# HG changeset patch
# User Sverre Rabbelier <srabbelier@gmail.com>
# Date 1251881485 -7200
# Node ID ec2ed1571e3aa4449cc0c4e0f758677e8cba91ee
# Parent  003a84e774e2976158d27b8f2fb83542239f13a6
Hook up prefetching in the view (helper)

diff -r 003a84e774e2 -r ec2ed1571e3a app/soc/views/helper/lists.py
--- a/app/soc/views/helper/lists.py	Wed Sep 02 10:24:10 2009 +0200
+++ b/app/soc/views/helper/lists.py	Wed Sep 02 10:51:25 2009 +0200
@@ -19,6 +19,7 @@
 
 __authors__ = [
   '"Chen Lunpeng" <forever.clp@gmail.com>',
+  '"Sverre Rabbelier" <sverre@rabbelier.nl>',
   '"Pawel Solyga" <pawel.solyga@gmail.com>',
   ]
 
@@ -136,7 +137,7 @@
 
 
 def getListContent(request, params, filter=None, order=None,
-                   idx=0, need_content=False):
+                   idx=0, need_content=False, prefetch=None):
   """Returns a dict with fields used for rendering lists.
 
   TODO(dbentley): we need better terminology. List, in this context, can have
@@ -151,6 +152,7 @@
     order: the order which should be used for the list (in getForFields format)
     idx: the index of this list
     need_content: iff True will return None if there is no data
+    prefetch: the fields of the data that should be pre-fetched
 
   Returns:
     A dictionary with the following values set:
@@ -182,7 +184,7 @@
 
   # Fetch one more to see if there should be a 'next' link
   data = logic.getForFields(filter=filter, limit=limit+1, offset=offset,
-                            order=order)
+                            order=order, prefetch=prefetch)
 
   if need_content and not data:
     return None
diff -r 003a84e774e2 -r ec2ed1571e3a app/soc/views/models/base.py
--- a/app/soc/views/models/base.py	Wed Sep 02 10:24:10 2009 +0200
+++ b/app/soc/views/models/base.py	Wed Sep 02 10:51:25 2009 +0200
@@ -510,8 +510,8 @@
 
   @decorators.merge_params
   @decorators.check_access
-  def list(self, request, access_type,
-           page_name=None, params=None, filter=None, order=None, **kwargs):
+  def list(self, request, access_type, page_name=None, params=None,
+           filter=None, order=None, prefetch=None, **kwargs):
     """Displays the list page for the entity type.
 
     Args:
@@ -520,6 +520,7 @@
       page_name: the page name displayed in templates as page and header title
       params: a dict with params for this View
       filter: a dict for the properties that the entities should have
+      prefetch: the fields of the data that should be pre-fetched
 
     Params usage:
       The params dictionary is passed as argument to getListContent in
@@ -528,7 +529,8 @@
       the _list method. See the docstring for _list on how it uses it.
     """
 
-    content = helper.lists.getListContent(request, params, filter, order=order)
+    content = helper.lists.getListContent(request, params, filter,
+                                          order=order, prefetch=prefetch)
     contents = [content]
 
     return self._list(request, params, contents, page_name)