From 7ea264a5f181ab7caaccb380b7240e1236a9c4cc Mon Sep 17 00:00:00 2001
From: waker <wakeroid@gmail.com>
Date: Mon, 3 Sep 2012 18:29:49 +0200
Subject: added config options to control cp1251 and cp936 recoding

---
 junklib.c | 35 +++++++++++++++++++++++++++++++----
 junklib.h |  9 +++++++++
 main.c    |  2 ++
 3 files changed, 42 insertions(+), 4 deletions(-)

diff --git a/junklib.c b/junklib.c
index 7d552761..8bcd9c91 100644
--- a/junklib.c
+++ b/junklib.c
@@ -50,6 +50,10 @@ uint16_t sj_to_unicode[] = {
 #include "playlist.h"
 #include "utf8.h"
 #include "plugins.h"
+#include "conf.h"
+
+int enable_cp1251_detection = 1;
+int enable_cp936_detection = 0;
 
 #define MAX_TEXT_FRAME_SIZE 1024
 #define MAX_CUESHEET_FRAME_SIZE 10000
@@ -651,6 +655,9 @@ static const char *junk_genretbl[] = {
 
 static int
 can_be_russian (const signed char *str) {
+    if (!enable_cp1251_detection) {
+        return 0;
+    }
     int latin = 0;
     int rus = 0;
     int rus_in_row = 0;
@@ -677,6 +684,9 @@ can_be_russian (const signed char *str) {
 
 static int
 can_be_chinese (const signed char *str) {
+    if (!enable_cp936_detection) {
+        return 0;
+    }
     for (; *str; str++) {
         if (((unsigned char) *str >= 0x81 && (unsigned char) *str <= 0xFE )
            && ((unsigned char) *(str+1) >= 0x30 && (unsigned char) *(str+1) <= 0x39)
@@ -707,11 +717,11 @@ convstr_id3v2 (int version, uint8_t encoding, const unsigned char* str, int sz)
     }
     else if (encoding == 0) {
         if (can_be_chinese (str)) {
-        // hack to add cp936 support
+            // hack to add cp936 support
             enc = "cp936";
-	}
-	else if (can_be_russian (str)) {
-        // hack to add limited cp1251 recoding support
+        }
+        else if (can_be_russian (str)) {
+            // hack to add limited cp1251 recoding support
             enc = "cp1251";
         }
         else {
@@ -3858,3 +3868,20 @@ error:
     return err;
 }
 
+void
+junk_enable_cp1251_detection (int enable) {
+    enable_cp1251_detection = enable;
+}
+
+void
+junk_enable_cp936_detection (int enable) {
+    enable_cp936_detection = enable;
+}
+
+void
+junk_configchanged (void) {
+    int cp1251 = conf_get_int ("junk.enable_cp1251_detection", 1);
+    int cp936 = conf_get_int ("junk.enable_cp936_detection", 0);
+    junk_enable_cp1251_detection (cp1251);
+    junk_enable_cp936_detection (cp936);
+}
diff --git a/junklib.h b/junklib.h
index 4212aa83..2cedfdd2 100644
--- a/junklib.h
+++ b/junklib.h
@@ -116,4 +116,13 @@ junk_recode (const char *in, int inlen, char *out, int outlen, const char *cs);
 int
 junk_rewrite_tags (struct playItem_s *it, uint32_t junk_flags, int id3v2_version, const char *id3v1_encoding);
 
+void
+junk_enable_cp1251_detection (int enable);
+
+void
+junk_configchanged (void);
+
+void
+junk_enable_cp936_detection (int enable);
+
 #endif // __JUNKLIB_H
diff --git a/main.c b/main.c
index 6995d0c4..228e3ecb 100644
--- a/main.c
+++ b/main.c
@@ -55,6 +55,7 @@
 #include "volume.h"
 #include "plugins.h"
 #include "common.h"
+#include "junklib.h"
 
 #ifndef PREFIX
 #error PREFIX must be defined
@@ -612,6 +613,7 @@ player_mainloop (void) {
                 case DB_EV_CONFIGCHANGED:
                     conf_save ();
                     streamer_configchanged ();
+                    junk_configchanged ();
                     break;
                 case DB_EV_SEEK:
                     streamer_set_seek (p1 / 1000.f);
-- 
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