174 lines
5.6 KiB
C++
174 lines
5.6 KiB
C++
/*
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* Strawberry Music Player
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* Copyright 2018, 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 <QPair>
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#include <QList>
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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 <QNetworkAccessManager>
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#include <QNetworkRequest>
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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 <QtDebug>
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#include "core/logging.h"
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#include "core/network.h"
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#include "jsonlyricsprovider.h"
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#include "lyricsfetcher.h"
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#include "lyricsprovider.h"
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#include "auddlyricsprovider.h"
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const char *AuddLyricsProvider::kUrlSearch = "https://api.audd.io/findLyrics/";
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const char *AuddLyricsProvider::kAPITokenB64 = "ZjA0NjQ4YjgyNDM3ZTc1MjY3YjJlZDI5ZDBlMzQxZjk=";
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const int AuddLyricsProvider::kMaxLength = 6000;
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AuddLyricsProvider::AuddLyricsProvider(QObject *parent) : JsonLyricsProvider("AudD", true, false, parent), network_(new NetworkAccessManager(this)) {}
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bool AuddLyricsProvider::StartSearch(const QString &artist, const QString &album, const QString &title, const quint64 id) {
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Q_UNUSED(album);
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const ParamList params = ParamList() << Param("api_token", QByteArray::fromBase64(kAPITokenB64))
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<< Param("q", QString(artist + " " + title));
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QUrlQuery url_query;
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for (const Param ¶m : params) {
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url_query.addQueryItem(QUrl::toPercentEncoding(param.first), QUrl::toPercentEncoding(param.second));
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}
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QUrl url(kUrlSearch);
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url.setQuery(url_query);
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QNetworkRequest req(url);
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req.setAttribute(QNetworkRequest::FollowRedirectsAttribute, true);
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QNetworkReply *reply = network_->get(req);
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connect(reply, &QNetworkReply::finished, [=] { HandleSearchReply(reply, id, artist, title); });
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//qLog(Debug) << "AudDLyrics: Sending request for" << url;
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return true;
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}
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void AuddLyricsProvider::CancelSearch(const quint64 id) { Q_UNUSED(id); }
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void AuddLyricsProvider::HandleSearchReply(QNetworkReply *reply, const quint64 id, const QString &artist, const QString &title) {
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reply->deleteLater();
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QJsonArray json_result = ExtractResult(reply, artist, title);
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if (json_result.isEmpty()) {
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emit SearchFinished(id, LyricsSearchResults());
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return;
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}
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LyricsSearchResults results;
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for (const QJsonValue &value : json_result) {
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if (!value.isObject()) {
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qLog(Error) << "AudDLyrics: Invalid Json reply, result is not an object.";
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qLog(Debug) << value;
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continue;
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}
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QJsonObject json_obj = value.toObject();
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if (
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!json_obj.contains("song_id") ||
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!json_obj.contains("artist_id") ||
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!json_obj.contains("title") ||
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!json_obj.contains("artist") ||
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!json_obj.contains("lyrics")
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) {
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qLog(Error) << "AudDLyrics: Invalid Json reply, result is missing data.";
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qLog(Debug) << value;
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continue;
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}
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LyricsSearchResult result;
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result.artist = json_obj["artist"].toString();
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result.title = json_obj["title"].toString();
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if (result.artist.toLower() != artist.toLower() && result.title.toLower() != title.toLower()) continue;
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result.lyrics = json_obj["lyrics"].toString();
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if (result.lyrics.length() > kMaxLength) continue;
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if (result.lyrics == "error") continue;
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//qLog(Debug) << "AudDLyrics:" << result.artist << result.title << result.lyrics.length();
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results << result;
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}
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if (results.isEmpty()) qLog(Debug) << "AudDLyrics: No lyrics for" << artist << title;
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else qLog(Debug) << "AudDLyrics: Got lyrics for" << artist << title;
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emit SearchFinished(id, results);
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}
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QJsonArray AuddLyricsProvider::ExtractResult(QNetworkReply *reply, const QString &artist, const QString &title) {
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QJsonObject json_obj = ExtractJsonObj(reply);
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if (json_obj.isEmpty()) return QJsonArray();
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if (!json_obj.contains("status")) {
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Error("Json reply is missing status.", json_obj);
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return QJsonArray();
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}
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if (json_obj["status"].toString() == "error") {
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if (!json_obj.contains("error")) {
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Error("Json reply is missing error status.", json_obj);
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return QJsonArray();
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}
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QJsonObject json_error = json_obj["error"].toObject();
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if (!json_error.contains("error_code") || !json_error.contains("error_message")) {
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Error("Json reply is missing error code or message.", json_error);
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return QJsonArray();
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}
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QString error_code(json_error["error_code"].toString());
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QString error_message(json_error["error_message"].toString());
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Error(error_message);
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return QJsonArray();
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}
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if (!json_obj.contains("result")) {
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Error("Json reply is missing result.", json_obj);
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return QJsonArray();
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}
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QJsonArray json_result = json_obj["result"].toArray();
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if (json_result.isEmpty()) {
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Error(QString("No lyrics for %1 %2").arg(artist).arg(title));
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return QJsonArray();
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}
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return json_result;
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}
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void AuddLyricsProvider::Error(const QString &error, const QVariant &debug) {
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qLog(Error) << "AudDLyrics:" << error;
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if (debug.isValid()) qLog(Debug) << debug;
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}
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