Admin: improve operation form

1 files changed, 19 insertions, 1 deletions

diff --git a/archaeological_operations/lookups.py b/archaeological_operations/lookups.py
index b6fdaad23..690b3c566 100644
--- a/archaeological_operations/lookups.py
+++ b/archaeological_operations/lookups.py
@@ -1,7 +1,7 @@
 from ajax_select import register, LookupChannel
 
 from django.db.models import Q
-from archaeological_operations.models import Operation
+from archaeological_operations.models import Operation, ArchaeologicalSite
 
 
 @register('operation')
@@ -19,3 +19,21 @@ class OperationLookup(LookupChannel):
 
     def format_item_display(self, item):
         return u"<span class='ajax-label'>%s</span>" % item.cached_label
+
+
+@register('archaeological_site')
+class ArchaeologicalSiteLookup(LookupChannel):
+    model = ArchaeologicalSite
+
+    def get_query(self, q, request):
+        query = Q()
+        for term in q.strip().split(' '):
+            subquery = (
+                Q(reference__icontains=term) |
+                Q(name__icontains=term)
+            )
+            query &= subquery
+        return self.model.objects.filter(query).order_by('cached_label')[:20]
+
+    def format_item_display(self, item):
+        return u"<span class='ajax-label'>%s</span>" % unicode(item)