Added support back for Django 1.3 as well as 1.4

mongoengine/django/auth.py

@@ -1,11 +1,35 @@
+import datetime
+
 from mongoengine import *
 
 from django.utils.encoding import smart_str
 from django.contrib.auth.models import AnonymousUser
-from django.contrib.auth.hashers import check_password, make_password
 from django.utils.translation import ugettext_lazy as _
 
-import datetime
+try:
+    from django.contrib.auth.hashers import check_password, make_password
+except ImportError:
+    """Handle older versions of Django"""
+
+    def get_hexdigest(algorithm, salt, raw_password):
+        raw_password, salt = smart_str(raw_password), smart_str(salt)
+        if algorithm == 'md5':
+            return md5_constructor(salt + raw_password).hexdigest()
+        elif algorithm == 'sha1':
+            return sha_constructor(salt + raw_password).hexdigest()
+        raise ValueError('Got unknown password algorithm type in password')
+
+    def check_password(raw_password, password):
+        algo, salt, hash = password.split('$')
+        return hash == get_hexdigest(algo, salt, raw_password)
+
+    def make_password(raw_password):
+        from random import random
+        algo = 'sha1'
+        salt = get_hexdigest(algo, str(random()), str(random()))[:5]
+        hash = get_hexdigest(algo, salt, raw_password)
+        return '%s$%s$%s' % (algo, salt, hash)
+
 
 REDIRECT_FIELD_NAME = 'next'