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src/twisted/web2/filter/location.py

 

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from twisted.web2 import responsecode

 

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import urlparse

 

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__all__ = ['addLocation']

 

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def addLocation(request, location):

 

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    """

 

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    Add a C{location} header to the response if the response status is

 

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    CREATED.

 

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    @param request: L{IRequest} the request being processed

 

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    @param location: the URI to use in the C{location} header

 

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    """

 

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    def locationFilter(request, response):

 

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        if (response.code == responsecode.CREATED):

 

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            #

 

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            # Check to see whether we have an absolute URI or not.

 

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            # If not, have the request turn it into an absolute URI.

 

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            #

 

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            (scheme, host, path, params, querystring, fragment) = urlparse.urlparse(location)

 

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            if scheme == "":

 

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                uri = request.unparseURL(path=location)

 

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            else:

 

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                uri = location

 

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            response.headers.setHeader("location", uri)

 

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        return response

 

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    request.addResponseFilter(locationFilter)

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