def is_mode_upsellable(user, enrollment, course=None):
"""
Return whether the user is enrolled in a mode that can be upselled to another mode,
usually audit upselled to verified.
The partition code allows this function to more accurately return results for masquerading users.
Arguments:
user (:class:`.AuthUser`): The user from the request.user property
enrollment (:class:`.CourseEnrollment`): The enrollment under consideration.
course (:class:`.ModulestoreCourse`): Optional passed in modulestore course.
If provided, it is expected to correspond to `enrollment.course.id`.
If not provided, the course will be loaded from the modulestore.
We use the course to retrieve user partitions when calculating whether
the upgrade link will be shown.
"""
partition_service = PartitionService(enrollment.course.id, course=course)
enrollment_track_partition = partition_service.get_user_partition(
ENROLLMENT_TRACK_PARTITION_ID)
group = partition_service.get_group(user, enrollment_track_partition)
current_mode = None
if group:
try:
current_mode = [
mode.get('slug')
for mode in settings.COURSE_ENROLLMENT_MODES.values()
if mode['id'] == group.id
].pop()
except IndexError:
pass
upsellable_mode = not current_mode or current_mode in CourseMode.UPSELL_TO_VERIFIED_MODES
return upsellable_mode
def can_show_verified_upgrade(user, enrollment, course=None):
"""
Return whether this user can be shown upgrade message.
Arguments:
user (:class:`.AuthUser`): The user from the request.user property
enrollment (:class:`.CourseEnrollment`): The enrollment under consideration.
If None, then the enrollment is considered to be upgradeable.
course (:class:`.ModulestoreCourse`): Optional passed in modulestore course.
If provided, it is expected to correspond to `enrollment.course.id`.
If not provided, the course will be loaded from the modulestore.
We use the course to retrieve user partitions when calculating whether
the upgrade link will be shown.
"""
# Return `true` if user is not enrolled in course
if enrollment is None:
return False
partition_service = PartitionService(enrollment.course.id, course=course)
enrollment_track_partition = partition_service.get_user_partition(
ENROLLMENT_TRACK_PARTITION_ID)
group = partition_service.get_group(user, enrollment_track_partition)
current_mode = None
if group:
try:
current_mode = [
mode.get('slug')
for mode in settings.COURSE_ENROLLMENT_MODES.values()
if mode['id'] == group.id
].pop()
except IndexError:
pass
upgradable_mode = not current_mode or current_mode in CourseMode.UPSELL_TO_VERIFIED_MODES
if not upgradable_mode:
return False
upgrade_deadline = enrollment.upgrade_deadline
if upgrade_deadline is None:
return False
if datetime.datetime.now(utc).date() > upgrade_deadline.date():
return False
# Show the summary if user enrollment is in which allow user to upsell
return enrollment.is_active and enrollment.mode in CourseMode.UPSELL_TO_VERIFIED_MODES
def can_show_verified_upgrade(user, course_id, enrollment):
"""
Check if we are able to show verified upgrade message based
on the enrollment and current user partition
"""
if not enrollment:
return False
partition_service = PartitionService(course_id)
enrollment_track_partition = partition_service.get_user_partition(
ENROLLMENT_TRACK_PARTITION_ID)
group = partition_service.get_group(user, enrollment_track_partition)
current_mode = None
if group:
try:
current_mode = [
mode.get('slug')
for mode in settings.COURSE_ENROLLMENT_MODES.values()
if mode['id'] == group.id
].pop()
except IndexError:
pass
upgradable_mode = not current_mode or current_mode in CourseMode.UPSELL_TO_VERIFIED_MODES
return upgradable_mode and verified_upgrade_link_is_valid(enrollment)