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Limnoria/plugins/Google/plugin.py
2011-03-07 18:20:10 +01:00

379 lines
15 KiB
Python

###
# Copyright (c) 2002-2004, Jeremiah Fincher
# Copyright (c) 2008-2010, James Vega
# 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.
###
import re
import cgi
import time
import socket
import urllib
import supybot.conf as conf
import supybot.utils as utils
import supybot.world as world
from supybot.commands import *
import supybot.ircmsgs as ircmsgs
import supybot.ircutils as ircutils
import supybot.callbacks as callbacks
from supybot.i18n import PluginInternationalization, internationalizeDocstring
_ = PluginInternationalization('Google')
simplejson = None
try:
simplejson = utils.python.universalImport('json')
except ImportError:
pass
try:
# The 3rd party simplejson module was included in Python 2.6 and renamed to
# json. Unfortunately, this conflicts with the 3rd party json module.
# Luckily, the 3rd party json module has a different interface so we test
# to make sure we aren't using it.
if simplejson is None or hasattr(simplejson, 'read'):
simplejson = utils.python.universalImport('simplejson',
'local.simplejson')
except ImportError:
raise callbacks.Error, \
'You need Python2.6 or the simplejson module installed to use ' \
'this plugin. Download the module at ' \
'<http://undefined.org/python/#simplejson>.'
class Google(callbacks.PluginRegexp):
threaded = True
callBefore = ['Web']
regexps = ['googleSnarfer']
_colorGoogles = {}
def _getColorGoogle(self, m):
s = m.group(1)
ret = self._colorGoogles.get(s)
if not ret:
L = list(s)
L[0] = ircutils.mircColor(L[0], 'blue')[:-1]
L[1] = ircutils.mircColor(L[1], 'red')[:-1]
L[2] = ircutils.mircColor(L[2], 'yellow')[:-1]
L[3] = ircutils.mircColor(L[3], 'blue')[:-1]
L[4] = ircutils.mircColor(L[4], 'green')[:-1]
L[5] = ircutils.mircColor(L[5], 'red')
ret = ''.join(L)
self._colorGoogles[s] = ret
return ircutils.bold(ret)
_googleRe = re.compile(r'\b(google)\b', re.I)
def outFilter(self, irc, msg):
if msg.command == 'PRIVMSG' and \
self.registryValue('colorfulFilter', msg.args[0]):
s = msg.args[1]
s = re.sub(self._googleRe, self._getColorGoogle, s)
msg = ircmsgs.privmsg(msg.args[0], s, msg=msg)
return msg
_gsearchUrl = 'http://ajax.googleapis.com/ajax/services/search/web'
@internationalizeDocstring
def search(self, query, channel, options={}):
"""Perform a search using Google's AJAX API.
search("search phrase", options={})
Valid options are:
smallsearch - True/False (Default: False)
filter - {active,moderate,off} (Default: "moderate")
language - Restrict search to documents in the given language
(Default: "lang_en")
"""
ref = self.registryValue('referer')
if not ref:
ref = 'http://%s/%s' % (dynamic.irc.server,
dynamic.irc.nick)
headers = utils.web.defaultHeaders
headers['Referer'] = ref
opts = {'q': query, 'v': '1.0'}
for (k, v) in options.iteritems():
if k == 'smallsearch':
if v:
opts['rsz'] = 'small'
else:
opts['rsz'] = 'large'
elif k == 'filter':
opts['safe'] = v
elif k == 'language':
opts['lr'] = v
defLang = self.registryValue('defaultLanguage', channel)
if 'lr' not in opts and defLang:
opts['lr'] = defLang
if 'safe' not in opts:
opts['safe'] = self.registryValue('searchFilter', dynamic.channel)
if 'rsz' not in opts:
opts['rsz'] = 'large'
fd = utils.web.getUrlFd('%s?%s' % (self._gsearchUrl,
urllib.urlencode(opts)),
headers)
json = simplejson.load(fd)
fd.close()
if json['responseStatus'] != 200:
raise callbacks.Error, _('We broke The Google!')
return json
def formatData(self, data, bold=True, max=0):
if isinstance(data, basestring):
return data
results = []
if max:
data = data[:max]
for result in data:
title = utils.web.htmlToText(result['titleNoFormatting']\
.encode('utf-8'))
url = result['unescapedUrl'].encode('utf-8')
if title:
if bold:
title = ircutils.bold(title)
results.append(format('%s: %u', title, url))
else:
results.append(url)
if not results:
return format(_('No matches found.'))
else:
return format('; '.join(results))
@internationalizeDocstring
def lucky(self, irc, msg, args, opts, text):
"""[--snippet] <search>
Does a google search, but only returns the first result.
If option --snippet is given, returns also the page text snippet.
"""
opts = dict(opts)
data = self.search(text, msg.args[0], {'smallsearch': True})
if data['responseData']['results']:
url = data['responseData']['results'][0]['unescapedUrl'].encode('utf-8')
if opts.has_key('snippet'):
snippet = data['responseData']['results'][0]['content'].encode('utf-8')
snippet = " | " + utils.web.htmlToText(snippet, tagReplace='')
else:
snippet = ""
result = url + snippet
irc.reply(result)
else:
irc.reply(_('Google found nothing.'))
lucky = wrap(lucky, [getopts({'snippet':'',}), 'text'])
@internationalizeDocstring
def google(self, irc, msg, args, optlist, text):
"""<search> [--{filter,language} <value>]
Searches google.com for the given string. As many results as can fit
are included. --language accepts a language abbreviation; --filter
accepts a filtering level ('active', 'moderate', 'off').
"""
if 'language' in optlist and optlist['language'].lower() not in \
conf.supybot.plugins.Google.safesearch.validStrings:
irc.errorInvalid('language')
data = self.search(text, msg.args[0], dict(optlist))
if data['responseStatus'] != 200:
irc.reply(_('We broke The Google!'))
return
bold = self.registryValue('bold', msg.args[0])
max = self.registryValue('maximumResults', msg.args[0])
irc.reply(self.formatData(data['responseData']['results'],
bold=bold, max=max))
google = wrap(google, [getopts({'language':'something',
'filter':''}),
'text'])
@internationalizeDocstring
def cache(self, irc, msg, args, url):
"""<url>
Returns a link to the cached version of <url> if it is available.
"""
data = self.search(url, msg.args[0], {'smallsearch': True})
if data['responseData']['results']:
m = data['responseData']['results'][0]
if m['cacheUrl']:
url = m['cacheUrl'].encode('utf-8')
irc.reply(url)
return
irc.error(_('Google seems to have no cache for that site.'))
cache = wrap(cache, ['url'])
@internationalizeDocstring
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.
"""
channel = msg.args[0]
results = []
for arg in args:
data = self.search(arg, channel, {'smallsearch': True})
count = data['responseData']['cursor'].get('estimatedResultCount',
0)
results.append((int(count), arg))
results.sort()
results.reverse()
if self.registryValue('bold', msg.args[0]):
bold = ircutils.bold
else:
bold = repr
s = ', '.join([format('%s: %i', bold(s), i) for (i, s) in results])
irc.reply(s)
_gtranslateUrl='http://ajax.googleapis.com/ajax/services/language/translate'
@internationalizeDocstring
def translate(self, irc, msg, args, fromLang, toLang, text):
"""<from-language> [to] <to-language> <text>
Returns <text> translated from <from-language> into <to-language>.
Beware that translating to or from languages that use multi-byte
characters may result in some very odd results.
"""
channel = msg.args[0]
ref = self.registryValue('referer')
if not ref:
ref = 'http://%s/%s' % (dynamic.irc.server,
dynamic.irc.nick)
headers = utils.web.defaultHeaders
headers['Referer'] = ref
opts = {'q': text, 'v': '1.0'}
lang = conf.supybot.plugins.Google.defaultLanguage
if fromLang.capitalize() in lang.transLangs:
fromLang = lang.transLangs[fromLang.capitalize()]
elif lang.normalize('lang_'+fromLang)[5:] \
not in lang.transLangs.values():
irc.errorInvalid(_('from language'), fromLang,
format(_('Valid languages are: %L'),
lang.transLangs.keys()))
else:
fromLang = lang.normalize('lang_'+fromLang)[5:]
if toLang.capitalize() in lang.transLangs:
toLang = lang.transLangs[toLang.capitalize()]
elif lang.normalize('lang_'+toLang)[5:] \
not in lang.transLangs.values():
irc.errorInvalid(_('to language'), toLang,
format(_('Valid languages are: %L'),
lang.transLangs.keys()))
else:
toLang = lang.normalize('lang_'+toLang)[5:]
if fromLang == 'auto':
fromLang = ''
if toLang == 'auto':
irc.error("Destination language cannot be 'auto'.")
return
opts['langpair'] = '%s|%s' % (fromLang, toLang)
fd = utils.web.getUrlFd('%s?%s' % (self._gtranslateUrl,
urllib.urlencode(opts)),
headers)
json = simplejson.load(fd)
fd.close()
if json['responseStatus'] != 200:
raise callbacks.Error, 'Google says: Response Status %s: %s.' % \
(json['responseStatus'], json['responseDetails'],)
if fromLang != '':
irc.reply(json['responseData']['translatedText'].encode('utf-8'))
else:
detected_language = json['responseData']['detectedSourceLanguage'].encode('utf-8')
translation = json['responseData']['translatedText'].encode('utf-8')
try:
long_lang_name = [k for k,v in lang.transLangs.iteritems() if v == detected_language][0]
except IndexError: #just in case google adds langs we don't know about
long_lang_name = detected_language
responsestring = "(Detected source language: %s) %s" % \
(long_lang_name, translation)
irc.reply(responsestring)
translate = wrap(translate, ['something', 'to', 'something', 'text'])
def googleSnarfer(self, irc, msg, match):
r"^google\s+(.*)$"
if not self.registryValue('searchSnarfer', msg.args[0]):
return
searchString = match.group(1)
data = self.search(searchString, msg.args[0], {'smallsearch': True})
if data['responseData']['results']:
url = data['responseData']['results'][0]['unescapedUrl']
irc.reply(url.encode('utf-8'), prefixNick=False)
googleSnarfer = urlSnarfer(googleSnarfer)
def _googleUrl(self, s):
s = s.replace('+', '%2B')
s = s.replace(' ', '+')
url = r'http://google.com/search?q=' + s
return url
_calcRe = re.compile(r'<h\d class="?r"?.*?<b>(.*?)</b>', re.I)
_calcSupRe = re.compile(r'<sup>(.*?)</sup>', re.I)
_calcFontRe = re.compile(r'<font size=-2>(.*?)</font>')
_calcTimesRe = re.compile(r'&(?:times|#215);')
@internationalizeDocstring
def calc(self, irc, msg, args, expr):
"""<expression>
Uses Google's calculator to calculate the value of <expression>.
"""
url = self._googleUrl(expr)
html = utils.web.getUrl(url)
match = self._calcRe.search(html)
if match is not None:
s = match.group(1)
s = self._calcSupRe.sub(r'^(\1)', s)
s = self._calcFontRe.sub(r',', s)
s = self._calcTimesRe.sub(r'*', s)
s = utils.web.htmlToText(s)
irc.reply(s)
else:
irc.reply(_('Google\'s calculator didn\'t come up with anything.'))
calc = wrap(calc, ['text'])
_phoneRe = re.compile(r'Phonebook.*?<font size=-1>(.*?)<a href')
@internationalizeDocstring
def phonebook(self, irc, msg, args, phonenumber):
"""<phone number>
Looks <phone number> up on Google.
"""
url = self._googleUrl(phonenumber)
html = utils.web.getUrl(url)
m = self._phoneRe.search(html)
if m is not None:
s = m.group(1)
s = s.replace('<b>', '')
s = s.replace('</b>', '')
s = utils.web.htmlToText(s)
irc.reply(s)
else:
irc.reply(_('Google\'s phonebook didn\'t come up with anything.'))
phonebook = wrap(phonebook, ['text'])
Class = Google
# vim:set shiftwidth=4 softtabstop=4 expandtab textwidth=79: