109 lines
3.4 KiB
C++
109 lines
3.4 KiB
C++
/* This file is part of Clementine.
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Copyright 2010, David Sansome <me@davidsansome.com>
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Clementine 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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Clementine 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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You should have received a copy of the GNU General Public License
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along with Clementine. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef ULTIMATELYRICSPROVIDER_H
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#define ULTIMATELYRICSPROVIDER_H
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#include <QObject>
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#include <QPair>
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#include <QStringList>
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#include "songinfoprovider.h"
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class NetworkAccessManager;
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class NetworkTimeouts;
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class QNetworkReply;
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class UltimateLyricsProvider : public SongInfoProvider {
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Q_OBJECT
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public:
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UltimateLyricsProvider();
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static const int kRedirectLimit;
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typedef QPair<QString, QString> RuleItem;
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typedef QList<RuleItem> Rule;
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typedef QPair<QString, QString> UrlFormat;
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void set_name(const QString& name) { name_ = name; }
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void set_title(const QString& title) { title_ = title; }
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void set_url(const QString& url) { url_ = url; }
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void set_charset(const QString& charset) { charset_ = charset; }
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void set_relevance(int relevance) { relevance_ = relevance; }
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void add_url_format(const QString& replace, const QString& with) {
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url_formats_ << UrlFormat(replace, with);
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}
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void add_extract_rule(const Rule& rule) { extract_rules_ << rule; }
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void add_exclude_rule(const Rule& rule) { exclude_rules_ << rule; }
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void add_invalid_indicator(const QString& indicator) {
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invalid_indicators_ << indicator;
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}
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QString name() const { return name_; }
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int relevance() const { return relevance_; }
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void FetchInfo(int id, const Song& metadata);
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private slots:
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void RequestFinished(QNetworkReply* reply, const QString& orig_url, int id);
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private:
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bool ApplyExtractRule(const Rule& rule, QString* content) const;
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void ApplyExcludeRule(const Rule& rule, QString* content) const;
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static QString ExtractUrl(const QString& source, const Rule& rule);
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static QString ExtractXmlTag(const QString& source, const QString& tag);
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static QString Extract(const QString& source, const QString& begin,
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const QString& end);
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static QString ExcludeXmlTag(const QString& source, const QString& tag);
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static QString Exclude(const QString& source, const QString& begin,
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const QString& end);
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static QString FirstChar(const QString& text);
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static QString TitleCase(const QString& text);
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static QString NoSpace(const QString& text);
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static bool HTMLHasAlphaNumeric(const QString& html);
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void ReplaceField(const QString& tag, const QString& value,
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QString* text) const;
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void ReplaceFields(const Song& metadata, QString* text) const;
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private:
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NetworkAccessManager* network_;
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NetworkTimeouts* timeouts_;
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QString name_;
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QString title_;
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QString url_;
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QString charset_;
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int relevance_;
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QList<UrlFormat> url_formats_;
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QList<Rule> extract_rules_;
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QList<Rule> exclude_rules_;
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QStringList invalid_indicators_;
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Song metadata_;
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int redirect_count_;
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bool url_hop_;
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};
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#endif // ULTIMATELYRICSPROVIDER_H
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