added ratings too universityreview model

backend/postings/api/serializers.py

@@ -8,6 +8,7 @@ class UniversityReviewSerializer(serializers.ModelSerializer):
 		fields = [
 			'pk',
 			'university_name',
+			'rating',
 			'title',
 			'username',
 			'date_published',
@@ -15,5 +16,4 @@ class UniversityReviewSerializer(serializers.ModelSerializer):
 		]
 		read_only_fields =[
 			'pk',
-			'username'
 		]

backend/postings/migrations/0004_auto_20180926_1312.py

@@ -0,0 +1,86 @@
+# Generated by Django 2.0.6 on 2018-09-26 11:12
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('postings', '0003_universityreview_title'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='RateableEntity',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=256)),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Review',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('rating', models.IntegerField(default=1)),
+                ('title', models.CharField(max_length=128)),
+                ('content', models.TextField()),
+                ('created_date', models.DateTimeField(auto_now_add=True)),
+                ('last_updated_date', models.DateTimeField(auto_now=True)),
+            ],
+        ),
+        migrations.CreateModel(
+            name='ReviewHelpfulVote',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('helpful', models.BooleanField()),
+                ('review', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='postings.Review')),
+            ],
+        ),
+        migrations.AddField(
+            model_name='universityreview',
+            name='rating',
+            field=models.IntegerField(default=1),
+        ),
+        migrations.CreateModel(
+            name='Course',
+            fields=[
+                ('rateableentity_ptr', models.OneToOneField(auto_created=True, on_delete=django.db.models.deletion.CASCADE, parent_link=True, primary_key=True, serialize=False, to='postings.RateableEntity')),
+            ],
+            bases=('postings.rateableentity',),
+        ),
+        migrations.CreateModel(
+            name='Professor',
+            fields=[
+                ('rateableentity_ptr', models.OneToOneField(auto_created=True, on_delete=django.db.models.deletion.CASCADE, parent_link=True, primary_key=True, serialize=False, to='postings.RateableEntity')),
+            ],
+            bases=('postings.rateableentity',),
+        ),
+        migrations.CreateModel(
+            name='University',
+            fields=[
+                ('rateableentity_ptr', models.OneToOneField(auto_created=True, on_delete=django.db.models.deletion.CASCADE, parent_link=True, primary_key=True, serialize=False, to='postings.RateableEntity')),
+            ],
+            bases=('postings.rateableentity',),
+        ),
+        migrations.AddField(
+            model_name='review',
+            name='rateable_entity',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='postings.RateableEntity'),
+        ),
+        migrations.AddField(
+            model_name='professor',
+            name='university',
+            field=models.ManyToManyField(to='postings.University'),
+        ),
+        migrations.AddField(
+            model_name='course',
+            name='professors',
+            field=models.ManyToManyField(to='postings.Professor'),
+        ),
+        migrations.AddField(
+            model_name='course',
+            name='taught_at_university',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='postings.University'),
+        ),
+    ]

backend/postings/models.py

@@ -48,6 +48,7 @@ class Course(RateableEntity):
 class UniversityReview(models.Model):
 	university_name = models.CharField(max_length=200)
 	username = models.CharField(max_length=200)
+	rating = models.IntegerField(default=1)
 	title = models.CharField(max_length=200)
 	date_published = models.DateTimeField('date published')
 	content = models.CharField(max_length=200)