settings: add support for preferred last.fm info language

src/ncmpcpp.cpp

@@ -2068,7 +2068,7 @@ int main(int argc, char *argv[])
 			else if (myScreen == myLibrary && myLibrary->Main() == myLibrary->Artists)
 				artist = myLibrary->Artists->Current();
 			
-			if (!artist.empty() && myLastfm->SetArtistInfoArgs(artist))
+			if (!artist.empty() && myLastfm->SetArtistInfoArgs(artist, Config.lastfm_preferred_language))
 				myLastfm->SwitchTo();
 		}
 #		endif // HAVE_CURL_CURL_H

src/settings.cpp

@@ -763,6 +763,11 @@ void NcmpcppConfig::Read()
 					new_header_second_line += '}';
 				}
 			}
+			else if (cl.find("lastfm_preferred_language") != std::string::npos)
+			{
+				if (!v.empty() && v != "en")
+					lastfm_preferred_language = v;
+			}
 			else if (cl.find("browser_playlist_prefix") != std::string::npos)
 			{
 				if (!v.empty())

src/settings.h

@@ -166,6 +166,7 @@ struct NcmpcppConfig
 	std::string execute_on_song_change;
 	std::string new_header_first_line;
 	std::string new_header_second_line;
+	std::string lastfm_preferred_language;
 	std::basic_string<my_char_t> progressbar;
 	
 	std::string pattern;