Started work on per-request gettext setup

ipalib/request.py

@@ -0,0 +1,48 @@
+# Authors:
+#   Rob Crittenden <rcritten@redhat.com>
+#   Jason Gerard DeRose <jderose@redhat.com>
+#
+# Copyright (C) 2008  Red Hat
+# see file 'COPYING' for use and warranty contextrmation
+#
+# 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; version 2 only
+#
+# 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+"""
+Per-request thread-local data.
+"""
+
+import threading
+import locale
+import gettext
+from constants import OVERRIDE_ERROR
+
+
+# Thread-local storage of most per-request contextrmation
+context = threading.local()
+
+
+# Thread-local storage of gettext.Translations instances (one per gettext
+# domain):
+translations = threading.local()
+
+
+def set_languages(*languages):
+    if hasattr(context, 'languages'):
+        raise StandardError(
+            OVERRIDE_ERROR % ('context.languages', context.languages, languages)
+        )
+    if len(languages) == 0:
+        languages = locale.getdefaultlocale()[:1]
+    context.languages = languages
+    assert type(context.languages) is tuple