searxng/searx/engines/yandex.py

63 lines
1.6 KiB
Python
Raw Normal View History

2015-10-31 14:27:23 +00:00
"""
Yahoo (Web)
@website https://yandex.ru/
@provide-api ?
@using-api no
@results HTML (using search portal)
@stable no (HTML can change)
@parse url, title, content
"""
from urllib import urlencode
from lxml import html
from searx.search import logger
logger = logger.getChild('yandex engine')
# engine dependent config
categories = ['general']
paging = True
language_support = True # TODO
default_tld = 'com'
language_map = {'ru': 'ru',
'ua': 'uk',
'tr': 'com.tr'}
2015-10-31 14:27:23 +00:00
# search-url
base_url = 'https://yandex.{tld}/'
2015-10-31 14:27:23 +00:00
search_url = 'search/?{query}&p={page}'
results_xpath = '//div[@class="serp-item serp-item_plain_yes clearfix i-bem"]'
url_xpath = './/h2/a/@href'
title_xpath = './/h2/a//text()'
content_xpath = './/div[@class="serp-item__text"]//text()'
def request(query, params):
lang = params['language'].split('_')[0]
host = base_url.format(tld=language_map.get(lang) or default_tld)
2016-01-18 11:47:31 +00:00
params['url'] = host + search_url.format(page=params['pageno'] - 1,
query=urlencode({'text': query}))
2015-10-31 14:27:23 +00:00
return params
# get response from search-request
def response(resp):
dom = html.fromstring(resp.text)
results = []
for result in dom.xpath(results_xpath):
try:
res = {'url': result.xpath(url_xpath)[0],
'title': ''.join(result.xpath(title_xpath)),
'content': ''.join(result.xpath(content_xpath))}
except:
logger.exception('yandex parse crash')
continue
results.append(res)
return results