Python shortcuts.render_to_response函数代码示例

def activate_account(request, key):
    ''' When link in activation e-mail is clicked
    '''
    r = Registration.objects.filter(activation_key=key)
    if len(r) == 1:
        user_logged_in = request.user.is_authenticated()
        already_active = True
        if not r[0].user.is_active:
            r[0].activate()
            already_active = False

        #Enroll student in any pending courses he/she may have if auto_enroll flag is set
        student = User.objects.filter(id=r[0].user_id)
        if student:
            ceas = CourseEnrollmentAllowed.objects.filter(email=student[0].email)
            for cea in ceas:
                if cea.auto_enroll:
                    course_id = cea.course_id
                    enrollment, created = CourseEnrollment.objects.get_or_create(user_id=student[0].id, course_id=course_id)

        resp = render_to_response("registration/activation_complete.html", {'user_logged_in': user_logged_in, 'already_active': already_active})
        return resp
    if len(r) == 0:
        return render_to_response("registration/activation_invalid.html", {'csrf': csrf(request)['csrf_token']})
    return HttpResponse("Unknown error. Please e-mail us to let us know how it happened.")

def mktg_course_about(request, course_id):
    """
    This is the button that gets put into an iframe on the Drupal site
    """

    try:
        course = get_course_with_access(request.user, course_id, 'see_exists')
    except (ValueError, Http404) as e:
        # if a course does not exist yet, display a coming
        # soon button
        return render_to_response('courseware/mktg_coming_soon.html',
                                  {'course_id': course_id})

    registered = registered_for_course(course, request.user)

    if has_access(request.user, course, 'load'):
        course_target = reverse('info', args=[course.id])
    else:
        course_target = reverse('about_course', args=[course.id])

    allow_registration = has_access(request.user, course, 'enroll')

    show_courseware_link = (has_access(request.user, course, 'load') or
                            settings.MITX_FEATURES.get('ENABLE_LMS_MIGRATION'))
    course_modes = CourseMode.modes_for_course(course.id)

    return render_to_response('courseware/mktg_course_about.html',
                              {
                                  'course': course,
                                  'registered': registered,
                                  'allow_registration': allow_registration,
                                  'course_target': course_target,
                                  'show_courseware_link': show_courseware_link,
                                  'course_modes': course_modes,
                              })

def confirm_email_change(request, key):
    ''' User requested a new e-mail. This is called when the activation
    link is clicked. We confirm with the old e-mail, and update
    '''
    try:
        try:
            pec = PendingEmailChange.objects.get(activation_key=key)
        except PendingEmailChange.DoesNotExist:
            transaction.rollback()
            return render_to_response("invalid_email_key.html", {})

        user = pec.user
        address_context = {
            'old_email': user.email,
            'new_email': pec.new_email
        }

        if len(User.objects.filter(email=pec.new_email)) != 0:
            transaction.rollback()
            return render_to_response("email_exists.html", {})

        subject = render_to_string('emails/email_change_subject.txt', address_context)
        subject = ''.join(subject.splitlines())
        message = render_to_string('emails/confirm_email_change.txt', address_context)
        up = UserProfile.objects.get(user=user)
        meta = up.get_meta()
        if 'old_emails' not in meta:
            meta['old_emails'] = []
        meta['old_emails'].append([user.email, datetime.datetime.now().isoformat()])
        up.set_meta(meta)
        up.save()
        # Send it to the old email...
        try:
            user.email_user(subject, message, settings.DEFAULT_FROM_EMAIL)
        except Exception:
            transaction.rollback()
            log.warning('Unable to send confirmation email to old address', exc_info=True)
            return render_to_response("email_change_failed.html", {'email': user.email})

        user.email = pec.new_email
        user.save()
        pec.delete()
        # And send it to the new email...
        try:
            user.email_user(subject, message, settings.DEFAULT_FROM_EMAIL)
        except Exception:
            transaction.rollback()
            log.warning('Unable to send confirmation email to new address', exc_info=True)
            return render_to_response("email_change_failed.html", {'email': pec.new_email})

        transaction.commit()
        return render_to_response("email_change_successful.html", address_context)
    except Exception:
        # If we get an unexpected exception, be sure to rollback the transaction
        transaction.rollback()
        raise

def activate_account(request, key):
    ''' When link in activation e-mail is clicked
    '''
    r = Registration.objects.filter(activation_key=key)
    if len(r) == 1:
        user_logged_in = request.user.is_authenticated()
        already_active = True
        if not r[0].user.is_active:
            r[0].activate()
            already_active = False
        resp = render_to_response("registration/activation_complete.html", {'user_logged_in': user_logged_in, 'already_active': already_active})
        return resp
    if len(r) == 0:
        return render_to_response("registration/activation_invalid.html", {'csrf': csrf(request)['csrf_token']})
    return HttpResponse("Unknown error. Please e-mail us to let us know how it happened.")

def index(request):
    # courses = get_courses(request.user, request.META.get('HTTP_HOST'))
    # courses = sorted(courses, key=lambda course: course.display_name.lower())

    courses = get_courses_drop(request.user.profile.district.state.name, request.user.profile.district.code)
    
    return render_to_response('administration/pepreg.html', {"courses": courses})

def static_tab(request, course_id, tab_slug):
    """
    Display the courses tab with the given name.

    Assumes the course_id is in a valid format.
    """
    course = get_course_with_access(request.user, course_id, 'load')

    tab = tabs.get_static_tab_by_slug(course, tab_slug)
    if tab is None:
        raise Http404

    contents = tabs.get_static_tab_contents(
        request,
        course,
        tab
    )
    if contents is None:
        raise Http404

    staff_access = has_access(request.user, course, 'staff')
    return render_to_response('courseware/static_tab.html',
                              {'course': course,
                               'tab': tab,
                               'tab_contents': contents,
                               'staff_access': staff_access, })

def edit_tabs(request, org, course, coursename):
    location = ['i4x', org, course, 'course', coursename]
    store = get_modulestore(location)
    course_item = store.get_item(location)

    # check that logged in user has permissions to this item
    if not has_access(request.user, location):
        raise PermissionDenied()

    # see tabs have been uninitialized (e.g. supporing courses created before tab support in studio)
    if course_item.tabs is None or len(course_item.tabs) == 0:
        initialize_course_tabs(course_item)

    # first get all static tabs from the tabs list
    # we do this because this is also the order in which items are displayed in the LMS
    static_tabs_refs = [t for t in course_item.tabs if t['type'] == 'static_tab']

    static_tabs = []
    for static_tab_ref in static_tabs_refs:
        static_tab_loc = Location(location)._replace(category='static_tab', name=static_tab_ref['url_slug'])
        static_tabs.append(modulestore('direct').get_item(static_tab_loc))

    components = [
        static_tab.location.url()
        for static_tab
        in static_tabs
    ]

    return render_to_response('edit-tabs.html', {
        'context_course': course_item,
        'components': components
    })

def course_index(request, course_id, branch, version_guid, block):
    """
    Display an editable course overview.

    org, course, name: Attributes of the Location for the item to edit
    """
    location = BlockUsageLocator(course_id=course_id, branch=branch, version_guid=version_guid, usage_id=block)
    # TODO: when converting to split backend, if location does not have a usage_id,
    # we'll need to get the course's root block_id
    if not has_access(request.user, location):
        raise PermissionDenied()


    old_location = loc_mapper().translate_locator_to_location(location)

    lms_link = get_lms_link_for_item(old_location)

    course = modulestore().get_item(old_location, depth=3)
    sections = course.get_children()

    return render_to_response('overview.html', {
        'context_course': course,
        'lms_link': lms_link,
        'sections': sections,
        'course_graders': json.dumps(
            CourseGradingModel.fetch(course.location).graders
        ),
        'parent_location': course.location,
        'new_section_category': 'chapter',
        'new_subsection_category': 'sequential',
        'new_unit_category': 'vertical',
        'category': 'vertical'
    })

def instructor_dashboard_2(request, course_id):
    """ Display the instructor dashboard for a course. """

    course = get_course_by_id(course_id, depth=None)

    access = {
        'admin': request.user.is_staff,
        'instructor': has_access(request.user, course, 'instructor'),
        'staff': has_access(request.user, course, 'staff'),
        'forum_admin': has_forum_access(
            request.user, course_id, FORUM_ROLE_ADMINISTRATOR
        ),
    }

    if not access['staff']:
        raise Http404()

    sections = [
        _section_course_info(course_id, access),
        _section_membership(course_id, access),
        _section_student_admin(course_id, access),
        _section_data_download(course_id),
        _section_analytics(course_id),
    ]

    context = {
        'course': course,
        'old_dashboard_url': reverse('instructor_dashboard', kwargs={'course_id': course_id}),
        'sections': sections,
    }

    return render_to_response('instructor/instructor_dashboard_2/instructor_dashboard_2.html', context)

def get_course_settings(request, org, course, name):
    """
    Send models and views as well as html for editing the course settings to
    the client.

    org, course, name: Attributes of the Location for the item to edit
    """
    location = get_location_and_verify_access(request, org, course, name)

    course_module = modulestore().get_item(location)

    return render_to_response('settings.html', {
        'context_course': course_module,
        'course_location': location,
        'details_url': reverse(course_settings_updates,
                               kwargs={"org": org,
                                       "course": course,
                                       "name": name,
                                       "section": "details"}),

        'about_page_editable': not settings.MITX_FEATURES.get(
            'ENABLE_MKTG_SITE', False
        ),
        'upload_asset_url': reverse('upload_asset', kwargs={
            'org': org,
            'course': course,
            'coursename': name,
        })
    })

def total_course_enrollment(fs, mongodb,params):
    data = total_course_enrollment_query(fs, mongodb, params)
    course_enrollment_unis = []
    course_enrollment_courses = { }
    course_enrollment_terms = { };
    course_enrollment_courses_by_term = { };
    course_enrollment_terms_by_course = { };
    for i in range(0, len(data['course_id'])):
        mch = re.search('^(.*?)\/(.*?)\/(.*?)$', data['course_id'][i])
        uni = mch.group(1)
        course = mch.group(2)
        term = mch.group(3)
        if not uni in course_enrollment_unis:
            course_enrollment_unis.append(uni)
            course_enrollment_courses[uni] = []
            course_enrollment_terms[uni] = []
            course_enrollment_courses_by_term[uni] = { }
            course_enrollment_terms_by_course[uni] = { }
        if not course in course_enrollment_courses[uni]:
            course_enrollment_courses[uni].append(course)
            if not term in course_enrollment_terms[uni]:
                course_enrollment_terms[uni].append(term)
                if not term in course_enrollment_courses_by_term[uni]:
                    course_enrollment_courses_by_term[uni][term] = {}
                    course_enrollment_courses_by_term[uni][term][course] = data['students'][i]
                if not course in course_enrollment_terms_by_course[uni]:
                    course_enrollment_terms_by_course[uni][course] = {}
                    course_enrollment_terms_by_course[uni][course][term] = data['students'][i]
                  
    return render_to_response('user_stats_course_enrollment.html', { 'unis': course_enrollment_unis, 'courses': course_enrollment_courses, 'terms': course_enrollment_terms, 'courses_by_term': course_enrollment_courses_by_term, 'terms_by_course': course_enrollment_terms_by_course })

def index(request):
    """
    List all courses available to the logged in user
    """
    courses = modulestore('direct').get_items(['i4x', None, None, 'course', None])

    # filter out courses that we don't have access too
    def course_filter(course):
        return (has_access(request.user, course.location)
                # TODO remove this condition when templates purged from db
                and course.location.course != 'templates'
                and course.location.org != ''
                and course.location.course != ''
                and course.location.name != '')
    courses = filter(course_filter, courses)

    return render_to_response('index.html', {
        'courses': [(course.display_name,
                    get_url_reverse('CourseOutline', course),
                    get_lms_link_for_item(course.location, course_id=course.location.course_id))
                    for course in courses],
        'user': request.user,
        'request_course_creator_url': reverse('request_course_creator'),
        'course_creator_status': _get_course_creator_status(request.user),
        'csrf': csrf(request)['csrf_token']
    })

def edit_tabs(request, org, course, coursename):
    location = ["i4x", org, course, "course", coursename]
    course_item = modulestore().get_item(location)

    # check that logged in user has permissions to this item
    if not has_access(request.user, location):
        raise PermissionDenied()

    # see tabs have been uninitialized (e.g. supporing courses created before tab support in studio)
    if course_item.tabs is None or len(course_item.tabs) == 0:
        initialize_course_tabs(course_item)

    # first get all static tabs from the tabs list
    # we do this because this is also the order in which items are displayed in the LMS
    static_tabs_refs = [t for t in course_item.tabs if t["type"] == "static_tab"]

    static_tabs = []
    for static_tab_ref in static_tabs_refs:
        static_tab_loc = Location(location)._replace(category="static_tab", name=static_tab_ref["url_slug"])
        static_tabs.append(modulestore("direct").get_item(static_tab_loc))

    components = [static_tab.location.url() for static_tab in static_tabs]

    return render_to_response(
        "edit-tabs.html", {"active_tab": "pages", "context_course": course_item, "components": components}
    )

def static_pages(request, org, course, coursename):

    location = get_location_and_verify_access(request, org, course, coursename)

    course = modulestore().get_item(location)

    return render_to_response("static-pages.html", {"active_tab": "pages", "context_course": course})

def edit_subsection(request, location):
    # check that we have permissions to edit this item
    course = get_course_for_item(location)
    if not has_access(request.user, course.location):
        raise PermissionDenied()

    item = modulestore().get_item(location, depth=1)

    lms_link = get_lms_link_for_item(
        location, course_id=course.location.course_id)
    preview_link = get_lms_link_for_item(
        location, course_id=course.location.course_id, preview=True)

    # make sure that location references a 'sequential', otherwise return
    # BadRequest
    if item.location.category != 'sequential':
        return HttpResponseBadRequest()

    parent_locs = modulestore().get_parent_locations(location, None)

    # we're for now assuming a single parent
    if len(parent_locs) != 1:
        logging.error(
            'Multiple (or none) parents have been found for {0}'.format(location))

    # this should blow up if we don't find any parents, which would be
    # erroneous
    parent = modulestore().get_item(parent_locs[0])

    # remove all metadata from the generic dictionary that is presented in a
    # more normalized UI

    policy_metadata = dict(
        (field.name, field.read_from(item))
        for field
        in item.fields
        if field.name not in ['display_name', 'start', 'due', 'format'] and field.scope == Scope.settings
    )

    can_view_live = False
    subsection_units = item.get_children()
    for unit in subsection_units:
        state = compute_unit_state(unit)
        if state == UnitState.public or state == UnitState.draft:
            can_view_live = True
            break

    return render_to_response('edit_subsection.html',
                              {'subsection': item,
                               'context_course': course,
                               'create_new_unit_template': Location('i4x', 'edx', 'templates', 'vertical', 'Empty'),
                               'lms_link': lms_link,
                               'preview_link': preview_link,
                               'course_graders': json.dumps(CourseGradingModel.fetch(course.location).graders),
                               'parent_location': course.location,
                               'parent_item': parent,
                               'policy_metadata': policy_metadata,
                               'subsection_units': subsection_units,
                               'can_view_live': can_view_live
                               })