def check_edxapp_enrollment_is_valid(*args, **kwargs):
"""
backend function to check if enrollment is valid
"""
errors = []
is_active = kwargs.get("is_active", True)
course_id = kwargs.get("course_id")
force = kwargs.get('force', False)
mode = kwargs.get("mode")
program_uuid = kwargs.get('bundle_id')
username = kwargs.get("username")
email = kwargs.get("email")
if program_uuid and course_id:
return ['You have to provide a course_id or bundle_id but not both']
if not program_uuid and not course_id:
return ['You have to provide a course_id or bundle_id']
if not email and not username:
return ['Email or username needed']
if not check_edxapp_account_conflicts(email=email, username=username):
return ['User not found']
if mode not in CourseMode.ALL_MODES:
return ['Invalid mode given:' + mode]
if course_id:
if not validate_org(course_id):
errors.append('Enrollment not allowed for given org')
if course_id and not force:
try:
api.validate_course_mode(course_id, mode, is_active=is_active)
except CourseModeNotFoundError:
errors.append('Mode not found')
except CourseNotFoundError:
errors.append('Course not found')
return errors
def ensure_valid_mode(cls, mode_slug, course_id):
"""
Ensures mode_slug is a valid mode for course_id. Will raise an error if invalid.
"""
if mode_slug is None:
raise ValueError("Cannot create a CourseModeTarget without specifying a mode_slug.")
try:
validate_course_mode(unicode(course_id), mode_slug, include_expired=True)
except CourseModeNotFoundError:
raise ValueError(
"Track {track} does not exist in course {course_id}".format(
track=mode_slug,
course_id=course_id
)
)
def ensure_valid_mode(cls, mode_slug, course_id):
"""
Ensures mode_slug is a valid mode for course_id. Will raise an error if invalid.
"""
if mode_slug is None:
raise ValueError("Cannot create a CourseModeTarget without specifying a mode_slug.")
try:
validate_course_mode(unicode(course_id), mode_slug, include_expired=True)
except CourseModeNotFoundError:
raise ValueError(
"Track {track} does not exist in course {course_id}".format(
track=mode_slug,
course_id=course_id
)
)