adblockplusopera: Port UI code from Chrome

update_locales.py

+#!/usr/bin/env python
+# coding: utf-8
+#
+# This Source Code is subject to the terms of the Mozilla Public License
+# version 2.0 (the "License"). You can obtain a copy of the License at
+# http://mozilla.org/MPL/2.0/.
+
+"""Copies the locales from ABP for Chrome and prepares them for Opera"""
+
+import os, shutil, sys
+
+def remove(path):
+  if os.path.exists(path):
+    if os.path.isdir(path):
+      shutil.rmtree(path)
+    else:
+      os.remove(path)
+
+def map_locale(locale):
+  locale = locale.lower().replace("_", "-")
+
+  mapping = {
+    "en-us": "en",
+    "es": "es-es",
+    "es-419": "es-la",
+    "pt-pt": "pt"
+    }
+
+  if locale in mapping:
+    return mapping[locale]
+
+  return locale
+
+def copy_messages(source, destination):
+  messages_file_name = "messages.json"
+
+  source_path = os.path.join(source, messages_file_name)
+  source_file = open(source_path)
+  messages = source_file.read()
+  source_file.close()
+
+  messages = messages.replace("Chrome", "Opera")
+
+  dest_path = os.path.join(destination, messages_file_name)
+  dest_file = open(dest_path, "w+")
+  dest_file.write(messages)
+  dest_file.close()
+
+def write_locale(target_dir, locale):
+  # We have to write the actual locale to a localised file because Opera doesn't
+  # show the country part in navigator.language (only "en", not "en-gb").
+  locale_file = open(os.path.join(target_dir, "locale.js"), "w+");
+  locale_file.write('window.locale = "%s";\n' % locale);
+  locale_file.close();
+
+def copy_locales(source, destination):
+  for source_locale in os.listdir(source):
+    source_locale_path = os.path.join(source, source_locale)
+    if not os.path.isdir(source_locale_path):
+      continue
+
+    dest_locale = map_locale(source_locale)
+    dest_locale_path = os.path.join(destination, dest_locale)
+
+    os.mkdir(dest_locale_path)
+    copy_messages(source_locale_path, dest_locale_path)
+    write_locale(dest_locale_path, dest_locale)
+
+def update_locales():
+  locales_dir = "locales"
+  remove(locales_dir)
+  os.mkdir(locales_dir)
+
+  chrome_locales_dir = os.path.join("..", "adblockpluschrome", "_locales")
+  if not os.path.exists(chrome_locales_dir):
+    message = "Unable to find Chrome locales in %s" % chrome_locales_dir
+    print >>sys.stderr, message
+
+  copy_locales(chrome_locales_dir, locales_dir)
+
+if __name__ == "__main__":
+  update_locales()