bitbot-3.11-fork/modules/sed.py

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2016-03-29 11:56:58 +00:00
import re, traceback
REGEX_SPLIT = re.compile("(?<!\\\\)/")
REGEX_SED = re.compile("^s/")
class Module(object):
def __init__(self, bot):
self.bot = bot
bot.events.on("boot").on("done").hook(self.boot_done)
bot.events.on("received").on("message").on("channel").hook(
self.channel_message)
def validate_setchannel(self, s):
return s.lower() == "true"
def boot_done(self, event):
self.bot.events.on("postboot").on("configure").on(
"channelset").call(setting="sed",
help="Disable/Enable sed in a channel",
validate=self.validate_setchannel)
def channel_message(self, event):
if event["action"] or not event["channel"].get_setting("sed", True):
return
sed_split = re.split(REGEX_SPLIT, event["message"], 3)
if event["message"].startswith("s/") and len(sed_split) > 2:
regex_flags = 0
flags = (sed_split[3:] or [""])[0]
count = None
last_flag = ""
for flag in flags:
if flag.isdigit():
if last_flag.isdigit():
count = int(str(count) + flag)
elif not count:
count = int(flag)
elif flag == "i":
regex_flags |= re.I
elif flag == "g":
count = 0
last_flag = flag
if count == None:
count = 1
try:
pattern = re.compile(sed_split[1], regex_flags)
except:
traceback.print_exc()
self.bot.events.on("send").on("stderr").call(target=event[
"channel"], module_name="Sed", server=event["server"],
message="Invalid regex in pattern")
return
replace = sed_split[2].replace("\\/", "/")
line = event["channel"].log.find(pattern, from_self=False, not_pattern=REGEX_SED)
if line:
new_message = re.sub(pattern, replace, line.message, count)
if line.action:
prefix = "* %s" % line.sender
else:
prefix = "<%s>" % line.sender
self.bot.events.on("send").on("stdout").call(target=event[
"channel"], module_name="Sed", server=event["server"],
message="%s %s" % (prefix, new_message))