dynamic localization

Localization.py

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+import sublime
+import sublime_plugin
+import zipfile
+import os
+from hashlib import md5
+
+CONFIG_NAME = "Localization.sublime-settings"
+
+LANGS = {
+    "ZH_CN": {
+        'zipfile': 'ZH_CN.zip',
+        'syntax_md5sum': '44cd99cdd8ef6c2c60c0a89d53a40b95'
+    }
+}
+
+
+def get_language_setting():
+    config = sublime.load_settings(CONFIG_NAME)
+    lang = config.get('language', None)
+    if lang not in LANGS:
+        lang = None
+    return lang
+
+
+def restore_language_setting(lang):
+    config = sublime.load_settings(CONFIG_NAME)
+    config.set("language", lang)
+    sublime.save_settings(CONFIG_NAME)
+
+
+def init():
+    lang = get_language_setting()
+    set_language(lang)
+
+
+def set_language(lang):
+    PACKAGES_PATH = sublime.packages_path()
+    DEFAULT_PATH = os.path.join(PACKAGES_PATH, "Default")
+    SYN_PATH = os.path.join(DEFAULT_PATH, "Syntax.sublime-menu")
+
+    BASE_PATH = os.path.abspath(os.path.dirname(__file__))
+    LOCALZIP_PATH = os.path.join(BASE_PATH, "ZH_CN.zip")
+    if os.path.isfile(SYN_PATH):
+        with open(SYN_PATH, "rb") as f:
+            syntax = f.read()
+        m = md5()
+        m.update(syntax)
+        if lang and m.hexdigest() == LANGS[lang]['syntax_md5sum']:
+            sublime.status_message("%s has loaded." % lang)
+            return
+    if not os.path.isdir(DEFAULT_PATH):
+        os.mkdir(DEFAULT_PATH)
+    with zipfile.ZipFile(LOCALZIP_PATH, "r") as f:
+        f.extractall(DEFAULT_PATH)
+
+
+class ToggleLanguageCommand(sublime_plugin.WindowCommand):
+
+    def run(self, language):
+        set_language(language)
+        restore_language_setting(language)
+
+    def is_checked(self, language):
+        return get_language_setting() == language
+
+
+def plugin_loaded():
+    """Load and unzip the files."""
+    sublime.set_timeout(init, 200)

Localization.sublime-settings

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+{
+	"language": "ZH_CN"
+}