Add initial models Application and DataSource

More fields to be added when implementing PROV

applications/apps.py

+from django.apps import AppConfig
+
+
+class ApplicationsConfig(AppConfig):
+    name = 'applications'

applications/migrations/0001_initial.py

+# Generated by Django 2.0.8 on 2018-08-15 10:54
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Application',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=63)),
+                ('description', models.TextField(blank=True)),
+                ('url', models.URLField()),
+                ('owner', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name='applications', to=settings.AUTH_USER_MODEL)),
+            ],
+        ),
+    ]

applications/models.py

+from django.conf import settings
+from django.db import models
+
+
+MAX_LENGTH_NAME = 63
+
+
+class Application(models.Model):
+    name = models.CharField(max_length=MAX_LENGTH_NAME,
+                            blank=False, null=False)
+
+    description = models.TextField(blank=True, null=False)
+
+    url = models.URLField(blank=False, null=False)
+
+    owner = models.ForeignKey(settings.AUTH_USER_MODEL,
+                              on_delete=models.PROTECT,
+                              related_name='applications',
+                              blank=False, null=False)

datasources/apps.py

+from django.apps import AppConfig
+
+
+class DatasourcesConfig(AppConfig):
+    name = 'datasources'

datasources/migrations/0001_initial.py

+# Generated by Django 2.0.8 on 2018-08-15 10:54
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='DataSource',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=63)),
+                ('description', models.TextField(blank=True)),
+                ('url', models.URLField()),
+                ('owner', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name='datasources', to=settings.AUTH_USER_MODEL)),
+            ],
+        ),
+    ]

datasources/models.py

+from django.conf import settings
+from django.db import models
+
+
+MAX_LENGTH_NAME = 63
+
+
+class DataSource(models.Model):
+    name = models.CharField(max_length=MAX_LENGTH_NAME,
+                            blank=False, null=False)
+
+    description = models.TextField(blank=True, null=False)
+
+    url = models.URLField(blank=False, null=False)
+
+    owner = models.ForeignKey(settings.AUTH_USER_MODEL,
+                              on_delete=models.PROTECT,
+                              related_name='datasources',
+                              blank=False, null=False)

pedasi/settings.py

@@ -48,6 +48,8 @@ THIRD_PARTY_APPS = [
 
 CUSTOM_APPS = [
     'profiles',
+    'applications',
+    'datasources',
 ]
 
 # Custom apps have to be listed before Django apps so they override default templates