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-rw-r--r--lib/python2.7/site-packages/django/http/utils.py96
1 files changed, 0 insertions, 96 deletions
diff --git a/lib/python2.7/site-packages/django/http/utils.py b/lib/python2.7/site-packages/django/http/utils.py
deleted file mode 100644
index e13dc4c..0000000
--- a/lib/python2.7/site-packages/django/http/utils.py
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-"""
-Functions that modify an HTTP request or response in some way.
-"""
-
-# This group of functions are run as part of the response handling, after
-# everything else, including all response middleware. Think of them as
-# "compulsory response middleware". Be careful about what goes here, because
-# it's a little fiddly to override this behavior, so they should be truly
-# universally applicable.
-
-
-def fix_location_header(request, response):
- """
- Ensures that we always use an absolute URI in any location header in the
- response. This is required by RFC 2616, section 14.30.
-
- Code constructing response objects is free to insert relative paths, as
- this function converts them to absolute paths.
- """
- if 'Location' in response and request.get_host():
- response['Location'] = request.build_absolute_uri(response['Location'])
- return response
-
-
-def conditional_content_removal(request, response):
- """
- Removes the content of responses for HEAD requests, 1xx, 204 and 304
- responses. Ensures compliance with RFC 2616, section 4.3.
- """
- if 100 <= response.status_code < 200 or response.status_code in (204, 304):
- if response.streaming:
- response.streaming_content = []
- else:
- response.content = b''
- response['Content-Length'] = '0'
- if request.method == 'HEAD':
- if response.streaming:
- response.streaming_content = []
- else:
- response.content = b''
- return response
-
-
-def fix_IE_for_attach(request, response):
- """
- This function will prevent Django from serving a Content-Disposition header
- while expecting the browser to cache it (only when the browser is IE). This
- leads to IE not allowing the client to download.
- """
- useragent = request.META.get('HTTP_USER_AGENT', '').upper()
- if 'MSIE' not in useragent and 'CHROMEFRAME' not in useragent:
- return response
-
- offending_headers = ('no-cache', 'no-store')
- if response.has_header('Content-Disposition'):
- try:
- del response['Pragma']
- except KeyError:
- pass
- if response.has_header('Cache-Control'):
- cache_control_values = [value.strip() for value in
- response['Cache-Control'].split(',')
- if value.strip().lower() not in offending_headers]
-
- if not len(cache_control_values):
- del response['Cache-Control']
- else:
- response['Cache-Control'] = ', '.join(cache_control_values)
-
- return response
-
-
-def fix_IE_for_vary(request, response):
- """
- This function will fix the bug reported at
- http://support.microsoft.com/kb/824847/en-us?spid=8722&sid=global
- by clearing the Vary header whenever the mime-type is not safe
- enough for Internet Explorer to handle. Poor thing.
- """
- useragent = request.META.get('HTTP_USER_AGENT', '').upper()
- if 'MSIE' not in useragent and 'CHROMEFRAME' not in useragent:
- return response
-
- # These mime-types that are decreed "Vary-safe" for IE:
- safe_mime_types = ('text/html', 'text/plain', 'text/sgml')
-
- # The first part of the Content-Type field will be the MIME type,
- # everything after ';', such as character-set, can be ignored.
- mime_type = response.get('Content-Type', '').partition(';')[0]
- if mime_type not in safe_mime_types:
- try:
- del response['Vary']
- except KeyError:
- pass
-
- return response