podcast! support.. 1st installment. needs improvements

4 files changed, 559 insertions, 102 deletions

diff --git a/core/multimedia/opieplayer/playlistwidget.cpp b/core/multimedia/opieplayer/playlistwidget.cpp
index c0a0029..146dbb6 100644
--- a/core/multimedia/opieplayer/playlistwidget.cpp
+++ b/core/multimedia/opieplayer/playlistwidget.cpp
@@ -26,7 +26,12 @@
 #include "inputDialog.h"
 #include "audiowidget.h"
 #include "videowidget.h"
+#include "rssparser.h"
 
+#include <qpe/process.h>
+
+#include <qvector.h>
+#include <qxml.h>
 /* OPIE */
 #include <qpe/qpeapplication.h>
 #include <qpe/qpemenubar.h>
@@ -490,7 +495,7 @@ void PlayListWidget::setDocument(const QString& fileref) {
 }
 
 void PlayListWidget::setDocumentEx(const QString& fileref) {
-   odebug << "opieplayer receive "+fileref << oendl;
+   owarn << "opieplayer receive "+fileref << oendl;
    clearList();
    DocLnk lnk;
    QFileInfo fileInfo(fileref);
@@ -1063,17 +1068,28 @@ void PlayListWidget::openFile() {
             }
             filename = m3uFile;
          }
+         if( filename.right(3) == "xml" ||
+                 filename.find("rss" ) !=-1)
+         {
+            // readpodcast(filename );
+            downloadPodcast(filename);
+         } else {
          lnk.setName( m3uFile ); //sets name
          lnk.setFile( filename ); //sets file name
          lnk.setIcon("opieplayer2/musicfile");
          d->selectedFiles->addToSelection(  lnk );
          writeCurrentM3u();
       }
+      }
       else if( filename.right( 3) == "m3u" ) {
          readm3u( filename );
 
       } else if( filename.right(3) == "pls" ) {
          readPls( filename );
+      } else if( filename.right(3) == "xml" ||
+                 filename.find("rss" ) !=-1
+         ) {
+         readpodcast( filename );
       } else {
          lnk.setName( fullBaseName ( QFileInfo(filename)) ); //sets name
          lnk.setFile( filename ); //sets file name
@@ -1090,106 +1106,6 @@ void PlayListWidget::openFile() {
 
 
 /*
-reads m3u and shows files/urls to playlist widget */
-void PlayListWidget::readm3u( const QString &filename ) {
-   //    odebug << "read m3u filename " + filename << oendl;
-
-   Om3u *m3uList;
-   QString s, name;
-   m3uList = new Om3u( filename, IO_ReadOnly );
-   m3uList->readM3u();
-   DocLnk lnk;
-   for ( QStringList::ConstIterator it = m3uList->begin(); it != m3uList->end(); ++it ) {
-      s = *it;
-      //          odebug << "reading "+ s << oendl;
-      if(s.left(4)=="http") {
-         lnk.setName( s ); //sets file name
-         lnk.setIcon("opieplayer2/musicfile");
-
-         //          if(s.right(4) != '.' || s.right(5) != '.')
-         if(s.right(4) != '.' || s.right(5) != '.' )
-            if( s.right(1) != "/")
-               lnk.setFile( s+"/"); //if url with no extension
-            else
-               lnk.setFile( s ); //sets file name
-
-      }  else {
-         //               if( QFileInfo( s ).exists() ) {
-         lnk.setName( fullBaseName ( QFileInfo(s)));
-         //                 if(s.right(4) == '.')   {//if regular file
-         if(s.left(1) != "/")  {
-            //            odebug << "set link "+QFileInfo(filename).dirPath()+"/"+s << oendl;
-            lnk.setFile( QFileInfo(filename).dirPath()+"/"+s);
-            lnk.setIcon("SoundPlayer");
-         } else {
-            //            odebug << "set link2 "+s << oendl;
-            lnk.setFile( s);
-            lnk.setIcon("SoundPlayer");
-         }
-      }
-      d->selectedFiles->addToSelection( lnk );
-   }
-   Config config( "OpiePlayer" );
-   config.setGroup( "PlayList" );
-
-   config.writeEntry("CurrentPlaylist",filename);
-   config.write();
-   currentPlayList=filename;
-
-//    m3uList->write();
-   m3uList->close();
-   if(m3uList) delete m3uList;
-
-   d->selectedFiles->setSelectedItem( s);
-   setCaption(tr("OpiePlayer: ")+ fullBaseName ( QFileInfo(filename)));
-
-}
-
-/*
-reads pls and adds files/urls to playlist  */
-void PlayListWidget::readPls( const QString &filename ) {
-
-   //    odebug << "pls filename is " + filename << oendl;
-   Om3u *m3uList;
-   QString s, name;
-   m3uList = new Om3u( filename, IO_ReadOnly );
-   m3uList->readPls();
-
-   for ( QStringList::ConstIterator it = m3uList->begin(); it != m3uList->end(); ++it ) {
-      s = *it;
-      //        s.replace( QRegExp( "%20" )," " );
-      DocLnk lnk( s );
-      QFileInfo f( s );
-      QString name = fullBaseName ( f);
-
-      if( name.left( 4 ) == "http" ) {
-         name = s.right( s.length() - 7);
-      }  else {
-         name = s;
-      }
-
-      name = name.right( name.length() - name.findRev( "\\", -1, TRUE) - 1 );
-
-      lnk.setName( name );
-      if( s.at( s.length() - 4) == '.') {// if this is probably a file
-         lnk.setFile( s );
-      } else { //if its a url
-         if( name.right( 1 ).find( '/' ) == -1) {
-            s += "/";
-         }
-         lnk.setFile( s );
-      }
-      lnk.setType( "audio/x-mpegurl" );
-
-      lnk.writeLink();
-      d->selectedFiles->addToSelection( lnk );
-   }
-
-   m3uList->close();
-   if(m3uList) delete m3uList;
-}
-
-/*
  writes current playlist to current m3u file */
 void PlayListWidget::writeCurrentM3u() {
    //  odebug << "writing to current m3u" << oendl;
@@ -1462,3 +1378,217 @@ void PlayListWidget::qcopReceive(const QCString &msg, const QByteArray &data) {
       QCopEnvelope h("QPE/Application/opieplayer", "raise()");
    }
 }
+
+/*
+reads m3u and shows files/urls to playlist widget */
+void PlayListWidget::readm3u( const QString &filename ) {
+   //    odebug << "read m3u filename " + filename << oendl;
+
+   Om3u *m3uList;
+   QString s, name;
+   m3uList = new Om3u( filename, IO_ReadOnly );
+   m3uList->readM3u();
+   DocLnk lnk;
+   for ( QStringList::ConstIterator it = m3uList->begin(); it != m3uList->end(); ++it ) {
+      s = *it;
+      //          odebug << "reading "+ s << oendl;
+      if(s.left(4)=="http") {
+         lnk.setName( s ); //sets file name
+         lnk.setIcon("opieplayer2/musicfile");
+
+         //          if(s.right(4) != '.' || s.right(5) != '.')
+         if(s.right(4) != '.' || s.right(5) != '.' )
+            if( s.right(1) != "/")
+               lnk.setFile( s+"/"); //if url with no extension
+            else
+               lnk.setFile( s ); //sets file name
+
+      }  else {
+         //               if( QFileInfo( s ).exists() ) {
+         lnk.setName( fullBaseName ( QFileInfo(s)));
+         //                 if(s.right(4) == '.')   {//if regular file
+         if(s.left(1) != "/")  {
+            //            odebug << "set link "+QFileInfo(filename).dirPath()+"/"+s << oendl;
+            lnk.setFile( QFileInfo(filename).dirPath()+"/"+s);
+            lnk.setIcon("SoundPlayer");
+         } else {
+            //            odebug << "set link2 "+s << oendl;
+            lnk.setFile( s);
+            lnk.setIcon("SoundPlayer");
+         }
+      }
+      d->selectedFiles->addToSelection( lnk );
+   }
+   Config config( "OpiePlayer" );
+   config.setGroup( "PlayList" );
+
+   config.writeEntry("CurrentPlaylist",filename);
+   config.write();
+   currentPlayList=filename;
+
+//    m3uList->write();
+   m3uList->close();
+   if(m3uList) delete m3uList;
+
+   d->selectedFiles->setSelectedItem( s);
+   setCaption(tr("OpiePlayer: ")+ fullBaseName ( QFileInfo(filename)));
+
+}
+
+/*
+reads pls and adds files/urls to playlist  */
+void PlayListWidget::readPls( const QString &filename )
+{
+   //    odebug << "pls filename is " + filename << oendl;
+   Om3u *m3uList;
+   QString s, name;
+   m3uList = new Om3u( filename, IO_ReadOnly );
+   m3uList->readPls();
+
+   for ( QStringList::ConstIterator it = m3uList->begin(); it != m3uList->end(); ++it ) {
+      s = *it;
+      //        s.replace( QRegExp( "%20" )," " );
+      DocLnk lnk( s );
+      QFileInfo f( s );
+      QString name = fullBaseName ( f);
+
+      if( name.left( 4 ) == "http" ) {
+         name = s.right( s.length() - 7);
+      }  else {
+         name = s;
+      }
+
+      name = name.right( name.length() - name.findRev( "\\", -1, TRUE) - 1 );
+
+      lnk.setName( name );
+      if( s.at( s.length() - 4) == '.') {// if this is probably a file
+         lnk.setFile( s );
+      } else { //if its a url
+         if( name.right( 1 ).find( '/' ) == -1) {
+            s += "/";
+         }
+         lnk.setFile( s );
+      }
+      lnk.setType( "audio/x-mpegurl" );
+
+      lnk.writeLink();
+      d->selectedFiles->addToSelection( lnk );
+   }
+
+   m3uList->close();
+   if(m3uList) delete m3uList;
+}
+
+bool PlayListWidget::readpodcast( const QString &filename )
+{
+   QStringList latestPodCast;
+   //download url
+   qWarning("podcast "+filename);
+   QFileInfo info(filename);
+   if (info.size() > 0) {
+      bool result = false;
+      // qWarning("parseDoc " + feedFile.name() );
+      QFile file(filename);
+      QXmlInputSource source( file);
+      QXmlSimpleReader reader;
+      //  reader.setFeature("http://xml.org/sax/features/namespaces", true);
+      //  reader.setFeature("http://xml.org/sax/features/namespace-prefixes", true);
+      //  reader.setFeature("http://trolltech.com/xml/features/report-whitespace-only-CharData", false);
+
+      reader.setContentHandler( &rssHandler);
+      reader.setErrorHandler( &rssHandler);
+      result = reader.parse( source);
+      if (!result) {
+         QMessageBox::critical(0, "Error", tr("<p>Error unable to parse file.</p>"));
+//            qWarning("Error unable to parse file\n%s", handler.errorMessage.local8Bit().data());
+         return false;
+      } else {
+         int size = rssHandler.getItems().size();
+          qWarning( rssHandler.getChannelInfo().join("\n"));
+         
+         for(int i = 0; i < size; i++) {
+            QList<QStringList> attributesList = rssHandler.getItems().at(i)->attributes;
+            QStringList *sList;
+            QStringList attList;
+            for(sList = attributesList.first(); sList !=0; sList = attributesList.next()) {
+               for( QStringList::Iterator it = sList->begin(); it != sList->end(); ++it ) {
+                  attList << (*it);
+               }
+               if(i == 0) { //this assumes that the latest is the first
+                  latestPodCast << attList[2]; //this is our mp3 url
+                  latestPodCast << rssHandler.getItems().at(i)->title;
+                  latestPodCast << rssHandler.getItems().at(i)->description;   
+                  latestPodCast << rssHandler.getItems().at(i)->pubdate;
+               }
+            }
+         }
+         QString s = latestPodCast[0];   //this is our mp3 url
+         
+//            http://www.davesipaq.com/podcast.xml
+         DocLnk lnk( s );
+         QFileInfo f( s );
+         QString name = fullBaseName ( f);
+
+         if( name.left( 4 ) == "http" ) {
+            name = s.right( s.length() - 7);
+         }  else {
+            name = s;
+         }
+
+         name = name.right( name.length() - name.findRev( "\\", -1, TRUE) - 1 );
+
+         lnk.setName( name );
+         if( s.at( s.length() - 4) == '.') {// if this is probably a file
+            lnk.setFile( s );
+         } else { //if its a url
+            if( name.right( 1 ).find( '/' ) == -1) {
+               s += "/";
+            }
+            lnk.setFile( s );
+         }
+         lnk.setType( "audio/x-mpegurl" );
+
+         lnk.writeLink();
+         d->selectedFiles->addToSelection( lnk );
+
+      }
+   } else {
+      QMessageBox::critical( 0, "Qtopia Rss", tr("<p>Sorry, could not find the requested document.</p>"));
+      return false;
+   }
+
+   qWarning( latestPodCast.join("\n"));
+
+   return true;
+}
+
+bool PlayListWidget::downloadPodcast(const QString &url)
+{
+   qWarning("download "+url);
+   QString localFile;
+   localFile = url;
+   localFile = localFile.mid(7, localFile.length()-7);
+  
+   localFile = localFile.replace(QRegExp("/"), "_");
+   localFile = localFile.replace(QRegExp("&"), "_");
+   localFile = localFile.replace(QRegExp("="), "_");
+   localFile = localFile.replace(QRegExp("\\?"), "_");
+   localFile = localFile.replace(QRegExp("@"), "_");
+   localFile = QDir::homeDirPath()+"/Settings/"+localFile;
+   
+#warning FIXME
+   QString cmd;
+   cmd = "wget ";
+   cmd +=" -O ";
+   cmd += localFile + " " + url;
+   qWarning(cmd);
+   system(cmd.latin1());   
+//   Process ipkg_status(QStringList()<< "wget" <<"-O" << localFile << url );
+   // QString out;
+//   bool r = ipkg_status.exec("",out);
+//   if(r)
+//      qWarning(out);
+   readpodcast(localFile);   
+   return true;
+}
+
diff --git a/core/multimedia/opieplayer/playlistwidget.h b/core/multimedia/opieplayer/playlistwidget.h
index 0c0e367..6e9acc0 100644
--- a/core/multimedia/opieplayer/playlistwidget.h
+++ b/core/multimedia/opieplayer/playlistwidget.h
@@ -29,6 +29,7 @@
 #include <qpe/qcopenvelope_qws.h>
 
 #include "om3u.h"
+#include "rssparser.h"
 /* #include <qtimer.h> */
 
 
@@ -77,13 +78,14 @@ protected:
 void keyReleaseEvent( QKeyEvent *e);
 void keyPressEvent( QKeyEvent *e);
 private:
+    RssParser rssHandler;
     int defaultSkinIndex;
     bool audioScan, videoScan; 
     void doBlank();
     void doUnblank();
     void readm3u(const QString &);
     void readPls(const QString &);
-
+    bool readpodcast(const QString&);
     
     void initializeStates();
     void readConfig( Config& cfg );
@@ -126,6 +128,8 @@ private slots:
     void playSelected();
     void listDelete();
         
+   bool downloadPodcast(const QString &);
+        
 protected slots:
 /*     void cancelMenuTimer(); */
 /*     void showFileMenu(); */
diff --git a/core/multimedia/opieplayer/rssparser.cpp b/core/multimedia/opieplayer/rssparser.cpp
new file mode 100644
index 0000000..ec81409
--- a/dev/null
+++ b/core/multimedia/opieplayer/rssparser.cpp
@@ -0,0 +1,201 @@
+/***************************************************************************
+ *   Copyright (C) 2004 by ljp                                             *
+ *   lpotter@trolltech.com                                                 *
+ *                                                                         *
+ *   This program may be distributed under the terms of the Q Public       *
+ *   License as defined by Trolltech AS of Norway and appearing in the     *
+ *   file LICENSE.QPL included in the packaging of this file.              *
+ *                                                                         *
+ *   This program is distributed in the hope that it will be useful,       *
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.                  *
+ ***************************************************************************/
+#include "rssparser.h"
+
+#include <qstring.h>
+#include <qmessagebox.h>
+#include <qlist.h>
+
+RssParser::RssParser()
+{
+    isItem = false;
+}
+
+RssParser::~RssParser()
+{
+    int size =  channel->rssItems.size();
+    for (int i = 0; i < size; i ++) {
+        delete channel->rssItems.at(i);
+    }
+    delete channel;
+}
+
+bool RssParser::startElement( const QString &, const QString & /*localName*/,const QString & qName, const QXmlAttributes &atts)
+{
+   if( qName == "rss") {
+      channel = new rssChannel();
+      channel->rssItems.resize( 0);
+      return true;
+   }
+//   qWarning(qName + " %d",atts.length());
+   if(qName == "item") {
+      isItem = true;
+      tag = NewItemTag;
+      Item = new rssItem();
+   }
+
+   if(qName == "image") {
+      tag = NewItemTag;
+      image = new rssImage();
+   }
+
+   if(qName == "title") {
+      tag = TitleTag;
+   }
+
+   if (qName == "description") {
+      tag = DescriptionTag;
+   }
+
+   if( qName == "link") {
+      tag = LinkTag;
+   }
+
+   if( qName == "pubDate") {
+      tag = pubDateTag;
+   }
+
+//    if( qName == "enclosure") {
+//       tag = EnclosureTag;
+//    }
+
+   if(atts.length() > 0/* && tag == EnclosureTag*/) {
+//      qWarning(qName +" attributes %d", atts.length());
+//       Item->attributes << qName;
+//       for(int i=0; i < atts.length(); i++) {
+//          Item->attributes << atts.qName(i) << atts.value(atts.qName(i));  
+//       }
+      
+      QStringList *sList;
+      sList = new QStringList();
+      sList->append(qName);
+      for(int i=0; i < atts.length(); i++) {
+         sList->append( atts.qName(i));
+         sList->append( atts.value(atts.qName(i)));
+      }
+      if(isItem)
+         Item->attributes.append( sList);
+      else
+         channel->attributes.append( sList);
+   }
+
+   return true;
+}
+
+bool RssParser::endElement( const QString &, const QString &, const QString & qName )
+{
+    tag = NoneTag;
+    if(qName == "item") {
+        isItem = false;
+        int size = channel->rssItems.size();
+        channel->rssItems.resize( size + 1);
+        channel->rssItems.insert( channel->rssItems.size() - 1, Item);
+    }
+    if(qName == "channel") {
+//         isItem = false;
+//         int size = channel->rssItems.size();
+//         channel->rssItems.resize( size + 1);
+//         channel->rssItems.insert( channel->rssItems.size() - 1, Item);
+    }
+    return true;
+}
+
+bool RssParser::characters( const QString & ch )
+{
+   if(!ch.isEmpty()) {
+      if(isItem) {
+//       qWarning("ch "+ch);
+         switch(tag) {
+         case NewItemTag:
+            break;
+         case TitleTag:
+            Item->title = ch;
+            break;
+         case DescriptionTag:
+            Item->description = ch;
+            break;
+         case LinkTag:
+            Item->link = ch;
+            break;
+         case pubDateTag:
+            Item->pubdate = ch;
+            break;
+         case NoneTag:
+            break;
+         };
+      } else { //channel
+         switch(tag) {
+         case TitleTag:
+            channel->title = ch;
+            break;
+         case DescriptionTag:
+            channel->description = ch;
+            break;
+         case LinkTag:
+            channel->link = ch;
+            break;
+         case pubDateTag:
+            channel->pubdate = ch;
+            break;
+         case NoneTag:
+         case NewItemTag:
+            break;
+         };
+      }
+   }
+      return true;
+}
+
+bool RssParser::warning(const QXmlParseException &e)
+{
+      errorMessage = e.message();
+//      QMessageBox::message("Warning",tr("<p>Sorry, could not find the requested document.</p>"));
+      qWarning("Warning " + errorMessage);
+      return true;
+}
+
+bool RssParser::error(const QXmlParseException &e)
+{
+      errorMessage = e.message();
+//      QMessageBox::message("Error", "<p>" + errorMessage + "</p>");
+      qWarning("Error: " + errorMessage);
+      return true;
+}
+
+bool RssParser::fatalError(const QXmlParseException &e)
+{
+      errorMessage = e.message();
+//       errorMessage += " line: " + e.lineNumber();
+//       errorMessage += " col: " + e.columnNumber();
+       qWarning("Fatal Error: "+ errorMessage);
+       qWarning("line %d, col %d\n", e.lineNumber(),  e.columnNumber());
+//      QMessageBox::message("Fatal Error", errorMessage );
+      return false;
+}
+
+QVector<rssItem> &RssParser::getItems()
+{   
+    return channel->rssItems;
+}
+
+int RssParser::getSize()
+{
+   return channel->rssItems.size();
+}
+
+QStringList RssParser::getChannelInfo()
+{
+   QStringList ch;
+   ch << channel->title <<  channel->description << channel->link << channel->pubdate << channel->copyright << channel->language;
+   return ch;
+}
diff --git a/core/multimedia/opieplayer/rssparser.h b/core/multimedia/opieplayer/rssparser.h
new file mode 100644
index 0000000..669ece5
--- a/dev/null
+++ b/core/multimedia/opieplayer/rssparser.h
@@ -0,0 +1,122 @@
+/***************************************************************************
+ *   Copyright (C) 2004 by ljp                                             *
+ *   lpotter@trolltech.com                                                 *
+ *                                                                         *
+ *   This program may be distributed under the terms of the Q Public       *
+ *   License as defined by Trolltech AS of Norway and appearing in the     *
+ *   file LICENSE.QPL included in the packaging of this file.              *
+ *                                                                         *
+ *   This program is distributed in the hope that it will be useful,       *
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.                  *
+ ***************************************************************************/
+
+/* RSS required tags:
+    title,link,description
+*/
+/* RSS optional tags:
+    language,copyright,managingEditor,webMaster,pubDate,lastBuildDate,category,generator,docs,cloud,ttl,
+    image,rating,textInput,skipHours,skipDays
+*/
+/*
+  podcast tags
+  <rss xmlns:itunes="http://www.itunes.com/DTDs/Podcast-1.0.dtd" version="2.0">
+  title,link,copyright,pubDate,enclosure,guid,itunes:author,itunes:block,itunes:category,itunes:duration,itunes:explicit,itunes:keywords,itunes:owner,itunes:subtitle,itunes:summary
+*/
+
+#ifndef RSSPARSER_H
+#define RSSPARSER_H
+
+#include <qxml.h>
+#include <qstringlist.h>
+#include <qvector.h>
+#include <qstringlist.h>
+#include <qlist.h>
+
+class QString;
+
+class rssImage {
+public:
+   QString url;
+   QString title;
+   int width;
+   int height;
+   QString description;
+};
+
+class rssItem {
+ public:
+  QString title;
+	QString description;
+  QString link;
+  QString pubdate;
+  QVector <rssImage> rssImageTags;
+  QList<QStringList> attributes; //tags with atttributes
+};
+
+class rssChannel {
+ public:
+  QString title;
+	QString description;
+  QString link;
+  QString pubdate;
+  QString copyright;
+  QString language;
+  QVector <rssImage> rssImageTags;
+  QVector <rssItem> rssItems;
+  QList<QStringList> attributes; //tags with atttributes
+};
+
+class RssParser : public QXmlDefaultHandler
+{
+public:
+   RssParser();
+   ~RssParser();
+	 QString errorMessage;
+
+	 QVector<rssItem> &getItems();
+	 QStringList getChannelInfo();
+   int getSize();
+
+private:
+
+	 enum Tag {
+			 NoneTag = 0,
+			 TitleTag = 1,
+			 NewItemTag = 2,
+			 DescriptionTag = 3,
+			 LinkTag = 4,
+       pubDateTag = 5,
+/*
+       ImageTag = 6, 
+       UrlTag = 7,
+       WidthTag = 8,
+       HeightTag = 9,
+ */
+	 };
+	 Tag tag;
+
+//   QVector <rssItem> rssItems;
+   QStringList channelInfo;
+	 rssItem *Item;
+	 rssChannel *channel;
+	 rssImage *image;
+	 
+	 bool isItem;
+   QStringList tokenNames;
+	 QString htmlString;
+
+protected:
+
+   bool startElement( const QString&, const QString&, const QString& ,const QXmlAttributes& );
+   bool endElement( const QString&, const QString&, const QString& );
+	 bool characters( const QString &);
+
+	 bool warning(const QXmlParseException &);
+	 bool error(const QXmlParseException &);
+	 bool fatalError(const QXmlParseException &);
+	 
+	 QString itemTitle, itemLink, itemDescription;
+};
+
+#endif