92 lines
3.1 KiB
Python
92 lines
3.1 KiB
Python
import warnings
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from django import http
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from django.template import (Context, RequestContext,
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loader, Template, TemplateDoesNotExist)
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from django.views.decorators.csrf import requires_csrf_token
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# This can be called when CsrfViewMiddleware.process_view has not run,
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# therefore need @requires_csrf_token in case the template needs
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# {% csrf_token %}.
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@requires_csrf_token
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def page_not_found(request, template_name='404.html'):
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"""
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Default 404 handler.
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Templates: :template:`404.html`
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Context:
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request_path
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The path of the requested URL (e.g., '/app/pages/bad_page/')
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"""
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try:
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template = loader.get_template(template_name)
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content_type = None # Django will use DEFAULT_CONTENT_TYPE
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except TemplateDoesNotExist:
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template = Template(
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'<h1>Not Found</h1>'
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'<p>The requested URL {{ request_path }} was not found on this server.</p>')
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content_type = 'text/html'
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body = template.render(RequestContext(request, {'request_path': request.path}))
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return http.HttpResponseNotFound(body, content_type=content_type)
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@requires_csrf_token
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def server_error(request, template_name='500.html'):
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"""
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500 error handler.
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Templates: :template:`500.html`
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Context: None
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"""
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try:
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template = loader.get_template(template_name)
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except TemplateDoesNotExist:
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return http.HttpResponseServerError('<h1>Server Error (500)</h1>', content_type='text/html')
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return http.HttpResponseServerError(template.render(Context({})))
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@requires_csrf_token
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def bad_request(request, template_name='400.html'):
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"""
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400 error handler.
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Templates: :template:`400.html`
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Context: None
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"""
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try:
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template = loader.get_template(template_name)
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except TemplateDoesNotExist:
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return http.HttpResponseBadRequest('<h1>Bad Request (400)</h1>', content_type='text/html')
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return http.HttpResponseBadRequest(template.render(Context({})))
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# This can be called when CsrfViewMiddleware.process_view has not run,
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# therefore need @requires_csrf_token in case the template needs
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# {% csrf_token %}.
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@requires_csrf_token
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def permission_denied(request, template_name='403.html'):
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"""
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Permission denied (403) handler.
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Templates: :template:`403.html`
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Context: None
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If the template does not exist, an Http403 response containing the text
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"403 Forbidden" (as per RFC 2616) will be returned.
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"""
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try:
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template = loader.get_template(template_name)
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except TemplateDoesNotExist:
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return http.HttpResponseForbidden('<h1>403 Forbidden</h1>', content_type='text/html')
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return http.HttpResponseForbidden(template.render(RequestContext(request)))
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def shortcut(request, content_type_id, object_id):
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warnings.warn(
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"django.views.defaults.shortcut will be removed in Django 1.8. "
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"Import it from django.contrib.contenttypes.views instead.",
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DeprecationWarning, stacklevel=2)
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from django.contrib.contenttypes.views import shortcut as real_shortcut
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return real_shortcut(request, content_type_id, object_id)
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