contentbank/edit.php

   1 <?php
   2 // This file is part of Moodle - http://moodle.org/
   3 //
   4 // Moodle is free software: you can redistribute it and/or modify
   5 // it under the terms of the GNU General Public License as published by
   6 // the Free Software Foundation, either version 3 of the License, or
   7 // (at your option) any later version.
   8 //
   9 // Moodle is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13 //
  14 // You should have received a copy of the GNU General Public License
  15 // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 /**
  18  * Create or update contents through the specific content type editor
  19  *
  20  * @package    core_contentbank
  21  * @copyright  2020 Victor Deniz <victor@moodle.com>
  22  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23  */
  24
  25 require('../config.php');
  26
  27 require_login();
  28
  29 $contextid = required_param('contextid', PARAM_INT);
  30 $pluginname = required_param('plugin', PARAM_PLUGIN);
  31 $id = optional_param('id', null, PARAM_INT);
  32 $context = context::instance_by_id($contextid, MUST_EXIST);
  33 require_capability('moodle/contentbank:access', $context);
  34
  35 $returnurl = new \moodle_url('/contentbank/view.php', ['id' => $id]);
  36
  37 if (!empty($id)) {
  38     $record = $DB->get_record('contentbank_content', ['id' => $id], '*', MUST_EXIST);
  39     $contentclass = "$record->contenttype\\content";
  40     $content = new $contentclass($record);
  41     // Set the heading title.
  42     $heading = $content->get_name();
  43     // The content type of the content overwrites the pluginname param value.
  44     $contenttypename = $content->get_content_type();
  45 } else {
  46     $contenttypename = "contenttype_$pluginname";
  47     $heading = get_string('addinganew', 'moodle', get_string('description', $contenttypename));
  48     $content = null;
  49 }
  50
  51 // Check plugin is enabled.
  52 $plugin = core_plugin_manager::instance()->get_plugin_info($contenttypename);
  53 if (!$plugin || !$plugin->is_enabled()) {
  54     print_error('unsupported', 'core_contentbank', $returnurl);
  55 }
  56
  57 // Create content type instance.
  58 $contenttypeclass = "$contenttypename\\contenttype";
  59 if (class_exists($contenttypeclass)) {
  60     $contenttype = new $contenttypeclass($context);
  61 } else {
  62     print_error('unsupported', 'core_contentbank', $returnurl);
  63 }
  64
  65 // Checks the user can edit this content and content type.
  66 if (!$contenttype->can_edit($content)) {
  67     print_error('contenttypenoedit', 'core_contentbank', $returnurl);
  68 }
  69
  70 $values = [
  71     'contextid' => $contextid,
  72     'plugin' => $pluginname,
  73     'id' => $id
  74 ];
  75
  76 $title = get_string('contentbank');
  77 \core_contentbank\helper::get_page_ready($context, $title, true);
  78 if ($PAGE->course) {
  79     require_login($PAGE->course->id);
  80 }
  81
  82 $PAGE->set_url(new \moodle_url('/contentbank/edit.php', $values));
  83 $PAGE->set_context($context);
  84 $PAGE->navbar->add(get_string('edit'));
  85 $PAGE->set_title($title);
  86
  87 $PAGE->set_heading($heading);
  88
  89 // Instantiate the content type form.
  90 $editorclass = "$contenttypename\\form\\editor";
  91 if (!class_exists($editorclass)) {
  92     print_error('noformdesc');
  93 }
  94
  95 $editorform = new $editorclass(null, $values);
  96
  97 if ($editorform->is_cancelled()) {
  98     if (empty($id)) {
  99         $returnurl = new \moodle_url('/contentbank/index.php', ['contextid' => $context->id]);
 100     }
 101     redirect($returnurl);
 102 } else if ($data = $editorform->get_data()) {
 103     $id = $editorform->save_content($data);
 104     // Just in case we've created a new content.
 105     $returnurl->param('id', $id);
 106     redirect($returnurl);
 107 }
 108
 109 echo $OUTPUT->header();
 110 $editorform->display();
 111 echo $OUTPUT->footer();