1 files changed, 57 insertions, 0 deletions
diff --git a/Mailman/languages.py b/Mailman/languages.py
new file mode 100644
index 000000000..a6a457a20
--- /dev/null
+++ b/Mailman/languages.py
@@ -0,0 +1,57 @@
+# Copyright (C) 2007 by the Free Software Foundation, Inc.
+#
+# This program 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 2
+# of the License, or (at your option) any later version.
+#
+# This program 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 this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
+# USA.
+
+"""Language manager."""
+
+from zope.interface import implements
+from Mailman.interfaces 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):
+        # As per the interface, let KeyError percolate up.
+        self._language_data[code]
+        self._enabled.add(code)
+
+    def get_language_data(self, code):
+        return self._language_data[code]
+
+    @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