#include "delete.h"

int deletetag (int argc, char** argv, int startarg)
{
    int i;
    int rtnval=0;

    if (startarg==argc)
    {
        cerr << "no files specified" << endl;
        return -1;    
    }
    for (i=startarg; i<argc; i++)
    {
		if (strcmp(argv[i]+strlen(argv[i])-4,".mp3")==0) // MP3
		{
			MPEG::File* file=new MPEG::File(argv[i]);
			file->strip();
			delete file;
			cout << argv[i] << ": ID3 tag(s) removed" << endl;
		}
        else if (strcmp(argv[i]+strlen(argv[i])-4,".ogg")==0) // Ogg Vorbis
		{
			Ogg::Vorbis::File* file=new Ogg::Vorbis::File(argv[i]);
			Ogg::XiphComment* tag=(Ogg::XiphComment*)file->tag();

			tag->removeField("TITLE");
			tag->removeField("VERSION");
			tag->removeField("ALBUM");
			tag->removeField("ARTIST");
			tag->removeField("PERFORMER");
			tag->removeField("COPYRIGHT");
			tag->removeField("ORGANIZATION");
			tag->removeField("DESCRIPTION");
			tag->removeField("GENRE");
			tag->removeField("DATE");
			tag->removeField("LOCATION");
			tag->removeField("CONTACT");
			tag->removeField("ISRC");
			tag->removeField("TRACKNUMBER");
			tag->removeField("LICENSE");
			tag->removeField("REPLAYGAIN_TRACK_GAIN");
			tag->removeField("REPLAYGAIN_TRACK_PEAK");
			tag->removeField("REPLAYGAIN_ALBUM_GAIN");
			tag->removeField("REPLAYGAIN_ALBUM_PEAK");

			file->save();http://hardware.slashdot.org/article.pl?sid=05/10/27/0047250&tid=184
			delete file;
			cout << argv[i] << ": Vorbis tag removed" << endl;
		}
		else if (strcmp(argv[i]+strlen(argv[i])-5,".flac")==0) // FLAC
		{
			FLAC::File* file=new FLAC::File(argv[i]);
			Ogg::XiphComment* tag=(Ogg::XiphComment*)file->xiphComment();

			tag->removeField("ARTIST");
			tag->removeField("TITLE");
			tag->removeField("VERSION");
			tag->removeField("ALBUM");
			tag->removeField("PERFORMER");
			tag->removeField("COPYRIGHT");
			tag->removeField("ORGANIZATION");
			tag->removeField("DESCRIPTION");
			tag->removeField("GENRE");
			tag->removeField("DATE");
			tag->removeField("LOCATION");
			tag->removeField("CONTACT");
			tag->removeField("ISRC");
			tag->removeField("TRACKNUMBER");
			tag->removeField("LICENSE");
			tag->removeField("REPLAYGAIN_TRACK_GAIN");
			tag->removeField("REPLAYGAIN_TRACK_PEAK");
			tag->removeField("REPLAYGAIN_ALBUM_GAIN");
			tag->removeField("REPLAYGAIN_ALBUM_PEAK");

			file->save();
			delete file;
			cout << argv[i] << ": FLAC tag removed" << endl;
		}
        else if (strcmp(argv[i]+strlen(argv[i])-4,".m4a")==0) // AAC
		{
			MP4FileHandle file=MP4Modify(argv[i]);
			MP4MetadataDelete(file);
			MP4Close(file);
			cout << argv[i] << ": MPEG4 tag removed" << endl;
		}
		else
			cout << argv[i] << ": unsupported file type" << endl;
	}
}