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     $breadcrumbtitle = get_string('edit');
  52 } else {
  53     $contenttypename = "contenttype_$pluginname";
  54     $heading = get_string('addinganew', 'moodle', get_string('description', $contenttypename));
  55     $content = null;
  56     $breadcrumbtitle = get_string('add');
  57 }
  58
  59 // Check plugin is enabled.
  60 $plugin = core_plugin_manager::instance()->get_plugin_info($contenttypename);
  61 if (!$plugin || !$plugin->is_enabled()) {
  62     print_error('unsupported', 'core_contentbank', $returnurl);
  63 }
  64
  65 // Create content type instance.
  66 $contenttypeclass = "$contenttypename\\contenttype";
  67 if (class_exists($contenttypeclass)) {
  68     $contenttype = new $contenttypeclass($context);
  69 } else {
  70     print_error('unsupported', 'core_contentbank', $returnurl);
  71 }
  72
  73 // Checks the user can edit this content and content type.
  74 if (!$contenttype->can_edit($content)) {
  75     print_error('contenttypenoedit', 'core_contentbank', $returnurl);
  76 }
  77
  78 $values = [
  79     'contextid' => $contextid,
  80     'plugin' => $pluginname,
  81     'id' => $id,
  82     'heading' => $heading
  83 ];
  84
  85 $title = get_string('contentbank');
  86 \core_contentbank\helper::get_page_ready($context, $title, true);
  87 if ($PAGE->course) {
  88     require_login($PAGE->course->id);
  89 }
  90
  91 if ($context->contextlevel == CONTEXT_COURSECAT) {
  92     $PAGE->set_primary_active_tab('home');
  93 }
  94
  95 $PAGE->set_url(new \moodle_url('/contentbank/edit.php', $values));
  96 if ($context->id == \context_system::instance()->id) {
  97     $PAGE->set_context(context_course::instance($context->id));
  98 } else {
  99     $PAGE->set_context($context);
 100 }
 101 if ($content) {
 102     $PAGE->navbar->add($content->get_name(), new \moodle_url('/contentbank/view.php', ['id' => $id]));
 103 }
 104 $PAGE->navbar->add($breadcrumbtitle);
 105 $PAGE->set_title($title);
 106 $PAGE->set_pagelayout('incourse');
 107 $PAGE->set_secondary_active_tab('contentbank');
 108
 109 // Instantiate the content type form.
 110 $editorclass = "$contenttypename\\form\\editor";
 111 if (!class_exists($editorclass)) {
 112     print_error('noformdesc');
 113 }
 114
 115 $editorform = new $editorclass(null, $values);
 116
 117 if ($editorform->is_cancelled()) {
 118     if (empty($id)) {
 119         $returnurl = new \moodle_url('/contentbank/index.php', ['contextid' => $context->id]);
 120     }
 121     redirect($returnurl);
 122 } else if ($data = $editorform->get_data()) {
 123     $id = $editorform->save_content($data);
 124     // Just in case we've created a new content.
 125     $returnurl->param('id', $id);
 126     redirect($returnurl);
 127 }
 128
 129 echo $OUTPUT->header();
 130 $editorform->display();
 131 echo $OUTPUT->footer();