Add in new VerifiedCertificate order item

lms/djangoapps/shoppingcart/migrations/0003_auto__add_verifiedcertificate.py

+# -*- coding: utf-8 -*-
+import datetime
+from south.db import db
+from south.v2 import SchemaMigration
+from django.db import models
+
+
+class Migration(SchemaMigration):
+
+    def forwards(self, orm):
+        # Adding model 'VerifiedCertificate'
+        db.create_table('shoppingcart_verifiedcertificate', (
+            ('orderitem_ptr', self.gf('django.db.models.fields.related.OneToOneField')(to=orm['shoppingcart.OrderItem'], unique=True, primary_key=True)),
+            ('course_id', self.gf('django.db.models.fields.CharField')(max_length=128, db_index=True)),
+            ('course_enrollment', self.gf('django.db.models.fields.related.ForeignKey')(to=orm['student.CourseEnrollment'])),
+        ))
+        db.send_create_signal('shoppingcart', ['VerifiedCertificate'])
+
+
+    def backwards(self, orm):
+        # Deleting model 'VerifiedCertificate'
+        db.delete_table('shoppingcart_verifiedcertificate')
+
+
+    models = {
+        'auth.group': {
+            'Meta': {'object_name': 'Group'},
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '80'}),
+            'permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'})
+        },
+        'auth.permission': {
+            'Meta': {'ordering': "('content_type__app_label', 'content_type__model', 'codename')", 'unique_together': "(('content_type', 'codename'),)", 'object_name': 'Permission'},
+            'codename': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'content_type': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['contenttypes.ContentType']"}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '50'})
+        },
+        'auth.user': {
+            'Meta': {'object_name': 'User'},
+            'date_joined': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+            'email': ('django.db.models.fields.EmailField', [], {'max_length': '75', 'blank': 'True'}),
+            'first_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
+            'groups': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Group']", 'symmetrical': 'False', 'blank': 'True'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'is_active': ('django.db.models.fields.BooleanField', [], {'default': 'True'}),
+            'is_staff': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'is_superuser': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'last_login': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+            'last_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
+            'password': ('django.db.models.fields.CharField', [], {'max_length': '128'}),
+            'user_permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'}),
+            'username': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '30'})
+        },
+        'contenttypes.contenttype': {
+            'Meta': {'ordering': "('name',)", 'unique_together': "(('app_label', 'model'),)", 'object_name': 'ContentType', 'db_table': "'django_content_type'"},
+            'app_label': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'model': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '100'})
+        },
+        'shoppingcart.order': {
+            'Meta': {'object_name': 'Order'},
+            'bill_to_cardtype': ('django.db.models.fields.CharField', [], {'max_length': '32', 'null': 'True', 'blank': 'True'}),
+            'bill_to_ccnum': ('django.db.models.fields.CharField', [], {'max_length': '8', 'null': 'True', 'blank': 'True'}),
+            'bill_to_city': ('django.db.models.fields.CharField', [], {'max_length': '64', 'null': 'True', 'blank': 'True'}),
+            'bill_to_country': ('django.db.models.fields.CharField', [], {'max_length': '64', 'null': 'True', 'blank': 'True'}),
+            'bill_to_first': ('django.db.models.fields.CharField', [], {'max_length': '64', 'null': 'True', 'blank': 'True'}),
+            'bill_to_last': ('django.db.models.fields.CharField', [], {'max_length': '64', 'null': 'True', 'blank': 'True'}),
+            'bill_to_postalcode': ('django.db.models.fields.CharField', [], {'max_length': '16', 'null': 'True', 'blank': 'True'}),
+            'bill_to_street1': ('django.db.models.fields.CharField', [], {'max_length': '128', 'null': 'True', 'blank': 'True'}),
+            'bill_to_street2': ('django.db.models.fields.CharField', [], {'max_length': '128', 'null': 'True', 'blank': 'True'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'processor_reply_dump': ('django.db.models.fields.TextField', [], {'null': 'True', 'blank': 'True'}),
+            'purchase_time': ('django.db.models.fields.DateTimeField', [], {'null': 'True', 'blank': 'True'}),
+            'status': ('django.db.models.fields.CharField', [], {'default': "'cart'", 'max_length': '32'}),
+            'user': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']"})
+        },
+        'shoppingcart.orderitem': {
+            'Meta': {'object_name': 'OrderItem'},
+            'currency': ('django.db.models.fields.CharField', [], {'default': "'usd'", 'max_length': '8'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'line_cost': ('django.db.models.fields.FloatField', [], {'default': '0.0'}),
+            'line_desc': ('django.db.models.fields.CharField', [], {'default': "'Misc. Item'", 'max_length': '1024'}),
+            'order': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['shoppingcart.Order']"}),
+            'qty': ('django.db.models.fields.IntegerField', [], {'default': '1'}),
+            'status': ('django.db.models.fields.CharField', [], {'default': "'cart'", 'max_length': '32'}),
+            'unit_cost': ('django.db.models.fields.FloatField', [], {'default': '0.0'}),
+            'user': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']"})
+        },
+        'shoppingcart.paidcourseregistration': {
+            'Meta': {'object_name': 'PaidCourseRegistration', '_ormbases': ['shoppingcart.OrderItem']},
+            'course_id': ('django.db.models.fields.CharField', [], {'max_length': '128', 'db_index': 'True'}),
+            'orderitem_ptr': ('django.db.models.fields.related.OneToOneField', [], {'to': "orm['shoppingcart.OrderItem']", 'unique': 'True', 'primary_key': 'True'})
+        },
+        'shoppingcart.verifiedcertificate': {
+            'Meta': {'object_name': 'VerifiedCertificate', '_ormbases': ['shoppingcart.OrderItem']},
+            'course_enrollment': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['student.CourseEnrollment']"}),
+            'course_id': ('django.db.models.fields.CharField', [], {'max_length': '128', 'db_index': 'True'}),
+            'orderitem_ptr': ('django.db.models.fields.related.OneToOneField', [], {'to': "orm['shoppingcart.OrderItem']", 'unique': 'True', 'primary_key': 'True'})
+        },
+        'student.courseenrollment': {
+            'Meta': {'unique_together': "(('user', 'course_id'),)", 'object_name': 'CourseEnrollment'},
+            'course_id': ('django.db.models.fields.CharField', [], {'max_length': '255', 'db_index': 'True'}),
+            'created': ('django.db.models.fields.DateTimeField', [], {'auto_now_add': 'True', 'null': 'True', 'db_index': 'True', 'blank': 'True'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'user': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']"})
+        }
+    }
+
+    complete_apps = ['shoppingcart']
\ No newline at end of file

lms/djangoapps/shoppingcart/models.py

@@ -217,4 +217,38 @@ class PaidCourseRegistration(OrderItem):
 # PLEASE KEEP THIS LIST UP_TO_DATE WITH THE SUBCLASSES OF OrderItem
 ORDER_ITEM_SUBTYPES = {
     PaidCourseRegistration: 'paidcourseregistration',
-}
+    VerifiedCertificate: 'verifiedcertificate',
\ No newline at end of file
+}
+
+
+class VerifiedCertificate(OrderItem):
+    """
+    This is an inventory item for purchasing verified certificates
+    """
+    course_id = models.CharField(max_length=128, db_index=True)
+    course_enrollment = models.ForeignKey(CourseEnrollment)
+
+    @classmethod
+    def add_to_order(cls, order, course_id, course_enrollment, cost, currency='usd'):
+        """
+        Add a VerifiedCertificate item to an order
+        """
+        # TODO: error checking
+        item, _created = cls.objects.get_or_create(
+            order=order,
+            user=order.user,
+            course_id=course_id,
+            course_enrollment=course_enrollment
+        )
+        item.status = order.status
+        item.qty = 1
+        item.unit_cost = cost
+        item.line_cost = cost
+        item.line_desc = "Verified Certificate for Course {0}".format(course_id)
+        item.currency = currency
+        item.save()
+        return item
+
+    def purchased_callback(self):
+        # TODO: add code around putting student in the verified track
+        pass

lms/djangoapps/shoppingcart/tests.py

 """
-This file demonstrates writing tests using the unittest module. These will pass
-when you run "manage.py test".
-
-Replace this with more appropriate tests for your application.
+Tests for the Shopping Cart
 """
 
+from factory import DjangoModelFactory
 from django.test import TestCase
+from shoppingcart import models
+from student.tests.factories import UserFactory
+
+
+class OrderFactory(DjangoModelFactory):
+    FACTORY_FOR = models.Order
+
+
+class OrderItem(DjangoModelFactory):
+    FACTORY_FOR = models.OrderItem
+
 
+class OrderTest(TestCase):
+    def setUp(self):
+        self.user = UserFactory.create()
+        self.cart = OrderFactory.create(user=self.user, status='cart')
 
-class SimpleTest(TestCase):
-    def test_basic_addition(self):
-        """
-        Tests that 1 + 1 always equals 2.
-        """
-        self.assertEqual(1 + 1, 2)
+    def test_total_cost(self):
+        # add items to the order
+        for _ in xrange(5):
+            pass

lms/djangoapps/shoppingcart/urls.py

@@ -4,8 +4,9 @@ urlpatterns = patterns('shoppingcart.views',  # nopep8
     url(r'^$','show_cart'),
     url(r'^(?P<course_id>[^/]+/[^/]+/[^/]+)/$','test'),
     url(r'^add/course/(?P<course_id>[^/]+/[^/]+/[^/]+)/$','add_course_to_cart'),
+    url(r'^register_verified_course/course/(?P<course_id>[^/]+/[^/]+/[^/]+)/$', 'register_for_verified_cert'),
     url(r'^clear/$','clear_cart'),
     url(r'^remove_item/$', 'remove_item'),
     url(r'^postpay_callback/$', 'postpay_callback'), #Both the ~accept and ~reject callback pages are handled here
     url(r'^receipt/(?P<ordernum>[0-9]*)/$', 'show_receipt'),
-)
+)
\ No newline at end of file

lms/djangoapps/shoppingcart/views.py

@@ -34,6 +34,14 @@ def add_course_to_cart(request, course_id):
         return HttpResponseRedirect(reverse('shoppingcart.views.show_cart'))
     return HttpResponse(_("Course added to cart."))
 
+
+@login_required
+def register_for_verified_cert(request, course_id):
+    cart = Order.get_cart_for_user(request.user)
+    enrollment, _completed = CourseEnrollment.objects.get_or_create(user=request.user, course_id=course_id)
+    VerifiedCertificate.add_to_order(cart, course_id, enrollment, 25)
+    return HttpResponse("Added")
+
 @login_required
 def show_cart(request):
     cart = Order.get_cart_for_user(request.user)