mirror of
https://github.com/searxng/searxng.git
synced 2024-11-23 19:31:00 +00:00
62 lines
1.6 KiB
Python
62 lines
1.6 KiB
Python
"""
|
|
Stackoverflow (It)
|
|
|
|
@website https://stackoverflow.com/
|
|
@provide-api not clear (https://api.stackexchange.com/docs/advanced-search)
|
|
|
|
@using-api no
|
|
@results HTML
|
|
@stable no (HTML can change)
|
|
@parse url, title, content
|
|
"""
|
|
|
|
from urllib.parse import urlencode, urljoin, urlparse
|
|
from lxml import html
|
|
from searx.utils import extract_text
|
|
from searx.exceptions import SearxEngineCaptchaException
|
|
|
|
# engine dependent config
|
|
categories = ['it']
|
|
paging = True
|
|
|
|
# search-url
|
|
url = 'https://stackoverflow.com/'
|
|
search_url = url + 'search?{query}&page={pageno}'
|
|
|
|
# specific xpath variables
|
|
results_xpath = '//div[contains(@class,"question-summary")]'
|
|
link_xpath = './/div[@class="result-link"]//a|.//div[@class="summary"]//h3//a'
|
|
content_xpath = './/div[@class="excerpt"]'
|
|
|
|
|
|
# do search-request
|
|
def request(query, params):
|
|
params['url'] = search_url.format(query=urlencode({'q': query}), pageno=params['pageno'])
|
|
|
|
return params
|
|
|
|
|
|
# get response from search-request
|
|
def response(resp):
|
|
resp_url = urlparse(resp.url)
|
|
if resp_url.path.startswith('/nocaptcha'):
|
|
raise SearxEngineCaptchaException()
|
|
|
|
results = []
|
|
|
|
dom = html.fromstring(resp.text)
|
|
|
|
# parse results
|
|
for result in dom.xpath(results_xpath):
|
|
link = result.xpath(link_xpath)[0]
|
|
href = urljoin(url, link.attrib.get('href'))
|
|
title = extract_text(link)
|
|
content = extract_text(result.xpath(content_xpath))
|
|
|
|
# append result
|
|
results.append({'url': href,
|
|
'title': title,
|
|
'content': content})
|
|
|
|
# return results
|
|
return results
|