diff options
Diffstat (limited to 'src/plugins/General/scrobbler/scrobbler.cpp')
| -rw-r--r-- | src/plugins/General/scrobbler/scrobbler.cpp | 259 |
1 files changed, 259 insertions, 0 deletions
diff --git a/src/plugins/General/scrobbler/scrobbler.cpp b/src/plugins/General/scrobbler/scrobbler.cpp new file mode 100644 index 000000000..7713161b7 --- /dev/null +++ b/src/plugins/General/scrobbler/scrobbler.cpp @@ -0,0 +1,259 @@ +/*************************************************************************** + * Copyright (C) 2008 by Ilya Kotov * + * forkotov02@hotmail.ru * + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License as published by * + * the Free Software Foundation; either version 2 of the License, or * + * (at your option) any later version. * + * * + * 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. See the * + * GNU General Public License for more details. * + * * + * You should have received a copy of the GNU General Public License * + * along with this program; if not, write to the * + * Free Software Foundation, Inc., * + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * + ***************************************************************************/ + +#include <QMenu> +#include <QHttp> +#include <QByteArray> +#include <QCryptographicHash> +#include <QUrl> +#include <QTime> +#include <QSettings> +#include <QDir> + +#include "scrobbler.h" + +#define SCROBBLER_HS_URL "post.audioscrobbler.com" +#define PROTOCOL_VER "1.2" +#define CLIENT_ID "qmm" +#define CLIENT_VER "0.1" + +Scrobbler::Scrobbler(QObject *parent) + : General(parent) +{ + m_http = new QHttp(this); + m_http->setHost(SCROBBLER_HS_URL, 80); + m_state = General::Stopped; + QSettings settings(QDir::homePath()+"/.qmmp/qmmprc", QSettings::IniFormat); + settings.beginGroup("Scrobbler"); + m_login = settings.value("login").toString(); + m_passw = settings.value("password").toString(); + settings.endGroup(); + m_disabled = m_login.isEmpty() || m_passw.isEmpty(); + m_passw = QString(QCryptographicHash::hash(m_passw.toAscii(), QCryptographicHash::Md5).toHex()); + connect(m_http, SIGNAL(requestFinished (int, bool)), SLOT(processResponse(int, bool))); + connect(m_http, SIGNAL(readyRead (const QHttpResponseHeader&)), + SLOT(readResponse(const QHttpResponseHeader&))); + m_time = new QTime(); + m_submitedSongs = 0; + m_handshakeid = 0; + m_submitid = 0; + if (!m_disabled) + handshake(); + //TODO proxy support +} + + +Scrobbler::~Scrobbler() +{ + delete m_time; +} + +void Scrobbler::setState(const uint &state) +{ + m_state = state; + if (m_disabled) + return; + switch ((uint) state) + { + case General::Playing: + { + m_start_ts = time(NULL); + m_time->restart(); + if (!isReady() && m_handshakeid == 0) + handshake(); + break; + } + case General::Paused: + { + break; + } + case General::Stopped: + { + if (!m_song.isEmpty() + && ((m_time->elapsed ()/1000 > 240) + || (m_time->elapsed ()/1000 > int(m_song.length()/2))) + && (m_time->elapsed ()/1000 > 60)) + { + m_songCache << m_song; + m_timeStamps << m_start_ts; + } + + m_song.clear(); + if (m_songCache.isEmpty()) + break; + + if (m_http->error() != QHttp::NoError) + m_http->clearPendingRequests (); + + if (isReady() && m_submitid == 0) + { + submit(); + } + break; + } + } +} + +void Scrobbler::setSongInfo(const SongInfo &song) +{ + if (m_state == General::Playing + && !song.title().isEmpty() //skip empty tags + && !song.artist().isEmpty() + && !song.isStream() //skip stream + && !song.artist().contains("&") //skip tags with special symbols + && !song.title().contains("&") + && !song.album().contains("&") + && !song.artist().contains("=") + && !song.title().contains("=") + && !song.album().contains("=")) + { + m_song = song; + } +} + +void Scrobbler::processResponse(int id, bool error) +{ + if (error) + { + qWarning("Scrobbler: %s", qPrintable(m_http->errorString ())); + //TODO hard failure handling + + if (id == m_submitid) + m_submitid = 0; + else if (id == m_handshakeid) + m_handshakeid = 0; + return; + } + QString str(m_array); + QStringList strlist = str.split("\n"); + + if (id == m_handshakeid) + { + m_handshakeid = 0; + if (!strlist[0].contains("OK") || strlist.size() < 4) + { + qWarning("Scrobbler: handshake phase error: %s", qPrintable(strlist[0])); + //TODO badtime handling + return; + } + if (strlist.size() > 3) //process handshake response + { + qDebug("Scrobbler: reading handshake response"); + qDebug("Scrobbler: Session ID: %s",qPrintable(strlist[1])); + qDebug("Scrobbler: Now-Playing URL: %s",qPrintable(strlist[2])); + qDebug("Scrobbler: Submission URL: %s",qPrintable(strlist[3])); + m_submitUrl = strlist[3]; + m_session = strlist[1]; + return; + } + } + else if (id == m_submitid) + { + m_submitid = 0; + if (!strlist[0].contains("OK")) + { + qWarning("Scrobbler: submit error: %s", qPrintable(strlist[0])); + //TODO badsession handling + return; + } + qWarning("Scrobbler: submited %d song(s)", m_submitedSongs); + while (m_submitedSongs) + { + m_submitedSongs--; + m_timeStamps.removeFirst (); + m_songCache.removeFirst (); + } + } + m_array.clear(); +} + +void Scrobbler::readResponse(const QHttpResponseHeader &header) +{ + if (header.statusCode () != 200) + { + qWarning("Scrobbler: error: %s",qPrintable(header.reasonPhrase ())); + //TODO Failure Handling + return; + } + m_array = m_http->readAll(); +} + +void Scrobbler::handshake() +{ + qDebug("Scrobbler::handshake()"); + time_t ts = time(NULL); + qDebug("Scrobbler: current time stamp %ld",ts); + QString auth_tmp = QString("%1%2").arg(m_passw).arg(ts); + QByteArray auth = QCryptographicHash::hash(auth_tmp.toAscii (), QCryptographicHash::Md5); + auth = auth.toHex(); + + QString url = QString("%1?hs=true&p=%2&c=%3&v=%4&u=%5&t=%6&a=%7") + .arg("/") + .arg(PROTOCOL_VER) + .arg(CLIENT_ID) + .arg(CLIENT_VER) + .arg(m_login) + .arg(ts) + .arg(QString(auth)); + + qDebug("Scrobbler: request url: %s",qPrintable(url)); + m_http->setHost(SCROBBLER_HS_URL, 80); + m_handshakeid = m_http->get(url); +} + +void Scrobbler::submit() +{ + qDebug("Scrobbler::submit()"); + if (m_songCache.isEmpty()) + return; + m_submitedSongs = m_songCache.size(); + QString body = QString("s=%1").arg(m_session); + for (int i = 0; i < qMin(m_songCache.size(), 25); ++i) + { + SongInfo info = m_songCache[i]; + body += QString("&a[%9]=%1&t[%9]=%2&i[%9]=%3&o[%9]=%4&r[%9]=%5&l[%9]=%6&b[%9]=%7&n[%9]=%8&m[%9]=") + .arg(info.artist()) + .arg(info.title()) + .arg( m_timeStamps[i]) + .arg("P") + .arg("") + .arg(info.length()) + .arg(info.album()) + .arg(info.track()) + .arg(i); + } + QUrl url(m_submitUrl); + m_http->setHost(url.host(), url.port()); + QHttpRequestHeader header("POST", url.path()); + header.setContentType("application/x-www-form-urlencoded"); + header.setValue("User-Agent","iScrobbler/1.5.1qmmp-plugins/0.2"); + header.setValue("Host",url.host()); + header.setValue("Accept", "*/*"); + header.setContentLength(QUrl::toPercentEncoding(body,":/[]&=").size()); + qDebug("Scrobbler: submit request header"); + qDebug(qPrintable(header.toString())); + qDebug("*****************************"); + m_submitid = m_http->request(header, QUrl::toPercentEncoding(body,":/[]&=")); +} + +bool Scrobbler::isReady() +{ + return !m_submitUrl.isEmpty() && !m_session.isEmpty(); +} |