first commit for v0.2

permissions/context_processors.py

@@ -0,0 +1,26 @@
+from tracker.models import Project
+
+
+class PermWrapper:
+
+    def __init__(self, user, project):
+        self.user = user
+        self.project = project
+
+    def __getitem__(self, perm):
+        return self.user.has_perm(perm, self.project)
+
+    def __iter__(self):
+        raise TypeError("PermWrapper is not iterable.")
+
+    def __contains__(self, perm):
+        return self[perm]
+
+
+def perm(request):
+    if hasattr(request, 'project'):
+        project = request.project
+    else:
+        project = None
+    wrapper = PermWrapper(request.user, project)
+    return {'perm': wrapper}