From c92a7be6f574fceac92e13b5805aebdbc31c281e Mon Sep 17 00:00:00 2001
From: jlaine <jlaine@e071eeec-0327-468d-9b6a-08194a12b294>
Date: Mon, 24 May 2010 06:27:53 +0000
Subject: [PATCH] django 1.2 compatibility fixes

git-svn-id: https://svn.bolloretelecom.eu/opensource/django-ldapdb/trunk@853 e071eeec-0327-468d-9b6a-08194a12b294
---
 ldapdb/__init__.py      | 10 +++++++++-
 ldapdb/models/fields.py |  5 +++++
 ldapdb/models/query.py  | 24 ++++++++++++------------
 ldapdb/tests.py         |  3 ++-
 4 files changed, 28 insertions(+), 14 deletions(-)

diff --git a/ldapdb/__init__.py b/ldapdb/__init__.py
index 60b6c86..07db7bb 100644
--- a/ldapdb/__init__.py
+++ b/ldapdb/__init__.py
@@ -31,7 +31,15 @@ def convert(field, value, func):
         return [ func(x) for x in value ]
     else:
         return func(value)
-        
+
+def escape_ldap_filter(value):
+    value = str(value)
+    return value.replace('\\', '\\5c') \
+                .replace('*', '\\2a') \
+                .replace('(', '\\28') \
+                .replace(')', '\\29') \
+                .replace('\0', '\\00')
+
 class LdapConnection(object):
     def __init__(self, server, bind_dn, bind_password):
         self.connection = ldap.initialize(server)
diff --git a/ldapdb/models/fields.py b/ldapdb/models/fields.py
index 78ec1c7..1a37fef 100644
--- a/ldapdb/models/fields.py
+++ b/ldapdb/models/fields.py
@@ -20,11 +20,16 @@
 
 from django.db.models import fields, SubfieldBase
 
+from ldapdb import escape_ldap_filter
+
 class CharField(fields.CharField):
     def __init__(self, *args, **kwargs):
         kwargs['max_length'] = 200
         super(CharField, self).__init__(*args, **kwargs)
 
+    def get_prep_lookup(self, lookup_type, value):
+        return escape_ldap_filter(value)
+        
 class ImageField(fields.Field):
     pass
 
diff --git a/ldapdb/models/query.py b/ldapdb/models/query.py
index ae4b73c..277fec9 100644
--- a/ldapdb/models/query.py
+++ b/ldapdb/models/query.py
@@ -28,13 +28,7 @@ from django.db.models.sql.where import WhereNode as BaseWhereNode, Constraint as
 
 import ldapdb
 
-def escape_ldap_filter(value):
-    value = str(value)
-    return value.replace('\\', '\\5c') \
-                .replace('*', '\\2a') \
-                .replace('(', '\\28') \
-                .replace(')', '\\29') \
-                .replace('\0', '\\00')
+from ldapdb import escape_ldap_filter
 
 class Constraint(BaseConstraint):
     """
@@ -90,12 +84,18 @@ class WhereNode(BaseWhereNode):
             if isinstance(item, WhereNode):
                 bits.append(item.as_sql())
                 continue
-            (table, column, type), x, y, values = item
-            equal_bits = [ "(%s=%s)" % (column, value) for value in values ]
-            if len(equal_bits) == 1:
-                clause = equal_bits[0]
+            constraint, x, y, values = item
+            if hasattr(constraint, "col"):
+                # django 1.2
+                clause = "(%s=%s)" % (constraint.col, values)
             else:
-                clause = '(|%s)' % ''.join(equal_bits)
+                # django 1.1
+                (table, column, type) = constraint
+                equal_bits = [ "(%s=%s)" % (column, value) for value in values ]
+                if len(equal_bits) == 1:
+                    clause = equal_bits[0]
+                else:
+                    clause = '(|%s)' % ''.join(equal_bits)
             if self.negated:
                 bits.append('(!%s)' % clause)
             else:
diff --git a/ldapdb/tests.py b/ldapdb/tests.py
index e3f1410..fdcba59 100644
--- a/ldapdb/tests.py
+++ b/ldapdb/tests.py
@@ -21,8 +21,9 @@
 from django.test import TestCase
 from django.db.models.sql.where import Constraint, AND, OR
 
+from ldapdb.models.query import escape_ldap_filter
 from ldapdb.models.fields import CharField, IntegerField
-from ldapdb.models.query import WhereNode, escape_ldap_filter
+from ldapdb.models.query import WhereNode
 
 class WhereTestCase(TestCase):
     def test_escape(self):
-- 
2.30.2