91             foreach ($fa_providers as $id => $data) {
92                 $provider = fa_provider::create($id, $data);
93                 $this->providers[$id] = $provider;
95                 if (!in_array($id, $this->order_large) && !in_array($id, $this->order_small)) {
96                     array_push($this->order_small, $id);
107      * @param string $id provider identifier
113     public function addCustom($id, $name, $url, $large, $small) {  argument
114         if (array_key_exists($id, $this->providers)) return 0;
115         $provider = fa_provider::createCustom($id, $name, $url, $large, $small);
116         $this->providers[$id] = $provider;
117         array_push($this->order_small, $id);
118         return $this->providers[$id];
151      * @param string $id provider identifier
154     public function get($id) {  argument
155         return $this->providers[$id];
198      * @param string $id provider identifier
202     public function getImageXHTML($id, $class='') {  argument
203         $size = in_array($id, $this->order_large) ? PROV_LARGE : PROV_SMALL;
204         return $this->providers[$id]->getImageXHTML($size, $class);
210      * @param string $id provider identifier
214     public function isFirst($id) {  argument
215         $src =& $this->_getOrderFor($id);
218         return $first == $id;
224      * @param string $id provider identifier
228     public function isLast($id) {  argument
229         $src =& $this->_getOrderFor($id);
232         return $last == $id;
240     public function moveDown($id) {  argument
241         $src =& $this->_getOrderFor($id);
245         $index = array_search($id, $src);
261     public function moveUp($id) {  argument
262         $src =& $this->_getOrderFor($id);
266         $index = array_search($id, $src);
280      * @param string $id provider identifier
282     public function removeCustom($id) {  argument
283         if (!array_key_exists($id, $this->providers)) return false;
284         if (!$this->providers[$id]->isRemovable()) return false;
286         unset($this->providers[$id]);
289         $ord =& $this->_getOrderFor($id);
291             $index = array_search($id, $ord);
318         foreach ($this->providers as $id => $provider) {
336      * @param string $id provider identifier
339     public function toggleSize($id) {  argument
340         if (in_array($id, $this->order_large)) {
341             $index = array_search($id, $this->order_large);
343             array_push($this->order_small, $id);
346         if (in_array($id, $this->order_small)) {
347             $index = array_search($id, $this->order_small);
349             array_push($this->order_large, $id);
363      * @param string $id provider identifier
366     private function &_getOrderFor($id) {  argument
367         if (in_array($id, $this->order_small)) {
370         if (in_array($id, $this->order_large)) {