Limnoria/plugins/Google.py

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#re!/usr/bin/env python
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###
# 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.
###
"""
Acceses Google for various things.
"""
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__revision__ = "$Id$"
import plugins
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import re
import sets
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import time
import getopt
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import socket
import urllib2
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import SOAP
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import google
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import conf
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import utils
import ircmsgs
import plugins
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import ircutils
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import privmsgs
import callbacks
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import structures
import configurable
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def configure(onStart, afterConnect, advanced):
from questions import expect, anything, something, yn
print 'To use Google\'t Web Services, you must have a license key.'
if yn('Do you have a license key?') == 'y':
key = something('What is it?')
while len(key) != 32:
print 'That\'s not a valid Google license key.'
if yn('Are you sure you have a valid Google license key?') == 'y':
key = something('What is it?')
else:
key = ''
break
if key:
onStart.append('load Google')
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onStart.append('google licensekey %s' % key)
print 'The Google plugin has the functionality to watch for URLs'
print 'that match a specific pattern (we call this a snarfer).'
print 'When supybot sees such a URL, he will parse the web page'
print 'for information and reply with the results.'
print
print 'Google has two available snarfers: Google Groups link'
print 'snarfing and a google search snarfer.'
print
if yn('Do you want the Google Groups link snarfer enabled by '
'default?') == 'y':
onStart.append('Google config groups-snarfer on')
if yn('Do you want the Google search snarfer enabled by default?')\
== 'y':
onStart.append('Google config search-snarfer on')
if 'load Alias' not in onStart:
print 'Google depends on the Alias module for some extra commands.'
if yn('Would you like to load the Alias module now?') == 'y':
onStart.append('load Alias')
else:
print 'You can still use the Google module, but you won\'t '\
'have these extra commands enabled.'
return
onStart.append('alias googlelinux "google --restrict=linux $1"')
onStart.append('alias googlebsd "google --restrict=bsd $1"')
onStart.append('alias googlemac "google --restrict=mac $1"')
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else:
print 'You\'ll need to get a key before you can use this plugin.'
print 'You can apply for a key at http://www.google.com/apis/'
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totalSearches = 0
totalTime = 0
last24hours = structures.queue()
def search(log, *args, **kwargs):
try:
global totalSearches, totalTime, last24hours
data = google.doGoogleSearch(*args, **kwargs)
now = time.time()
totalSearches += 1
totalTime += data.meta.searchTime
last24hours.enqueue(now)
while last24hours and now - last24hours.peek() > 86400:
last24hours.dequeue()
return data
except socket.error, e:
if e.args[0] == 110:
return 'Connection timed out to Google.com.'
else:
raise
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except SOAP.faultType, e:
log.exception('Uncaught SOAP error:')
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raise callbacks.Error, 'Invalid Google license key.'
class Google(callbacks.PrivmsgCommandAndRegexp, configurable.Mixin):
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threaded = True
regexps = sets.Set(['googleSnarfer', 'googleGroups'])
configurables = configurable.Dictionary(
[('groups-snarfer', configurable.BoolType, False,
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"""Determines whether the groups snarfer is enabled. If so, URLs at
groups.google.com will be snarfed and their group/title messaged to
the channel."""),
('search-snarfer', configurable.BoolType, False,
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"""Determines whether the search snarfer is enabled. If so, messages
(even unaddressed ones) beginning with the word 'google' will result
in the first URL Google returns being sent to the channel.""")]
)
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def __init__(self):
configurable.Mixin.__init__(self)
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callbacks.PrivmsgCommandAndRegexp.__init__(self)
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self.total = 0
self.totalTime = 0
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self.last24hours = structures.queue()
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def die(self):
configurable.Mixin.die(self)
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callbacks.PrivmsgCommandAndRegexp.die(self)
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def formatData(self, data):
if isinstance(data, basestring):
return data
time = 'Search took %s seconds' % data.meta.searchTime
results = []
for result in data.results:
title = utils.htmlToText(result.title.encode('utf-8'))
url = result.URL
if title:
results.append('%s: <%s>' % (ircutils.bold(title), url))
else:
results.append(url)
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if not results:
return 'No matches found (%s)' % time
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else:
return '%s: %s' % (time, '; '.join(results))
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def licensekey(self, irc, msg, args):
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"""<key>
Sets the Google license key for using Google's Web Services API. This
is necessary before you can do any searching with this module.
"""
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key = privmsgs.getArgs(args)
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if len(key) != 32:
irc.error(msg, 'That doesn\'t seem to be a valid license key.')
return
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google.setLicense(key)
irc.reply(msg, conf.replySuccess)
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licensekey = privmsgs.checkCapability(licensekey, 'admin')
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def google(self, irc, msg, args):
"""<search> [--{language,restrict}=<value>] [--{notsafe,similar}]
Searches google.com for the given string. As many results as can fit
are included. --language accepts a language abbreviation; --restrict
restricts the results to certain classes of things; --similar tells
Google not to filter similar results. --notsafe allows possibly
work-unsafe results.
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"""
(optlist, rest) = getopt.getopt(args, '', ['language=', 'restrict=',
'notsafe', 'similar'])
kwargs = {'language': 'lang_en', 'safeSearch': 1}
for (option, argument) in optlist:
if option == '--notsafe':
kwargs['safeSearch'] = False
elif option == '--similar':
kwargs['filter'] = False
else:
kwargs[option[2:]] = argument
searchString = privmsgs.getArgs(rest)
data = search(self.log, searchString, **kwargs)
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irc.reply(msg, self.formatData(data))
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def metagoogle(self, irc, msg, args):
"""<search> [--(language,restrict)=<value>] [--{similar,notsafe}]
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Searches google and gives all the interesting meta information about
the search. See the help for the google command for a detailed
description of the parameters.
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"""
(optlist, rest) = getopt.getopt(args, '', ['language=', 'restrict=',
'notsafe', 'similar'])
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kwargs = {'language': 'lang_en', 'safeSearch': 1}
for option, argument in optlist:
if option == '--notsafe':
kwargs['safeSearch'] = False
elif option == '--similar':
kwargs['filter'] = False
else:
kwargs[option[2:]] = argument
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searchString = privmsgs.getArgs(rest)
data = search(self.log, searchString, **kwargs)
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meta = data.meta
categories = [d['fullViewableName'] for d in meta.directoryCategories]
categories = [utils.dqrepr(s.replace('_', ' ')) for s in categories]
if categories:
categories = utils.commaAndify(categories)
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else:
categories = ''
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s = 'Search for %r returned %s %s results in %s seconds.%s' % \
(meta.searchQuery,
meta.estimateIsExact and 'exactly' or 'approximately',
meta.estimatedTotalResultsCount,
meta.searchTime,
categories and ' Categories include %s.' % categories)
irc.reply(msg, s)
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def fight(self, irc, msg, args):
"""<search string> <search string> [<search string> ...]
Returns the results of each search, in order, from greatest number
of results to least.
"""
results = []
for arg in args:
data = search(self.log, arg)
results.append((data.meta.estimatedTotalResultsCount, arg))
results.sort()
results.reverse()
s = ', '.join(['%r: %s' % (s, i) for (i, s) in results])
irc.reply(msg, s)
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def spell(self, irc, msg, args):
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"""<word>
Returns Google's spelling recommendation for <word>.
"""
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word = privmsgs.getArgs(args)
result = google.doSpellingSuggestion(word)
if result:
irc.reply(msg, result)
else:
irc.reply(msg, 'No spelling suggestion made.')
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def info(self, irc, msg, args):
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"""takes no arguments
Returns interesting information about this Google module. Mostly
useful for making sure you don't go over your 1000 requests/day limit.
"""
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recent = len(last24hours)
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irc.reply(msg, 'This google module has been called %s time%stotal; '\
'%s time%sin the past 24 hours. ' \
'Google has spent %s seconds searching for me.' % \
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(totalSearches, totalSearches != 1 and 's ' or ' ',
recent, recent != 1 and 's ' or ' ',
totalTime))
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def googleSnarfer(self, irc, msg, match):
r"^google\s+(.*)$"
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if not self.configurables.get('search-snarfer', channel=msg.args[0]):
return
searchString = match.group(1)
try:
data = search(self.log, searchString, safeSearch=1)
except google.NoLicenseKey:
return
if data.results:
url = data.results[0].URL
irc.reply(msg, url)
else:
irc.reply(msg, 'No results for "%s"' % searchString)
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googleSnarfer = privmsgs.urlSnarfer(googleSnarfer)
_ggThread = re.compile(r'<br>Subject: ([^<]+)<br>')
_ggPlainThread = re.compile(r'Subject: (.*)')
_ggGroup = re.compile(r'Newsgroups: (?:<a[^>]+>)?([^<]+)(?:</a>)?')
_ggPlainGroup = re.compile(r'Newsgroups: (.*)')
def googleGroups(self, irc, msg, match):
r"http://groups.google.com/[^\s]+"
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if not self.configurables.get('groups-snarfer', channel=msg.args[0]):
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return
request = urllib2.Request(match.group(0), headers=\
{'User-agent': 'Mozilla/4.0 (compatible; MSIE 5.5; Windows NT 4.0)'})
fd = urllib2.urlopen(request)
text = fd.read()
fd.close()
mThread = None
mGroup = None
if '&prev=/' in match.group(0):
path = re.search('view the <a href=([^>]+)>no',text)
if path is None:
return
url = 'http://groups.google.com'
request = urllib2.Request('%s%s' % (url,path.group(1)),
headers={'User-agent': 'Mozilla/4.0 (compatible; MSIE 5.5;'
'Windows NT 4.0)'})
fd = urllib2.urlopen(request)
text = fd.read()
fd.close()
mThread = self._ggThread.search(text)
mGroup = self._ggGroup.search(text)
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elif '&output=gplain' in match.group(0):
mThread = self._ggPlainThread.search(text)
mGroup = self._ggPlainGroup.search(text)
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else:
mThread = self._ggThread.search(text)
mGroup = self._ggGroup.search(text)
if mThread and mGroup:
irc.reply(msg, 'Google Groups: %s, %s' % (mGroup.group(1),
mThread.group(1)), prefixName = False)
else:
irc.error(msg, 'That doesn\'t appear to be a proper '\
'Google Groups page. (%s)' % conf.replyPossibleBug)
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googleGroups = privmsgs.urlSnarfer(googleGroups)
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Class = Google
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# vim:set shiftwidth=4 tabstop=8 expandtab textwidth=78: