mod/book/edit_form.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  * Chapter edit form
  19  *
  20  * @package    mod_book
  21  * @copyright  2004-2010 Petr Skoda {@link http://skodak.org}
  22  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23  */
  24
  25 defined('MOODLE_INTERNAL') || die;
  26
  27 require_once($CFG->libdir.'/formslib.php');
  28
  29 class book_chapter_edit_form extends moodleform {
  30
  31     function definition() {
  32         global $CFG;
  33
  34         $chapter = $this->_customdata['chapter'];
  35         $options = $this->_customdata['options'];
  36
  37         // Disabled subchapter option when editing first node.
  38         $disabledmsg = null;
  39         if ($chapter->pagenum == 1) {
  40             $disabledmsg = get_string('subchapternotice', 'book');
  41         }
  42
  43         $mform = $this->_form;
  44
  45         if (!empty($chapter->id)) {
  46             $mform->addElement('header', 'general', get_string('editingchapter', 'mod_book'));
  47         } else {
  48             $mform->addElement('header', 'general', get_string('addafter', 'mod_book'));
  49         }
  50
  51         $mform->addElement('text', 'title', get_string('chaptertitle', 'mod_book'), array('size'=>'30'));
  52         $mform->setType('title', PARAM_RAW);
  53         $mform->addRule('title', null, 'required', null, 'client');
  54
  55         $mform->addElement('advcheckbox', 'subchapter', get_string('subchapter', 'mod_book'), $disabledmsg);
  56
  57         $mform->addElement('editor', 'content_editor', get_string('content', 'mod_book'), null, $options);
  58         $mform->setType('content_editor', PARAM_RAW);
  59         $mform->addRule('content_editor', get_string('required'), 'required', null, 'client');
  60
  61         if (core_tag_tag::is_enabled('mod_book', 'book_chapters')) {
  62             $mform->addElement('header', 'tagshdr', get_string('tags', 'tag'));
  63         }
  64         $mform->addElement('tags', 'tags', get_string('tags'),
  65             array('itemtype' => 'book_chapters', 'component' => 'mod_book'));
  66
  67         $mform->addElement('hidden', 'id');
  68         $mform->setType('id', PARAM_INT);
  69
  70         $mform->addElement('hidden', 'cmid');
  71         $mform->setType('cmid', PARAM_INT);
  72
  73         $mform->addElement('hidden', 'pagenum');
  74         $mform->setType('pagenum', PARAM_INT);
  75
  76         $this->add_action_buttons(true);
  77
  78         // set the defaults
  79         $this->set_data($chapter);
  80     }
  81
  82     function definition_after_data(){
  83         $mform = $this->_form;
  84         $pagenum = $mform->getElement('pagenum');
  85         if ($pagenum->getValue() == 1) {
  86             $mform->hardFreeze('subchapter');
  87         }
  88     }
  89 }