strawberry-audio-player-win.../src/scrobbler/scrobblingapi20.cpp

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/*
* Strawberry Music Player
* Copyright 2018, Jonas Kvinge <jonas@jkvinge.net>
*
* Strawberry 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 3 of the License, or
* (at your option) any later version.
*
* Strawberry 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 Strawberry. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include "config.h"
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#include <stdbool.h>
#include <QtGlobal>
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#include <QApplication>
#include <QDesktopServices>
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#include <QClipboard>
#include <QVariant>
#include <QByteArray>
#include <QString>
#include <QUrl>
#include <QUrlQuery>
#include <QDateTime>
#include <QCryptographicHash>
#include <QMenu>
#include <QMessageBox>
#include <QSettings>
#include <QNetworkRequest>
#include <QNetworkReply>
#include <QJsonParseError>
#include <QJsonDocument>
#include <QJsonObject>
#include <QJsonArray>
#include <QJsonValue>
#include "core/application.h"
#include "core/closure.h"
#include "core/network.h"
#include "core/song.h"
#include "core/timeconstants.h"
#include "core/logging.h"
#include "internet/localredirectserver.h"
#include "settings/settingsdialog.h"
#include "settings/scrobblersettingspage.h"
#include "audioscrobbler.h"
#include "scrobblerservices.h"
#include "scrobblingapi20.h"
#include "scrobblercache.h"
#include "scrobblercacheitem.h"
const char *ScrobblingAPI20::kApiKey = "211990b4c96782c05d1536e7219eb56e";
const char *ScrobblingAPI20::kSecret = "80fd738f49596e9709b1bf9319c444a8";
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const char *ScrobblingAPI20::kRedirectUrl = "https://oauth.strawberrymusicplayer.org";
const int ScrobblingAPI20::kScrobblesPerRequest = 50;
ScrobblingAPI20::ScrobblingAPI20(const QString &name, const QString &settings_group, const QString &auth_url, const QString &api_url, const bool batch, Application *app, QObject *parent) :
ScrobblerService(name, app, parent),
name_(name),
settings_group_(settings_group),
auth_url_(auth_url),
api_url_(api_url),
batch_(batch),
app_(app),
server_(nullptr),
enabled_(false),
subscriber_(false),
submitted_(false),
timestamp_(0) {}
ScrobblingAPI20::~ScrobblingAPI20() {}
void ScrobblingAPI20::ReloadSettings() {
QSettings s;
s.beginGroup(settings_group_);
enabled_ = s.value("enabled", false).toBool();
https_ = s.value("https", false).toBool();
s.endGroup();
s.beginGroup(ScrobblerSettingsPage::kSettingsGroup);
prefer_albumartist_ = s.value("albumartist", false).toBool();
s.endGroup();
}
void ScrobblingAPI20::LoadSession() {
QSettings s;
s.beginGroup(settings_group_);
subscriber_ = s.value("subscriber", false).toBool();
username_ = s.value("username").toString();
session_key_ = s.value("session_key").toString();
s.endGroup();
}
void ScrobblingAPI20::Logout() {
subscriber_ = false;
username_.clear();
session_key_.clear();
QSettings settings;
settings.beginGroup(settings_group_);
settings.remove("subscriber");
settings.remove("username");
settings.remove("session_key");
settings.endGroup();
}
void ScrobblingAPI20::Authenticate(const bool https) {
if (!server_) {
server_ = new LocalRedirectServer(https, this);
if (!server_->Listen()) {
AuthError(server_->error());
delete server_;
server_ = nullptr;
return;
}
connect(server_, SIGNAL(Finished()), this, SLOT(RedirectArrived()));
}
QUrlQuery redirect_url_query;
const QString port = QString::number(server_->url().port());
redirect_url_query.addQueryItem("port", port);
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if (https) redirect_url_query.addQueryItem("https", QString("1"));
QUrl redirect_url(kRedirectUrl);
redirect_url.setQuery(redirect_url_query);
QUrlQuery url_query;
url_query.addQueryItem("api_key", kApiKey);
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url_query.addQueryItem("cb", redirect_url.toString());
QUrl url(auth_url_);
url.setQuery(url_query);
QMessageBox messagebox(QMessageBox::Information, tr("%1 Scrobbler Authentication").arg(name_), tr("Open URL in web browser?<br /><a href=\"%1\">%1</a><br />Press \"Save\" to copy the URL to clipboard and manually open it in a web browser.").arg(url.toString()), QMessageBox::Open|QMessageBox::Save|QMessageBox::Cancel);
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messagebox.setTextFormat(Qt::RichText);
int result = messagebox.exec();
switch (result) {
case QMessageBox::Open:{
bool openurl_result = QDesktopServices::openUrl(url);
if (openurl_result) {
break;
}
QMessageBox messagebox_error(QMessageBox::Warning, tr("%1 Scrobbler Authentication").arg(name_), tr("Could not open URL. Please open this URL in your browser:<br /><a href=\"%1\">%1</a>").arg(url.toString()), QMessageBox::Ok);
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messagebox_error.setTextFormat(Qt::RichText);
messagebox_error.exec();
}
// fallthrough
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case QMessageBox::Save:
QApplication::clipboard()->setText(url.toString());
break;
case QMessageBox::Cancel:
if (server_) {
server_->close();
server_->deleteLater();
server_ = nullptr;
}
emit AuthenticationComplete(false);
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break;
default:
break;
}
}
void ScrobblingAPI20::RedirectArrived() {
if (!server_) return;
if (server_->error().isEmpty()) {
QUrl url = server_->request_url();
if (url.isValid()) {
QUrlQuery url_query(url);
if (url_query.hasQueryItem("token")) {
QString token = url_query.queryItemValue("token").toUtf8();
RequestSession(token);
}
else {
AuthError(tr("Invalid reply from web browser. Missing token."));
}
}
else {
AuthError(tr("Received invalid reply from web browser. Try the HTTPS option, or use another browser like Chromium or Chrome."));
}
}
else {
AuthError(server_->error());
}
server_->close();
server_->deleteLater();
server_ = nullptr;
}
void ScrobblingAPI20::RequestSession(const QString &token) {
QUrl session_url(api_url_);
QUrlQuery session_url_query;
session_url_query.addQueryItem("api_key", kApiKey);
session_url_query.addQueryItem("method", "auth.getSession");
session_url_query.addQueryItem("token", token);
QString data_to_sign;
for (QPair<QString, QString> param : session_url_query.queryItems()) {
data_to_sign += param.first + param.second;
}
data_to_sign += kSecret;
QByteArray const digest = QCryptographicHash::hash(data_to_sign.toUtf8(), QCryptographicHash::Md5);
QString signature = QString::fromLatin1(digest.toHex()).rightJustified(32, '0').toLower();
session_url_query.addQueryItem("api_sig", signature);
session_url_query.addQueryItem(QUrl::toPercentEncoding("format"), QUrl::toPercentEncoding("json"));
session_url.setQuery(session_url_query);
QNetworkRequest req(session_url);
#if (QT_VERSION >= QT_VERSION_CHECK(5, 6, 0))
req.setAttribute(QNetworkRequest::FollowRedirectsAttribute, true);
#endif
QNetworkReply *reply = network()->get(req);
NewClosure(reply, SIGNAL(finished()), this, SLOT(AuthenticateReplyFinished(QNetworkReply*)), reply);
}
void ScrobblingAPI20::AuthenticateReplyFinished(QNetworkReply *reply) {
reply->deleteLater();
QByteArray data;
if (reply->error() == QNetworkReply::NoError && reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt() == 200) {
data = reply->readAll();
}
else {
if (reply->error() < 200) {
// This is a network error, there is nothing more to do.
AuthError(QString("%1 (%2)").arg(reply->errorString()).arg(reply->error()));
}
else {
// See if there is Json data containing "error" and "message" - then use that instead.
data = reply->readAll();
QString error;
QJsonParseError json_error;
QJsonDocument json_doc = QJsonDocument::fromJson(data, &json_error);
if (json_error.error == QJsonParseError::NoError && !json_doc.isNull() && !json_doc.isEmpty() && json_doc.isObject()) {
QJsonObject json_obj = json_doc.object();
if (json_obj.contains("error") && json_obj.contains("message")) {
int code = json_obj["error"].toInt();
QString message = json_obj["message"].toString();
error = "Error: " + QString::number(code) + ": " + message;
}
else {
error = QString("%1 (%2)").arg(reply->errorString()).arg(reply->error());
}
}
if (error.isEmpty()) {
if (reply->error() != QNetworkReply::NoError) {
error = QString("%1 (%2)").arg(reply->errorString()).arg(reply->error());
}
else {
error = QString("Received HTTP code %1").arg(reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt());
}
}
AuthError(error);
}
return;
}
QJsonObject json_obj = ExtractJsonObj(data);
if (json_obj.isEmpty()) {
AuthError("Json document from server was empty.");
return;
}
if (json_obj.contains("error") && json_obj.contains("message")) {
int error = json_obj["error"].toInt();
QString message = json_obj["message"].toString();
QString failure_reason = "Error: " + QString::number(error) + ": " + message;
AuthError(failure_reason);
return;
}
if (!json_obj.contains("session")) {
AuthError("Json reply from server is missing session.");
return;
}
QJsonValue json_session = json_obj["session"];
if (!json_session.isObject()) {
AuthError("Json session is not an object.");
return;
}
json_obj = json_session.toObject();
if (json_obj.isEmpty()) {
AuthError("Json session object is empty.");
return;
}
if (!json_obj.contains("subscriber") || !json_obj.contains("name") || !json_obj.contains("key")) {
AuthError("Json session object is missing values.");
return;
}
subscriber_ = json_obj["subscriber"].toBool();
username_ = json_obj["name"].toString();
session_key_ = json_obj["key"].toString();
QSettings s;
s.beginGroup(settings_group_);
s.setValue("subscriber", subscriber_);
s.setValue("username", username_);
s.setValue("session_key", session_key_);
s.endGroup();
emit AuthenticationComplete(true);
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DoSubmit();
}
QNetworkReply *ScrobblingAPI20::CreateRequest(const ParamList &request_params) {
ParamList params = ParamList()
<< Param("api_key", kApiKey)
<< Param("sk", session_key_)
<< Param("lang", QLocale().name().left(2).toLower())
<< request_params;
std::sort(params.begin(), params.end());
QUrlQuery url_query;
QString data_to_sign;
for (const Param &param : params) {
EncodedParam encoded_param(QUrl::toPercentEncoding(param.first), QUrl::toPercentEncoding(param.second));
url_query.addQueryItem(encoded_param.first, encoded_param.second);
data_to_sign += param.first + param.second;
}
data_to_sign += kSecret;
QByteArray const digest = QCryptographicHash::hash(data_to_sign.toUtf8(), QCryptographicHash::Md5);
QString signature = QString::fromLatin1(digest.toHex()).rightJustified(32, '0').toLower();
url_query.addQueryItem("api_sig", QUrl::toPercentEncoding(signature));
url_query.addQueryItem("format", QUrl::toPercentEncoding("json"));
QUrl url(api_url_);
QNetworkRequest req(url);
#if (QT_VERSION >= QT_VERSION_CHECK(5, 6, 0))
req.setAttribute(QNetworkRequest::FollowRedirectsAttribute, true);
#endif
req.setHeader(QNetworkRequest::ContentTypeHeader, "application/x-www-form-urlencoded");
QByteArray query = url_query.toString(QUrl::FullyEncoded).toUtf8();
QNetworkReply *reply = network()->post(req, query);
//qLog(Debug) << name_ << "Sending request" << query;
return reply;
}
QByteArray ScrobblingAPI20::GetReplyData(QNetworkReply *reply) {
QByteArray data;
if (reply->error() == QNetworkReply::NoError && reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt() == 200) {
data = reply->readAll();
}
else {
if (reply->error() != QNetworkReply::NoError && reply->error() < 200) {
// This is a network error, there is nothing more to do.
Error(QString("%1 (%2)").arg(reply->errorString()).arg(reply->error()));
}
else {
QString error;
// See if there is Json data containing "error" and "message" - then use that instead.
data = reply->readAll();
QJsonParseError json_error;
QJsonDocument json_doc = QJsonDocument::fromJson(data, &json_error);
int error_code = -1;
if (json_error.error == QJsonParseError::NoError && !json_doc.isNull() && !json_doc.isEmpty() && json_doc.isObject()) {
QJsonObject json_obj = json_doc.object();
if (json_obj.contains("error") && json_obj.contains("message")) {
error_code = json_obj["error"].toInt();
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QString error_message = json_obj["message"].toString();
error = QString("%1 (%2)").arg(error_message).arg(error_code);
}
}
if (error.isEmpty()) {
if (reply->error() != QNetworkReply::NoError) {
error = QString("%1 (%2)").arg(reply->errorString()).arg(reply->error());
}
else {
error = QString("Received HTTP code %1").arg(reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt());
}
}
if (reply->error() == QNetworkReply::ContentAccessDenied ||
reply->error() == QNetworkReply::ContentOperationNotPermittedError ||
reply->error() == QNetworkReply::AuthenticationRequiredError ||
error_code == ScrobbleErrorCode::InvalidSessionKey ||
error_code == ScrobbleErrorCode::AuthenticationFailed
){
// Session is probably expired
Logout();
}
Error(error);
}
return QByteArray();
}
return data;
}
void ScrobblingAPI20::UpdateNowPlaying(const Song &song) {
song_playing_ = song;
timestamp_ = QDateTime::currentDateTime().toTime_t();
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if (!IsAuthenticated() || !song.is_metadata_good() || app_->scrobbler()->IsOffline()) return;
QString album = song.album();
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album = album.remove(Song::kAlbumRemoveDisc);
album = album.remove(Song::kAlbumRemoveMisc);
ParamList params = ParamList()
<< Param("method", "track.updateNowPlaying")
<< Param("artist", prefer_albumartist_ && song.effective_albumartist() != Song::kVariousArtists ? song.effective_albumartist() : song.artist())
<< Param("track", song.title());
if (!album.isEmpty())
params << Param("album", album);
if (!prefer_albumartist_ && !song.albumartist().isEmpty() && song.albumartist().toLower() != Song::kVariousArtists)
params << Param("albumArtist", song.albumartist());
QNetworkReply *reply = CreateRequest(params);
NewClosure(reply, SIGNAL(finished()), this, SLOT(UpdateNowPlayingRequestFinished(QNetworkReply*)), reply);
}
void ScrobblingAPI20::UpdateNowPlayingRequestFinished(QNetworkReply *reply) {
reply->deleteLater();
QByteArray data = GetReplyData(reply);
if (data.isEmpty()) {
return;
}
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QJsonObject json_obj = ExtractJsonObj(data);
if (json_obj.isEmpty()) {
return;
}
if (json_obj.contains("error") && json_obj.contains("message")) {
int error_code = json_obj["error"].toInt();
QString error_message = json_obj["message"].toString();
QString error_reason = QString("%1 (%2)").arg(error_message).arg(error_code);
Error(error_reason);
return;
}
if (!json_obj.contains("nowplaying")) {
Error("Json reply from server is missing nowplaying.", json_obj);
return;
}
}
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void ScrobblingAPI20::ClearPlaying() {
song_playing_ = Song();
}
void ScrobblingAPI20::Scrobble(const Song &song) {
if (song.id() != song_playing_.id() || song.url() != song_playing_.url() || !song.is_metadata_good()) return;
cache()->Add(song, timestamp_);
if (app_->scrobbler()->IsOffline()) return;
if (!IsAuthenticated()) {
emit ErrorMessage(tr("Scrobbler %1 is not authenticated!").arg(name_));
return;
}
if (!submitted_) {
submitted_ = true;
if (!batch_ || app_->scrobbler()->SubmitDelay() <= 0) {
Submit();
}
else {
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qint64 msec = (app_->scrobbler()->SubmitDelay() * 60 * kMsecPerSec);
DoAfter(this, SLOT(Submit()), msec);
}
}
}
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void ScrobblingAPI20::DoSubmit() {
if (!submitted_ && cache()->Count() > 0) {
submitted_ = true;
qint64 msec = 30000ll;
if (app_->scrobbler()->SubmitDelay() != 0) msec = (app_->scrobbler()->SubmitDelay() * 60 * kMsecPerSec);
DoAfter(this, SLOT(Submit()), msec);
}
}
void ScrobblingAPI20::Submit() {
submitted_ = false;
if (!IsEnabled() || !IsAuthenticated() || app_->scrobbler()->IsOffline()) return;
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qLog(Debug) << name_ << "Submitting scrobbles.";
ParamList params = ParamList() << Param("method", "track.scrobble");
int i(0);
QList<quint64> list;
for (ScrobblerCacheItem *item : cache()->List()) {
if (item->sent_) continue;
item->sent_ = true;
if (!batch_) {
SendSingleScrobble(item);
continue;
}
i++;
list << item->timestamp_;
params << Param(QString("%1[%2]").arg("artist").arg(i), prefer_albumartist_ ? item->effective_albumartist() : item->artist_);
params << Param(QString("%1[%2]").arg("track").arg(i), item->song_);
params << Param(QString("%1[%2]").arg("timestamp").arg(i), QString::number(item->timestamp_));
params << Param(QString("%1[%2]").arg("duration").arg(i), QString::number(item->duration_ / kNsecPerSec));
if (!item->album_.isEmpty())
params << Param(QString("%1[%2]").arg("album").arg(i), item->album_);
if (!prefer_albumartist_ && !item->albumartist_.isEmpty() && item->albumartist_.toLower() != Song::kVariousArtists)
params << Param(QString("%1[%2]").arg("albumArtist").arg(i), item->albumartist_);
if (item->track_ > 0)
params << Param(QString("%1[%2]").arg(i).arg("trackNumber"), QString::number(item->track_));
if (i >= kScrobblesPerRequest) break;
}
if (!batch_ || i <= 0) return;
QNetworkReply *reply = CreateRequest(params);
NewClosure(reply, SIGNAL(finished()), this, SLOT(ScrobbleRequestFinished(QNetworkReply*, QList<quint64>)), reply, list);
}
void ScrobblingAPI20::ScrobbleRequestFinished(QNetworkReply *reply, QList<quint64> list) {
reply->deleteLater();
QByteArray data = GetReplyData(reply);
if (data.isEmpty()) {
cache()->ClearSent(list);
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DoSubmit();
return;
}
QJsonObject json_obj = ExtractJsonObj(data);
if (json_obj.isEmpty()) {
cache()->ClearSent(list);
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DoSubmit();
return;
}
if (json_obj.contains("error") && json_obj.contains("message")) {
int error_code = json_obj["error"].toInt();
QString error_message = json_obj["message"].toString();
QString error_reason = QString("%1 (%2)").arg(error_message).arg(error_code);
Error(error_reason);
cache()->ClearSent(list);
DoSubmit();
return;
}
if (!json_obj.contains("scrobbles")) {
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Error("Json reply from server is missing scrobbles.", json_obj);
cache()->ClearSent(list);
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DoSubmit();
return;
}
cache()->Flush(list);
QJsonValue json_scrobbles = json_obj["scrobbles"];
if (!json_scrobbles.isObject()) {
Error("Json scrobbles is not an object.", json_obj);
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DoSubmit();
return;
}
json_obj = json_scrobbles.toObject();
if (json_obj.isEmpty()) {
Error("Json scrobbles object is empty.", json_scrobbles);
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DoSubmit();
return;
}
if (!json_obj.contains("@attr") || !json_obj.contains("scrobble")) {
Error("Json scrobbles object is missing values.", json_obj);
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DoSubmit();
return;
}
QJsonValue json_attr = json_obj["@attr"];
if (!json_attr.isObject()) {
Error("Json scrobbles attr is not an object.", json_attr);
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DoSubmit();
return;
}
QJsonObject json_obj_attr = json_attr.toObject();
if (json_obj_attr.isEmpty()) {
Error("Json scrobbles attr is empty.", json_attr);
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DoSubmit();
return;
}
if (!json_obj_attr.contains("accepted") || !json_obj_attr.contains("ignored")) {
Error("Json scrobbles attr is missing values.", json_obj_attr);
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DoSubmit();
return;
}
int accepted = json_obj_attr["accepted"].toInt();
int ignored = json_obj_attr["ignored"].toInt();
qLog(Debug) << name_ << "Scrobbles accepted:" << accepted << "ignored:" << ignored;
QJsonValue json_scrobble = json_obj["scrobble"];
if (!json_scrobble.isArray()) {
Error("Json scrobbles scrobble is not array.", json_scrobble);
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DoSubmit();
return;
}
QJsonArray json_array_scrobble = json_scrobble.toArray();
if (json_array_scrobble.isEmpty()) {
Error("Json scrobbles scrobble array is empty.", json_scrobble);
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DoSubmit();
return;
}
for (const QJsonValue &value : json_array_scrobble) {
if (!value.isObject()) {
Error("Json scrobbles scrobble array value is not an object.", value);
continue;
}
QJsonObject json_track = value.toObject();
if (json_track.isEmpty()) {
continue;
}
if (!json_track.contains("artist") ||
!json_track.contains("album") ||
!json_track.contains("albumArtist") ||
!json_track.contains("track") ||
!json_track.contains("timestamp") ||
!json_track.contains("ignoredMessage")
) {
Error("Json scrobbles scrobble is missing values.", json_track);
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continue;
}
QJsonValue json_value_artist = json_track["artist"];
QJsonValue json_value_album = json_track["album"];
QJsonValue json_value_song = json_track["track"];
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QJsonValue json_value_ignoredmessage = json_track["ignoredMessage"];
//quint64 timestamp = json_track["timestamp"].toVariant().toULongLong();
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if (!json_value_artist.isObject() || !json_value_album.isObject() || !json_value_song.isObject() || !json_value_ignoredmessage.isObject()) {
Error("Json scrobbles scrobble values are not objects.", json_track);
continue;
}
QJsonObject json_obj_artist = json_value_artist.toObject();
QJsonObject json_obj_album = json_value_album.toObject();
QJsonObject json_obj_song = json_value_song.toObject();
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QJsonObject json_obj_ignoredmessage = json_value_ignoredmessage.toObject();
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if (json_obj_artist.isEmpty() || json_obj_album.isEmpty() || json_obj_song.isEmpty() || json_obj_ignoredmessage.isEmpty()) {
Error("Json scrobbles scrobble values objects are empty.", json_track);
continue;
}
if (!json_obj_artist.contains("#text") || !json_obj_album.contains("#text") || !json_obj_song.contains("#text")) {
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// Just ignore this, as Last.fm seem to return 1 ignored scrobble for a blank song for each request (no idea why).
continue;
}
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QString artist = json_obj_artist["#text"].toString();
QString album = json_obj_album["#text"].toString();
QString song = json_obj_song["#text"].toString();
bool ignoredmessage = json_obj_ignoredmessage["code"].toVariant().toBool();
QString ignoredmessage_text = json_obj_ignoredmessage["#text"].toString();
if (ignoredmessage) {
Error(QString("Scrobble for \"%1\" ignored: %2").arg(song).arg(ignoredmessage_text));
}
else {
qLog(Debug) << name_ << "Scrobble for" << song << "accepted";
}
}
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DoSubmit();
}
void ScrobblingAPI20::SendSingleScrobble(ScrobblerCacheItem *item) {
ParamList params = ParamList()
<< Param("method", "track.scrobble")
<< Param("artist", prefer_albumartist_ ? item->effective_albumartist() : item->artist_)
<< Param("track", item->song_)
<< Param("timestamp", QString::number(item->timestamp_))
<< Param("duration", QString::number(item->duration_ / kNsecPerSec));
if (!item->album_.isEmpty())
params << Param("album", item->album_);
if (!prefer_albumartist_ && !item->albumartist_.isEmpty() && item->albumartist_.toLower() != Song::kVariousArtists)
params << Param("albumArtist", item->albumartist_);
if (item->track_ > 0)
params << Param("trackNumber", QString::number(item->track_));
QNetworkReply *reply = CreateRequest(params);
NewClosure(reply, SIGNAL(finished()), this, SLOT(SingleScrobbleRequestFinished(QNetworkReply*, quint64)), reply, item->timestamp_);
}
void ScrobblingAPI20::SingleScrobbleRequestFinished(QNetworkReply *reply, quint64 timestamp) {
reply->deleteLater();
ScrobblerCacheItem *item = cache()->Get(timestamp);
if (!item) {
Error(QString("Received reply for non-existing cache entry %1.").arg(timestamp));
return;
}
QByteArray data = GetReplyData(reply);
if (data.isEmpty()) {
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item->sent_ = false;
return;
}
QJsonObject json_obj = ExtractJsonObj(data);
if (json_obj.isEmpty()) {
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item->sent_ = false;
return;
}
if (json_obj.contains("error") && json_obj.contains("message")) {
int error_code = json_obj["error"].toInt();
QString error_message = json_obj["message"].toString();
QString error_reason = QString("%1 (%2)").arg(error_message).arg(error_code);
Error(error_reason);
item->sent_ = false;
return;
}
if (!json_obj.contains("scrobbles")) {
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Error("Json reply from server is missing scrobbles.", json_obj);
item->sent_ = false;
return;
}
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cache()->Remove(timestamp);
item = nullptr;
QJsonValue json_scrobbles = json_obj["scrobbles"];
if (!json_scrobbles.isObject()) {
Error("Json scrobbles is not an object.", json_obj);
return;
}
json_obj = json_scrobbles.toObject();
if (json_obj.isEmpty()) {
Error("Json scrobbles object is empty.", json_scrobbles);
return;
}
if (!json_obj.contains("@attr") || !json_obj.contains("scrobble")) {
Error("Json scrobbles object is missing values.", json_obj);
return;
}
QJsonValue json_attr = json_obj["@attr"];
if (!json_attr.isObject()) {
Error("Json scrobbles attr is not an object.", json_attr);
return;
}
QJsonObject json_obj_attr = json_attr.toObject();
if (json_obj_attr.isEmpty()) {
Error("Json scrobbles attr is empty.", json_attr);
return;
}
QJsonValue json_scrobble = json_obj["scrobble"];
if (!json_scrobble.isObject()) {
Error("Json scrobbles scrobble is not an object.", json_scrobble);
return;
}
QJsonObject json_obj_scrobble = json_scrobble.toObject();
if (json_obj_scrobble.isEmpty()) {
Error("Json scrobbles scrobble is empty.", json_scrobble);
return;
}
if (!json_obj_attr.contains("accepted") || !json_obj_attr.contains("ignored")) {
Error("Json scrobbles attr is missing values.", json_obj_attr);
return;
}
if (!json_obj_scrobble.contains("artist") || !json_obj_scrobble.contains("album") || !json_obj_scrobble.contains("albumArtist") || !json_obj_scrobble.contains("track") || !json_obj_scrobble.contains("timestamp")) {
Error("Json scrobbles scrobble is missing values.", json_obj_scrobble);
return;
}
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QJsonValue json_value_artist = json_obj_scrobble["artist"];
QJsonValue json_value_album = json_obj_scrobble["album"];
QJsonValue json_value_song = json_obj_scrobble["track"];
if (!json_value_artist.isObject() || !json_value_album.isObject() || !json_value_song.isObject()) {
Error("Json scrobbles scrobble values are not objects.", json_obj_scrobble);
return;
}
QJsonObject json_obj_artist = json_value_artist.toObject();
QJsonObject json_obj_album = json_value_album.toObject();
QJsonObject json_obj_song = json_value_song.toObject();
if (json_obj_artist.isEmpty() || json_obj_album.isEmpty() || json_obj_song.isEmpty()) {
Error("Json scrobbles scrobble values objects are empty.", json_obj_scrobble);
return;
}
if (!json_obj_artist.contains("#text") || !json_obj_album.contains("#text") || !json_obj_song.contains("#text")) {
Error("Json scrobbles scrobble values objects are missing #text.", json_obj_artist);
return;
}
QString artist = json_obj_artist["#text"].toString();
QString album = json_obj_album["#text"].toString();
QString song = json_obj_song["#text"].toString();
int accepted = json_obj_attr["accepted"].toVariant().toInt();
if (accepted == 1) {
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qLog(Debug) << name_ << "Scrobble for" << song << "accepted";
}
else {
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Error(QString("Scrobble for \"%1\" not accepted").arg(song));
}
}
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void ScrobblingAPI20::Love() {
if (!song_playing_.is_valid() || !song_playing_.is_metadata_good()) return;
if (!IsAuthenticated()) app_->scrobbler()->ShowConfig();
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qLog(Debug) << name_ << "Sending love for song" << song_playing_.artist() << song_playing_.album() << song_playing_.title();
ParamList params = ParamList()
<< Param("method", "track.love")
<< Param("artist", prefer_albumartist_ && song_playing_.effective_albumartist() != Song::kVariousArtists ? song_playing_.effective_albumartist() : song_playing_.artist())
<< Param("track", song_playing_.title());
if (!song_playing_.album().isEmpty())
params << Param("album", song_playing_.album());
if (!prefer_albumartist_ && !song_playing_.albumartist().isEmpty() && song_playing_.albumartist().toLower() != Song::kVariousArtists)
params << Param("albumArtist", song_playing_.albumartist());
QNetworkReply *reply = CreateRequest(params);
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NewClosure(reply, SIGNAL(finished()), this, SLOT(LoveRequestFinished(QNetworkReply*)), reply);
}
void ScrobblingAPI20::LoveRequestFinished(QNetworkReply *reply) {
reply->deleteLater();
QByteArray data = GetReplyData(reply);
if (data.isEmpty()) {
return;
}
QJsonObject json_obj = ExtractJsonObj(data, true);
if (json_obj.isEmpty()) {
return;
}
if (json_obj.contains("error")) {
QJsonValue json_value = json_obj["error"];
if (!json_value.isObject()) {
Error("Error is not on object.");
return;
}
QJsonObject json_obj_error = json_value.toObject();
if (json_obj_error.isEmpty()) {
Error("Received empty json error object.", json_obj);
return;
}
if (json_obj_error.contains("code") && json_obj_error.contains("#text")) {
int code = json_obj_error["code"].toInt();
QString text = json_obj_error["#text"].toString();
QString error_reason = QString("%1 (%2)").arg(text).arg(code);
Error(error_reason);
return;
}
}
if (json_obj.contains("lfm")) {
QJsonValue json_value = json_obj["lfm"];
if (json_value.isObject()) {
QJsonObject json_obj_lfm = json_value.toObject();
if (json_obj_lfm.contains("status")) {
QString status = json_obj_lfm["status"].toString();
qLog(Debug) << name_ << "Received love status:" << status;
return;
}
}
}
qLog(Debug) << name_ << json_obj;
}
void ScrobblingAPI20::AuthError(const QString &error) {
emit AuthenticationComplete(false, error);
}
void ScrobblingAPI20::Error(const QString &error, const QVariant &debug) {
qLog(Error) << name_ << error;
if (debug.isValid()) qLog(Debug) << debug;
}
QString ScrobblingAPI20::ErrorString(const ScrobbleErrorCode error) const {
switch (error) {
case ScrobbleErrorCode::InvalidService:
return QString("Invalid service - This service does not exist");
case ScrobbleErrorCode::InvalidMethod:
return QString("Invalid Method - No method with that name in this package");
case ScrobbleErrorCode::AuthenticationFailed:
return QString("Authentication Failed - You do not have permissions to access the service");
case ScrobbleErrorCode::InvalidFormat:
return QString("Invalid format - This service doesn't exist in that format");
case ScrobbleErrorCode::InvalidParameters:
return QString("Invalid parameters - Your request is missing a required parameter");
case ScrobbleErrorCode::InvalidResourceSpecified:
return QString("Invalid resource specified");
case ScrobbleErrorCode::OperationFailed:
return QString("Operation failed - Something else went wrong");
case ScrobbleErrorCode::InvalidSessionKey:
return QString("Invalid session key - Please re-authenticate");
case ScrobbleErrorCode::InvalidApiKey:
return QString("Invalid API key - You must be granted a valid key by last.fm");
case ScrobbleErrorCode::ServiceOffline:
return QString("Service Offline - This service is temporarily offline. Try again later.");
case ScrobbleErrorCode::InvalidMethodSignature:
return QString("Invalid method signature supplied");
case ScrobbleErrorCode::TempError:
return QString("There was a temporary error processing your request. Please try again");
case ScrobbleErrorCode::SuspendedAPIKey:
return QString("Suspended API key - Access for your account has been suspended, please contact Last.fm");
case ScrobbleErrorCode::RateLimitExceeded:
return QString("Rate limit exceeded - Your IP has made too many requests in a short period");
default:
return QString("Unknown error");
}
}