コード例 #1
0
    def test_course_listing_has_pre_requisite_courses(self):
        """
        Creates four courses. Enroll test user in all courses
        Sets two of them as pre-requisites of another course.
        Checks course where pre-requisite course is set has appropriate info.
        """
        seed_milestone_relationship_types()
        course_location2 = self.store.make_course_key('Org1', 'Course2', 'Run2')
        self._create_course_with_access_groups(course_location2)
        pre_requisite_course_location = self.store.make_course_key('Org1', 'Course3', 'Run3')
        self._create_course_with_access_groups(pre_requisite_course_location)
        pre_requisite_course_location2 = self.store.make_course_key('Org1', 'Course4', 'Run4')
        self._create_course_with_access_groups(pre_requisite_course_location2)
        # create a course with pre_requisite_courses
        pre_requisite_courses = [
            unicode(pre_requisite_course_location),
            unicode(pre_requisite_course_location2),
        ]
        course_location = self.store.make_course_key('Org1', 'Course1', 'Run1')
        self._create_course_with_access_groups(course_location, {
            'pre_requisite_courses': pre_requisite_courses
        })

        set_prerequisite_courses(course_location, pre_requisite_courses)
        # get dashboard
        course_enrollment_pairs = list(get_course_enrollment_pairs(self.student, None, []))
        courses_having_prerequisites = frozenset(course.id for course, _enrollment in course_enrollment_pairs
                                                 if course.pre_requisite_courses)
        courses_requirements_not_met = get_pre_requisite_courses_not_completed(
            self.student,
            courses_having_prerequisites
        )
        self.assertEqual(len(courses_requirements_not_met[course_location]['courses']), len(pre_requisite_courses))
コード例 #2
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ファイル: access.py プロジェクト: AlexxNica/edx-platform
def _has_fulfilled_prerequisites(user, course_id):
    """
    Returns whether the given user has fulfilled all prerequisites for the
    given course.

    Arguments:
        user: user to check
        course_id: ID of the course to check
    """
    return MilestoneAccessError() if get_pre_requisite_courses_not_completed(user, course_id) else ACCESS_GRANTED
コード例 #3
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ファイル: access.py プロジェクト: mitsei/edx-platform
 def can_view_courseware_with_prerequisites():  # pylint: disable=invalid-name
     """
     Checks if prerequisite courses feature is enabled and course has prerequisites
     and user is neither staff nor anonymous then it returns False if user has not
     passed prerequisite courses otherwise return True.
     """
     if settings.FEATURES['ENABLE_PREREQUISITE_COURSES'] \
             and not _has_staff_access_to_descriptor(user, course, course.id) \
             and course.pre_requisite_courses \
             and not user.is_anonymous() \
             and get_pre_requisite_courses_not_completed(user, [course.id]):
         return False
     else:
         return True
コード例 #4
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def _can_view_courseware_with_prerequisites(user, course):  # pylint: disable=invalid-name
    """
    Checks if a user has access to a course based on its prerequisites.

    If the user is staff or anonymous, immediately grant access.
    Else, return whether or not the prerequisite courses have been passed.

    Arguments:
        user (User): the user whose course access we are checking.
        course (AType): the course for which we are checking access.
    where AType is CourseDescriptor, CourseOverview, or any other class that
        represents a course and has the attributes .location and .id.
    """
    return (
        not settings.FEATURES["ENABLE_PREREQUISITE_COURSES"]
        or _has_staff_access_to_descriptor(user, course, course.id)
        or not course.pre_requisite_courses
        or user.is_anonymous()
        or not get_pre_requisite_courses_not_completed(user, [course.id])
    )
コード例 #5
0
ファイル: dashboard.py プロジェクト: luisvasq/edx-platform
def student_dashboard(request):
    """
    Provides the LMS dashboard view

    TODO: This is lms specific and does not belong in common code.

    Arguments:
        request: The request object.

    Returns:
        The dashboard response.

    """
    user = request.user
    if not UserProfile.objects.filter(user=user).exists():
        return redirect(reverse('account_settings'))

    platform_name = configuration_helpers.get_value("platform_name", settings.PLATFORM_NAME)

    enable_verified_certificates = configuration_helpers.get_value(
        'ENABLE_VERIFIED_CERTIFICATES',
        settings.FEATURES.get('ENABLE_VERIFIED_CERTIFICATES')
    )
    display_course_modes_on_dashboard = configuration_helpers.get_value(
        'DISPLAY_COURSE_MODES_ON_DASHBOARD',
        settings.FEATURES.get('DISPLAY_COURSE_MODES_ON_DASHBOARD', True)
    )
    activation_email_support_link = configuration_helpers.get_value(
        'ACTIVATION_EMAIL_SUPPORT_LINK', settings.ACTIVATION_EMAIL_SUPPORT_LINK
    ) or settings.SUPPORT_SITE_LINK

    # Get the org whitelist or the org blacklist for the current site
    site_org_whitelist, site_org_blacklist = get_org_black_and_whitelist_for_site()
    course_enrollments = list(get_course_enrollments(user, site_org_whitelist, site_org_blacklist))

    # Get the entitlements for the user and a mapping to all available sessions for that entitlement
    # If an entitlement has no available sessions, pass through a mock course overview object
    (course_entitlements,
     course_entitlement_available_sessions,
     unfulfilled_entitlement_pseudo_sessions) = get_filtered_course_entitlements(
        user,
        site_org_whitelist,
        site_org_blacklist
    )

    # Record how many courses there are so that we can get a better
    # understanding of usage patterns on prod.
    monitoring_utils.accumulate('num_courses', len(course_enrollments))

    # Sort the enrollment pairs by the enrollment date
    course_enrollments.sort(key=lambda x: x.created, reverse=True)

    # Retrieve the course modes for each course
    enrolled_course_ids = [enrollment.course_id for enrollment in course_enrollments]
    __, unexpired_course_modes = CourseMode.all_and_unexpired_modes_for_courses(enrolled_course_ids)
    course_modes_by_course = {
        course_id: {
            mode.slug: mode
            for mode in modes
        }
        for course_id, modes in iteritems(unexpired_course_modes)
    }

    # Check to see if the student has recently enrolled in a course.
    # If so, display a notification message confirming the enrollment.
    enrollment_message = _create_recent_enrollment_message(
        course_enrollments, course_modes_by_course
    )
    course_optouts = Optout.objects.filter(user=user).values_list('course_id', flat=True)

    sidebar_account_activation_message = ''
    banner_account_activation_message = ''
    display_account_activation_message_on_sidebar = configuration_helpers.get_value(
        'DISPLAY_ACCOUNT_ACTIVATION_MESSAGE_ON_SIDEBAR',
        settings.FEATURES.get('DISPLAY_ACCOUNT_ACTIVATION_MESSAGE_ON_SIDEBAR', False)
    )

    # Display activation message in sidebar if DISPLAY_ACCOUNT_ACTIVATION_MESSAGE_ON_SIDEBAR
    # flag is active. Otherwise display existing message at the top.
    if display_account_activation_message_on_sidebar and not user.is_active:
        sidebar_account_activation_message = render_to_string(
            'registration/account_activation_sidebar_notice.html',
            {
                'email': user.email,
                'platform_name': platform_name,
                'activation_email_support_link': activation_email_support_link
            }
        )
    elif not user.is_active:
        banner_account_activation_message = render_to_string(
            'registration/activate_account_notice.html',
            {'email': user.email}
        )

    enterprise_message = get_dashboard_consent_notification(request, user, course_enrollments)

    # Disable lookup of Enterprise consent_required_course due to ENT-727
    # Will re-enable after fixing WL-1315
    consent_required_courses = set()
    enterprise_customer_name = None

    # Account activation message
    account_activation_messages = [
        message for message in messages.get_messages(request) if 'account-activation' in message.tags
    ]

    # Global staff can see what courses encountered an error on their dashboard
    staff_access = False
    errored_courses = {}
    if has_access(user, 'staff', 'global'):
        # Show any courses that encountered an error on load
        staff_access = True
        errored_courses = modulestore().get_errored_courses()

    show_courseware_links_for = frozenset(
        enrollment.course_id for enrollment in course_enrollments
        if has_access(request.user, 'load', enrollment.course_overview)
    )

    # Find programs associated with course runs being displayed. This information
    # is passed in the template context to allow rendering of program-related
    # information on the dashboard.
    meter = ProgramProgressMeter(request.site, user, enrollments=course_enrollments)
    ecommerce_service = EcommerceService()
    inverted_programs = meter.invert_programs()

    urls, programs_data = {}, {}
    bundles_on_dashboard_flag = WaffleFlag(WaffleFlagNamespace(name=u'student.experiments'), u'bundles_on_dashboard')

    # TODO: Delete this code and the relevant HTML code after testing LEARNER-3072 is complete
    if bundles_on_dashboard_flag.is_enabled() and inverted_programs and inverted_programs.items():
        if len(course_enrollments) < 4:
            for program in inverted_programs.values():
                try:
                    program_uuid = program[0]['uuid']
                    program_data = get_programs(request.site, uuid=program_uuid)
                    program_data = ProgramDataExtender(program_data, request.user).extend()
                    skus = program_data.get('skus')
                    checkout_page_url = ecommerce_service.get_checkout_page_url(*skus)
                    program_data['completeProgramURL'] = checkout_page_url + '&bundle=' + program_data.get('uuid')
                    programs_data[program_uuid] = program_data
                except:  # pylint: disable=bare-except
                    pass

    # Construct a dictionary of course mode information
    # used to render the course list.  We re-use the course modes dict
    # we loaded earlier to avoid hitting the database.
    course_mode_info = {
        enrollment.course_id: complete_course_mode_info(
            enrollment.course_id, enrollment,
            modes=course_modes_by_course[enrollment.course_id]
        )
        for enrollment in course_enrollments
    }

    # Determine the per-course verification status
    # This is a dictionary in which the keys are course locators
    # and the values are one of:
    #
    # VERIFY_STATUS_NEED_TO_VERIFY
    # VERIFY_STATUS_SUBMITTED
    # VERIFY_STATUS_APPROVED
    # VERIFY_STATUS_MISSED_DEADLINE
    #
    # Each of which correspond to a particular message to display
    # next to the course on the dashboard.
    #
    # If a course is not included in this dictionary,
    # there is no verification messaging to display.
    verify_status_by_course = check_verify_status_by_course(user, course_enrollments)
    cert_statuses = {
        enrollment.course_id: cert_info(request.user, enrollment.course_overview)
        for enrollment in course_enrollments
    }

    # only show email settings for Mongo course and when bulk email is turned on
    show_email_settings_for = frozenset(
        enrollment.course_id for enrollment in course_enrollments if (
            BulkEmailFlag.feature_enabled(enrollment.course_id)
        )
    )

    # Verification Attempts
    # Used to generate the "you must reverify for course x" banner
    verification_status = IDVerificationService.user_status(user)
    verification_errors = get_verification_error_reasons_for_display(verification_status['error'])

    # Gets data for midcourse reverifications, if any are necessary or have failed
    statuses = ["approved", "denied", "pending", "must_reverify"]
    reverifications = reverification_info(statuses)

    block_courses = frozenset(
        enrollment.course_id for enrollment in course_enrollments
        if is_course_blocked(
            request,
            CourseRegistrationCode.objects.filter(
                course_id=enrollment.course_id,
                registrationcoderedemption__redeemed_by=request.user
            ),
            enrollment.course_id
        )
    )

    enrolled_courses_either_paid = frozenset(
        enrollment.course_id for enrollment in course_enrollments
        if enrollment.is_paid_course()
    )

    # If there are *any* denied reverifications that have not been toggled off,
    # we'll display the banner
    denied_banner = any(item.display for item in reverifications["denied"])

    # Populate the Order History for the side-bar.
    order_history_list = order_history(
        user,
        course_org_filter=site_org_whitelist,
        org_filter_out_set=site_org_blacklist
    )

    # get list of courses having pre-requisites yet to be completed
    courses_having_prerequisites = frozenset(
        enrollment.course_id for enrollment in course_enrollments
        if enrollment.course_overview.pre_requisite_courses
    )
    courses_requirements_not_met = get_pre_requisite_courses_not_completed(user, courses_having_prerequisites)

    if 'notlive' in request.GET:
        redirect_message = _("The course you are looking for does not start until {date}.").format(
            date=request.GET['notlive']
        )
    elif 'course_closed' in request.GET:
        redirect_message = _("The course you are looking for is closed for enrollment as of {date}.").format(
            date=request.GET['course_closed']
        )
    else:
        redirect_message = ''

    valid_verification_statuses = ['approved', 'must_reverify', 'pending', 'expired']
    display_sidebar_on_dashboard = (len(order_history_list) or
                                    (verification_status['status'] in valid_verification_statuses and
                                    verification_status['should_display']))

    # Filter out any course enrollment course cards that are associated with fulfilled entitlements
    for entitlement in [e for e in course_entitlements if e.enrollment_course_run is not None]:
        course_enrollments = [
            enr for enr in course_enrollments if entitlement.enrollment_course_run.course_id != enr.course_id
        ]

    context = {
        'urls': urls,
        'programs_data': programs_data,
        'enterprise_message': enterprise_message,
        'consent_required_courses': consent_required_courses,
        'enterprise_customer_name': enterprise_customer_name,
        'enrollment_message': enrollment_message,
        'redirect_message': redirect_message,
        'account_activation_messages': account_activation_messages,
        'course_enrollments': course_enrollments,
        'course_entitlements': course_entitlements,
        'course_entitlement_available_sessions': course_entitlement_available_sessions,
        'unfulfilled_entitlement_pseudo_sessions': unfulfilled_entitlement_pseudo_sessions,
        'course_optouts': course_optouts,
        'banner_account_activation_message': banner_account_activation_message,
        'sidebar_account_activation_message': sidebar_account_activation_message,
        'staff_access': staff_access,
        'errored_courses': errored_courses,
        'show_courseware_links_for': show_courseware_links_for,
        'all_course_modes': course_mode_info,
        'cert_statuses': cert_statuses,
        'credit_statuses': _credit_statuses(user, course_enrollments),
        'show_email_settings_for': show_email_settings_for,
        'reverifications': reverifications,
        'verification_display': verification_status['should_display'],
        'verification_status': verification_status['status'],
        'verification_status_by_course': verify_status_by_course,
        'verification_errors': verification_errors,
        'block_courses': block_courses,
        'denied_banner': denied_banner,
        'billing_email': settings.PAYMENT_SUPPORT_EMAIL,
        'user': user,
        'logout_url': reverse('logout'),
        'platform_name': platform_name,
        'enrolled_courses_either_paid': enrolled_courses_either_paid,
        'provider_states': [],
        'order_history_list': order_history_list,
        'courses_requirements_not_met': courses_requirements_not_met,
        'nav_hidden': True,
        'inverted_programs': inverted_programs,
        'show_program_listing': ProgramsApiConfig.is_enabled(),
        'show_dashboard_tabs': True,
        'disable_courseware_js': True,
        'display_course_modes_on_dashboard': enable_verified_certificates and display_course_modes_on_dashboard,
        'display_sidebar_on_dashboard': display_sidebar_on_dashboard,
    }

    if ecommerce_service.is_enabled(request.user):
        context.update({
            'use_ecommerce_payment_flow': True,
            'ecommerce_payment_page': ecommerce_service.payment_page_url(),
        })

    # Gather urls for course card resume buttons.
    resume_button_urls = _get_urls_for_resume_buttons(user, course_enrollments)
    # There must be enough urls for dashboard.html. Template creates course
    # cards for "enrollments + entitlements".
    resume_button_urls += ['' for entitlement in course_entitlements]
    context.update({
        'resume_button_urls': resume_button_urls
    })

    response = render_to_response('dashboard.html', context)
    set_user_info_cookie(response, request)
    return response
コード例 #6
0
def student_dashboard(request):
    """
    Provides the LMS dashboard view

    TODO: This is lms specific and does not belong in common code.

    Arguments:
        request: The request object.

    Returns:
        The dashboard response.

    """
    user = request.user
    if not UserProfile.objects.filter(user=user).exists():
        return redirect(reverse('account_settings'))

    platform_name = configuration_helpers.get_value("platform_name",
                                                    settings.PLATFORM_NAME)

    enable_verified_certificates = configuration_helpers.get_value(
        'ENABLE_VERIFIED_CERTIFICATES',
        settings.FEATURES.get('ENABLE_VERIFIED_CERTIFICATES'))
    display_course_modes_on_dashboard = configuration_helpers.get_value(
        'DISPLAY_COURSE_MODES_ON_DASHBOARD',
        settings.FEATURES.get('DISPLAY_COURSE_MODES_ON_DASHBOARD', True))
    activation_email_support_link = configuration_helpers.get_value(
        'ACTIVATION_EMAIL_SUPPORT_LINK',
        settings.ACTIVATION_EMAIL_SUPPORT_LINK) or settings.SUPPORT_SITE_LINK

    # Get the org whitelist or the org blacklist for the current site
    site_org_whitelist, site_org_blacklist = get_org_black_and_whitelist_for_site(
    )
    course_enrollments = list(
        get_course_enrollments(user, site_org_whitelist, site_org_blacklist))

    # Get the entitlements for the user and a mapping to all available sessions for that entitlement
    # If an entitlement has no available sessions, pass through a mock course overview object

    (course_entitlements, course_entitlement_available_sessions,
     unfulfilled_entitlement_pseudo_sessions
     ) = get_filtered_course_entitlements(user, site_org_whitelist,
                                          site_org_blacklist)

    # Record how many courses there are so that we can get a better
    # understanding of usage patterns on prod.
    monitoring_utils.accumulate('num_courses', len(course_enrollments))

    # Sort the enrollment pairs by the enrollment date
    course_enrollments.sort(key=lambda x: x.created, reverse=True)

    # Retrieve the course modes for each course
    enrolled_course_ids = [
        enrollment.course_id for enrollment in course_enrollments
    ]
    __, unexpired_course_modes = CourseMode.all_and_unexpired_modes_for_courses(
        enrolled_course_ids)
    course_modes_by_course = {
        course_id: {mode.slug: mode
                    for mode in modes}
        for course_id, modes in iteritems(unexpired_course_modes)
    }

    # Check to see if the student has recently enrolled in a course.
    # If so, display a notification message confirming the enrollment.
    enrollment_message = _create_recent_enrollment_message(
        course_enrollments, course_modes_by_course)
    course_optouts = Optout.objects.filter(user=user).values_list('course_id',
                                                                  flat=True)

    sidebar_account_activation_message = ''
    banner_account_activation_message = ''
    display_account_activation_message_on_sidebar = configuration_helpers.get_value(
        'DISPLAY_ACCOUNT_ACTIVATION_MESSAGE_ON_SIDEBAR',
        settings.FEATURES.get('DISPLAY_ACCOUNT_ACTIVATION_MESSAGE_ON_SIDEBAR',
                              False))

    # Display activation message in sidebar if DISPLAY_ACCOUNT_ACTIVATION_MESSAGE_ON_SIDEBAR
    # flag is active. Otherwise display existing message at the top.
    if display_account_activation_message_on_sidebar and not user.is_active:
        sidebar_account_activation_message = render_to_string(
            'registration/account_activation_sidebar_notice.html', {
                'email': user.email,
                'platform_name': platform_name,
                'activation_email_support_link': activation_email_support_link
            })
    elif not user.is_active:
        banner_account_activation_message = render_to_string(
            'registration/activate_account_notice.html', {'email': user.email})

    enterprise_message = get_dashboard_consent_notification(
        request, user, course_enrollments)

    # Disable lookup of Enterprise consent_required_course due to ENT-727
    # Will re-enable after fixing WL-1315
    consent_required_courses = set()
    enterprise_customer_name = None

    # Account activation message
    account_activation_messages = [
        message for message in messages.get_messages(request)
        if 'account-activation' in message.tags
    ]

    # Global staff can see what courses encountered an error on their dashboard
    staff_access = False
    errored_courses = {}
    if has_access(user, 'staff', 'global'):
        # Show any courses that encountered an error on load
        staff_access = True
        errored_courses = modulestore().get_errored_courses()

    show_courseware_links_for = frozenset(
        enrollment.course_id for enrollment in course_enrollments
        if has_access(request.user, 'load', enrollment.course_overview))

    # Find programs associated with course runs being displayed. This information
    # is passed in the template context to allow rendering of program-related
    # information on the dashboard.
    meter = ProgramProgressMeter(request.site,
                                 user,
                                 enrollments=course_enrollments)
    ecommerce_service = EcommerceService()
    inverted_programs = meter.invert_programs()

    urls, programs_data = {}, {}
    bundles_on_dashboard_flag = WaffleFlag(
        WaffleFlagNamespace(name=u'student.experiments'),
        u'bundles_on_dashboard')

    # TODO: Delete this code and the relevant HTML code after testing LEARNER-3072 is complete
    if bundles_on_dashboard_flag.is_enabled(
    ) and inverted_programs and inverted_programs.items():
        if len(course_enrollments) < 4:
            for program in inverted_programs.values():
                try:
                    program_uuid = program[0]['uuid']
                    program_data = get_programs(request.site,
                                                uuid=program_uuid)
                    program_data = ProgramDataExtender(program_data,
                                                       request.user).extend()
                    skus = program_data.get('skus')
                    checkout_page_url = ecommerce_service.get_checkout_page_url(
                        *skus)
                    program_data[
                        'completeProgramURL'] = checkout_page_url + '&bundle=' + program_data.get(
                            'uuid')
                    programs_data[program_uuid] = program_data
                except:  # pylint: disable=bare-except
                    pass

    # Construct a dictionary of course mode information
    # used to render the course list.  We re-use the course modes dict
    # we loaded earlier to avoid hitting the database.
    course_mode_info = {
        enrollment.course_id: complete_course_mode_info(
            enrollment.course_id,
            enrollment,
            modes=course_modes_by_course[enrollment.course_id])
        for enrollment in course_enrollments
    }

    # Determine the per-course verification status
    # This is a dictionary in which the keys are course locators
    # and the values are one of:
    #
    # VERIFY_STATUS_NEED_TO_VERIFY
    # VERIFY_STATUS_SUBMITTED
    # VERIFY_STATUS_APPROVED
    # VERIFY_STATUS_MISSED_DEADLINE
    #
    # Each of which correspond to a particular message to display
    # next to the course on the dashboard.
    #
    # If a course is not included in this dictionary,
    # there is no verification messaging to display.
    verify_status_by_course = check_verify_status_by_course(
        user, course_enrollments)
    cert_statuses = {
        enrollment.course_id: cert_info(request.user,
                                        enrollment.course_overview)
        for enrollment in course_enrollments
    }

    # only show email settings for Mongo course and when bulk email is turned on
    show_email_settings_for = frozenset(
        enrollment.course_id for enrollment in course_enrollments
        if (BulkEmailFlag.feature_enabled(enrollment.course_id)))

    # Verification Attempts
    # Used to generate the "you must reverify for course x" banner
    verification_status, verification_error_codes = SoftwareSecurePhotoVerification.user_status(
        user)
    verification_errors = get_verification_error_reasons_for_display(
        verification_error_codes)

    # Gets data for midcourse reverifications, if any are necessary or have failed
    statuses = ["approved", "denied", "pending", "must_reverify"]
    reverifications = reverification_info(statuses)

    block_courses = frozenset(
        enrollment.course_id for enrollment in course_enrollments
        if is_course_blocked(
            request,
            CourseRegistrationCode.objects.filter(
                course_id=enrollment.course_id,
                registrationcoderedemption__redeemed_by=request.user),
            enrollment.course_id))

    enrolled_courses_either_paid = frozenset(
        enrollment.course_id for enrollment in course_enrollments
        if enrollment.is_paid_course())

    # If there are *any* denied reverifications that have not been toggled off,
    # we'll display the banner
    denied_banner = any(item.display for item in reverifications["denied"])

    # Populate the Order History for the side-bar.
    order_history_list = order_history(user,
                                       course_org_filter=site_org_whitelist,
                                       org_filter_out_set=site_org_blacklist)

    # get list of courses having pre-requisites yet to be completed
    courses_having_prerequisites = frozenset(
        enrollment.course_id for enrollment in course_enrollments
        if enrollment.course_overview.pre_requisite_courses)
    courses_requirements_not_met = get_pre_requisite_courses_not_completed(
        user, courses_having_prerequisites)

    if 'notlive' in request.GET:
        redirect_message = _(
            "The course you are looking for does not start until {date}."
        ).format(date=request.GET['notlive'])
    elif 'course_closed' in request.GET:
        redirect_message = _(
            "The course you are looking for is closed for enrollment as of {date}."
        ).format(date=request.GET['course_closed'])
    else:
        redirect_message = ''

    valid_verification_statuses = [
        'approved', 'must_reverify', 'pending', 'expired'
    ]
    display_sidebar_on_dashboard = len(
        order_history_list
    ) or verification_status in valid_verification_statuses

    # Filter out any course enrollment course cards that are associated with fulfilled entitlements
    for entitlement in [
            e for e in course_entitlements
            if e.enrollment_course_run is not None
    ]:
        course_enrollments = [
            enr for enr in course_enrollments
            if entitlement.enrollment_course_run.course_id != enr.course_id
        ]

    context = {
        'urls': urls,
        'programs_data': programs_data,
        'enterprise_message': enterprise_message,
        'consent_required_courses': consent_required_courses,
        'enterprise_customer_name': enterprise_customer_name,
        'enrollment_message': enrollment_message,
        'redirect_message': redirect_message,
        'account_activation_messages': account_activation_messages,
        'course_enrollments': course_enrollments,
        'course_entitlements': course_entitlements,
        'course_entitlement_available_sessions':
        course_entitlement_available_sessions,
        'unfulfilled_entitlement_pseudo_sessions':
        unfulfilled_entitlement_pseudo_sessions,
        'course_optouts': course_optouts,
        'banner_account_activation_message': banner_account_activation_message,
        'sidebar_account_activation_message':
        sidebar_account_activation_message,
        'staff_access': staff_access,
        'errored_courses': errored_courses,
        'show_courseware_links_for': show_courseware_links_for,
        'all_course_modes': course_mode_info,
        'cert_statuses': cert_statuses,
        'credit_statuses': _credit_statuses(user, course_enrollments),
        'show_email_settings_for': show_email_settings_for,
        'reverifications': reverifications,
        'verification_status': verification_status,
        'verification_status_by_course': verify_status_by_course,
        'verification_errors': verification_errors,
        'block_courses': block_courses,
        'denied_banner': denied_banner,
        'billing_email': settings.PAYMENT_SUPPORT_EMAIL,
        'user': user,
        'logout_url': reverse('logout'),
        'platform_name': platform_name,
        'enrolled_courses_either_paid': enrolled_courses_either_paid,
        'provider_states': [],
        'order_history_list': order_history_list,
        'courses_requirements_not_met': courses_requirements_not_met,
        'nav_hidden': True,
        'inverted_programs': inverted_programs,
        'show_program_listing': ProgramsApiConfig.is_enabled(),
        'show_dashboard_tabs': True,
        'disable_courseware_js': True,
        'display_course_modes_on_dashboard': enable_verified_certificates
        and display_course_modes_on_dashboard,
        'display_sidebar_on_dashboard': display_sidebar_on_dashboard,
    }

    if ecommerce_service.is_enabled(request.user):
        context.update({
            'use_ecommerce_payment_flow':
            True,
            'ecommerce_payment_page':
            ecommerce_service.payment_page_url(),
        })

    # Gather urls for course card resume buttons.
    resume_button_urls = _get_urls_for_resume_buttons(user, course_enrollments)
    # There must be enough urls for dashboard.html. Template creates course
    # cards for "enrollments + entitlements".
    resume_button_urls += ['' for entitlement in course_entitlements]
    context.update({'resume_button_urls': resume_button_urls})

    response = render_to_response('dashboard.html', context)
    set_user_info_cookie(response, request)
    return response
コード例 #7
0
def student_dashboard(request):
    """
    Provides the LMS dashboard view

    TODO: This is lms specific and does not belong in common code.

    Arguments:
        request: The request object.

    Returns:
        The dashboard response.

    """
    ECOMMERCE_TRANSACTION_COOKIE_NAME = "pendingTransactionCourse"
    user = request.user
    if not UserProfile.objects.filter(user=user).exists():
        return redirect(reverse('account_settings'))

    platform_name = configuration_helpers.get_value("platform_name",
                                                    settings.PLATFORM_NAME)

    enable_verified_certificates = configuration_helpers.get_value(
        'ENABLE_VERIFIED_CERTIFICATES',
        settings.FEATURES.get('ENABLE_VERIFIED_CERTIFICATES'))
    display_course_modes_on_dashboard = configuration_helpers.get_value(
        'DISPLAY_COURSE_MODES_ON_DASHBOARD',
        settings.FEATURES.get('DISPLAY_COURSE_MODES_ON_DASHBOARD', True))
    activation_email_support_link = configuration_helpers.get_value(
        'ACTIVATION_EMAIL_SUPPORT_LINK',
        settings.ACTIVATION_EMAIL_SUPPORT_LINK) or settings.SUPPORT_SITE_LINK
    hide_dashboard_courses_until_activated = configuration_helpers.get_value(
        'HIDE_DASHBOARD_COURSES_UNTIL_ACTIVATED',
        settings.FEATURES.get('HIDE_DASHBOARD_COURSES_UNTIL_ACTIVATED', False))
    empty_dashboard_message = configuration_helpers.get_value(
        'EMPTY_DASHBOARD_MESSAGE', None)

    # Get the org whitelist or the org blacklist for the current site
    site_org_whitelist, site_org_blacklist = get_org_black_and_whitelist_for_site(
    )
    course_enrollments = list(
        get_course_enrollments(user, site_org_whitelist, site_org_blacklist))

    # Get the entitlements for the user and a mapping to all available sessions for that entitlement
    # If an entitlement has no available sessions, pass through a mock course overview object
    (course_entitlements, course_entitlement_available_sessions,
     unfulfilled_entitlement_pseudo_sessions
     ) = get_filtered_course_entitlements(user, site_org_whitelist,
                                          site_org_blacklist)

    # Record how many courses there are so that we can get a better
    # understanding of usage patterns on prod.
    monitoring_utils.accumulate('num_courses', len(course_enrollments))

    # Sort the enrollment pairs by the enrollment date
    course_enrollments.sort(key=lambda x: x.created, reverse=True)

    # Retrieve the course modes for each course
    enrolled_course_ids = [
        enrollment.course_id for enrollment in course_enrollments
    ]
    __, unexpired_course_modes = CourseMode.all_and_unexpired_modes_for_courses(
        enrolled_course_ids)
    course_modes_by_course = {
        course_id: {mode.slug: mode
                    for mode in modes}
        for course_id, modes in iteritems(unexpired_course_modes)
    }

    # Check to see if the student has recently enrolled in a course.
    # If so, display a notification message confirming the enrollment.
    enrollment_message = _create_recent_enrollment_message(
        course_enrollments, course_modes_by_course)
    course_optouts = Optout.objects.filter(user=user).values_list('course_id',
                                                                  flat=True)

    # Display activation message
    activate_account_message = ''
    if not user.is_active:
        activate_account_message = Text(
            _("Check your {email_start}{email}{email_end} inbox for an account activation link from {platform_name}. "
              "If you need help, contact {link_start}{platform_name} Support{link_end}."
              )
        ).format(
            platform_name=platform_name,
            email_start=HTML("<strong>"),
            email_end=HTML("</strong>"),
            email=user.email,
            link_start=HTML(
                "<a target='_blank' href='{activation_email_support_link}'>").
            format(
                activation_email_support_link=activation_email_support_link, ),
            link_end=HTML("</a>"),
        )

    enterprise_message = get_dashboard_consent_notification(
        request, user, course_enrollments)

    recovery_email_message = recovery_email_activation_message = None
    if is_secondary_email_feature_enabled_for_user(user=user):
        try:
            account_recovery_obj = AccountRecovery.objects.get(user=user)
        except AccountRecovery.DoesNotExist:
            recovery_email_message = Text(
                _("Add a recovery email to retain access when single-sign on is not available. "
                  "Go to {link_start}your Account Settings{link_end}.")
            ).format(link_start=HTML(
                "<a target='_blank' href='{account_setting_page}'>").format(
                    account_setting_page=reverse('account_settings'), ),
                     link_end=HTML("</a>"))
        else:
            if not account_recovery_obj.is_active:
                recovery_email_activation_message = Text(
                    _("Recovery email is not activated yet. "
                      "Kindly visit your email and follow the instructions to activate it."
                      ))

    # Disable lookup of Enterprise consent_required_course due to ENT-727
    # Will re-enable after fixing WL-1315
    consent_required_courses = set()
    enterprise_customer_name = None

    # Account activation message
    account_activation_messages = [
        message for message in messages.get_messages(request)
        if 'account-activation' in message.tags
    ]

    # Global staff can see what courses encountered an error on their dashboard
    staff_access = False
    errored_courses = {}
    if has_access(user, 'staff', 'global'):
        # Show any courses that encountered an error on load
        staff_access = True
        errored_courses = modulestore().get_errored_courses()

    show_courseware_links_for = {
        enrollment.course_id: has_access(request.user, 'load',
                                         enrollment.course_overview)
        for enrollment in course_enrollments
    }

    # Find programs associated with course runs being displayed. This information
    # is passed in the template context to allow rendering of program-related
    # information on the dashboard.
    meter = ProgramProgressMeter(request.site,
                                 user,
                                 enrollments=course_enrollments)
    ecommerce_service = EcommerceService()
    inverted_programs = meter.invert_programs()

    urls, programs_data = {}, {}
    bundles_on_dashboard_flag = WaffleFlag(
        WaffleFlagNamespace(name=u'student.experiments'),
        u'bundles_on_dashboard')

    # TODO: Delete this code and the relevant HTML code after testing LEARNER-3072 is complete
    if bundles_on_dashboard_flag.is_enabled(
    ) and inverted_programs and inverted_programs.items():
        if len(course_enrollments) < 4:
            for program in inverted_programs.values():
                try:
                    program_uuid = program[0]['uuid']
                    program_data = get_programs(request.site,
                                                uuid=program_uuid)
                    program_data = ProgramDataExtender(program_data,
                                                       request.user).extend()
                    skus = program_data.get('skus')
                    checkout_page_url = ecommerce_service.get_checkout_page_url(
                        *skus)
                    program_data[
                        'completeProgramURL'] = checkout_page_url + '&bundle=' + program_data.get(
                            'uuid')
                    programs_data[program_uuid] = program_data
                except:  # pylint: disable=bare-except
                    pass

    # Construct a dictionary of course mode information
    # used to render the course list.  We re-use the course modes dict
    # we loaded earlier to avoid hitting the database.
    course_mode_info = {
        enrollment.course_id: complete_course_mode_info(
            enrollment.course_id,
            enrollment,
            modes=course_modes_by_course[enrollment.course_id])
        for enrollment in course_enrollments
    }

    # Determine the per-course verification status
    # This is a dictionary in which the keys are course locators
    # and the values are one of:
    #
    # VERIFY_STATUS_NEED_TO_VERIFY
    # VERIFY_STATUS_SUBMITTED
    # VERIFY_STATUS_APPROVED
    # VERIFY_STATUS_MISSED_DEADLINE
    #
    # Each of which correspond to a particular message to display
    # next to the course on the dashboard.
    #
    # If a course is not included in this dictionary,
    # there is no verification messaging to display.
    verify_status_by_course = check_verify_status_by_course(
        user, course_enrollments)
    cert_statuses = {
        enrollment.course_id: cert_info(request.user,
                                        enrollment.course_overview)
        for enrollment in course_enrollments
    }

    # only show email settings for Mongo course and when bulk email is turned on
    show_email_settings_for = frozenset(
        enrollment.course_id for enrollment in course_enrollments
        if (BulkEmailFlag.feature_enabled(enrollment.course_id)))

    # Verification Attempts
    # Used to generate the "you must reverify for course x" banner
    verification_status = IDVerificationService.user_status(user)
    verification_errors = get_verification_error_reasons_for_display(
        verification_status['error'])

    # Gets data for midcourse reverifications, if any are necessary or have failed
    statuses = ["approved", "denied", "pending", "must_reverify"]
    reverifications = reverification_info(statuses)

    block_courses = frozenset(
        enrollment.course_id for enrollment in course_enrollments
        if is_course_blocked(
            request,
            CourseRegistrationCode.objects.filter(
                course_id=enrollment.course_id,
                registrationcoderedemption__redeemed_by=request.user),
            enrollment.course_id))

    enrolled_courses_either_paid = frozenset(
        enrollment.course_id for enrollment in course_enrollments
        if enrollment.is_paid_course())

    # If there are *any* denied reverifications that have not been toggled off,
    # we'll display the banner
    denied_banner = any(item.display for item in reverifications["denied"])

    # Populate the Order History for the side-bar.
    order_history_list = order_history(user,
                                       course_org_filter=site_org_whitelist,
                                       org_filter_out_set=site_org_blacklist)

    # get list of courses having pre-requisites yet to be completed
    courses_having_prerequisites = frozenset(
        enrollment.course_id for enrollment in course_enrollments
        if enrollment.course_overview.pre_requisite_courses)
    courses_requirements_not_met = get_pre_requisite_courses_not_completed(
        user, courses_having_prerequisites)

    if 'notlive' in request.GET:
        redirect_message = _(
            "The course you are looking for does not start until {date}."
        ).format(date=request.GET['notlive'])
    elif 'course_closed' in request.GET:
        redirect_message = _(
            "The course you are looking for is closed for enrollment as of {date}."
        ).format(date=request.GET['course_closed'])
    elif 'access_response_error' in request.GET:
        # This can be populated in a generalized way with fields from access response errors
        redirect_message = request.GET['access_response_error']
    else:
        redirect_message = ''

    valid_verification_statuses = [
        'approved', 'must_reverify', 'pending', 'expired'
    ]
    display_sidebar_on_dashboard = (
        len(order_history_list)
        or (verification_status['status'] in valid_verification_statuses
            and verification_status['should_display']))

    # Filter out any course enrollment course cards that are associated with fulfilled entitlements
    for entitlement in [
            e for e in course_entitlements
            if e.enrollment_course_run is not None
    ]:
        course_enrollments = [
            enr for enr in course_enrollments
            if entitlement.enrollment_course_run.course_id != enr.course_id
        ]

    context = {
        'urls':
        urls,
        'programs_data':
        programs_data,
        'enterprise_message':
        enterprise_message,
        'consent_required_courses':
        consent_required_courses,
        'enterprise_customer_name':
        enterprise_customer_name,
        'enrollment_message':
        enrollment_message,
        'redirect_message':
        Text(redirect_message),
        'account_activation_messages':
        account_activation_messages,
        'activate_account_message':
        activate_account_message,
        'course_enrollments':
        course_enrollments,
        'course_entitlements':
        course_entitlements,
        'course_entitlement_available_sessions':
        course_entitlement_available_sessions,
        'unfulfilled_entitlement_pseudo_sessions':
        unfulfilled_entitlement_pseudo_sessions,
        'course_optouts':
        course_optouts,
        'staff_access':
        staff_access,
        'errored_courses':
        errored_courses,
        'show_courseware_links_for':
        show_courseware_links_for,
        'all_course_modes':
        course_mode_info,
        'cert_statuses':
        cert_statuses,
        'credit_statuses':
        _credit_statuses(user, course_enrollments),
        'show_email_settings_for':
        show_email_settings_for,
        'reverifications':
        reverifications,
        'verification_display':
        verification_status['should_display'],
        'verification_status':
        verification_status['status'],
        'verification_status_by_course':
        verify_status_by_course,
        'verification_errors':
        verification_errors,
        'block_courses':
        block_courses,
        'denied_banner':
        denied_banner,
        'billing_email':
        settings.PAYMENT_SUPPORT_EMAIL,
        'user':
        user,
        'logout_url':
        reverse('colaraz_features:auth_logout_redirect'),
        'platform_name':
        platform_name,
        'enrolled_courses_either_paid':
        enrolled_courses_either_paid,
        'provider_states': [],
        'order_history_list':
        order_history_list,
        'courses_requirements_not_met':
        courses_requirements_not_met,
        'nav_hidden':
        True,
        'inverted_programs':
        inverted_programs,
        'show_program_listing':
        ProgramsApiConfig.is_enabled(),
        'show_journal_listing':
        journals_enabled(),  # TODO: Dashboard Plugin required
        'show_dashboard_tabs':
        True,
        'disable_courseware_js':
        True,
        'display_course_modes_on_dashboard':
        enable_verified_certificates and display_course_modes_on_dashboard,
        'display_sidebar_on_dashboard':
        display_sidebar_on_dashboard,
        'display_sidebar_account_activation_message':
        not (user.is_active or hide_dashboard_courses_until_activated),
        'display_dashboard_courses':
        (user.is_active or not hide_dashboard_courses_until_activated),
        'empty_dashboard_message':
        empty_dashboard_message,
        'recovery_email_message':
        recovery_email_message,
        'recovery_email_activation_message':
        recovery_email_activation_message,
    }

    # Retrieve pendingTransactionCourse cookie to show waiting alert to the learner. It conatain encrypted
    # course_id for which AuthorizeNet transaction has been perfromed but notification is yet to be received.
    transaction_hash = request.COOKIES.get(ECOMMERCE_TRANSACTION_COOKIE_NAME)
    if transaction_hash:
        decoded_course_id = base64.b64decode(transaction_hash)
        transaction_course_id = CourseKey.from_string(decoded_course_id)
        pending_transaction_course_name = CourseOverview.get_from_id(
            transaction_course_id).display_name
        context.update({
            'pending_upgrade_course_name':
            pending_transaction_course_name,
        })

    if ecommerce_service.is_enabled(request.user):
        context.update({
            'use_ecommerce_payment_flow':
            True,
            'ecommerce_payment_page':
            ecommerce_service.payment_page_url(),
        })

    # Gather urls for course card resume buttons.
    resume_button_urls = ['' for entitlement in course_entitlements]
    for url in _get_urls_for_resume_buttons(user, course_enrollments):
        resume_button_urls.append(url)
    # There must be enough urls for dashboard.html. Template creates course
    # cards for "enrollments + entitlements".
    context.update({'resume_button_urls': resume_button_urls})

    response = render_to_response('dashboard.html', context)
    response.delete_cookie(ECOMMERCE_TRANSACTION_COOKIE_NAME,
                           domain=settings.ECOMMERCE_COOKIE_DOMAIN)
    set_logged_in_cookies(request, response, user)
    return response