Fix filename for adminact docs

1 files changed, 6 insertions, 6 deletions

diff --git a/archaeological_operations/models.py b/archaeological_operations/models.py
index c23bda9df..200619abd 100644
--- a/archaeological_operations/models.py
+++ b/archaeological_operations/models.py
@@ -472,12 +472,12 @@ class AdministrativeAct(BaseHistorizedItem, OwnPerms, ValueGetter):
         return []
     towns_lbl = _(u"Towns")
 
-    def get_filename(self, operation=False):
-        filename = ''
-        if operation and self.operation:
-            filename = self.operation.associated_filename
-        elif self.associated_file:
-            filename = self.associated_file.associated_filename
+    @property
+    def related_item(self):
+        return self.operation if self.operation else self.associated_file
+
+    def get_filename(self):
+        filename = self.related_item.associated_filename
         filename = u"-".join(filename.split('-')[:-1]) # remove date
         if self.act_type.code:
             filename += u"-" + self.act_type.code