django/tests/regressiontests/file_uploads/views.py

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import os
import sha
from django.core.files.uploadedfile import UploadedFile
from django.http import HttpResponse, HttpResponseServerError
from django.utils import simplejson
from uploadhandler import QuotaUploadHandler
def file_upload_view(request):
"""
Check that a file upload can be updated into the POST dictionary without
going pear-shaped.
"""
form_data = request.POST.copy()
form_data.update(request.FILES)
if isinstance(form_data.get('file_field'), UploadedFile) and isinstance(form_data['name'], unicode):
# If a file is posted, the dummy client should only post the file name,
# not the full path.
if os.path.dirname(form_data['file_field'].file_name) != '':
return HttpResponseServerError()
return HttpResponse('')
else:
return HttpResponseServerError()
def file_upload_view_verify(request):
"""
Use the sha digest hash to verify the uploaded contents.
"""
form_data = request.POST.copy()
form_data.update(request.FILES)
# Check to see if unicode names worked out.
if not request.FILES['file_unicode'].file_name.endswith(u'test_\u4e2d\u6587_Orl\xe9ans.jpg'):
return HttpResponseServerError()
for key, value in form_data.items():
if key.endswith('_hash'):
continue
if key + '_hash' not in form_data:
continue
submitted_hash = form_data[key + '_hash']
if isinstance(value, UploadedFile):
new_hash = sha.new(value.read()).hexdigest()
else:
new_hash = sha.new(value).hexdigest()
if new_hash != submitted_hash:
return HttpResponseServerError()
return HttpResponse('')
def file_upload_echo(request):
"""
Simple view to echo back info about uploaded files for tests.
"""
r = dict([(k, f.file_name) for k, f in request.FILES.items()])
return HttpResponse(simplejson.dumps(r))
def file_upload_quota(request):
"""
Dynamically add in an upload handler.
"""
request.upload_handlers.insert(0, QuotaUploadHandler())
return file_upload_echo(request)
def file_upload_quota_broken(request):
"""
You can't change handlers after reading FILES; this view shouldn't work.
"""
response = file_upload_echo(request)
request.upload_handlers.insert(0, QuotaUploadHandler())
return response