def _get_user_course_grades(self, user, course_id):
"""
Get the user's grade for the given course.
Note: For performance reasons, we use the cached gradebook data here.
Once persistent grades are enabled on the solutions fork, we'll use CourseGradeFactory instead.
"""
course_key = get_course_key(course_id)
data = get_cached_data('grade', course_id, user.id)
params = {
'exclude_users':
get_aggregate_exclusion_user_ids(course_key, roles=None)
}
if not data:
course_avg = StudentGradebook.course_grade_avg(
course_key, **params)
user_grade = StudentGradebook.get_user_grade(course_key, user.id)
data = {'user_grade': user_grade, 'course_avg': course_avg}
cache_course_data('grade', course_id, {'course_avg': course_avg})
cache_course_user_data('grade', course_id, user.id,
{'user_grade': user_grade})
return {
'course_grade': data.get('user_grade'),
'course_average_grade': data.get('course_avg')
}
def _get_course_average_grade(self, course_key):
"""
Get the average grade for all the users in the specified course.
Note: For performance reasons, we use the cached gradebook data here.
Once persistent grades are enabled on the solutions fork, we'll use CourseGradeFactory instead.
"""
return StudentGradebook.course_grade_avg(course_key)
