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from wptserve.utils import isomorphic_encode
def get_response(raw_headers, filter_value, filter_name):
result = b""
# raw_headers.raw_items() returns the (name, value) header pairs as
# tuples of strings. Convert them to bytes before comparing.
# TODO: Get access to the raw headers, so that whitespace between
# name, ":" and value can also be checked:
# https://github.com/web-platform-tests/wpt/issues/28756
for field in raw_headers.raw_items():
name = isomorphic_encode(field[0])
value = isomorphic_encode(field[1])
if filter_value:
if value == filter_value:
result += name + b","
elif name.lower() == filter_name:
result += name + b": " + value + b"\n"
return result
def main(request, response):
headers = []
if b"cors" in request.GET:
headers.append((b"Access-Control-Allow-Origin", b"*"))
headers.append((b"Access-Control-Allow-Credentials", b"true"))
headers.append((b"Access-Control-Allow-Methods", b"GET, POST, PUT, FOO"))
headers.append((b"Access-Control-Allow-Headers", b"x-test, x-foo"))
headers.append((
b"Access-Control-Expose-Headers",
b"x-request-method, x-request-content-type, x-request-query, x-request-content-length"))
headers.append((b"content-type", b"text/plain"))
filter_value = request.GET.first(b"filter_value", b"")
filter_name = request.GET.first(b"filter_name", b"").lower()
result = get_response(request.raw_headers, filter_value, filter_name)
return headers, result
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