public function getBrowsableSources()
    {
        $returnValue = array();
        foreach ($this->getMediaSources() as $id => $source) {
            if ($source instanceof MediaBrowser) {
                $returnValue[$id] = $source;
            }
        }
        return $returnValue;
    }
public function getBrowsableSources()
    {
        $returnValue = array();
        foreach ($this->getMediaSources() as $id => $source) {
            if ($source instanceof MediaBrowser) {
                $returnValue[$id] = $source;
            }
        }
        return $returnValue;
    }
public function getBrowsableSources ( ) { $ returnValue = array ( ) ; foreach ( $ this -> getMediaSources ( ) as $ id => $ source ) { if ( $ source instanceof MediaBrowser ) { $ returnValue [ $ id ] = $ source ; } } return $ returnValue ; }
Returns all media sources that are browsable

@return MediaBrowser[]
Returns all media sources that are browsable