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[fix] prevent google engine to redirect

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nid/pref cookies are also removed
This commit is contained in:
Adam Tauber 2015-12-22 20:05:42 +01:00
parent 029291eca1
commit 5cea4f9445
2 changed files with 2 additions and 34 deletions
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30
searx/engines/google.py
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@ -13,7 +13,6 @@ from cgi import escape
from urllib import urlencode from urllib import urlencode
from urlparse import urlparse, parse_qsl from urlparse import urlparse, parse_qsl
from lxml import html, etree from lxml import html, etree
from searx.poolrequests import get
from searx.engines.xpath import extract_text, extract_url from searx.engines.xpath import extract_text, extract_url
from searx.search import logger from searx.search import logger
@ -91,7 +90,7 @@ url_map = 'https://www.openstreetmap.org/'\
search_path = '/search' search_path = '/search'
search_url = ('https://{hostname}' + search_url = ('https://{hostname}' +
search_path + search_path +
'?{query}&start={offset}&gbv=1') '?{query}&start={offset}&gbv=1&gws_rd=cr')
# other URLs # other URLs
map_hostname_start = 'maps.google.' map_hostname_start = 'maps.google.'
@ -129,27 +128,6 @@ image_img_src_xpath = './img/@src'
property_address = "Address" property_address = "Address"
property_phone = "Phone number" property_phone = "Phone number"
# cookies
pref_cookie = ''
nid_cookie = {}
# see https://support.google.com/websearch/answer/873?hl=en
def get_google_pref_cookie():
global pref_cookie
if pref_cookie == '':
resp = get('https://www.google.com/ncr', allow_redirects=False)
pref_cookie = resp.cookies["PREF"]
return pref_cookie
def get_google_nid_cookie(google_hostname):
global nid_cookie
if google_hostname not in nid_cookie:
resp = get('https://' + google_hostname)
nid_cookie[google_hostname] = resp.cookies.get("NID", None)
return nid_cookie[google_hostname]
# remove google-specific tracking-url # remove google-specific tracking-url
def parse_url(url_string, google_hostname): def parse_url(url_string, google_hostname):
@ -201,12 +179,6 @@ def request(query, params):
params['headers']['Accept-Language'] = language params['headers']['Accept-Language'] = language
params['headers']['Accept'] = 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8' params['headers']['Accept'] = 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8'
if google_hostname == default_hostname:
try:
params['cookies']['PREF'] = get_google_pref_cookie()
except:
logger.warning('cannot fetch PREF cookie')
params['cookies']['NID'] = get_google_nid_cookie(google_hostname)
params['google_hostname'] = google_hostname params['google_hostname'] = google_hostname

6
searx/tests/engines/test_google.py
View File

@ -9,7 +9,7 @@ from searx.testing import SearxTestCase
class TestGoogleEngine(SearxTestCase): class TestGoogleEngine(SearxTestCase):
def mock_response(self, text): def mock_response(self, text):
response = mock.Mock(text=text, url='https://www.google.com/search?q=test&start=0&gbv=1') response = mock.Mock(text=text, url='https://www.google.com/search?q=test&start=0&gbv=1&gws_rd=cr')
response.search_params = mock.Mock() response.search_params = mock.Mock()
response.search_params.get = mock.Mock(return_value='www.google.com') response.search_params.get = mock.Mock(return_value='www.google.com')
return response return response
@ -23,16 +23,12 @@ class TestGoogleEngine(SearxTestCase):
self.assertIn('url', params) self.assertIn('url', params)
self.assertIn(query, params['url']) self.assertIn(query, params['url'])
self.assertIn('google.fr', params['url']) self.assertIn('google.fr', params['url'])
self.assertNotIn('PREF', params['cookies'])
self.assertIn('NID', params['cookies'])
self.assertIn('fr', params['headers']['Accept-Language']) self.assertIn('fr', params['headers']['Accept-Language'])
dicto['language'] = 'all' dicto['language'] = 'all'
params = google.request(query, dicto) params = google.request(query, dicto)
self.assertIn('google.com', params['url']) self.assertIn('google.com', params['url'])
self.assertIn('en', params['headers']['Accept-Language']) self.assertIn('en', params['headers']['Accept-Language'])
# self.assertIn('PREF', params['cookies'])
self.assertIn('NID', params['cookies'])
def test_response(self): def test_response(self):
self.assertRaises(AttributeError, google.response, None) self.assertRaises(AttributeError, google.response, None)