searxng/searx/engines/youtube.py

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## Youtube (Videos)
#
# @website https://www.youtube.com/
# @provide-api yes (http://gdata-samples-youtube-search-py.appspot.com/)
#
# @using-api yes
# @results JSON
# @stable yes
# @parse url, title, content, publishedDate, thumbnail, embedded
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from json import loads
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from urllib import urlencode
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from dateutil import parser
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# engine dependent config
categories = ['videos', 'music']
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paging = True
language_support = True
# search-url
base_url = 'https://gdata.youtube.com/feeds/api/videos'
search_url = base_url + '?alt=json&{query}&start-index={index}&max-results=5'
embedded_url = '<iframe width="540" height="304" ' +\
'data-src="//www.youtube-nocookie.com/embed/{videoid}" ' +\
'frameborder="0" allowfullscreen></iframe>'
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# do search-request
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def request(query, params):
index = (params['pageno'] - 1) * 5 + 1
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params['url'] = search_url.format(query=urlencode({'q': query}),
index=index)
# add language tag if specified
if params['language'] != 'all':
params['url'] += '&lr=' + params['language'].split('_')[0]
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return params
# get response from search-request
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def response(resp):
results = []
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search_results = loads(resp.text)
# return empty array if there are no results
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if not 'feed' in search_results:
return []
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feed = search_results['feed']
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# parse results
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for result in feed['entry']:
url = [x['href'] for x in result['link'] if x['type'] == 'text/html']
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if not url:
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continue
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# remove tracking
url = url[0].replace('feature=youtube_gdata', '')
if url.endswith('&'):
url = url[:-1]
videoid = url[32:]
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title = result['title']['$t']
content = ''
thumbnail = ''
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pubdate = result['published']['$t']
publishedDate = parser.parse(pubdate)
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if 'media$thumbnail' in result['media$group']:
thumbnail = result['media$group']['media$thumbnail'][0]['url']
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content = result['content']['$t']
embedded = embedded_url.format(videoid=videoid)
# append result
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results.append({'url': url,
'title': title,
'content': content,
'template': 'videos.html',
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'publishedDate': publishedDate,
'embedded': embedded,
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'thumbnail': thumbnail})
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# return results
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return results