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## Bing (News)
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#
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# @website https://www.bing.com/news
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# @provide-api yes (http://datamarket.azure.com/dataset/bing/search), max. 5000 query/month
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#
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# @using-api no (because of query limit)
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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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from urllib import urlencode
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from cgi import escape
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from lxml import html
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from datetime import datetime, timedelta
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from dateutil import parser
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import re
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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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base_url = 'https://www.bing.com/'
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search_string = 'news/search?{query}&first={offset}'
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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-US'
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else:
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language = params['language'].replace('_', '-')
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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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params['cookies']['SRCHHPGUSR'] = \
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'NEWWND=0&NRSLT=-1&SRCHLANG=' + language.split('-')[0]
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params['url'] = base_url + search_path
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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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dom = html.fromstring(resp.content)
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# parse results
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for result in dom.xpath('//div[@class="sn_r"]'):
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link = result.xpath('.//div[@class="newstitle"]/a')[0]
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url = link.attrib.get('href')
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title = ' '.join(link.xpath('.//text()'))
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contentXPath = result.xpath('.//div[@class="sn_txt"]/div//span[@class="sn_snip"]//text()')
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if contentXPath != None:
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content = escape(' '.join(contentXPath))
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# parse publishedDate
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publishedDateXPath = result.xpath('.//div[@class="sn_txt"]/div//span[contains(@class,"sn_ST")]//span[contains(@class,"sn_tm")]//text()')
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if publishedDateXPath != None:
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publishedDate = escape(' '.join(publishedDateXPath))
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if re.match("^[0-9]+ minute(s|) ago$", publishedDate):
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timeNumbers = re.findall(r'\d+', publishedDate)
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publishedDate = datetime.now()\
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- timedelta(minutes=int(timeNumbers[0]))
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elif re.match("^[0-9]+ hour(s|) ago$", 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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elif re.match("^[0-9]+ hour(s|), [0-9]+ minute(s|) ago$", publishedDate):
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timeNumbers = re.findall(r'\d+', publishedDate)
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publishedDate = datetime.now()\
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- timedelta(hours=int(timeNumbers[0]))\
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- timedelta(minutes=int(timeNumbers[1]))
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elif re.match("^[0-9]+ day(s|) ago$", publishedDate):
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timeNumbers = re.findall(r'\d+', publishedDate)
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publishedDate = datetime.now()\
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- timedelta(days=int(timeNumbers[0]))
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else:
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try:
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# FIXME use params['language'] to parse either mm/dd or dd/mm
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publishedDate = parser.parse(publishedDate, dayfirst=False)
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except TypeError:
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# FIXME
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publishedDate = datetime.now()
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# append result
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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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