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django/tests/regressiontests/file_uploads/views.py

91 lines
3.0 KiB
Python

import os
from django.core.files.uploadedfile import UploadedFile
from django.http import HttpResponse, HttpResponseServerError
from django.utils import simplejson
from models import FileModel
from uploadhandler import QuotaUploadHandler, ErroringUploadHandler
from django.utils.hashcompat import sha_constructor
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'].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'].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_constructor(value.read()).hexdigest()
else:
new_hash = sha_constructor(value).hexdigest()
if new_hash != submitted_hash:
return HttpResponseServerError()
# Adding large file to the database should succeed
largefile = request.FILES['file_field2']
obj = FileModel()
obj.testfile.save(largefile.name, largefile)
return HttpResponse('')
def file_upload_echo(request):
"""
Simple view to echo back info about uploaded files for tests.
"""
r = dict([(k, f.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
def file_upload_getlist_count(request):
"""
Check the .getlist() function to ensure we receive the correct number of files.
"""
file_counts = {}
for key in request.FILES.keys():
file_counts[key] = len(request.FILES.getlist(key))
return HttpResponse(simplejson.dumps(file_counts))
def file_upload_errors(request):
request.upload_handlers.insert(0, ErroringUploadHandler())
return file_upload_echo(request)