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README.md: add pngbot.py prerequisites.
pngbot.py: initial commit (requires python3-{json,requests,urllib3}.)
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Lucio Andrés Illanes Albornoz
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# mirc2png -- convert ASCII w/ mIRC control codes to monospaced PNG (for EFnet #MiRCART)
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* Prerequisites: python3 && python3-pil on Debian-family Linux distributions
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* Prerequisites: python3 && python3-pil (&& python3-{json,requests,urllib3} for pngbot.py) on Debian-family Linux distributions
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* Usage: ./mirc2png.py `<MiRCART input file pathname>` `<PNG image output file pathname>` [`<Font file pathname; defaults to DejaVuSansMono.ttf>`] [`<Font size; defaults to 11>`]
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pngbot.py
Executable file
135
pngbot.py
Executable file
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#!/usr/bin/env python3
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#
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# mirc2png -- convert ASCII w/ mIRC control codes to monospaced PNG (for EFnet #MiRCART)
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# Copyright (c) 2018 Lucio Andrés Illanes Albornoz <lucio@lucioillanes.de>
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in all
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# copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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# SOFTWARE.
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#
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from itertools import chain
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import base64
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import json
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import mirc2png
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import os, socket, sys
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import requests
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import urllib.request
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class IrcBot:
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"""Blocking abstraction over the IRC protocol"""
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serverHname = serverPort = None;
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clientNick = clientIdent = clientGecos = None;
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clientSocket = clientSocketFile = None;
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# {{{ connect(): Connect to server and register
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def connect(self):
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self.clientSocket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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self.clientSocket.connect((self.serverHname, int(self.serverPort)))
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self.clientSocketFile = self.clientSocket.makefile()
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self.sendline("NICK", self.clientNick)
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self.sendline("USER", self.clientIdent, "0", "0", self.clientGecos)
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# }}}
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# {{{ close(): Close connection to server
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def close(self):
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self.clientSocket.close()
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self.clientSocket = self.clientSocketFile = None;
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# }}}
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# {{{ readline(): Read and parse single line from server into canonicalised list
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def readline(self):
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msg = self.clientSocketFile.readline()
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if len(msg):
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msg = msg.rstrip("\r\n")
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else:
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return None
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msg = msg.split(" :", 1)
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if len(msg) == 1:
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msg = list(chain.from_iterable(m.split(" ") for m in msg))
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elif len(msg) == 2:
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msg = msg[0].split(" ") + [msg[1]]
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if msg[0][0] == ':':
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msg = [msg[0][1:]] + msg[1:]
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else:
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msg = [""] + msg[1:]
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return msg
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# }}}
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# {{{ sendline(): Parse and send single line to server from list
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def sendline(self, *args):
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msg = ""; argNumMax = len(args);
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for argNum in range(0, argNumMax):
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if argNum == (argNumMax - 1):
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msg += ":" + args[argNum]
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else:
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msg += args[argNum] + " "
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return self.clientSocket.send((msg + "\r\n").encode())
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# }}}
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# {{{ Initialisation method
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def __init__(self, serverHname, serverPort, clientNick, clientIdent, clientGecos):
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self.serverHname = serverHname; self.serverPort = serverPort;
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self.clientNick = clientNick; self.clientIdent = clientIdent; self.clientGecos = clientGecos;
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# }}}
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#
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# Entry point
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def main(argv0, ircServerHname, ircServerPort="6667", ircClientNick="pngbot", ircClientIdent="pngbot", ircClientGecos="pngbot", ircClientChannel="#MiRCART"):
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_IrcBot = IrcBot(ircServerHname, ircServerPort, ircClientNick, ircClientIdent, ircClientGecos)
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print("Connecting to {}:{}...".format(ircServerHname, ircServerPort))
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_IrcBot.connect()
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print("Connected to {}:{}.".format(ircServerHname, ircServerPort))
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print("Registering on {}:{} as {}, {}, {}...".format(ircServerHname, ircServerPort, ircClientNick, ircClientIdent, ircClientGecos))
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while True:
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ircServerMessage = _IrcBot.readline()
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if ircServerMessage == None:
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print("Disconnected from {}:{}.".format(ircServerHname, ircServerPort))
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_IrcBot.close(); break;
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elif ircServerMessage[1] == "001":
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print("Registered on {}:{} as {}, {}, {}.".format(ircServerHname, ircServerPort, ircClientNick, ircClientIdent, ircClientGecos))
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print("Joining {} on {}:{}...".format(ircClientChannel, ircServerHname, ircServerPort))
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_IrcBot.sendline("JOIN", ircClientChannel)
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elif ircServerMessage[1] == "PING":
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_IrcBot.sendline("PONG", ircServerMessage[2])
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elif ircServerMessage[1] == "PRIVMSG" \
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and ircServerMessage[2] == ircClientChannel \
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and ircServerMessage[3].startswith("!pngbot "):
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asciiUrl = ircServerMessage[3].split(" ")[1]
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asciiTmpFilePath = "tmp.txt"; imgTmpFilePath = "tmp.png";
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if os.path.isfile(asciiTmpFilePath):
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os.remove(asciiTmpFilePath)
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if os.path.isfile(imgTmpFilePath):
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os.remove(imgTmpFilePath)
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urllib.request.urlretrieve(asciiUrl, asciiTmpFilePath)
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_MiRCART = mirc2png.MiRCART(asciiTmpFilePath, imgTmpFilePath, "DejaVuSansMono.ttf", 11)
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imgurResponseHttp = requests.post("https://api.imgur.com/3/upload.json", data={"key":"c9a6efb3d7932fd", "image":base64.b64encode(open(imgTmpFilePath, "rb").read()), "type":"base64", "name":"tmp.png", "title":"tmp.png"}, headers={"Authorization": "Client-ID c9a6efb3d7932fd"})
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imgurResponse = json.loads(imgurResponseHttp.text)
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imgurResponseUrl = imgurResponse.get("data").get("link")
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_IrcBot.sendline("PRIVMSG", ircServerMessage[2], "Uploaded as {}".format(imgurResponseUrl))
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os.remove(asciiTmpFilePath); os.remove(imgTmpFilePath);
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if __name__ == "__main__":
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if ((len(sys.argv) - 1) < 1)\
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or ((len(sys.argv) - 1) > 4):
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print("usage: {} " \
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"<IRC server hostname> " \
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"[<IRC server port; defaults to 6667>] " \
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"[<IRC bot nick name; defaults to pngbot>] " \
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"[<IRC bot user name; defaults to pngbot>] " \
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"[<IRC bot real name; defaults to pngbot>] " \
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"[<IRC bot channel name; defaults to #MiRCART>] ".format(sys.argv[0]), file=sys.stderr)
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else:
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main(*sys.argv)
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# vim:expandtab foldmethod=marker sw=8 ts=8 tw=120
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