re-enable linux text to speech and fix use of deprecated function

src/GAudioOutput.cc

@@ -131,9 +131,9 @@ GAudioOutput::GAudioOutput(QObject *parent) : QObject(parent),
 
 #endif
     // Initialize audio output
-    //m_media = new Phonon::MediaObject(this);
-    //Phonon::AudioOutput *audioOutput = new Phonon::AudioOutput(Phonon::MusicCategory, this);
-    //createPath(m_media, audioOutput);
+    m_media = new Phonon::MediaObject(this);
+    Phonon::AudioOutput *audioOutput = new Phonon::AudioOutput(Phonon::MusicCategory, this);
+    createPath(m_media, audioOutput);
 
     // Prepare regular emergency signal, will be fired off on calling startEmergency()
     emergencyTimer = new QTimer();
@@ -223,8 +223,8 @@ bool GAudioOutput::say(QString text, int severity)
                 cst_wave *wav = flite_text_to_wave(text.toStdString().c_str(), v);
                 // file.fileName() returns the unique file name
                 cst_wave_save(wav, file.fileName().toStdString().c_str(), "riff");
-                //m_media->setCurrentSource(Phonon::MediaSource(file.fileName().toStdString().c_str()));
-                //m_media->play();
+                m_media->setCurrentSource(Phonon::MediaSource(QUrl::fromLocalFile(file.fileName().toStdString().c_str())));
+                m_media->play();
                 res = true;
             }