executor-window.py

Enable keyboard shortcuts

import html

import json

from urllib import parse

def main(request, response):

  initRequestHeaders = ""

  for header_name in request.headers.keys():

    for header_value in request.headers.get_list(header_name):

      js_name = json.dumps(header_name.lower().decode("utf-8"))

      js_value = json.dumps(header_value.decode("utf-8"))

      initRequestHeaders += f"window.__requestHeaders.append({js_name}, {js_value});\n"

      if (b"status" in request.GET):

            status = int(request.GET.first(b"status"))

      else:

            status = 200

  query = parse.parse_qs(request.url_parts.query)

  scripts = []

  for script in query.get("script", []):

    scripts.append(f"<script src='{html.escape(script)}'></script>")

  scripts_s = "\n".join(scripts)

  uuid = query.get("uuid")[0]

  start_on = query.get("startOn")

  start_on_s = f"'{start_on[0]}'" if start_on else "null"

  headers = [("Content-Type", "text/html")]

  # We always permit partitioned popins to be loaded for testing.

  # See https://explainers-by-googlers.github.io/partitioned-popins/

  if request.headers.get(b"Sec-Popin-Context") == b"partitioned":

    headers.append((b'Popin-Policy', b"partitioned=*"))

  # This sets a base href so that even if this content e.g. data or blob URLs

  # document, relative URLs will resolve.

  return (status, headers, f"""

<!DOCTYPE HTML>

<base href="{html.escape(request.url)}">

<script src="/common/dispatcher/dispatcher.js"></script>

<script src="./executor-common.js"></script>

<script src="./executor-window.js"></script>

{scripts_s}

<body>

<script>

window.__requestHeaders = new Headers();

{initRequestHeaders}

requestExecutor("{uuid}", {start_on_s});

</script>

""")