I forgot the 'default top redirection' feature.

see #197

admin/__init__.py

@@ -45,8 +45,8 @@ def enabled_applications():
         exts = list(Extension.objects.filter(enabled=True))
     except DatabaseError:
         exts = []
-    result += map(lambda ext: (ext.name, ext.name), exts)
-    return sorted(result)
+    result += [(ext.name, ext.name) for ext in exts]
+    return sorted(result, key=lambda e: e[0])
 
 parameters.register_admin("DEFAULT_TOP_REDIRECTION", type="list", deflt="admin",
                           app="general",

admin/models.py

@@ -808,8 +808,9 @@ class Extension(models.Model):
 
     def __init__(self, *args, **kwargs):
         super(Extension, self).__init__(*args, **kwargs)
-        self.instance = exts_pool.get_extension(self.name)
-        self.__get_ext_dir()
+        if self.name:
+            self.instance = exts_pool.get_extension(self.name)
+            self.__get_ext_dir()
 
     def __get_ext_dir(self):
         modname = self.instance.__module__

extensions/__init__.py

@@ -46,6 +46,10 @@ class ExtensionsPool(object):
             self.extensions[name]["instance"] = self.extensions[name]["cls"]()
         return self.extensions[name]["instance"]
 
+    def get_extension_infos(self, name):
+        instance = self.get_extension(name)
+        return instance.infos()
+
     def load_all(self, prefix):
         from modoboa.admin.models import Extension
 

lib/webutils.py

@@ -148,12 +148,12 @@ def topredirection(request):
     :param request: a Request object
     """
     from modoboa.lib import parameters
-    from modoboa.extensions import get_extension_infos
+    from modoboa.extensions import exts_pool
 
     topredir = parameters.get_admin("DEFAULT_TOP_REDIRECTION", app="general")
     if not topredir in ["admin", "userprefs"]:
-        infos = get_extension_infos(topredir)
-        path = infos["url"]
+        infos = exts_pool.get_extension_infos(topredir)
+        path = infos["url"] if infos["url"] else infos["name"]
     else:
         path = topredir