PHP coursecat::can_resort_subcategories方法代码示例

 /**
  * Renders a category list item.
  *
  * This function gets called recursively to render sub categories.
  *
  * @param coursecat $category The category to render as listitem.
  * @param coursecat[] $subcategories The subcategories belonging to the category being rented.
  * @param int $totalsubcategories The total number of sub categories.
  * @param int $selectedcategory The currently selected category
  * @param int[] $selectedcategories The path to the selected category and its ID.
  * @return string
  */
 public function category_listitem(coursecat $category, array $subcategories, $totalsubcategories, $selectedcategory = null, $selectedcategories = array())
 {
     $isexpandable = $totalsubcategories > 0;
     $isexpanded = !empty($subcategories);
     $activecategory = $selectedcategory === $category->id;
     $attributes = array('class' => 'listitem listitem-category', 'data-id' => $category->id, 'data-expandable' => $isexpandable ? '1' : '0', 'data-expanded' => $isexpanded ? '1' : '0', 'data-selected' => $activecategory ? '1' : '0', 'data-visible' => $category->visible ? '1' : '0', 'role' => 'treeitem', 'aria-expanded' => $isexpanded ? 'true' : 'false');
     $text = $category->get_formatted_name();
     $courseicon = $this->output->pix_icon('i/course', get_string('courses'));
     $bcatinput = array('type' => 'checkbox', 'name' => 'bcat[]', 'value' => $category->id, 'class' => 'bulk-action-checkbox');
     if (!$category->can_resort_subcategories() && !$category->has_manage_capability()) {
         // Very very hardcoded here.
         $bcatinput['style'] = 'visibility:hidden';
     }
     $viewcaturl = new moodle_url('/course/management.php', array('categoryid' => $category->id));
     if ($isexpanded) {
         $icon = $this->output->pix_icon('t/switch_minus', get_string('collapse'), 'moodle', array('class' => 'tree-icon'));
         $icon = html_writer::link($viewcaturl, $icon, array('class' => 'float-left', 'data-action' => 'collapse'));
     } else {
         if ($isexpandable) {
             $icon = $this->output->pix_icon('t/switch_plus', get_string('expand'), 'moodle', array('class' => 'tree-icon'));
             $icon = html_writer::link($viewcaturl, $icon, array('class' => 'float-left', 'data-action' => 'expand'));
         } else {
             $icon = $this->output->pix_icon('i/navigationitem', '', 'moodle', array('class' => 'tree-icon'));
             $icon = html_writer::link($viewcaturl, $icon, array('class' => 'float-left'));
         }
     }
     $actions = \core_course\management\helper::get_category_listitem_actions($category);
     $hasactions = !empty($actions) || $category->can_create_course();
     $html = html_writer::start_tag('li', $attributes);
     $html .= html_writer::start_div('clearfix');
     $html .= html_writer::start_div('float-left ba-checkbox');
     $html .= html_writer::empty_tag('input', $bcatinput) . ' ';
     $html .= html_writer::end_div();
     $html .= $icon;
     if ($hasactions) {
         $html .= html_writer::link($viewcaturl, $text, array('class' => 'float-left categoryname'));
     } else {
         $html .= html_writer::link($viewcaturl, $text, array('class' => 'float-left categoryname without-actions'));
     }
     $html .= html_writer::start_div('float-right');
     if ($category->idnumber) {
         $html .= html_writer::tag('span', s($category->idnumber), array('class' => 'dimmed idnumber'));
     }
     if ($hasactions) {
         $html .= $this->category_listitem_actions($category, $actions);
     }
     $countid = 'course-count-' . $category->id;
     $html .= html_writer::span(get_string('courses'), 'accesshide', array('id' => $countid));
     $html .= html_writer::span(html_writer::span($category->get_courses_count()) . $courseicon, 'course-count dimmed', array('aria-labelledby' => $countid));
     $html .= html_writer::end_div();
     $html .= html_writer::end_div();
     if ($isexpanded) {
         $html .= html_writer::start_tag('ul', array('class' => 'ml', 'role' => 'group'));
         $catatlevel = \core_course\management\helper::get_expanded_categories($category->path);
         $catatlevel[] = array_shift($selectedcategories);
         $catatlevel = array_unique($catatlevel);
         foreach ($subcategories as $listitem) {
             $childcategories = in_array($listitem->id, $catatlevel) ? $listitem->get_children() : array();
             $html .= $this->category_listitem($listitem, $childcategories, $listitem->get_children_count(), $selectedcategory, $selectedcategories);
         }
         $html .= html_writer::end_tag('ul');
     }
     $html .= html_writer::end_tag('li');
     return $html;
 }

 /**
  * Resorts the sub categories of the given category.
  *
  * @param \coursecat $category
  * @param string $sort One of idnumber or name.
  * @param bool $cleanup If true cleanup will be done, if false you will need to do it manually later.
  * @return bool
  * @throws \moodle_exception
  */
 public static function action_category_resort_subcategories(\coursecat $category, $sort, $cleanup = true)
 {
     if (!$category->can_resort_subcategories()) {
         throw new \moodle_exception('permissiondenied', 'error', '', null, 'coursecat::can_resort');
     }
     return $category->resort_subcategories($sort, $cleanup);
 }