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https://github.com/Mikaela/Limnoria.git
synced 2024-11-24 03:29:28 +01:00
implement the messageparser plugin.
at the moment, it is constrained only to echo messages, rather than arbitrary commands, for triggers maybe that'll change in the future...
This commit is contained in:
Daniel Folkinshteyn
parent
5b05944838
commit
f62be4b4a7
@ -48,6 +48,11 @@ conf.registerChannelValue(MessageParser, 'enable',
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registry.Boolean(True, """Determines whether the
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message parser is enabled. If enabled, will trigger on regexps
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added to the regexp db."""))
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conf.registerChannelValue(MessageParser, 'keepRankInfo',
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registry.Boolean(True, """Determines whether we keep updating the usage
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count for each regexp, for popularity ranking."""))
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conf.registerChannelValue(MessageParser, 'rankListLength',
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registry.Integer(20, """Determines the number of regexps returned
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by the triggerrank command."""))
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# vim:set shiftwidth=4 tabstop=4 expandtab textwidth=79:
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@ -34,29 +34,191 @@ import supybot.plugins as plugins
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import supybot.ircutils as ircutils
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import supybot.callbacks as callbacks
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import supybot.conf as conf
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import supybot.ircdb as ircdb
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import re
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import os
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import time
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## will add db stuff later
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try:
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import sqlite
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except ImportError:
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raise callbacks.Error, 'You need to have PySQLite installed to use this ' \
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'plugin. Download it at ' \
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'<http://code.google.com/p/pysqlite/>'
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class MessageParser(callbacks.PluginRegexp):
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class MessageParser(callbacks.Plugin, plugins.ChannelDBHandler):
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"""This plugin can set regexp triggers to activate the bot.
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Use 'add' command to add regexp trigger, 'remove' to remove."""
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threaded = True
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regexps = ['regexpSnarfer']
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def __init__(self, irc):
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self.__parent = super(MessageParser, self)
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self.__parent.__init__(irc)
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callbacks.Plugin.__init__(self, irc)
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plugins.ChannelDBHandler.__init__(self)
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def regexpSnarfer(self, irc, msg, match):
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r".*"
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def makeDb(self, filename):
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if os.path.exists(filename):
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return sqlite.connect(filename)
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db = sqlite.connect(filename)
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cursor = db.cursor()
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cursor.execute("""CREATE TABLE triggers (
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id INTEGER PRIMARY KEY,
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regexp TEXT UNIQUE ON CONFLICT REPLACE,
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added_by TEXT,
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added_at TIMESTAMP,
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usage_count INTEGER,
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action TEXT,
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locked BOOLEAN
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)""")
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db.commit()
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return db
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def _updateRank(self, channel, regexp):
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if self.registryValue('keepRankInfo', channel):
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db = self.getDb(channel)
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cursor = db.cursor()
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cursor.execute("""SELECT usage_count
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FROM triggers
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WHERE regexp=%s""", regexp)
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old_count = cursor.fetchall()[0][0]
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cursor.execute("UPDATE triggers SET usage_count=%s WHERE regexp=%s", old_count + 1, regexp)
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db.commit()
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def doPrivmsg(self, irc, msg):
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channel = msg.args[0]
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msgtext = match.group(0)
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if not irc.isChannel(channel):
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return
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if self.registryValue('enable', channel):
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if re.search('some stuff', msgtext):
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irc.reply('some stuff detected', prefixNick=False)
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regexpSnarfer = urlSnarfer(regexpSnarfer)
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actions = []
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db = self.getDb(channel)
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cursor = db.cursor()
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cursor.execute("SELECT regexp, action FROM triggers")
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if cursor.rowcount == 0:
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return
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for (regexp, action) in cursor.fetchall():
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match = re.search(regexp, msg.args[1])
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if match is not None:
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self._updateRank(channel, regexp)
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for (i, j) in enumerate(match.groups()):
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action = re.sub(r'\$' + str(i+1), match.group(i+1), action)
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actions.append(action)
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if len(actions) > 0:
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irc.replies(actions, prefixNick=False)
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#if re.search('some stuff', msgtext):
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# irc.reply('some stuff detected', prefixNick=False)
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def add(self, irc, msg, args, channel, regexp, action):
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"""[<channel>] <regexp> <action>
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Associates <regexp> with <action>. <channel> is only
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necessary if the message isn't sent on the channel
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itself. Action is echoed upon regexp match, with variables $1, $2,
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etc. being interpolated from the regexp match groups."""
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db = self.getDb(channel)
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cursor = db.cursor()
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cursor.execute("SELECT id, locked FROM triggers WHERE regexp=%s", regexp)
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if cursor.rowcount != 0:
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(id, locked) = map(int, cursor.fetchone())
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else:
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locked = False
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#capability = ircdb.makeChannelCapability(channel, 'factoids')
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if not locked:
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if ircdb.users.hasUser(msg.prefix):
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name = ircdb.users.getUser(msg.prefix).name
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else:
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name = msg.nick
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cursor.execute("""INSERT INTO triggers VALUES
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(NULL, %s, %s, %s, %s, %s, %s)""",
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regexp, name, int(time.time()), 0, action, 0)
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db.commit()
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irc.replySuccess()
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else:
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irc.error('That trigger is locked.')
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add = wrap(add, ['channel', 'something', 'something'])
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def remove(self, irc, msg, args, channel, regexp):
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"""[<channel>] <regexp>]
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Removes the trigger for <regexp> from the triggers database.
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<channel> is only necessary if
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the message isn't sent in the channel itself.
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"""
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db = self.getDb(channel)
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cursor = db.cursor()
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cursor.execute("SELECT id, locked FROM triggers WHERE regexp=%s", regexp)
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if cursor.rowcount != 0:
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(id, locked) = map(int, cursor.fetchone())
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else:
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irc.error('There is no such regexp trigger.')
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if locked:
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irc.error('This regexp trigger is locked.')
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cursor.execute("""DELETE FROM triggers WHERE id=%s""", id)
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db.commit()
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irc.replySuccess()
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remove = wrap(remove, ['channel', 'something'])
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def show(self, irc, msg, args, channel, regexp):
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"""[<channel>] <regexp>
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Looks up the value of <regexp> in the triggers database.
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<channel> is only necessary if the message isn't sent in the channel
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itself.
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"""
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db = self.getDb(channel)
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cursor = db.cursor()
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cursor.execute("SELECT regexp, action FROM triggers WHERE regexp=%s", regexp)
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if cursor.rowcount != 0:
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(regexp, action) = cursor.fetchone()
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else:
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irc.error('There is no such regexp trigger.')
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irc.reply("The trigger for regexp '%s' is '%s'" % (regexp, action))
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show = wrap(show, ['channel', 'something'])
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def listall(self, irc, msg, args, channel):
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"""[<channel>]
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Lists regexps present in the triggers database.
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<channel> is only necessary if the message isn't sent in the channel
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itself.
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"""
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db = self.getDb(channel)
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cursor = db.cursor()
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cursor.execute("SELECT regexp FROM triggers")
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if cursor.rowcount != 0:
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regexps = cursor.fetchall()
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else:
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irc.error('There is no available regexp triggers.')
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s = [ regexp[0] for regexp in regexps ]
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irc.reply("'" + "','".join(s) + "'")
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listall = wrap(listall, ['channel'])
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def triggerrank(self, irc, msg, args, channel):
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"""[<channel>]
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Returns a list of top-ranked regexps, sorted by usage count
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(rank). The number of regexps returned is set by the
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rankListLength registry value. <channel> is only necessary if the
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message isn't sent in the channel itself.
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"""
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numregexps = self.registryValue('rankListLength', channel)
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db = self.getDb(channel)
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cursor = db.cursor()
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cursor.execute("""SELECT regexp, usage_count
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FROM triggers
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ORDER BY usage_count DESC
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LIMIT %s""", numregexps)
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regexps = cursor.fetchall()
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s = [ "#%d %s (%d)" % (i+1, regexp[0], regexp[1]) for i, regexp in enumerate(regexps) ]
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irc.reply(", ".join(s))
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triggerrank = wrap(triggerrank, ['channel'])
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Class = MessageParser
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