mirror of
https://github.com/Mikaela/Limnoria.git
synced 2024-12-18 16:12:42 +01:00
489 lines
18 KiB
Python
489 lines
18 KiB
Python
###
|
|
# Copyright (c) 2013, Valentin Lorentz
|
|
# 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 re
|
|
import os
|
|
import sys
|
|
import datetime
|
|
|
|
import supybot.utils as utils
|
|
import supybot.ircdb as ircdb
|
|
from supybot.commands import *
|
|
import supybot.plugins as plugins
|
|
import supybot.ircutils as ircutils
|
|
import supybot.callbacks as callbacks
|
|
from supybot.i18n import PluginInternationalization
|
|
_ = PluginInternationalization('Aka')
|
|
|
|
try:
|
|
import sqlalchemy
|
|
import sqlalchemy.ext
|
|
import sqlalchemy.ext.declarative
|
|
except ImportError:
|
|
sqlalchemy = None
|
|
|
|
if sqlalchemy:
|
|
|
|
Base = sqlalchemy.ext.declarative.declarative_base()
|
|
class Alias(Base):
|
|
__tablename__ = 'aliases'
|
|
|
|
id = sqlalchemy.Column(sqlalchemy.Integer, primary_key=True)
|
|
name = sqlalchemy.Column(sqlalchemy.String, unique=True, nullable=False)
|
|
alias = sqlalchemy.Column(sqlalchemy.String, nullable=False)
|
|
|
|
locked = sqlalchemy.Column(sqlalchemy.Boolean, nullable=False)
|
|
locked_by = sqlalchemy.Column(sqlalchemy.String, nullable=True)
|
|
locked_at = sqlalchemy.Column(sqlalchemy.DateTime, nullable=True)
|
|
|
|
def __init__(self, name, alias):
|
|
self.name = name
|
|
self.alias = alias
|
|
self.locked = False
|
|
self.locked_by = None
|
|
self.locked_at = None
|
|
def __repr__(self):
|
|
return "<Alias('%r', '%r')>" % (self.name, self.alias)
|
|
|
|
# TODO: Add table for usage statistics
|
|
|
|
class SqlAlchemyAkaDB(object):
|
|
def __init__(self, filename):
|
|
self.engines = ircutils.IrcDict()
|
|
self.filename = filename
|
|
self.sqlalchemy = sqlalchemy
|
|
|
|
def close(self):
|
|
self.dbs.clear()
|
|
|
|
def get_db(self, channel):
|
|
if channel in self.engines:
|
|
engine = self.engines[channel]
|
|
else:
|
|
filename = plugins.makeChannelFilename(self.filename, channel)
|
|
exists = os.path.exists(filename)
|
|
engine = sqlalchemy.create_engine('sqlite:///' + filename)
|
|
if not exists:
|
|
Base.metadata.create_all(engine)
|
|
self.engines[channel] = engine
|
|
assert engine.execute("select 1").scalar() == 1
|
|
Session = sqlalchemy.orm.sessionmaker()
|
|
Session.configure(bind=engine)
|
|
return Session()
|
|
|
|
|
|
def has_aka(self, channel, name):
|
|
if sys.version_info[0] < 3 and isinstance(name, str):
|
|
name = name.decode('utf8')
|
|
count = self.get_db(channel).query(Alias) \
|
|
.filter(Alias.name == name) \
|
|
.count()
|
|
return bool(count)
|
|
def get_aka_list(self, channel):
|
|
list_ = list(self.get_db(channel).query(Alias.name))
|
|
return list_
|
|
|
|
def get_alias(self, channel, name):
|
|
if sys.version_info[0] < 3 and isinstance(name, str):
|
|
name = name.decode('utf8')
|
|
try:
|
|
return self.get_db(channel).query(Alias.alias) \
|
|
.filter(Alias.name == name).one()[0]
|
|
except sqlalchemy.orm.exc.NoResultFound:
|
|
return None
|
|
|
|
def add_aka(self, channel, name, alias):
|
|
if self.has_aka(channel, name):
|
|
raise AkaError(_('This Aka already exists.'))
|
|
if sys.version_info[0] < 3:
|
|
if isinstance(name, str):
|
|
name = name.decode('utf8')
|
|
if isinstance(alias, str):
|
|
alias = alias.decode('utf8')
|
|
db = self.get_db(channel)
|
|
db.add(Alias(name, alias))
|
|
db.commit()
|
|
|
|
def remove_aka(self, channel, name):
|
|
if sys.version_info[0] < 3 and isinstance(name, str):
|
|
name = name.decode('utf8')
|
|
db = self.get_db(channel)
|
|
db.query(Alias).filter(Alias.name == name).delete()
|
|
db.commit()
|
|
|
|
def lock_aka(self, channel, name, by):
|
|
if sys.version_info[0] < 3 and isinstance(name, str):
|
|
name = name.decode('utf8')
|
|
db = self.get_db(channel)
|
|
try:
|
|
aka = db.query(Alias) \
|
|
.filter(Alias.name == name).one()
|
|
except sqlalchemy.orm.exc.NoResultFound:
|
|
raise AkaError(_('This Aka does not exist'))
|
|
if aka.locked:
|
|
raise AkaError(_('This Aka is already locked.'))
|
|
aka.locked = True
|
|
aka.locked_by = by
|
|
aka.locked_at = datetime.datetime.now()
|
|
db.commit()
|
|
|
|
def unlock_aka(self, channel, name, by):
|
|
if sys.version_info[0] < 3 and isinstance(name, str):
|
|
name = name.decode('utf8')
|
|
db = self.get_db(channel)
|
|
try:
|
|
aka = db.query(Alias) \
|
|
.filter(Alias.name == name).one()
|
|
except sqlalchemy.orm.exc.NoResultFound:
|
|
raise AkaError(_('This Aka does not exist'))
|
|
if not aka.locked:
|
|
raise AkaError(_('This Aka is already unlocked.'))
|
|
aka.locked = False
|
|
aka.locked_by = by
|
|
aka.locked_at = datetime.datetime.now()
|
|
db.commit()
|
|
|
|
def get_aka_lock(self, channel, name):
|
|
if sys.version_info[0] < 3 and isinstance(name, str):
|
|
name = name.decode('utf8')
|
|
try:
|
|
return self.get_db(channel) \
|
|
.query(Alias.locked, Alias.locked_by, Alias.locked_at)\
|
|
.filter(Alias.name == name).one()
|
|
except sqlalchemy.orm.exc.NoResultFound:
|
|
raise AkaError(_('This Aka does not exist'))
|
|
|
|
|
|
def getArgs(args, required=1, optional=0, wildcard=0):
|
|
if len(args) < required:
|
|
raise callbacks.ArgumentError
|
|
if len(args) < required + optional:
|
|
ret = list(args) + ([''] * (required + optional - len(args)))
|
|
elif len(args) >= required + optional:
|
|
if not wildcard:
|
|
ret = list(args[:required + optional - 1])
|
|
ret.append(' '.join(args[required + optional - 1:]))
|
|
else:
|
|
ret = list(args)
|
|
return ret
|
|
|
|
class AkaError(Exception):
|
|
pass
|
|
|
|
class RecursiveAlias(AkaError):
|
|
pass
|
|
|
|
dollarRe = re.compile(r'\$(\d+)')
|
|
def findBiggestDollar(alias):
|
|
dollars = dollarRe.findall(alias)
|
|
dollars = map(int, dollars)
|
|
dollars.sort()
|
|
if dollars:
|
|
return dollars[-1]
|
|
else:
|
|
return 0
|
|
|
|
atRe = re.compile(r'@(\d+)')
|
|
def findBiggestAt(alias):
|
|
ats = atRe.findall(alias)
|
|
ats = map(int, ats)
|
|
ats.sort()
|
|
if ats:
|
|
return ats[-1]
|
|
else:
|
|
return 0
|
|
|
|
AkaDB = plugins.DB('Aka', {'sqlalchemy': SqlAlchemyAkaDB})
|
|
|
|
class Aka(callbacks.Plugin):
|
|
"""Add the help for "@plugin help Aka" here
|
|
This should describe *how* to use this plugin."""
|
|
|
|
def __init__(self, irc):
|
|
self.__parent = super(Aka, self)
|
|
self.__parent.__init__(irc)
|
|
self._db = AkaDB()
|
|
|
|
def isCommandMethod(self, name):
|
|
if sys.version_info[0] < 3 and isinstance(name, str):
|
|
name = name.decode('utf8')
|
|
channel = dynamic.channel or 'global'
|
|
return self._db.has_aka(channel, name) or \
|
|
self._db.has_aka('global', name) or \
|
|
self.__parent.isCommandMethod(name)
|
|
isCommand = isCommandMethod
|
|
|
|
def listCommands(self):
|
|
channel = dynamic.channel or 'global'
|
|
return list(set(map(callbacks.formatCommand,
|
|
self._db.get_aka_list(channel) +
|
|
self._db.get_aka_list('global')) +
|
|
self.__parent.listCommands()))
|
|
|
|
def getCommand(self, args):
|
|
canonicalName = callbacks.canonicalName
|
|
# All the code from here to the 'for' loop is copied from callbacks.py
|
|
assert args == map(canonicalName, args)
|
|
first = args[0]
|
|
for cb in self.cbs:
|
|
if first == cb.canonicalName():
|
|
return cb.getCommand(args)
|
|
if first == self.canonicalName() and len(args) > 1:
|
|
ret = self.getCommand(args[1:])
|
|
if ret:
|
|
return [first] + ret
|
|
for i in xrange(len(args), 0, -1):
|
|
if self.isCommandMethod(callbacks.formatCommand(args[0:i])):
|
|
return args[0:i]
|
|
return []
|
|
|
|
def getCommandMethod(self, command):
|
|
if len(command) == 1 or command[0] == self.canonicalName():
|
|
try:
|
|
return self.__parent.getCommandMethod(command)
|
|
except AttributeError:
|
|
pass
|
|
name = callbacks.formatCommand(command)
|
|
channel = dynamic.channel or 'global'
|
|
original = self._db.get_alias(channel, name)
|
|
if not original:
|
|
original = self._db.get_alias('global', name)
|
|
biggestDollar = findBiggestDollar(original)
|
|
biggestAt = findBiggestAt(original)
|
|
wildcard = '$*' in original
|
|
def f(irc, msg, args):
|
|
tokens = callbacks.tokenize(original)
|
|
if biggestDollar or biggestAt:
|
|
args = getArgs(args, required=biggestDollar, optional=biggestAt,
|
|
wildcard=wildcard)
|
|
def regexpReplace(m):
|
|
idx = int(m.group(1))
|
|
return args[idx-1]
|
|
def replace(tokens, replacer):
|
|
for (i, token) in enumerate(tokens):
|
|
if isinstance(token, list):
|
|
replace(token, replacer)
|
|
else:
|
|
tokens[i] = replacer(token)
|
|
replace(tokens, lambda s: dollarRe.sub(regexpReplace, s))
|
|
args = args[biggestDollar:]
|
|
if biggestAt:
|
|
replace(tokens, lambda s: atRe.sub(regexpReplace, s))
|
|
if wildcard:
|
|
def everythingReplace(tokens):
|
|
new_tokens = []
|
|
for (i, token) in enumerate(tokens):
|
|
if isinstance(token, list):
|
|
if everythingReplace(token):
|
|
return
|
|
if token == '$*':
|
|
new_tokens.extend(args)
|
|
else:
|
|
new_tokens.append(
|
|
token.replace('$*', ' '.join(args)))
|
|
tokens[:] = new_tokens
|
|
return False
|
|
everythingReplace(tokens)
|
|
self.Proxy(irc, msg, tokens)
|
|
if biggestDollar and (wildcard or biggestAt):
|
|
flexargs = _(' at least')
|
|
else:
|
|
flexargs = ''
|
|
try:
|
|
lock = self._db.get_aka_lock(channel, name)
|
|
except AkaError:
|
|
lock = self._db.get_aka_lock('global', name)
|
|
(locked, locked_by, locked_at) = lock
|
|
if locked:
|
|
lock = ' ' + _('Locked by %s at %s') % (locked_by, locked_at)
|
|
else:
|
|
lock = ''
|
|
doc = format(_('<an alias,%s %n>\n\nAlias for %q.%s'),
|
|
flexargs, (biggestDollar, _('argument')), original, lock)
|
|
f = utils.python.changeFunctionName(f, name, doc)
|
|
return f
|
|
|
|
def _add_aka(self, channel, name, alias):
|
|
if self.__parent.isCommandMethod(name):
|
|
raise AkaError(_('You can\'t overwrite commands in '
|
|
'this plugin.'))
|
|
if self._db.has_aka(channel, name):
|
|
raise AkaError(_('This Aka already exists.'))
|
|
biggestDollar = findBiggestDollar(alias)
|
|
biggestAt = findBiggestAt(alias)
|
|
wildcard = '$*' in alias
|
|
self._db.add_aka(channel, name, alias)
|
|
|
|
def _remove_aka(self, channel, name, evenIfLocked=False):
|
|
if not evenIfLocked:
|
|
(locked, by, at) = self._db.get_aka_lock(channel, name)
|
|
if locked:
|
|
raise AkaError(_('This Aka is locked.'))
|
|
self._db.remove_aka(channel, name)
|
|
|
|
def add(self, irc, msg, args, optlist, name, alias):
|
|
"""[--channel <#channel>] <name> <command>
|
|
|
|
Defines an alias <name> that executes <command>. The <command>
|
|
should be in the standard "command argument [nestedcommand argument]"
|
|
arguments to the alias; they'll be filled with the first, second, etc.
|
|
arguments. $1, $2, etc. can be used for required arguments. @1, @2,
|
|
etc. can be used for optional arguments. $* simply means "all
|
|
arguments that have not replaced $1, $2, etc.", ie. it will also
|
|
include optional arguments.
|
|
"""
|
|
channel = 'global'
|
|
for (option, arg) in optlist:
|
|
if option == 'channel':
|
|
if not ircutils.isChannel(arg):
|
|
irc.error(_('%r is not a valid channel.') % arg,
|
|
Raise=True)
|
|
channel = arg
|
|
if ' ' not in alias:
|
|
# If it's a single word, they probably want $*.
|
|
alias += ' $*'
|
|
try:
|
|
self._add_aka(channel, name, alias)
|
|
self.log.info('Adding Aka %r for %r (from %s)' % (
|
|
name, alias, msg.prefix))
|
|
irc.replySuccess()
|
|
except AkaError as e:
|
|
irc.error(str(e))
|
|
add = wrap(add, [getopts({
|
|
'channel': 'somethingWithoutSpaces',
|
|
}), 'something', 'text'])
|
|
|
|
def remove(self, irc, msg, args, optlist, name):
|
|
"""[--channel <#channel>] <name>
|
|
|
|
Removes the given alias, if unlocked.
|
|
"""
|
|
channel = 'global'
|
|
for (option, arg) in optlist:
|
|
if option == 'channel':
|
|
if not ircutils.isChannel(arg):
|
|
irc.error(_('%r is not a valid channel.') % arg,
|
|
Raise=True)
|
|
channel = arg
|
|
try:
|
|
self._remove_aka(channel, name)
|
|
self.log.info('Removing Aka %r (from %s)' % (name, msg.prefix))
|
|
irc.replySuccess()
|
|
except AkaError as e:
|
|
irc.error(str(e))
|
|
remove = wrap(remove, [getopts({
|
|
'channel': 'somethingWithoutSpaces',
|
|
}), 'something'])
|
|
|
|
def _checkManageCapabilities(self, irc, msg, channel):
|
|
"""Check if the user has any of the required capabilities to manage
|
|
the regexp database."""
|
|
if channel != 'global':
|
|
capability = ircdb.makeChannelCapability(channel, 'op')
|
|
else:
|
|
capability = 'admin'
|
|
if not ircdb.checkCapability(msg.prefix, capability):
|
|
irc.errorNoCapability(capability, Raise=True)
|
|
|
|
def lock(self, irc, msg, args, optlist, user, name):
|
|
"""[--channel <#channel>] <alias>
|
|
|
|
Locks an alias so that no one else can change it.
|
|
"""
|
|
channel = 'global'
|
|
for (option, arg) in optlist:
|
|
if option == 'channel':
|
|
if not ircutils.isChannel(arg):
|
|
irc.error(_('%r is not a valid channel.') % arg,
|
|
Raise=True)
|
|
channel = arg
|
|
self._checkManageCapabilities(irc, msg, channel)
|
|
try:
|
|
self._db.lock_aka(channel, name, user.name)
|
|
except AkaError as e:
|
|
irc.error(str(e))
|
|
else:
|
|
irc.replySuccess()
|
|
lock = wrap(lock, [getopts({
|
|
'channel': 'somethingWithoutSpaces',
|
|
}), 'user', 'something'])
|
|
|
|
def unlock(self, irc, msg, args, optlist, user, name):
|
|
"""[--channel <#channel>] <alias>
|
|
|
|
Unlocks an alias so that people can define new aliases over it.
|
|
"""
|
|
channel = 'global'
|
|
for (option, arg) in optlist:
|
|
if option == 'channel':
|
|
if not ircutils.isChannel(arg):
|
|
irc.error(_('%r is not a valid channel.') % arg,
|
|
Raise=True)
|
|
channel = arg
|
|
self._checkManageCapabilities(irc, msg, channel)
|
|
try:
|
|
self._db.unlock_aka(channel, name, user.name)
|
|
except AkaError as e:
|
|
irc.error(str(e))
|
|
else:
|
|
irc.replySuccess()
|
|
unlock = wrap(unlock, [getopts({
|
|
'channel': 'somethingWithoutSpaces',
|
|
}), 'user', 'something'])
|
|
|
|
def importaliasdatabase(self, irc, msg, args):
|
|
"""takes no arguments
|
|
|
|
Imports the Alias database into Aka's, and clean the former."""
|
|
alias_plugin = irc.getCallback('Alias')
|
|
if alias_plugin is None:
|
|
irc.error(_('Alias plugin is not loaded.'), Raise=True)
|
|
errors = {}
|
|
for (name, (command, locked, func)) in alias_plugin.aliases.items():
|
|
try:
|
|
self._add_aka('global', name, command)
|
|
except AkaError as e:
|
|
errors[name] = e.args[0]
|
|
else:
|
|
alias_plugin.removeAlias(name)
|
|
if errors:
|
|
irc.error(format(_('Error occured when importing the %n: %L'),
|
|
(len(errors), 'following', 'command'),
|
|
map(lambda x:'%s (%s)' % x, errors.items())))
|
|
else:
|
|
irc.replySuccess()
|
|
importaliasdatabase = wrap(importaliasdatabase, ['owner'])
|
|
|
|
|
|
Class = Aka
|
|
|
|
|
|
# vim:set shiftwidth=4 softtabstop=4 expandtab textwidth=79:
|