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Limnoria/plugins/Google.py

312 lines
12 KiB
Python

#re!/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.
###
"""
Acceses Google for various things.
"""
import plugins
import re
import sets
import time
import getopt
import socket
import urllib2
import google
import conf
import debug
import utils
import ircmsgs
import plugins
import ircutils
import privmsgs
import callbacks
import structures
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')
onStart.append('google licensekey %s' % key)
if 'load Alias' not in onStart:
print 'Google depends on the Alias module for some 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 ' \
'be asked any further questions.'
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"')
if advanced:
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.\n'
print 'Google has two available snarfers: Google Groups link'
print 'snarfing and a google search snarfer.\n'
if yn('Do you want the Google Groups link snarfer enabled by '\
'default?') == 'n':
onStart.append('Google toggle groups off')
if yn('Do you want the Google search snarfer enabled by default?')\
== 'y':
onStart.append('Google toggle search on')
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/'
totalSearches = 0
totalTime = 0
last24hours = structures.queue()
def search(*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
class Google(callbacks.PrivmsgCommandAndRegexp, plugins.Toggleable):
threaded = True
regexps = sets.Set(['googleSnarfer', 'googleGroups'])
toggles = plugins.ToggleDictionary({'groups' : True,
'search' : False})
def __init__(self):
super(self.__class__, self).__init__()
plugins.Toggleable.__init__(self)
self.total = 0
self.totalTime = 0
self.last24hours = structures.queue()
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('\x02%s\x0F: <%s>' % (title, url))
else:
results.append(url)
if not results:
return 'No matches found %s' % time
else:
return '%s %s' % (time, '; '.join(results))
def licensekey(self, irc, msg, args):
"""<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.
"""
key = privmsgs.getArgs(args)
google.setLicense(key)
irc.reply(msg, conf.replySuccess)
licensekey = privmsgs.checkCapability(licensekey, 'admin')
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.
"""
(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(searchString, **kwargs)
irc.reply(msg, self.formatData(data))
def metagoogle(self, irc, msg, args):
"""<search> [--(language,restrict)=<value>] [--{similar,notsafe}]
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.
"""
(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(searchString, **kwargs)
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)
else:
categories = ''
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)
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(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)
def spell(self, irc, msg, args):
"""<word>
Returns Google's spelling recommendation for <word>.
"""
word = privmsgs.getArgs(args)
result = google.doSpellingSuggestion(word)
if result:
irc.reply(msg, result)
else:
irc.reply(msg, 'No spelling suggestion made.')
def info(self, irc, msg, args):
"""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.
"""
recent = len(last24hours)
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.' % \
(totalSearches, totalSearches != 1 and 's ' or ' ',
recent, recent != 1 and 's ' or ' ',
totalTime))
def googleSnarfer(self, irc, msg, match):
r"^google\s+(.*)$"
if not self.toggles.get('search', channel=msg.args[0]):
return
searchString = match.group(1)
try:
data = search(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)
_ggThread = re.compile(r'<br>Subject: ([^<]+)<br>')
_ggGroup = re.compile(r'Newsgroups: <a[^>]+>([^<]+)</a>')
def googleGroups(self, irc, msg, match):
r"http://groups.google.com/[^\s]+"
if not self.toggles.get('groups', channel=msg.args[0]):
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()
if match.group(0).find('&prev=/') >= 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)
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)
Class = Google
# vim:set shiftwidth=4 tabstop=8 expandtab textwidth=78: