Add letras lyrics provider

src/lyrics/letraslyricsprovider.cpp

@@ -0,0 +1,58 @@
+/*
+ * Strawberry Music Player
+ * Copyright 2024, Jonas Kvinge <jonas@jkvinge.net>
+ *
+ * Strawberry is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Strawberry is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Strawberry.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include <QObject>
+#include <QByteArray>
+#include <QVariant>
+#include <QString>
+#include <QUrl>
+#include <QRegularExpression>
+
+#include "core/shared_ptr.h"
+#include "core/networkaccessmanager.h"
+#include "core/logging.h"
+#include "utilities/transliterate.h"
+#include "lyricssearchrequest.h"
+#include "letraslyricsprovider.h"
+
+const char LetrasLyricsProvider::kUrl[] = "https://www.letras.mus.br/winamp.php";
+const char LetrasLyricsProvider::kStartTag[] = "<div[^>]*>";
+const char LetrasLyricsProvider::kEndTag[] = "<\\/div>";
+const char LetrasLyricsProvider::kLyricsStart[] = "<div id=\"letra-cnt\">";
+
+LetrasLyricsProvider::LetrasLyricsProvider(SharedPtr<NetworkAccessManager> network, QObject *parent)
+    : HtmlLyricsProvider("letras.mus.br", true, kStartTag, kEndTag, kLyricsStart, false, network, parent) {}
+
+QUrl LetrasLyricsProvider::Url(const LyricsSearchRequest &request) {
+
+  return QUrl(QString(kUrl) + QStringLiteral("?musica=") + StringFixup(request.artist) + "&artista=" + StringFixup(request.title));
+
+}
+
+QString LetrasLyricsProvider::StringFixup(const QString &text) {
+
+  return QUrl::toPercentEncoding(Utilities::Transliterate(text)
+    .replace(QRegularExpression("[^\\w0-9_,&\\-\\(\\) ]"), "_")
+    .replace(QRegularExpression(" {2,}"), " ")
+    .simplified()
+    .replace(' ', '-')
+    .toLower()
+    );
+
+}