Created
November 29, 2013 02:13
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Django's views.i18n.set_language view reimplemented using generic CBV
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| class SetLanguageMixin(object): | |
| def post(self, request): | |
| response = super(RedirectView, self).post(request) | |
| lang_code = request.POST.get('language', None) | |
| if lang_code and check_for_language(lang_code): | |
| if hasattr(request, 'session'): | |
| request.session['_language'] = lang_code | |
| else: | |
| response.set_cookie(settings.LANGUAGE_COOKIE_NAME, lang_code) | |
| return response | |
| class SetLanguageView(SetLanguageMixin, RedirectView): | |
| """ | |
| Redirect to a given url while setting the chosen language in the | |
| session or cookie. The url and the language code need to be | |
| specified in the request parameters. | |
| Since this view changes how the user will see the rest of the site, it must | |
| only be accessed as a POST request. If called as a GET request, it will | |
| redirect to the page in the request (the 'next' parameter) without changing | |
| any state. | |
| """ | |
| permanent = False | |
| http_method_names = ['get', 'post'] | |
| def get_redirect_url(self): | |
| urls = [ | |
| self.request.POST.get('next', self.request.GET.get('next')), | |
| self.request.META.get('HTTP_REFERER'), | |
| ] | |
| for next in urls: | |
| if is_safe_url(next, host=self.request.get_host()): | |
| return next | |
| return '/' |
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