コード例 #1
0
 def clean(self):
     valid_newsletters = utils.get_newsletters()
     for newsletter in self.newsletters:
         if newsletter not in valid_newsletters:
             msg = _("%s is not a valid newsletter") % newsletter
             raise ValidationError(msg)
     return super(ManageSubscriptionsForm, self).clean()
コード例 #2
0
def newsletter_title(newsletter):
    """Given a newsletter's key, return its title if we can,
    otherwise return the key
    """
    newsletters = utils.get_newsletters()
    if newsletter in newsletters and 'title' in newsletters[newsletter]:
        return newsletters[newsletter]['title']
    return newsletter
コード例 #3
0
ファイル: test_misc.py プロジェクト: 6a68/bedrock
 def test_get_newsletters_fallback(self, mock_basket_get_newsletters):
     # if get_newsletters() cannot reach basket, it returns the
     # newsletters from settings
     mock_basket_get_newsletters.side_effect = BasketException
     default_value = mock.Mock()
     with override_settings(DEFAULT_NEWSLETTERS=default_value):
         return_value = get_newsletters()
     self.assertEqual(default_value, return_value)
コード例 #4
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ファイル: test_misc.py プロジェクト: darkwing/bedrock
 def test_get_newsletters_fallback(self, mock_basket_get_newsletters):
     # if get_newsletters() cannot reach basket, it returns the
     # newsletters from settings
     mock_basket_get_newsletters.side_effect = BasketException
     default_value = mock.Mock()
     with override_settings(DEFAULT_NEWSLETTERS=default_value):
         return_value = get_newsletters()
     self.assertEqual(default_value, return_value)
コード例 #5
0
 def clean(self):
     valid_newsletters = utils.get_newsletters()
     for newsletter in self.newsletters:
         if newsletter not in valid_newsletters:
             msg = ftl('newsletters-is-not-a-valid-newsletter',
                       newsletter=newsletter,
                       ftl_files=['mozorg/newsletters'])
             raise ValidationError(msg)
     return super(ManageSubscriptionsForm, self).clean()
コード例 #6
0
 def clean(self):
     valid_newsletters = utils.get_newsletters()
     for newsletter in self.newsletters:
         if newsletter not in valid_newsletters:
             msg = ftl("newsletters-is-not-a-valid-newsletter",
                       newsletter=newsletter,
                       ftl_files=["mozorg/newsletters"])
             raise ValidationError(msg)
     return super().clean()
コード例 #7
0
ファイル: test_misc.py プロジェクト: LeongWei/bedrock
 def test_get_newsletters_fallback(self, mock_basket_get_newsletters, mock_glbnd):
     # if get_newsletters() cannot reach basket, it returns the
     # newsletters from cached json
     mock_basket_get_newsletters.side_effect = BasketException(
         'network error',
         code=errors.BASKET_NETWORK_FAILURE,
     )
     return_value = utils.get_newsletters()
     self.assertEqual(mock_glbnd.return_value, return_value)
コード例 #8
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ファイル: test_misc.py プロジェクト: Korcia/bedrock
    def test_simple_get(self):
        # get_newsletters returns whatever it gets back from basket without
        # changing it at all.

        # Create a silly data structure to pass around
        test_val = {'foo': [1, 2, 3], 'bar': {'baz': 27}}
        with mock.patch('basket.get_newsletters') as basket_get:
            basket_get.return_value = test_val
            result = get_newsletters()
        self.assertEqual(test_val, result)
コード例 #9
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ファイル: test_misc.py プロジェクト: zulqarnain4/bedrock
 def test_get_newsletters_fallback(self, mock_basket_get_newsletters,
                                   mock_glbnd):
     # if get_newsletters() cannot reach basket, it returns the
     # newsletters from cached json
     mock_basket_get_newsletters.side_effect = BasketException(
         'network error',
         code=errors.BASKET_NETWORK_FAILURE,
     )
     return_value = utils.get_newsletters()
     self.assertEqual(mock_glbnd.return_value, return_value)
コード例 #10
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ファイル: test_misc.py プロジェクト: zulqarnain4/bedrock
    def test_simple_get(self):
        # get_newsletters returns whatever it gets back from basket without
        # changing it at all.

        # Create a silly data structure to pass around
        test_val = {'foo': {'zoo': 'zebra'}, 'bar': {'baz': 27}}
        with mock.patch('basket.get_newsletters') as basket_get:
            basket_get.return_value = test_val
            result = utils.get_newsletters()
        self.assertEqual(test_val, result)
コード例 #11
0
 def clean_newsletter(self):
     # We didn't want to have to look up the list of valid newsletters
     # until we actually had a form submitted
     newsletter = self.cleaned_data.get('newsletter', None)
     if newsletter:
         newsletters = newsletter.replace(' ', '').split(',')
         valid_newsletters = utils.get_newsletters().keys()
         for nl in newsletters:
             if nl not in valid_newsletters:
                 raise ValidationError("%s is not a valid newsletter" % nl)
         return ','.join(newsletters)
コード例 #12
0
ファイル: forms.py プロジェクト: gobelinus/bedrock
 def clean_newsletter(self):
     # We didn't want to have to look up the list of valid newsletters
     # until we actually had a form submitted
     newsletter = self.cleaned_data.get('newsletter', None)
     if newsletter:
         newsletters = newsletter.replace(' ', '').split(',')
         valid_newsletters = utils.get_newsletters().keys()
         for nl in newsletters:
             if nl not in valid_newsletters:
                 raise ValidationError("%s is not a valid newsletter" % nl)
         return ','.join(newsletters)
コード例 #13
0
def existing(request, token=None):
    """Manage subscriptions.  If token is provided, user can manage their
    existing subscriptions, to subscribe, unsubscribe, change email or
    language preferences, etc.  If no token is provided, user can
    fill in their email and language preferences and sign up for
    newsletters.

    @param HTTPRequest request: Django request object
    @param string token: A UUID that identifies this user to the backend. It's
    sent to users in each newsletter as part of a link to this page, so they
    can manage their subscriptions without needing an account somewhere with
    userid & password.
    """
    locale = l10n_utils.get_locale(request)

    if not token:
        return redirect(reverse('newsletter.recovery'))

    if not UUID_REGEX.match(token):
        # Bad token
        messages.add_message(request, messages.ERROR, bad_token)
        # Redirect to the recovery page
        return redirect(reverse('newsletter.recovery'))

    if waffle.switch('newsletter-maintenance-mode'):
        return l10n_utils.render(request, 'newsletter/existing.html')

    unsub_parm = None

    # Example user:
    #
    # {u'lang': u'en',
    #  u'format': u'H',
    #  u'country': u'us',
    #  u'newsletters': [u'firefox-tips', u'mobile'],
    #  u'created-date': u'1/30/2013 12:46:05 PM',
    #  u'token': u'some-uuid',
    #  u'email': u'*****@*****.**'
    # }

    has_fxa = 'fxa' in request.GET
    user = None
    if token:
        try:
            # ask for fxa status if not passed in the URL
            params = None if has_fxa else {'fxa': 1}
            user = basket.request('get', 'user', token=token, params=params)
        except basket.BasketNetworkException:
            # Something wrong with basket backend, no point in continuing,
            # we'd probably fail to subscribe them anyway.
            log.exception("Basket timeout")
            messages.add_message(request, messages.ERROR, general_error)
            return l10n_utils.render(request, 'newsletter/existing.html')
        except basket.BasketException as e:
            log.exception("FAILED to get user from token (%s)", e.desc)

    if not user:
        # Bad or no token
        messages.add_message(request, messages.ERROR, bad_token)
        # Redirect to the recovery page
        return redirect(reverse('newsletter.recovery'))

    # if `has_fxa` not returned from basket, set it from the URL
    user.setdefault('has_fxa', has_fxa)
    # Get the newsletter data - it's a dictionary of dictionaries
    newsletter_data = utils.get_newsletters()

    # Figure out which newsletters to display, and whether to show them
    # as already subscribed.
    initial = []
    for newsletter, data in newsletter_data.items():
        # Only show a newsletter if it has ['active'] == True and
        # ['show'] == True or the user is already subscribed
        if not data.get('active', False):
            continue

        if (data.get('show', False) or newsletter in user['newsletters']
                or (user['has_fxa'] and newsletter in settings.FXA_NEWSLETTERS
                    and any(
                        locale.startswith(l)
                        for l in settings.FXA_NEWSLETTERS_LOCALES))):
            langs = data['languages']
            nstrings = NEWSLETTER_STRINGS.get(newsletter)
            if nstrings:
                if newsletter == 'firefox-accounts-journey' and locale.startswith(
                        'en'):
                    # alternate english title
                    title = u'Firefox Account Tips'
                else:
                    title = nstrings['title']
                description = nstrings.get('description', u'')
            else:
                # Firefox Marketplace for Desktop/Android/Firefox OS should be
                # shorten in the titles
                title = _(data['title'].replace('Firefox Marketplace for ',
                                                ''))
                description = _(data['description'])

            form_data = {
                'title': Markup(title),
                'subscribed_radio': newsletter in user['newsletters'],
                'subscribed_check': newsletter in user['newsletters'],
                'newsletter': newsletter,
                'description': Markup(description),
                'english_only': len(langs) == 1 and langs[0].startswith('en'),
                'indented': data.get('indent', False),
            }
            if 'order' in data:
                form_data['order'] = data['order']
            initial.append(form_data)

    # Sort by 'order' field if we were given it; otherwise, by title
    if initial:
        keyfield = 'order' if 'order' in initial[0] else 'title'
        initial.sort(key=itemgetter(keyfield))

    NewsletterFormSet = formset_factory(NewsletterForm,
                                        extra=0,
                                        max_num=len(initial))

    if request.method == 'POST':
        form_kwargs = {}

        # Temporary form so we can see if they checked 'remove_all'.  If
        # they did, no point in validating the newsletters formset and it would
        # look dumb to complain about it.
        form = ManageSubscriptionsForm(locale, data=request.POST, initial=user)
        remove_all = form.is_valid() and form.cleaned_data['remove_all']

        formset_is_valid = False

        if remove_all:
            # We don't care about the newsletter formset
            formset_is_valid = True
            # Make an initialized one in case we fall through to the bottom
            formset = NewsletterFormSet(initial=initial)
        else:
            # We do need to validate the newsletter formset
            formset = NewsletterFormSet(request.POST, initial=initial)
            # Set `newsletters` to the list of newsletters they want.
            # After this, we don't need the formset anymore.
            newsletters = None
            if formset.is_valid():
                formset_is_valid = True
                # What newsletters do they say they want to be subscribed to?
                newsletters = set([
                    subform.cleaned_data['newsletter'] for subform in formset
                    if (subform.cleaned_data['subscribed_radio']
                        or subform.cleaned_data['subscribed_check'])
                ])
                form_kwargs['newsletters'] = newsletters

        form = ManageSubscriptionsForm(locale,
                                       data=request.POST,
                                       initial=user,
                                       **form_kwargs)

        if formset_is_valid and form.is_valid():

            data = form.cleaned_data

            # Update their format and locale information, if it has changed.
            # Also pass their updated list of newsletters they want to be
            # subscribed to, for basket to implement.
            kwargs = {}
            if settings.BASKET_API_KEY:
                kwargs['api_key'] = settings.BASKET_API_KEY
            for k in ['lang', 'format', 'country']:
                if user[k] != data[k]:
                    kwargs[k] = data[k]
            if not remove_all:
                kwargs['newsletters'] = ",".join(newsletters)
            if kwargs:
                # always send lang so basket doesn't try to guess
                kwargs['lang'] = data['lang']
                try:
                    basket.update_user(token, **kwargs)
                except basket.BasketException:
                    log.exception("Error updating user in basket")
                    messages.add_message(request, messages.ERROR,
                                         general_error)
                    return l10n_utils.render(request,
                                             'newsletter/existing.html')

            # If they chose to remove all, tell basket that they've opted out
            if remove_all:
                try:
                    basket.unsubscribe(token, user['email'], optout=True)
                except (basket.BasketException, requests.Timeout):
                    log.exception("Error updating subscriptions in basket")
                    messages.add_message(request, messages.ERROR,
                                         general_error)
                    return l10n_utils.render(request,
                                             'newsletter/existing.html')
                # We need to pass their token to the next view
                url = reverse('newsletter.updated') \
                    + "?unsub=%s&token=%s" % (UNSUB_UNSUBSCRIBED_ALL, token)
                return redirect(url)

            # We're going to redirect, so the only way to tell the next
            # view that we should display the welcome message in the
            # template is to modify the URL
            url = reverse('newsletter.updated')
            if unsub_parm:
                url += "?unsub=%s" % unsub_parm
            return redirect(url)

        # FALL THROUGH so page displays errors
    else:
        form = ManageSubscriptionsForm(locale, initial=user)
        formset = NewsletterFormSet(initial=initial)

    # For the template, we want a dictionary whose keys are language codes
    # and each value is the list of newsletter keys that are available in
    # that language code.
    newsletter_languages = defaultdict(list)
    for newsletter, data in newsletter_data.items():
        for lang in data['languages']:
            newsletter_languages[lang].append(newsletter)
    newsletter_languages = mark_safe(json.dumps(newsletter_languages))

    # We also want a list of the newsletters the user is already subscribed to
    already_subscribed = mark_safe(json.dumps(user['newsletters']))

    context = {
        'did_confirm': request.GET.get('confirm', None) == '1',
        'form': form,
        'formset': formset,
        'newsletter_languages': newsletter_languages,
        'newsletters_subscribed': already_subscribed,
        'email': user['email'],
    }

    return l10n_utils.render(request, 'newsletter/existing.html', context)
コード例 #14
0
ファイル: views.py プロジェクト: LeongWei/bedrock
def existing(request, token=None):
    """Manage subscriptions.  If token is provided, user can manage their
    existing subscriptions, to subscribe, unsubscribe, change email or
    language preferences, etc.  If no token is provided, user can
    fill in their email and language preferences and sign up for
    newsletters.

    @param HTTPRequest request: Django request object
    @param string token: A UUID that identifies this user to the backend. It's
    sent to users in each newsletter as part of a link to this page, so they
    can manage their subscriptions without needing an account somewhere with
    userid & password.
    """
    locale = getattr(request, 'locale', 'en-US')

    if not token:
        return redirect(reverse('newsletter.recovery'))

    if not UUID_REGEX.match(token):
        # Bad token
        messages.add_message(request, messages.ERROR, bad_token)
        # Redirect to the recovery page
        return redirect(reverse('newsletter.recovery'))

    unsub_parm = None

    # Example user:
    #
    # {u'lang': u'en',
    #  u'format': u'H',
    #  u'country': u'us',
    #  u'newsletters': [u'firefox-tips', u'mobile'],
    #  u'created-date': u'1/30/2013 12:46:05 PM',
    #  u'token': u'some-uuid',
    #  u'email': u'*****@*****.**'
    # }

    user_exists = False
    if token:
        try:
            user = basket.user(token)
        except basket.BasketNetworkException:
            # Something wrong with basket backend, no point in continuing,
            # we'd probably fail to subscribe them anyway.
            log.exception("Basket timeout")
            messages.add_message(request, messages.ERROR, general_error)
            return l10n_utils.render(request, 'newsletter/existing.html')
        except basket.BasketException as e:
            log.exception("FAILED to get user from token (%s)", e.desc)
        else:
            user_exists = True

    if not user_exists:
        # Bad or no token
        messages.add_message(request, messages.ERROR, bad_token)
        # Redirect to the recovery page
        return redirect(reverse('newsletter.recovery'))

    # Get the newsletter data - it's a dictionary of dictionaries
    newsletter_data = utils.get_newsletters()

    # Figure out which newsletters to display, and whether to show them
    # as already subscribed.
    initial = []
    for newsletter, data in newsletter_data.iteritems():
        # Only show a newsletter if it has ['active'] == True and
        # ['show'] == True or the user is already subscribed
        if not data.get('active', False):
            continue
        if data.get('show', False) or newsletter in user['newsletters']:
            langs = data['languages']
            nstrings = NEWSLETTER_STRINGS.get(newsletter)
            if nstrings:
                title = nstrings['title']
                description = nstrings.get('description', u'')
            else:
                # Firefox Marketplace for Desktop/Android/Firefox OS should be
                # shorten in the titles
                title = _(data['title'].replace('Firefox Marketplace for ', ''))
                description = _(data['description'])

            form_data = {
                'title': Markup(title),
                'subscribed_radio': newsletter in user['newsletters'],
                'subscribed_check': newsletter in user['newsletters'],
                'newsletter': newsletter,
                'description': Markup(description),
                'english_only': len(langs) == 1 and langs[0].startswith('en'),
            }
            if 'order' in data:
                form_data['order'] = data['order']
            initial.append(form_data)

    # Sort by 'order' field if we were given it; otherwise, by title
    if initial:
        keyfield = 'order' if 'order' in initial[0] else 'title'
        initial.sort(key=itemgetter(keyfield))

    NewsletterFormSet = formset_factory(NewsletterForm, extra=0,
                                        max_num=len(initial))

    if request.method == 'POST':
        form_kwargs = {}

        # Temporary form so we can see if they checked 'remove_all'.  If
        # they did, no point in validating the newsletters formset and it would
        # look dumb to complain about it.
        form = ManageSubscriptionsForm(locale, data=request.POST, initial=user)
        remove_all = form.is_valid() and form.cleaned_data['remove_all']

        formset_is_valid = False

        if remove_all:
            # We don't care about the newsletter formset
            formset_is_valid = True
            # Make an initialized one in case we fall through to the bottom
            formset = NewsletterFormSet(initial=initial)
        else:
            # We do need to validate the newsletter formset
            formset = NewsletterFormSet(request.POST, initial=initial)
            # Set `newsletters` to the list of newsletters they want.
            # After this, we don't need the formset anymore.
            newsletters = None
            if formset.is_valid():
                formset_is_valid = True
                # What newsletters do they say they want to be subscribed to?
                newsletters = set([subform.cleaned_data['newsletter']
                                   for subform in formset
                                   if (subform.cleaned_data['subscribed_radio'] or
                                       subform.cleaned_data['subscribed_check'])])
                form_kwargs['newsletters'] = newsletters

        form = ManageSubscriptionsForm(locale, data=request.POST, initial=user,
                                       **form_kwargs)

        if formset_is_valid and form.is_valid():

            data = form.cleaned_data

            # Update their format and locale information, if it has changed.
            # Also pass their updated list of newsletters they want to be
            # subscribed to, for basket to implement.
            kwargs = {}
            for k in ['lang', 'format', 'country']:
                if user[k] != data[k]:
                    kwargs[k] = data[k]
            if not remove_all:
                kwargs['newsletters'] = ",".join(newsletters)
            if kwargs:
                try:
                    basket.update_user(token, **kwargs)
                except basket.BasketException:
                    log.exception("Error updating user in basket")
                    messages.add_message(
                        request, messages.ERROR, general_error
                    )
                    return l10n_utils.render(request,
                                             'newsletter/existing.html')

            # If they chose to remove all, tell basket that they've opted out
            if remove_all:
                try:
                    basket.unsubscribe(token, user['email'], optout=True)
                except (basket.BasketException, requests.Timeout):
                    log.exception("Error updating subscriptions in basket")
                    messages.add_message(
                        request, messages.ERROR, general_error
                    )
                    return l10n_utils.render(request,
                                             'newsletter/existing.html')
                # We need to pass their token to the next view
                url = reverse('newsletter.updated') \
                    + "?unsub=%s&token=%s" % (UNSUB_UNSUBSCRIBED_ALL, token)
                return redirect(url)

            # We're going to redirect, so the only way to tell the next
            # view that we should display the welcome message in the
            # template is to modify the URL
            url = reverse('newsletter.updated')
            if unsub_parm:
                url += "?unsub=%s" % unsub_parm
            return redirect(url)

        # FALL THROUGH so page displays errors
    else:
        form = ManageSubscriptionsForm(
            locale, initial=user
        )
        formset = NewsletterFormSet(initial=initial)

    # For the template, we want a dictionary whose keys are language codes
    # and each value is the list of newsletter keys that are available in
    # that language code.
    newsletter_languages = defaultdict(list)
    for newsletter, data in newsletter_data.iteritems():
        for lang in data['languages']:
            newsletter_languages[lang].append(newsletter)
    newsletter_languages = mark_safe(json.dumps(newsletter_languages))

    # We also want a list of the newsletters the user is already subscribed
    # to
    already_subscribed = mark_safe(json.dumps(user['newsletters']))

    context = {
        'form': form,
        'formset': formset,
        'newsletter_languages': newsletter_languages,
        'newsletters_subscribed': already_subscribed,
        'email': user['email'],
    }
    return l10n_utils.render(request,
                             'newsletter/existing.html',
                             context)
コード例 #15
0
ファイル: views.py プロジェクト: smillaedler/bedrock
def existing(request, token=None):
    """Manage subscriptions.  If token is provided, user can manage their
    existing subscriptions, to subscribe, unsubscribe, change email or
    language preferences, etc.  If no token is provided, user can
    fill in their email and language preferences and sign up for
    newsletters.

    @param HTTPRequest request: Django request object
    @param string token: A UUID that identifies this user to the backend. It's
    sent to users in each newsletter as part of a link to this page, so they
    can manage their subscriptions without needing an account somewhere with
    userid & password.
    """
    locale = getattr(request, "locale", "en-US")

    unsub_parm = None

    # Example user:
    #
    # {u'lang': u'en',
    #  u'format': u'H',
    #  u'country': u'us',
    #  u'newsletters': [u'firefox-tips', u'mobile'],
    #  u'created-date': u'1/30/2013 12:46:05 PM',
    #  u'token': u'some-uuid',
    #  u'email': u'*****@*****.**'
    # }

    user_exists = False
    if token:
        try:
            user = basket.user(token)
        except basket.BasketException:
            log.exception("FAILED to get user from token")
        except requests.Timeout:
            # Something wrong with basket backend, no point in continuing,
            # we'd probably fail to subscribe them anyway.
            log.exception("Basket timeout")
            messages.add_message(request, messages.ERROR, general_error)
            return l10n_utils.render(request, "newsletter/existing.html")
        else:
            user_exists = True

    if not user_exists:
        # Bad or no token
        messages.add_message(request, messages.ERROR, bad_token)
        # If we don't pass the template a formset, most of the page won't
        # be displayed. Our message still will be displayed.
        return l10n_utils.render(request, "newsletter/existing.html", {})

    # Get the newsletter data - it's a dictionary of dictionaries
    newsletter_data = utils.get_newsletters()

    # Figure out which newsletters to display, and whether to show them
    # as already subscribed.
    initial = []
    for newsletter, data in newsletter_data.iteritems():
        # Only show a newsletter if it has ['show'] == True or the
        # user is already subscribed
        if data.get("show", False) or newsletter in user["newsletters"]:
            langs = data["languages"]
            initial.append(
                {
                    "title": data["title"],
                    "subscribed": newsletter in user["newsletters"],
                    "newsletter": newsletter,
                    "description": data["description"],
                    "english_only": len(langs) == 1 and langs[0].startswith("en"),
                    "order": data["order"],
                }
            )

    # Sort by 'order' field if we were given it; otherwise, by title
    if initial:
        keyfield = "order" if "order" in initial[0] else "title"
        initial.sort(key=itemgetter(keyfield))

    NewsletterFormSet = formset_factory(NewsletterForm, extra=0, max_num=len(initial))

    if request.method == "POST":
        form_kwargs = {}

        # Temporary form so we can see if they checked 'remove_all'.  If
        # they did, no point in validating the newsletters formset and it would
        # look dumb to complain about it.
        form = ManageSubscriptionsForm(locale, data=request.POST, initial=user)
        remove_all = form.is_valid() and form.cleaned_data["remove_all"]

        formset_is_valid = False

        if remove_all:
            # We don't care about the newsletter formset
            formset_is_valid = True
            # Make an initialized one in case we fall through to the bottom
            formset = NewsletterFormSet(initial=initial)
        else:
            # We do need to validate the newsletter formset
            formset = NewsletterFormSet(request.POST, initial=initial)
            # Set `newsletters` to the list of newsletters they want.
            # After this, we don't need the formset anymore.
            newsletters = None
            if formset.is_valid():
                formset_is_valid = True
                # What newsletters do they say they want to be subscribed to?
                newsletters = set(
                    [subform.cleaned_data["newsletter"] for subform in formset if subform.cleaned_data["subscribed"]]
                )
                form_kwargs["newsletters"] = newsletters

        form = ManageSubscriptionsForm(locale, data=request.POST, initial=user, **form_kwargs)

        if formset_is_valid and form.is_valid():

            data = form.cleaned_data

            # Update their format and locale information, if it has changed.
            # Also pass their updated list of newsletters they want to be
            # subscribed to, for basket to implement.
            kwargs = {}
            for k in ["lang", "format", "country"]:
                if user[k] != data[k]:
                    kwargs[k] = data[k]
            if not remove_all:
                kwargs["newsletters"] = ",".join(newsletters)
            if kwargs:
                try:
                    basket.update_user(token, **kwargs)
                except basket.BasketException:
                    log.exception("Error updating user in basket")
                    messages.add_message(request, messages.ERROR, general_error)
                    return l10n_utils.render(request, "newsletter/existing.html")
                messages.add_message(request, messages.INFO, thank_you)

            # If they chose to remove all, tell basket that they've opted out
            if remove_all:
                try:
                    basket.unsubscribe(token, user["email"], optout=True)
                except (basket.BasketException, requests.Timeout):
                    log.exception("Error updating subscriptions in basket")
                    messages.add_message(request, messages.ERROR, general_error)
                    return l10n_utils.render(request, "newsletter/existing.html")
                if not kwargs:
                    # We haven't told them thank you yet
                    messages.add_message(request, messages.INFO, thank_you)
                # We need to pass their token to the next view
                url = reverse("newsletter.updated") + "?unsub=%s&token=%s" % (UNSUB_UNSUBSCRIBED_ALL, token)
                return redirect(url)

            # We're going to redirect, so the only way to tell the next
            # view that we should display the welcome message in the
            # template is to modify the URL
            url = reverse("newsletter.updated")
            if unsub_parm:
                url += "?unsub=%s" % unsub_parm
            return redirect(url)

        # FALL THROUGH so page displays errors
    else:
        form = ManageSubscriptionsForm(locale, initial=user)
        formset = NewsletterFormSet(initial=initial)

    # For the template, we want a dictionary whose keys are language codes
    # and each value is the list of newsletter keys that are available in
    # that language code.
    newsletter_languages = defaultdict(list)
    for newsletter, data in newsletter_data.iteritems():
        for lang in data["languages"]:
            newsletter_languages[lang].append(newsletter)
    newsletter_languages = mark_safe(json.dumps(newsletter_languages))

    # We also want a list of the newsletters the user is already subscribed
    # to
    already_subscribed = mark_safe(json.dumps(user["newsletters"]))

    context = {
        "form": form,
        "formset": formset,
        "newsletter_languages": newsletter_languages,
        "newsletters_subscribed": already_subscribed,
        "email": user["email"],
    }
    return l10n_utils.render(request, "newsletter/existing.html", context)