expect-client-hints-headers-iframe.py (1348B)
1 from wptserve.utils import isomorphic_decode 2 3 import importlib 4 client_hints_list = importlib.import_module("client-hints.resources.clienthintslist").client_hints_list 5 6 def main(request, response): 7 """ 8 Simple handler that returns an HTML response that passes when the required 9 Client Hints are received as request headers. 10 """ 11 12 result = u"PASS" 13 log = u"" 14 for value in client_hints_list(): 15 should = (request.GET[value.lower()] == b"true") 16 present = request.headers.get(value.lower()) or request.headers.get(value) 17 if present: 18 log += isomorphic_decode(value) + u" " + str(should) + u" " + isomorphic_decode(present) + u", " 19 else: 20 log += isomorphic_decode(value) + u" " + str(should) + u" " + str(present) + u", " 21 if (should and not present) or (not should and present): 22 if present: 23 result = u"FAIL " + isomorphic_decode(value) + u" " + str(should) + u" " + isomorphic_decode(present) 24 else: 25 result = u"FAIL " + isomorphic_decode(value) + u" " + str(should) + u" " + str(present) 26 break 27 28 response.headers.append(b"Access-Control-Allow-Origin", b"*") 29 body = u"<script>console.log('" + log + u"'); window.parent.postMessage('" + result + u"', '*');</script>" 30 31 response.content = body