154 lines
4.9 KiB
C++
154 lines
4.9 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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*
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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 <QVariant>
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#include <QString>
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#include <QUrl>
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#include <QUrlQuery>
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#include <QNetworkRequest>
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#include <QNetworkReply>
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#include <QXmlStreamReader>
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#include "core/logging.h"
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#include "core/shared_ptr.h"
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#include "core/networkaccessmanager.h"
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#include "utilities/strutils.h"
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#include "lyricssearchrequest.h"
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#include "lyricssearchresult.h"
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#include "lololyricsprovider.h"
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namespace {
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constexpr char kUrlSearch[] = "http://api.lololyrics.com/0.5/getLyric";
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}
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LoloLyricsProvider::LoloLyricsProvider(SharedPtr<NetworkAccessManager> network, QObject *parent) : LyricsProvider(QStringLiteral("LoloLyrics"), true, false, network, parent) {}
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LoloLyricsProvider::~LoloLyricsProvider() {
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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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reply->abort();
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reply->deleteLater();
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}
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}
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bool LoloLyricsProvider::StartSearch(const int id, const LyricsSearchRequest &request) {
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QUrlQuery url_query;
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url_query.addQueryItem(QStringLiteral("artist"), QString::fromLatin1(QUrl::toPercentEncoding(request.artist)));
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url_query.addQueryItem(QStringLiteral("track"), QString::fromLatin1(QUrl::toPercentEncoding(request.title)));
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QUrl url(QString::fromLatin1(kUrlSearch));
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url.setQuery(url_query);
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QNetworkRequest req(url);
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req.setAttribute(QNetworkRequest::RedirectPolicyAttribute, QNetworkRequest::NoLessSafeRedirectPolicy);
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QNetworkReply *reply = network_->get(req);
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replies_ << reply;
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QObject::connect(reply, &QNetworkReply::finished, this, [this, reply, id, request]() { HandleSearchReply(reply, id, request); });
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return true;
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}
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void LoloLyricsProvider::CancelSearch(const int id) { Q_UNUSED(id); }
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void LoloLyricsProvider::HandleSearchReply(QNetworkReply *reply, const int id, const LyricsSearchRequest &request) {
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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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QString failure_reason;
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if (reply->error() != QNetworkReply::NoError) {
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failure_reason = QStringLiteral("%1 (%2)").arg(reply->errorString()).arg(reply->error());
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if (reply->error() < 200) {
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Error(failure_reason);
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emit SearchFinished(id);
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return;
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}
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}
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else if (reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt() != 200) {
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failure_reason = QStringLiteral("Received HTTP code %1").arg(reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt());
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}
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QByteArray data = reply->readAll();
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LyricsSearchResults results;
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if (!data.isEmpty()) {
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QXmlStreamReader reader(data);
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LyricsSearchResult result;
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QString status;
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while (!reader.atEnd()) {
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QXmlStreamReader::TokenType type = reader.readNext();
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QString name = reader.name().toString();
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if (type == QXmlStreamReader::StartElement) {
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if (name == QStringLiteral("result")) {
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status.clear();
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result = LyricsSearchResult();
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}
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else if (name == QStringLiteral("status")) {
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status = reader.readElementText();
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}
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else if (name == QStringLiteral("response")) {
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if (status == QStringLiteral("OK")) {
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result.lyrics = reader.readElementText();
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}
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else {
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failure_reason = reader.readElementText();
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result = LyricsSearchResult();
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}
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}
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}
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else if (type == QXmlStreamReader::EndElement) {
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if (name == QStringLiteral("result")) {
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if (!result.lyrics.isEmpty()) {
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result.lyrics = Utilities::DecodeHtmlEntities(result.lyrics);
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results << result;
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}
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result = LyricsSearchResult();
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}
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}
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}
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}
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if (results.isEmpty()) {
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qLog(Debug) << "LoloLyrics: No lyrics for" << request.artist << request.title << failure_reason;
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}
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else {
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qLog(Debug) << "LoloLyrics: Got lyrics for" << request.artist << request.title;
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}
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emit SearchFinished(id, results);
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}
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void LoloLyricsProvider::Error(const QString &error, const QVariant &debug) {
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qLog(Error) << "LoloLyrics:" << error;
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if (debug.isValid()) qLog(Debug) << debug;
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}
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