (\core_h5p\api::can_edit_content($originalfile)) {
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if (!$h5p) {
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// This H5P file hasn't been deployed yet, so it should be saved to create the entry into the H5P DB.
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\core_h5p\local\library\autoloader::register();
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$factory = new \core_h5p\factory();
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$config = new \stdClass();
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$onlyupdatelibs = !\core_h5p\helper::can_update_library($originalfile);
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$contentid = \core_h5p\helper::save_h5p($factory, $originalfile, $config, $onlyupdatelibs, false);
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} else {
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// The H5P content exists. Update the contentid value.
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$contentid = $h5p->id;
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}
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}
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if ($file) {
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list($context, $course, $cm) = get_context_info_array($file->get_contextid());
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if ($course) {
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$context = \context_course::instance($course->id);
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}
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} else {
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list($context, $course, $cm) = get_context_info_array($originalfile->get_contextid());
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if ($course) {
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$context = \context_course::instance($course->id);
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}
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}
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}
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}
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if (empty($contentid)) {
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throw new \moodle_exception('error:emptycontentid', 'core_h5p', $returnurl);
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}
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$pagetitle = get_string('h5peditor', 'core_h5p');
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$url = new \moodle_url("/h5p/edit.php");
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$PAGE->set_context($context);
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$PAGE->set_url($url);
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$PAGE->set_title($pagetitle);
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$PAGE->set_heading($pagetitle);
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$PAGE->set_pagelayout('course');
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$values = [
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'id' => $contentid,
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'contenturl' => $contenturl,
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'returnurl' => $returnurl,
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];
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$form = new \core_h5p\form\editcontent_form(null, $values);
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if ($form->is_cancelled()) {
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redirect($returnurl);
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} else if ($data = $form->get_data()) {
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$form->save_h5p($data);
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if (!empty($returnurl)) {
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redirect($returnurl);
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}
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}
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echo $OUTPUT->header();
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if ($isreferenced) {
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echo $OUTPUT->notification(get_string('contentinuse', 'core_h5p'), 'info');
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}
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$form->display();
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echo $OUTPUT->footer();
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