157 lines
4.8 KiB
C++
157 lines
4.8 KiB
C++
/*
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* Strawberry Music Player
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* Copyright 2019-2021, Jonas Kvinge <jonas@jkvinge.net>
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* Copyright 2020-2021, Pascal Below <spezifisch@below.fr>
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*
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* Strawberry is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Strawberry is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Strawberry. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "config.h"
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#include <QObject>
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#include <QByteArray>
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#include <QString>
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#include <QDateTime>
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#include <QNetworkReply>
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#include <QJsonObject>
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#include <QJsonArray>
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#include <QJsonValue>
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#include "core/application.h"
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#include "core/logging.h"
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#include "subsonicservice.h"
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#include "subsonicbaserequest.h"
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#include "subsonicscrobblerequest.h"
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namespace {
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constexpr int kMaxConcurrentScrobbleRequests = 3;
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}
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SubsonicScrobbleRequest::SubsonicScrobbleRequest(SubsonicService *service, SubsonicUrlHandler *url_handler, Application *app, QObject *parent)
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: SubsonicBaseRequest(service, parent),
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service_(service),
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url_handler_(url_handler),
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app_(app),
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scrobble_requests_active_(0) {}
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SubsonicScrobbleRequest::~SubsonicScrobbleRequest() {
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while (!replies_.isEmpty()) {
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QNetworkReply *reply = replies_.takeFirst();
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QObject::disconnect(reply, nullptr, this, nullptr);
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if (reply->isRunning()) reply->abort();
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reply->deleteLater();
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}
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}
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void SubsonicScrobbleRequest::CreateScrobbleRequest(const QString &song_id, const bool submission, const QDateTime &start_time) {
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Request request;
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request.song_id = song_id;
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request.submission = submission;
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request.time_ms = start_time.toMSecsSinceEpoch();
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scrobble_requests_queue_.enqueue(request);
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if (scrobble_requests_active_ < kMaxConcurrentScrobbleRequests) FlushScrobbleRequests();
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}
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void SubsonicScrobbleRequest::FlushScrobbleRequests() {
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while (!scrobble_requests_queue_.isEmpty() && scrobble_requests_active_ < kMaxConcurrentScrobbleRequests) {
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Request request = scrobble_requests_queue_.dequeue();
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++scrobble_requests_active_;
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ParamList params = ParamList() << Param(QStringLiteral("id"), request.song_id)
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<< Param(QStringLiteral("submission"), QVariant(request.submission).toString())
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<< Param(QStringLiteral("time"), QVariant(request.time_ms).toString());
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QNetworkReply *reply = CreateGetRequest(QStringLiteral("scrobble"), params);
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replies_ << reply;
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QObject::connect(reply, &QNetworkReply::finished, this, [this, reply]() { ScrobbleReplyReceived(reply); });
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}
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}
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void SubsonicScrobbleRequest::ScrobbleReplyReceived(QNetworkReply *reply) {
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if (!replies_.contains(reply)) return;
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replies_.removeAll(reply);
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QObject::disconnect(reply, nullptr, this, nullptr);
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reply->deleteLater();
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--scrobble_requests_active_;
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// "subsonic-response" is empty on success, but some keys like status, version, or type might be present.
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// Therefore, we can only check for errors.
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QByteArray data = GetReplyData(reply);
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if (data.isEmpty()) {
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FinishCheck();
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return;
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}
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QJsonObject json_obj = ExtractJsonObj(data);
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if (json_obj.isEmpty()) {
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FinishCheck();
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return;
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}
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if (json_obj.contains(QStringLiteral("error"))) {
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QJsonValue json_error = json_obj[QStringLiteral("error")];
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if (!json_error.isObject()) {
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Error(QStringLiteral("Json error is not an object."), json_obj);
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FinishCheck();
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return;
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}
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json_obj = json_error.toObject();
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if (!json_obj.isEmpty() && json_obj.contains(QStringLiteral("code")) && json_obj.contains(QStringLiteral("message"))) {
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int code = json_obj[QStringLiteral("code")].toInt();
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QString message = json_obj[QStringLiteral("message")].toString();
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Error(QStringLiteral("%1 (%2)").arg(message).arg(code));
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FinishCheck();
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}
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else {
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Error(QStringLiteral("Json error object is missing code or message."), json_obj);
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FinishCheck();
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return;
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}
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return;
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}
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FinishCheck();
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}
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void SubsonicScrobbleRequest::FinishCheck() {
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if (!scrobble_requests_queue_.isEmpty() && scrobble_requests_active_ < kMaxConcurrentScrobbleRequests) FlushScrobbleRequests();
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}
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void SubsonicScrobbleRequest::Error(const QString &error, const QVariant &debug) {
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if (!error.isEmpty()) {
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qLog(Error) << "SubsonicScrobbleRequest:" << error;
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errors_ << error;
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}
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if (debug.isValid()) qLog(Debug) << debug;
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FinishCheck();
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}
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