+#!/usr/bin/python3
+
+import argparse
import socket
import datetime
import select
import time
import re
-import urllib.request
+import requests
import html
+import html.parser
+
+# Defaults, may be overwritten by command line arguments.
+SERVER = "irc.freenode.net"
+PORT = 6667
+TIMEOUT = 240
+USERNAME = "plomlombot"
+NICKNAME = USERNAME
+
+
+class HTMLParser(html.parser.HTMLParser):
+ def __init__(self, html, tag):
+ super().__init__()
+ self._tag_to_check = tag
+ self._tag = ""
+ self.data = ""
+ self.feed(html)
+ def handle_starttag(self, tag, attrs):
+ if self.data == "" and tag == self._tag_to_check:
+ self._tag = tag
+ def handle_endtag(self, tag):
+ self._tag = ""
+ def handle_data(self, data):
+ if self._tag != "":
+ self.data = data
-servernet = "irc.freenode.net"
-port = 6667
-servername = ""
-timeout = 240
-username = "plomlombot"
-nickname = username
-channel = "#zrolaps"
class ExceptionForRestart(Exception):
pass
+
class IO:
- def __init__(self, servernet, port):
+ def __init__(self, server, port, timeout):
+ self.timeout = timeout
self.socket = socket.socket()
- self.socket.connect((servernet, port))
+ self.socket.connect((server, port))
self.socket.setblocking(0)
self.line_buffer = []
self.rune_buffer = ""
self.servername = self.recv_line(send_ping=False).split(" ")[0][1:]
def _pingtest(self, send_ping=True):
- if self.last_pong + timeout < time.time():
+ if self.last_pong + self.timeout < time.time():
print("SERVER NOT ANSWERING")
raise ExceptionForRestart
if send_ping:
- self.send_line("PING " + nickname + " " + self.servername)
+ self.send_line("PING " + self.servername)
def send_line(self, msg):
msg = msg.replace("\r", " ")
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
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(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:
print("SOCKET CONNECTION BROKEN")
raise ExceptionForRestart
- self.rune_buffer += received_runes
+ 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]
line = self._recv_line_wrapped(send_ping)
if line:
print("LINE FROM SERVER " + str(datetime.datetime.now()) + ": " +
- line)
+ line)
return line
-def init_connection():
- print("CONNECTING TO " + servernet)
- io = IO(servernet, port)
+
+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():
+
+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]
try:
- webpage = urllib.request.urlopen(url, timeout=15)
- except urllib.error.HTTPError as error:
- print("TROUBLE FOLLOWING URL: " + str(error))
+ r = requests.get(url, timeout=15)
+ except (requests.exceptions.TooManyRedirects,
+ requests.exceptions.ConnectionError,
+ requests.exceptions.InvalidSchema) as error:
+ notice("TROUBLE FOLLOWING URL: " + str(error))
continue
- charset = webpage.info().get_content_charset()
- if not charset:
- 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)
- continue
- content = webpage.read().decode(charset)
- title = str(content).split('<title>')[1].split('</title>')[0]
+ content = r.text
+ title = HTMLParser(content, "title").data
title = html.unescape(title)
- io.send_line("PRIVMSG " + target + " :page title for url: "
- + title)
+ notice("PAGE TITLE FOR URL: " + title)
sender = ""
for rune in tokens[0]:
msg = str.join(" ", tokens[3:])[1:]
url_check(msg)
- while 1:
+ while True:
line = io.recv_line()
if not line:
continue
if tokens[0] == "PING":
io.send_line("PONG " + tokens[1])
-while 1:
+
+def parse_command_line_arguments():
+ parser = argparse.ArgumentParser()
+ parser.add_argument("-s, --server", action="store", dest="server",
+ default=SERVER,
+ help="server or server net to connect to (default: "
+ + SERVER + ")")
+ parser.add_argument("-p, --port", action="store", dest="port", type=int,
+ default=PORT, help="port to connect to (default : "
+ + str(PORT) + ")")
+ parser.add_argument("-t, --timeout", action="store", dest="timeout",
+ type=int, default=TIMEOUT,
+ help="timeout in seconds after which to attempt " +
+ "reconnect (default: " + str(TIMEOUT) + ")")
+ parser.add_argument("-u, --username", action="store", dest="username",
+ default=USERNAME, help="username to use (default: "
+ + USERNAME + ")")
+ parser.add_argument("-n, --nickname", action="store", dest="nickname",
+ default=NICKNAME, help="nickname to use (default: "
+ + NICKNAME + ")")
+ parser.add_argument("CHANNEL", action="store", help="channel to join")
+ opts, unknown = parser.parse_known_args()
+ return opts
+
+opts = parse_command_line_arguments()
+while True:
try:
- io = init_connection()
- lineparser_loop()
+ io = init_session(opts.server, opts.port, opts.timeout, opts.nickname,
+ opts.username, opts.CHANNEL)
+ lineparser_loop(io, opts.nickname)
except ExceptionForRestart:
io.socket.close()
continue
projects / plomlombot-irc.git / blobdiff