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"""
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Bing (Web)
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@website https://www.bing.com
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@provide-api yes (http://datamarket.azure.com/dataset/bing/search),
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max. 5000 query/month
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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
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@todo publishedDate
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"""
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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 searx.engines.xpath import extract_text
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# engine dependent config
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categories = ['general']
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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 = '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.text)
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try:
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results.append({'number_of_results': int(dom.xpath('//span[@class="sb_count"]/text()')[0]
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.split()[0].replace(',', ''))})
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except:
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pass
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# parse results
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for result in dom.xpath('//div[@class="sa_cc"]'):
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link = result.xpath('.//h3/a')[0]
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url = link.attrib.get('href')
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title = extract_text(link)
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content = escape(extract_text(result.xpath('.//p')))
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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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# parse results again if nothing is found yet
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for result in dom.xpath('//li[@class="b_algo"]'):
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link = result.xpath('.//h2/a')[0]
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url = link.attrib.get('href')
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title = extract_text(link)
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content = escape(extract_text(result.xpath('.//p')))
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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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# return results
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return results
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