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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commite2de64d6f1beb9e492daf5b886e19933c1fa41dd (patch)
tree9047cf9e6b5c43878d5bf82660adae77ceee097a /libkcddb/synccddbplookup.cpp
downloadtdemultimedia-e2de64d6f1beb9e492daf5b886e19933c1fa41dd.tar.gz
tdemultimedia-e2de64d6f1beb9e492daf5b886e19933c1fa41dd.zip
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdemultimedia@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
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diff --git a/libkcddb/synccddbplookup.cpp b/libkcddb/synccddbplookup.cpp
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+/*
+ Copyright (C) 2002 Rik Hemsley (rikkus) <rik@kde.org>
+ Copyright (C) 2002 Benjamin Meyer <ben-devel@meyerhome.net>
+ Copyright (C) 2005 Richard Lärkäng <nouseforaname@home.se>
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ This library 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. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public License
+ along with this library; see the file COPYING.LIB. If not, write to
+ the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA.
+*/
+
+#include <qstringlist.h>
+#include <kdebug.h>
+
+#include "synccddbplookup.h"
+
+namespace KCDDB
+{
+ SyncCDDBPLookup::SyncCDDBPLookup()
+ : CDDBPLookup()
+ {
+ }
+
+ SyncCDDBPLookup::~SyncCDDBPLookup()
+ {
+ // Empty.
+ }
+
+ CDDB::Result
+ SyncCDDBPLookup::lookup
+ (
+ const QString & hostName,
+ uint port,
+ const TrackOffsetList & trackOffsetList
+ )
+ {
+ if ( trackOffsetList.count() < 3 )
+ return UnknownError;
+
+ trackOffsetList_ = trackOffsetList;
+
+ socket_ = new KNetwork::KBufferedSocket(hostName, QString::number(port));
+ socket_->setTimeout( 30000 );
+ socket_->setOutputBuffering(false);
+
+ Result result;
+
+ // Connect to server.
+ result = connect();
+ if ( Success != result )
+ return result;
+
+ // Try a handshake.
+ result = shakeHands();
+ if ( Success != result )
+ return result;
+
+ // Run a query.
+ result = runQuery();
+ if ( Success != result )
+ return result;
+
+ if (matchList_.isEmpty())
+ return NoRecordFound;
+
+ kdDebug(60010) << matchList_.count() << " matches found." << endl;
+
+ // For each match, read the cd info from the server and save it to
+ // cdInfoList.
+ CDDBMatchList::ConstIterator matchIt = matchList_.begin();
+
+ while ( matchIt != matchList_.end() )
+ {
+ CDDBMatch match( *matchIt );
+ result = matchToCDInfo( match );
+ ++matchIt;
+ }
+
+ sendQuit();
+
+ close();
+
+ return Success;
+ }
+
+ CDDB::Result
+ SyncCDDBPLookup::connect()
+ {
+ kdDebug(60010) << "Trying to connect to " << endl;
+
+ if ( !socket_->lookup() )
+ return HostNotFound;
+
+ socket_->peerResolver().wait();
+
+ if ( socket_->state() != KNetwork::KClientSocketBase::HostFound )
+ return HostNotFound;
+
+ if ( !socket_->connect() )
+ return ServerError;
+
+ socket_->waitForConnect();
+
+ return isConnected() ? Success : ServerError;
+ }
+
+ CDDB::Result
+ SyncCDDBPLookup::shakeHands()
+ {
+ QString line = readLine();
+
+ if ( !parseGreeting( line ) )
+ return ServerError;
+
+ sendHandshake();
+
+ line = readLine();
+
+ if ( !parseHandshake( line ) )
+ return ServerError;
+
+ sendProto();
+
+ // Ignore the response for now
+ readLine();
+
+ return Success;
+ }
+
+ CDDB::Result
+ SyncCDDBPLookup::runQuery()
+ {
+ Result result;
+
+ sendQuery();
+
+ QString line = readLine();
+ result = parseQuery( line );
+
+ if ( ServerError == result )
+ return ServerError;
+
+ if ( MultipleRecordFound == result )
+ {
+ // We have multiple matches
+ line = readLine();
+
+ while (!line.startsWith(".") && !line.isNull() )
+ {
+ parseExtraMatch( line );
+ line = readLine();
+ }
+ }
+
+ return Success;
+ }
+
+ CDDB::Result
+ SyncCDDBPLookup::matchToCDInfo( const CDDBMatch & match )
+ {
+ sendRead( match );
+
+ QString line = readLine();
+
+ Result result = parseRead( line );
+ if ( Success != result )
+ return result;
+
+ QStringList lineList;
+ line = readLine();
+
+ while ( !line.startsWith(".") && !line.isNull() )
+ {
+ lineList.append( line );
+ line = readLine();
+ }
+
+ CDInfo info;
+
+ if ( info.load( lineList ) )
+ {
+ info.category = category_;
+ cdInfoList_.append( info );
+ }
+
+ return Success;
+ }
+
+ QString
+ SyncCDDBPLookup::readLine()
+ {
+ if ( !isConnected() )
+ {
+ kdDebug(60010) << "socket status: " << socket_->state() << endl;
+ return QString::null;
+ }
+
+ if (!socket_->canReadLine())
+ {
+ bool timeout;
+
+ socket_->waitForMore(-1,&timeout);
+
+ if (timeout)
+ return QString::null;
+ }
+
+ return QString::fromUtf8(socket_->readLine());
+ }
+}
+
+// vim:tabstop=2:shiftwidth=2:expandtab:cinoptions=(s,U1,m1