apply dottemag's id3v1 encodings patch

git-svn-id: https://svn.musicpd.org/mpd/trunk@2163 09075e82-0dd4-0310-85a5-a0d7c8717e4f

src/conf.c

@@ -37,7 +37,7 @@
 
 #define CONF_COMMENT	'#'
 
-#define CONF_NUMBER_OF_PARAMS		41
+#define CONF_NUMBER_OF_PARAMS		42
 #define CONF_NUMBER_OF_PATHS		6
 #define CONF_NUMBER_OF_REQUIRED		5
 #define CONF_NUMBER_OF_ALLOW_CATS	1
@@ -137,7 +137,8 @@ char ** readConf(char * file) {
 		"shout_mount",
 		"shout_name",
 		"shout_user",
-		"shout_quality"
+		"shout_quality",
+		"id3v1_encoding"
 	};
 
 	int conf_absolutePaths[CONF_NUMBER_OF_PATHS] = {

src/conf.h

@@ -62,6 +62,7 @@
 #define CONF_SHOUT_NAME				38
 #define CONF_SHOUT_USER				39
 #define CONF_SHOUT_QUALITY			40
+#define CONF_ID3V1_ENCODING			41
 
 #define CONF_CAT_CHAR				"\n"
 

src/tag.c

@@ -23,6 +23,8 @@
 #include "utf8.h"
 #include "log.h"
 #include "inputStream.h"
+#include "conf.h"
+#include "charConv.h"
 
 #include <sys/stat.h>
 #include <stdlib.h>
@@ -91,6 +93,18 @@ char * getID3Info(struct id3_tag * tag, char * id) {
 	utf8 = id3_ucs4_utf8duplicate(ucs4);
 	if(!utf8) return NULL;
 
+	if(getConf()[CONF_ID3V1_ENCODING]
+	  && (id3_tag_options(tag, 0, 0) & ID3_TAG_OPTION_ID3V1)) {
+
+		char* isostr;
+		setCharSetConversion("ISO-8859-1", "UTF-8");
+		isostr = convStrDup(utf8);
+		free(utf8);
+		setCharSetConversion("UTF-8", getConf()[CONF_ID3V1_ENCODING]);
+		utf8 = convStrDup(isostr);
+		free(isostr);
+	}
+
 	return utf8;
 }
 #endif