X-Git-Url: https://git.stderr.nl/gitweb?a=blobdiff_plain;ds=sidebyside;f=ldapdb%2Fmodels%2Fquery.py;h=bbb46e2553f991e124bbcbc16d1ee3bed0d71beb;hb=82901736cde9aae9fbe8b6acc0aad2141ecd9583;hp=d0958b18c4386bb38c019327c293c7d84f8c29d4;hpb=a6255cb185ff6ce55d8760ef9b3aefbb9ddc4194;p=matthijs%2Fupstream%2Fdjango-ldapdb.git

diff --git a/ldapdb/models/query.py b/ldapdb/models/query.py
index d0958b1..bbb46e2 100644
--- a/ldapdb/models/query.py
+++ b/ldapdb/models/query.py
@@ -103,8 +103,13 @@ class Compiler(object):
                 else:
                     negate = False
                 field = query.model._meta.get_field(fieldname)
-                attr_x = field.from_ldap(x[1].get(field.db_column, []), connection=self.connection).lower()
-                attr_y = field.from_ldap(y[1].get(field.db_column, []), connection=self.connection).lower()
+                attr_x = field.from_ldap(x[1].get(field.db_column, []), connection=self.connection)
+                attr_y = field.from_ldap(y[1].get(field.db_column, []), connection=self.connection)
+                # perform case insensitive comparison
+                if hasattr(attr_x, 'lower'):
+                    attr_x = attr_x.lower()
+                if hasattr(attr_y, 'lower'):
+                    attr_y = attr_y.lower()
                 val = negate and cmp(attr_y, attr_x) or cmp(attr_x, attr_y)
                 if val:
                     return val