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62 lines
1.7 KiB
Python
62 lines
1.7 KiB
Python
"""
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MXP - Mud eXtension Protocol.
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Partial implementation of the MXP protocol.
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The MXP protocol allows more advanced formatting options for telnet clients
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that supports it (mudlet, zmud, mushclient are a few)
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This only implements the SEND tag.
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More information can be found on the following links:
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http://www.zuggsoft.com/zmud/mxp.htm
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http://www.mushclient.com/mushclient/mxp.htm
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http://www.gammon.com.au/mushclient/addingservermxp.htm
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"""
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import re
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LINKS_SUB = re.compile(r'\{lc(.*?)\{lt(.*?)\{le', re.DOTALL)
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MXP = "\x5B"
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MXP_TEMPSECURE = "\x1B[4z"
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MXP_SEND = MXP_TEMPSECURE + \
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"<SEND HREF='\\1'>" + \
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"\\2" + \
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MXP_TEMPSECURE + \
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"</SEND>"
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def mxp_parse(text):
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"""
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Replaces links to the correct format for MXP.
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"""
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text = text.replace("&", "&") \
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.replace("<", "<") \
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.replace(">", ">")
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text = LINKS_SUB.sub(MXP_SEND, text)
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return text
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class Mxp(object):
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"""
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Implements the MXP protocol.
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"""
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def __init__(self, protocol):
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"""Initializes the protocol by checking if the client supports it."""
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self.protocol = protocol
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self.protocol.protocol_flags["MXP"] = False
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self.protocol.will(MXP).addCallbacks(self.do_mxp, self.no_mxp)
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def no_mxp(self, option):
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"""
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Client does not support MXP.
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"""
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self.protocol.protocol_flags["MXP"] = False
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self.protocol.handshake_done()
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def do_mxp(self, option):
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"""
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Client does support MXP.
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"""
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self.protocol.protocol_flags["MXP"] = True
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self.protocol.handshake_done()
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self.protocol.requestNegotiation(MXP, '')
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