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   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   *
  20   * When called with an id parameter, edits the category with that id.
  21   * Otherwise it creates a new category with default parent from the parent
  22   * parameter, which may be 0.
  23   *
  24   * @package    core_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->libdir.'/coursecatlib.php');
  32  
  33  require_login();
  34  
  35  $id = optional_param('id', 0, PARAM_INT);
  36  
  37  $url = new moodle_url('/course/editcategory.php');
  38  if ($id) {
  39      $coursecat = coursecat::get($id, MUST_EXIST, true);
  40      $category = $coursecat->get_db_record();
  41      $context = context_coursecat::instance($id);
  42  
  43      $url->param('id', $id);
  44      $strtitle = new lang_string('editcategorysettings');
  45      $itemid = 0; // Initialise itemid, as all files in category description has item id 0.
  46      $title = $strtitle;
  47      $fullname = $coursecat->get_formatted_name();
  48  
  49  } else {
  50      $parent = required_param('parent', PARAM_INT);
  51      $url->param('parent', $parent);
  52      if ($parent) {
  53          $DB->record_exists('course_categories', array('id' => $parent), '*', MUST_EXIST);
  54          $context = context_coursecat::instance($parent);
  55      } else {
  56          $context = context_system::instance();
  57      }
  58      navigation_node::override_active_url(new moodle_url('/course/editcategory.php', array('parent' => $parent)));
  59  
  60      $category = new stdClass();
  61      $category->id = 0;
  62      $category->parent = $parent;
  63      $strtitle = new lang_string("addnewcategory");
  64      $itemid = null; // Set this explicitly, so files for parent category should not get loaded in draft area.
  65      $title = "$SITE->shortname: ".get_string('addnewcategory');
  66      $fullname = $SITE->fullname;
  67  }
  68  
  69  require_capability('moodle/category:manage', $context);
  70  
  71  $PAGE->set_context($context);
  72  $PAGE->set_url($url);
  73  $PAGE->set_pagelayout('admin');
  74  $PAGE->set_title($title);
  75  $PAGE->set_heading($fullname);
  76  
  77  $mform = new core_course_editcategory_form(null, array(
  78      'categoryid' => $id,
  79      'parent' => $category->parent,
  80      'context' => $context,
  81      'itemid' => $itemid
  82  ));
  83  $mform->set_data(file_prepare_standard_editor(
  84      $category,
  85      'description',
  86      $mform->get_description_editor_options(),
  87      $context,
  88      'coursecat',
  89      'description',
  90      $itemid
  91  ));
  92  
  93  $manageurl = new moodle_url('/course/management.php');
  94  if ($mform->is_cancelled()) {
  95      if ($id) {
  96          $manageurl->param('categoryid', $id);
  97      } else if ($parent) {
  98          $manageurl->param('categoryid', $parent);
  99      }
 100      redirect($manageurl);
 101  } else if ($data = $mform->get_data()) {
 102      if (isset($coursecat)) {
 103          if ((int)$data->parent !== (int)$coursecat->parent && !$coursecat->can_change_parent($data->parent)) {
 104              print_error('cannotmovecategory');
 105          }
 106          $coursecat->update($data, $mform->get_description_editor_options());
 107      } else {
 108          $category = coursecat::create($data, $mform->get_description_editor_options());
 109      }
 110      $manageurl->param('categoryid', $category->id);
 111      redirect($manageurl);
 112  }
 113  
 114  echo $OUTPUT->header();
 115  echo $OUTPUT->heading($strtitle);
 116  $mform->display();
 117  echo $OUTPUT->footer();

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