Fix intermittent failures of the Genius fetcher

CHANGELOG.md

@@ -1,5 +1,6 @@
 # ncmpcpp-0.10 (????-??-??)
 * Add support for fetching lyrics from musixmatch.com.
+* Fix intermittent failures of the Genius fetcher.
 
 # ncmpcpp-0.9 (2020-12-20)
 * Fix various Mopidy specific bugs.

src/lyrics_fetcher.cpp

@@ -90,6 +90,9 @@ LyricsFetcher::Result LyricsFetcher::fetch(const std::string &artist,
 
 	if (lyrics.empty() || notLyrics(data))
 	{
+		//std::cerr << "Data: " << data << "\n";
+		//std::cerr << "Empty: " << lyrics.empty() << "\n";
+		//std::cerr << "Not Lyrics: " << notLyrics(data) << "\n";
 		result.second = msgNotFound;
 		return result;
 	}
@@ -183,7 +186,7 @@ LyricsFetcher::Result GoogleLyricsFetcher::fetch(const std::string &artist,
 	}
 
 	data = unescapeHtmlUtf8(urls[0]);
-	
+
 	URL = data.c_str();
 	return LyricsFetcher::fetch("", "");
 }

src/lyrics_fetcher.h

@@ -118,7 +118,7 @@ struct GeniusFetcher : public GoogleLyricsFetcher
 	virtual const char *name() const override { return "genius.com"; }
 
 protected:
-	virtual const char *regex() const override { return "<div class=\"Lyrics__Container.*?\">(.*?)</div>"; }
+	virtual const char *regex() const override { return "<div class=\"[Ll]yrics.*?>(.*?)</div>"; }
 };
 
 struct JahLyricsFetcher : public GoogleLyricsFetcher