|  | """
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							|  |  Bing (Videos)
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							|  | 
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							|  |  @website     https://www.bing.com/videos
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							|  |  @provide-api yes (http://datamarket.azure.com/dataset/bing/search)
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							|  | 
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							|  |  @using-api   no
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							|  |  @results     HTML
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							|  |  @stable      no
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							|  |  @parse       url, title, content, thumbnail
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							|  | """
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							|  | 
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							|  | from json import loads
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							|  | from lxml import html
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							|  | from searx.engines.bing_images import _fetch_supported_languages, supported_languages_url
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							|  | from searx.engines.xpath import extract_text
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							|  | from searx.url_utils import urlencode
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							|  | from searx.utils import match_language
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							|  | 
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							|  | 
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							|  | categories = ['videos']
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							|  | paging = True
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							|  | safesearch = True
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							|  | time_range_support = True
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							|  | number_of_results = 10
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							|  | language_support = True
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							|  | 
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							|  | search_url = 'https://www.bing.com/videos/asyncv2?{query}&async=content&'\
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							|  |              'first={offset}&count={number_of_results}&CW=1366&CH=25&FORM=R5VR5'
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							|  | time_range_string = '&qft=+filterui:videoage-lt{interval}'
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							|  | time_range_dict = {'day': '1440',
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							|  |                    'week': '10080',
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							|  |                    'month': '43200',
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							|  |                    'year': '525600'}
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							|  | 
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							|  | # safesearch definitions
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							|  | safesearch_types = {2: 'STRICT',
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							|  |                     1: 'DEMOTE',
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							|  |                     0: 'OFF'}
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							|  | 
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							|  | 
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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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							|  | 
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							|  |     # safesearch cookie
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							|  |     params['cookies']['SRCHHPGUSR'] = \
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							|  |         'ADLT=' + safesearch_types.get(params['safesearch'], 'DEMOTE')
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							|  | 
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							|  |     # language cookie
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							|  |     language = match_language(params['language'], supported_languages).lower()
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							|  |     params['cookies']['_EDGE_S'] = 'mkt=' + language + '&F=1'
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							|  | 
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							|  |     # query and paging
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							|  |     params['url'] = search_url.format(query=urlencode({'q': query}),
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							|  |                                       offset=offset,
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							|  |                                       number_of_results=number_of_results)
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							|  | 
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							|  |     # time range
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							|  |     if params['time_range'] in time_range_dict:
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							|  |         params['url'] += time_range_string.format(interval=time_range_dict[params['time_range']])
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							|  | 
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							|  |     return params
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							|  | 
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							|  | 
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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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							|  | 
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							|  |     dom = html.fromstring(resp.text)
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							|  | 
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							|  |     for result in dom.xpath('//div[@class="dg_u"]'):
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							|  |         url = result.xpath('./div[@class="mc_vtvc"]/a/@href')[0]
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							|  |         url = 'https://bing.com' + url
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							|  |         title = extract_text(result.xpath('./div/a/div/div[@class="mc_vtvc_title"]/@title'))
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							|  |         content = extract_text(result.xpath('./div/a/div/div/div/div/text()'))
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							|  |         thumbnail = result.xpath('./div/a/div/div/img/@src')[0]
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							|  | 
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							|  |         results.append({'url': url,
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							|  |                         'title': title,
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							|  |                         'content': content,
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							|  |                         'thumbnail': thumbnail,
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							|  |                         'template': 'videos.html'})
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							|  | 
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							|  |         if len(results) >= number_of_results:
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							|  |             break
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							|  | 
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							|  |     return results
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