diff -r ad58da0b78e8 -r 2f5322ad1f5b app/soc/logic/models/request.py
--- a/app/soc/logic/models/request.py	Sun Nov 30 21:49:14 2008 +0000
+++ b/app/soc/logic/models/request.py	Sun Nov 30 22:15:39 2008 +0000
@@ -22,28 +22,16 @@
   '"Lennard de Rijk" <ljvderijk@gmail.com>'
   ]
 
-from google.appengine.api import users
+import soc.models.request
 
-from django.utils.translation import ugettext_lazy
-
-from soc.logic import mail_dispatcher
+from soc.logic.helper import notifications
 from soc.logic.models import base
-from soc.logic.models import user as user_logic
-
-from soc.views.helper import redirects
-
-import os
-
-import soc.models.request
 
 
 class Logic(base.Logic):
   """Logic methods for the Request model.
   """
 
-  DEF_INVITATION_FMT = ugettext_lazy(
-      "Invitation to become a %(role)s for %(group)s")
-
   def __init__(self, model=soc.models.request.Request,
                base_model=None):
     """Defines the name, key_name and model for this entity.
@@ -75,53 +63,11 @@
     
     if entity.group_accepted:  
       # this is an invite
-      self.sendInviteMessage(entity)
+      notifications.sendInviteNotification(entity)
     elif entity.user_accepted:
       # this is a request
       # TODO(Lennard) Create a new request message
       pass
 
-    
-  def sendInviteMessage(self, entity):
-    """Sends out an invite notification to the user the request is for.
-
-    Args:
-      entity : A request containing the information needed to create the message
-    """
-
-    # get the current user
-    properties = {'account': users.get_current_user()}
-    current_user_entity = user_logic.logic.getForFields(properties, unique=True)
-
-    # get the user the request is for
-    properties = {'link_id': entity.link_id }
-    request_user_entity = user_logic.logic.getForFields(properties, unique=True)
-
-    # create the invitation_url
-    invitation_url = "%(host)s%(index)s" % {
-        'host' : os.environ['HTTP_HOST'], 
-        'index': redirects.inviteAcceptedRedirect(entity, None)}
-
-    # get the group entity
-    group_entity = entity.scope
-
-    messageProperties = {
-        'to_name': request_user_entity.name,
-        'sender_name': current_user_entity.name,
-        'role': entity.role,
-        'group': group_entity.name,
-        'invitation_url': invitation_url,
-        'to': request_user_entity.account.email(),
-        'sender': current_user_entity.account.email(),
-        'subject': self.DEF_INVITATION_FMT % {
-            'role': entity.role,
-            'group': group_entity.name
-            },
-        }
-
-    # send out the message using the default invitation template    
-    mail_dispatcher.sendMailFromTemplate('soc/mail/invitation.html', 
-                                         messageProperties)
-
 
 logic = Logic()