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Limnoria/plugins/MoobotFactoids/plugin.py
2010-10-29 12:03:08 +02:00

722 lines
28 KiB
Python

###
# Copyright (c) 2003-2005, Daniel DiPaolo
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright notice,
# this list of conditions, and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions, and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# * Neither the name of the author of this software nor the name of
# contributors to this software may be used to endorse or promote products
# derived from this software without specific prior written consent.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
###
import os
import time
import shlex
import string
from cStringIO import StringIO
import supybot.conf as conf
import supybot.ircdb as ircdb
import supybot.utils as utils
from supybot.commands import *
import supybot.plugins as plugins
import supybot.ircutils as ircutils
import supybot.callbacks as callbacks
from supybot.i18n import PluginInternationalization, internationalizeDocstring
_ = PluginInternationalization('MoobotFactoids')
allchars = string.maketrans('', '')
class OptionList(object):
validChars = allchars.translate(allchars, '|()')
def _insideParens(self, lexer):
ret = []
while True:
token = lexer.get_token()
if not token:
return '(%s' % ''.join(ret) #)
elif token == ')':
if '|' in ret:
L = map(''.join,
utils.iter.split('|'.__eq__, ret,
yieldEmpty=True))
return utils.iter.choice(L)
else:
return '(%s)' % ''.join(ret)
elif token == '(':
ret.append(self._insideParens(lexer))
elif token == '|':
ret.append(token)
else:
ret.append(token)
def tokenize(self, s):
lexer = shlex.shlex(StringIO(s))
lexer.commenters = ''
lexer.quotes = ''
lexer.whitespace = ''
lexer.wordchars = self.validChars
ret = []
while True:
token = lexer.get_token()
if not token:
break
elif token == '(':
ret.append(self._insideParens(lexer))
else:
ret.append(token)
return ''.join(ret)
def pickOptions(s):
return OptionList().tokenize(s)
class SqliteMoobotDB(object):
def __init__(self, filename):
self.filename = filename
self.dbs = ircutils.IrcDict()
def close(self):
for db in self.dbs.itervalues():
db.close()
self.dbs.clear()
def _getDb(self, channel):
try:
import sqlite
except ImportError:
raise callbacks.Error, \
'You need to have PySQLite installed to use this ' \
'plugin. Download it at ' \
'<http://code.google.com/p/pysqlite/>'
if channel in self.dbs:
return self.dbs[channel]
filename = plugins.makeChannelFilename(self.filename, channel)
if os.path.exists(filename):
self.dbs[channel] = sqlite.connect(filename)
return self.dbs[channel]
db = sqlite.connect(filename)
self.dbs[channel] = db
cursor = db.cursor()
cursor.execute("""CREATE TABLE factoids (
key TEXT PRIMARY KEY,
created_by INTEGER,
created_at TIMESTAMP,
modified_by INTEGER,
modified_at TIMESTAMP,
locked_at TIMESTAMP,
locked_by INTEGER,
last_requested_by TEXT,
last_requested_at TIMESTAMP,
fact TEXT,
requested_count INTEGER
)""")
db.commit()
return db
def getFactoid(self, channel, key):
db = self._getDb(channel)
cursor = db.cursor()
cursor.execute("""SELECT fact FROM factoids
WHERE key LIKE %s""", key)
if cursor.rowcount == 0:
return None
else:
return cursor.fetchall()[0]
def getFactinfo(self, channel, key):
db = self._getDb(channel)
cursor = db.cursor()
cursor.execute("""SELECT created_by, created_at,
modified_by, modified_at,
last_requested_by, last_requested_at,
requested_count, locked_by, locked_at
FROM factoids
WHERE key LIKE %s""", key)
if cursor.rowcount == 0:
return None
else:
return cursor.fetchone()
def randomFactoid(self, channel):
db = self._getDb(channel)
cursor = db.cursor()
cursor.execute("""SELECT fact, key FROM factoids
ORDER BY random() LIMIT 1""")
if cursor.rowcount == 0:
return None
else:
return cursor.fetchone()
def addFactoid(self, channel, key, value, creator_id):
db = self._getDb(channel)
cursor = db.cursor()
cursor.execute("""INSERT INTO factoids VALUES
(%s, %s, %s, NULL, NULL, NULL, NULL,
NULL, NULL, %s, 0)""",
key, creator_id, int(time.time()), value)
db.commit()
def updateFactoid(self, channel, key, newvalue, modifier_id):
db = self._getDb(channel)
cursor = db.cursor()
cursor.execute("""UPDATE factoids
SET fact=%s, modified_by=%s,
modified_at=%s WHERE key LIKE %s""",
newvalue, modifier_id, int(time.time()), key)
db.commit()
def updateRequest(self, channel, key, hostmask):
db = self._getDb(channel)
cursor = db.cursor()
cursor.execute("""UPDATE factoids SET
last_requested_by = %s,
last_requested_at = %s,
requested_count = requested_count + 1
WHERE key = %s""",
hostmask, int(time.time()), key)
db.commit()
def removeFactoid(self, channel, key):
db = self._getDb(channel)
cursor = db.cursor()
cursor.execute("""DELETE FROM factoids WHERE key LIKE %s""",
key)
db.commit()
def locked(self, channel, key):
db = self._getDb(channel)
cursor = db.cursor()
cursor.execute ("""SELECT locked_by FROM factoids
WHERE key LIKE %s""", key)
if cursor.fetchone()[0] is None:
return False
else:
return True
def lock(self, channel, key, locker_id):
db = self._getDb(channel)
cursor = db.cursor()
cursor.execute("""UPDATE factoids
SET locked_by=%s, locked_at=%s
WHERE key LIKE %s""",
locker_id, int(time.time()), key)
db.commit()
def unlock(self, channel, key):
db = self._getDb(channel)
cursor = db.cursor()
cursor.execute("""UPDATE factoids
SET locked_by=%s, locked_at=%s
WHERE key LIKE %s""", None, None, key)
db.commit()
def mostAuthored(self, channel, limit):
db = self._getDb(channel)
cursor = db.cursor()
cursor.execute("""SELECT created_by, count(key) FROM factoids
GROUP BY created_by
ORDER BY count(key) DESC LIMIT %s""", limit)
return cursor.fetchall()
def mostRecent(self, channel, limit):
db = self._getDb(channel)
cursor = db.cursor()
cursor.execute("""SELECT key FROM factoids
ORDER BY created_at DESC LIMIT %s""", limit)
return cursor.fetchall()
def mostPopular(self, channel, limit):
db = self._getDb(channel)
cursor = db.cursor()
cursor.execute("""SELECT key, requested_count FROM factoids
WHERE requested_count > 0
ORDER BY requested_count DESC LIMIT %s""", limit)
if cursor.rowcount == 0:
return []
else:
return cursor.fetchall()
def getKeysByAuthor(self, channel, authorId):
db = self._getDb(channel)
cursor = db.cursor()
cursor.execute("""SELECT key FROM factoids WHERE created_by=%s
ORDER BY key""", authorId)
if cursor.rowcount == 0:
return []
else:
return cursor.fetchall()
def getKeysByGlob(self, channel, glob):
db = self._getDb(channel)
cursor = db.cursor()
glob = '%%%s%%' % glob
cursor.execute("""SELECT key FROM factoids WHERE key LIKE %s
ORDER BY key""", glob)
if cursor.rowcount == 0:
return []
else:
return cursor.fetchall()
def getKeysByValueGlob(self, channel, glob):
db = self._getDb(channel)
cursor = db.cursor()
glob = '%%%s%%' % glob
cursor.execute("""SELECT key FROM factoids WHERE fact LIKE %s
ORDER BY key""", glob)
if cursor.rowcount == 0:
return []
else:
return cursor.fetchall()
MoobotDB = plugins.DB('MoobotFactoids', {'sqlite': SqliteMoobotDB})
class MoobotFactoids(callbacks.Plugin):
"""Add the help for "@help MoobotFactoids" here (assuming you don't implement a MoobotFactoids
command). This should describe *how* to use this plugin."""
callBefore = ['Dunno']
def __init__(self, irc):
self.db = MoobotDB()
self.__parent = super(MoobotFactoids, self)
self.__parent.__init__(irc)
def die(self):
self.__parent.die()
self.db.close()
def reset(self):
self.db.close()
_replyTag = '<reply>'
_actionTag = '<action>'
def _parseFactoid(self, irc, msg, fact):
type = 'define' # Default is to just spit the factoid back as a
# definition of what the key is (i.e., "foo is bar")
newfact = pickOptions(fact)
if newfact.startswith(self._replyTag):
newfact = newfact[len(self._replyTag):]
type = 'reply'
elif newfact.startswith(self._actionTag):
newfact = newfact[len(self._actionTag):]
type = 'action'
newfact = newfact.strip()
newfact = ircutils.standardSubstitute(irc, msg, newfact)
return (type, newfact)
def invalidCommand(self, irc, msg, tokens):
if '=~' in tokens:
self.changeFactoid(irc, msg, tokens)
elif tokens and tokens[0] in ('no', 'no,'):
self.replaceFactoid(irc, msg, tokens)
elif ['is', 'also'] in utils.seq.window(tokens, 2):
self.augmentFactoid(irc, msg, tokens)
else:
key = ' '.join(tokens)
key = self._sanitizeKey(key)
channel = plugins.getChannel(msg.args[0])
fact = self.db.getFactoid(channel, key)
if fact:
self.db.updateRequest(channel, key, msg.prefix)
# getFactoid returns "all results", so we need to extract the
# first one.
fact = fact[0]
# Update the requested count/requested by for this key
hostmask = msg.prefix
# Now actually get the factoid and respond accordingly
(type, text) = self._parseFactoid(irc, msg, fact)
if type == 'action':
irc.reply(text, action=True)
elif type == 'reply':
irc.reply(text, prefixNick=False)
elif type == 'define':
irc.reply(format(_('%s is %s'), key, text),
prefixNick=False)
else:
assert False, 'Spurious type from _parseFactoid'
else:
if 'is' in tokens or '_is_' in tokens:
self.addFactoid(irc, msg, tokens)
def _getUserId(self, irc, prefix):
try:
return ircdb.users.getUserId(prefix)
except KeyError:
irc.errorNotRegistered(Raise=True)
def _sanitizeKey(self, key):
return key.rstrip('!? ')
def _checkNotLocked(self, irc, channel, key):
if self.db.locked(channel, key):
irc.error(format(_('Factoid %q is locked.'), key), Raise=True)
def _getFactoid(self, irc, channel, key):
fact = self.db.getFactoid(channel, key)
if fact is not None:
return fact
else:
irc.error(format(_('Factoid %q not found.'), key), Raise=True)
def _getKeyAndFactoid(self, tokens):
if '_is_' in tokens:
p = '_is_'.__eq__
elif 'is' in tokens:
p = 'is'.__eq__
else:
self.log.debug('Invalid tokens for {add,replace}Factoid: %s.',
tokens)
s = _('Missing an \'is\' or \'_is_\'.')
raise ValueError, s
(key, newfact) = map(' '.join, utils.iter.split(p, tokens, maxsplit=1))
key = self._sanitizeKey(key)
return (key, newfact)
def addFactoid(self, irc, msg, tokens):
# First, check and see if the entire message matches a factoid key
channel = plugins.getChannel(msg.args[0])
id = self._getUserId(irc, msg.prefix)
try:
(key, fact) = self._getKeyAndFactoid(tokens)
except ValueError, e:
irc.error(str(e), Raise=True)
# Check and make sure it's not in the DB already
if self.db.getFactoid(channel, key):
irc.error(format(_('Factoid %q already exists.'), key), Raise=True)
self.db.addFactoid(channel, key, fact, id)
irc.replySuccess()
def changeFactoid(self, irc, msg, tokens):
id = self._getUserId(irc, msg.prefix)
(key, regexp) = map(' '.join,
utils.iter.split('=~'.__eq__, tokens, maxsplit=1))
channel = plugins.getChannel(msg.args[0])
# Check and make sure it's in the DB
fact = self._getFactoid(irc, channel, key)
self._checkNotLocked(irc, channel, key)
# It's fair game if we get to here
try:
r = utils.str.perlReToReplacer(regexp)
except ValueError, e:
irc.errorInvalid('regexp', regexp, Raise=True)
fact = fact[0]
new_fact = r(fact)
self.db.updateFactoid(channel, key, new_fact, id)
irc.replySuccess()
def augmentFactoid(self, irc, msg, tokens):
# Must be registered!
id = self._getUserId(irc, msg.prefix)
pairs = list(utils.seq.window(tokens, 2))
isAlso = pairs.index(['is', 'also'])
key = ' '.join(tokens[:isAlso])
new_text = ' '.join(tokens[isAlso+2:])
channel = plugins.getChannel(msg.args[0])
fact = self._getFactoid(irc, channel, key)
self._checkNotLocked(irc, channel, key)
# It's fair game if we get to here
fact = fact[0]
new_fact = format(_('%s, or %s'), fact, new_text)
self.db.updateFactoid(channel, key, new_fact, id)
irc.replySuccess()
def replaceFactoid(self, irc, msg, tokens):
# Must be registered!
channel = plugins.getChannel(msg.args[0])
id = self._getUserId(irc, msg.prefix)
del tokens[0] # remove the "no,"
try:
(key, fact) = self._getKeyAndFactoid(tokens)
except ValueError, e:
irc.error(str(e), Raise=True)
_ = self._getFactoid(irc, channel, key)
self._checkNotLocked(irc, channel, key)
self.db.removeFactoid(channel, key)
self.db.addFactoid(channel, key, fact, id)
irc.replySuccess()
@internationalizeDocstring
def literal(self, irc, msg, args, channel, key):
"""[<channel>] <factoid key>
Returns the literal factoid for the given factoid key. No parsing of
the factoid value is done as it is with normal retrieval. <channel>
is only necessary if the message isn't sent in the channel itself.
"""
fact = self._getFactoid(irc, channel, key)
fact = fact[0]
irc.reply(fact)
literal = wrap(literal, ['channeldb', 'text'])
@internationalizeDocstring
def factinfo(self, irc, msg, args, channel, key):
"""[<channel>] <factoid key>
Returns the various bits of info on the factoid for the given key.
<channel> is only necessary if the message isn't sent in the channel
itself.
"""
# Start building the response string
s = key + ': '
# Next, get all the info and build the response piece by piece
info = self.db.getFactinfo(channel, key)
if not info:
irc.error(format(_('No such factoid: %q'), key))
return
(created_by, created_at, modified_by, modified_at, last_requested_by,
last_requested_at, requested_count, locked_by, locked_at) = info
# First, creation info.
# Map the integer created_by to the username
created_by = plugins.getUserName(created_by)
created_at = time.strftime(conf.supybot.reply.format.time(),
time.localtime(int(created_at)))
s += format(_('Created by %s on %s.'), created_by, created_at)
# Next, modification info, if any.
if modified_by is not None:
modified_by = plugins.getUserName(modified_by)
modified_at = time.strftime(conf.supybot.reply.format.time(),
time.localtime(int(modified_at)))
s += format(_(' Last modified by %s on %s.'), modified_by,
modified_at)
# Next, last requested info, if any
if last_requested_by is not None:
last_by = last_requested_by # not an int user id
last_at = time.strftime(conf.supybot.reply.format.time(),
time.localtime(int(last_requested_at)))
req_count = requested_count
s += format(_(' Last requested by %s on %s, requested %n.'),
last_by, last_at, (requested_count, 'time'))
# Last, locked info
if locked_at is not None:
lock_at = time.strftime(conf.supybot.reply.format.time(),
time.localtime(int(locked_at)))
lock_by = plugins.getUserName(locked_by)
s += format(_(' Locked by %s on %s.'), lock_by, lock_at)
irc.reply(s)
factinfo = wrap(factinfo, ['channeldb', 'text'])
def _lock(self, irc, msg, channel, user, key, locking=True):
#self.log.debug('in _lock')
#self.log.debug('id: %s', id)
id = user.id
info = self.db.getFactinfo(channel, key)
if not info:
irc.error(format(_('No such factoid: %q'), key))
return
(created_by, _, _, _, _, _, _, locked_by, _) = info
# Don't perform redundant operations
if locking and locked_by is not None:
irc.error(format(_('Factoid %q is already locked.'), key))
return
if not locking and locked_by is None:
irc.error(format(_('Factoid %q is not locked.'), key))
return
# Can only lock/unlock own factoids unless you're an admin
#self.log.debug('admin?: %s', ircdb.checkCapability(id, 'admin'))
#self.log.debug('created_by: %s', created_by)
if not (ircdb.checkCapability(id, 'admin') or created_by == id):
if locking:
s = 'lock'
else:
s = 'unlock'
irc.error(format(_('Cannot %s someone else\'s factoid unless you '
'are an admin.'), s))
return
# Okay, we're done, ready to lock/unlock
if locking:
self.db.lock(channel, key, id)
else:
self.db.unlock(channel, key)
irc.replySuccess()
@internationalizeDocstring
def lock(self, irc, msg, args, channel, user, key):
"""[<channel>] <factoid key>
Locks the factoid with the given factoid key. Requires that the user
be registered and have created the factoid originally. <channel> is
only necessary if the message isn't sent in the channel itself.
"""
self._lock(irc, msg, channel, user, key, True)
lock = wrap(lock, ['channeldb', 'user', 'text'])
@internationalizeDocstring
def unlock(self, irc, msg, args, channel, user, key):
"""[<channel>] <factoid key>
Unlocks the factoid with the given factoid key. Requires that the
user be registered and have locked the factoid. <channel> is only
necessary if the message isn't sent in the channel itself.
"""
self._lock(irc, msg, channel, user, key, False)
unlock = wrap(unlock, ['channeldb', 'user', 'text'])
@internationalizeDocstring
def most(self, irc, msg, args, channel, method):
"""[<channel>] {popular|authored|recent}
Lists the most {popular|authored|recent} factoids. "popular" lists the
most frequently requested factoids. "authored" lists the author with
the most factoids. "recent" lists the most recently created factoids.
<channel> is only necessary if the message isn't sent in the channel
itself.
"""
method = method.capitalize()
method = getattr(self, '_most%s' % method, None)
if method is None:
raise callbacks.ArgumentError
limit = self.registryValue('mostCount', channel)
method(irc, channel, limit)
most = wrap(most, ['channeldb',
('literal', ('popular', 'authored', 'recent'))])
def _mostAuthored(self, irc, channel, limit):
results = self.db.mostAuthored(channel, limit)
L = ['%s (%s)' % (plugins.getUserName(t[0]), int(t[1]))
for t in results]
if L:
author = _('author')
if len(L) != 1:
author = _('authors')
irc.reply(format(_('Most prolific %s: %L'), author, L))
else:
irc.error(_('There are no factoids in my database.'))
def _mostRecent(self, irc, channel, limit):
results = self.db.mostRecent(channel, limit)
L = [format('%q', t[0]) for t in results]
if L:
if len(L) < 2:
latest = _('latest factoid')
else:
latest = _('latest factoids')
irc.reply(format(_('%s: %L'), latest, L))
else:
irc.error(_('There are no factoids in my database.'))
def _mostPopular(self, irc, channel, limit):
results = self.db.mostPopular(channel, limit)
L = [format('%q (%s)', t[0], t[1]) for t in results]
if L:
if len(L) < 2:
requested = _('requested factoid')
else:
requested = _('requested factoids')
irc.reply(format(_('Top %s: %L'), requested, L))
else:
irc.error(_('No factoids have been requested from my database.'))
@internationalizeDocstring
def listauth(self, irc, msg, args, channel, author):
"""[<channel>] <author name>
Lists the keys of the factoids with the given author. Note that if an
author has an integer name, you'll have to use that author's id to use
this function (so don't use integer usernames!). <channel> is only
necessary if the message isn't sent in the channel itself.
"""
try:
id = ircdb.users.getUserId(author)
except KeyError:
irc.errorNoUser(name=author, Raise=True)
results = self.db.getKeysByAuthor(channel, id)
if not results:
irc.reply(format(_('No factoids by %q found.'), author))
return
keys = [format('%q', t[0]) for t in results]
s = format(_('Author search for %q (%i found): %L'),
author, len(keys), keys)
irc.reply(s)
listauth = wrap(listauth, ['channeldb', 'something'])
@internationalizeDocstring
def listkeys(self, irc, msg, args, channel, search):
"""[<channel>] <text>
Lists the keys of the factoids whose key contains the provided text.
<channel> is only necessary if the message isn't sent in the channel
itself.
"""
results = self.db.getKeysByGlob(channel, search)
if not results:
irc.reply(format(_('No keys matching %q found.'), search))
elif len(results) == 1 and \
self.registryValue('showFactoidIfOnlyOneMatch', channel):
key = results[0][0]
self.invalidCommand(irc, msg, [key])
else:
keys = [format('%q', tup[0]) for tup in results]
s = format(_('Key search for %q (%i found): %L'),
search, len(keys), keys)
irc.reply(s)
listkeys = wrap(listkeys, ['channeldb', 'text'])
@internationalizeDocstring
def listvalues(self, irc, msg, args, channel, search):
"""[<channel>] <text>
Lists the keys of the factoids whose value contains the provided text.
<channel> is only necessary if the message isn't sent in the channel
itself.
"""
results = self.db.getKeysByValueGlob(channel, search)
if not results:
irc.reply(format(_('No values matching %q found.'), search))
return
keys = [format('%q', tup[0]) for tup in results]
s = format(_('Value search for %q (%i found): %L'),
search, len(keys), keys)
irc.reply(s)
listvalues = wrap(listvalues, ['channeldb', 'text'])
@internationalizeDocstring
def remove(self, irc, msg, args, channel, _, key):
"""[<channel>] <factoid key>
Deletes the factoid with the given key. <channel> is only necessary
if the message isn't sent in the channel itself.
"""
_ = self._getFactoid(irc, channel, key)
self._checkNotLocked(irc, channel, key)
self.db.removeFactoid(channel, key)
irc.replySuccess()
remove = wrap(remove, ['channeldb', 'user', 'text'])
@internationalizeDocstring
def random(self, irc, msg, args, channel):
"""[<channel>]
Displays a random factoid (along with its key) from the database.
<channel> is only necessary if the message isn't sent in the channel
itself.
"""
results = self.db.randomFactoid(channel)
if not results:
irc.error(_('No factoids in the database.'))
return
(fact, key) = results
irc.reply(format('Random factoid: %q is %q', key, fact))
random = wrap(random, ['channeldb'])
MoobotFactoids = internationalizeDocstring(MoobotFactoids)
Class = MoobotFactoids
# vim:set shiftwidth=4 softtabstop=8 expandtab textwidth=78: