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26 lines
1,017 B
Python
26 lines
1,017 B
Python
from wptserve.utils import isomorphic_encode
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# Outputs the request body, with controls and non-ASCII bytes escaped
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# (b"\n" becomes b"\\x0a"), and with backslashes doubled.
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# As a convenience, CRLF newlines are left as is.
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def escape_byte(byte):
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# Convert int byte into a single-char binary string.
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byte = bytes([byte])
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if b"\0" <= byte <= b"\x1F" or byte >= b"\x7F":
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return b"\\x%02x" % ord(byte)
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if byte == b"\\":
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return b"\\\\"
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return byte
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def main(request, response):
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headers = [(b"X-Request-Method", isomorphic_encode(request.method)),
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(b"X-Request-Content-Length", request.headers.get(b"Content-Length", b"NO")),
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(b"X-Request-Content-Type", request.headers.get(b"Content-Type", b"NO")),
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# Avoid any kind of content sniffing on the response.
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(b"Content-Type", b"text/plain; charset=UTF-8")]
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content = b"".join(map(escape_byte, request.body)).replace(b"\\x0d\\x0a", b"\r\n")
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return headers, content
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