blocks/html/edit_form.php

   1 <?php
   2
   3 // This file is part of Moodle - http://moodle.org/
   4 //
   5 // Moodle is free software: you can redistribute it and/or modify
   6 // it under the terms of the GNU General Public License as published by
   7 // the Free Software Foundation, either version 3 of the License, or
   8 // (at your option) any later version.
   9 //
  10 // Moodle is distributed in the hope that it will be useful,
  11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 // GNU General Public License for more details.
  14 //
  15 // You should have received a copy of the GNU General Public License
  16 // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  17
  18 /**
  19  * Form for editing HTML block instances.
  20  *
  21  * @package   block_html
  22  * @copyright 2009 Tim Hunt
  23  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  24  */
  25
  26 /**
  27  * Form for editing HTML block instances.
  28  *
  29  * @copyright 2009 Tim Hunt
  30  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  31  */
  32 class block_html_edit_form extends block_edit_form {
  33     protected function specific_definition($mform) {
  34         global $CFG;
  35
  36         // Fields for editing HTML block title and contents.
  37         $mform->addElement('header', 'configheader', get_string('blocksettings', 'block'));
  38
  39         $mform->addElement('text', 'config_title', get_string('configtitle', 'block_html'));
  40         $mform->setType('config_title', PARAM_TEXT);
  41
  42         $editoroptions = array('maxfiles' => EDITOR_UNLIMITED_FILES, 'noclean'=>true, 'context'=>$this->block->context);
  43         $mform->addElement('editor', 'config_text', get_string('configcontent', 'block_html'), null, $editoroptions);
  44         $mform->addRule('config_text', null, 'required', null, 'client');
  45         $mform->setType('config_text', PARAM_RAW); // XSS is prevented when printing the block contents and serving files
  46
  47         if (!empty($CFG->block_html_allowcssclasses)) {
  48             $mform->addElement('text', 'config_classes', get_string('configclasses', 'block_html'));
  49             $mform->setType('config_classes', PARAM_TEXT);
  50             $mform->addHelpButton('config_classes', 'configclasses', 'block_html');
  51         }
  52     }
  53
  54     function set_data($defaults) {
  55         if (!empty($this->block->config) && is_object($this->block->config)) {
  56             $text = $this->block->config->text;
  57             $draftid_editor = file_get_submitted_draft_itemid('config_text');
  58             if (empty($text)) {
  59                 $currenttext = '';
  60             } else {
  61                 $currenttext = $text;
  62             }
  63             $defaults->config_text['text'] = file_prepare_draft_area($draftid_editor, $this->block->context->id, 'block_html', 'content', 0, array('subdirs'=>true), $currenttext);
  64             $defaults->config_text['itemid'] = $draftid_editor;
  65             $defaults->config_text['format'] = $this->block->config->format;
  66         } else {
  67             $text = '';
  68         }
  69
  70         if (!$this->block->user_can_edit() && !empty($this->block->config->title)) {
  71             // If a title has been set but the user cannot edit it format it nicely
  72             $title = $this->block->config->title;
  73             $defaults->config_title = format_string($title, true, $this->page->context);
  74             // Remove the title from the config so that parent::set_data doesn't set it.
  75             unset($this->block->config->title);
  76         }
  77
  78         // have to delete text here, otherwise parent::set_data will empty content
  79         // of editor
  80         unset($this->block->config->text);
  81         parent::set_data($defaults);
  82         // restore $text
  83         if (!isset($this->block->config)) {
  84             $this->block->config = new stdClass();
  85         }
  86         $this->block->config->text = $text;
  87         if (isset($title)) {
  88             // Reset the preserved title
  89             $this->block->config->title = $title;
  90         }
  91     }
  92 }