Added can_modify_place_asset template tag.

django_lostplaces/lostplaces/templatetags/lostplaces.py

@@ -2,6 +2,7 @@
 # -*- coding: utf-8 -*-
 
 from django import template
+from django.http import request
 
 register = template.Library()
 
@@ -22,4 +23,13 @@ def proper_paginate(paginator, current_page, neighbors=2):
             end_index = paginator.num_pages
         page_list = [f for f in range(start_index, end_index+1)]
         return page_list[:(2*neighbors + 1)]
-    return paginator.page_range
+    return paginator.page_range
+
+@register.simple_tag
+def can_modify_place_asset(place_asset):
+    if request.user.is_superuser:
+        return True
+    if request.user == ( place_asset.place.submitted_by or place_asset.submitted_by):
+        return True
+    else:
+        return False