/**
* Performs handshake with Audioscrobbler.
*/
void ScrobblerSubmitter::performHandshake()
{
QString handshakeUrl = QString::null;
uint currentTime = QDateTime::currentDateTime( Qt::UTC ).toTime_t();
if ( PROTOCOL_VERSION == "1.1" )
{
// Audioscrobbler protocol 1.1 (current)
// http://post.audioscrobbler.com/?hs=true
// &p=1.1
// &c=<clientid>
// &v=<clientver>
// &u=<user>
handshakeUrl =
HANDSHAKE_URL +
QString(
"&p=%1"
"&c=%2"
"&v=%3"
"&u=%4" )
.arg( PROTOCOL_VERSION )
.arg( CLIENT_ID )
.arg( CLIENT_VERSION )
.arg( m_username );
}
else if ( PROTOCOL_VERSION == "1.2" )
{
// Audioscrobbler protocol 1.2 (RFC)
// http://post.audioscrobbler.com/?hs=true
// &p=1.2
// &c=<clientid>
// &v=<clientversion>
// &u=<username>
// &t=<unix_timestamp>
// &a=<passcode>
handshakeUrl =
HANDSHAKE_URL +
QString(
"&p=%1"
"&c=%2"
"&v=%3"
"&u=%4"
"&t=%5"
"&a=%6" )
.arg( PROTOCOL_VERSION )
.arg( CLIENT_ID )
.arg( CLIENT_VERSION )
.arg( m_username )
.arg( currentTime )
.arg( KMD5( KMD5( m_password.utf8() ).hexDigest() +
currentTime ).hexDigest() );
}
else
{
debug() << "Handshake not implemented for protocol version: " << PROTOCOL_VERSION << endl;
return;
}
debug() << "Handshake url: " << handshakeUrl << endl;
m_submitResultBuffer = "";
m_inProgress = true;
KIO::TransferJob* job = KIO::storedGet( handshakeUrl, false, false );
connect( job, SIGNAL( result( KIO::Job* ) ), SLOT( audioScrobblerHandshakeResult( KIO::Job* ) ) );
}
/**
* Flushes the submit queues
*/
void ScrobblerSubmitter::performSubmit()
{
QString data;
// Audioscrobbler accepts max 10 tracks on one submit.
SubmitItem* items[10];
for ( int submitCounter = 0; submitCounter < 10; submitCounter++ )
items[submitCounter] = 0;
if ( PROTOCOL_VERSION == "1.1" )
{
// Audioscrobbler protocol 1.1 (current)
// http://post.audioscrobbler.com/v1.1-lite.php
// u=<user>
// &s=<MD5 response>&
// a[0]=<artist 0>&t[0]=<track 0>&b[0]=<album 0>&
// m[0]=<mbid 0>&l[0]=<length 0>&i[0]=<time 0>&
// a[1]=<artist 1>&t[1]=<track 1>&b[1]=<album 1>&
// m[1]=<mbid 1>&l[1]=<length 1>&i[1]=<time 1>&
// ...
// a[n]=<artist n>&t[n]=<track n>&b[n]=<album n>&
// m[n]=<mbid n>&l[n]=<length n>&i[n]=<time n>&
data =
"u=" + KURL::encode_string_no_slash( m_username ) +
"&s=" +
KURL::encode_string_no_slash( KMD5( KMD5( m_password.utf8() ).hexDigest() +
m_challenge.utf8() ).hexDigest() );
m_submitQueue.first();
for ( int submitCounter = 0; submitCounter < 10; submitCounter++ )
{
SubmitItem* itemFromQueue = dequeueItem();
if ( itemFromQueue == 0 )
{
if( submitCounter == 0 )
{
// this shouldn't happen, since we shouldn't be scheduled until we have something to do!
debug() << "Nothing to submit!" << endl;
return;
}
else
{
break;
}
}
else
data += '&';
items[submitCounter] = itemFromQueue;
QDateTime playStartTime = QDateTime();
playStartTime.setTime_t( itemFromQueue->playStartTime() );
const QString count = QString::number( submitCounter );
data +=
"a[" + count + "]=" + KURL::encode_string_no_slash( itemFromQueue->artist(), 106 /*utf-8*/ ) +
"&t[" + count + "]=" + KURL::encode_string_no_slash( itemFromQueue->title(), 106 /*utf-8*/ ) +
"&b[" + count + "]=" + KURL::encode_string_no_slash( itemFromQueue->album(), 106 /*utf-8*/ ) +
"&m[" + count + "]=" +
"&l[" + count + "]=" + QString::number( itemFromQueue->length() ) +
"&i[" + count + "]=" + KURL::encode_string_no_slash( playStartTime.toString( "yyyy-MM-dd hh:mm:ss" ) );
}
}
else
{
debug() << "Submit not implemented for protocol version: " << PROTOCOL_VERSION << endl;
return;
}
debug() << "Submit data: " << data << endl;
m_submitResultBuffer = "";
m_inProgress = true;
KIO::TransferJob* job = KIO::http_post( m_submitUrl, data.utf8(), false );
job->addMetaData( "content-type", "Content-Type: application/x-www-form-urlencoded" );
// Loop in reverse order, which helps when items are later fetched from
// m_ongoingSubmits and possibly put back to queue, in correct order
// (i.e. oldest first).
for ( int submitCounter = 9; submitCounter >= 0; submitCounter-- )
if ( items[submitCounter] != 0 )
m_ongoingSubmits.insert( job, items[submitCounter] );
Amarok::StatusBar::instance()->newProgressOperation( job )
.setDescription( i18n( "Submitting to last.fm" ) );
connect( job, SIGNAL( result( KIO::Job* ) ),
this, SLOT( audioScrobblerSubmitResult( KIO::Job* ) ) );
connect( job, SIGNAL( data( KIO::Job*, const QByteArray& ) ),
this, SLOT( audioScrobblerSubmitData( KIO::Job*, const QByteArray& ) ) );
}
static QString md5(const QByteArray &data)
{
return KMD5(data).hexDigest();
}
