local browser: properly check if file extension is supported

src/browser.cpp

@@ -47,13 +47,7 @@ using MPD::itPlaylist;
 
 Browser *myBrowser = new Browser;
 
-const char *Browser::SupportedExtensions[] =
-{
-	"wma", "asf", "rm", "mp1", "mp2", "mp3",
-	"mp4", "m4a", "flac", "ogg", "wav", "au",
-	"aiff", "aif", "ac3", "aac", "mpc", "it",
-	"mod", "s3m", "xm", "wv", 0
-};
+std::set<std::string> Browser::SupportedExtensions;
 
 void Browser::Init()
 {
@@ -68,6 +62,10 @@ void Browser::Init()
 	w->SetItemDisplayer(Display::Items);
 	w->SetItemDisplayerUserData(&sf);
 	w->SetGetStringFunction(ItemToString);
+	
+	if (SupportedExtensions.empty())
+		Mpd.GetSupportedExtensions(SupportedExtensions);
+	
 	isInitialized = 1;
 }
 
@@ -330,11 +328,7 @@ bool Browser::hasSupportedExtension(const std::string &file)
 	
 	std::string ext = file.substr(last_dot+1);
 	ToLower(ext);
-	for (int i = 0; SupportedExtensions[i]; ++i)
-		if (strcmp(ext.c_str(), SupportedExtensions[i]) == 0)
-			return true;
-	
-	return false;
+	return SupportedExtensions.find(ext) != SupportedExtensions.end();
 }
 
 void Browser::LocateSong(const MPD::Song &s)

src/browser.h

@@ -73,7 +73,7 @@ class Browser : public Screen< Menu<MPD::Item> >
 		static bool hasSupportedExtension(const std::string &);
 		static std::string ItemToString(const MPD::Item &, void *);
 		
-		static const char *SupportedExtensions[];
+		static std::set<std::string> SupportedExtensions;
 		
 		bool itsBrowseLocally;
 		size_t itsScrollBeginning;

src/mpdpp.cpp

@@ -682,6 +682,24 @@ void MPD::Connection::GetPlaylistContent(const std::string &path, SongList &v)
 	GoIdle();
 }
 
+void MPD::Connection::GetSupportedExtensions(std::set<std::string> &acc)
+{
+	if (!itsConnection)
+		return;
+	assert(!isCommandsListEnabled);
+	GoBusy();
+	
+	mpd_send_command(itsConnection, "decoders", NULL);
+	if (mpd_pair *pair = mpd_recv_pair_named(itsConnection, "suffix"))
+	{
+		acc.insert(pair->value);
+		mpd_return_pair(itsConnection, pair);
+	}
+	mpd_response_finish(itsConnection);
+	
+	GoIdle();
+}
+
 void MPD::Connection::SetRepeat(bool mode)
 {
 	if (!itsConnection)

src/mpdpp.h

@@ -21,6 +21,7 @@
 #ifndef _MPDPP_H
 #define _MPDPP_H
 
+#include <set>
 #include <vector>
 
 #include <mpd/client.h>
@@ -162,6 +163,8 @@ namespace MPD
 			Song GetSong(const std::string &);
 			void GetPlaylistContent(const std::string &, SongList &);
 			
+			void GetSupportedExtensions(std::set<std::string> &);
+			
 			void SetRepeat(bool);
 			void SetRandom(bool);
 			void SetSingle(bool);