Better created & modified + __str__()

src/documents/migrations/0002_auto_20151226_1316.py

@@ -0,0 +1,25 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.9 on 2015-12-26 13:16
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+import django.utils.timezone
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('documents', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AlterModelOptions(
+            name='document',
+            options={'ordering': ('sender', 'title')},
+        ),
+        migrations.AlterField(
+            model_name='document',
+            name='created',
+            field=models.DateTimeField(default=django.utils.timezone.now, editable=False),
+        ),
+    ]

src/documents/models.py

@@ -1,4 +1,5 @@
 from django.db import models
+from django.utils import timezone
 
 
 class Document(models.Model):
@@ -6,5 +7,16 @@ class Document(models.Model):
     sender = models.CharField(max_length=128, blank=True, db_index=True)
     title = models.CharField(max_length=128, blank=True, db_index=True)
     content = models.TextField(db_index=True)
-    created = models.DateTimeField(auto_now_add=True)
-    modified = models.DateTimeField(auto_now=True)
+    created = models.DateTimeField(default=timezone.now, editable=False)
+    modified = models.DateTimeField(auto_now=True, editable=False)
+
+    class Meta(object):
+        ordering = ("sender", "title")
+
+    def __str__(self):
+        created = self.created.strftime("%Y-%m-%d")
+        if self.sender and self.title:
+            return "{}: {}, {}".format(created, self.sender, self.title)
+        if self.sender or self.title:
+            return "{}: {}, {}".format(created, self.sender or self.title)
+        return str(created)