mirror of
https://github.com/searxng/searxng.git
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a4dcfa025c
move meta information from comment to the about variable so the preferences, the documentation can show these information
132 lines
4.3 KiB
Python
132 lines
4.3 KiB
Python
# SPDX-License-Identifier: AGPL-3.0-or-later
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"""
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Bing (News)
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"""
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from datetime import datetime
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from dateutil import parser
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from urllib.parse import urlencode, urlparse, parse_qsl
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from lxml import etree
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from lxml.etree import XPath
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from searx.utils import match_language, eval_xpath_getindex
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from searx.engines.bing import language_aliases
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from searx.engines.bing import _fetch_supported_languages, supported_languages_url # NOQA # pylint: disable=unused-import
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# about
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about = {
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"website": 'https://www.bing.com/news',
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"wikidata_id": 'Q2878637',
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"official_api_documentation": 'https://www.microsoft.com/en-us/bing/apis/bing-news-search-api',
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"use_official_api": False,
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"require_api_key": False,
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"results": 'RSS',
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}
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# engine dependent config
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categories = ['news']
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paging = True
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language_support = True
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time_range_support = True
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# search-url
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base_url = 'https://www.bing.com/'
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search_string = 'news/search?{query}&first={offset}&format=RSS'
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search_string_with_time = 'news/search?{query}&first={offset}&qft=interval%3d"{interval}"&format=RSS'
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time_range_dict = {'day': '7',
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'week': '8',
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'month': '9'}
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# remove click
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def url_cleanup(url_string):
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parsed_url = urlparse(url_string)
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if parsed_url.netloc == 'www.bing.com' and parsed_url.path == '/news/apiclick.aspx':
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query = dict(parse_qsl(parsed_url.query))
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return query.get('url', None)
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return url_string
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# replace the http://*bing4.com/th?id=... by https://www.bing.com/th?id=...
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def image_url_cleanup(url_string):
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parsed_url = urlparse(url_string)
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if parsed_url.netloc.endswith('bing4.com') and parsed_url.path == '/th':
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query = dict(parse_qsl(parsed_url.query))
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return "https://www.bing.com/th?id=" + query.get('id')
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return url_string
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def _get_url(query, language, offset, time_range):
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if time_range in time_range_dict:
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search_path = search_string_with_time.format(
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query=urlencode({'q': query, 'setmkt': language}),
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offset=offset,
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interval=time_range_dict[time_range])
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else:
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# e.g. setmkt=de-de&setlang=de
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search_path = search_string.format(
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query=urlencode({'q': query, 'setmkt': language}),
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offset=offset)
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return base_url + search_path
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# do search-request
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def request(query, params):
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if params['time_range'] and params['time_range'] not in time_range_dict:
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return params
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offset = (params['pageno'] - 1) * 10 + 1
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if params['language'] == 'all':
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language = 'en-US'
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else:
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language = match_language(params['language'], supported_languages, language_aliases)
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params['url'] = _get_url(query, language, offset, params['time_range'])
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return params
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# get response from search-request
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def response(resp):
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results = []
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rss = etree.fromstring(resp.content)
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ns = rss.nsmap
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# parse results
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for item in rss.xpath('./channel/item'):
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# url / title / content
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url = url_cleanup(eval_xpath_getindex(item, './link/text()', 0, default=None))
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title = eval_xpath_getindex(item, './title/text()', 0, default=url)
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content = eval_xpath_getindex(item, './description/text()', 0, default='')
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# publishedDate
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publishedDate = eval_xpath_getindex(item, './pubDate/text()', 0, default=None)
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try:
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publishedDate = parser.parse(publishedDate, dayfirst=False)
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except TypeError:
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publishedDate = datetime.now()
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except ValueError:
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publishedDate = datetime.now()
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# thumbnail
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thumbnail = eval_xpath_getindex(item, XPath('./News:Image/text()', namespaces=ns), 0, default=None)
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if thumbnail is not None:
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thumbnail = image_url_cleanup(thumbnail)
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# append result
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if thumbnail is not None:
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results.append({'url': url,
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'title': title,
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'publishedDate': publishedDate,
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'content': content,
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'img_src': thumbnail})
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else:
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results.append({'url': url,
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'title': title,
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'publishedDate': publishedDate,
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'content': content})
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# return results
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return results
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