course/editcategory.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  * Page for creating or editing course category name/parent/description.
  19  * When called with an id parameter, edits the category with that id.
  20  * Otherwise it creates a new category with default parent from the parent
  21  * parameter, which may be 0.
  22  *
  23  * @package    core
  24  * @subpackage course
  25  * @copyright  2007 Nicolas Connault
  26  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  27  */
  28
  29 require_once('../config.php');
  30 require_once($CFG->dirroot.'/course/lib.php');
  31 require_once($CFG->dirroot.'/course/editcategory_form.php');
  32 require_once($CFG->libdir.'/coursecatlib.php');
  33
  34 require_login();
  35
  36 $id = optional_param('id', 0, PARAM_INT);
  37 $itemid = 0; //initalise itemid, as all files in category description has item id 0
  38
  39 if ($id) {
  40     if (!$category = $DB->get_record('course_categories', array('id' => $id))) {
  41         print_error('unknowcategory');
  42     }
  43     $PAGE->set_url('/course/editcategory.php', array('id' => $id));
  44     $categorycontext = context_coursecat::instance($id);
  45     $PAGE->set_context($categorycontext);
  46     require_capability('moodle/category:manage', $categorycontext);
  47     $strtitle = get_string('editcategorysettings');
  48     $editorcontext = $categorycontext;
  49     $title = $strtitle;
  50     $fullname = $category->name;
  51 } else {
  52     $parent = required_param('parent', PARAM_INT);
  53     $PAGE->set_url('/course/editcategory.php', array('parent' => $parent));
  54     if ($parent) {
  55         if (!$DB->record_exists('course_categories', array('id' => $parent))) {
  56             print_error('unknowcategory');
  57         }
  58         $context = context_coursecat::instance($parent);
  59     } else {
  60         $context = get_system_context();
  61     }
  62     $PAGE->set_context($context);
  63     $category = new stdClass();
  64     $category->id = 0;
  65     $category->parent = $parent;
  66     require_capability('moodle/category:manage', $context);
  67     $strtitle = get_string("addnewcategory");
  68     $editorcontext = $context;
  69     $itemid = null; //set this explicitly, so files for parent category should not get loaded in draft area.
  70     $title = "$SITE->shortname: ".get_string('addnewcategory');
  71     $fullname = $SITE->fullname;
  72 }
  73
  74 $PAGE->set_pagelayout('admin');
  75
  76 $editoroptions = array(
  77     'maxfiles'  => EDITOR_UNLIMITED_FILES,
  78     'maxbytes'  => $CFG->maxbytes,
  79     'trusttext' => true,
  80     'context'   => $editorcontext
  81 );
  82 $category = file_prepare_standard_editor($category, 'description', $editoroptions, $editorcontext, 'coursecat', 'description', $itemid);
  83
  84 $mform = new editcategory_form('editcategory.php', compact('category', 'editoroptions'));
  85 $mform->set_data($category);
  86
  87 if ($mform->is_cancelled()) {
  88     if ($id) {
  89         redirect($CFG->wwwroot . '/course/manage.php?id=' . $id);
  90     } else if ($parent) {
  91         redirect($CFG->wwwroot .'/course/manage.php?id=' . $parent);
  92     } else {
  93         redirect($CFG->wwwroot .'/course/manage.php');
  94     }
  95 } else if ($data = $mform->get_data()) {
  96     if ($id) {
  97         $newcategory = coursecat::get($id);
  98         if ($data->parent != $category->parent && !$newcategory->can_change_parent($data->parent)) {
  99             print_error('cannotmovecategory');
 100         }
 101         $newcategory->update($data, $editoroptions);
 102     } else {
 103         $newcategory = coursecat::create($data, $editoroptions);
 104     }
 105
 106     redirect('manage.php?id='.$newcategory->id);
 107 }
 108
 109 // Page "Add new category" (with "Top" as a parent) does not exist in navigation.
 110 // We pretend we are on course management page.
 111 if (empty($id) && empty($parent)) {
 112     navigation_node::override_active_url(new moodle_url('/course/manage.php'));
 113 }
 114
 115 $PAGE->set_title($title);
 116 $PAGE->set_heading($fullname);
 117 echo $OUTPUT->header();
 118 echo $OUTPUT->heading($strtitle);
 119 $mform->display();
 120 echo $OUTPUT->footer();
 121