include django_reversion for document and version history

config/settings.py

@@ -39,7 +39,7 @@ INSTALLED_APPS = [
     'django.contrib.staticfiles',
     'evolus',
     'jci',
-    'simple_history',
+    'reversion',
     'process'
 ]
 
@@ -51,6 +51,7 @@ MIDDLEWARE = [
     'django.contrib.auth.middleware.AuthenticationMiddleware',
     'django.contrib.messages.middleware.MessageMiddleware',
     'django.middleware.clickjacking.XFrameOptionsMiddleware',
+    'simple_history.middleware.HistoryRequestMiddleware',
 ]
 
 ROOT_URLCONF = 'config.urls'

evolus/admin.py

@@ -1,9 +1,11 @@
 from django.contrib import admin
 
-from .models import Audience, Document, DocumentType, Version, Site, Structure, Revision, Keyword
+from reversion.admin import VersionAdmin
+
+from .models import Audience, Document, DocumentType, Version, Site, Structure, Keyword
 
 
-class DocumentAdmin(admin.ModelAdmin):
+class DocumentAdmin(VersionAdmin):
     list_filter = ('type', 'audiences', 'sites', 'structures')
 
 
@@ -16,6 +18,5 @@ admin.site.register(Site)
 admin.site.register(Structure)
 admin.site.register(Document, DocumentAdmin)
 admin.site.register(DocumentType, DocumentTypeAdmin)
-admin.site.register(Version)
-admin.site.register(Revision)
+admin.site.register(Version, VersionAdmin)
 admin.site.register(Keyword)

evolus/migrations/0009_auto_20171027_1346.py

@@ -0,0 +1,63 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.5 on 2017-10-27 11:46
+from __future__ import unicode_literals
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+import django.utils.timezone
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('evolus', '0008_auto_20171026_1555'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='HistoricalVersion',
+            fields=[
+                ('id', models.IntegerField(auto_created=True, blank=True, db_index=True, verbose_name='ID')),
+                ('document', models.TextField(max_length=100)),
+                ('major', models.PositiveIntegerField()),
+                ('published', models.BooleanField(default=False)),
+                ('revised_at', models.DateTimeField(blank=True, null=True)),
+                ('created_at', models.DateTimeField(blank=True, editable=False)),
+                ('history_id', models.AutoField(primary_key=True, serialize=False)),
+                ('history_date', models.DateTimeField()),
+                ('history_change_reason', models.CharField(max_length=100, null=True)),
+                ('history_type', models.CharField(choices=[('+', 'Created'), ('~', 'Changed'), ('-', 'Deleted')], max_length=1)),
+                ('history_user', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='+', to=settings.AUTH_USER_MODEL)),
+            ],
+            options={
+                'verbose_name': 'historical version',
+                'ordering': ('-history_date', '-history_id'),
+                'get_latest_by': 'history_date',
+            },
+        ),
+        migrations.RemoveField(
+            model_name='revision',
+            name='version',
+        ),
+        migrations.AddField(
+            model_name='version',
+            name='created_at',
+            field=models.DateTimeField(auto_now_add=True, default=django.utils.timezone.now),
+            preserve_default=False,
+        ),
+        migrations.AlterField(
+            model_name='version',
+            name='document',
+            field=models.FileField(upload_to='revisions/'),
+        ),
+        migrations.AlterField(
+            model_name='version',
+            name='published',
+            field=models.BooleanField(default=False),
+        ),
+        migrations.DeleteModel(
+            name='Revision',
+        ),
+    ]

evolus/migrations/0010_auto_20171027_1351.py

@@ -0,0 +1,32 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.5 on 2017-10-27 11:51
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('evolus', '0009_auto_20171027_1346'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='historicalversion',
+            name='revision',
+            field=models.PositiveIntegerField(default=1),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name='version',
+            name='revision',
+            field=models.PositiveIntegerField(default=1),
+            preserve_default=False,
+        ),
+        migrations.AlterField(
+            model_name='version',
+            name='keywords',
+            field=models.ManyToManyField(blank=True, related_name='document_versions', to='evolus.Keyword'),
+        ),
+    ]

evolus/migrations/0011_auto_20171027_1512.py

@@ -0,0 +1,34 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.5 on 2017-10-27 13:12
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('evolus', '0010_auto_20171027_1351'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='historicalversion',
+            name='history_user',
+        ),
+        migrations.AddField(
+            model_name='version',
+            name='file',
+            field=models.FileField(default=1, upload_to='revisions/'),
+            preserve_default=False,
+        ),
+        migrations.AlterField(
+            model_name='version',
+            name='document',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='evolus.Document'),
+        ),
+        migrations.DeleteModel(
+            name='HistoricalVersion',
+        ),
+    ]

evolus/models.py

@@ -6,6 +6,7 @@ from django.db import models
 from closuretree.models import ClosureModel
 from simple_history.models import HistoricalRecords
 from django.contrib.auth.models import User
+import reversion
 
 from jci.models import Standard
 
@@ -53,6 +54,7 @@ class DocumentType(models.Model):
         ordering = ['level']
 
 
+@reversion.register()
 class Document(models.Model):
     audiences = models.ManyToManyField(Audience)
     sites = models.ManyToManyField(Site)
@@ -81,6 +83,10 @@ class Document(models.Model):
         except Version.DoesNotExist:
             return 'None'
 
+    @reversion.create_revision()
+    def save(self, *args, **kwargs):
+        super().save()
+
     def __str__(self):
         return self.title
 
@@ -102,15 +108,24 @@ class Keyword(ClosureModel):
         return self.name
 
 
+@reversion.register()
 class Version(models.Model):
-    document = models.ForeignKey(Document, related_name='versions')
-    keywords = models.ManyToManyField(Keyword, related_name='document_versions')
+    document = models.ForeignKey(Document)
+    file = models.FileField(upload_to='revisions/')
+    keywords = models.ManyToManyField(Keyword, blank=True, related_name='document_versions')
     major = models.PositiveIntegerField()
-    published = models.OneToOneField('Revision', related_name='published_version+', null=True, blank=True)
+    revision = models.PositiveIntegerField()
+    published = models.BooleanField(default=False)
     revised_at = models.DateTimeField(null=True, blank=True)
     authors = models.ManyToManyField(User, related_name='authors')
     reviewers = models.ManyToManyField(User, related_name='reviewers')
     validators = models.ManyToManyField(User, related_name='validators')
+    created_at = models.DateTimeField(auto_now_add=True)
+
+    @reversion.create_revision()
+    def save(self, *args, **kwargs):
+        self.revision = self.revision + 1
+        super().save(*args, **kwargs)
 
     class Meta:
         unique_together = ('document', 'major')
@@ -120,20 +135,7 @@ class Version(models.Model):
         return 'Published' if self.published else 'Draft'
 
     def __str__(self):
-        return '{} v{} ({})'.format(self.document, self.major, self.status)
+        return 'v{}.{} ({})'.format(self.major, self.revision, self.status)
 
     def publish(self):
         pass
-
-
-class Revision(models.Model):
-    revision = models.FileField(upload_to='revisions/')
-    created_at = models.DateTimeField(auto_now_add=True)
-    version = models.ForeignKey(Version, related_name='revisions')
-    minor = models.PositiveIntegerField()
-
-    class Meta:
-        ordering = ('-minor',)
-
-    def __str__(self):
-        return '{} rev {}'.format(self.version, self.minor)