playlist.cpp

   1 #include <QFile>
   2 #include <QInputDialog>
   3 #include <QNetworkRequest>
   4 #include <QNetworkReply>
   5 #include <QUrl>
   6 #include "playlist.h"
   7
   8 //=========================================================
   9 Playlist::Playlist() : QDialog( 0 )
  10 {
  11         ui = new Ui::Playlist;
  12         ui->setupUi( this );
  13
  14         manager = new QNetworkAccessManager( this );
  15         connect( manager, SIGNAL(finished(QNetworkReply*)), this, SLOT(readNetwork(QNetworkReply*)));
  16
  17         list = new QStringListModel( this );
  18         ui->playlistView->setModel( list );
  19
  20         player = 0;
  21 }
  22 //=========================================================
  23 Playlist::~Playlist()
  24 {
  25         delete ui;
  26         delete manager;
  27 }
  28 //=========================================================
  29 void Playlist::on_addItems_clicked()
  30 {
  31         QUrl url( QInputDialog::getText( this, "Playlist URL", "URL" ));
  32         if( !url.isValid())
  33                 return;
  34
  35         qDebug( "Opening %s", qPrintable( url.toString()));
  36         if( url.scheme() == "http" )
  37                 manager->get( QNetworkRequest( url ));
  38         else if( url.scheme() == "file" ){
  39                 QFile f( url.toLocalFile());
  40                 if( !f.open( QFile::ReadOnly )){
  41                         qDebug( "can't open file: %s", qPrintable( f.fileName()));
  42                         return;
  43                 }
  44
  45                 addM3U( f.readAll());
  46         }
  47         else
  48                 qDebug( "No handlers for this scheme" );
  49 }
  50 //=========================================================
  51 void Playlist::on_removeItems_clicked()
  52 {
  53         qDebug( "FIXME" );
  54 }
  55 //=========================================================
  56 void Playlist::on_startPlay_clicked()
  57 {
  58         if( player ){
  59                 // stop current play
  60                 player->stop();
  61                 delete player;
  62                 player = 0;
  63         }
  64
  65         QStringList items = list->stringList();
  66         if( items.isEmpty()){
  67                 qDebug( "empty list" );
  68                 return;
  69         }
  70
  71         manager->get( QNetworkRequest( QUrl( items.first())));
  72 }
  73 //=========================================================
  74 void Playlist::on_stopPlay_clicked()
  75 {
  76         if( player ){
  77                 player->stop();
  78                 delete player;
  79                 player = 0;
  80         }
  81 }
  82 //=========================================================
  83 void Playlist::addM3U( const QString & data )
  84 {
  85         QStringList m3u_list = data.split( "\n" );
  86         if( m3u_list.isEmpty())
  87                 return;
  88
  89         if( m3u_list.takeFirst().simplified() != "#EXTM3U" ){
  90                 qDebug( "Invalid M3U signature" );
  91                 return;
  92         }
  93
  94         QStringList dataList = list->stringList();
  95         while( !m3u_list.isEmpty()){
  96                 QString item = m3u_list.takeFirst().simplified();
  97                 if( item.startsWith('#'))
  98                         continue;
  99
 100                 // add URL to list
 101                 QUrl url( item );
 102                 if( !url.isValid())
 103                         continue;
 104
 105                 dataList.append( item );
 106         }
 107
 108         list->setStringList( dataList );
 109 }
 110 //=========================================================
 111 void Playlist::readNetwork( QNetworkReply *reply )
 112 {
 113         qDebug( "__FUNCTION__ " );
 114
 115         if( reply->error() == QNetworkReply::NoError ){
 116                 QByteArray data = reply->readAll();
 117                 if( data.left( 7 ) == QByteArray( "#EXTM3U"))
 118                         addM3U( data );
 119                 else {
 120                         player = new Player( data );
 121                         player->start( QThread::LowestPriority );
 122                 }
 123         }
 124         else
 125                 qDebug( "fetch failed: %d", (int)reply->error());
 126 }