From bde448d950c5811e896c2a293d97c1b2ea4f7e4e Mon Sep 17 00:00:00 2001
From: Chris Dodge <cdodge@edx.org>
Date: Thu, 17 Jul 2014 12:04:56 -0400
Subject: [PATCH] make sure the CourseAccessRole Django ORM Admin page uses a
 raw_id so that we don't populate millions of rows from the production
 database in the drop down list

---
 common/djangoapps/student/admin.py  | 4 ++--
 common/djangoapps/student/models.py | 5 +++++
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/common/djangoapps/student/admin.py b/common/djangoapps/student/admin.py
index e64caedd4f..40bd4742be 100644
--- a/common/djangoapps/student/admin.py
+++ b/common/djangoapps/student/admin.py
@@ -3,7 +3,7 @@ django admin pages for courseware model
 '''
 
 from student.models import UserProfile, UserTestGroup, CourseEnrollmentAllowed
-from student.models import CourseEnrollment, Registration, PendingNameChange, CourseAccessRole
+from student.models import CourseEnrollment, Registration, PendingNameChange, CourseAccessRole, CourseAccessRoleAdmin
 from ratelimitbackend import admin
 
 admin.site.register(UserProfile)
@@ -18,4 +18,4 @@ admin.site.register(Registration)
 
 admin.site.register(PendingNameChange)
 
-admin.site.register(CourseAccessRole)
+admin.site.register(CourseAccessRole, CourseAccessRoleAdmin)
diff --git a/common/djangoapps/student/models.py b/common/djangoapps/student/models.py
index de25ff9965..e34828b547 100644
--- a/common/djangoapps/student/models.py
+++ b/common/djangoapps/student/models.py
@@ -45,6 +45,8 @@ from functools import total_ordering
 from certificates.models import GeneratedCertificate
 from course_modes.models import CourseMode
 
+from ratelimitbackend import admin
+
 unenroll_done = Signal(providing_args=["course_enrollment"])
 log = logging.getLogger(__name__)
 AUDIT_LOG = logging.getLogger("audit")
@@ -1048,6 +1050,9 @@ class CourseAccessRole(models.Model):
         return "[CourseAccessRole] user: {}   role: {}   org: {}   course: {}".format(self.user.username, self.role, self.org, self.course_id)
 
 
+class CourseAccessRoleAdmin(admin.ModelAdmin):
+    raw_id_fields = ("user",)
+
 #### Helper methods for use from python manage.py shell and other classes.