X-Git-Url: https://git.mdrn.pl/wolnelektury.git/blobdiff_plain/9e05900b7692f2d2a484edb33df69e8519e52131..967eed676fc83d15b26149047f353ac61faa8217:/src/newsletter/models.py

diff --git a/src/newsletter/models.py b/src/newsletter/models.py
index 481cb85a3..0cbf867be 100644
--- a/src/newsletter/models.py
+++ b/src/newsletter/models.py
@@ -1,10 +1,23 @@
 # -*- coding: utf-8 -*-
+import hashlib
+
 from django.db.models import Model, EmailField, DateTimeField, BooleanField
 from django.utils.translation import ugettext_lazy as _
+from django.conf import settings
 
 
 class Subscription(Model):
-    email = EmailField(verbose_name=_('email address'))
-    active = BooleanField(default=True)
+    email = EmailField(verbose_name=_('email address'), unique=True)
+    active = BooleanField(default=True, verbose_name=_(u'active'))
     created_at = DateTimeField(auto_now_add=True)
     last_modified = DateTimeField(auto_now=True)
+
+    class Meta:
+        verbose_name = _('subscription')
+        verbose_name_plural = _('subscriptions')
+
+    def __str__(self):
+        return self.email
+
+    def hashcode(self):
+        return hashlib.sha224(self.email + settings.SECRET_KEY).hexdigest()[:30]