course/editcategory_form.php

   1 <?php
   2 if (!defined('MOODLE_INTERNAL')) {
   3     die('Direct access to this script is forbidden.');    ///  It must be included from a Moodle page
   4 }
   5
   6 require_once ($CFG->dirroot.'/course/moodleform_mod.php');
   7 require_once ($CFG->libdir.'/coursecatlib.php');
   8 class editcategory_form extends moodleform {
   9
  10     // form definition
  11     function definition() {
  12         global $CFG, $DB;
  13         $mform =& $this->_form;
  14         $category = $this->_customdata['category'];
  15         $editoroptions = $this->_customdata['editoroptions'];
  16
  17         // get list of categories to use as parents, with site as the first one
  18         $options = array();
  19         if (has_capability('moodle/category:manage', get_system_context()) || $category->parent == 0) {
  20             $options[0] = get_string('top');
  21         }
  22         if ($category->id) {
  23             // Editing an existing category.
  24             $options += coursecat::make_categories_list('moodle/category:manage', $category->id);
  25             if (empty($options[$category->parent])) {
  26                 $options[$category->parent] = $DB->get_field('course_categories', 'name', array('id'=>$category->parent));
  27             }
  28             $strsubmit = get_string('savechanges');
  29         } else {
  30             // Making a new category
  31             $options += coursecat::make_categories_list('moodle/category:manage');
  32             $strsubmit = get_string('createcategory');
  33         }
  34
  35         $mform->addElement('select', 'parent', get_string('parentcategory'), $options);
  36         $mform->addElement('text', 'name', get_string('categoryname'), array('size'=>'30'));
  37         $mform->addRule('name', get_string('required'), 'required', null);
  38         $mform->setType('name', PARAM_TEXT);
  39         $mform->addElement('text', 'idnumber', get_string('idnumbercoursecategory'),'maxlength="100"  size="10"');
  40         $mform->addHelpButton('idnumber', 'idnumbercoursecategory');
  41         $mform->setType('idnumber', PARAM_RAW);
  42         $mform->addElement('editor', 'description_editor', get_string('description'), null, $editoroptions);
  43         $mform->setType('description_editor', PARAM_RAW);
  44         if (!empty($CFG->allowcategorythemes)) {
  45             $themes = array(''=>get_string('forceno'));
  46             $allthemes = get_list_of_themes();
  47             foreach ($allthemes as $key=>$theme) {
  48                 if (empty($theme->hidefromselector)) {
  49                     $themes[$key] = get_string('pluginname', 'theme_'.$theme->name);
  50                 }
  51             }
  52             $mform->addElement('select', 'theme', get_string('forcetheme'), $themes);
  53         }
  54
  55         $mform->addElement('hidden', 'id', 0);
  56         $mform->setType('id', PARAM_INT);
  57         $mform->setDefault('id', $category->id);
  58
  59         $this->add_action_buttons(true, $strsubmit);
  60     }
  61
  62     function validation($data, $files) {
  63         global $DB;
  64         $errors = parent::validation($data, $files);
  65         if (!empty($data['idnumber'])) {
  66             if ($existing = $DB->get_record('course_categories', array('idnumber' => $data['idnumber']))) {
  67                 if (!$data['id'] || $existing->id != $data['id']) {
  68                     $errors['idnumber']= get_string('idnumbertaken');
  69                 }
  70             }
  71         }
  72
  73         return $errors;
  74     }
  75 }
  76