289 lines
8.8 KiB
PHP
289 lines
8.8 KiB
PHP
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<?php
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require_once("AmpacheConnectorRemote.php");
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require_once("AmpacheConnectorLocal.php");
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require_once("xml/RnDir.php");
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require_once("xml/RnListOfItems.php");
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require_once("xml/RnStation.php");
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require_once("NoxonConfig.php");
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require_once("Speller.php");
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require_once("internat.php");
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/**
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* Noxon UI Handler for Noxon Ampache Installation
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*
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* @author Manfred Dreese / TTEG
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*/
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class NoxonUIHandler {
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private $HTTPEvent;
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private $amcConnector = null;
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private $strBaseURL="";
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private $mySpeller;
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/** Construction */
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function NoxonUIHandler () {
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if ( $_REQUEST['token'] != NoxonConfig::getToken() ) {
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throw new Exception("NoxonUIHandler::AmpacheConnector::ConnectionFailed");
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}
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if ( NoxonConfig::useAmpacheConfig() ) {
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$this->amcConnector = new AmpacheConnectorLocal();
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}
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else {
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$this->amcConnector = new AmpacheConnectorRemote(NoxonConfig::$ampacheUrl."/server/xml.server.php", NoxonConfig::$passphrase);
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}
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if (!$this->amcConnector->isConnected()) {
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throw new Exception("NoxonUIHandler::AmpacheConnector::ConnectionFailed");
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}
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$this->mySpeller = new Speller(NoxonConfig::$spellerCriticalMass);
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}
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function isConnected() {
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return $this->amcConnector->isConnected();
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}
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private function initGETData(&$inArray=null, $index, $inDefault) {
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if ($inArray!=null)
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if (!isset($inArray[$index]) || $inArray[$index]==null) {
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$inArray[$index]=$inDefault;
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}
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}
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/** Standard Receiver for GETData */
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function processRequest($rhs) {
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// Any base URL provided ?
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if (isset($rhs["script.baseURL"])) {
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$this->strBaseURL = $rhs["script.baseURL"];
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$result = new RnListOfItems();
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foreach (Array("filter","action","speller_filter","dlang") as $ele) {
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$this->initGETData($rhs, $ele, "");
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}
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/*
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* SX: Substitute the Country code for an Element of the
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* Internationalization Set.
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*
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* "Belangrijke" Fix for Noxon3.7 bug : Device reports "jpn"
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* when device language set to dutch.
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*/
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$rhs["dlang"] = Internat::substituteCountryCode(($rhs["dlang"]=="jpn")?"NL" : $rhs["dlang"]);
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switch ($rhs["action"]) {
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case "artists" :
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case "speller" :
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$artists = $this->amcConnector->artists($rhs["filter"]);
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/*
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* The Speller is used when :
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* - it is enabled in the configuration AND the user selected the speller menuitem
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* - in any case if the list length is above the devices critical mass
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*/
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if ( (NoxonConfig::$blUseSpeller && $rhs["action"]=="speller") || sizeof($artists) > 400 ) {
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// If Artist Count is above Noxons Critical mass, ignore the user setting
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// and use the speller anyway.
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// Start Speller
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if ( $this->mySpeller->isBelowCriticalMass($rhs["speller_filter"],$artists,"name") ) {
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// If current scope is below critical mass
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foreach ($this->mySpeller->getFilteredSubset() as $id => $artist ) {
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$result->addToList($this->AmpElement2DirElement($id,
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$artist['name'] , "artist_albums"));
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}
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}
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else {
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// Our Subset is above the critical mass. Prepare another run.
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foreach ($this->mySpeller->getNextRunElements() as $id => $dummy ) {
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$result->addToList($this->AmpElement2DirElement("",
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$id."..." , "speller","&speller_filter=".urlencode($id)) );
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}
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}
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} // Speller activated ?
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else{
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// No Speller
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foreach ($artists as $id => $artist ) {
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$result->addToList($this->AmpElement2DirElement($id,
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$artist['name'] , "artist_albums"));
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}
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} // No Speller
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break;
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case "artist_albums":
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$albums= $this->amcConnector->artist_albums($rhs["filter"]);
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foreach ($albums as $id => $album ) {
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$result->addToList($this->AmpElement2DirElement($id,
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$album['name'] , "album_songs"));
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}
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break;
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case "playlist_songs":
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$songs = $this->amcConnector->playlist_songs($rhs["filter"]);
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// fall through
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case "similar_songs":
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// Check whether it is a fall-through or not
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if (!isset ($songs)) {
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$songs = $this->amcConnector->genre_songs($rhs["filter"]);
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// Create a subset if structure is too large
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$arrSize = sizeof($songs);
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if ($arrSize >= NoxonConfig::$maxSimilarSongItems ) {
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shuffle($songs);
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$arrSize = NoxonConfig::$maxSimilarSongItems;
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$songs = array_slice($songs,0,$arrSize);
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}
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} // fi isset songs
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// fall through
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case "album_songs":
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// Check whether it is a fall-through or not
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if (!isset ($songs)) {
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$songs = $this->amcConnector->album_songs($rhs["filter"]);
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} // fi isset songs
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foreach ($songs as $id => $song ) {
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$strBkm = "&aid="."0"."&gid=".$song["genre"];
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if (isset($rhs["server.httpHostname"])
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&& NoxonConfig::$remapStreamingURLs==true) {
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$result->addToList($this->AmpSongToStationElement($id,
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$song , $rhs["server.httpHostname"], $strBkm) );
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}
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else {
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$result->addToList($this->AmpSongToStationElement($id,
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$song, null, $strBkm ));
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}
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}
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break;
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case "song_smiley":
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$menuItems = $this->getMenu("cna_song",$rhs["dlang"]);
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foreach ($menuItems as $index => $MenuItem) {
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$result->addToList($this->AmpElement2DirElement($rhs["gid"],
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$MenuItem["caption"], $index , $MenuItem["getdata"] ));
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}
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break;
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case "genres":
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$genres = $this->amcConnector->genres($rhs["filter"]);
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foreach ($genres as $id => $playlist ) {
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$result->addToList($this->AmpElement2DirElement($id,
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$playlist['name']." (".$playlist['artists']." Artists)" , "genre_artists"));
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}
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break;
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case "genre_artists":
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$artists = $this->amcConnector->genre_artists($rhs["filter"]);
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foreach ($artists as $id => $artist ) {
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$result->addToList($this->AmpElement2DirElement($id,
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$artist['name'] , "artist_albums"));
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}
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break;
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case "playlists":
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$playlists = $this->amcConnector->playlists($rhs["filter"]);
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foreach ($playlists as $id => $playlist ) {
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$result->addToList($this->AmpElement2DirElement($id,
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$playlist['name'] , "playlist_songs"));
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}
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break;
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default:
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// Present Main Menu;
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$menuItems = $this->getMenu("root",$rhs["dlang"]);
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foreach ($menuItems as $index => $MenuItem) {
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$result->addToList($this->AmpElement2DirElement("", $MenuItem["caption"], $index , $MenuItem["getdata"] ));
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}
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break;
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} // esac action
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return ($result->toString());
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}
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else {
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//TODO : Throw Exception here
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}
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}
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/**
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* Returns the Ampache Menus
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*
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* @param string $inMnuID
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* @param string $inLang
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* @return menu Array
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*/
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function getMenu($inMnuID, $inLang) {
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$result = Array();
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if ($this->isConnected()) {
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switch ($inMnuID) {
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case "root":
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$result["artists"]["caption"] = Internat::getString($inLang,"artistalbums");
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$result["artists"]["getdata"] = "";
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// Add the Speller menuentry when activated in config
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if (NoxonConfig::$blUseSpeller) {
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$result["speller"]["caption"] = Internat::getString($inLang,"artistssearch");
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$result["speller"]["getdata"] = "";
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}
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$result["genres"]["caption"] = Internat::getString($inLang,"genres");
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$result["genres"]["getdata"] = "";
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$result["playlists"]["caption"] = Internat::getString($inLang,"playlists");
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$result["playlists"]["getdata"] = "";
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break;
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case "cna_song":
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$result["genre_artists"]["caption"] = Internat::getString($inLang,"similar_artists");
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$result["genre_artists"]["getdata"] = "";
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$result["similar_songs"]["caption"] = Internat::getString($inLang,"similar_titles");
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$result["similar_songs"]["getdata"] = "";
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break;
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} // esac
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} // fi isConnected ?
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return $result;
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}
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function AmpElement2DirElement ($inId, $inName ,$inFilialAction ,$getData="") {
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$result = new RnDir();
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$result->Title = utf8_decode($inName);
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$result->Url = $this->strBaseURL."?action=".$inFilialAction."&filter=".$inId.$getData."&token=".NoxonConfig::getToken();
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return $result;
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}
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function AmpSongToStationElement ($inId, $inSong, $inRemap=null, $inBookmarkGETData=null) {
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$result = new RnStation();
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// Remap URL to non-Local Address if Ampache Server is on local machine
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if ($inRemap) {
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$url = str_replace("http://127.0.0.1", $inRemap, $inSong['url']);
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}
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else $url = $inSong['url'];
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$result->Name = utf8_decode($inSong['title']);
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$result->Url = $url;
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if ( true || $inBookmarkGETData!=null) {
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$result->Bookmark = $this->strBaseURL."?action=song_smiley&".$inBookmarkGETData."&token=".NoxonConfig::getToken();
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}
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return $result;
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}
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static function AmpElement2MessageElement ($inMessage) {
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$result = new RnDir();
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$result->Title = $inMessage;
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return $result;
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}
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static function getNoxonError ($inStrErrorMsg) {
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$result = new RnListOfItems();
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$result->addToList(NoxonUIHandler::AmpElement2MessageElement($inStrErrorMsg));
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return ($result->toString());
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}
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}
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?>
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