def test_enabled_for_enrollment_flag_override(self):
self.assertTrue(
CourseDurationLimitConfig.enabled_for_enrollment(None, None, None))
self.assertTrue(
CourseDurationLimitConfig.enabled_for_enrollment(
Mock(name='enrollment'), Mock(name='user'), None))
self.assertTrue(
CourseDurationLimitConfig.enabled_for_enrollment(
Mock(name='enrollment'), None, Mock(name='course_key')))
def register_course_expired_message(request, course):
"""
Add a banner notifying the user of the user course expiration date if it exists.
"""
if not CourseDurationLimitConfig.enabled_for_enrollment(user=request.user, course_key=course.id):
return
expiration_date = get_user_course_expiration_date(request.user, course)
if not expiration_date:
return
if is_masquerading_as_student(request.user, course.id) and timezone.now() > expiration_date:
upgrade_message = _('This learner does not have access to this course. '
'Their access expired on {expiration_date}.')
PageLevelMessages.register_warning_message(
request,
HTML(upgrade_message).format(
expiration_date=expiration_date.strftime('%b %-d')
)
)
else:
enrollment = CourseEnrollment.get_enrollment(request.user, course.id)
if enrollment is None:
return
upgrade_deadline = enrollment.upgrade_deadline
if upgrade_deadline is None:
return
now = timezone.now()
course_upgrade_deadline = enrollment.course_upgrade_deadline
if now > upgrade_deadline:
upgrade_deadline = course_upgrade_deadline
expiration_message = _('{strong_open}Audit Access Expires {expiration_date}{strong_close}'
'{line_break}You lose all access to this course, including your progress, on '
'{expiration_date}.')
upgrade_deadline_message = _('{line_break}Upgrade by {upgrade_deadline} to get unlimited access to the course '
'as long as it exists on the site. {a_open}Upgrade now{sronly_span_open} to '
'retain access past {expiration_date}{span_close}{a_close}')
full_message = expiration_message
if now < course_upgrade_deadline:
full_message += upgrade_deadline_message
PageLevelMessages.register_info_message(
request,
Text(full_message).format(
a_open=HTML('<a href="{upgrade_link}">').format(
upgrade_link=verified_upgrade_deadline_link(user=request.user, course=course)
),
sronly_span_open=HTML('<span class="sr-only">'),
sighted_only_span_open=HTML('<span aria-hidden="true">'),
span_close=HTML('</span>'),
a_close=HTML('</a>'),
expiration_date=expiration_date.strftime('%b. %-d, %Y'),
strong_open=HTML('<strong>'),
strong_close=HTML('</strong>'),
line_break=HTML('<br>'),
upgrade_deadline=upgrade_deadline.strftime('%b. %-d, %Y')
)
)
def test_enabled_for_enrollment_flag_override(self):
self.assertTrue(CourseDurationLimitConfig.enabled_for_enrollment(
None,
None,
None
))
self.assertTrue(CourseDurationLimitConfig.enabled_for_enrollment(
Mock(name='enrollment'),
Mock(name='user'),
None
))
self.assertTrue(CourseDurationLimitConfig.enabled_for_enrollment(
Mock(name='enrollment'),
None,
Mock(name='course_key')
))
def get_audit_access_expiration(user, course):
"""
Return the expiration date for the user's audit access to this course.
"""
if not CourseDurationLimitConfig.enabled_for_enrollment(user=user, course_key=course.id):
return None
return get_user_course_expiration_date(user, course)
def get_audit_access_expires(self, model):
"""
Returns expiration date for a course audit expiration, if any or null
"""
if not CourseDurationLimitConfig.enabled_for_enrollment(user=model.user, course_key=model.course.id):
return None
return get_user_course_expiration_date(model.user, model.course)
def get_audit_access_expires(self, model):
"""
Returns expiration date for a course audit expiration, if any or null
"""
if not CourseDurationLimitConfig.enabled_for_enrollment(model.user, model.course):
return None
return get_user_course_expiration_date(model.user, model.course)
def get_audit_access_expiration(user, course):
"""
Return the expiration date for the user's audit access to this course.
"""
if AUDIT_DEADLINE_FLAG.is_enabled():
if not CourseDurationLimitConfig.enabled_for_enrollment(user=user, course_key=course.id):
return None
return get_user_course_expiration_date(user, course)
return None
def check_course_expired(user, course):
"""
Check if the course expired for the user.
"""
if not CourseDurationLimitConfig.enabled_for_enrollment(user=user, course_key=course.id):
return ACCESS_GRANTED
expiration_date = get_user_course_expiration_date(user, course)
if expiration_date and timezone.now() > expiration_date:
return AuditExpiredError(user, course, expiration_date)
return ACCESS_GRANTED
def test_enabled_for_enrollment_failure(self):
with pytest.raises(ValueError):
CourseDurationLimitConfig.enabled_for_enrollment(None, None)
with pytest.raises(ValueError):
CourseDurationLimitConfig.enabled_for_enrollment(
Mock(name='user'), None)
with pytest.raises(ValueError):
CourseDurationLimitConfig.enabled_for_enrollment(
None, Mock(name='course_key'))
def test_enabled_for_enrollment(
self,
already_enrolled,
pass_enrollment,
enrolled_before_enabled,
):
# Tweak the day to enable the config so that it is either before
# or after today (which is when the enrollment will be created)
if enrolled_before_enabled:
enabled_as_of = date.today() + timedelta(days=1)
else:
enabled_as_of = date.today() - timedelta(days=1)
CourseDurationLimitConfig.objects.create(
enabled=True,
course=self.course_overview,
enabled_as_of=enabled_as_of,
)
if already_enrolled:
existing_enrollment = CourseEnrollmentFactory.create(
user=self.user,
course=self.course_overview,
)
else:
existing_enrollment = None
if pass_enrollment:
enrollment = existing_enrollment
user = None
course_key = None
else:
enrollment = None
user = self.user
course_key = self.course_overview.id
if pass_enrollment:
query_count = 4
else:
query_count = 5
with self.assertNumQueries(query_count):
enabled = CourseDurationLimitConfig.enabled_for_enrollment(
enrollment=enrollment,
user=user,
course_key=course_key,
)
self.assertEqual(not enrolled_before_enabled, enabled)
def test_enabled_for_enrollment(
self,
already_enrolled,
pass_enrollment,
enrolled_before_enabled,
):
# Tweak the datetime to enable the config so that it is either before
# or after now (which is when the enrollment will be created)
if enrolled_before_enabled:
enabled_as_of = timezone.now() + timedelta(days=1)
else:
enabled_as_of = timezone.now() - timedelta(days=1)
CourseDurationLimitConfig.objects.create(
enabled=True,
course=self.course_overview,
enabled_as_of=enabled_as_of,
)
if already_enrolled:
existing_enrollment = CourseEnrollmentFactory.create(
user=self.user,
course=self.course_overview,
)
else:
existing_enrollment = None
if pass_enrollment:
enrollment = existing_enrollment
user = None
course_key = None
else:
enrollment = None
user = self.user
course_key = self.course_overview.id
query_count = 7
if pass_enrollment and already_enrolled:
query_count = 6
with self.assertNumQueries(query_count):
enabled = CourseDurationLimitConfig.enabled_for_enrollment(
enrollment=enrollment,
user=user,
course_key=course_key,
)
self.assertEqual(not enrolled_before_enabled, enabled)
def check_course_expired(user, course):
"""
Check if the course expired for the user.
"""
# masquerading course staff should always have access
if get_course_masquerade(user, course.id):
return ACCESS_GRANTED
if not CourseDurationLimitConfig.enabled_for_enrollment(user=user, course_key=course.id):
return ACCESS_GRANTED
expiration_date = get_user_course_expiration_date(user, course)
if expiration_date and timezone.now() > expiration_date:
return AuditExpiredError(user, course, expiration_date)
return ACCESS_GRANTED
def check_course_expired(user, course):
"""
Check if the course expired for the user.
"""
# masquerading course staff should always have access
if get_course_masquerade(user, course.id):
return ACCESS_GRANTED
if not CourseDurationLimitConfig.enabled_for_enrollment(user=user, course_key=course.id):
return ACCESS_GRANTED
expiration_date = get_user_course_expiration_date(user, course)
if expiration_date and timezone.now() > expiration_date:
return AuditExpiredError(user, course, expiration_date)
return ACCESS_GRANTED
def register_course_expired_message(request, course):
"""
Add a banner notifying the user of the user course expiration date if it exists.
"""
if CourseDurationLimitConfig.enabled_for_enrollment(user=request.user, course_key=course.id):
expiration_date = get_user_course_expiration_date(request.user, course)
if expiration_date:
upgrade_message = _('Your access to this course expires on {expiration_date}. \
<a href="{upgrade_link}">Upgrade now</a> for unlimited access.')
PageLevelMessages.register_info_message(
request,
HTML(upgrade_message).format(
expiration_date=expiration_date.strftime('%b %-d'),
upgrade_link=verified_upgrade_deadline_link(user=request.user, course=course)
)
)
def get_user_course_duration(user, course):
"""
Return a timedelta measuring the duration of the course for a particular user.
Business Logic:
- Course access duration is bounded by the min and max duration.
- If course fields are missing, default course access duration to MIN_DURATION.
"""
if not CourseDurationLimitConfig.enabled_for_enrollment(user, course):
return None
enrollment = CourseEnrollment.get_enrollment(user, course.id)
if enrollment is None or enrollment.mode != CourseMode.AUDIT:
return None
verified_mode = CourseMode.verified_mode_for_course(course=course, include_expired=True)
if not verified_mode:
return None
return get_expected_duration(course)
def test_enabled_for_enrollment_failure(self):
with self.assertRaises(ValueError):
CourseDurationLimitConfig.enabled_for_enrollment(None, None, None)
with self.assertRaises(ValueError):
CourseDurationLimitConfig.enabled_for_enrollment(
Mock(name='enrollment'),
Mock(name='user'),
None
)
with self.assertRaises(ValueError):
CourseDurationLimitConfig.enabled_for_enrollment(
Mock(name='enrollment'),
None,
Mock(name='course_key')
)
def register_course_expired_message(request, course):
"""
Add a banner notifying the user of the user course expiration date if it exists.
"""
if not CourseDurationLimitConfig.enabled_for_enrollment(
user=request.user, course_key=course.id):
return
expiration_date = get_user_course_expiration_date(request.user, course)
if not expiration_date:
return
if is_masquerading_as_student(
request.user, course.id) and timezone.now() > expiration_date:
upgrade_message = _(
'This learner would not have access to this course. '
'Their access expired on {expiration_date}.')
PageLevelMessages.register_warning_message(
request,
HTML(upgrade_message).format(
expiration_date=expiration_date.strftime('%b %-d')))
else:
upgrade_message = _(
'Your access to this course expires on {expiration_date}. \
{a_open}Upgrade now {sronly_span_open}to retain access past {expiration_date}.\
{span_close}{a_close}{sighted_only_span_open}for unlimited access.{span_close}'
)
PageLevelMessages.register_info_message(
request,
Text(upgrade_message).format(
a_open=HTML('<a href="{upgrade_link}">').format(
upgrade_link=verified_upgrade_deadline_link(
user=request.user, course=course)),
sronly_span_open=HTML('<span class="sr-only">'),
sighted_only_span_open=HTML('<span aria-hidden="true">'),
span_close=HTML('</span>'),
a_close=HTML('</a>'),
expiration_date=expiration_date.strftime('%b %-d'),
))
def register_course_expired_message(request, course):
"""
Add a banner notifying the user of the user course expiration date if it exists.
"""
if not CourseDurationLimitConfig.enabled_for_enrollment(user=request.user, course_key=course.id):
return
expiration_date = get_user_course_expiration_date(request.user, course)
if not expiration_date:
return
if is_masquerading_as_student(request.user, course.id) and timezone.now() > expiration_date:
upgrade_message = _('This learner would not have access to this course. '
'Their access expired on {expiration_date}.')
PageLevelMessages.register_warning_message(
request,
HTML(upgrade_message).format(
expiration_date=expiration_date.strftime('%b %-d')
)
)
else:
upgrade_message = _('Your access to this course expires on {expiration_date}. \
{a_open}Upgrade now {sronly_span_open}to retain access past {expiration_date}.\
{span_close}{a_close}{sighted_only_span_open}for unlimited access.{span_close}')
PageLevelMessages.register_info_message(
request,
Text(upgrade_message).format(
a_open=HTML('<a href="{upgrade_link}">').format(
upgrade_link=verified_upgrade_deadline_link(user=request.user, course=course)
),
sronly_span_open=HTML('<span class="sr-only">'),
sighted_only_span_open=HTML('<span aria-hidden="true">'),
span_close=HTML('</span>'),
a_close=HTML('</a>'),
expiration_date=expiration_date.strftime('%b %-d'),
)
)
def test_enabled_for_enrollment(
self,
already_enrolled,
enrolled_before_enabled,
):
# Tweak the datetime to enable the config so that it is either before
# or after now (which is when the enrollment will be created)
if enrolled_before_enabled:
enabled_as_of = timezone.now() + timedelta(days=1)
else:
enabled_as_of = timezone.now() - timedelta(days=1)
CourseDurationLimitConfig.objects.create(
enabled=True,
course=self.course_overview,
enabled_as_of=enabled_as_of,
)
if already_enrolled:
existing_enrollment = CourseEnrollmentFactory.create( # lint-amnesty, pylint: disable=unused-variable
user=self.user,
course=self.course_overview,
)
else:
existing_enrollment = None
user = self.user
course_key = self.course_overview.id # lint-amnesty, pylint: disable=unused-variable
query_count = 7
with self.assertNumQueries(query_count):
enabled = CourseDurationLimitConfig.enabled_for_enrollment(
user, self.course_overview)
assert (not enrolled_before_enabled) == enabled
def generate_course_expired_message(user, course):
"""
Generate the message for the user course expiration date if it exists.
"""
if not CourseDurationLimitConfig.enabled_for_enrollment(
user=user, course_key=course.id):
return
expiration_date = get_user_course_expiration_date(user, course)
if not expiration_date:
return
if is_masquerading_as_specific_student(
user, course.id) and timezone.now() > expiration_date:
upgrade_message = _(
'This learner does not have access to this course. '
u'Their access expired on {expiration_date}.')
return HTML(upgrade_message).format(expiration_date=strftime_localized(
expiration_date, EXPIRATION_DATE_FORMAT_STR))
else:
enrollment = CourseEnrollment.get_enrollment(user, course.id)
if enrollment is None:
return
upgrade_deadline = enrollment.upgrade_deadline
now = timezone.now()
course_upgrade_deadline = enrollment.course_upgrade_deadline
if (not upgrade_deadline) or (upgrade_deadline < now):
upgrade_deadline = course_upgrade_deadline
expiration_message = _(
u'{strong_open}Audit Access Expires {expiration_date}{strong_close}'
u'{line_break}You lose all access to this course, including your progress, on '
u'{expiration_date}.')
upgrade_deadline_message = _(
u'{line_break}Upgrade by {upgrade_deadline} to get unlimited access to the course '
u'as long as it exists on the site. {a_open}Upgrade now{sronly_span_open} to '
u'retain access past {expiration_date}{span_close}{a_close}')
full_message = expiration_message
if upgrade_deadline and now < upgrade_deadline:
full_message += upgrade_deadline_message
using_upgrade_messaging = True
else:
using_upgrade_messaging = False
language = get_language()
date_string = get_date_string()
formatted_expiration_date = date_string.format(
language=language,
formatted_date=expiration_date.strftime("%Y-%m-%d"),
formatted_date_localized=strftime_localized(
expiration_date, EXPIRATION_DATE_FORMAT_STR))
if using_upgrade_messaging:
formatted_upgrade_deadline = date_string.format(
language=language,
formatted_date=upgrade_deadline.strftime("%Y-%m-%d"),
formatted_date_localized=strftime_localized(
upgrade_deadline, EXPIRATION_DATE_FORMAT_STR))
return HTML(full_message).format(
a_open=HTML(u'<a href="{upgrade_link}">').format(
upgrade_link=verified_upgrade_deadline_link(
user=user, course=course)),
sronly_span_open=HTML('<span class="sr-only">'),
span_close=HTML('</span>'),
a_close=HTML('</a>'),
expiration_date=HTML(formatted_expiration_date),
strong_open=HTML('<strong>'),
strong_close=HTML('</strong>'),
line_break=HTML('<br>'),
upgrade_deadline=HTML(formatted_upgrade_deadline))
else:
return HTML(full_message).format(
span_close=HTML('</span>'),
expiration_date=HTML(formatted_expiration_date),
strong_open=HTML('<strong>'),
strong_close=HTML('</strong>'),
line_break=HTML('<br>'),
)
def generate_course_expired_message(user, course):
"""
Generate the message for the user course expiration date if it exists.
"""
if not CourseDurationLimitConfig.enabled_for_enrollment(user=user, course_key=course.id):
return
expiration_date = get_user_course_expiration_date(user, course)
if not expiration_date:
return
if is_masquerading_as_specific_student(user, course.id) and timezone.now() > expiration_date:
upgrade_message = _('This learner does not have access to this course. '
u'Their access expired on {expiration_date}.')
return HTML(upgrade_message).format(
expiration_date=strftime_localized(expiration_date, EXPIRATION_DATE_FORMAT_STR)
)
else:
enrollment = CourseEnrollment.get_enrollment(user, course.id)
if enrollment is None:
return
upgrade_deadline = enrollment.upgrade_deadline
now = timezone.now()
course_upgrade_deadline = enrollment.course_upgrade_deadline
if (not upgrade_deadline) or (upgrade_deadline < now):
upgrade_deadline = course_upgrade_deadline
expiration_message = _(u'{strong_open}Audit Access Expires {expiration_date}{strong_close}'
u'{line_break}You lose all access to this course, including your progress, on '
u'{expiration_date}.')
upgrade_deadline_message = _(u'{line_break}Upgrade by {upgrade_deadline} to get unlimited access to the course '
u'as long as it exists on the site. {a_open}Upgrade now{sronly_span_open} to '
u'retain access past {expiration_date}{span_close}{a_close}')
full_message = expiration_message
if upgrade_deadline and now < upgrade_deadline:
full_message += upgrade_deadline_message
using_upgrade_messaging = True
else:
using_upgrade_messaging = False
language = get_language()
date_string = get_date_string()
formatted_expiration_date = date_string.format(
language=language,
formatted_date=expiration_date.strftime("%Y-%m-%d"),
formatted_date_localized=strftime_localized(expiration_date, EXPIRATION_DATE_FORMAT_STR)
)
if using_upgrade_messaging:
formatted_upgrade_deadline = date_string.format(
language=language,
formatted_date=upgrade_deadline.strftime("%Y-%m-%d"),
formatted_date_localized=strftime_localized(upgrade_deadline, EXPIRATION_DATE_FORMAT_STR)
)
return HTML(full_message).format(
a_open=HTML(u'<a href="{upgrade_link}">').format(
upgrade_link=verified_upgrade_deadline_link(user=user, course=course)
),
sronly_span_open=HTML('<span class="sr-only">'),
span_close=HTML('</span>'),
a_close=HTML('</a>'),
expiration_date=HTML(formatted_expiration_date),
strong_open=HTML('<strong>'),
strong_close=HTML('</strong>'),
line_break=HTML('<br>'),
upgrade_deadline=HTML(formatted_upgrade_deadline)
)
else:
return HTML(full_message).format(
span_close=HTML('</span>'),
expiration_date=HTML(formatted_expiration_date),
strong_open=HTML('<strong>'),
strong_close=HTML('</strong>'),
line_break=HTML('<br>'),
)
def get(self, request, course_id, error=None):
"""Displays the course mode choice page.
Args:
request (`Request`): The Django Request object.
course_id (unicode): The slash-separated course key.
Keyword Args:
error (unicode): If provided, display this error message
on the page.
Returns:
Response
"""
course_key = CourseKey.from_string(course_id)
# Check whether the user has access to this course
# based on country access rules.
embargo_redirect = embargo_api.redirect_if_blocked(
course_key,
user=request.user,
ip_address=get_ip(request),
url=request.path
)
if embargo_redirect:
return redirect(embargo_redirect)
enrollment_mode, is_active = CourseEnrollment.enrollment_mode_for_user(request.user, course_key)
modes = CourseMode.modes_for_course_dict(course_key)
ecommerce_service = EcommerceService()
# We assume that, if 'professional' is one of the modes, it should be the *only* mode.
# If there are both modes, default to non-id-professional.
has_enrolled_professional = (CourseMode.is_professional_slug(enrollment_mode) and is_active)
if CourseMode.has_professional_mode(modes) and not has_enrolled_professional:
purchase_workflow = request.GET.get("purchase_workflow", "single")
verify_url = reverse('verify_student_start_flow', kwargs={'course_id': unicode(course_key)})
redirect_url = "{url}?purchase_workflow={workflow}".format(url=verify_url, workflow=purchase_workflow)
if ecommerce_service.is_enabled(request.user):
professional_mode = modes.get(CourseMode.NO_ID_PROFESSIONAL_MODE) or modes.get(CourseMode.PROFESSIONAL)
if purchase_workflow == "single" and professional_mode.sku:
redirect_url = ecommerce_service.get_checkout_page_url(professional_mode.sku)
if purchase_workflow == "bulk" and professional_mode.bulk_sku:
redirect_url = ecommerce_service.get_checkout_page_url(professional_mode.bulk_sku)
return redirect(redirect_url)
course = modulestore().get_course(course_key)
# If there isn't a verified mode available, then there's nothing
# to do on this page. Send the user to the dashboard.
if not CourseMode.has_verified_mode(modes):
return redirect(reverse('dashboard'))
# If a user has already paid, redirect them to the dashboard.
if is_active and (enrollment_mode in CourseMode.VERIFIED_MODES + [CourseMode.NO_ID_PROFESSIONAL_MODE]):
# If the course has started redirect to course home instead
if course.has_started():
return redirect(reverse('openedx.course_experience.course_home', kwargs={'course_id': course_key}))
return redirect(reverse('dashboard'))
donation_for_course = request.session.get("donation_for_course", {})
chosen_price = donation_for_course.get(unicode(course_key), None)
if CourseEnrollment.is_enrollment_closed(request.user, course):
locale = to_locale(get_language())
enrollment_end_date = format_datetime(course.enrollment_end, 'short', locale=locale)
params = urllib.urlencode({'course_closed': enrollment_end_date})
return redirect('{0}?{1}'.format(reverse('dashboard'), params))
# When a credit mode is available, students will be given the option
# to upgrade from a verified mode to a credit mode at the end of the course.
# This allows students who have completed photo verification to be eligible
# for univerity credit.
# Since credit isn't one of the selectable options on the track selection page,
# we need to check *all* available course modes in order to determine whether
# a credit mode is available. If so, then we show slightly different messaging
# for the verified track.
has_credit_upsell = any(
CourseMode.is_credit_mode(mode) for mode
in CourseMode.modes_for_course(course_key, only_selectable=False)
)
course_id = text_type(course_key)
context = {
"course_modes_choose_url": reverse(
"course_modes_choose",
kwargs={'course_id': course_id}
),
"modes": modes,
"has_credit_upsell": has_credit_upsell,
"course_name": course.display_name_with_default,
"course_org": course.display_org_with_default,
"course_num": course.display_number_with_default,
"chosen_price": chosen_price,
"error": error,
"responsive": True,
"nav_hidden": True,
"content_gating_enabled": ContentTypeGatingConfig.enabled_for_enrollment(
user=request.user,
course_key=course_key
),
"course_duration_limit_enabled": CourseDurationLimitConfig.enabled_for_enrollment(
user=request.user,
course_key=course_key
),
}
context.update(
get_experiment_user_metadata_context(
course,
request.user,
)
)
title_content = _("Congratulations! You are now enrolled in {course_name}").format(
course_name=course.display_name_with_default
)
context["title_content"] = title_content
if "verified" in modes:
verified_mode = modes["verified"]
context["suggested_prices"] = [
decimal.Decimal(x.strip())
for x in verified_mode.suggested_prices.split(",")
if x.strip()
]
context["currency"] = verified_mode.currency.upper()
context["min_price"] = verified_mode.min_price
context["verified_name"] = verified_mode.name
context["verified_description"] = verified_mode.description
if verified_mode.sku:
context["use_ecommerce_payment_flow"] = ecommerce_service.is_enabled(request.user)
context["ecommerce_payment_page"] = ecommerce_service.payment_page_url()
context["sku"] = verified_mode.sku
context["bulk_sku"] = verified_mode.bulk_sku
context['currency_data'] = []
if waffle.switch_is_active('local_currency'):
if 'edx-price-l10n' not in request.COOKIES:
currency_data = get_currency_data()
try:
context['currency_data'] = json.dumps(currency_data)
except TypeError:
pass
return render_to_response("course_modes/choose.html", context)
def get(self, request, course_id, error=None): # lint-amnesty, pylint: disable=too-many-statements
"""Displays the course mode choice page.
Args:
request (`Request`): The Django Request object.
course_id (unicode): The slash-separated course key.
Keyword Args:
error (unicode): If provided, display this error message
on the page.
Returns:
Response
"""
course_key = CourseKey.from_string(course_id)
# Check whether the user has access to this course
# based on country access rules.
embargo_redirect = embargo_api.redirect_if_blocked(
course_key,
user=request.user,
ip_address=get_client_ip(request)[0],
url=request.path)
if embargo_redirect:
return redirect(embargo_redirect)
enrollment_mode, is_active = CourseEnrollment.enrollment_mode_for_user(
request.user, course_key)
increment('track-selection.{}.{}'.format(
enrollment_mode, 'active' if is_active else 'inactive'))
increment('track-selection.views')
if enrollment_mode is None:
LOG.info(
'Rendering track selection for unenrolled user, referred by %s',
request.META.get('HTTP_REFERER'))
modes = CourseMode.modes_for_course_dict(course_key)
ecommerce_service = EcommerceService()
# We assume that, if 'professional' is one of the modes, it should be the *only* mode.
# If there are both modes, default to 'no-id-professional'.
has_enrolled_professional = (
CourseMode.is_professional_slug(enrollment_mode) and is_active)
if CourseMode.has_professional_mode(
modes) and not has_enrolled_professional:
purchase_workflow = request.GET.get("purchase_workflow", "single")
redirect_url = IDVerificationService.get_verify_location(
course_id=course_key)
if ecommerce_service.is_enabled(request.user):
professional_mode = modes.get(
CourseMode.NO_ID_PROFESSIONAL_MODE) or modes.get(
CourseMode.PROFESSIONAL)
if purchase_workflow == "single" and professional_mode.sku:
redirect_url = ecommerce_service.get_checkout_page_url(
professional_mode.sku)
if purchase_workflow == "bulk" and professional_mode.bulk_sku:
redirect_url = ecommerce_service.get_checkout_page_url(
professional_mode.bulk_sku)
return redirect(redirect_url)
course = modulestore().get_course(course_key)
# If there isn't a verified mode available, then there's nothing
# to do on this page. Send the user to the dashboard.
if not CourseMode.has_verified_mode(modes):
return self._redirect_to_course_or_dashboard(
course, course_key, request.user)
# If a user has already paid, redirect them to the dashboard.
if is_active and (enrollment_mode in CourseMode.VERIFIED_MODES +
[CourseMode.NO_ID_PROFESSIONAL_MODE]):
return self._redirect_to_course_or_dashboard(
course, course_key, request.user)
donation_for_course = request.session.get("donation_for_course", {})
chosen_price = donation_for_course.get(str(course_key), None)
if CourseEnrollment.is_enrollment_closed(request.user, course):
locale = to_locale(get_language())
enrollment_end_date = format_datetime(course.enrollment_end,
'short',
locale=locale)
params = six.moves.urllib.parse.urlencode(
{'course_closed': enrollment_end_date})
return redirect('{}?{}'.format(reverse('dashboard'), params))
# When a credit mode is available, students will be given the option
# to upgrade from a verified mode to a credit mode at the end of the course.
# This allows students who have completed photo verification to be eligible
# for university credit.
# Since credit isn't one of the selectable options on the track selection page,
# we need to check *all* available course modes in order to determine whether
# a credit mode is available. If so, then we show slightly different messaging
# for the verified track.
has_credit_upsell = any(
CourseMode.is_credit_mode(mode)
for mode in CourseMode.modes_for_course(course_key,
only_selectable=False))
course_id = str(course_key)
gated_content = ContentTypeGatingConfig.enabled_for_enrollment(
user=request.user, course_key=course_key)
context = {
"course_modes_choose_url":
reverse("course_modes_choose", kwargs={'course_id': course_id}),
"modes":
modes,
"has_credit_upsell":
has_credit_upsell,
"course_name":
course.display_name_with_default,
"course_org":
course.display_org_with_default,
"course_num":
course.display_number_with_default,
"chosen_price":
chosen_price,
"error":
error,
"responsive":
True,
"nav_hidden":
True,
"content_gating_enabled":
gated_content,
"course_duration_limit_enabled":
CourseDurationLimitConfig.enabled_for_enrollment(
request.user, course),
}
context.update(
get_experiment_user_metadata_context(
course,
request.user,
))
title_content = ''
if enrollment_mode:
title_content = _(
"Congratulations! You are now enrolled in {course_name}"
).format(course_name=course.display_name_with_default)
context["title_content"] = title_content
if "verified" in modes:
verified_mode = modes["verified"]
context["suggested_prices"] = [
decimal.Decimal(x.strip())
for x in verified_mode.suggested_prices.split(",")
if x.strip()
]
price_before_discount = verified_mode.min_price
course_price = price_before_discount
enterprise_customer = enterprise_customer_for_request(request)
LOG.info(
'[e-commerce calculate API] Going to hit the API for user [%s] linked to [%s] enterprise',
request.user.username,
enterprise_customer.get('name') if isinstance(
enterprise_customer, dict) else None # Test Purpose
)
if enterprise_customer and verified_mode.sku:
course_price = get_course_final_price(request.user,
verified_mode.sku,
price_before_discount)
context["currency"] = verified_mode.currency.upper()
context["currency_symbol"] = get_currency_symbol(
verified_mode.currency.upper())
context["min_price"] = course_price
context["verified_name"] = verified_mode.name
context["verified_description"] = verified_mode.description
# if course_price is equal to price_before_discount then user doesn't entitle to any discount.
if course_price != price_before_discount:
context["price_before_discount"] = price_before_discount
if verified_mode.sku:
context[
"use_ecommerce_payment_flow"] = ecommerce_service.is_enabled(
request.user)
context[
"ecommerce_payment_page"] = ecommerce_service.payment_page_url(
)
context["sku"] = verified_mode.sku
context["bulk_sku"] = verified_mode.bulk_sku
context['currency_data'] = []
if waffle.switch_is_active('local_currency'):
if 'edx-price-l10n' not in request.COOKIES:
currency_data = get_currency_data()
try:
context['currency_data'] = json.dumps(currency_data)
except TypeError:
pass
language = get_language()
context['track_links'] = get_verified_track_links(language)
duration = get_user_course_duration(request.user, course)
deadline = duration and get_user_course_expiration_date(
request.user, course)
if deadline:
formatted_audit_access_date = strftime_localized_html(
deadline, 'SHORT_DATE')
context['audit_access_deadline'] = formatted_audit_access_date
fbe_is_on = deadline and gated_content
# Route to correct Track Selection page.
# REV-2133 TODO Value Prop: remove waffle flag after testing is completed
# and happy path version is ready to be rolled out to all users.
if VALUE_PROP_TRACK_SELECTION_FLAG.is_enabled():
if not error: # TODO: Remove by executing REV-2355
if not enterprise_customer_for_request(
request): # TODO: Remove by executing REV-2342
if fbe_is_on:
return render_to_response("course_modes/fbe.html",
context)
else:
return render_to_response("course_modes/unfbe.html",
context)
# If error or enterprise_customer, failover to old choose.html page
return render_to_response("course_modes/choose.html", context)
def register_course_expired_message(request, course):
"""
Add a banner notifying the user of the user course expiration date if it exists.
"""
if not CourseDurationLimitConfig.enabled_for_enrollment(
user=request.user, course_key=course.id):
return
expiration_date = get_user_course_expiration_date(request.user, course)
if not expiration_date:
return
if is_masquerading_as_specific_student(
request.user, course.id) and timezone.now() > expiration_date:
upgrade_message = _(
'This learner does not have access to this course. '
'Their access expired on {expiration_date}.')
PageLevelMessages.register_warning_message(
request,
HTML(upgrade_message).format(expiration_date=strftime_localized(
expiration_date, '%b. %-d, %Y')))
else:
enrollment = CourseEnrollment.get_enrollment(request.user, course.id)
if enrollment is None:
return
upgrade_deadline = enrollment.upgrade_deadline
now = timezone.now()
course_upgrade_deadline = enrollment.course_upgrade_deadline
if (not upgrade_deadline) or (upgrade_deadline < now):
upgrade_deadline = course_upgrade_deadline
expiration_message = _(
'{strong_open}Audit Access Expires {expiration_date}{strong_close}'
'{line_break}You lose all access to this course, including your progress, on '
'{expiration_date}.')
upgrade_deadline_message = _(
'{line_break}Upgrade by {upgrade_deadline} to get unlimited access to the course '
'as long as it exists on the site. {a_open}Upgrade now{sronly_span_open} to '
'retain access past {expiration_date}{span_close}{a_close}')
full_message = expiration_message
if upgrade_deadline and now < upgrade_deadline:
full_message += upgrade_deadline_message
using_upgrade_messaging = True
else:
using_upgrade_messaging = False
language = get_language()
language_is_es = language and language.split('-')[0].lower() == 'es'
if language_is_es:
formatted_expiration_date = strftime_localized(
expiration_date, '%-d de %b. de %Y').lower()
else:
formatted_expiration_date = strftime_localized(
expiration_date, '%b. %-d, %Y')
if using_upgrade_messaging:
if language_is_es:
formatted_upgrade_deadline = strftime_localized(
upgrade_deadline, '%-d de %b. de %Y').lower()
else:
formatted_upgrade_deadline = strftime_localized(
upgrade_deadline, '%b. %-d, %Y')
PageLevelMessages.register_info_message(
request,
Text(full_message).format(
a_open=HTML('<a href="{upgrade_link}">').format(
upgrade_link=verified_upgrade_deadline_link(
user=request.user, course=course)),
sronly_span_open=HTML('<span class="sr-only">'),
span_close=HTML('</span>'),
a_close=HTML('</a>'),
expiration_date=formatted_expiration_date,
strong_open=HTML('<strong>'),
strong_close=HTML('</strong>'),
line_break=HTML('<br>'),
upgrade_deadline=formatted_upgrade_deadline))
else:
PageLevelMessages.register_info_message(
request,
Text(full_message).format(
span_close=HTML('</span>'),
expiration_date=formatted_expiration_date,
strong_open=HTML('<strong>'),
strong_close=HTML('</strong>'),
line_break=HTML('<br>'),
))
def date(self):
if not CourseDurationLimitConfig.enabled_for_enrollment(
self.user, self.course):
return
return get_user_course_expiration_date(self.user, self.course)
