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 $itemid = 0; //initalise itemid, as all files in category description has item id 0
  17
  18 if ($id) {
  19     if (!$category = $DB->get_record('course_categories', array('id' => $id))) {
  20         print_error('unknowcategory');
  21     }
  22     $PAGE->set_url('/course/editcategory.php', array('id' => $id));
  23     $categorycontext = get_context_instance(CONTEXT_COURSECAT, $id);
  24     $PAGE->set_context($categorycontext);
  25     require_capability('moodle/category:manage', $categorycontext);
  26     $strtitle = get_string('editcategorysettings');
  27     $editorcontext = $categorycontext;
  28     $title = $strtitle;
  29     $fullname = $category->name;
  30 } else {
  31     $parent = required_param('parent', PARAM_INT);
  32     $PAGE->set_url('/course/editcategory.php', array('parent' => $parent));
  33     if ($parent) {
  34         if (!$DB->record_exists('course_categories', array('id' => $parent))) {
  35             print_error('unknowcategory');
  36         }
  37         $context = get_context_instance(CONTEXT_COURSECAT, $parent);
  38     } else {
  39         $context = get_system_context();
  40     }
  41     $PAGE->set_context($context);
  42     $category = new stdClass();
  43     $category->id = 0;
  44     $category->parent = $parent;
  45     require_capability('moodle/category:manage', $context);
  46     $strtitle = get_string("addnewcategory");
  47     $editorcontext = $context;
  48     $itemid = null; //set this explicitly, so files for parent category should not get loaded in draft area.
  49     $title = "$SITE->shortname: ".get_string('addnewcategory');
  50     $fullname = $SITE->fullname;
  51 }
  52
  53 $PAGE->set_pagelayout('admin');
  54
  55 $editoroptions = array(
  56     'maxfiles'  => EDITOR_UNLIMITED_FILES,
  57     'maxbytes'  => $CFG->maxbytes,
  58     'trusttext' => true,
  59     'context'   => $editorcontext
  60 );
  61 $category = file_prepare_standard_editor($category, 'description', $editoroptions, $editorcontext, 'coursecat', 'description', $itemid);
  62
  63 $mform = new editcategory_form('editcategory.php', compact('category', 'editoroptions'));
  64 $mform->set_data($category);
  65
  66 if ($mform->is_cancelled()) {
  67     if ($id) {
  68         redirect($CFG->wwwroot . '/course/category.php?id=' . $id . '&categoryedit=on');
  69     } else if ($parent) {
  70         redirect($CFG->wwwroot .'/course/category.php?id=' . $parent . '&categoryedit=on');
  71     } else {
  72         redirect($CFG->wwwroot .'/course/index.php?categoryedit=on');
  73     }
  74 } else if ($data = $mform->get_data()) {
  75     $newcategory = new stdClass();
  76     $newcategory->name = $data->name;
  77     $newcategory->description_editor = $data->description_editor;
  78     $newcategory->parent = $data->parent; // if $data->parent = 0, the new category will be a top-level category
  79
  80     if (isset($data->theme) && !empty($CFG->allowcategorythemes)) {
  81         $newcategory->theme = $data->theme;
  82     }
  83
  84     if ($id) {
  85         // Update an existing category.
  86         $newcategory->id = $category->id;
  87         if ($newcategory->parent != $category->parent) {
  88             // check category manage capability if parent changed
  89             require_capability('moodle/category:manage', get_category_or_system_context((int)$newcategory->parent));
  90             $parent_cat = $DB->get_record('course_categories', array('id' => $newcategory->parent));
  91             move_category($newcategory, $parent_cat);
  92         }
  93     } else {
  94         // Create a new category.
  95         $newcategory->description = $data->description_editor['text'];
  96         $newcategory->sortorder = 999;
  97         $newcategory->id = $DB->insert_record('course_categories', $newcategory);
  98         $newcategory->context = get_context_instance(CONTEXT_COURSECAT, $newcategory->id);
  99         $categorycontext = $newcategory->context;
 100         mark_context_dirty($newcategory->context->path);
 101     }
 102
 103     $newcategory = file_postupdate_standard_editor($newcategory, 'description', $editoroptions, $categorycontext, 'coursecat', 'description', 0);
 104     $DB->update_record('course_categories', $newcategory);
 105     fix_course_sortorder();
 106
 107     redirect('category.php?id='.$newcategory->id.'&categoryedit=on');
 108 }
 109
 110 $PAGE->set_title($title);
 111 $PAGE->set_heading($fullname);
 112 echo $OUTPUT->header();
 113 echo $OUTPUT->heading($strtitle);
 114 $mform->display();
 115 echo $OUTPUT->footer();
 116