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"""
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Google (Videos)
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@website https://www.google.com
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@provide-api yes (https://developers.google.com/custom-search/)
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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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from datetime import date, timedelta
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from json import loads
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from lxml import html
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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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import re
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# engine dependent config
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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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search_url = 'https://www.google.com/search'\
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'?q={query}'\
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'&tbm=vid'\
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'&{search_options}'
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time_range_attr = "qdr:{range}"
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time_range_custom_attr = "cdr:1,cd_min:{start},cd_max{end}"
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time_range_dict = {'day': 'd',
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'week': 'w',
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'month': 'm'}
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# do search-request
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def request(query, params):
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search_options = {
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'ijn': params['pageno'] - 1,
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'start': (params['pageno'] - 1) * number_of_results
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}
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if params['time_range'] in time_range_dict:
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search_options['tbs'] = time_range_attr.format(range=time_range_dict[params['time_range']])
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elif params['time_range'] == 'year':
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now = date.today()
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then = now - timedelta(days=365)
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start = then.strftime('%m/%d/%Y')
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end = now.strftime('%m/%d/%Y')
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search_options['tbs'] = time_range_custom_attr.format(start=start, end=end)
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if safesearch and params['safesearch']:
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search_options['safe'] = 'on'
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params['url'] = search_url.format(query=urlencode({'q': query}),
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search_options=urlencode(search_options))
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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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# parse results
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for result in dom.xpath('//div[@class="g"]'):
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title = extract_text(result.xpath('.//h3'))
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url = result.xpath('.//div[@class="r"]/a/@href')[0]
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content = extract_text(result.xpath('.//span[@class="st"]'))
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# get thumbnails
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script = str(dom.xpath('//script[contains(., "_setImagesSrc")]')[0].text)
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ids = result.xpath('.//div[@class="s"]//img/@id')
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if len(ids) > 0:
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thumbnails_data = \
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re.findall('s=\'(.*?)(?:\\\\[a-z,1-9,\\\\]+\'|\')\;var ii=\[(?:|[\'vidthumb\d+\',]+)\'' + ids[0],
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script)
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tmp = []
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if len(thumbnails_data) != 0:
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tmp = re.findall('(data:image/jpeg;base64,[a-z,A-Z,0-9,/,\+]+)', thumbnails_data[0])
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thumbnail = ''
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if len(tmp) != 0:
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thumbnail = tmp[-1]
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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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'thumbnail': thumbnail,
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'template': 'videos.html'})
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return results
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