1 files changed, 67 insertions, 0 deletions
diff --git a/src/mailman/languages.py b/src/mailman/languages.py
new file mode 100644
index 000000000..7e093bc62
--- /dev/null
+++ b/src/mailman/languages.py
@@ -0,0 +1,67 @@
+# Copyright (C) 2007-2009 by the Free Software Foundation, Inc.
+#
+# This file is part of GNU Mailman.
+#
+# GNU Mailman is free software: you can redistribute it and/or modify it under
+# the terms of the GNU General Public License as published by the Free
+# Software Foundation, either version 3 of the License, or (at your option)
+# any later version.
+#
+# GNU Mailman is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+# more details.
+#
+# You should have received a copy of the GNU General Public License along with
+# GNU Mailman.  If not, see <http://www.gnu.org/licenses/>.
+
+"""Language manager."""
+
+from __future__ import unicode_literals
+
+__metaclass__ = type
+__all__ = [
+    'LanguageManager',
+    ]
+
+from zope.interface import implements
+from mailman.interfaces.languages import ILanguageManager
+
+
+
+class LanguageManager:
+    implements(ILanguageManager)
+
+    def __init__(self):
+        self._language_data = {}
+        self._enabled = set()
+
+    def add_language(self, code, description, charset, enable=True):
+        self._language_data[code] = (description, charset)
+        if enable:
+            self._enabled.add(code)
+
+    def enable_language(self, code):
+        if code not in self._language_data:
+            raise KeyError(code)
+        self._enabled.add(code)
+
+    def get_description(self, code):
+        return self._language_data[code][0]
+
+    def get_charset(self, code):
+        return self._language_data[code][1]
+
+    @property
+    def known_codes(self):
+        return iter(self._language_data)
+
+    @property
+    def enabled_codes(self):
+        return iter(self._enabled)
+
+    @property
+    def enabled_names(self):
+        for code in self._enabled:
+            description, charset = self._language_data[code]
+            yield description