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Limnoria/plugins/Factoids/plugin.py
Valentin Lorentz 4576874128 httpserver: Respond to HEAD requests. Closes GH-1203.
2016-01-05 18:25:35 +01:00

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###
# Copyright (c) 2002-2005, Jeremiah Fincher
# Copyright (c) 2009-2010, James McCoy
# 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 sys
import time
import string
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.utils.minisix as minisix
import supybot.ircutils as ircutils
import supybot.callbacks as callbacks
import supybot.httpserver as httpserver
from supybot.i18n import PluginInternationalization, internationalizeDocstring
_ = PluginInternationalization('Factoids')
import sqlite3
import re
from supybot.utils.seq import dameraulevenshtein
def getFactoid(irc, msg, args, state):
assert not state.channel
callConverter('channel', irc, msg, args, state)
separator = state.cb.registryValue('learnSeparator', state.channel)
try:
i = args.index(separator)
except ValueError:
raise callbacks.ArgumentError
args.pop(i)
key = []
value = []
for (j, s) in enumerate(args[:]):
if j < i:
key.append(args.pop(0))
else:
value.append(args.pop(0))
if not key or not value:
raise callbacks.ArgumentError
state.args.append(' '.join(key))
state.args.append(' '.join(value))
def getFactoidId(irc, msg, args, state):
Type = 'key id'
p = lambda i: i > 0
callConverter('int', irc, msg, args, state, Type, p)
addConverter('factoid', getFactoid)
addConverter('factoidId', getFactoidId)
PAGE_SKELETON = """\
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>Factoids</title>
<link rel="stylesheet" href="/default.css" />
</head>
%s
</html>"""
DEFAULT_TEMPLATES = {
'factoids/index.html': PAGE_SKELETON % """\
<body class="purelisting">
<h1>Factoids</h1>
<form action="." method="post">
<label for="chan">Channel name:</label>
<input type="text" placeholder="#channel" name="chan" id="chan" />
<input type="submit" name="submit" value="view" />
</form>
</body>""",
'factoids/channel.html': PAGE_SKELETON % """\
<body class="puretable">
<h1>Factoids of %(channel)s</h1>
<table>
<tr class="header">
<th class="key">""" + _('key') + """</th>
<th class="id">""" + _('id') + """</th>
<th class="fact">""" + _('fact') + """</th>
</tr>
%(rows)s
</table>
</body>"""
}
httpserver.set_default_templates(DEFAULT_TEMPLATES)
class FactoidsCallback(httpserver.SupyHTTPServerCallback):
name = 'Factoids web interface'
def doGetOrHead(self, handler, path, write_content):
parts = path.split('/')[1:]
if path == '/':
self.send_response(200)
self.send_header('Content-type', 'text/html; charset=utf-8')
self.end_headers()
self.write(httpserver.get_template('factoids/index.html'))
elif len(parts) == 2:
channel = utils.web.unquote(parts[0])
if not ircutils.isChannel(channel):
self.send_response(404)
self.send_header('Content-type', 'text/html; charset=utf-8')
self.end_headers()
if write_content:
self.write(httpserver.get_template('generic/error.html')%
{'title': 'Factoids - not a channel',
'error': 'This is not a channel'})
return
if not self._plugin.registryValue('web.channel', channel):
self.send_response(403)
self.send_header('Content-type', 'text/html; charset=utf-8')
self.end_headers()
if write_content:
self.write(httpserver.get_template('generic/error.html')%
{'title': 'Factoids - unavailable',
'error': 'This channel does not exist or its factoids '
'are not available here.'})
return
db = self._plugin.getDb(channel)
cursor = db.cursor()
cursor.execute("""SELECT keys.key, factoids.id, factoids.fact
FROM factoids, keys, relations
WHERE relations.key_id=keys.id AND relations.fact_id=factoids.id
""")
factoids = {}
for (key, id_, fact) in cursor.fetchall():
if key not in factoids:
factoids[key] = {}
factoids[key][id_] = fact
content = ''
keys = factoids.keys()
keys.sort()
for key in keys:
facts = factoids[key]
content += '<tr>'
content += ('<td rowspan="%i" class="key">'
'<a name="%s" href="#%s">%s</a>'
'</td>') % (len(facts), key, key, key)
for id_, fact in facts.items():
content += '<td class="id">%i</td>' % id_
content += '<td class="fact">%s</td>' % fact
content += '</tr><tr>'
content = content[:-len('<tr>')]
self.send_response(200)
self.send_header('Content-type', 'text/html; charset=utf-8')
self.end_headers()
if write_content:
self.write(httpserver.get_template('factoids/channel.html')%
{'channel': channel, 'rows': content})
def doPost(self, handler, path, form):
if 'chan' in form:
self.send_response(303)
self.send_header('Location',
'./%s/' % utils.web.quote(form['chan'].value))
self.end_headers()
else:
self.send_response(400)
self.send_header('Content-type', 'text/plain; charset=utf-8')
self.end_headers()
self.write('Missing field \'chan\'.')
class Factoids(callbacks.Plugin, plugins.ChannelDBHandler):
"""Provides the ability to show Factoids."""
def __init__(self, irc):
callbacks.Plugin.__init__(self, irc)
plugins.ChannelDBHandler.__init__(self)
self._http_running = False
conf.supybot.plugins.Factoids.web.enable.addCallback(self._doHttpConf)
if self.registryValue('web.enable'):
self._startHttp()
def _doHttpConf(self, *args, **kwargs):
if self.registryValue('web.enable'):
if not self._http_running:
self._startHttp()
else:
if self._http_running:
self._stopHttp()
def _startHttp(self):
callback = FactoidsCallback()
callback._plugin = self
httpserver.hook('factoids', callback)
self._http_running = True
def _stopHttp(self):
httpserver.unhook('factoids')
self._http_running = False
def die(self):
if self.registryValue('web.enable'):
self._stopHttp()
super(self.__class__, self).die()
def makeDb(self, filename):
if os.path.exists(filename):
db = sqlite3.connect(filename)
if minisix.PY2:
db.text_factory = str
return db
db = sqlite3.connect(filename)
if minisix.PY2:
db.text_factory = str
cursor = db.cursor()
cursor.execute("""CREATE TABLE keys (
id INTEGER PRIMARY KEY,
key TEXT UNIQUE ON CONFLICT REPLACE
)""")
cursor.execute("""CREATE TABLE factoids (
id INTEGER PRIMARY KEY,
added_by TEXT,
added_at TIMESTAMP,
fact TEXT UNIQUE ON CONFLICT REPLACE,
locked BOOLEAN
)""")
cursor.execute("""CREATE TABLE relations (
id INTEGER PRIMARY KEY,
key_id INTEGER,
fact_id INTEGER,
usage_count INTEGER
)""")
db.commit()
return db
def getCommandHelp(self, command, simpleSyntax=None):
method = self.getCommandMethod(command)
if method.__func__.__name__ == 'learn':
chan = None
if dynamic.msg is not None:
chan = dynamic.msg.args[0]
s = self.registryValue('learnSeparator', chan)
help = callbacks.getHelp
if simpleSyntax is None:
simpleSyntax = conf.get(conf.supybot.reply.showSimpleSyntax,
chan)
if simpleSyntax:
help = callbacks.getSyntax
return help(method,
doc=method._fake__doc__ % (s, s),
name=callbacks.formatCommand(command))
return super(Factoids, self).getCommandHelp(command, simpleSyntax)
def _getKeyAndFactId(self, channel, key, factoid):
db = self.getDb(channel)
cursor = db.cursor()
cursor.execute("SELECT id FROM keys WHERE key=?", (key,))
keyresults = cursor.fetchall()
cursor.execute("SELECT id FROM factoids WHERE fact=?", (factoid,))
factresults = cursor.fetchall()
return (keyresults, factresults,)
def learn(self, irc, msg, args, channel, key, factoid):
if self.registryValue('requireVoice', channel) and \
not irc.state.channels[channel].isVoicePlus(msg.nick):
irc.error(_('You have to be at least voiced to teach factoids.'))
# if neither key nor factoid exist, add them.
# if key exists but factoid doesn't, add factoid, link it to existing key
# if factoid exists but key doesn't, add key, link it to existing factoid
# if both key and factoid already exist, and are linked, do nothing, print nice message
db = self.getDb(channel)
cursor = db.cursor()
(keyid, factid) = self._getKeyAndFactId(channel, key, factoid)
if len(keyid) == 0:
cursor.execute("""INSERT INTO keys VALUES (NULL, ?)""", (key,))
db.commit()
if len(factid) == 0:
if ircdb.users.hasUser(msg.prefix):
name = ircdb.users.getUser(msg.prefix).name
else:
name = msg.nick
cursor.execute("""INSERT INTO factoids VALUES
(NULL, ?, ?, ?, ?)""",
(name, int(time.time()), factoid, 0))
db.commit()
(keyid, factid) = self._getKeyAndFactId(channel, key, factoid)
cursor.execute("""SELECT id, key_id, fact_id from relations
WHERE key_id=? AND fact_id=?""",
(keyid[0][0], factid[0][0],))
existingrelation = cursor.fetchall()
if len(existingrelation) == 0:
cursor.execute("""INSERT INTO relations VALUES (NULL, ?, ?, ?)""",
(keyid[0][0],factid[0][0],0,))
db.commit()
irc.replySuccess()
else:
irc.error("This key-factoid relationship already exists.")
learn = wrap(learn, ['factoid'], checkDoc=False)
learn._fake__doc__ = _("""[<channel>] <key> %s <value>
Associates <key> with <value>. <channel> is only
necessary if the message isn't sent on the channel
itself. The word '%s' is necessary to separate the
key from the value. It can be changed to another word
via the learnSeparator registry value.
""")
def _lookupFactoid(self, channel, key):
db = self.getDb(channel)
cursor = db.cursor()
cursor.execute("""SELECT factoids.fact, factoids.id, relations.id FROM factoids, keys, relations
WHERE keys.key LIKE ? AND relations.key_id=keys.id AND relations.fact_id=factoids.id
ORDER BY factoids.id
LIMIT 20""", (key,))
return cursor.fetchall()
def _searchFactoid(self, channel, key):
"""Try to typo-match input to possible factoids.
Assume first letter is correct, to reduce processing time.
First, try a simple wildcard search.
If that fails, use the Damerau-Levenshtein edit-distance metric.
"""
# if you made a typo in a two-character key, boo on you.
if len(key) < 3:
return []
db = self.getDb(channel)
cursor = db.cursor()
cursor.execute("""SELECT key FROM keys WHERE key LIKE ?""", ('%' + key + '%',))
wildcardkeys = cursor.fetchall()
if len(wildcardkeys) > 0:
return [line[0] for line in wildcardkeys]
cursor.execute("""SELECT key FROM keys WHERE key LIKE ?""", (key[0] + '%',))
flkeys = cursor.fetchall()
if len(flkeys) == 0:
return []
flkeys = [line[0] for line in flkeys]
dl_metrics = [dameraulevenshtein(key, sourcekey) for sourcekey in flkeys]
dict_metrics = dict(list(zip(flkeys, dl_metrics)))
if min(dl_metrics) <= 2:
return [key for key,item in dict_metrics.items() if item <= 2]
if min(dl_metrics) <= 3:
return [key for key,item in dict_metrics.items() if item <= 3]
return []
def _updateRank(self, channel, factoids):
if self.registryValue('keepRankInfo', channel):
db = self.getDb(channel)
cursor = db.cursor()
for (fact,factid,relationid) in factoids:
cursor.execute("""SELECT relations.usage_count
FROM relations
WHERE relations.id=?""", (relationid,))
old_count = cursor.fetchall()[0][0]
cursor.execute("UPDATE relations SET usage_count=? WHERE id=?",
(old_count + 1, relationid,))
db.commit()
def _replyFactoids(self, irc, msg, key, channel, factoids,
number=0, error=True, raw=False):
def format_fact(text):
if raw:
return text
else:
return ircutils.standardSubstitute(irc, msg, text)
if factoids:
if number:
try:
irc.reply(format_fact(factoids[number-1][0]))
self._updateRank(channel, [factoids[number-1]])
except IndexError:
irc.error(_('That\'s not a valid number for that key.'))
return
else:
env = {'key': key}
def prefixer(v):
env['value'] = v
formatter = self.registryValue('format', msg.args[0])
return ircutils.standardSubstitute(irc, msg,
formatter, env)
if len(factoids) == 1:
irc.reply(format_fact(prefixer(factoids[0][0])))
else:
factoidsS = []
counter = 1
for factoid in factoids:
factoidsS.append(format('(#%i) %s', counter,
format_fact(factoid[0])))
counter += 1
irc.replies(factoidsS, prefixer=prefixer,
joiner=', or ', onlyPrefixFirst=True)
self._updateRank(channel, factoids)
elif error:
irc.error(_('No factoid matches that key.'))
def _replyApproximateFactoids(self, irc, msg, channel, key, error=True):
if self.registryValue('replyApproximateSearchKeys'):
factoids = self._searchFactoid(channel, key)
factoids.sort()
if factoids:
keylist = ["'%s'" % (fact,) for fact in factoids]
keylist = ', '.join(keylist)
irc.reply("I do not know about '%s', but I do know about these similar topics: %s" % (key, keylist))
elif error:
irc.error('No factoid matches that key.')
def invalidCommand(self, irc, msg, tokens):
if irc.isChannel(msg.args[0]):
channel = msg.args[0]
if self.registryValue('replyWhenInvalidCommand', channel):
key = ' '.join(tokens)
factoids = self._lookupFactoid(channel, key)
if factoids:
self._replyFactoids(irc, msg, key, channel, factoids, error=False)
else:
self._replyApproximateFactoids(irc, msg, channel, key, error=False)
@internationalizeDocstring
def whatis(self, irc, msg, args, channel, optlist, words):
"""[<channel>] [--raw] <key> [<number>]
Looks up the value of <key> in the factoid database. If given a
number, will return only that exact factoid. If '--raw' option is
given, no variable substitution will take place on the factoid.
<channel> is only necessary if the message isn't sent in the channel
itself.
"""
raw = False
for (option, arg) in optlist:
if option == 'raw':
raw = True
number = None
if len(words) > 1:
if words[-1].isdigit():
number = int(words.pop())
if number <= 0:
irc.errorInvalid(_('key id'))
key = ' '.join(words)
factoids = self._lookupFactoid(channel, key)
if factoids:
self._replyFactoids(irc, msg, key, channel, factoids, number, raw=raw)
else:
self._replyApproximateFactoids(irc, msg, channel, key)
whatis = wrap(whatis, ['channel',
getopts({'raw': '',}),
many('something')])
@internationalizeDocstring
def alias(self, irc, msg, args, channel, oldkey, newkey, number):
"""[<channel>] <oldkey> <newkey> [<number>]
Adds a new key <newkey> for factoid associated with <oldkey>.
<number> is only necessary if there's more than one factoid associated
with <oldkey>.
The same action can be accomplished by using the 'learn' function with
a new key but an existing (verbatim) factoid content.
"""
def _getNewKey(channel, newkey, arelation):
db = self.getDb(channel)
cursor = db.cursor()
cursor.execute("""SELECT id FROM keys WHERE key=?""", (newkey,))
newkey_info = cursor.fetchall()
if len(newkey_info) == 1:
# check if we already have the requested relation
cursor.execute("""SELECT id FROM relations WHERE
key_id=? and fact_id=?""",
(arelation[1], arelation[2]))
existentrelation = cursor.fetchall()
if len(existentrelation) != 0:
newkey_info = False
if len(newkey_info) == 0:
cursor.execute("""INSERT INTO keys VALUES (NULL, ?)""",
(newkey,))
db.commit()
cursor.execute("""SELECT id FROM keys WHERE key=?""", (newkey,))
newkey_info = cursor.fetchall()
return newkey_info
db = self.getDb(channel)
cursor = db.cursor()
cursor.execute("""SELECT relations.id, relations.key_id, relations.fact_id
FROM keys, relations
WHERE keys.key=? AND
relations.key_id=keys.id""", (oldkey,))
results = cursor.fetchall()
if len(results) == 0:
irc.error(_('No factoid matches that key.'))
return
elif len(results) == 1:
newkey_info = _getNewKey(channel, newkey, results[0])
if newkey_info is not False:
cursor.execute("""INSERT INTO relations VALUES(NULL, ?, ?, ?)""",
(newkey_info[0][0], results[0][2], 0,))
irc.replySuccess()
else:
irc.error(_('This key-factoid relationship already exists.'))
elif len(results) > 1:
try:
arelation = results[number-1]
except IndexError:
irc.error(_("That's not a valid number for that key."))
return
except TypeError:
irc.error(_("This key has more than one factoid associated "
"with it, but you have not provided a number."))
return
newkey_info = _getNewKey(channel, newkey, arelation)
if newkey_info is not False:
cursor.execute("""INSERT INTO relations VALUES(NULL, ?, ?, ?)""",
(newkey_info[0][0], arelation[2], 0,))
irc.replySuccess()
else:
irc.error(_('This key-factoid relationship already exists.'))
alias = wrap(alias, ['channel', 'something', 'something', optional('int')])
@internationalizeDocstring
def rank(self, irc, msg, args, channel, optlist, number):
"""[<channel>] [--plain] [--alpha] [<number>]
Returns a list of top-ranked factoid keys, sorted by usage count
(rank). If <number> is not provided, the default number of factoid keys
returned is set by the rankListLength registry value.
If --plain option is given, rank numbers and usage counts are not
included in output.
If --alpha option is given in addition to --plain, keys are sorted
alphabetically, instead of by rank.
<channel> is only necessary if the message isn't sent in the channel
itself.
"""
if not number:
number = self.registryValue('rankListLength', channel)
db = self.getDb(channel)
cursor = db.cursor()
cursor.execute("""SELECT keys.key, relations.usage_count
FROM keys, relations
WHERE relations.key_id=keys.id
ORDER BY relations.usage_count DESC
LIMIT ?""", (number,))
factkeys = cursor.fetchall()
plain=False
alpha=False
for (option, arg) in optlist:
if option == 'plain':
plain = True
elif option =='alpha':
alpha = True
if plain:
s = [ "%s" % (key[0],) for i, key in enumerate(factkeys) ]
if alpha:
s.sort()
else:
s = [ "#%d %s (%d)" % (i+1, key[0], key[1]) for i, key in enumerate(factkeys) ]
irc.reply(", ".join(s))
rank = wrap(rank, ['channel',
getopts({'plain': '', 'alpha': '',}),
optional('int')])
@internationalizeDocstring
def lock(self, irc, msg, args, channel, key):
"""[<channel>] <key>
Locks the factoid(s) associated with <key> so that they cannot be
removed or added to. <channel> is only necessary if the message isn't
sent in the channel itself.
"""
db = self.getDb(channel)
cursor = db.cursor()
cursor.execute("UPDATE factoids "
"SET locked=1 WHERE factoids.id IN "
"(SELECT fact_id FROM relations WHERE key_id IN "
"(SELECT id FROM keys WHERE key LIKE ?));", (key,))
db.commit()
irc.replySuccess()
lock = wrap(lock, ['channel', 'text'])
@internationalizeDocstring
def unlock(self, irc, msg, args, channel, key):
"""[<channel>] <key>
Unlocks the factoid(s) associated with <key> so that they can be
removed or added to. <channel> is only necessary if the message isn't
sent in the channel itself.
"""
db = self.getDb(channel)
cursor = db.cursor()
cursor.execute("UPDATE factoids "
"SET locked=0 WHERE factoids.id IN "
"(SELECT fact_id FROM relations WHERE key_id IN "
"(SELECT id FROM keys WHERE key LIKE ?));", (key,))
db.commit()
irc.replySuccess()
unlock = wrap(unlock, ['channel', 'text'])
def _deleteRelation(self, channel, relationlist):
db = self.getDb(channel)
cursor = db.cursor()
for (keyid, factid, relationid) in relationlist:
cursor.execute("""DELETE FROM relations where relations.id=?""",
(relationid,))
db.commit()
cursor.execute("""SELECT id FROM relations
WHERE relations.key_id=?""", (keyid,))
remaining_key_relations = cursor.fetchall()
if len(remaining_key_relations) == 0:
cursor.execute("""DELETE FROM keys where id=?""", (keyid,))
cursor.execute("""SELECT id FROM relations
WHERE relations.fact_id=?""", (factid,))
remaining_fact_relations = cursor.fetchall()
if len(remaining_fact_relations) == 0:
cursor.execute("""DELETE FROM factoids where id=?""", (factid,))
db.commit()
@internationalizeDocstring
def forget(self, irc, msg, args, channel, words):
"""[<channel>] <key> [<number>|*]
Removes a key-fact relationship for key <key> from the factoids
database. If there is more than one such relationship for this key,
a number is necessary to determine which one should be removed.
A * can be used to remove all relationships for <key>.
If as a result, the key (factoid) remains without any relationships to
a factoid (key), it shall be removed from the database.
<channel> is only necessary if
the message isn't sent in the channel itself.
"""
if self.registryValue('requireVoice', channel) and \
not irc.state.channels[channel].isVoicePlus(msg.nick):
irc.error(_('You have to be at least voiced to remove factoids.'))
number = None
if len(words) > 1:
if words[-1].isdigit():
number = int(words.pop())
if number <= 0:
irc.errorInvalid(_('key id'))
elif words[-1] == '*':
words.pop()
number = True
key = ' '.join(words)
db = self.getDb(channel)
cursor = db.cursor()
cursor.execute("""SELECT keys.id, factoids.id, relations.id
FROM keys, factoids, relations
WHERE key LIKE ? AND
relations.key_id=keys.id AND
relations.fact_id=factoids.id""", (key,))
results = cursor.fetchall()
if len(results) == 0:
irc.error(_('There is no such factoid.'))
elif len(results) == 1 or number is True:
self._deleteRelation(channel, results)
irc.replySuccess()
else:
if number is not None:
#results = cursor.fetchall()
try:
arelation = results[number-1]
except IndexError:
irc.error(_('Invalid factoid number.'))
return
self._deleteRelation(channel, [arelation,])
irc.replySuccess()
else:
irc.error(_('%s factoids have that key. '
'Please specify which one to remove, '
'or use * to designate all of them.') %
len(results))
forget = wrap(forget, ['channel', many('something')])
@internationalizeDocstring
def random(self, irc, msg, args, channel):
"""[<channel>]
Returns random factoids from the database for <channel>. <channel>
is only necessary if the message isn't sent in the channel itself.
"""
db = self.getDb(channel)
cursor = db.cursor()
cursor.execute("""SELECT id, key_id, fact_id FROM relations
ORDER BY random()
LIMIT 3""")
results = cursor.fetchall()
if len(results) != 0:
L = []
for (relationid, keyid, factid) in results:
cursor.execute("""SELECT keys.key, factoids.fact
FROM keys, factoids
WHERE factoids.id=? AND
keys.id=?""", (factid,keyid,))
(key,factoid) = cursor.fetchall()[0]
L.append('"%s": %s' % (ircutils.bold(key), factoid))
irc.reply('; '.join(L))
else:
irc.error(_('I couldn\'t find a factoid.'))
random = wrap(random, ['channel'])
@internationalizeDocstring
def info(self, irc, msg, args, channel, key):
"""[<channel>] <key>
Gives information about the factoid(s) associated with <key>.
<channel> is only necessary if the message isn't sent in the channel
itself.
"""
db = self.getDb(channel)
cursor = db.cursor()
cursor.execute("SELECT id FROM keys WHERE key LIKE ?", (key,))
results = cursor.fetchall()
if len(results) == 0:
irc.error(_('No factoid matches that key.'))
return
id = results[0][0]
cursor.execute("""SELECT factoids.added_by, factoids.added_at, factoids.locked, relations.usage_count
FROM factoids, relations
WHERE relations.key_id=? AND
relations.fact_id=factoids.id
ORDER BY relations.id""", (id,))
factoids = cursor.fetchall()
L = []
counter = 0
for (added_by, added_at, locked, usage_count) in factoids:
counter += 1
added_at = time.strftime(conf.supybot.reply.format.time(),
time.localtime(int(added_at)))
L.append(format(_('#%i was added by %s at %s, and has been '
'recalled %n'),
counter, added_by, added_at,
(usage_count, _('time'))))
factoids = '; '.join(L)
s = format('Key %q is %s and has %n associated with it: %s',
key, locked and 'locked' or 'not locked',
(counter, 'factoid'), factoids)
irc.reply(s)
info = wrap(info, ['channel', 'text'])
@internationalizeDocstring
def change(self, irc, msg, args, channel, key, number, replacer):
"""[<channel>] <key> <number> <regexp>
Changes the factoid #<number> associated with <key> according to
<regexp>.
"""
db = self.getDb(channel)
cursor = db.cursor()
cursor.execute("""SELECT factoids.id, factoids.fact
FROM keys, factoids, relations
WHERE keys.key LIKE ? AND
keys.id=relations.key_id AND
factoids.id=relations.fact_id""", (key,))
results = cursor.fetchall()
if len(results) == 0:
irc.error(format(_('I couldn\'t find any key %q'), key))
return
elif len(results) < number:
irc.errorInvalid('key id')
(id, fact) = results[number-1]
newfact = replacer(fact)
cursor.execute("UPDATE factoids SET fact=? WHERE id=?", (newfact, id))
db.commit()
irc.replySuccess()
change = wrap(change, ['channel', 'something',
'factoidId', 'regexpReplacer'])
_sqlTrans = utils.str.MultipleReplacer({'*': '%', '?': '_'})
@internationalizeDocstring
def search(self, irc, msg, args, channel, optlist, globs):
"""[<channel>] [--values] [--{regexp} <value>] [<glob> ...]
Searches the keyspace for keys matching <glob>. If --regexp is given,
its associated value is taken as a regexp and matched against the keys.
If --values is given, search the value space instead of the keyspace.
"""
if not optlist and not globs:
raise callbacks.ArgumentError
tables = ['keys']
formats = []
criteria = []
target = 'keys.key'
predicateName = 'p'
db = self.getDb(channel)
for (option, arg) in optlist:
if option == 'values':
target = 'factoids.fact'
if 'factoids' not in tables:
tables.append('factoids')
tables.append('relations')
criteria.append('factoids.id=relations.fact_id AND keys.id=relations.key_id')
elif option == 'regexp':
criteria.append('%s(TARGET)' % predicateName)
def p(s, r=arg):
return int(bool(r.search(s)))
db.create_function(predicateName, 1, p)
predicateName += 'p'
for glob in globs:
criteria.append('TARGET LIKE ?')
formats.append(self._sqlTrans(glob))
cursor = db.cursor()
sql = """SELECT keys.key FROM %s WHERE %s""" % \
(', '.join(tables), ' AND '.join(criteria))
sql = sql + " ORDER BY keys.key"
sql = sql.replace('TARGET', target)
cursor.execute(sql, formats)
if cursor.rowcount == 0:
irc.reply(_('No keys matched that query.'))
elif cursor.rowcount == 1 and \
self.registryValue('showFactoidIfOnlyOneMatch', channel):
self.whatis(irc, msg, [channel, cursor.fetchone()[0]])
elif cursor.rowcount > 100:
irc.reply(_('More than 100 keys matched that query; '
'please narrow your query.'))
results = cursor.fetchall()
if len(results) == 0:
irc.reply(_('No keys matched that query.'))
elif len(results) == 1 and \
self.registryValue('showFactoidIfOnlyOneMatch', channel):
self.whatis(irc, msg, [channel, results[0][0]])
elif len(results) > 100:
irc.reply(_('More than 100 keys matched that query; '
'please narrow your query.'))
else:
keys = [repr(t[0]) for t in results]
s = format('%L', keys)
irc.reply(s)
search = wrap(search, ['channel',
getopts({'values': '', 'regexp': 'regexpMatcher'}),
any('glob')])
Class = Factoids
# vim:set shiftwidth=4 softtabstop=4 expandtab textwidth=79:
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