Limnoria/plugins/Google.py

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#!/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.
"""
from baseplugin import *
import re
import sets
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import time
import getopt
import urllib2
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import google
import utils
import ircmsgs
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import privmsgs
import callbacks
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import structures
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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 = anything('What is it?')
onStart.append('load Google')
onStart.append('googlelicensekey %s' % key)
if yn('Google depends on the Alias module for some commands. ' \
'Is the Alias module loaded?') == 'n':
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"')
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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 from http://www.google.com/apis/'
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totalSearches = 0
totalTime = 0
last24hours = structures.queue()
def search(*args, **kwargs):
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
class Google(callbacks.PrivmsgCommandAndRegexp):
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threaded = True
regexps = sets.Set(['googleSnarfer', 'googleGroups'])
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def __init__(self):
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 formatData(self, 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\x02: %s' % (title, url))
else:
results.append(url)
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if not results:
return 'No matches found %s' % time
else:
s = ircutils.privmsgPayload(results, ' :: ', 375)
return '%s %s' % (s, time)
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def googlelicensekey(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)
google.setLicense(key)
irc.reply(msg, conf.replySuccess)
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googlelicensekey = privmsgs.checkCapability(googlelicensekey, 'admin')
def google(self, irc, msg, args):
"""<search string> [--{language,restrict,safe,filter}=<value>]
Searches google.com for the given string. As many results as can fit
are included. Use options to set different values for the options
Google accepts.
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"""
(optlist, rest) = getopt.getopt(args, '', ['language=', 'restrict=',
'safe=', 'filter='])
kwargs = {'language': 'lang_en', 'safeSearch': 1}
for (option, argument) in optlist:
kwargs[option[2:]] = argument
searchString = privmsgs.getArgs(rest)
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data = search(searchString, **kwargs)
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irc.reply(msg, self.formatData(data))
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def metagoogle(self, irc, msg, args):
"""<search string> [--(language,restrict,safe,filter)=<value>]
Searches google and gives all the interesting meta information about
the search.
"""
(optlist, rest) = getopt.getopt(args, '', ['language=', 'restrict=',
'safe=', 'filter='])
kwargs = {'language': 'lang_en', 'safeSearch': 1}
for option, argument in optlist:
kwargs[option[2:]] = argument
searchString = privmsgs.getArgs(rest)
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data = search(searchString, **kwargs)
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meta = data.meta
categories = [d['fullViewableName'] for d in meta.directoryCategories]
categories = [repr(s.replace('_', ' ')) for s in categories]
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if len(categories) > 1:
categories = ', and '.join([', '.join(categories[:-1]),
categories[-1]])
elif not categories:
categories = ''
else:
categories = categories[0]
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 googlefight(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:
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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)
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def googlesite(self, irc, msg, args):
"""<site> <search string>
Searches Google on a specific site.
"""
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(site, s) = privmsgs.getArgs(args, needed=2)
searchString = 'site:%s %s' % (site, s)
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data = search(searchString, language='lang_en', safeSearch=1)
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irc.reply(msg, self.formatData(data))
def googlespell(self, irc, msg, args):
"<word>"
word = privmsgs.getArgs(args)
result = google.doSpellingSuggestion(word)
if result:
irc.reply(msg, result)
else:
irc.reply(msg, 'No spelling suggestion made.')
def googleinfo(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+(.*)$"
searchString = match.group(1)
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data = search(searchString, safeSearch=1)
if data.results:
url = data.results[0].URL
irc.queueMsg(ircmsgs.privmsg(ircutils.replyTo(msg), url))
else:
irc.queueMsg(ircmsgs.privmsg(ircutils.replyTo(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]+"
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.queueMsg(ircmsgs.privmsg(ircutils.replyTo(msg),
'Google Groups: %s, %s' % (mGroup.group(1), mThread.group(1))))
else:
irc.queueMsg(ircmsgs.privmsg(msg.args[0],
'That doesn\'t appear to be a proper Google Groups page.'))
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Class = Google
# vim:set shiftwidth=4 tabstop=8 expandtab textwidth=78: