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# coding=utf-8 |
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""" |
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Roughpage views |
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""" |
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__author__ = 'Alisue <[email protected]>' |
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import os |
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from django.http import Http404, HttpResponse |
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from django.template import loader, RequestContext, TemplateDoesNotExist |
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from django.shortcuts import redirect |
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from django.views.decorators.csrf import csrf_protect |
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from roughpages.conf import settings |
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from roughpages.backends import get_backend |
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from roughpages.utils import url_to_filename |
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# This view is called from RoughpageFallbackMiddleware.process_response |
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# when a 404 is raised, which often means CsrfViewMiddleware.process_view |
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# has not been called even if CsrfViewMiddleware is installed. So we need |
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# to use @csrf_protect, in case the template needs {% csrf_token %}. |
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# However, we can't just wrap this view; if no matching roughpage exists, |
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# or a redirect is required for authentication, the 404 needs to be returned |
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# without any CSRF checks. Therefore, we only |
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# CSRF protect the internal implementation. |
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def roughpage(request, url): |
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""" |
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Public interface to the rough page view. |
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""" |
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if settings.APPEND_SLASH and not url.endswith('/'): |
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# redirect to the url which have end slash |
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return redirect(url + '/', permanent=True) |
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# get base filename from url |
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filename = url_to_filename(url) |
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# try to find the template_filename with backends |
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template_filenames = get_backend().prepare_filenames(filename, |
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request=request) |
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# add extra prefix path |
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root = settings.ROUGHPAGES_TEMPLATE_DIR |
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template_filenames = [os.path.join(root, x) for x in template_filenames] |
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try: |
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t = loader.select_template(template_filenames) |
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return render_roughpage(request, t) |
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except TemplateDoesNotExist: |
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if settings.ROUGHPAGES_RAISE_TEMPLATE_DOES_NOT_EXISTS: |
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raise |
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raise Http404 |
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@csrf_protect |
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def render_roughpage(request, t): |
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""" |
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Internal interface to the rough page view. |
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""" |
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import django |
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if django.VERSION >= (1, 8): |
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c = {} |
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response = HttpResponse(t.render(c, request)) |
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else: |
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c = RequestContext(request) |
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response = HttpResponse(t.render(c)) |
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return response |
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lambdalisue /
django-roughpages
