Add urlTranslator and always pass result AND url to all handlers/factories

src/libtomahawk-playdarapi/Api_v1.cpp

@@ -244,7 +244,7 @@ Api_v1::sid( QxtWebRequestEvent* event, QString unused )
 
     boost::function< void ( QSharedPointer< QIODevice >& ) > callback =
             boost::bind( &Api_v1::processSid, this, event, rp, _1 );
-    Tomahawk::UrlHandler::getIODeviceForUrl( rp, callback );
+    Tomahawk::UrlHandler::getIODeviceForUrl( rp, rp->url(), callback );
 }
 
 

src/libtomahawk/UrlHandler.cpp

@@ -34,18 +34,19 @@ namespace Tomahawk {
 namespace UrlHandler {
 
 QMap< QString, IODeviceFactoryFunc > iofactories;
+QMap< QString, UrlTranslatorFunc > urltranslators;
 
 void
 initialiseDefaultIOFactories()
 {
     {
         // _1 = result, _2 = callback function for IODevice
-        IODeviceFactoryFunc fac = boost::bind( localFileIODeviceFactory, _1, _2 );
+        IODeviceFactoryFunc fac = boost::bind( localFileIODeviceFactory, _1, _2, _3 );
         iofactories.insert( "file", fac );
     }
 
     {
-        IODeviceFactoryFunc fac = boost::bind( httpIODeviceFactory, _1, _2 );
+        IODeviceFactoryFunc fac = boost::bind( httpIODeviceFactory, _1, _2, _3 );
         iofactories.insert( "http", fac );
         iofactories.insert( "https", fac );
     }
@@ -65,7 +66,7 @@ registerIODeviceFactory( const QString &proto, IODeviceFactoryFunc fac )
 
 
 void
-getIODeviceForUrl( const Tomahawk::result_ptr& result,
+getIODeviceForUrl( const Tomahawk::result_ptr& result, const QString& url,
                             boost::function< void ( QSharedPointer< QIODevice >& ) > callback )
 {
     if ( iofactories.isEmpty() )
@@ -76,7 +77,7 @@ getIODeviceForUrl( const Tomahawk::result_ptr& result,
     QSharedPointer<QIODevice> sp;
 
     QRegExp rx( "^([a-zA-Z0-9]+)://(.+)$" );
-    if ( rx.indexIn( result->url() ) == -1 )
+    if ( rx.indexIn( url ) == -1 )
     {
         callback( sp );
         return;
@@ -90,16 +91,16 @@ getIODeviceForUrl( const Tomahawk::result_ptr& result,
     }
 
     // JSResolverHelper::customIODeviceFactory is async!
-    iofactories.value( proto )( result, callback );
+    iofactories.value( proto )( result, url, callback );
 }
 
 
 void
-localFileIODeviceFactory( const Tomahawk::result_ptr& result,
+localFileIODeviceFactory( const Tomahawk::result_ptr&, const QString& url,
                                    boost::function< void ( QSharedPointer< QIODevice >& ) > callback )
 {
     // ignore "file://" at front of url
-    QFile* io = new QFile( result->url().mid( QString( "file://" ).length() ) );
+    QFile* io = new QFile( url.mid( QString( "file://" ).length() ) );
     if ( io )
         io->open( QIODevice::ReadOnly );
 
@@ -110,10 +111,10 @@ localFileIODeviceFactory( const Tomahawk::result_ptr& result,
 
 
 void
-httpIODeviceFactory( const Tomahawk::result_ptr& result,
+httpIODeviceFactory( const Tomahawk::result_ptr&, const QString& url,
                               boost::function< void ( QSharedPointer< QIODevice >& ) > callback )
 {
-    QNetworkRequest req( result->url() );
+    QNetworkRequest req( url );
     // Follow HTTP Redirects
     NetworkReply* reply = new NetworkReply( Tomahawk::Utils::nam()->get( req ) );
     qRegisterMetaType<NetworkReply*>("NetworkReply*");
@@ -124,6 +125,31 @@ httpIODeviceFactory( const Tomahawk::result_ptr& result,
 }
 
 
+void
+getUrlTranslation( const Tomahawk::result_ptr& result, const QString& url, boost::function< void ( const QString& ) > callback )
+{
+    QRegExp rx( "^([a-zA-Z0-9]+)://(.+)$" );
+    if ( rx.indexIn( url ) == -1 )
+    {
+        callback( QString() );
+        return;
+    }
+
+    const QString proto = rx.cap( 1 );
+    if ( !urltranslators.contains( proto ) )
+    {
+        callback( url );
+        return;
+    }
+
+    urltranslators.value( proto )( result, url, callback );
+}
+
+void
+registerUrlTranslator( const QString &proto, UrlTranslatorFunc fac )
+{
+    urltranslators.insert( proto, fac );
+}
 
 
 } // namespace UrlHandler

src/libtomahawk/UrlHandler.h

@@ -27,8 +27,10 @@
 
 #include <boost/function.hpp>
 
-typedef boost::function< void( const Tomahawk::result_ptr&,
+typedef boost::function< void( const Tomahawk::result_ptr&, const QString&,
                                boost::function< void( QSharedPointer< QIODevice >& ) > )> IODeviceFactoryFunc;
+typedef boost::function< void( const Tomahawk::result_ptr&, const QString&,
+                               boost::function< void( const QString& ) > )> UrlTranslatorFunc;
 typedef boost::function< void ( QSharedPointer< QIODevice >& ) > IODeviceCallback;
 
 
@@ -38,10 +40,16 @@ namespace Tomahawk
 namespace UrlHandler
 {
 
-    DLLEXPORT void getIODeviceForUrl( const Tomahawk::result_ptr& result, boost::function< void ( QSharedPointer< QIODevice >& ) > callback );
+    DLLEXPORT void getIODeviceForUrl( const Tomahawk::result_ptr&, const QString& url, boost::function< void ( QSharedPointer< QIODevice >& ) > callback );
-    DLLEXPORT void registerIODeviceFactory( const QString &proto, IODeviceFactoryFunc fac );
+    DLLEXPORT void registerIODeviceFactory( const QString& proto, IODeviceFactoryFunc fac );
-    DLLEXPORT void localFileIODeviceFactory( const Tomahawk::result_ptr& result, boost::function< void ( QSharedPointer< QIODevice >& ) > callback );
+    DLLEXPORT void localFileIODeviceFactory( const Tomahawk::result_ptr& result, const QString& url,
-    DLLEXPORT void httpIODeviceFactory( const Tomahawk::result_ptr& result, boost::function< void ( QSharedPointer< QIODevice >& ) > callback );
+                                             boost::function< void ( QSharedPointer< QIODevice >& ) > callback );
+    DLLEXPORT void httpIODeviceFactory( const Tomahawk::result_ptr& result, const QString& url,
+                                       boost::function< void ( QSharedPointer< QIODevice >& ) > callback );
+
+    DLLEXPORT void getUrlTranslation( const Tomahawk::result_ptr& result, const QString& url,
+                                      boost::function< void ( const QString& ) > callback );
+    DLLEXPORT void registerUrlTranslator( const QString &proto, UrlTranslatorFunc fac );
 
 } // namespace UrlHandler
 

src/libtomahawk/audio/AudioEngine.cpp

@@ -631,20 +631,41 @@ AudioEngine::loadTrack( const Tomahawk::result_ptr& result )
     if ( !TomahawkUtils::isLocalResult( d->currentTrack->url() ) && !TomahawkUtils::isHttpResult( d->currentTrack->url() )
          && !TomahawkUtils::isRtmpResult( d->currentTrack->url() ) )
     {
-        boost::function< void ( QSharedPointer< QIODevice >& ) > callback =
+        boost::function< void ( const QString& ) > callback =
-                boost::bind( &AudioEngine::performLoadTrack, this, result, _1 );
+                boost::bind( &AudioEngine::performLoadIODevice, this, result, _1 );
-        Tomahawk::UrlHandler::getIODeviceForUrl( d->currentTrack, callback );
+        Tomahawk::UrlHandler::getUrlTranslation( d->currentTrack, d->currentTrack->url(), callback );
     }
     else
     {
         QSharedPointer< QIODevice > io;
-        performLoadTrack( result, io );
+        performLoadTrack( result, result->url(), io );
     }
 }
 
 
 void
-AudioEngine::performLoadTrack( const Tomahawk::result_ptr& result, QSharedPointer< QIODevice >& io )
+AudioEngine::performLoadIODevice( const result_ptr& result, const QString& url )
+{
+    Q_D( AudioEngine );
+    tDebug( LOGEXTRA ) << Q_FUNC_INFO << ( result.isNull() ? QString() : url );
+
+    if ( !TomahawkUtils::isLocalResult( url ) && !TomahawkUtils::isHttpResult( url )
+         && !TomahawkUtils::isRtmpResult( url ) )
+    {
+        boost::function< void ( QSharedPointer< QIODevice >& ) > callback =
+                boost::bind( &AudioEngine::performLoadTrack, this, result, url, _1 );
+        Tomahawk::UrlHandler::getIODeviceForUrl( result, url, callback );
+    }
+    else
+    {
+        QSharedPointer< QIODevice > io;
+        performLoadTrack( result, url, io );
+    }
+}
+
+
+void
+AudioEngine::performLoadTrack( const Tomahawk::result_ptr& result, const QString& url, QSharedPointer< QIODevice >& io )
 {
     Q_D( AudioEngine );
     if ( currentTrack() != result )
@@ -657,7 +678,7 @@ AudioEngine::performLoadTrack( const Tomahawk::result_ptr& result, QSharedPointe
 
     bool err = false;
     {
-        if ( !( TomahawkUtils::isLocalResult( d->currentTrack->url() ) || TomahawkUtils::isHttpResult( d->currentTrack->url() ) || TomahawkUtils::isRtmpResult( d->currentTrack->url() )  )
+        if ( !( TomahawkUtils::isLocalResult( url ) || TomahawkUtils::isHttpResult( url ) || TomahawkUtils::isRtmpResult( url )  )
              && ( !io || io.isNull() ) )
         {
             tLog() << "Error getting iodevice for" << result->url();
@@ -666,12 +687,12 @@ AudioEngine::performLoadTrack( const Tomahawk::result_ptr& result, QSharedPointe
 
         if ( !err )
         {
-            tLog() << "Starting new song:" << d->currentTrack->url();
+            tLog() << "Starting new song:" << url;
             d->state = Loading;
             emit loading( d->currentTrack );
 
-            if ( !TomahawkUtils::isLocalResult( d->currentTrack->url() ) && !TomahawkUtils::isHttpResult( d->currentTrack->url() )
+            if ( !TomahawkUtils::isLocalResult( url ) && !TomahawkUtils::isHttpResult( url )
-                 && !TomahawkUtils::isRtmpResult( d->currentTrack->url() ) )
+                 && !TomahawkUtils::isRtmpResult( url ) )
             {
                 QSharedPointer<QNetworkReply> qnr = io.objectCast<QNetworkReply>();
                 if ( !qnr.isNull() )
@@ -696,13 +717,13 @@ AudioEngine::performLoadTrack( const Tomahawk::result_ptr& result, QSharedPointe
                  * TODO: Do we need this anymore as we now do HTTP streaming ourselves?
                  * Maybe this can be useful for letting phonon do other protocols?
                  */
-                if ( !TomahawkUtils::isLocalResult( d->currentTrack->url() ) )
+                if ( !TomahawkUtils::isLocalResult( url ) )
                 {
-                    QUrl furl = d->currentTrack->url();
+                    QUrl furl = url;
-                    if ( d->currentTrack->url().contains( "?" ) )
+                    if ( url.contains( "?" ) )
                     {
-                        furl = QUrl( d->currentTrack->url().left( d->currentTrack->url().indexOf( '?' ) ) );
+                        furl = QUrl( url.left( url.indexOf( '?' ) ) );
-                        TomahawkUtils::urlSetQuery( furl, QString( d->currentTrack->url().mid( d->currentTrack->url().indexOf( '?' ) + 1 ) ) );
+                        TomahawkUtils::urlSetQuery( furl, QString( url.mid( url.indexOf( '?' ) + 1 ) ) );
                     }
 
                     tLog( LOGVERBOSE ) << "Passing to Phonon:" << furl;
@@ -710,7 +731,7 @@ AudioEngine::performLoadTrack( const Tomahawk::result_ptr& result, QSharedPointe
                 }
                 else
                 {
-                    QString furl = d->currentTrack->url();
+                    QString furl = url;
                     if ( furl.startsWith( "file://" ) )
                         furl = furl.right( furl.length() - 7 );
 

src/libtomahawk/audio/AudioEngine.h

@@ -132,7 +132,8 @@ signals:
 
 private slots:
     void loadTrack( const Tomahawk::result_ptr& result ); //async!
-    void performLoadTrack( const Tomahawk::result_ptr& result, QSharedPointer< QIODevice >& io ); //only call from loadTrack kthxbi
+    void performLoadIODevice( const Tomahawk::result_ptr& result, const QString& url ); //only call from loadTrack kthxbi
+    void performLoadTrack( const Tomahawk::result_ptr& result, const QString& url, QSharedPointer< QIODevice >& io ); //only call from loadTrack or performLoadIODevice kthxbi
     void loadPreviousTrack();
     void loadNextTrack();
 
@@ -155,7 +156,7 @@ private:
     void audioDataArrived( QMap< AudioEngine::AudioChannel, QVector< qint16 > >& data );
 
 
-    Q_DECLARE_PRIVATE( AudioEngine );
+    Q_DECLARE_PRIVATE( AudioEngine )
     AudioEnginePrivate* d_ptr;
 };
 

src/libtomahawk/network/Servent.cpp

@@ -88,7 +88,7 @@ Servent::Servent( QObject* parent )
 
     setProxy( QNetworkProxy::NoProxy );
 
-    IODeviceFactoryFunc fac = boost::bind( &Servent::remoteIODeviceFactory, this, _1, _2 );
+    IODeviceFactoryFunc fac = boost::bind( &Servent::remoteIODeviceFactory, this, _1, _2, _3 );
     Tomahawk::UrlHandler::registerIODeviceFactory( "servent", fac );
 }
 
@@ -1224,12 +1224,12 @@ Servent::claimOffer( ControlConnection* cc, const QString &nodeid, const QString
 
 
 void
-Servent::remoteIODeviceFactory( const Tomahawk::result_ptr& result,
+Servent::remoteIODeviceFactory( const Tomahawk::result_ptr& result, const QString& url,
                                 boost::function< void ( QSharedPointer< QIODevice >& ) > callback )
 {
     QSharedPointer<QIODevice> sp;
 
-    QStringList parts = result->url().mid( QString( "servent://" ).length() ).split( "\t" );
+    QStringList parts = url.mid( QString( "servent://" ).length() ).split( "\t" );
     const QString sourceName = parts.at( 0 );
     const QString fileId = parts.at( 1 );
     source_ptr s = SourceList::instance()->get( sourceName );

src/libtomahawk/network/Servent.h

@@ -77,7 +77,7 @@ public:
     ControlConnection* lookupControlConnection( const SipInfo& sipInfo );
     ControlConnection* lookupControlConnection( const QString& nodeid );
 
-    void remoteIODeviceFactory( const Tomahawk::result_ptr& result,
+    void remoteIODeviceFactory( const Tomahawk::result_ptr& result, const QString& url,
                                     boost::function< void ( QSharedPointer< QIODevice >& ) > callback );
 
     // you may call this method as often as you like for the same peerInfo, dupe checking is done inside

src/libtomahawk/network/StreamConnection.cpp

@@ -190,7 +190,7 @@ StreamConnection::startSending( const Tomahawk::result_ptr& result )
 
     boost::function< void ( QSharedPointer< QIODevice >& ) > callback =
             boost::bind( &StreamConnection::reallyStartSending, this, result, _1 );
-    Tomahawk::UrlHandler::getIODeviceForUrl( m_result, callback );
+    Tomahawk::UrlHandler::getIODeviceForUrl( m_result, m_result->url(), callback );
 }
 
 

src/libtomahawk/resolvers/JSResolverHelper.cpp

@@ -49,6 +49,7 @@ using namespace Tomahawk;
 JSResolverHelper::JSResolverHelper( const QString& scriptPath, JSResolver* parent )
     : QObject( parent )
     , m_urlCallbackIsAsync( false )
+    , m_urlTranslatorIsAsync( false )
 {
     m_scriptPath = scriptPath;
     m_resolver = parent;
@@ -453,15 +454,43 @@ JSResolverHelper::addCustomUrlHandler( const QString& protocol,
 {
     m_urlCallbackIsAsync = ( isAsynchronous.toLower() == "true" ) ? true : false;
 
-    boost::function< void( const Tomahawk::result_ptr&,
+    boost::function< void( const Tomahawk::result_ptr&, const QString&,
                            boost::function< void( QSharedPointer< QIODevice >& ) > )> fac =
-            boost::bind( &JSResolverHelper::customIODeviceFactory, this, _1, _2 );
+            boost::bind( &JSResolverHelper::customIODeviceFactory, this, _1, _2, _3 );
     Tomahawk::UrlHandler::registerIODeviceFactory( protocol, fac );
 
     m_urlCallback = callbackFuncName;
 }
 
 
+void
+JSResolverHelper::addCustomUrlTranslator( const QString& protocol,
+                                             const QString& callbackFuncName,
+                                             const QString& isAsynchronous )
+{
+    m_urlTranslatorIsAsync = ( isAsynchronous.toLower() == "true" ) ? true : false;
+
+    boost::function< void( const Tomahawk::result_ptr&, const QString&,
+                           boost::function< void( const QString& ) > )> fac =
+            boost::bind( &JSResolverHelper::customUrlTranslator, this, _1, _2, _3 );
+    Tomahawk::UrlHandler::registerUrlTranslator( protocol, fac );
+
+    m_urlTranslator = callbackFuncName;
+}
+
+
+void
+JSResolverHelper::reportUrlTranslation( const QString& qid, const QString& streamUrl )
+{
+    if ( !m_translatorCallbacks.contains( qid ) )
+        return;
+
+    boost::function< void( const QString& ) > callback = m_translatorCallbacks.take( qid );
+
+    returnUrlTranslation( streamUrl, callback );
+}
+
+
 QByteArray
 JSResolverHelper::base64Encode( const QByteArray& input )
 {
@@ -477,11 +506,11 @@ JSResolverHelper::base64Decode( const QByteArray& input )
 
 
 void
-JSResolverHelper::customIODeviceFactory( const Tomahawk::result_ptr& result,
+JSResolverHelper::customIODeviceFactory( const Tomahawk::result_ptr&, const QString& url,
                                                boost::function< void( QSharedPointer< QIODevice >& ) > callback )
 {
     //can be sync or async
-    QString origResultUrl = QString( QUrl( result->url() ).toEncoded() );
+    QString origResultUrl = QString( QUrl( url ).toEncoded() );
 
     if ( m_urlCallbackIsAsync )
     {
@@ -505,6 +534,34 @@ JSResolverHelper::customIODeviceFactory( const Tomahawk::result_ptr& result,
 }
 
 
+void
+JSResolverHelper::customUrlTranslator( const Tomahawk::result_ptr&, const QString& url, boost::function<void (const QString& )> callback )
+{
+    //can be sync or async
+    QString origResultUrl = QString( QUrl( url ).toEncoded() );
+
+    if ( m_urlTranslatorIsAsync )
+    {
+        QString qid = uuid();
+        QString getUrl = QString( "Tomahawk.resolver.instance.%1( '%2', '%3' );" ).arg( m_urlTranslator )
+                                                                                  .arg( qid )
+                                                                                  .arg( origResultUrl );
+
+        m_translatorCallbacks.insert( qid, callback );
+        m_resolver->d_func()->engine->mainFrame()->evaluateJavaScript( getUrl );
+    }
+    else
+    {
+        QString getUrl = QString( "Tomahawk.resolver.instance.%1( '%2' );" ).arg( m_urlTranslator )
+                                                                            .arg( origResultUrl );
+
+        QString urlStr = m_resolver->d_func()->engine->mainFrame()->evaluateJavaScript( getUrl ).toString();
+
+        returnUrlTranslation( urlStr, callback );
+    }
+}
+
+
 void
 JSResolverHelper::reportStreamUrl( const QString& qid,
                                          const QString& streamUrl )
@@ -537,3 +594,18 @@ JSResolverHelper::returnStreamUrl( const QString& streamUrl, boost::function< vo
     sp = QSharedPointer< QIODevice >( reply, &QObject::deleteLater );
     callback( sp );
 }
+
+
+void
+JSResolverHelper::returnUrlTranslation( const QString& streamUrl, boost::function<void (const QString& )> callback )
+{
+    if ( streamUrl.isEmpty() )
+    {
+        callback( QString() );
+        return;
+    }
+
+    //boost::functions cannot accept temporaries as parameters
+    // sp = QSharedPointer< QString >( streamUrl , &QObject::deleteLater );
+    callback( streamUrl );
+}

src/libtomahawk/resolvers/JSResolverHelper.h

@@ -46,12 +46,16 @@ public:
 
     Q_INVOKABLE void addCustomUrlHandler( const QString& protocol, const QString& callbackFuncName, const QString& isAsynchronous = "false" );
     Q_INVOKABLE void reportStreamUrl( const QString& qid, const QString& streamUrl );
+    Q_INVOKABLE void addCustomUrlTranslator( const QString& protocol, const QString& callbackFuncName, const QString& isAsynchronous = "false" );
+    Q_INVOKABLE void reportUrlTranslation( const QString& qid, const QString& streamUrl );
 
     Q_INVOKABLE QByteArray base64Encode( const QByteArray& input );
     Q_INVOKABLE QByteArray base64Decode( const QByteArray& input );
 
-    void customIODeviceFactory( const Tomahawk::result_ptr& result,
+    void customIODeviceFactory( const Tomahawk::result_ptr&, const QString& url,
                                 boost::function< void( QSharedPointer< QIODevice >& ) > callback ); // async
+    void customUrlTranslator( const Tomahawk::result_ptr&, const QString& url,
+                                boost::function< void( const QString& ) > callback ); // async
 
 public slots:
     QByteArray readRaw( const QString& fileName );
@@ -82,10 +86,13 @@ private slots:
 private:
     Tomahawk::query_ptr parseTrack( const QVariantMap& track );
     void returnStreamUrl( const QString& streamUrl, boost::function< void( QSharedPointer< QIODevice >& ) > callback );
+    void returnUrlTranslation( const QString& streamUrl, boost::function< void( const QString& ) > callback );
 
-    QString m_scriptPath, m_urlCallback;
+    QString m_scriptPath, m_urlCallback, m_urlTranslator;
     QHash< QString, boost::function< void( QSharedPointer< QIODevice >& ) > > m_streamCallbacks;
+    QHash< QString, boost::function< void( const QString& ) > > m_translatorCallbacks;
     bool m_urlCallbackIsAsync;
+    bool m_urlTranslatorIsAsync;
     QVariantMap m_resolverConfig;
     JSResolver* m_resolver;
     QString m_pendingUrl;