backend/postings/migrations/0001_initial.py

@@ -1,4 +1,4 @@
-# Generated by Django 2.1.1 on 2018-09-27 09:48
+# Generated by Django 2.1.1 on 2018-10-02 13:24
 
 from django.db import migrations, models
 import django.db.models.deletion
@@ -17,6 +17,8 @@ class Migration(migrations.Migration):
             fields=[
                 ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                 ('name', models.CharField(max_length=256)),
+                ('created_date', models.DateTimeField(auto_now_add=True)),
+                ('entity_type', models.SmallIntegerField(choices=[(0, 'University'), (1, 'Course'), (2, 'Professor')])),
             ],
         ),
         migrations.CreateModel(
@@ -46,10 +48,18 @@ class Migration(migrations.Migration):
                 ('username', models.CharField(max_length=200)),
                 ('rating', models.IntegerField(default=1)),
                 ('title', models.CharField(max_length=200)),
-                ('date_published', models.DateField(verbose_name='date published')),
+                ('date_published', models.DateTimeField(auto_now_add=True)),
                 ('content', models.CharField(max_length=200)),
             ],
         ),
+        migrations.CreateModel(
+            name='User',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=64)),
+                ('birth_date', models.DateField()),
+            ],
+        ),
         migrations.CreateModel(
             name='Course',
             fields=[
@@ -68,9 +78,16 @@ class Migration(migrations.Migration):
             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')),
+                ('website_url', models.URLField()),
+                ('location', models.CharField(max_length=256)),
             ],
             bases=('postings.rateableentity',),
         ),
+        migrations.AddField(
+            model_name='review',
+            name='author',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to='postings.User'),
+        ),
         migrations.AddField(
             model_name='review',
             name='rateable_entity',

backend/postings/migrations/0002_auto_20180927_1115.py

@@ -1,18 +0,0 @@
-# Generated by Django 2.1.1 on 2018-09-27 11:15
-
-from django.db import migrations, models
-
-
-class Migration(migrations.Migration):
-
-    dependencies = [
-        ('postings', '0001_initial'),
-    ]
-
-    operations = [
-        migrations.AlterField(
-            model_name='universityreview',
-            name='date_published',
-            field=models.DateTimeField(auto_now_add=True),
-        ),
-    ]

backend/postings/models.py

@@ -1,9 +1,30 @@
 from django.db import models
 
+# Represents an authenticated reviewer or reader of reviews.
+class User(models.Model):
+	# A non-unique name for the user.
+	name = models.CharField(max_length=64)
+	# The user's birth date.
+	birth_date = models.DateField()
+
 # Represents any object for which reviews can be made. (Universities, Professors, etc.)
 class RateableEntity(models.Model):
+	# Constants defined for types of rateable entities.
+	UNIVERSITY = 0
+	COURSE = 1
+	PROFESSOR = 2
+	TYPE_CHOICES = (
+		(UNIVERSITY, 'University'),
+		(COURSE, 'Course'),
+		(PROFESSOR, 'Professor')
+	)
+
 	# The human-readable name of this entity.
 	name = models.CharField(max_length=256)
+	# The date and time at which this entity was created.
+	created_date = models.DateTimeField(auto_now_add=True)
+	# The type of entity this is.
+	entity_type = models.SmallIntegerField(choices=TYPE_CHOICES)
 
 # A review represents any single data entry to the database.
 class Review(models.Model):
@@ -19,6 +40,8 @@ class Review(models.Model):
 	created_date = models.DateTimeField(auto_now_add=True)
 	# The date and time at which the last modification to this review was published.
 	last_updated_date = models.DateTimeField(auto_now=True)
+	# A reference to the person who created this review.
+	author = models.ForeignKey('postings.User', on_delete=models.PROTECT)
 
 # A vote for a review as either positive or negative.
 class ReviewHelpfulVote(models.Model):
@@ -30,7 +53,10 @@ class ReviewHelpfulVote(models.Model):
 
 # A RateableEntity for universities.
 class University(RateableEntity):
-	pass
+	# A string referring to the URL of the university. Every single university should have one.
+	website_url = models.URLField()
+	# A string referring to the location of the university.
+	location = models.CharField(max_length=256)
 
 # A RateableEntity for professors, who belong to one or more university.
 class Professor(RateableEntity):