/**
  * Returns a list of label filters
  *
  * @param     string     $asset      The asset filter group
  * @param     integer    $project    The project filter
  *
  * @return    string                 The label html
  */
 public static function filter($asset, $project = 0, $selected = array(), $filter_style = '')
 {
     if (!$project) {
         $project = ProjectforkHelper::getActiveProjectId();
     }
     if (!$project) {
         return '';
     }
     if (!is_array($selected)) {
         $selected = array();
     }
     $db = JFactory::getDbo();
     $query = $db->getQuery(true);
     if ($asset == 'com_pfrepo') {
         $asset = $db->quote('com_pfrepo.directory') . 'OR a.asset_group = ' . $db->quote('com_pfrepo.file') . 'OR a.asset_group = ' . $db->quote('com_pfrepo.note');
     } else {
         $asset = $db->quote($db->escape($asset));
     }
     $query->select('a.id, a.title, a.style')->from('#__pf_labels AS a')->where('a.project_id = ' . $db->quote((int) $project))->where('(a.asset_group = ' . $db->quote('com_pfprojects.project') . ' OR a.asset_group = ' . $asset . ')')->order('a.style, a.title ASC');
     $db->setQuery($query);
     $items = (array) $db->loadObjectList();
     $html = array();
     if (!count($items)) {
         return '';
     }
     $html[] = '<ul class="unstyled">';
     foreach ($items as $item) {
         $checked = in_array($item->id, $selected) ? ' checked="checked"' : '';
         $class = $item->style != '' ? ' ' . $item->style : '';
         $cbid = htmlspecialchars(str_replace('.', '_', $asset) . '_label_' . $item->id, ENT_COMPAT, 'UTF-8');
         $html[] = '<li class="pull-left btn-group">';
         $html[] = '<label class="checkbox" for="' . $cbid . '" style="cursor:pointer">';
         $html[] = '<input type="checkbox" id="' . $cbid . '" class="inputbox" name="filter_label[]" value="' . (int) $item->id . '"' . $checked . '/>';
         $html[] = '<span class="label' . $class . '">' . htmlspecialchars($item->title, ENT_COMPAT, 'UTF-8') . '</span>';
         $html[] = '</label>';
         $html[] = '</li>';
     }
     $html[] = '</ul>';
     $html[] = '<div class="clearfix clr"></div>';
     $html[] = '<div class="btn-group">';
     $html[] = '<button class="btn" onclick="this.form.submit()">' . JText::_('JSEARCH_FILTER_SUBMIT') . '</button>';
     $html[] = '</div>';
     return implode('', $html);
 }
 public function display($cachable = false, $urlparams = false)
 {
     ProjectforkHelper::addSubmenu(JFactory::getApplication()->input->get('view', $this->default_view));
     parent::display();
     return $this;
 }