107 lines
3.2 KiB
C++
107 lines
3.2 KiB
C++
/*
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* Strawberry Music Player
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* This file was part of Clementine.
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* Copyright 2012, Martin Björklund <mbj4668@gmail.com>
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* Copyright 2016, 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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#ifndef DISCOGSCOVERPROVIDER_H
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#define DISCOGSCOVERPROVIDER_H
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#include "config.h"
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#include <stdbool.h>
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#include <QObject>
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#include <QHash>
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#include <QMetaType>
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#include <QString>
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#include <QNetworkAccessManager>
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#include <QNetworkReply>
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#include "coverprovider.h"
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#include "albumcoverfetcher.h"
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class Application;
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// This struct represents a single search-for-cover request. It identifies and describes the request.
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struct DiscogsCoverSearchContext {
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DiscogsCoverSearchContext() : id(-1), r_count(0) {}
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// The unique request identifier
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int id;
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// The search query
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QString artist;
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QString album;
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int r_count;
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CoverSearchResults results;
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};
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Q_DECLARE_METATYPE(DiscogsCoverSearchContext)
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// This struct represents a single release request. It identifies and describes the request.
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struct DiscogsCoverReleaseContext {
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DiscogsCoverReleaseContext() : id(-1) {}
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int id; // The unique request identifier
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int s_id; // The search request identifier
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QString resource_url;
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};
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Q_DECLARE_METATYPE(DiscogsCoverReleaseContext)
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class DiscogsCoverProvider : public CoverProvider {
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Q_OBJECT
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public:
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explicit DiscogsCoverProvider(Application *app, QObject *parent = nullptr);
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bool StartSearch(const QString &artist, const QString &album, int s_id);
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void CancelSearch(int id);
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private slots:
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void HandleSearchReply(QNetworkReply *reply, int s_id);
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void HandleReleaseReply(QNetworkReply *reply, int s_id, int r_id);
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private:
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static const char *kUrlSearch;
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static const char *kUrlReleases;
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static const char *kAccessKeyB64;
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static const char *kSecretKeyB64;
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QNetworkAccessManager *network_;
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QHash<int, DiscogsCoverSearchContext*> requests_search_;
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QHash<int, DiscogsCoverReleaseContext*> requests_release_;
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bool StartRelease(DiscogsCoverSearchContext *s_ctx, int r_id, QString &resource_url);
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void SendSearchRequest(DiscogsCoverSearchContext *s_ctx);
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void SendReleaseRequest(DiscogsCoverSearchContext *s_ctx, DiscogsCoverReleaseContext *r_ctx);
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QByteArray GetReplyData(QNetworkReply *reply);
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QJsonObject ExtractJsonObj(const QByteArray &data);
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QJsonValue ExtractData(const QByteArray &data, const QString name, const bool silent = false);
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void EndSearch(DiscogsCoverSearchContext *s_ctx, DiscogsCoverReleaseContext *r_ctx);
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void EndSearch(DiscogsCoverSearchContext *s_ctx);
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void EndSearch(DiscogsCoverReleaseContext *r_ctx);
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void Error(QString error, QVariant debug = QVariant());
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};
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#endif // DISCOGSCOVERPROVIDER_H
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