Added version history to models with the use of a mixin

RIGS/importer.py

@@ -7,7 +7,9 @@ django.setup()
 from django.db import connections
 from django.core.exceptions import ObjectDoesNotExist
 from django.db.utils import ConnectionDoesNotExist
+from django.db import transaction
 from RIGS import models
+import reversion
 
 def setup_cursor():
     try:
@@ -40,6 +42,8 @@ def import_people():
         person, created = models.Person.objects.get_or_create(pk=row[0], name=row[1], phone=row[2], email=email, address=row[4], notes=notes)
         if created:
             print("Created: " + person.__unicode__())
+            with transaction.atomic(), reversion.create_revision():
+                person.save()
         else:
             print("Found: " + person.__unicode__())
 

RIGS/models.py

@@ -16,8 +16,20 @@ class Profile(AbstractUser):
             url = "https://www.gravatar.com/avatar/" + hashlib.md5(self.email).hexdigest() + "?d=identicon&s=500"
         return url
 
+class RevisionMixin(object):
+    @property
+    def last_edited_at(self):
+        version = reversion.get_for_object(self)[0]
+        return version.revision.date_created
+
+    @property
+    def last_edited_by(self):
+        version = reversion.get_for_object(self)[0]
+        return version.revision.user
+
+
 @reversion.register
-class Person(models.Model):
+class Person(models.Model, RevisionMixin):
     name = models.CharField(max_length=50)
     phone = models.CharField(max_length=15, blank=True, null=True)
     email = models.EmailField(blank=True, null=True)
@@ -30,4 +42,5 @@ class Person(models.Model):
         string = self.name
         if len(self.notes) > 0:
             string += "*"
-        return string
+        return string
+

RIGS/templates/RIGS/person_detail.html

@@ -7,7 +7,6 @@
     <div class="row">
         {% if not request.is_ajax %}
             <h3>{{ object.name }}</h3>
-
             <div class="pull-right">
                 <a href="{% url 'person_update' object.pk %}" class="btn btn-primary">Edit <span
                         class="glyphicon glyphicon-pencil"></span></a>
@@ -38,9 +37,16 @@
 
 {% if request.is_ajax %}
     {% block footer %}
-        <div class="pull-right">
-            <a href="{% url 'person_update' object.pk %}" class="btn btn-primary">Edit <span
-                    class="glyphicon glyphicon-pencil"></span></a>
+        <div class="row">
+            <div class="col-sm-10 align-left">
+                Lasted edited at {{ object.last_edited_at|date:"SHORT_DATE_FORMAT" }} by {{ user }}
+            </div>
+            <div class="col-sm-2">
+                <div class="pull-right">
+                    <a href="{% url 'person_update' object.pk %}" class="btn btn-primary">Edit <span
+                            class="glyphicon glyphicon-pencil"></span></a>
+                </div>
+            </div>
         </div>
     {% endblock %}
 {% endif %}

RIGS/templatetags/filters.py

@@ -59,5 +59,4 @@ def paginator(context, adjacent_pages=3):
         dict['previous'] = page.previous_page_number()
 
     return dict
-
 register.inclusion_tag('pagination.html', takes_context=True)(paginator)