Stands4LyricsProvider: Use API for search

This commit is contained in:
Jonas Kvinge 2023-02-11 01:33:31 +01:00
parent 93d1d40ea5
commit 9b06e85f94
2 changed files with 119 additions and 20 deletions

View File

@ -22,20 +22,26 @@
#include <QVariant>
#include <QString>
#include <QUrl>
#include <QUrlQuery>
#include <QNetworkRequest>
#include <QNetworkReply>
#include <QRegularExpression>
#include <QJsonValue>
#include <QJsonObject>
#include <QJsonArray>
#include "core/logging.h"
#include "core/networkaccessmanager.h"
#include "utilities/strutils.h"
#include "lyricsfetcher.h"
#include "lyricsprovider.h"
#include "stands4lyricsprovider.h"
const char *Stands4LyricsProvider::kUrl = "https://www.lyrics.com/lyrics/";
const char *Stands4LyricsProvider::kApiUrl = "https://www.abbreviations.com/services/v2/lyrics.php";
const char *Stands4LyricsProvider::kLyricsUrl = "https://www.lyrics.com/lyrics/";
const char *Stands4LyricsProvider::kUID = "11363";
const char *Stands4LyricsProvider::kTokenB64 = "b3FOYmxhV1ZKRGxIMnV4OA==";
Stands4LyricsProvider::Stands4LyricsProvider(NetworkAccessManager *network, QObject *parent) : LyricsProvider("Stands4Lyrics", true, false, network, parent) {}
Stands4LyricsProvider::Stands4LyricsProvider(NetworkAccessManager *network, QObject *parent) : JsonLyricsProvider("Stands4Lyrics", true, false, network, parent) {}
Stands4LyricsProvider::~Stands4LyricsProvider() {
@ -50,16 +56,20 @@ Stands4LyricsProvider::~Stands4LyricsProvider() {
bool Stands4LyricsProvider::StartSearch(const QString &artist, const QString &album, const QString &title, const int id) {
Q_UNUSED(album);
QUrl url(kUrl + StringFixup(artist) + "/" + StringFixup(title) + ".html");
QUrlQuery url_query;
url_query.addQueryItem(QUrl::toPercentEncoding("uid"), QUrl::toPercentEncoding(kUID));
url_query.addQueryItem(QUrl::toPercentEncoding("tokenid"), QUrl::toPercentEncoding(QByteArray::fromBase64(kTokenB64)));
url_query.addQueryItem(QUrl::toPercentEncoding("format"), "json");
url_query.addQueryItem(QUrl::toPercentEncoding("artist"), artist);
url_query.addQueryItem(QUrl::toPercentEncoding("album"), album);
url_query.addQueryItem(QUrl::toPercentEncoding("term"), title);
QUrl url(kApiUrl);
url.setQuery(url_query);
QNetworkRequest req(url);
req.setAttribute(QNetworkRequest::RedirectPolicyAttribute, QNetworkRequest::NoLessSafeRedirectPolicy);
QNetworkReply *reply = network_->get(req);
replies_ << reply;
QObject::connect(reply, &QNetworkReply::finished, this, [this, reply, id, artist, title]() { HandleSearchReply(reply, id, artist, title); });
qLog(Debug) << "Stands4Lyrics: Sending request for" << url;
QObject::connect(reply, &QNetworkReply::finished, this, [this, reply, id, artist, album, title]() { HandleSearchReply(reply, id, artist, album, title); });
return true;
@ -67,7 +77,88 @@ bool Stands4LyricsProvider::StartSearch(const QString &artist, const QString &al
void Stands4LyricsProvider::CancelSearch(const int id) { Q_UNUSED(id); }
void Stands4LyricsProvider::HandleSearchReply(QNetworkReply *reply, const int id, const QString &artist, const QString &title) {
void Stands4LyricsProvider::HandleSearchReply(QNetworkReply *reply, const int id, const QString &artist, const QString &album, const QString &title) {
if (!replies_.contains(reply)) return;
replies_.removeAll(reply);
QObject::disconnect(reply, nullptr, this, nullptr);
reply->deleteLater();
QByteArray data = ExtractData(reply);
if (data.isEmpty()) {
emit SearchFinished(id);
return;
}
QJsonObject json_obj = ExtractJsonObj(data);
if (json_obj.isEmpty()) {
qLog(Debug) << "Stands4Lyrics: No lyrics for" << artist << album << title;
emit SearchFinished(id);
return;
}
if (!json_obj.contains("result") || !json_obj["result"].isArray()) {
Error("Json reply is missing result.", json_obj);
emit SearchFinished(id);
return;
}
QJsonArray json_result = json_obj["result"].toArray();
if (json_result.isEmpty()) {
qLog(Debug) << "Stands4Lyrics: No lyrics for" << artist << album << title;
emit SearchFinished(id);
return;
}
LyricsSearchResults results;
for (const QJsonValueRef value : json_result) {
if (!value.isObject()) {
qLog(Error) << "Stands4Lyrics: Invalid Json reply, result is not an object.";
qLog(Debug) << value;
continue;
}
QJsonObject obj = value.toObject();
if (
!obj.contains("song") ||
!obj.contains("artist") ||
!obj.contains("album")
) {
qLog(Error) << "Stands4Lyrics: Invalid Json reply, result is missing data.";
qLog(Debug) << value;
continue;
}
QString result_artist = obj["artist"].toString();
QString result_album = obj["album"].toString();
QString result_title = obj["song"].toString();
if (result_artist.compare(artist, Qt::CaseInsensitive) != 0 &&
result_album.compare(album, Qt::CaseInsensitive) != 0 &&
result_title.compare(title, Qt::CaseInsensitive) != 0) {
continue;
}
SendLyricsRequest(id, result_artist, result_album, result_title);
return;
}
qLog(Debug) << "Stands4Lyrics: No lyrics for" << artist << album << title;
emit SearchFinished(id);
}
void Stands4LyricsProvider::SendLyricsRequest(const int id, const QString &artist, const QString &album, const QString &title) {
QUrl url(kLyricsUrl + StringFixup(artist) + "/" + StringFixup(title) + ".html");
QNetworkRequest req(url);
req.setAttribute(QNetworkRequest::RedirectPolicyAttribute, QNetworkRequest::NoLessSafeRedirectPolicy);
QNetworkReply *reply = network_->get(req);
replies_ << reply;
QObject::connect(reply, &QNetworkReply::finished, this, [this, reply, id, artist, album, title]() { HandleLyricsReply(reply, id, artist, album, title); });
}
void Stands4LyricsProvider::HandleLyricsReply(QNetworkReply *reply, const int id, const QString &artist, const QString &album, const QString &title) {
if (!replies_.contains(reply)) return;
replies_.removeAll(reply);
@ -76,32 +167,35 @@ void Stands4LyricsProvider::HandleSearchReply(QNetworkReply *reply, const int id
if (reply->error() != QNetworkReply::NoError) {
Error(QString("%1 (%2)").arg(reply->errorString()).arg(reply->error()));
emit SearchFinished(id, LyricsSearchResults());
emit SearchFinished(id);
return;
}
else if (reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt() != 200) {
Error(QString("Received HTTP code %1").arg(reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt()));
emit SearchFinished(id, LyricsSearchResults());
emit SearchFinished(id);
return;
}
const QByteArray data = reply->readAll();
if (data.isEmpty()) {
Error("Empty reply received from server.");
emit SearchFinished(id, LyricsSearchResults());
emit SearchFinished(id);
return;
}
const QString lyrics = ParseLyricsFromHTML(QString::fromUtf8(data), QRegularExpression("<div[^>]*>"), QRegularExpression("<\\/div>"), QRegularExpression("<div id=\"lyrics\"[^>]+>"), false);
if (lyrics.isEmpty() || lyrics.contains("Click to search for the Lyrics on Lyrics.com", Qt::CaseInsensitive)) {
qLog(Debug) << "Stands4Lyrics: No lyrics for" << artist << title;
emit SearchFinished(id, LyricsSearchResults());
qLog(Debug) << "Stands4Lyrics: No lyrics for" << artist << album << title;
emit SearchFinished(id);
return;
}
qLog(Debug) << "Stands4Lyrics: Got lyrics for" << artist << title;
qLog(Debug) << "Stands4Lyrics: Got lyrics for" << artist << album << title;
LyricsSearchResult result;
result.artist = artist;
result.album = album;
result.title = title;
result.lyrics = lyrics;
emit SearchFinished(id, LyricsSearchResults() << result);

View File

@ -26,13 +26,13 @@
#include <QVariant>
#include <QString>
#include "lyricsprovider.h"
#include "jsonlyricsprovider.h"
#include "lyricsfetcher.h"
class QNetworkReply;
class NetworkAccessManager;
class Stands4LyricsProvider : public LyricsProvider {
class Stands4LyricsProvider : public JsonLyricsProvider {
Q_OBJECT
public:
@ -43,14 +43,19 @@ class Stands4LyricsProvider : public LyricsProvider {
void CancelSearch(const int id) override;
private:
void SendLyricsRequest(const int id, const QString &artist, const QString &album, const QString &title);
void Error(const QString &error, const QVariant &debug = QVariant()) override;
static QString StringFixup(QString string);
private slots:
void HandleSearchReply(QNetworkReply *reply, const int id, const QString &artist, const QString &title);
void HandleSearchReply(QNetworkReply *reply, const int id, const QString &artist, const QString &album, const QString &title);
void HandleLyricsReply(QNetworkReply *reply, const int id, const QString &artist, const QString &album, const QString &title);
private:
static const char *kUrl;
static const char *kApiUrl;
static const char *kLyricsUrl;
static const char *kUID;
static const char *kTokenB64;
QList<QNetworkReply*> replies_;
};