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0bfa0d153c
When configured, the outFilter and shrinkSnarfer use cycle through serviceRotation's list of services. Otherwise, the default service is used. Closes: deb#539858 Signed-off-by: James Vega <jamessan@users.sourceforge.net>
258 lines
9.2 KiB
Python
258 lines
9.2 KiB
Python
###
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# Copyright (c) 2002-2004, Jeremiah Fincher
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# Copyright (c) 2009-2010, James Vega
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# * Redistributions of source code must retain the above copyright notice,
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# this list of conditions, and the following disclaimer.
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# * Redistributions in binary form must reproduce the above copyright notice,
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# this list of conditions, and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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# * Neither the name of the author of this software nor the name of
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# contributors to this software may be used to endorse or promote products
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# derived from this software without specific prior written consent.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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###
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import re
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import supybot.conf as conf
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import supybot.utils as utils
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from supybot.commands import *
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import supybot.ircmsgs as ircmsgs
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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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class CdbShrunkenUrlDB(object):
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def __init__(self, filename):
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self.dbs = {}
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cdb = conf.supybot.databases.types.cdb
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for service in conf.supybot.plugins.ShrinkUrl.default.validStrings:
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dbname = filename.replace('.db', service.capitalize() + '.db')
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self.dbs[service] = cdb.connect(dbname)
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def get(self, service, url):
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return self.dbs[service][url]
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def set(self, service, url, shrunkurl):
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self.dbs[service][url] = shrunkurl
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def close(self):
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for service in self.dbs:
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self.dbs[service].close()
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def flush(self):
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for service in self.dbs:
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self.dbs[service].flush()
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ShrunkenUrlDB = plugins.DB('ShrinkUrl', {'cdb': CdbShrunkenUrlDB})
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class ShrinkError(Exception):
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pass
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class ShrinkUrl(callbacks.PluginRegexp):
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regexps = ['shrinkSnarfer']
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def __init__(self, irc):
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self.__parent = super(ShrinkUrl, self)
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self.__parent.__init__(irc)
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self.db = ShrunkenUrlDB()
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def die(self):
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self.db.close()
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def callCommand(self, command, irc, msg, *args, **kwargs):
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try:
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self.__parent.callCommand(command, irc, msg, *args, **kwargs)
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except utils.web.Error, e:
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irc.error(str(e))
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def _outFilterThread(self, irc, msg):
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(channel, text) = msg.args
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for m in utils.web.httpUrlRe.finditer(text):
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url = m.group(1)
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if len(url) > self.registryValue('minimumLength', channel):
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try:
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cmd = self.registryValue('serviceRotation',
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channel, value=False)
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cmd = cmd.getService().capitalize()
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except ValueError:
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cmd = self.registryValue('default', channel).capitalize()
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try:
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shortUrl = getattr(self, '_get%sUrl' % cmd)(url)
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text = text.replace(url, shortUrl)
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except (utils.web.Error, AttributeError, ShrinkError):
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pass
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newMsg = ircmsgs.privmsg(channel, text, msg=msg)
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newMsg.tag('shrunken')
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irc.queueMsg(newMsg)
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def outFilter(self, irc, msg):
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channel = msg.args[0]
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if msg.command == 'PRIVMSG' and irc.isChannel(channel):
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if not msg.shrunken:
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if self.registryValue('outFilter', channel):
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if utils.web.httpUrlRe.search(msg.args[1]):
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self._outFilterThread(irc, msg)
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return None
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return msg
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def shrinkSnarfer(self, irc, msg, match):
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channel = msg.args[0]
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if not irc.isChannel(channel):
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return
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if self.registryValue('shrinkSnarfer', channel):
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url = match.group(0)
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r = self.registryValue('nonSnarfingRegexp', channel)
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if r and r.search(url) is not None:
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self.log.debug('Matched nonSnarfingRegexp: %u', url)
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return
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minlen = self.registryValue('minimumLength', channel)
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try:
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cmd = self.registryValue('serviceRotation',
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channel, value=False)
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cmd = cmd.getService().capitalize()
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except ValueError:
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cmd = self.registryValue('default', channel).capitalize()
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if len(url) >= minlen:
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try:
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shorturl = getattr(self, '_get%sUrl' % cmd)(url)
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except (utils.web.Error, AttributeError, ShrinkError):
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self.log.info('Couldn\'t get shorturl for %u', url)
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return
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if self.registryValue('shrinkSnarfer.showDomain', channel):
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domain = ' (at %s)' % utils.web.getDomain(url)
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else:
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domain = ''
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if self.registryValue('bold'):
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s = format('%u%s', ircutils.bold(shorturl), domain)
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else:
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s = format('%u%s', shorturl, domain)
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m = irc.reply(s, prefixNick=False)
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if m is not None:
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m.tag('shrunken')
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shrinkSnarfer = urlSnarfer(shrinkSnarfer)
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shrinkSnarfer.__doc__ = utils.web._httpUrlRe
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def _getLnUrl(self, url):
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url = utils.web.urlquote(url)
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try:
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return self.db.get('ln', url)
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except KeyError:
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text = utils.web.getUrl('http://ln-s.net/home/api.jsp?url=' + url)
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(code, text) = text.split(None, 1)
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text = text.strip()
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if code == '200':
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self.db.set('ln', url, text)
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return text
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else:
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raise ShrinkError, text
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def ln(self, irc, msg, args, url):
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"""<url>
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Returns an ln-s.net version of <url>.
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"""
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try:
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lnurl = self._getLnUrl(url)
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m = irc.reply(lnurl)
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if m is not None:
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m.tag('shrunken')
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except ShrinkError, e:
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irc.error(str(e))
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ln = thread(wrap(ln, ['url']))
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def _getTinyUrl(self, url):
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try:
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return self.db.get('tiny', url)
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except KeyError:
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text = utils.web.getUrl('http://tinyurl.com/api-create.php?url=' + url)
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if text.startswith('Error'):
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raise ShrinkError, text[5:]
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self.db.set('tiny', url, text)
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return text
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def tiny(self, irc, msg, args, url):
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"""<url>
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Returns a TinyURL.com version of <url>
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"""
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try:
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tinyurl = self._getTinyUrl(url)
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m = irc.reply(tinyurl)
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if m is not None:
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m.tag('shrunken')
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except ShrinkError, e:
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irc.errorPossibleBug(str(e))
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tiny = thread(wrap(tiny, ['url']))
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_xrlApi = 'http://metamark.net/api/rest/simple'
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def _getXrlUrl(self, url):
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quotedurl = utils.web.urlquote(url)
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try:
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return self.db.get('xrl', quotedurl)
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except KeyError:
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data = utils.web.urlencode({'long_url': url})
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text = utils.web.getUrl(self._xrlApi, data=data)
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if text.startswith('ERROR:'):
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raise ShrinkError, text[6:]
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self.db.set('xrl', quotedurl, text)
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return text
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def xrl(self, irc, msg, args, url):
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"""<url>
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Returns an xrl.us version of <url>.
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"""
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try:
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xrlurl = self._getXrlUrl(url)
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m = irc.reply(xrlurl)
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if m is not None:
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m.tag('shrunken')
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except ShrinkError, e:
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irc.error(str(e))
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xrl = thread(wrap(xrl, ['url']))
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_x0Api = 'http://api.x0.no/?%s'
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def _getX0Url(self, url):
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try:
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return self.db.get('x0', url)
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except KeyError:
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text = utils.web.getUrl(self._x0Api % url)
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if text.startswith('ERROR:'):
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raise ShrinkError, text[6:]
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self.db.set('x0', url, text)
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return text
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def x0(self, irc, msg, args, url):
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"""<url>
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Returns an x0.no version of <url>.
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"""
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try:
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x0url = self._getX0Url(url)
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m = irc.reply(x0url)
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if m is not None:
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m.tag('shrunken')
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except ShrinkError, e:
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irc.error(str(e))
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x0 = thread(wrap(x0, ['url']))
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Class = ShrinkUrl
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# vim:set shiftwidth=4 softtabstop=4 expandtab textwidth=79:
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