80                 $cloud = $this->_getTagCloud($num, $min, $max, $namespaces, $tag);
85                     $cloud = $helper->getSearchWordArray($num);
86                     $this->_filterCloud($cloud, 'search_blacklist');
90                     foreach ($cloud as $size) {
99                 $cloud = $this->_getWordCloud($num, $min, $max);
101             if (!is_array($cloud) || empty($cloud)) return false;
109             foreach ($cloud as $word => $size) {
196     function _filterCloud(&$cloud, $balcklistName) {  argument
199         foreach ($cloud as $key => $count) {
201                 unset($cloud[$key]);
208                 if (isset($cloud[$word]))
209                     unset($cloud[$word]);
220                 if (isset($cloud[$word]))
221                     unset($cloud[$word]);
232         $cloud = array();
242                 $this->_addWordsToCloud($cloud, $idx, $word_idx);
249             $this->_addWordsToCloud($cloud, $idx, $word_idx);
252         $this->_filterCloud($cloud, 'word_blacklist');
254         return $this->_sortCloud($cloud, $num, $min, $max);
260     function _addWordsToCloud(&$cloud, $idx, $word_idx) {  argument
268             $cloud[$key] = count($value);
276         $cloud = $tag->tagOccurrences([], $namespaces, true, $this->getConf('list_tags_of_subns'));
278         $this->_filterCloud($cloud, 'tag_blacklist');
280         return $this->_sortCloud($cloud, $num, $min, $max);
286     function _sortCloud($cloud, $num, &$min, &$max) {  argument
287         if(empty($cloud)) return $cloud;
290         arsort($cloud);
291         $cloud = array_chunk($cloud, $num, true);
292         $max = current($cloud[0]);
293         $min = end($cloud[0]);
294         ksort($cloud[0]);
296         return $cloud[0];