mirror of
https://github.com/Mikaela/Limnoria.git
synced 2024-12-29 14:12:38 +01:00
393 lines
16 KiB
Python
393 lines
16 KiB
Python
#!/usr/bin/env python
|
|
|
|
###
|
|
# Copyright (c) 2002, Jeremiah Fincher
|
|
# 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.
|
|
###
|
|
|
|
"""
|
|
Keeps track of URLs posted to a channel, along with relevant context. Allows
|
|
searching for URLs and returning random URLs. Also provides statistics on the
|
|
URLs in the database.
|
|
"""
|
|
|
|
__revision__ = "$Id$"
|
|
|
|
import plugins
|
|
|
|
import os
|
|
import re
|
|
import time
|
|
import getopt
|
|
import urllib2
|
|
import urlparse
|
|
|
|
import conf
|
|
import utils
|
|
import ircmsgs
|
|
import webutils
|
|
import ircutils
|
|
import privmsgs
|
|
import registry
|
|
import callbacks
|
|
|
|
try:
|
|
import sqlite
|
|
except ImportError:
|
|
raise callbacks.Error, 'You need to have PySQLite installed to use this ' \
|
|
'plugin. Download it at <http://pysqlite.sf.net/>'
|
|
|
|
def configure(advanced):
|
|
from questions import output, expect, anything, something, yn
|
|
conf.registerPlugin('URL', True)
|
|
if yn("""This plugin offers a snarfer that will go to tinyurl.com and get
|
|
a shorter version of long URLs that are sent to the channel.
|
|
Would you like this snarfer to be enabled?""", default=False):
|
|
conf.supybot.plugins.URL.tinyurlSnarfer.setValue(True)
|
|
if yn("""This plugin also offers a snarfer that will try to fetch the
|
|
title of URLs that it sees in the channel. Would like you this
|
|
snarfer to be enabled?""", default=False):
|
|
conf.supybot.plugins.URL.titleSnarfer.setValue(True)
|
|
|
|
conf.registerPlugin('URL')
|
|
conf.registerChannelValue(conf.supybot.plugins.URL, 'tinyurlSnarfer',
|
|
registry.Boolean(False, """Determines whether the
|
|
tinyurl snarfer is enabled. This snarfer will watch for URLs in the
|
|
channel, and if they're sufficiently long (as determined by
|
|
supybot.plugins.URL.tinyurlSnarfer.minimumLength) it will post a smaller
|
|
from tinyurl.com."""))
|
|
conf.registerChannelValue(conf.supybot.plugins.URL.tinyurlSnarfer,
|
|
'minimumLength',
|
|
registry.PositiveInteger(48, """The minimum length a URL must be before the
|
|
tinyurl snarfer will snarf it."""))
|
|
conf.registerChannelValue(conf.supybot.plugins.URL, 'titleSnarfer',
|
|
registry.Boolean(False, """Determines whether the bot will output the HTML
|
|
title of URLs it sees in the channel."""))
|
|
conf.registerChannelValue(conf.supybot.plugins.URL, 'nonSnarfingRegexp',
|
|
registry.Regexp(None, """Determines what URLs are to be snarfed and stored
|
|
in the database in the channel; URLs matchin the regexp given will not be
|
|
snarfed. Give the empty string if you have no URLs that you'd like to
|
|
exclude from being snarfed."""))
|
|
|
|
class URL(callbacks.PrivmsgCommandAndRegexp,
|
|
plugins.ChannelDBHandler):
|
|
regexps = ['tinyurlSnarfer', 'titleSnarfer']
|
|
_titleRe = re.compile('<title>(.*?)</title>', re.I)
|
|
def __init__(self):
|
|
self.nextMsgs = {}
|
|
plugins.ChannelDBHandler.__init__(self)
|
|
callbacks.PrivmsgCommandAndRegexp.__init__(self)
|
|
|
|
def die(self):
|
|
plugins.ChannelDBHandler.die(self)
|
|
callbacks.PrivmsgCommandAndRegexp.die(self)
|
|
|
|
def makeDb(self, filename):
|
|
if os.path.exists(filename):
|
|
return sqlite.connect(filename)
|
|
db = sqlite.connect(filename)
|
|
cursor = db.cursor()
|
|
cursor.execute("""CREATE TABLE urls (
|
|
id INTEGER PRIMARY KEY,
|
|
url TEXT,
|
|
added TIMESTAMP,
|
|
added_by TEXT,
|
|
previous_msg TEXT,
|
|
current_msg TEXT,
|
|
next_msg TEXT,
|
|
protocol TEXT,
|
|
site TEXT,
|
|
filename TEXT
|
|
)""")
|
|
cursor.execute("""CREATE TABLE tinyurls (
|
|
id INTEGER PRIMARY KEY,
|
|
url_id INTEGER,
|
|
tinyurl TEXT
|
|
)""")
|
|
db.commit()
|
|
return db
|
|
|
|
def doPrivmsg(self, irc, msg):
|
|
channel = msg.args[0]
|
|
db = self.getDb(channel)
|
|
cursor = db.cursor()
|
|
if (msg.nick, channel) in self.nextMsgs:
|
|
L = self.nextMsgs.pop((msg.nick, msg.args[0]))
|
|
for (url, added) in L:
|
|
cursor.execute("""UPDATE urls SET next_msg=%s
|
|
WHERE url=%s AND added=%s""",
|
|
msg.args[1], url, added)
|
|
if ircmsgs.isAction(msg):
|
|
text = ircmsgs.unAction(msg)
|
|
else:
|
|
text = msg.args[1]
|
|
for url in webutils.urlRe.findall(text):
|
|
r = self.registryValue('nonSnarfingRegexp', channel)
|
|
if r and r.search(url):
|
|
continue
|
|
(protocol, site, filename, _, _, _) = urlparse.urlparse(url)
|
|
previousMsg = ''
|
|
for oldMsg in reviter(irc.state.history):
|
|
if oldMsg.command == 'PRIVMSG':
|
|
if oldMsg.nick == msg.nick and oldMsg.args[0] == channel:
|
|
previousMsg = oldMsg.args[1]
|
|
addedBy = msg.nick
|
|
added = int(time.time())
|
|
cursor.execute("""INSERT INTO urls VALUES
|
|
(NULL, %s, %s, %s, %s, %s, '', %s, %s, %s)""",
|
|
url, added, addedBy, msg.args[1], previousMsg,
|
|
protocol, site, filename)
|
|
key = (msg.nick, channel)
|
|
self.nextMsgs.setdefault(key, []).append((url, added))
|
|
db.commit()
|
|
super(URL, self).doPrivmsg(irc, msg)
|
|
|
|
def tinyurlSnarfer(self, irc, msg, match):
|
|
r"https?://[^\])>\s]{18,}"
|
|
if not ircutils.isChannel(msg.args[0]):
|
|
return
|
|
channel = msg.args[0]
|
|
if self.registryValue('tinyurlSnarfer', channel):
|
|
url = match.group(0)
|
|
minlen = self.registryValue('tinyurlSnarfer.minimumLength',channel)
|
|
if len(url) >= minlen:
|
|
db = self.getDb(channel)
|
|
cursor = db.cursor()
|
|
(tinyurl, updateDb) = self._getTinyUrl(url, channel)
|
|
if tinyurl is None:
|
|
self.log.warning('tinyurl was None for url %r', url)
|
|
return
|
|
elif updateDb:
|
|
self._updateTinyDb(url, tinyurl, channel)
|
|
domain = webutils.getDomain(url)
|
|
s = '%s (at %s)' % (ircutils.bold(tinyurl), domain)
|
|
irc.reply(s, prefixName=False)
|
|
tinyurlSnarfer = privmsgs.urlSnarfer(tinyurlSnarfer)
|
|
|
|
def titleSnarfer(self, irc, msg, match):
|
|
r"https?://[^\])>\s]+"
|
|
if not ircutils.isChannel(msg.args[0]):
|
|
return
|
|
if callbacks.addressed(irc.nick, msg):
|
|
return
|
|
channel = msg.args[0]
|
|
if self.registryValue('titleSnarfer', channel):
|
|
url = match.group(0)
|
|
try:
|
|
text = webutils.getUrl(url, size=conf.supybot.httpPeekSize())
|
|
except webutils.WebError, e:
|
|
self.log.info('Couldn\'t snarf title of %s, %s.', url, e)
|
|
return
|
|
m = self._titleRe.search(text)
|
|
if m is not None:
|
|
domain = webutils.getDomain(url)
|
|
title = utils.htmlToText(m.group(1).strip())
|
|
s = 'Title: %s (at %s)' % (title, domain)
|
|
irc.reply(s, prefixName=False)
|
|
titleSnarfer = privmsgs.urlSnarfer(titleSnarfer)
|
|
|
|
def _updateTinyDb(self, url, tinyurl, channel):
|
|
db = self.getDb(channel)
|
|
cursor = db.cursor()
|
|
cursor.execute("""INSERT INTO tinyurls
|
|
VALUES (NULL, 0, %s)""", tinyurl)
|
|
cursor.execute("""SELECT id FROM urls WHERE url=%s""", url)
|
|
id = cursor.fetchone()[0]
|
|
cursor.execute("""UPDATE tinyurls SET url_id=%s
|
|
WHERE tinyurl=%s""", id, tinyurl)
|
|
db.commit()
|
|
|
|
_tinyRe = re.compile(r'(http://tinyurl\.com/\w+)</blockquote>')
|
|
def _getTinyUrl(self, url, channel, cmd=False):
|
|
db = self.getDb(channel)
|
|
cursor = db.cursor()
|
|
cursor.execute("""SELECT tinyurls.tinyurl FROM urls, tinyurls
|
|
WHERE urls.url=%s AND
|
|
tinyurls.url_id=urls.id""", url)
|
|
if cursor.rowcount == 0:
|
|
updateDb = True
|
|
try:
|
|
fd = urllib2.urlopen('http://tinyurl.com/create.php?url=%s' %
|
|
url)
|
|
s = fd.read()
|
|
fd.close()
|
|
m = self._tinyRe.search(s)
|
|
if m is None:
|
|
tinyurl = None
|
|
else:
|
|
tinyurl = m.group(1)
|
|
except urllib2.HTTPError, e:
|
|
if cmd:
|
|
raise callbacks.Error, e.msg()
|
|
else:
|
|
self.log.warning(str(e))
|
|
else:
|
|
updateDb = False
|
|
tinyurl = cursor.fetchone()[0]
|
|
return (tinyurl, updateDb)
|
|
|
|
def _formatUrl(self, url, added, addedBy):
|
|
when = time.strftime(conf.supybot.humanTimestampFormat(),
|
|
time.localtime(int(added)))
|
|
return '<%s> (added by %s at %s)' % (url, addedBy, when)
|
|
|
|
def random(self, irc, msg, args):
|
|
"""[<channel>]
|
|
|
|
Returns a random URL from the URL database. <channel> is only required
|
|
if the message isn't sent in the channel itself.
|
|
"""
|
|
channel = privmsgs.getChannel(msg, args)
|
|
db = self.getDb(channel)
|
|
cursor = db.cursor()
|
|
cursor.execute("""SELECT url, added, added_by
|
|
FROM urls
|
|
ORDER BY random()
|
|
LIMIT 1""")
|
|
if cursor.rowcount == 0:
|
|
irc.reply('I have no URLs in my database for %s' % channel)
|
|
else:
|
|
irc.reply(self._formatUrl(*cursor.fetchone()))
|
|
|
|
def tiny(self, irc, msg, args):
|
|
"""<url>
|
|
|
|
Returns a TinyURL.com version of <url>
|
|
"""
|
|
url = privmsgs.getArgs(args)
|
|
if len(url) < 24:
|
|
irc.error(
|
|
'Stop being a lazy-biotch and type the URL yourself.')
|
|
return
|
|
channel = msg.args[0]
|
|
snarf = self.registryValue('tinyurlSnarfer', channel)
|
|
minlen = self.registryValue('tinyurlSnarfer.minimumLength', channel)
|
|
if snarf and len(url) >= minlen:
|
|
return
|
|
(tinyurl, updateDb) = self._getTinyUrl(url, channel, cmd=True)
|
|
if tinyurl:
|
|
if updateDb:
|
|
self._updateTinyDb(url, tinyurl, channel)
|
|
irc.reply(tinyurl)
|
|
else:
|
|
s = 'Could not parse the TinyURL.com results page.'
|
|
irc.errorPossibleBug(s)
|
|
tiny = privmsgs.thread(tiny)
|
|
|
|
def stats(self, irc, msg, args):
|
|
"""[<channel>]
|
|
|
|
Returns the number of URLs in the URL database. <channel> is only
|
|
required if the message isn't sent in the channel itself.
|
|
"""
|
|
channel = privmsgs.getChannel(msg, args)
|
|
db = self.getDb(channel)
|
|
cursor = db.cursor()
|
|
cursor.execute("""SELECT COUNT(*) FROM urls""")
|
|
(count,) = cursor.fetchone()
|
|
irc.reply('I have %s %s in my database.' %
|
|
(count, int(count) == 1 and 'URL' or 'URLs'))
|
|
|
|
def last(self, irc, msg, args):
|
|
"""[<channel>] [--{from,with,at,proto,near}=<value>] --{nolimit,fancy}
|
|
|
|
Gives the last URL matching the given criteria. --from is from whom
|
|
the URL came; --at is the site of the URL; --proto is the protocol the
|
|
URL used; --with is something inside the URL; --near is a string in the
|
|
messages before and after the link. If --nolimit is given, returns as
|
|
many URLs as can fit in the message. --fancy returns information in
|
|
addition to just the URL. <channel> is only necessary if the
|
|
message isn't sent in the channel itself.
|
|
"""
|
|
channel = privmsgs.getChannel(msg, args)
|
|
(optlist, rest) = getopt.getopt(args, '', ['from=', 'with=', 'at=',
|
|
'proto=', 'near=',
|
|
'nolimit', 'fancy'])
|
|
criteria = ['1=1']
|
|
formats = []
|
|
simple = True
|
|
nolimit = False
|
|
for (option, argument) in optlist:
|
|
option = option.lstrip('-') # Strip off the --.
|
|
if option == 'nolimit':
|
|
nolimit = True
|
|
if option == 'fancy':
|
|
simple = False
|
|
elif option == 'from':
|
|
criteria.append('added_by LIKE %s')
|
|
formats.append(argument)
|
|
elif option == 'with':
|
|
if '%' not in argument and '_' not in argument:
|
|
argument = '%%%s%%' % argument
|
|
criteria.append('url LIKE %s')
|
|
formats.append(argument)
|
|
elif option == 'at':
|
|
if '%' not in argument and '_' not in argument:
|
|
argument = '%' + argument
|
|
criteria.append('site LIKE %s')
|
|
formats.append(argument)
|
|
elif option == 'proto':
|
|
criteria.append('protocol=%s')
|
|
formats.append(argument)
|
|
elif option == 'near':
|
|
criteria.append("""(previous_msg LIKE %s OR
|
|
next_msg LIKE %s OR
|
|
current_msg LIKE %s)""")
|
|
if '%' not in argument:
|
|
argument = '%%%s%%' % argument
|
|
formats.append(argument)
|
|
formats.append(argument)
|
|
formats.append(argument)
|
|
db = self.getDb(channel)
|
|
cursor = db.cursor()
|
|
criterion = ' AND '.join(criteria)
|
|
sql = """SELECT id, url, added, added_by
|
|
FROM urls
|
|
WHERE %s ORDER BY id DESC
|
|
LIMIT 100""" % criterion
|
|
cursor.execute(sql, *formats)
|
|
if cursor.rowcount == 0:
|
|
irc.reply('No URLs matched that criteria.')
|
|
else:
|
|
if nolimit:
|
|
urls = ['<%s>' % t[1] for t in cursor.fetchall()]
|
|
s = ', '.join(urls)
|
|
elif simple:
|
|
s = cursor.fetchone()[1]
|
|
else:
|
|
(id, url, added, added_by) = cursor.fetchone()
|
|
timestamp = time.strftime('%I:%M %p, %B %d, %Y',
|
|
time.localtime(int(added)))
|
|
s = '#%s: <%s>, added by %s at %s.' % \
|
|
(id, url, added_by, timestamp)
|
|
irc.reply(s)
|
|
|
|
|
|
Class = URL
|
|
|
|
# vim:set shiftwidth=4 tabstop=8 expandtab textwidth=78:
|