Merge pull request openedx#6 from andela-ijubril/certificate

Add certificate info to User API endpoint

lms/djangoapps/certificates/api.py

@@ -28,10 +28,40 @@
     CertificateTemplate,
 )
 from certificates.queue import XQueueCertInterface
-
+from openedx.core.djangoapps.content.course_overviews.models import CourseOverview
 
 log = logging.getLogger("edx.certificate")
 
+def get_certificates_for_user_basic(username):
+    """
+    Retrieve basic certificate information for a particular user.
+
+    Arguments:
+        username (unicode): The identifier of the user.
+
+    Returns: list
+
+    Example Usage:
+    >>> get_certificates_for_user_basic("bob")
+    [
+        {
+            "course_title": "some course",
+            "download_url": "/certificates/user/3/course/course-v1:APC101:2016_S1",
+        }
+    ]
+
+    """
+
+    return [
+        {
+            "course_title": CourseOverview.objects.get(id=cert.course_id).display_name,
+            "download_url": (
+                cert.download_url or get_certificate_url(cert.user.id, cert.course_id)
+                if cert.status == CertificateStatuses.downloadable
+                else None
+            ),
+        }
+        for cert in GeneratedCertificate.objects.filter(user__username=username).order_by("course_id") ]
 
 def get_certificates_for_user(username):
     """

openedx/core/djangoapps/user_api/accounts/serializers.py

@@ -14,7 +14,7 @@
 from . import (
     ACCOUNT_VISIBILITY_PREF_KEY, ALL_USERS_VISIBILITY, PRIVATE_VISIBILITY,
 )
-
+from certificates.api import get_certificates_for_user_basic
 
 PROFILE_IMAGE_KEY_PREFIX = 'image_url'
 
@@ -98,11 +98,14 @@ def to_representation(self, user):
             "account_privacy": self._get_profile_visibility(profile, user),
         }
 
-        return self._filter_fields(
+        filtered_data = self._filter_fields(
             self._visible_fields(profile, user),
             data
         )
 
+        filtered_data['certificates'] = get_certificates_for_user_basic(user.username)
+        return filtered_data
+
     def _visible_fields(self, user_profile, user):
         """
         Return what fields should be visible based on user settings