course/editcategory.php

   1 <?php
   2 /**
   3  * Page for creating or editing course category name/parent/description.
   4  * When called with an id parameter, edits the category with that id.
   5  * Otherwise it creates a new category with default parent from the parent
   6  * parameter, which may be 0.
   7  */
   8
   9 require_once('../config.php');
  10 require_once('lib.php');
  11 require_once('editcategory_form.php');
  12
  13 require_login();
  14
  15 $id = optional_param('id', 0, PARAM_INT);
  16 if ($id) {
  17     if (!$category = $DB->get_record('course_categories', array('id' => $id))) {
  18         print_error('unknowcategory');
  19     }
  20     $PAGE->set_url('/course/editcategory.php', array('id' => $id));
  21     $categorycontext = get_context_instance(CONTEXT_COURSECAT, $id);
  22     $PAGE->set_context($categorycontext);
  23     require_capability('moodle/category:manage', $categorycontext);
  24     $strtitle = get_string('editcategorysettings');
  25     $editorcontext = $categorycontext;
  26     $title = $strtitle;
  27     $fullname = $category->name;
  28 } else {
  29     $parent = required_param('parent', PARAM_INT);
  30     $PAGE->set_url('/course/editcategory.php', array('parent' => $parent));
  31     if ($parent) {
  32         if (!$DB->record_exists('course_categories', array('id' => $parent))) {
  33             print_error('unknowcategory');
  34         }
  35         $context = get_context_instance(CONTEXT_COURSECAT, $parent);
  36     } else {
  37         $context = get_system_context();
  38     }
  39     $PAGE->set_context($context);
  40     $category = new stdClass();
  41     $category->id = 0;
  42     $category->parent = $parent;
  43     require_capability('moodle/category:manage', $context);
  44     $strtitle = get_string("addnewcategory");
  45     $editorcontext = null;
  46     $title = "$SITE->shortname: ".get_string('addnewcategory');
  47     $fullname = $SITE->fullname;
  48 }
  49
  50 $PAGE->set_pagelayout('admin');
  51
  52 $editoroptions = array('maxfiles' => EDITOR_UNLIMITED_FILES, 'maxbytes'=>$CFG->maxbytes, 'trusttext'=>true);
  53 $category = file_prepare_standard_editor($category, 'description', $editoroptions, $editorcontext, 'coursecat', 'description', 0);
  54
  55 $mform = new editcategory_form('editcategory.php', compact('category', 'editoroptions'));
  56 $mform->set_data($category);
  57
  58 if ($mform->is_cancelled()) {
  59     if ($id) {
  60         redirect($CFG->wwwroot . '/course/category.php?id=' . $id . '&categoryedit=on');
  61     } else if ($parent) {
  62         redirect($CFG->wwwroot .'/course/category.php?id=' . $parent . '&categoryedit=on');
  63     } else {
  64         redirect($CFG->wwwroot .'/course/index.php?categoryedit=on');
  65     }
  66 } else if ($data = $mform->get_data()) {
  67     $newcategory = new stdClass();
  68     $newcategory->name = $data->name;
  69     $newcategory->description_editor = $data->description_editor;
  70     $newcategory->parent = $data->parent; // if $data->parent = 0, the new category will be a top-level category
  71
  72     if (isset($data->theme) && !empty($CFG->allowcategorythemes)) {
  73         $newcategory->theme = $data->theme;
  74     }
  75
  76     if ($id) {
  77         // Update an existing category.
  78         $newcategory->id = $category->id;
  79         if ($newcategory->parent != $category->parent) {
  80             // check category manage capability if parent changed
  81             require_capability('moodle/category:manage', get_category_or_system_context((int)$newcategory->parent));
  82             $parent_cat = $DB->get_record('course_categories', array('id' => $newcategory->parent));
  83             move_category($newcategory, $parent_cat);
  84         }
  85     } else {
  86         // Create a new category.
  87         $newcategory->description = $data->description_editor['text'];
  88         $newcategory->sortorder = 999;
  89         $newcategory->id = $DB->insert_record('course_categories', $newcategory);
  90         $newcategory->context = get_context_instance(CONTEXT_COURSECAT, $newcategory->id);
  91         $categorycontext = $newcategory->context;
  92         mark_context_dirty($newcategory->context->path);
  93     }
  94
  95     $newcategory = file_postupdate_standard_editor($newcategory, 'description', $editoroptions, $categorycontext, 'coursecat', 'description', 0);
  96     $DB->update_record('course_categories', $newcategory);
  97     fix_course_sortorder();
  98
  99     redirect('category.php?id='.$newcategory->id.'&categoryedit=on');
 100 }
 101
 102 $PAGE->set_title($title);
 103 $PAGE->set_heading($fullname);
 104 echo $OUTPUT->header();
 105 echo $OUTPUT->heading($strtitle);
 106 $mform->display();
 107 echo $OUTPUT->footer();
 108