roar/assets/tools/IrcMiRCARTBot.py

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#!/usr/bin/env python3
#
# IrcMiRCARTBot.py -- IRC<->MiRC2png bot (for EFnet #MiRCART)
# Copyright (c) 2018, 2019 Lucio Andrés Illanes Albornoz <lucio@lucioillanes.de>
# This project is licensed under the terms of the MIT licence.
#
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import os, sys
[sys.path.append(os.path.join(os.getcwd(), "..", "..", path)) for path in ["libcanvas", "librtl"]]
import base64, json, requests, socket, time, urllib.request
from getopt import getopt, GetoptError
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from CanvasImportStore import CanvasImportStore
from ImgurApiKey import ImgurApiKey
from IrcClient import IrcClient
from MiRCARTToPngFile import MiRCARTToPngFile
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class IrcMiRCARTBot(IrcClient):
"""IRC<->MiRC2png bot"""
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imgurApiKey = ImgurApiKey.imgurApiKey
class ContentTooLargeException(Exception):
pass
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def _dispatch001(self, message):
self._log("Registered on {}:{} as {}, {}, {}.".format(self.serverHname, self.serverPort, self.clientNick, self.clientIdent, self.clientGecos))
self._log("Attempting to join {} on {}:{}...".format(self.clientChannel, self.serverHname, self.serverPort))
self.queue("JOIN", self.clientChannel)
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def _dispatch353(self, message):
if message[4].lower() == self.clientChannel.lower():
for channelNickSpec in message[5].split(" "):
if len(channelNickSpec) \
and channelNickSpec[0] == "@" \
and len(channelNickSpec[1:]):
self.clientChannelOps.append(channelNickSpec[1:].lower())
self._log("Authorising {} on {}".format(channelNickSpec[1:].lower(), message[4].lower()))
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def _dispatchJoin(self, message):
self._log("Joined {} on {}:{}.".format(message[2].lower(), self.serverHname, self.serverPort))
self.clientNextTimeout = None; self.clientChannelRejoin = False;
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def _dispatchKick(self, message):
if message[2].lower() == self.clientChannel.lower() \
and message[3].lower() == self.clientNick.lower():
self._log("Kicked from {} by {}, rejoining in 15 seconds".format(message[2].lower(), message[0]))
self.clientNextTimeout = time.time() + 15; self.clientChannelRejoin = True;
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def _dispatchMode(self, message):
if message[2].lower() == self.clientChannel.lower():
channelModeType = "+"; channelModeArg = 4;
channelAuthAdd = ""; channelAuthDel = "";
for channelModeChar in message[3]:
if channelModeChar[0] == "-":
channelModeType = "-"
elif channelModeChar[0] == "+":
channelModeType = "+"
elif channelModeChar[0].isalpha():
if channelModeChar[0] == "o":
if channelModeType == "+":
channelAuthAdd = message[channelModeArg]; channelAuthDel = "";
elif channelModeType == "-":
channelAuthAdd = ""; channelAuthDel = message[channelModeArg];
channelModeArg += 1
if len(channelAuthAdd) \
and channelAuthAdd not in self.clientChannelOps:
channelAuthAdd = channelAuthAdd.lower()
self._log("Authorising {} on {}".format(channelAuthAdd, message[2].lower()))
self.clientChannelOps.append(channelAuthAdd)
elif len(channelAuthDel) \
and channelAuthDel in self.clientChannelOps:
channelAuthDel = channelAuthDel.lower()
self._log("Deauthorising {} on {}".format(channelAuthDel, message[2].lower()))
self.clientChannelOps.remove(channelAuthDel)
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def _dispatchNone(self):
self._log("Disconnected from {}:{}.".format(self.serverHname, self.serverPort))
self.close()
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def _dispatchPing(self, message):
self.queue("PONG", message[2])
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def _dispatchPrivmsg(self, message):
if message[2].lower() == self.clientChannel.lower() \
and message[3].startswith("!pngbot "):
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if (int(time.time()) - self.clientChannelLastMessage) < 5:
self._log("Ignoring request on {} from {} due to rate limit: {}".format(message[2].lower(), message[0], message[3]))
return
elif message[0].split("!")[0].lower() not in self.clientChannelOps:
self._log("Ignoring request on {} from {} due to lack of authorisation: {}".format(message[2].lower(), message[0], message[3]))
return
else:
self._log("Processing request on {} from {}: {}".format(message[2].lower(), message[0], message[3]))
asciiUrl = message[3].split(" ")[1]
asciiTmpFilePath = "tmp.txt"; imgTmpFilePath = "tmp.png";
if os.path.isfile(asciiTmpFilePath):
os.remove(asciiTmpFilePath)
if os.path.isfile(imgTmpFilePath):
os.remove(imgTmpFilePath)
try:
urllib.request.urlretrieve(asciiUrl, asciiTmpFilePath, IrcMiRCARTBot._urlretrieveReportHook)
except IrcMiRCARTBot.ContentTooLargeException:
self._log("Download size exceeds quota of 1 MB!")
self.queue("PRIVMSG", message[2], "4/!\\ Download size exceeds quota of 1 MB!")
return
except urllib.error.HTTPError as err:
self._log("Download failed with HTTP status code {}".format(err.code))
self.queue("PRIVMSG", message[2], "4/!\\ Download failed with HTTP status code {}!".format(err.code))
return
except urllib.error.URLError as err:
self._log("Invalid URL specified!")
self.queue("PRIVMSG", message[2], "4/!\\ Invalid URL specified!")
return
except ValueError as err:
self._log("Unknown URL type specified!")
self.queue("PRIVMSG", message[2], "4/!\\ Unknown URL type specified!")
return
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canvasStore = CanvasImportStore(inFile=asciiTmpFilePath)
numRowCols = 0
for numRow in range(len(canvasStore.outMap)):
numRowCols = max(numRowCols, len(canvasStore.outMap[numRow]))
for numRow in range(len(canvasStore.outMap)):
if len(canvasStore.outMap[numRow]) != numRowCols:
for numColOff in range(numRowCols - len(canvasStore.outMap[numRow])):
canvasStore.outMap[numRow].append([1, 1, 0, " "])
canvasStore.outMap[numRow].insert(0, [1, 1, 0, " "])
canvasStore.outMap[numRow].append([1, 1, 0, " "])
canvasStore.outMap.insert(0, [[1, 1, 0, " "]] * len(canvasStore.outMap[0]))
canvasStore.outMap.append([[1, 1, 0, " "]] * len(canvasStore.outMap[0]))
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MiRCARTToPngFile(canvasStore.outMap, os.path.join("..", "fonts", "DejaVuSansMono.ttf"), 11).export(imgTmpFilePath)
imgurResponse = self._uploadToImgur(imgTmpFilePath, "MiRCART image", "MiRCART image", self.imgurApiKey)
if imgurResponse[0] == None:
self._log("Upload failed with exception `{}'".format(imgurResponse[1]))
self.queue("PRIVMSG", message[2], "4/!\\ Upload failed with exception `{}'!".format(imgurResponse[1]))
elif imgurResponse[0] == 200:
self._log("Uploaded as: {}".format(imgurResponse[1]))
self.queue("PRIVMSG", message[2], "8/!\\ Uploaded as: {}".format(imgurResponse[1]))
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self.clientChannelLastMessage = int(time.time())
else:
self._log("Upload failed with HTTP status code {}".format(imgurResponse[0]))
self._log("Message from website: {}".format(imgurResponse[1]))
self.queue("PRIVMSG", message[2], "4/!\\ Upload failed with HTTP status code {}!".format(imgurResponse[0]))
self.queue("PRIVMSG", message[2], "4/!\\ Message from website: {}".format(imgurResponse[1]))
if os.path.isfile(asciiTmpFilePath):
os.remove(asciiTmpFilePath)
if os.path.isfile(imgTmpFilePath):
os.remove(imgTmpFilePath)
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def _dispatchTimer(self):
if self.clientChannelRejoin:
self._log("Attempting to join {} on {}:{}...".format(self.clientChannel, self.serverHname, self.serverPort))
self.queue("JOIN", self.clientChannel)
self.clientNextTimeout = time.time() + 15; self.clientChannelRejoin = True;
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def _log(self, msg):
print(time.strftime("%Y/%m/%d %H:%M:%S") + " " + msg)
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def _uploadToImgur(self, imgFilePath, imgName, imgTitle, apiKey):
with open(imgFilePath, "rb") as requestImage:
requestImageData = requestImage.read()
requestData = { \
"image": base64.b64encode(requestImageData), \
"key": apiKey, \
"name": imgName, \
"title": imgTitle, \
"type": "base64"}
requestHeaders = { \
"Authorization": "Client-ID " + apiKey}
responseHttp = requests.post("https://api.imgur.com/3/upload.json", data=requestData, headers=requestHeaders)
try:
responseDict = json.loads(responseHttp.text)
except json.decoder.JSONDecodeError as err:
return [None, err]
if responseHttp.status_code == 200:
return [200, responseDict.get("data").get("link")]
else:
return [responseHttp.status_code, responseHttp.text]
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def _urlretrieveReportHook(count, blockSize, totalSize):
if (totalSize > pow(2,20)):
raise IrcMiRCARTBot.ContentTooLargeException
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def connect(self, localAddr=None, preferFamily=0, timeout=None):
self._log("Connecting to {}:{}...".format(self.serverHname, self.serverPort))
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if super().connect(localAddr=localAddr, preferFamily=preferFamily, timeout=timeout):
self._log("Connected to {}:{}.".format(self.serverHname, self.serverPort))
self._log("Registering on {}:{} as {}, {}, {}...".format(self.serverHname, self.serverPort, self.clientNick, self.clientIdent, self.clientGecos))
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self.clientChannelLastMessage = 0; self.clientChannelOps = [];
self.clientChannelRejoin = False
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self.clientHasPing = False
return True
else:
return False
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def dispatch(self):
while True:
if self.clientNextTimeout:
timeNow = time.time()
if self.clientNextTimeout <= timeNow:
self._dispatchTimer()
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if self.unqueue() == False:
self._dispatchNone(); break;
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else:
serverMessage = self.readline()
if serverMessage == None:
self._dispatchNone(); break;
elif serverMessage == "":
if self.clientHasPing:
self._dispatchNone(); break;
else:
self.clientHasPing = True
self.queue("PING", str(time.time()))
self._log("Ping...")
continue
if serverMessage[1] == "001":
self._dispatch001(serverMessage)
elif serverMessage[1] == "353":
self._dispatch353(serverMessage)
elif serverMessage[1] == "JOIN":
self._dispatchJoin(serverMessage)
elif serverMessage[1] == "KICK":
self._dispatchKick(serverMessage)
elif serverMessage[1] == "MODE":
self._dispatchMode(serverMessage)
elif serverMessage[1] == "PING":
self._dispatchPing(serverMessage)
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elif serverMessage[1] == "PONG":
self._log("Pong.")
self.clientHasPing = False
elif serverMessage[1] == "PRIVMSG":
self._dispatchPrivmsg(serverMessage)
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#
# __init__(self, serverHname, serverPort="6667", clientNick="pngbot", clientIdent="pngbot", clientGecos="pngbot", clientChannel="#MiRCART"): initialisation method
def __init__(self, serverHname, serverPort="6667", clientNick="pngbot", clientIdent="pngbot", clientGecos="pngbot", clientChannel="#MiRCART"):
super().__init__(serverHname, serverPort, clientNick, clientIdent, clientGecos)
self.clientChannel = clientChannel
#
# Entry point
def main(optdict, *argv):
_IrcMiRCARTBot = IrcMiRCARTBot(*argv)
while True:
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if "-l" in optdict:
localAddr = optdict["-l"]
else:
localAddr = None
if "-4" in optdict:
preferFamily = socket.AF_INET
elif "-6" in optdict:
preferFamily = socket.AF_INET6
else:
preferFamily = 0
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if _IrcMiRCARTBot.connect(localAddr=localAddr, preferFamily=preferFamily, timeout=15):
_IrcMiRCARTBot.dispatch()
_IrcMiRCARTBot.close()
time.sleep(15)
if __name__ == "__main__":
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optlist, argv = getopt(sys.argv[1:], "46l:")
optdict = dict(optlist)
if len(argv) < 1 or len(argv) > 6:
print("usage: {} [-4|-6] [-l <local hostname>] " \
"<IRC server hostname> " \
"[<IRC server port; defaults to 6667>] " \
"[<IRC bot nick name; defaults to pngbot>] " \
"[<IRC bot user name; defaults to pngbot>] " \
"[<IRC bot real name; defaults to pngbot>] " \
"[<IRC bot channel name; defaults to #MiRCART>] ".format(sys.argv[0]), file=sys.stderr)
else:
main(optdict, *argv)
# vim:expandtab foldmethod=marker sw=4 ts=4 tw=120