From: Christian Heller Date: Fri, 29 Jan 2016 01:51:33 +0000 (+0100) Subject: Re-organize code for better extendibility. X-Git-Url: https://plomlompom.com/repos/%7B%7Bdb.prefix%7D%7D/%7B%7B%20web_path%20%7D%7D/static/gitweb.css?a=commitdiff_plain;h=4a487a98d554dca796feff3ac22ebb9021e14b98;p=plomlombot-irc.git Re-organize code for better extendibility. --- diff --git a/plomlombot.py b/plomlombot.py index fe9c6d8..b505192 100755 --- a/plomlombot.py +++ b/plomlombot.py @@ -93,152 +93,166 @@ class IO: return line -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 notice(msg): - io.send_line("NOTICE " + target + " :" + msg) - - def url_check(msg): - - def handle_url(url, show_url=False): - - def mobile_twitter_hack(url): - re1 = 'https?://(mobile.twitter.com/)[^/]+(/status/)' - re2 = 'https?://mobile.twitter.com/([^/]+)/status/' \ - + '([^\?/]+)' - m = re.search(re1, url) - if m and m.group(1) == 'mobile.twitter.com/' \ - and m.group(2) == '/status/': - m = re.search(re2, url) - url = 'https://twitter.com/' + m.group(1) + '/status/' \ - + m.group(2) - handle_url(url, True) - return True - - try: - r = requests.get(url, timeout=15) - except (requests.exceptions.TooManyRedirects, - requests.exceptions.ConnectionError, - requests.exceptions.InvalidURL, - requests.exceptions.InvalidSchema) as error: - notice("TROUBLE FOLLOWING URL: " + str(error)) - return - if mobile_twitter_hack(url): - return - title = bs4.BeautifulSoup(r.text).title - if title: - prefix = "PAGE TITLE: " - if show_url: - prefix = "PAGE TITLE FOR <" + url + ">: " - notice(prefix + title.string.strip()) - else: - notice("PAGE HAS NO TITLE TAG") - - matches = re.findall("(https?://[^\s>]+)", msg) - for i in range(len(matches)): - handle_url(matches[i]) - - def command_check(msg): - if msg[0] != "!": +def handle_command(command, argument, notice, target): + hash_string = hashlib.md5(target.encode("utf-8")).hexdigest() + quotesfile_name = "quotes_" + hash_string + + def addquote(): + if not os.access(quotesfile_name, os.F_OK): + quotesfile = open(quotesfile_name, "w") + quotesfile.write("QUOTES FOR " + target + ":\n") + quotesfile.close() + quotesfile = open(quotesfile_name, "a") + quotesfile.write(argument + "\n") + quotesfile.close() + quotesfile = open(quotesfile_name, "r") + lines = quotesfile.readlines() + quotesfile.close() + notice("ADDED QUOTE #" + str(len(lines) - 1)) + + def quote(): + + def help(): + notice("SYNTAX: !quote [int] OR !quote search QUERY") + notice("QUERY may be a boolean grouping of quoted or unquoted " + + "search terms, examples:") + notice("!quote search foo") + notice("!quote search foo AND (bar OR NOT baz)") + notice("!quote search \"foo\\\"bar\" AND ('NOT\"' AND \"'foo'\"" + + " OR 'bar\\'baz')") + + if "" == argument: + tokens = [] + else: + tokens = argument.split(" ") + if (len(tokens) > 1 and tokens[0] != "search") or \ + (len(tokens) == 1 and + (tokens[0] == "search" or not tokens[0].isdigit())): + help() + return + if not os.access(quotesfile_name, os.F_OK): + notice("NO QUOTES AVAILABLE") + return + quotesfile = open(quotesfile_name, "r") + lines = quotesfile.readlines() + quotesfile.close() + lines = lines[1:] + if len(tokens) == 1: + i = int(tokens[0]) + if i == 0 or i > len(lines): + notice("THERE'S NO QUOTE OF THAT INDEX") + return + i = i - 1 + elif len(tokens) > 1: + query = str.join(" ", tokens[1:]) + try: + results = plomsearch.search(query, lines) + except plomsearch.LogicParserError as err: + notice("FAILED QUERY PARSING: " + str(err)) return - tokens = msg[1:].split() - hash_string = hashlib.md5(target.encode("utf-8")).hexdigest() - quotesfile_name = "quotes_" + hash_string - if tokens[0] == "addquote": - if not os.access(quotesfile_name, os.F_OK): - quotesfile = open(quotesfile_name, "w") - quotesfile.write("QUOTES FOR " + target + ":\n") - quotesfile.close() - quotesfile = open(quotesfile_name, "a") - quotesfile.write(str.join(" ", tokens[1:]) + "\n") - quotesfile.close() - quotesfile = open(quotesfile_name, "r") - lines = quotesfile.readlines() - quotesfile.close() - notice("ADDED QUOTE #" + str(len(lines) - 1)) - elif tokens[0] == "quote": - if (len(tokens) > 2 and tokens[1] != "search") or \ - (len(tokens) == 2 and - (tokens[1] == "search" or not tokens[1].isdigit())): - notice("SYNTAX: !quote [int] OR !quote search QUERY") - notice("QUERY may be a boolean grouping of quoted or "\ - + "unquoted search terms, examples:") - notice("!quote search foo") - notice("!quote search foo AND (bar OR NOT baz)") - notice("!quote search \"foo\\\"bar\" AND "\ - + "('NOT\"' AND \"'foo'\" OR 'bar\\'baz')") - return - if not os.access(quotesfile_name, os.F_OK): - notice("NO QUOTES AVAILABLE") - return - quotesfile = open(quotesfile_name, "r") - lines = quotesfile.readlines() - quotesfile.close() - lines = lines[1:] - if len(tokens) == 2: - i = int(tokens[1]) - if i == 0 or i > len(lines): - notice("THERE'S NO QUOTE OF THAT INDEX") - return - i = i - 1 - elif len(tokens) > 2: - query = str.join(" ", tokens[2:]) - try: - results = plomsearch.search(query, lines) - except plomsearch.LogicParserError as err: - notice("FAILED QUERY PARSING: " + str(err)) - return - if len(results) == 0: - notice("NO QUOTES MATCHING QUERY") - else: - for result in results: - notice("QUOTE #" + str(result[0] + 1) + " : " - + result[1]) - return - else: - i = random.randrange(len(lines)) - notice("QUOTE #" + str(i + 1) + ": " + lines[i]) - - sender = "" - for rune in tokens[0]: - if rune == "!": - break - if rune != ":": - sender += rune - receiver = "" - for rune in tokens[2]: - if rune == "!": - break - if rune != ":": - receiver += rune - target = sender - if receiver != nickname: - target = receiver - msg = str.join(" ", tokens[3:])[1:] - command_check(msg) - url_check(msg) - - while True: - line = io.recv_line() - if not line: - continue - tokens = line.split(" ") - if len(tokens) > 1: - if tokens[1] == "PRIVMSG": - act_on_privmsg(tokens) - if tokens[0] == "PING": - io.send_line("PONG " + tokens[1]) + if len(results) == 0: + notice("NO QUOTES MATCHING QUERY") + else: + for result in results: + notice("QUOTE #" + str(result[0] + 1) + " : " + result[1]) + return + else: + i = random.randrange(len(lines)) + notice("QUOTE #" + str(i + 1) + ": " + lines[i]) + + if "addquote" == command: + addquote() + elif "quote" == command: + quote() + + +def handle_url(url, notice, show_url=False): + + def mobile_twitter_hack(url): + re1 = 'https?://(mobile.twitter.com/)[^/]+(/status/)' + re2 = 'https?://mobile.twitter.com/([^/]+)/status/([^\?/]+)' + m = re.search(re1, url) + if m and m.group(1) == 'mobile.twitter.com/' \ + and m.group(2) == '/status/': + m = re.search(re2, url) + url = 'https://twitter.com/' + m.group(1) + '/status/' + m.group(2) + handle_url(url, notice, True) + return True + + try: + r = requests.get(url, timeout=15) + except (requests.exceptions.TooManyRedirects, + requests.exceptions.ConnectionError, + requests.exceptions.InvalidURL, + requests.exceptions.InvalidSchema) as error: + notice("TROUBLE FOLLOWING URL: " + str(error)) + return + if mobile_twitter_hack(url): + return + title = bs4.BeautifulSoup(r.text).title + if title: + prefix = "PAGE TITLE: " + if show_url: + prefix = "PAGE TITLE FOR <" + url + ">: " + notice(prefix + title.string.strip()) + else: + notice("PAGE HAS NO TITLE TAG") + + +class Session: + + def __init__(self, io, username, nickname, channel): + self.io = io + self.nickname = nickname + self.io.send_line("NICK " + self.nickname) + self.io.send_line("USER " + username + " 0 * : ") + self.io.send_line("JOIN " + channel) + + def loop(self): + + def handle_privmsg(tokens): + + def handle_input(msg, target): + + def notice(msg): + self.io.send_line("NOTICE " + target + " :" + msg) + + matches = re.findall("(https?://[^\s>]+)", msg) + for i in range(len(matches)): + handle_url(matches[i], notice) + if "!" == msg[0]: + tokens = msg[1:].split() + argument = str.join(" ", tokens[1:]) + handle_command(tokens[0], argument, notice, target) + + sender = "" + for rune in tokens[0]: + if rune == "!": + break + if rune != ":": + sender += rune + receiver = "" + for rune in tokens[2]: + if rune == "!": + break + if rune != ":": + receiver += rune + target = sender + if receiver != self.nickname: + target = receiver + msg = str.join(" ", tokens[3:])[1:] + handle_input(msg, target) + + while True: + line = self.io.recv_line() + if not line: + continue + tokens = line.split(" ") + if len(tokens) > 1: + if tokens[0] == "PING": + self.io.send_line("PONG " + tokens[1]) + elif tokens[1] == "PRIVMSG": + handle_privmsg(tokens) def parse_command_line_arguments(): @@ -264,12 +278,13 @@ def parse_command_line_arguments(): opts, unknown = parser.parse_known_args() return opts + opts = parse_command_line_arguments() while True: try: - io = init_session(opts.server, opts.port, opts.timeout, opts.nickname, - opts.username, opts.CHANNEL) - lineparser_loop(io, opts.nickname) + io = IO(opts.server, opts.port, opts.timeout) + session = Session(io, opts.username, opts.nickname, opts.CHANNEL) + session.loop() except ExceptionForRestart: io.socket.close() continue