Index: wto-informals.py
===================================================================
--- wto-informals.py	(revision 5)
+++ wto-informals.py	(working copy)
@@ -10,6 +10,32 @@
 from google.appengine.ext import webapp
 from google.appengine.ext import db
 
+
+cache_hits = 0;
+# dictionary from group name to member list
+group_members_cache = None
+member_groups_cache = None
+
+def build_cache():
+  global group_members_cache, member_groups_cache
+
+  if not group_members_cache or not member_groups_cache:
+    logging.info("building cache.")
+    temp_group_members_cache = {}
+    temp_member_groups_cache = {}
+
+    memberships = Membership.all()
+    for membership in memberships:
+      # TODO use db keys instead of name and iso?
+      iso = membership.member.iso
+      name = membership.group.name
+      temp_group_members_cache.setdefault(name, []).append(iso)
+      temp_member_groups_cache.setdefault(iso, []).append(name)
+
+    group_members_cache = temp_group_members_cache
+    member_groups_cache = temp_member_groups_cache
+    logging.info("Cache built.")
+
 #   Model Classes   #
 #___________________#
 
@@ -74,7 +100,7 @@
     self.response.out.write(simplejson.dumps(result))
 
 class MemberDetails(webapp.RequestHandler):
-  def get(self):
+  def get(self, group):
     members = Member.all()
     result = [member for member in members]
     self.response.out.write(simplejson.dumps(result))
@@ -91,14 +117,24 @@
 
 class GroupList(webapp.RequestHandler):
   def get(self):
-    groups = Groups.all()
-    result = [group.name for group in groups]
+    groups = Group.all()
+    result = [group.name for group in groups if group.active]
     self.response.out.write(simplejson.dumps(result))
 
 class GroupDetails(webapp.RequestHandler):
   def get(self):
+    global group_members_cache
+
     groups = Group.all()
-    result = [group for group in groups]
+    result = []
+    for group in groups:
+      result.append( {
+          "formal_name": group.formal_name,
+          "created": str(group.created),
+          "name": group.name,
+          "active": group.active,
+          "members": group_members_cache.get(group.name, [])
+        })
     self.response.out.write(simplejson.dumps(result))
 
 class GroupMembers(webapp.RequestHandler):
@@ -147,12 +183,29 @@
     #if not curUser:
     #  self.redirect(users.create_login_url(self.request.uri))
     #  return
+
+    TAGLINES = [
+      "tracking the meetings between the meetings",
+      "tracking the meetings between the meetings",
+      "tracking the meetings between the meetings",
+      "possibly the coolest map on the internet",
+      "you probably didn't even know there was such a thing",
+      "where the secret cabals make nefarious decisions",
+      "this is what international trade nerds do with free time",
+    ]
+
+    data = {
+      "tagline": TAGLINES[random.randint(0, len(TAGLINES) - 1)]
+    }
     
     path = os.path.join(os.path.dirname(__file__), 'templates/browser.html')
-    self.response.out.write(template.render(path, None))
+    self.response.out.write(template.render(path, data))
 
 
 def main():
+  global cache_hits
+  cache_hits += 1
+  build_cache()
   application = webapp.WSGIApplication(
                                        [
                                         ('/', RootPage),