X-Git-Url: https://plomlompom.com/repos/%7B%7Bdb.prefix%7D%7D/task?a=blobdiff_plain;f=plomlombot.py;h=0b605e9946b04f79a8f3e843da56eee2b59b0169;hb=0d17c0577b6e816dc1c6e02667fc03f74ef5f4a8;hp=126323f299717581e097b56fa8d449ca4f65d560;hpb=937110c667bb079367a14581a4853d68c6be2f40;p=plomlombot-irc.git diff --git a/plomlombot.py b/plomlombot.py old mode 100644 new mode 100755 index 126323f..0b605e9 --- a/plomlombot.py +++ b/plomlombot.py @@ -1,33 +1,45 @@ +#!/usr/bin/python3 + +import argparse import socket import datetime import select import time import re import urllib.request +import http.client import html -servernet = "irc.freenode.net" -port = 6667 -servername = "" -timeout = 240 -username = "plomlombot" -nickname = username -channel = "#zrolaps-test" +# Defaults, may be overwritten by command line arguments. +SERVER = "irc.freenode.net" +PORT = 6667 +TIMEOUT = 240 +USERNAME = "plomlombot" +NICKNAME = USERNAME + + +class ExceptionForRestart(Exception): + pass + class IO: - def __init__(self, server, port): + def __init__(self, server, port, timeout): + self.timeout = timeout self.socket = socket.socket() self.socket.connect((server, port)) self.socket.setblocking(0) self.line_buffer = [] self.rune_buffer = "" self.last_pong = time.time() + self.servername = self.recv_line(send_ping=False).split(" ")[0][1:] - def _pingtest(self): - if self.last_pong + timeout < time.time(): - raise RuntimeError("server not answering") - self.send_line("PING " + nickname + " " + servername) + def _pingtest(self, send_ping=True): + if self.last_pong + self.timeout < time.time(): + print("SERVER NOT ANSWERING") + raise ExceptionForRestart + if send_ping: + self.send_line("PING " + self.servername) def send_line(self, msg): msg = msg.replace("\r", " ") @@ -35,69 +47,92 @@ class IO: if len(msg.encode("utf-8")) > 510: print("NOT SENT LINE TO SERVER (too long): " + msg) print("LINE TO SERVER: " - + str(datetime.datetime.now()) + ": " + msg) + + str(datetime.datetime.now()) + ": " + msg) msg = msg + "\r\n" msg_len = len(msg) total_sent_len = 0 while total_sent_len < msg_len: sent_len = self.socket.send(bytes(msg[total_sent_len:], "UTF-8")) if sent_len == 0: - raise RuntimeError("socket connection broken") + print("SOCKET CONNECTION BROKEN") + raise ExceptionForRestart total_sent_len += sent_len - def recv_line_wrapped(self): + def _recv_line_wrapped(self, send_ping=True): if len(self.line_buffer) > 0: return self.line_buffer.pop(0) while True: - ready = select.select([self.socket], [], [], int(timeout / 2)) + ready = select.select([self.socket], [], [], int(self.timeout / 2)) if not ready[0]: - self._pingtest() + self._pingtest(send_ping) return None self.last_pong = time.time() - received_runes = self.socket.recv(1024).decode("UTF-8") + received_bytes = self.socket.recv(1024) + try: + received_runes = received_bytes.decode("UTF-8") + except UnicodeDecodeError: + received_runes = received_bytes.decode("latin1") if len(received_runes) == 0: - raise RuntimeError("socket connection broken") - self.rune_buffer += received_runes + print("SOCKET CONNECTION BROKEN") + raise ExceptionForRestart + self.rune_buffer += received_runes lines_split = str.split(self.rune_buffer, "\r\n") self.line_buffer += lines_split[:-1] self.rune_buffer = lines_split[-1] if len(self.line_buffer) > 0: return self.line_buffer.pop(0) - def recv_line(self): - line = self.recv_line_wrapped() + def recv_line(self, send_ping=True): + line = self._recv_line_wrapped(send_ping) if line: print("LINE FROM SERVER " + str(datetime.datetime.now()) + ": " + - line) + line) return line -def lineparser_loop(): + +def init_session(server, port, timeout, nickname, username, channel): + print("CONNECTING TO " + server) + io = IO(server, port, timeout) + io.send_line("NICK " + nickname) + io.send_line("USER " + username + " 0 * : ") + io.send_line("JOIN " + channel) + return io + + +def lineparser_loop(io, nickname): def act_on_privmsg(tokens): def url_check(msg): - matches = re.findall("(https?://[^\s]+)", msg) + + def notice(msg): + io.send_line("NOTICE " + target + " :" + msg) + + matches = re.findall("(https?://[^\s>]+)", msg) for i in range(len(matches)): url = matches[i] + request = urllib.request.Request(url, headers={ + "User-Agent": "plomlombot" + }) try: - webpage = urllib.request.urlopen(url, timeout=15) - except urllib.error.HTTPError as error: - print("TROUBLE FOLLOWING URL: " + str(error)) + webpage = urllib.request.urlopen(request, timeout=15) + except (urllib.error.HTTPError, urllib.error.URLError, + UnicodeError, http.client.BadStatusLine) as error: + notice("TROUBLE FOLLOWING URL: " + str(error)) continue charset = webpage.info().get_content_charset() if not charset: - charset="utf-8" + charset = "utf-8" content_type = webpage.info().get_content_type() - if not content_type in ('text/html', 'text/xml', - 'application/xhtml+xml'): - print("TROUBLE INTERPRETING URL: bad content type " - + content_type) + if content_type not in ('text/html', 'text/xml', + 'application/xhtml+xml'): + notice("TROUBLE READING PAGE TITLE: bad content type " + + content_type) continue content = webpage.read().decode(charset) title = str(content).split('