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										 |  |  | """
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							|  |  |  |  Bing (Videos) | 
					
						
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							|  |  |  |  @website     https://www.bing.com/videos | 
					
						
							|  |  |  |  @provide-api yes (http://datamarket.azure.com/dataset/bing/search) | 
					
						
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							|  |  |  |  @using-api   no | 
					
						
							|  |  |  |  @results     HTML | 
					
						
							|  |  |  |  @stable      no | 
					
						
							|  |  |  |  @parse       url, title, content, thumbnail | 
					
						
							|  |  |  | """
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							|  |  |  | from json import loads | 
					
						
							|  |  |  | from lxml import html | 
					
						
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										 |  |  | from searx.engines.bing_images import _fetch_supported_languages, supported_languages_url, get_region_code | 
					
						
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										 |  |  | from searx.engines.xpath import extract_text | 
					
						
							|  |  |  | from searx.url_utils import urlencode | 
					
						
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							|  |  |  | categories = ['videos'] | 
					
						
							|  |  |  | paging = True | 
					
						
							|  |  |  | safesearch = True | 
					
						
							|  |  |  | time_range_support = True | 
					
						
							|  |  |  | number_of_results = 10 | 
					
						
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										 |  |  | language_support = True | 
					
						
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							|  |  |  | search_url = 'https://www.bing.com/videos/asyncv2?{query}&async=content&'\ | 
					
						
							|  |  |  |              'first={offset}&count={number_of_results}&CW=1366&CH=25&FORM=R5VR5' | 
					
						
							|  |  |  | time_range_string = '&qft=+filterui:videoage-lt{interval}' | 
					
						
							|  |  |  | time_range_dict = {'day': '1440', | 
					
						
							|  |  |  |                    'week': '10080', | 
					
						
							|  |  |  |                    'month': '43200', | 
					
						
							|  |  |  |                    'year': '525600'} | 
					
						
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							|  |  |  | # safesearch definitions | 
					
						
							|  |  |  | safesearch_types = {2: 'STRICT', | 
					
						
							|  |  |  |                     1: 'DEMOTE', | 
					
						
							|  |  |  |                     0: 'OFF'} | 
					
						
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							|  |  |  | # do search-request | 
					
						
							|  |  |  | def request(query, params): | 
					
						
							|  |  |  |     offset = (params['pageno'] - 1) * 10 + 1 | 
					
						
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							|  |  |  |     # safesearch cookie | 
					
						
							|  |  |  |     params['cookies']['SRCHHPGUSR'] = \ | 
					
						
							|  |  |  |         'ADLT=' + safesearch_types.get(params['safesearch'], 'DEMOTE') | 
					
						
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							|  |  |  |     # language cookie | 
					
						
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										 |  |  |     region = get_region_code(params['language'], lang_list=supported_languages) | 
					
						
							|  |  |  |     params['cookies']['_EDGE_S'] = 'mkt=' + region + '&F=1' | 
					
						
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							|  |  |  |     # query and paging | 
					
						
							|  |  |  |     params['url'] = search_url.format(query=urlencode({'q': query}), | 
					
						
							|  |  |  |                                       offset=offset, | 
					
						
							|  |  |  |                                       number_of_results=number_of_results) | 
					
						
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							|  |  |  |     # time range | 
					
						
							|  |  |  |     if params['time_range'] in time_range_dict: | 
					
						
							|  |  |  |         params['url'] += time_range_string.format(interval=time_range_dict[params['time_range']]) | 
					
						
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							|  |  |  |     return params | 
					
						
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							|  |  |  | # get response from search-request | 
					
						
							|  |  |  | def response(resp): | 
					
						
							|  |  |  |     results = [] | 
					
						
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							|  |  |  |     dom = html.fromstring(resp.text) | 
					
						
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							|  |  |  |     for result in dom.xpath('//div[@class="dg_u"]'): | 
					
						
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							|  |  |  |         # try to extract the url | 
					
						
							|  |  |  |         url_container = result.xpath('.//div[@class="sa_wrapper"]/@data-eventpayload') | 
					
						
							|  |  |  |         if len(url_container) > 0: | 
					
						
							|  |  |  |             url = loads(url_container[0])['purl'] | 
					
						
							|  |  |  |         else: | 
					
						
							|  |  |  |             url = result.xpath('./a/@href')[0] | 
					
						
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							|  |  |  |             # discard results that do not return an external url | 
					
						
							|  |  |  |             # very recent results sometimes don't return the video's url | 
					
						
							|  |  |  |             if url.startswith('/videos/search?'): | 
					
						
							|  |  |  |                 continue | 
					
						
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							|  |  |  |         title = extract_text(result.xpath('./a//div[@class="tl"]')) | 
					
						
							|  |  |  |         content = extract_text(result.xpath('.//div[@class="pubInfo"]')) | 
					
						
							|  |  |  |         thumbnail = result.xpath('.//div[@class="vthumb"]/img/@src')[0] | 
					
						
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							|  |  |  |         results.append({'url': url, | 
					
						
							|  |  |  |                         'title': title, | 
					
						
							|  |  |  |                         'content': content, | 
					
						
							|  |  |  |                         'thumbnail': thumbnail, | 
					
						
							|  |  |  |                         'template': 'videos.html'}) | 
					
						
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							|  |  |  |         # first page ignores requested number of results | 
					
						
							|  |  |  |         if len(results) >= number_of_results: | 
					
						
							|  |  |  |             break | 
					
						
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							|  |  |  |     return results |