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# Yahoo (News)
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#
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# @website https://news.yahoo.com
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# @provide-api yes (https://developer.yahoo.com/boss/search/)
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# $0.80/1000 queries
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#
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# @using-api no (because pricing)
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# @results HTML (using search portal)
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# @stable no (HTML can change)
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# @parse url, title, content, publishedDate
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import re
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from datetime import datetime, timedelta
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from lxml import html
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from searx.engines.xpath import extract_text, extract_url
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from searx.engines.yahoo import parse_url, _fetch_supported_languages, supported_languages_url
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from dateutil import parser
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from searx.url_utils import urlencode
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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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# search-url
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search_url = 'https://news.search.yahoo.com/search?{query}&b={offset}&{lang}=uh3_news_web_gs_1&pz=10&xargs=0&vl=lang_{lang}' # noqa
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# specific xpath variables
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results_xpath = '//ol[contains(@class,"searchCenterMiddle")]//li'
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url_xpath = './/h3/a/@href'
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title_xpath = './/h3/a'
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content_xpath = './/div[@class="compText"]'
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publishedDate_xpath = './/span[contains(@class,"tri")]'
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suggestion_xpath = '//div[contains(@class,"VerALSOTRY")]//a'
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# do search-request
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def request(query, 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'
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else:
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language = params['language'].split('_')[0]
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params['url'] = search_url.format(offset=offset,
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query=urlencode({'p': query}),
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lang=language)
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# TODO required?
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params['cookies']['sB'] = '"v=1&vm=p&fl=1&vl=lang_{lang}&sh=1&pn=10&rw=new'\
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.format(lang=language)
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return params
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def sanitize_url(url):
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if ".yahoo.com/" in url:
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return re.sub(u"\\;\\_ylt\\=.+$", "", url)
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else:
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return url
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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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dom = html.fromstring(resp.text)
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# parse results
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for result in dom.xpath(results_xpath):
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urls = result.xpath(url_xpath)
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if len(urls) != 1:
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continue
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url = sanitize_url(parse_url(extract_url(urls, search_url)))
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title = extract_text(result.xpath(title_xpath)[0])
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content = extract_text(result.xpath(content_xpath)[0])
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# parse publishedDate
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publishedDate = extract_text(result.xpath(publishedDate_xpath)[0])
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# still useful ?
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if re.match("^[0-9]+ minute(s|) ago$", publishedDate):
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publishedDate = datetime.now() - timedelta(minutes=int(re.match(r'\d+', publishedDate).group()))
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elif re.match("^[0-9]+ days? ago$", publishedDate):
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publishedDate = datetime.now() - timedelta(days=int(re.match(r'\d+', publishedDate).group()))
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elif re.match("^[0-9]+ hour(s|), [0-9]+ minute(s|) ago$", publishedDate):
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timeNumbers = re.findall(r'\d+', publishedDate)
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publishedDate = datetime.now()\
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- timedelta(hours=int(timeNumbers[0]))\
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- timedelta(minutes=int(timeNumbers[1]))
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else:
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try:
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publishedDate = parser.parse(publishedDate)
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except:
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publishedDate = datetime.now()
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if publishedDate.year == 1900:
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publishedDate = publishedDate.replace(year=datetime.now().year)
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# append result
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results.append({'url': url,
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'title': title,
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'content': content,
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'publishedDate': publishedDate})
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# return results
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return results
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