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
  34 $cb = new \core_contentbank\contentbank();
  35 if (!$cb->is_context_allowed($context)) {
  36     print_error('contextnotallowed', 'core_contentbank');
  37 }
  38
  39 require_capability('moodle/contentbank:access', $context);
  40
  41 $returnurl = new \moodle_url('/contentbank/view.php', ['id' => $id]);
  42
  43 if (!empty($id)) {
  44     $record = $DB->get_record('contentbank_content', ['id' => $id], '*', MUST_EXIST);
  45     $contentclass = "$record->contenttype\\content";
  46     $content = new $contentclass($record);
  47     // Set the heading title.
  48     $heading = $content->get_name();
  49     // The content type of the content overwrites the pluginname param value.
  50     $contenttypename = $content->get_content_type();
  51 } else {
  52     $contenttypename = "contenttype_$pluginname";
  53     $heading = get_string('addinganew', 'moodle', get_string('description', $contenttypename));
  54     $content = null;
  55 }
  56
  57 // Check plugin is enabled.
  58 $plugin = core_plugin_manager::instance()->get_plugin_info($contenttypename);
  59 if (!$plugin || !$plugin->is_enabled()) {
  60     print_error('unsupported', 'core_contentbank', $returnurl);
  61 }
  62
  63 // Create content type instance.
  64 $contenttypeclass = "$contenttypename\\contenttype";
  65 if (class_exists($contenttypeclass)) {
  66     $contenttype = new $contenttypeclass($context);
  67 } else {
  68     print_error('unsupported', 'core_contentbank', $returnurl);
  69 }
  70
  71 // Checks the user can edit this content and content type.
  72 if (!$contenttype->can_edit($content)) {
  73     print_error('contenttypenoedit', 'core_contentbank', $returnurl);
  74 }
  75
  76 $values = [
  77     'contextid' => $contextid,
  78     'plugin' => $pluginname,
  79     'id' => $id
  80 ];
  81
  82 $title = get_string('contentbank');
  83 \core_contentbank\helper::get_page_ready($context, $title, true);
  84 if ($PAGE->course) {
  85     require_login($PAGE->course->id);
  86 }
  87
  88 $PAGE->set_url(new \moodle_url('/contentbank/edit.php', $values));
  89 $PAGE->set_context($context);
  90 $PAGE->navbar->add(get_string('edit'));
  91 $PAGE->set_title($title);
  92
  93 $PAGE->set_heading($heading);
  94
  95 // Instantiate the content type form.
  96 $editorclass = "$contenttypename\\form\\editor";
  97 if (!class_exists($editorclass)) {
  98     print_error('noformdesc');
  99 }
 100
 101 $editorform = new $editorclass(null, $values);
 102
 103 if ($editorform->is_cancelled()) {
 104     if (empty($id)) {
 105         $returnurl = new \moodle_url('/contentbank/index.php', ['contextid' => $context->id]);
 106     }
 107     redirect($returnurl);
 108 } else if ($data = $editorform->get_data()) {
 109     $id = $editorform->save_content($data);
 110     // Just in case we've created a new content.
 111     $returnurl->param('id', $id);
 112     redirect($returnurl);
 113 }
 114
 115 echo $OUTPUT->header();
 116 $editorform->display();
 117 echo $OUTPUT->footer();