urls.py

"""
URLs for LMS
"""

from django.conf import settings
from django.conf.urls import patterns, include, url
from django.views.generic.base import RedirectView
from ratelimitbackend import admin
from django.conf.urls.static import static

import auth_exchange.views
from courseware.views.views import EnrollStaffView
from config_models.views import ConfigurationModelCurrentAPIView
from courseware.views.index import CoursewareIndex
from openedx.core.djangoapps.catalog.models import CatalogIntegration
from openedx.core.djangoapps.programs.models import ProgramsApiConfig
from openedx.core.djangoapps.self_paced.models import SelfPacedConfiguration
from openedx.core.djangoapps.site_configuration import helpers as configuration_helpers
from student.views import LogoutView

# Uncomment the next two lines to enable the admin:
if settings.DEBUG or settings.FEATURES.get('ENABLE_DJANGO_ADMIN_SITE'):
    admin.autodiscover()

# Use urlpatterns formatted as within the Django docs with first parameter "stuck" to the open parenthesis
urlpatterns = (
    '',

    url(r'^$', 'branding.views.index', name="root"),   # Main marketing page, or redirect to courseware
    url(r'^dashboard$', 'student.views.dashboard', name="dashboard"),
    url(r'^login_ajax$', 'student.views.login_user', name="login"),
    url(r'^login_ajax/(?P<error>[^/]*)$', 'student.views.login_user'),

    url(r'^email_confirm/(?P<key>[^/]*)$', 'student.views.confirm_email_change'),
    url(r'^event$', 'track.views.user_track'),
    url(r'^performance$', 'performance.views.performance_log'),
    url(r'^segmentio/event$', 'track.views.segmentio.segmentio_event'),

    # TODO: Is this used anymore? What is STATIC_GRAB?
    url(r'^t/(?P<template>[^/]*)$', 'static_template_view.views.index'),

    url(r'^accounts/manage_user_standing', 'student.views.manage_user_standing',
        name='manage_user_standing'),
    url(r'^accounts/disable_account_ajax$', 'student.views.disable_account_ajax',
        name="disable_account_ajax"),

    url(r'^logout$', LogoutView.as_view(), name='logout'),
    url(r'^create_account$', 'student.views.create_account', name='create_account'),
    url(r'^activate/(?P<key>[^/]*)$', 'student.views.activate_account', name="activate"),

    url(r'^password_reset/$', 'student.views.password_reset', name='password_reset'),
    ## Obsolete Django views for password resets
    ## TODO: Replace with Mako-ized views
    url(r'^password_change/$', 'django.contrib.auth.views.password_change',
        name='password_change'),
    url(r'^password_change_done/$', 'django.contrib.auth.views.password_change_done',
        name='password_change_done'),
    url(r'^password_reset_confirm/(?P<uidb36>[0-9A-Za-z]+)-(?P<token>.+)/$',
        'student.views.password_reset_confirm_wrapper',
        name='password_reset_confirm'),
    url(r'^password_reset_complete/$', 'django.contrib.auth.views.password_reset_complete',
        name='password_reset_complete'),
    url(r'^password_reset_done/$', 'django.contrib.auth.views.password_reset_done',
        name='password_reset_done'),

    url(r'^heartbeat$', include('heartbeat.urls')),

    # Note: these are older versions of the User API that will eventually be
    # subsumed by api/user listed below.
    url(r'^user_api/', include('openedx.core.djangoapps.user_api.legacy_urls')),

    url(r'^notifier_api/', include('notifier_api.urls')),

    url(r'^i18n/', include('django.conf.urls.i18n')),

    # Feedback Form endpoint
    url(r'^submit_feedback$', 'util.views.submit_feedback'),

    # Enrollment API RESTful endpoints
    url(r'^api/enrollment/v1/', include('enrollment.urls')),

    # Courseware search endpoints
    url(r'^search/', include('search.urls')),

    # Course content API
    url(r'^api/course_structure/', include('course_structure_api.urls', namespace='course_structure_api')),

    # Course API
    url(r'^api/courses/', include('course_api.urls')),

    # User API endpoints
    url(r'^api/user/', include('openedx.core.djangoapps.user_api.urls')),

    # Bookmarks API endpoints
    url(r'^api/bookmarks/', include('openedx.core.djangoapps.bookmarks.urls')),

    # Profile Images API endpoints
    url(r'^api/profile_images/', include('openedx.core.djangoapps.profile_images.urls')),

    # Video Abstraction Layer used to allow video teams to manage video assets
    # independently of courseware. https://github.com/edx/edx-val
    url(r'^api/val/v0/', include('edxval.urls')),

    url(r'^api/commerce/', include('commerce.api.urls', namespace='commerce_api')),
    url(r'^api/credit/', include('openedx.core.djangoapps.credit.urls', app_name="credit", namespace='credit')),
    url(r'^rss_proxy/', include('rss_proxy.urls', namespace='rss_proxy')),
    url(r'^api/organizations/', include('organizations.urls', namespace='organizations')),

    # Update session view
    url(r'^lang_pref/session_language', 'lang_pref.views.update_session_language', name='session_language'),

    # Multiple course modes and identity verification
    # TODO Namespace these!
    url(r'^course_modes/', include('course_modes.urls')),
    url(r'^verify_student/', include('verify_student.urls')),

    url(r'^update_lang/', include('dark_lang.urls', namespace='darklang')),
    # URLs for API access management
    url(r'^api-admin/', include('openedx.core.djangoapps.api_admin.urls', namespace='api_admin')),
)

urlpatterns += (
    url(r'^dashboard/', include('learner_dashboard.urls')),
)

if settings.FEATURES["ENABLE_COMBINED_LOGIN_REGISTRATION"]:
    # Backwards compatibility with old URL structure, but serve the new views
    urlpatterns += (
        url(r'^login$', 'student_account.views.login_and_registration_form',
            {'initial_mode': 'login'}, name="signin_user"),
        url(r'^register$', 'student_account.views.login_and_registration_form',
            {'initial_mode': 'register'}, name="register_user"),
    )
else:
    # Serve the old views
    urlpatterns += (
        url(r'^login$', 'student.views.signin_user', name="signin_user"),
        url(r'^register$', 'student.views.register_user', name="register_user"),
    )

if settings.FEATURES["ENABLE_MOBILE_REST_API"]:
    urlpatterns += (
        url(r'^api/mobile/v0.5/', include('mobile_api.urls')),
    )

if settings.FEATURES["ENABLE_OPENBADGES"]:
    urlpatterns += (
        url(r'^api/badges/v1/', include('badges.api.urls', app_name="badges", namespace="badges_api")),
    )

js_info_dict = {
    'domain': 'djangojs',
    # We need to explicitly include external Django apps that are not in LOCALE_PATHS.
    'packages': ('openassessment',),
}

# sysadmin dashboard, to see what courses are loaded, to delete & load courses
if settings.FEATURES["ENABLE_SYSADMIN_DASHBOARD"]:
    urlpatterns += (
        url(r'^sysadmin/', include('dashboard.sysadmin_urls')),
    )

urlpatterns += (
    url(r'^support/', include('support.urls', app_name="support", namespace='support')),
)

# Semi-static views (these need to be rendered and have the login bar, but don't change)
urlpatterns += (
    url(r'^404$', 'static_template_view.views.render',
        {'template': '404.html'}, name="404"),
)

# Favicon
favicon_path = configuration_helpers.get_value('favicon_path', settings.FAVICON_PATH)  # pylint: disable=invalid-name
urlpatterns += (url(
    r'^favicon\.ico$',
    RedirectView.as_view(url=settings.STATIC_URL + favicon_path, permanent=True)
),)

urlpatterns += (
    url(r'^blog$', 'static_template_view.views.render',
        {'template': 'blog.html'}, name="blog"),
    url(r'^contact$', 'static_template_view.views.render',
        {'template': 'contact.html'}, name="contact"),
    url(r'^donate$', 'static_template_view.views.render',
        {'template': 'donate.html'}, name="donate"),
    url(r'^faq$', 'static_template_view.views.render',
        {'template': 'faq.html'}, name="faq"),
    url(r'^help$', 'static_template_view.views.render',
        {'template': 'help.html'}, name="help_edx"),
    url(r'^jobs$', 'static_template_view.views.render',
        {'template': 'jobs.html'}, name="jobs"),
    url(r'^news$', 'static_template_view.views.render',
        {'template': 'news.html'}, name="news"),
    url(r'^press$', 'static_template_view.views.render',
        {'template': 'press.html'}, name="press"),
    url(r'^media-kit$', 'static_template_view.views.render',
        {'template': 'media-kit.html'}, name="media-kit"),
    url(r'^copyright$', 'static_template_view.views.render',
        {'template': 'copyright.html'}, name="copyright"),

    # Press releases
    url(r'^press/([_a-zA-Z0-9-]+)$', 'static_template_view.views.render_press_release', name='press_release'),
)

# Only enable URLs for those marketing links actually enabled in the
# settings. Disable URLs by marking them as None.
for key, value in settings.MKTG_URL_LINK_MAP.items():
    # Skip disabled URLs
    if value is None:
        continue

    # These urls are enabled separately
    if key == "ROOT" or key == "COURSES":
        continue

    # The MKTG_URL_LINK_MAP key specifies the template filename
    template = key.lower()
    if '.' not in template:
        # Append STATIC_TEMPLATE_VIEW_DEFAULT_FILE_EXTENSION if
        # no file extension was specified in the key
        template = "%s.%s" % (template, settings.STATIC_TEMPLATE_VIEW_DEFAULT_FILE_EXTENSION)

    # Make the assumption that the URL we want is the lowercased
    # version of the map key
    urlpatterns += (url(r'^%s$' % key.lower(),
                        'static_template_view.views.render',
                        {'template': template}, name=value),)


# Multicourse wiki (Note: wiki urls must be above the courseware ones because of
# the custom tab catch-all)
if settings.WIKI_ENABLED:
    from wiki.urls import get_pattern as wiki_pattern
    from django_notify.urls import get_pattern as notify_pattern

    urlpatterns += (
        # First we include views from course_wiki that we use to override the default views.
        # They come first in the urlpatterns so they get resolved first
        url('^wiki/create-root/$', 'course_wiki.views.root_create', name='root_create'),
        url(r'^wiki/', include(wiki_pattern())),
        url(r'^notify/', include(notify_pattern())),

        # These urls are for viewing the wiki in the context of a course. They should
        # never be returned by a reverse() so they come after the other url patterns
        url(r'^courses/{}/course_wiki/?$'.format(settings.COURSE_ID_PATTERN),
            'course_wiki.views.course_wiki_redirect', name="course_wiki"),
        url(r'^courses/{}/wiki/'.format(settings.COURSE_KEY_REGEX), include(wiki_pattern())),
    )

COURSE_URLS = patterns(
    '',
    url(
        r'^look_up_registration_code$',
        'instructor.views.registration_codes.look_up_registration_code',
        name='look_up_registration_code',
    ),
    url(
        r'^registration_code_details$',
        'instructor.views.registration_codes.registration_code_details',
        name='registration_code_details',
    ),
)
urlpatterns += (
    # jump_to URLs for direct access to a location in the course
    url(
        r'^courses/{}/jump_to/(?P<location>.*)$'.format(
            settings.COURSE_ID_PATTERN,
        ),
        'courseware.views.views.jump_to',
        name='jump_to',
    ),
    url(
        r'^courses/{}/jump_to_id/(?P<module_id>.*)$'.format(
            settings.COURSE_ID_PATTERN,
        ),
        'courseware.views.views.jump_to_id',
        name='jump_to_id',
    ),

    # xblock Handler APIs
    url(
        r'^courses/{course_key}/xblock/{usage_key}/handler/(?P<handler>[^/]*)(?:/(?P<suffix>.*))?$'.format(
            course_key=settings.COURSE_ID_PATTERN,
            usage_key=settings.USAGE_ID_PATTERN,
        ),
        'courseware.module_render.handle_xblock_callback',
        name='xblock_handler',
    ),
    url(
        r'^courses/{course_key}/xblock/{usage_key}/handler_noauth/(?P<handler>[^/]*)(?:/(?P<suffix>.*))?$'.format(
            course_key=settings.COURSE_ID_PATTERN,
            usage_key=settings.USAGE_ID_PATTERN,
        ),
        'courseware.module_render.handle_xblock_callback_noauth',
        name='xblock_handler_noauth',
    ),

    # xblock View API
    # (unpublished) API that returns JSON with the HTML fragment and related resources
    # for the xBlock's requested view.
    url(
        r'^courses/{course_key}/xblock/{usage_key}/view/(?P<view_name>[^/]*)$'.format(
            course_key=settings.COURSE_ID_PATTERN,
            usage_key=settings.USAGE_ID_PATTERN,
        ),
        'courseware.module_render.xblock_view',
        name='xblock_view',
    ),

    # xblock Rendering View URL
    # URL to provide an HTML view of an xBlock. The view type (e.g., student_view) is
    # passed as a "view" parameter to the URL.
    # Note: This is not an API. Compare this with the xblock_view API above.
    url(
        r'^xblock/{usage_key_string}$'.format(usage_key_string=settings.USAGE_KEY_PATTERN),
        'courseware.views.views.render_xblock',
        name='render_xblock',
    ),

    # xblock Resource URL
    url(
        r'xblock/resource/(?P<block_type>[^/]+)/(?P<uri>.*)$',
        'openedx.core.djangoapps.common_views.xblock.xblock_resource',
        name='xblock_resource_url',
    ),

    url(
        r'^courses/{}/xqueue/(?P<userid>[^/]*)/(?P<mod_id>.*?)/(?P<dispatch>[^/]*)$'.format(
            settings.COURSE_ID_PATTERN,
        ),
        'courseware.module_render.xqueue_callback',
        name='xqueue_callback',
    ),
    url(
        r'^change_setting$',
        'student.views.change_setting',
        name='change_setting',
    ),

    # TODO: These views need to be updated before they work
    url(r'^calculate$', 'util.views.calculate'),

    url(r'^courses/?$', 'branding.views.courses', name="courses"),
    url(
        r'^change_enrollment$',
        'student.views.change_enrollment',
        name='change_enrollment',
    ),
    url(
        r'^change_email_settings$',
        'student.views.change_email_settings',
        name='change_email_settings',
    ),

    #About the course
    url(
        r'^courses/{}/about$'.format(
            settings.COURSE_ID_PATTERN,
        ),
        'courseware.views.views.course_about',
        name='about_course',
    ),

    url(
        r'^courses/{}/enroll_staff$'.format(
            settings.COURSE_ID_PATTERN,
        ),
        EnrollStaffView.as_view(),
        name='enroll_staff',
    ),

    #Inside the course
    url(
        r'^courses/{}/$'.format(
            settings.COURSE_ID_PATTERN,
        ),
        'courseware.views.views.course_info',
        name='course_root',
    ),
    url(
        r'^courses/{}/info$'.format(
            settings.COURSE_ID_PATTERN,
        ),
        'courseware.views.views.course_info',
        name='info',
    ),
    # TODO arjun remove when custom tabs in place, see courseware/courses.py
    url(
        r'^courses/{}/syllabus$'.format(
            settings.COURSE_ID_PATTERN,
        ),
        'courseware.views.views.syllabus',
        name='syllabus',
    ),

    # Survey associated with a course
    url(
        r'^courses/{}/survey$'.format(
            settings.COURSE_ID_PATTERN,
        ),
        'courseware.views.views.course_survey',
        name='course_survey',
    ),

    url(
        r'^courses/{}/book/(?P<book_index>\d+)/$'.format(
            settings.COURSE_ID_PATTERN,
        ),
        'staticbook.views.index',
        name='book',
    ),
    url(
        r'^courses/{}/book/(?P<book_index>\d+)/(?P<page>\d+)$'.format(
            settings.COURSE_ID_PATTERN,
        ),
        'staticbook.views.index',
        name='book',
    ),

    url(
        r'^courses/{}/pdfbook/(?P<book_index>\d+)/$'.format(
            settings.COURSE_ID_PATTERN,
        ),
        'staticbook.views.pdf_index',
        name='pdf_book',
    ),
    url(
        r'^courses/{}/pdfbook/(?P<book_index>\d+)/(?P<page>\d+)$'.format(
            settings.COURSE_ID_PATTERN,
        ),
        'staticbook.views.pdf_index',
        name='pdf_book',
    ),

    url(
        r'^courses/{}/pdfbook/(?P<book_index>\d+)/chapter/(?P<chapter>\d+)/$'.format(
            settings.COURSE_ID_PATTERN,
        ),
        'staticbook.views.pdf_index',
        name='pdf_book',
    ),
    url(
        r'^courses/{}/pdfbook/(?P<book_index>\d+)/chapter/(?P<chapter>\d+)/(?P<page>\d+)$'.format(
            settings.COURSE_ID_PATTERN,
        ),
        'staticbook.views.pdf_index',
        name='pdf_book',
    ),

    url(
        r'^courses/{}/htmlbook/(?P<book_index>\d+)/$'.format(
            settings.COURSE_ID_PATTERN,
        ),
        'staticbook.views.html_index',
        name='html_book',
    ),
    url(
        r'^courses/{}/htmlbook/(?P<book_index>\d+)/chapter/(?P<chapter>\d+)/$'.format(
            settings.COURSE_ID_PATTERN,
        ),
        'staticbook.views.html_index',
        name='html_book',
    ),

    url(
        r'^courses/{}/courseware/?$'.format(
            settings.COURSE_ID_PATTERN,
        ),
        CoursewareIndex.as_view(),
        name='courseware',
    ),
    url(
        r'^courses/{}/courseware/(?P<chapter>[^/]*)/$'.format(
            settings.COURSE_ID_PATTERN,
        ),
        CoursewareIndex.as_view(),
        name='courseware_chapter',
    ),
    url(
        r'^courses/{}/courseware/(?P<chapter>[^/]*)/(?P<section>[^/]*)/$'.format(
            settings.COURSE_ID_PATTERN,
        ),
        CoursewareIndex.as_view(),
        name='courseware_section',
    ),
    url(
        r'^courses/{}/courseware/(?P<chapter>[^/]*)/(?P<section>[^/]*)/(?P<position>[^/]*)/?$'.format(
            settings.COURSE_ID_PATTERN,
        ),
        CoursewareIndex.as_view(),
        name='courseware_position',
    ),

    # progress page
    url(
        r'^courses/{}/progress$'.format(
            settings.COURSE_ID_PATTERN,
        ),
        'courseware.views.views.progress',
        name='progress',
    ),

    # Takes optional student_id for instructor use--shows profile as that student sees it.
    url(
        r'^courses/{}/progress/(?P<student_id>[^/]*)/$'.format(
            settings.COURSE_ID_PATTERN,
        ),
        'courseware.views.views.progress',
        name='student_progress',
    ),

    # rest api for grades
    url(
        r'^api/grades/',
        include('lms.djangoapps.grades.api.urls', namespace='grades_api')
    ),


    # For the instructor
    url(
        r'^courses/{}/instructor$'.format(
            settings.COURSE_ID_PATTERN,
        ),
        'instructor.views.instructor_dashboard.instructor_dashboard_2',
        name='instructor_dashboard',
    ),


    url(
        r'^courses/{}/set_course_mode_price$'.format(
            settings.COURSE_ID_PATTERN,
        ),
        'instructor.views.instructor_dashboard.set_course_mode_price',
        name='set_course_mode_price',
    ),
    url(
        r'^courses/{}/instructor/api/'.format(
            settings.COURSE_ID_PATTERN,
        ),
        include('instructor.views.api_urls')),
    url(
        r'^courses/{}/remove_coupon$'.format(
            settings.COURSE_ID_PATTERN,
        ),
        'instructor.views.coupons.remove_coupon',
        name='remove_coupon',
    ),
    url(
        r'^courses/{}/add_coupon$'.format(
            settings.COURSE_ID_PATTERN,
        ),
        'instructor.views.coupons.add_coupon',
        name='add_coupon',
    ),
    url(
        r'^courses/{}/update_coupon$'.format(
            settings.COURSE_ID_PATTERN,
        ),
        'instructor.views.coupons.update_coupon',
        name='update_coupon',
    ),
    url(
        r'^courses/{}/get_coupon_info$'.format(
            settings.COURSE_ID_PATTERN,
        ),
        'instructor.views.coupons.get_coupon_info',
        name='get_coupon_info',
    ),

    url(
        r'^courses/{}/'.format(
            settings.COURSE_ID_PATTERN,
        ),
        include(COURSE_URLS)
    ),

    # Cohorts management
    url(
        r'^courses/{}/cohorts/settings$'.format(
            settings.COURSE_KEY_PATTERN,
        ),
        'openedx.core.djangoapps.course_groups.views.course_cohort_settings_handler',
        name='course_cohort_settings',
    ),
    url(
        r'^courses/{}/cohorts/(?P<cohort_id>[0-9]+)?$'.format(
            settings.COURSE_KEY_PATTERN,
        ),
        'openedx.core.djangoapps.course_groups.views.cohort_handler',
        name='cohorts',
    ),
    url(
        r'^courses/{}/cohorts/(?P<cohort_id>[0-9]+)$'.format(
            settings.COURSE_KEY_PATTERN,
        ),
        'openedx.core.djangoapps.course_groups.views.users_in_cohort',
        name='list_cohort',
    ),
    url(
        r'^courses/{}/cohorts/(?P<cohort_id>[0-9]+)/add$'.format(
            settings.COURSE_KEY_PATTERN,
        ),
        'openedx.core.djangoapps.course_groups.views.add_users_to_cohort',
        name='add_to_cohort',
    ),
    url(
        r'^courses/{}/cohorts/(?P<cohort_id>[0-9]+)/delete$'.format(
            settings.COURSE_KEY_PATTERN,
        ),
        'openedx.core.djangoapps.course_groups.views.remove_user_from_cohort',
        name='remove_from_cohort',
    ),
    url(
        r'^courses/{}/cohorts/debug$'.format(
            settings.COURSE_KEY_PATTERN,
        ),
        'openedx.core.djangoapps.course_groups.views.debug_cohort_mgmt',
        name='debug_cohort_mgmt',
    ),
    url(
        r'^courses/{}/cohorts/topics$'.format(
            settings.COURSE_KEY_PATTERN,
        ),
        'openedx.core.djangoapps.course_groups.views.cohort_discussion_topics',
        name='cohort_discussion_topics',
    ),
    url(
        r'^courses/{}/verified_track_content/settings'.format(
            settings.COURSE_KEY_PATTERN,
        ),
        'verified_track_content.views.cohorting_settings',
        name='verified_track_cohorting',
    ),
    url(
        r'^courses/{}/notes$'.format(
            settings.COURSE_ID_PATTERN,
        ),
        'notes.views.notes',
        name='notes',
    ),
    url(
        r'^courses/{}/notes/'.format(
            settings.COURSE_ID_PATTERN,
        ),
        include('notes.urls')
    ),

    # LTI endpoints listing
    url(
        r'^courses/{}/lti_rest_endpoints/'.format(
            settings.COURSE_ID_PATTERN,
        ),
        'courseware.views.views.get_course_lti_endpoints',
        name='lti_rest_endpoints',
    ),

    # Student account
    url(
        r'^account/',
        include('student_account.urls')
    ),

    # Student profile
    url(
        r'^u/(?P<username>[\w.@+-]+)$',
        'student_profile.views.learner_profile',
        name='learner_profile',
    ),

    # Student Notes
    url(
        r'^courses/{}/edxnotes'.format(
            settings.COURSE_ID_PATTERN,
        ),
        include('edxnotes.urls'),
        name='edxnotes_endpoints',
    ),

    url(
        r'^api/branding/v1/',
        include('branding.api_urls')
    ),
)

if settings.FEATURES["ENABLE_TEAMS"]:
    # Teams endpoints
    urlpatterns += (
        url(
            r'^api/team/',
            include('lms.djangoapps.teams.api_urls')
        ),
        url(
            r'^courses/{}/teams'.format(
                settings.COURSE_ID_PATTERN,
            ),
            include('lms.djangoapps.teams.urls'),
            name='teams_endpoints',
        ),
    )

# allow course staff to change to student view of courseware
if settings.FEATURES.get('ENABLE_MASQUERADE'):
    urlpatterns += (
        url(
            r'^courses/{}/masquerade$'.format(
                settings.COURSE_KEY_PATTERN,
            ),
            'courseware.masquerade.handle_ajax',
            name='masquerade_update',
        ),
    )

urlpatterns += (
    url(
        r'^courses/{}/generate_user_cert'.format(
            settings.COURSE_ID_PATTERN,
        ),
        'courseware.views.views.generate_user_cert',
        name='generate_user_cert',
    ),
)

# discussion forums live within courseware, so courseware must be enabled first
if settings.FEATURES.get('ENABLE_DISCUSSION_SERVICE'):
    urlpatterns += (
        url(
            r'^api/discussion/',
            include('discussion_api.urls')
        ),
        url(
            r'^courses/{}/discussion/'.format(
                settings.COURSE_ID_PATTERN,
            ),
            include('django_comment_client.urls')
        ),
        url(
            r'^courses/{}/discussion/forum/'.format(
                settings.COURSE_ID_PATTERN,
            ),
            include('discussion.urls')
        ),
        url(
            r'^notification_prefs/enable/',
            'notification_prefs.views.ajax_enable'
        ),
        url(
            r'^notification_prefs/disable/',
            'notification_prefs.views.ajax_disable'
        ),
        url(
            r'^notification_prefs/status/',
            'notification_prefs.views.ajax_status'
        ),
        url(
            r'^notification_prefs/unsubscribe/(?P<token>[a-zA-Z0-9-_=]+)/',
            'notification_prefs.views.set_subscription',
            {
                'subscribe': False,
            },
            name='unsubscribe_forum_update',
        ),
        url(
            r'^notification_prefs/resubscribe/(?P<token>[a-zA-Z0-9-_=]+)/',
            'notification_prefs.views.set_subscription',
            {
                'subscribe': True,
            },
            name='resubscribe_forum_update',
        ),
    )
urlpatterns += (
    # This MUST be the last view in the courseware--it's a catch-all for custom tabs.
    url(
        r'^courses/{}/(?P<tab_slug>[^/]+)/$'.format(
            settings.COURSE_ID_PATTERN,
        ),
        'courseware.views.views.static_tab',
        name='static_tab',
    ),
)

if settings.FEATURES.get('ENABLE_STUDENT_HISTORY_VIEW'):
    urlpatterns += (
        url(
            r'^courses/{}/submission_history/(?P<student_username>[^/]*)/(?P<location>.*?)$'.format(
                settings.COURSE_ID_PATTERN
            ),
            'courseware.views.views.submission_history',
            name='submission_history',
        ),
    )

if settings.FEATURES.get('CLASS_DASHBOARD'):
    urlpatterns += (
        url(r'^class_dashboard/', include('class_dashboard.urls')),
    )

if settings.DEBUG or settings.FEATURES.get('ENABLE_DJANGO_ADMIN_SITE'):
    ## Jasmine and admin
    urlpatterns += (url(r'^admin/', include(admin.site.urls)),)

if settings.FEATURES.get('AUTH_USE_OPENID'):
    urlpatterns += (
        url(r'^openid/login/$', 'django_openid_auth.views.login_begin', name='openid-login'),
        url(r'^openid/complete/$', 'external_auth.views.openid_login_complete', name='openid-complete'),
        url(r'^openid/logo.gif$', 'django_openid_auth.views.logo', name='openid-logo'),
    )

if settings.FEATURES.get('AUTH_USE_SHIB'):
    urlpatterns += (
        url(r'^shib-login/$', 'external_auth.views.shib_login', name='shib-login'),
    )

if settings.FEATURES.get('AUTH_USE_CAS'):
    urlpatterns += (
        url(r'^cas-auth/login/$', 'external_auth.views.cas_login', name="cas-login"),
        url(r'^cas-auth/logout/$', 'django_cas.views.logout', {'next_page': '/'}, name="cas-logout"),
    )

if settings.FEATURES.get('RESTRICT_ENROLL_BY_REG_METHOD'):
    urlpatterns += (
        url(r'^course_specific_login/{}/$'.format(settings.COURSE_ID_PATTERN),
            'external_auth.views.course_specific_login', name='course-specific-login'),
        url(r'^course_specific_register/{}/$'.format(settings.COURSE_ID_PATTERN),
            'external_auth.views.course_specific_register', name='course-specific-register'),

    )

# Shopping cart
urlpatterns += (
    url(r'^shoppingcart/', include('shoppingcart.urls')),
    url(r'^commerce/', include('commerce.urls', namespace='commerce')),
)

# Embargo
if settings.FEATURES.get('EMBARGO'):
    urlpatterns += (
        url(r'^embargo/', include('embargo.urls')),
    )

# Survey Djangoapp
urlpatterns += (
    url(r'^survey/', include('survey.urls')),
)

if settings.FEATURES.get('AUTH_USE_OPENID_PROVIDER'):
    urlpatterns += (
        url(r'^openid/provider/login/$', 'external_auth.views.provider_login', name='openid-provider-login'),
        url(
            r'^openid/provider/login/(?:.+)$',
            'external_auth.views.provider_identity',
            name='openid-provider-login-identity'
        ),
        url(r'^openid/provider/identity/$', 'external_auth.views.provider_identity', name='openid-provider-identity'),
        url(r'^openid/provider/xrds/$', 'external_auth.views.provider_xrds', name='openid-provider-xrds')
    )

if settings.FEATURES.get('ENABLE_OAUTH2_PROVIDER'):
    urlpatterns += (
        # These URLs dispatch to django-oauth-toolkit or django-oauth2-provider as appropriate.
        # Developers should use these routes, to maintain compatibility for existing client code
        url(r'^oauth2/', include('lms.djangoapps.oauth_dispatch.urls')),
        # These URLs contain the django-oauth2-provider default behavior.  It exists to provide
        # URLs for django-oauth2-provider to call using reverse() with the oauth2 namespace, and
        # also to maintain support for views that have not yet been wrapped in dispatch views.
        url(r'^oauth2/', include('edx_oauth2_provider.urls', namespace='oauth2')),
        # The /_o/ prefix exists to provide a target for code in django-oauth-toolkit that
        # uses reverse() with the 'oauth2_provider' namespace.  Developers should not access these
        # views directly, but should rather use the wrapped views at /oauth2/
        url(r'^_o/', include('oauth2_provider.urls', namespace='oauth2_provider')),
    )

if settings.FEATURES.get('ENABLE_LMS_MIGRATION'):
    urlpatterns += (
        url(r'^migrate/modules$', 'lms_migration.migrate.manage_modulestores'),
        url(r'^migrate/reload/(?P<reload_dir>[^/]+)$', 'lms_migration.migrate.manage_modulestores'),
        url(
            r'^migrate/reload/(?P<reload_dir>[^/]+)/(?P<commit_id>[^/]+)$',
            'lms_migration.migrate.manage_modulestores'
        ),
        url(r'^gitreload$', 'lms_migration.migrate.gitreload'),
        url(r'^gitreload/(?P<reload_dir>[^/]+)$', 'lms_migration.migrate.gitreload'),
    )

if settings.FEATURES.get('ENABLE_SQL_TRACKING_LOGS'):
    urlpatterns += (
        url(r'^event_logs$', 'track.views.view_tracking_log'),
        url(r'^event_logs/(?P<args>.+)$', 'track.views.view_tracking_log'),
    )

if settings.FEATURES.get('ENABLE_SERVICE_STATUS'):
    urlpatterns += (
        url(r'^status/', include('service_status.urls')),
    )

if settings.FEATURES.get('ENABLE_INSTRUCTOR_BACKGROUND_TASKS'):
    urlpatterns += (
        url(
            r'^instructor_task_status/$',
            'instructor_task.views.instructor_task_status',
            name='instructor_task_status'
        ),
    )

if settings.FEATURES.get('RUN_AS_ANALYTICS_SERVER_ENABLED'):
    urlpatterns += (
        url(r'^edinsights_service/', include('edinsights.core.urls')),
    )

if settings.FEATURES.get('ENABLE_DEBUG_RUN_PYTHON'):
    urlpatterns += (
        url(r'^debug/run_python$', 'debug.views.run_python'),
    )

urlpatterns += (
    url(r'^debug/show_parameters$', 'debug.views.show_parameters'),
)

# enable automatic login
if settings.FEATURES.get('AUTOMATIC_AUTH_FOR_TESTING'):
    urlpatterns += (
        url(r'^auto_auth$', 'student.views.auto_auth'),
    )

# Third-party auth.
if settings.FEATURES.get('ENABLE_THIRD_PARTY_AUTH'):
    urlpatterns += (
        url(r'', include('third_party_auth.urls')),
        url(r'api/third_party_auth/', include('third_party_auth.api.urls')),
        # NOTE: The following login_oauth_token endpoint is DEPRECATED.
        # Please use the exchange_access_token endpoint instead.
        url(r'^login_oauth_token/(?P<backend>[^/]+)/$', 'student.views.login_oauth_token'),
    )

# OAuth token exchange
if settings.FEATURES.get('ENABLE_OAUTH2_PROVIDER'):
    urlpatterns += (
        url(
            r'^oauth2/login/$',
            auth_exchange.views.LoginWithAccessTokenView.as_view(),
            name="login_with_access_token"
        ),
    )

# Certificates
urlpatterns += (
    url(r'^certificates/', include('certificates.urls', app_name="certificates", namespace="certificates")),

    # Backwards compatibility with XQueue, which uses URLs that are not prefixed with /certificates/
    url(r'^update_certificate$', 'certificates.views.update_certificate'),
    url(r'^update_example_certificate$', 'certificates.views.update_example_certificate'),
    url(r'^request_certificate$', 'certificates.views.request_certificate'),

    # REST APIs
    url(r'^api/certificates/',
        include('lms.djangoapps.certificates.apis.urls', namespace='certificates_api')),
)

# XDomain proxy
urlpatterns += (
    url(r'^xdomain_proxy.html$', 'cors_csrf.views.xdomain_proxy', name='xdomain_proxy'),
)

# Custom courses on edX (CCX) URLs
if settings.FEATURES["CUSTOM_COURSES_EDX"]:
    urlpatterns += (
        url(r'^courses/{}/'.format(settings.COURSE_ID_PATTERN),
            include('ccx.urls')),
        url(r'^api/ccx/', include('lms.djangoapps.ccx.api.urls', namespace='ccx_api')),
    )

# Access to courseware as an LTI provider
if settings.FEATURES.get("ENABLE_LTI_PROVIDER"):
    urlpatterns += (
        url(r'^lti_provider/', include('lti_provider.urls')),
    )

urlpatterns += (
    url(r'config/self_paced', ConfigurationModelCurrentAPIView.as_view(model=SelfPacedConfiguration)),
    url(r'config/programs', ConfigurationModelCurrentAPIView.as_view(model=ProgramsApiConfig)),
    url(r'config/catalog', ConfigurationModelCurrentAPIView.as_view(model=CatalogIntegration)),
)

urlpatterns = patterns(*urlpatterns)

if settings.DEBUG:
    urlpatterns += static(settings.STATIC_URL, document_root=settings.STATIC_ROOT)
    urlpatterns += static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT)
    urlpatterns += static(
        settings.PROFILE_IMAGE_BACKEND['options']['base_url'],
        document_root=settings.PROFILE_IMAGE_BACKEND['options']['location']
    )

urlpatterns += url(r'^template/(?P<template>.+)$', 'openedx.core.djangoapps.debug.views.show_reference_template'),

if 'debug_toolbar' in settings.INSTALLED_APPS:
    import debug_toolbar
    urlpatterns += (
        url(r'^__debug__/', include(debug_toolbar.urls)),
    )

# Custom error pages
handler404 = 'static_template_view.views.render_404'
handler500 = 'static_template_view.views.render_500'

# display error page templates, for testing purposes
urlpatterns += (
    url(r'^404$', handler404),
    url(r'^500$', handler500),
)

# include into our URL patterns the HTTP REST API that comes with edx-proctoring.
urlpatterns += (
    url(r'^api/', include('edx_proctoring.urls')),
)

if settings.FEATURES.get('ENABLE_FINANCIAL_ASSISTANCE_FORM'):
    urlpatterns += (
        url(
            r'^financial-assistance/$',
            'courseware.views.views.financial_assistance',
            name='financial_assistance'
        ),
        url(
            r'^financial-assistance/apply/$',
            'courseware.views.views.financial_assistance_form',
            name='financial_assistance_form'
        ),
        url(
            r'^financial-assistance/submit/$',
            'courseware.views.views.financial_assistance_request',
            name='submit_financial_assistance_request'
        )
    )