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/*
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* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: Music Player Query Manager.
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*
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*/
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#include "mpquerymanager.h"
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#include <QDebug>
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#include <QObject>
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#include <QNetworkAccessManager>
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#include <QNetworkDiskCache>
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#include <QNetworkProxyFactory>
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#include <qmobilityglobal.h>
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#include <qnetworksession.h>
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#include <QDomElement>
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#include <QList>
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#include <QFile>
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#include <QUrl>
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#include <QSslError>
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#include <QDir>
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#include <QCoreApplication>
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#include <thumbnailmanager_qt.h>
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#include <thumbnaildata.h>
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#include <thumbnailobjectsource.h>
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#include "mpdetailssharedialog.h"
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#include "mptrace.h"
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const int KUndefined = -1;
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const int KRecommendationCount = 2;
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MpQueryManager::MpQueryManager()
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: mManager(0),
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mDownloadManager(0),
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mThumbnailManager(0)
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{
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TX_ENTRY
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QString privatePathQt( QCoreApplication::applicationDirPath() );
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TX_LOG_ARGS( "Private path: " << privatePathQt );
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QDir dir( privatePathQt );
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QString newDir = "detailsview";
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bool res = dir.mkdir( newDir );
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TX_LOG_ARGS( "New dir creation result: " << res);
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// We're not handling a negative result for directory creation here,
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// instead it will be escalated in DownloadFinished() method.
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privatePathQt = privatePathQt + "/detailsview";
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QString albumArt1( privatePathQt + "/albumOne.png" );
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QString albumArt2( privatePathQt + "/albumTwo.png" );
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mRecommendationAlbumArtsName << albumArt1 << albumArt2;
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TX_LOG_ARGS( "recommendation album art names: " << mRecommendationAlbumArtsName );
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mManager = new QNetworkAccessManager( this );
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mDownloadManager = new QNetworkAccessManager( this );
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connect( mDownloadManager, SIGNAL( finished( QNetworkReply * ) ), this, SLOT( DownloadFinished( QNetworkReply * ) ) );
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mThumbnailManager = new ThumbnailManager( this );
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mThumbnailManager->setQualityPreference( ThumbnailManager::OptimizeForQuality );
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mThumbnailManager->setThumbnailSize( ThumbnailManager::ThumbnailSmall );
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QObject::connect( mThumbnailManager, SIGNAL( thumbnailReady( QPixmap , void * , int , int ) ),
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this, SLOT( thumbnailReady( QPixmap , void * , int , int ) ) );
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// TODO: Use the album art in provided by 10.1 wk16 platform. Current one is in the binary
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mDefaultRecommendationAlbumArt = QPixmap( ":/mpdetailsviewicons/qtg_large_music_album.svg" );
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TX_EXIT
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}
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MpQueryManager::~MpQueryManager()
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{
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TX_ENTRY
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if ( mManager ) {
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mManager->deleteLater();
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}
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if ( mDownloadManager ) {
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mDownloadManager->deleteLater();
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}
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delete mThumbnailManager;
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TX_EXIT
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}
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void MpQueryManager::clearNetworkReplies()
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{
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disconnect( mManager, SIGNAL( finished( QNetworkReply * ) ), this, SLOT( retrieveInformationFinished( QNetworkReply * ) ) );
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TX_ENTRY_ARGS( "Reply count = " << mReplys.count() );
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for ( int i = 0; i < mReplys.count(); i++ ) {
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QNetworkReply *reply = mReplys.at( i );
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disconnect( reply, SIGNAL( error( QNetworkReply::NetworkError ) ), this, SLOT( retrieveInformationNetworkError( QNetworkReply::NetworkError ) ) );
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if ( reply != NULL ) {
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reply->close();
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reply->deleteLater();
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reply = NULL;
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}
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}
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mReplys.clear();
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TX_EXIT
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}
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void MpQueryManager::queryLocalMusicStore(QString artist,QString album,QString title)
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{
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TX_ENTRY
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mArtist=artist;
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mAlbum=album;
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mTitle=title;
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// TODO: country information handling, MCC
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QString queryURI("http://api.music.ovi.com/1.0/ru/?");
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constructRequest( queryURI );
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TX_LOG_ARGS( "queryURI : " << queryURI );
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retrieveInformation( queryURI );
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TX_EXIT
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}
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void MpQueryManager::queryInspireMeItems(QString artist,QString album,QString title)
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{
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TX_ENTRY
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mArtist=artist;
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mAlbum=album;
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mTitle=title;
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// start querying inspire me items
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QString queryRecommendation("http://api.music.ovi.com/1.0/gb/releases/recommend/?");
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constructRequest( queryRecommendation );
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TX_LOG_ARGS( "queryRecommendation : " << queryRecommendation );
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retrieveInformation( queryRecommendation );
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TX_EXIT
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}
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void MpQueryManager::clearRecommendations()
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{
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TX_ENTRY
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mDownloadedAlbumArts = 0;
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mAlbumArtsReadyCount = 0;
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for ( int i = 0; i < KRecommendationCount; i++ ) {
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mRecommendationSongs.clear();
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mRecommendationArtists.clear();
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mRecommendationAlbumArtsLink.clear();
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mRecommendationAlbumArtsMap.clear();
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QFile file( mRecommendationAlbumArtsName.at( i ) );
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if ( file.exists() ) {
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if ( file.remove() ) {
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TX_LOG_ARGS( "File removed - " << file.fileName() );
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}
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else {
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TX_LOG_ARGS( "Cannot remove file - " << file.fileName() );
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}
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} else {
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TX_LOG_ARGS( "File doesn't exist - " << file.fileName() );
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}
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}
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TX_EXIT
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}
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/*!
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Return recommendation songs
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*/
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QStringList MpQueryManager::recommendationSongs()
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{
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TX_LOG
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return mRecommendationSongs;
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}
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/*!
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Return recommendation artists
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*/
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QStringList MpQueryManager::recommendationArtists()
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{
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TX_LOG
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return mRecommendationArtists;
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}
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/*!
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Return recommendation album arts links
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*/
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QStringList MpQueryManager::recommendationAlbumArtsLink()
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{
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TX_LOG
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return mRecommendationAlbumArtsLink;
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}
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/*!
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Return map of name and pixmap
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*/
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QMap<QString, QPixmap> MpQueryManager::recommendationAlbumArtsMap()
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{
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TX_LOG
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return mRecommendationAlbumArtsMap;
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}
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/*!
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Insert one uri & pixmap item into map
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*/
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void MpQueryManager::insertMapItem( const QString &uri, const QPixmap &pixmap )
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{
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TX_ENTRY_ARGS( "Map Item URI: " << uri );
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mRecommendationAlbumArtsMap.insert( uri, pixmap );
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TX_EXIT
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}
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/*!
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Slot to call when getting response
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*/
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void MpQueryManager::retrieveInformationFinished( QNetworkReply* reply )
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{
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TX_ENTRY
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QString errorStr;
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int errorLine;
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int errorColumn;
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bool parsingSuccess;
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if ( reply->error() == QNetworkReply::NoError )
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{
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parsingSuccess = mDomDocument.setContent( reply, true, &errorStr, &errorLine, &errorColumn );
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if ( parsingSuccess ) {
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handleParsedXML(); //CodeScanner throws a warning mis-interpreting the trailing 'L' to be a leaving function.
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} else {
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// TODO: agree on error handling
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TX_LOG_ARGS( "XML parsing error" );
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}
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}
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else
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{
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// TODO: agree on error handling
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TX_LOG_ARGS( "Network error in retrieving Information" );
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emit networkError();
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}
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TX_EXIT
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}
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/*!
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Slot to call when there is network error
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*/
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void MpQueryManager::retrieveInformationNetworkError( QNetworkReply::NetworkError error )
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{
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// TODO: agree on error handling
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TX_ENTRY_ARGS( "Network error for retrieving Information" << error);
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TX_EXIT
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}
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/*!
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Slot to call when there is ssl error
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*/
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void MpQueryManager::retrieveInformationSslErrors( const QList<QSslError> &/*error*/ )
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{
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// TODO: agree on error handling
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TX_ENTRY_ARGS( "SSL error for retrieving Information" );
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TX_EXIT
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}
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/*!
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Slot to call when downloading finished
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*/
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void MpQueryManager::DownloadFinished( QNetworkReply* reply )
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{
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TX_ENTRY_ARGS( "mDownloadedAlbumArts = " << mDownloadedAlbumArts );
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if ( reply->error() == QNetworkReply::NoError )
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{
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QString fileName = mRecommendationAlbumArtsName.at( mDownloadedAlbumArts );
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QByteArray imageData = reply->readAll();
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bool ret = writeImageToFile( imageData, fileName );
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// If file writing went OK, emit a signal with the real filename
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// If it failed, use empty filename (since file was removed in any case)
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if ( ret )
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{
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setAlbumArtUri( mRecommendationAlbumArtsLink.at( mDownloadedAlbumArts),
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mRecommendationAlbumArtsName.at( mDownloadedAlbumArts ) );
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}
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else
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{
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setAlbumArtUri(mRecommendationAlbumArtsLink.at( mDownloadedAlbumArts), "");
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}
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}
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else
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{
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TX_LOG_ARGS( "Downloading album art failed!" );
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emit networkError();
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}
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mDownloadedAlbumArts++;
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TX_EXIT
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}
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/*!
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Write the image data to a file with the given filename.
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If writing operation fails for any reason (e.g. OOD),
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returns false, otherwise true.
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*/
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bool MpQueryManager::writeImageToFile(const QByteArray &aImageData, const QString &aImageFileName )
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{
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bool ret( false );
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TX_ENTRY_ARGS( "imagefile: " << aImageFileName );
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if ( aImageFileName.isEmpty() )
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{
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TX_LOG_ARGS( "Only store two album arts" );
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}
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else
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{
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QFile file( aImageFileName );
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if ( !file.open( QIODevice::ReadWrite ) )
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{
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TX_LOG_ARGS( "Unable to open file" );
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}
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else
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{
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qint64 writtenBytes = file.write( aImageData );
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// Verify file write status
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if ( writtenBytes < aImageData.size() )
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{
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// If write succeeded only partially, or completely failed,
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// remove the file from filesystem to remove risk of corruption
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TX_LOG_ARGS( "Wrote only " << writtenBytes << " bytes, aborting operation!" );
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file.close();
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QFile::remove( mRecommendationAlbumArtsName.at( mDownloadedAlbumArts ) );
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}
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else
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{
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// If write fully succeeded, flush contents
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TX_LOG_ARGS( "Wrote all the bytes (" << writtenBytes << "), flushing and closing!");
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file.flush();
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file.close();
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ret = true;
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}
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}
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}
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TX_LOG_ARGS( "Returning with value: " << ret );
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TX_EXIT
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return ret;
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}
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/*!
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Get Atom response from Ovi server based on query
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*/
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void MpQueryManager::retrieveInformation( const QString &urlEncoded )
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{
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TX_ENTRY_ARGS( "urlEconded = " << urlEncoded)
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connect( mManager, SIGNAL( finished( QNetworkReply * ) ), this, SLOT( retrieveInformationFinished( QNetworkReply * ) ) );
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QNetworkReply *reply = mManager->get( QNetworkRequest( QUrl( urlEncoded ) ) );
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mReplys.append( reply );
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connect( reply, SIGNAL( error( QNetworkReply::NetworkError ) ), this, SLOT( retrieveInformationNetworkError( QNetworkReply::NetworkError ) ) );
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connect( reply, SIGNAL( sslErrors( QList<QSslError> ) ), this, SLOT( retrieveInformationSslErrors( QList<QSslError> ) ) );
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TX_EXIT
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}
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/*!
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Find the most suitable link based on Atom response from Ovi music server
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*/
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void MpQueryManager::handleParsedXML()
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{
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TX_ENTRY
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QDomElement rootElement = mDomDocument.documentElement();
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if ( rootElement.attribute( "type" ) == "search" ) {
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TX_LOG_ARGS( "URI response" )
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QString result;
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QDomElement entry = rootElement.firstChildElement( "entry" );
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while ( !entry.isNull() )
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{
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if ( entry.attribute( "type" ) == "musictrack" ) {
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QDomElement link = entry.firstChildElement( "link" );
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while ( !link.isNull() )
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{
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if ( link.attribute( "rel" ) == "alternate"
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&& link.attribute( "type" ) == "text/html" ) {
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result = link.attribute( "href" );
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}
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link = link.nextSiblingElement( "link" );
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}
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}
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entry = entry.nextSiblingElement( "entry" );
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}
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// Signal that the url was received. Might be empty string.
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emit searchUrlRetrieved( result );
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} else if ( rootElement.attribute( "type" ) == "recommendedTracks" ) {
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TX_LOG_ARGS( "Recommendation response" )
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QDomElement entry = rootElement.firstChildElement( "entry" );
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QNetworkReply *reply;
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int count = 0;
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while ( !entry.isNull() && count < KRecommendationCount )
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{
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if ( entry.attribute( "type" ) == "musictrack" ) {
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QDomElement link = entry.firstChildElement( "link" );
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while ( !link.isNull() )
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{
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if ( link.attribute( "title" ) == "albumart100" ) {
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mRecommendationAlbumArtsLink.append( link.attribute( "href" ) );
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break;
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} else {
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link = link.nextSiblingElement( "link" );
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}
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}
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QDomElement metadata = entry.firstChildElement( "metadata" );
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mRecommendationSongs.append( metadata.firstChildElement( "name" ).text() );
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mRecommendationArtists.append( metadata.firstChildElement( "primaryartist" ).text() );
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count++;
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}
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entry = entry.nextSiblingElement( "entry" );
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}
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418 |
for (int i = 0; i < KRecommendationCount; i++ ) {
|
|
419 |
TX_LOG_ARGS( "song name: " << mRecommendationSongs.at(i) );
|
|
420 |
TX_LOG_ARGS( "Artist name: " << mRecommendationArtists.at(i) );
|
|
421 |
TX_LOG_ARGS( "Album art link: " << mRecommendationAlbumArtsLink.at(i) );
|
|
422 |
|
|
423 |
if ( mRecommendationAlbumArtsLink.at( i ).contains( "http", Qt::CaseInsensitive ) ) {
|
|
424 |
reply = mDownloadManager->get( QNetworkRequest( QUrl( mRecommendationAlbumArtsLink.at(i) ) ) );
|
|
425 |
mReplys.append( reply );
|
|
426 |
connect( reply, SIGNAL( error( QNetworkReply::NetworkError ) ), this, SLOT( retrieveInformationNetworkError( QNetworkReply::NetworkError ) ) );
|
|
427 |
connect( reply, SIGNAL( sslErrors( QList<QSslError> ) ), this, SLOT( retrieveInformationSslErrors( QList<QSslError> ) ) );
|
|
428 |
}
|
|
429 |
}
|
|
430 |
} else {
|
|
431 |
TX_LOG_ARGS( "Not supported response" )
|
|
432 |
}
|
|
433 |
TX_EXIT
|
|
434 |
}
|
|
435 |
|
|
436 |
/*!
|
|
437 |
Construct the query for fetching URI & recommendations
|
|
438 |
*/
|
|
439 |
void MpQueryManager::constructRequest( QString &uri )
|
|
440 |
{
|
|
441 |
TX_ENTRY_ARGS( "uri =" << uri)
|
|
442 |
|
|
443 |
QStringList keys;
|
|
444 |
keys << "artist" << "albumtitle" << "tracktitle" << "orderby";
|
|
445 |
|
|
446 |
// TODO: need to clarify which crition to use for sort, currently hard code to "relevancy"
|
|
447 |
// order can be relevancy, alltimedownloads, streetreleasedate, sortname, recentdownloads
|
|
448 |
QStringList values;
|
|
449 |
values << mArtist << mAlbum << mTitle << QString("relevancy");
|
|
450 |
TX_LOG_ARGS( "Artist: " << mArtist );
|
|
451 |
TX_LOG_ARGS( "Album: " << mAlbum );
|
|
452 |
TX_LOG_ARGS( "Title: " << mTitle );
|
|
453 |
|
|
454 |
uri += keyValues( keys, values );
|
|
455 |
|
|
456 |
QUrl url(uri);
|
|
457 |
uri = url.toEncoded();
|
|
458 |
TX_EXIT
|
|
459 |
}
|
|
460 |
|
|
461 |
/*!
|
|
462 |
Make a key & value pair string for querying
|
|
463 |
*/
|
|
464 |
QString MpQueryManager::keyValues( QStringList keys, QStringList values ) const
|
|
465 |
{
|
|
466 |
TX_ENTRY
|
|
467 |
QString str;
|
|
468 |
if ( keys.length() != values.length() ) {
|
|
469 |
TX_LOG_ARGS( "Error: keys length is not equal to values length" );
|
|
470 |
} else {
|
|
471 |
for ( int i = 0; i < keys.length(); i++ ) {
|
|
472 |
QString tValue = values.at( i );
|
|
473 |
if ( 0 != tValue.length() )
|
|
474 |
{
|
|
475 |
str += keys.at( i ) + "=" + values.at( i ) + "&";
|
|
476 |
}
|
|
477 |
}
|
|
478 |
}
|
|
479 |
TX_EXIT
|
|
480 |
return str.left( str.length() - 1 );
|
|
481 |
}
|
|
482 |
|
36
|
483 |
/*!
|
|
484 |
Sets recommendation album art
|
|
485 |
*/
|
|
486 |
void MpQueryManager::setAlbumArtUri( const QString &albumArtUri, const QString &albumArtName )
|
|
487 |
{
|
|
488 |
TX_ENTRY_ARGS( "albumArtUri = " << albumArtUri )
|
|
489 |
TX_LOG_ARGS( "albumArtName = " << albumArtName )
|
|
490 |
if ( !albumArtUri.isEmpty() && !albumArtName.isEmpty() ) {
|
|
491 |
int id = mThumbnailManager->getThumbnail( albumArtName, reinterpret_cast<void *>( const_cast<QString *>( &albumArtUri ) ) );
|
|
492 |
if ( id == KUndefined ) {
|
|
493 |
// Request failed. Set default album art.
|
|
494 |
insertMapItem( albumArtUri, mDefaultRecommendationAlbumArt );
|
|
495 |
}
|
|
496 |
}
|
|
497 |
else {
|
|
498 |
// No album art uri. Set default album art.
|
|
499 |
insertMapItem( albumArtUri, mDefaultRecommendationAlbumArt );
|
|
500 |
}
|
|
501 |
TX_EXIT
|
|
502 |
}
|
|
503 |
|
|
504 |
/*!
|
|
505 |
Slot to handle the recommendation album art
|
|
506 |
*/
|
|
507 |
void MpQueryManager::thumbnailReady(
|
|
508 |
const QPixmap& pixmap,
|
|
509 |
void *data,
|
|
510 |
int /*id*/,
|
|
511 |
int error )
|
|
512 |
{
|
|
513 |
TX_ENTRY
|
|
514 |
// TODO: Hkn: use qobject_cast
|
|
515 |
QString uri = *( reinterpret_cast<QString *>( data ) );
|
|
516 |
TX_LOG_ARGS( "Uri: " << uri );
|
|
517 |
|
|
518 |
if ( error == 0 ) {
|
|
519 |
TX_LOG_ARGS( "album art link: " << uri );
|
|
520 |
insertMapItem( uri, pixmap );
|
|
521 |
} else {
|
|
522 |
insertMapItem( uri, mDefaultRecommendationAlbumArt );
|
|
523 |
}
|
|
524 |
if(++mAlbumArtsReadyCount == KRecommendationCount) {
|
|
525 |
emit recommendationAlbumArtsReady();
|
|
526 |
}
|
|
527 |
TX_EXIT
|
|
528 |
}
|