Fix to Chinese Traditional external subtitles indexing.

bazarr/list_subtitles.py

@@ -60,8 +60,9 @@ def store_subtitles(original_path, reversed_path):
         brazilian_portuguese_forced = [".pt-br.forced", ".pob.forced", "pb.forced"]
         simplified_chinese = [".chs", ".sc", ".zhs", ".hans", ".gb", u"简", u"双语"]
         simplified_chinese_forced = [".chs.forced", ".sc.forced", ".zhs.forced", ".hans.forced", ".gb.forced", u"简体中文.forced", u"双语.forced"]
-        traditional_chinese = [".cht", ".tc", ".zht", ".hant", ".big5", u"繁", u"雙語"]
-        traditional_chinese_forced = [".cht.forced", ".tc.forced", ".zht.forced",".hant.forced", ".big5.forced", u"繁體中文.forced", u"雙語.forced"]
+        traditional_chinese = [".cht", ".tc", ".zht", ".hant", ".big5", u"繁", u"雙語", "zh-tw"]
+        traditional_chinese_forced = [".cht.forced", ".tc.forced", ".zht.forced", ".hant.forced", ".big5.forced", u"繁體中文.forced", u"雙語.forced", "zh-tw.forced"]
+
         try:
             dest_folder = get_subtitle_destination_folder()
             core.CUSTOM_PATHS = [dest_folder] if dest_folder else []
@@ -531,7 +532,7 @@ def guess_external_subtitles(dest_folder, subtitles):
                     #add simplified and traditional chinese detection
                     if detected_language == 'zh':
                         simplified_chinese = [".chs", ".sc", ".zhs", ".hans", ".gb", u"简", u"双语"]
-                        if any(ext in str(subtitle_path) for ext in simplified_chinese):
+                        if any(ext in str(subtitle_path).lower() for ext in simplified_chinese):
                             detected_language == 'zh'
                         else:
                             detected_language == 'zt'