From d0fb2c3c0a446a3b24a51da279a40a0305eeabf4 Mon Sep 17 00:00:00 2001
From: Robert Kolner <robert.kolner@gmail.com>
Date: Wed, 17 Apr 2013 20:48:53 +0200
Subject: [PATCH] Added resource for gettings all groups a member is part of.
 TODO: No tests yet.

---
 dusken/main/api/group.py          |  4 +-
 dusken/main/api/groupsbymember.py | 79 +++++++++++++++++++++++++++++++
 dusken/main/urls.py               |  4 +-
 3 files changed, 83 insertions(+), 4 deletions(-)
 create mode 100644 dusken/main/api/groupsbymember.py

diff --git a/dusken/main/api/group.py b/dusken/main/api/group.py
index fd84f9c..8d5c0c3 100644
--- a/dusken/main/api/group.py
+++ b/dusken/main/api/group.py
@@ -1,6 +1,6 @@
-from tastypie.resources import ModelResource, ALL
 from tastypie.authorization import Authorization
-from main.models import *
+from tastypie.resources import ModelResource, ALL
+from main.models import Group
 
 
 class GroupResource(ModelResource):
diff --git a/dusken/main/api/groupsbymember.py b/dusken/main/api/groupsbymember.py
new file mode 100644
index 0000000..e13e2ca
--- /dev/null
+++ b/dusken/main/api/groupsbymember.py
@@ -0,0 +1,79 @@
+from tastypie import fields
+from tastypie.authorization import Authorization
+from tastypie.bundle import Bundle
+from tastypie.resources import Resource
+from main.models import Member, Group
+
+class GroupsByMemberObject(object):
+    def __init__(self):
+        self.member_id = 0
+        self.groups = []
+
+class GroupsByMemberResource(Resource):
+    member_id = fields.IntegerField(attribute='member_id')
+    groups = fields.ListField(attribute='groups')
+
+    class Meta:
+        resource_name = 'groupsbymember'
+        object_class = GroupsByMemberObject
+        list_allowed_methods = [ 'post' ]
+        detail_allowed_methods = [ 'get', 'delete' ]
+        authorization = Authorization() # TODO: look up
+        filtering = {
+            'member_id' : [ 'exact' ]
+        }
+
+    def detail_uri_kwargs(self, bundle_or_obj):
+        kwargs = {
+            'resource_name': self._meta.resource_name,
+        }
+ 
+        if isinstance(bundle_or_obj, Bundle):
+            kwargs['pk'] = bundle_or_obj.obj.member_id
+        else:
+            kwargs['pk'] = bundle_or_obj.member_id
+        
+        if self._meta.api_name is not None:
+            kwargs['api_name'] = self._meta.api_name
+        
+        return kwargs
+
+    def get_object_list(self, request):
+        pass # We can't return lists.
+
+    def obj_get_list(self, request=None, **kwargs):
+        pass # We can't return lists.
+
+    def obj_get(self, request=None, **kwargs):
+        member_id = int(kwargs['pk'])
+        member = Member.objects.get(id=member_id)
+
+        if member is None:
+            return None
+
+        obj = GroupsByMemberObject()
+        obj.member_id = member.id
+        for group in member.groups.all():
+            obj.groups.append(group.id)
+
+        return obj
+
+    def obj_create(self, request=None, **kwargs):
+        group  = Group.objects.get(id=group_id)
+        member = Member.objects.get(id=user_id)
+        group.user_set.add(member) 
+
+    def obj_update(self, bundle, request=None, **kwargs):
+        pass # We can't update.
+
+    def obj_delete_list(self, request=None, **kwargs):
+        pass # We can't delete lists.
+
+    def obj_delete(self, request=None, **kwargs):
+        group  = Group.objects.get(id=group_id)
+        member = Member.objects.get(id=user_id)
+        group.user_set.remove(member) 
+
+
+    def rollback(self, bundles):
+        pass
diff --git a/dusken/main/urls.py b/dusken/main/urls.py
index 14ff0ce..19fcc51 100644
--- a/dusken/main/urls.py
+++ b/dusken/main/urls.py
@@ -3,13 +3,13 @@ from tastypie.api import Api
 from main.api.member import MemberResource
 from main.api.membership import MembershipResource
 from main.api.group import GroupResource
-from main.api.groupmembership import GroupMembershipResource
+from main.api.groupsbymember import GroupsByMemberResource
 
 v1_api = Api(api_name='v1')
 v1_api.register(MemberResource())
 v1_api.register(MembershipResource())
 v1_api.register(GroupResource())
-v1_api.register(GroupMembershipResource())
+v1_api.register(GroupsByMemberResource())
 
 urlpatterns = patterns('',
     (r'^api/', include(v1_api.urls)),