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from cookies.resources import helpers
def main(request, response):
"""Respond to `/cookie/imgIfMatch?name={name}&value={value}` with a 404 if
the cookie isn't present, and a transparent GIF otherwise."""
headers = helpers.setNoCacheAndCORSHeaders(request, response)
name = helpers.readParameter(request, paramName=u"name", requireValue=True)
value = helpers.readParameter(request, paramName=u"value", requireValue=True)
cookiesWithMatchingNames = request.cookies.get_list(name)
for cookie in cookiesWithMatchingNames:
if cookie.value == value:
# From https://github.com/mathiasbynens/small/blob/master/gif-transparent.gif
headers.append((b"Content-Type", b"image/gif"))
gif = b"\x47\x49\x46\x38\x39\x61\x01\x00\x01\x00\x80\x00\x00\xFF\xFF\xFF\x00\x00\x00\x21\xF9\x04\x01\x00\x00\x00\x00\x2C\x00\x00\x00\x00\x01\x00\x01\x00\x00\x02\x02\x44\x01\x00\x3B"
return headers, gif
return 500, headers, b'{"error": {"message": "The cookie\'s value did not match the given value."}}'
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