def get(self, request, course_id, format=None):
""" Get enrollment number of the current course. """
result = {
"enrollments": course_stat.enrollment_total_count(
SlashSeparatedCourseKey.from_deprecated_string(course_id)),
}
return Response(result)
def get(self, request, course_id, format=None):
""" Get some frequency update data of the current course. """
try:
course = Course.objects.get(course_id=course_id)
except:
return Response(status=status.HTTP_404_NOT_FOUND)
course_key = SlashSeparatedCourseKey.from_deprecated_string(course_id)
result = {
"enrollments": course_stat.enrollment_total_count(course_key),
"comments": course_stat.comment_total_count(course_key),
"serialized": course.serialized,
}
return Response(result)
def get_enrollments(self, obj):
return course_stat.enrollment_total_count(
SlashSeparatedCourseKey.from_deprecated_string(obj.course_id))
def fill_in_course(course, user=None):
detail = {}
detail['course_id'] = course.course_id
detail['display_name'] = course.name
detail['display_org'] = course.org
detail['display_coursenum'] = course.course_num
# detail['subtitle'] = course.subtitle
# detail['video'] = course.intro_video
# detail['thumbnail'] = course.thumbnail
if course.start:
detail['start'] = course.start.strftime("%Y-%m-%d %H:%M:%S")
detail['naturalStart'] = naturalFormatDate(course.start)
else:
detail['start'] = ""
detail['naturalStart'] = ""
if course.end:
detail['finish'] = course.end.strftime("%Y-%m-%d %H:%M:%S")
else:
detail['finish'] = ""
if course.enrollment_start:
detail['advertised_start'] = course.enrollment_start.strftime(
"%Y-%m-%d %H:%M:%S")
else:
detail['advertised_start'] = ""
if course.enrollment_end:
detail['advertised_finish'] = course.enrollment_end.strftime(
"%Y-%m-%d %H:%M:%S")
else:
detail['advertised_finish'] = ""
if cmp(course.owner.lower(), 'edx') == 0:
detail['course_status'] = '由edX联盟高校提供'
# If this course is edx, give a later enrollment start time
detail['advertised_start'] = '2030-01-01 00:00:00'
elif course.serialized < 0:
detail['course_status'] = '即将开课'
elif course.serialized == 0:
detail['course_status'] = '已上线'
else:
detail['course_status'] = '更新至第%d章' % course.serialized
detail['student_num'] = course_stat.enrollment_total_count(
SlashSeparatedCourseKey.from_deprecated_string(course.course_id))
detail['course_image_url'] = _transform_thumbnail(course.thumbnail)
detail['share_content'] = ""
# lookup Course_staff table with course_id
# problem: cannot get separate info of org, postion
try:
staff = Staff.objects.filter(course__course_id=course.course_id,
coursestaffrelationship__role=0)[0]
staff_dict = {}
staff_dict['name'] = staff.name
staff_dict['image_url'] = _normalizeImageUrl(staff.avartar)
staff_dict['person_url'] = ""
except:
staff_dict = {}
staff_dict['name'] = ""
staff_dict['image_url'] = ""
staff_dict['person_url'] = ""
detail['master_teacher'] = staff_dict
is_enrolled = user and not isinstance(user, AnonymousUser) and CourseEnrollment.is_enrolled(user, course.course_id)
detail['enroll'] = is_enrolled
return detail