mirror of
https://github.com/searxng/searxng
synced 2024-01-01 18:24:07 +00:00
d2faea423a
Many things have been changed since last review of this engine. This patch fix xpath selectors, implements suggestion and is a complete review / rewrite of the engine. Signed-off-by: Markus Heiser <markus@darmarit.de>
119 lines
3.0 KiB
Python
119 lines
3.0 KiB
Python
# SPDX-License-Identifier: AGPL-3.0-or-later
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"""Yahoo (News)
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Yahoo News is "English only" and do not offer localized nor language queries.
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"""
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# pylint: disable=invalid-name, missing-function-docstring
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import re
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from urllib.parse import urlencode
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from datetime import datetime, timedelta
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from dateutil import parser
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from lxml import html
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from searx import logger
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from searx.utils import (
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eval_xpath_list,
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eval_xpath_getindex,
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extract_text,
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)
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from searx.engines.yahoo import parse_url
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# pylint: disable=unused-import
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from searx.engines.yahoo import (
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_fetch_supported_languages,
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supported_languages_url,
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)
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# pylint: enable=unused-import
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logger = logger.getChild('yahoo_news engine')
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# about
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about = {
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"website": 'https://news.yahoo.com',
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"wikidata_id": 'Q3044717',
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"official_api_documentation": 'https://developer.yahoo.com/api/',
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"use_official_api": False,
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"require_api_key": False,
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"results": 'HTML',
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}
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language_support = False
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time_range_support = False
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safesearch = False
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paging = True
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categories = ['news']
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# search-url
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search_url = (
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'https://news.search.yahoo.com/search'
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'?{query}&b={offset}'
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)
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AGO_RE = re.compile(r'([0-9]+)\s*(year|month|week|day|minute|hour)')
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AGO_TIMEDELTA = {
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'minute': timedelta(minutes=1),
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'hour': timedelta(hours=1),
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'day': timedelta(days=1),
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'week': timedelta(days=7),
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'month': timedelta(days=30),
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'year': timedelta(days=365),
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}
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def request(query, params):
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offset = (params['pageno'] - 1) * 10 + 1
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params['url'] = search_url.format(
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offset = offset,
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query = urlencode({'p': query})
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)
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logger.debug("query_url --> %s", params['url'])
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return params
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def response(resp):
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results = []
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dom = html.fromstring(resp.text)
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# parse results
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for result in eval_xpath_list(dom, '//ol[contains(@class,"searchCenterMiddle")]//li'):
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url = eval_xpath_getindex(result, './/h4/a/@href', 0, None)
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if url is None:
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continue
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url = parse_url(url)
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title = extract_text(result.xpath('.//h4/a'))
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content = extract_text(result.xpath('.//p'))
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img_src = eval_xpath_getindex(result, './/img/@data-src', 0, None)
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item = {
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'url': url,
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'title': title,
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'content': content,
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'img_src' : img_src
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}
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pub_date = extract_text(result.xpath('.//span[contains(@class,"s-time")]'))
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ago = AGO_RE.search(pub_date)
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if ago:
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number = int(ago.group(1))
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delta = AGO_TIMEDELTA[ago.group(2)]
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pub_date = datetime.now() - delta * number
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else:
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try:
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pub_date = parser.parse(pub_date)
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except parser.ParserError:
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pub_date = None
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if pub_date is not None:
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item['publishedDate'] = pub_date
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results.append(item)
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for suggestion in eval_xpath_list(dom, '//div[contains(@class,"AlsoTry")]//td'):
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results.append({'suggestion': extract_text(suggestion)})
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return results
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