From 19291f54d9a9d681f48cb357eeed6acc0ef90de1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Francisco=20P=C3=A9rez=20Ferrer?= <francofuji@gmail.com>
Date: Wed, 27 Nov 2013 23:04:49 -0500
Subject: [PATCH] some util functions

---
 src/auditlog/models.py | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/src/auditlog/models.py b/src/auditlog/models.py
index 94329ff..5603e27 100644
--- a/src/auditlog/models.py
+++ b/src/auditlog/models.py
@@ -1,3 +1,5 @@
+import json
+
 from django.conf import settings
 from django.contrib.contenttypes import generic
 from django.contrib.contenttypes.models import ContentType
@@ -40,6 +42,11 @@ class LogEntryManager(models.Manager):
 
             return self.create(**kwargs)
         return None
+        
+    def get_entries_from_model(self, model):
+        content_type = ContentType.objects.get_for_model(model)
+        object_id = model.pk
+        return self.get_query_set().filter(content_type=content_type, object_id=object_id)
 
 
 class LogEntry(models.Model):
@@ -93,6 +100,13 @@ class LogEntry(models.Model):
 
         return fstring.format(repr=self.object_repr)
 
+    def html_formated_changes(self):
+        changes_result = []
+        changes_dict = json.loads(self.changes.encode('utf-8'))
+        for field, changes in changes_dict.items():
+            changes_result.append('<strong>%s</strong> from %s <strong>to</strong> %s' % (field, changes[0], changes[1]))
+        return changes_result
+        
 
 class AuditLogHistoryField(generic.GenericRelation):
     """