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	Remove the no longer needed `logger = logger.getChild(...)` from engines. Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>
		
			
				
	
	
		
			109 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			109 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
# SPDX-License-Identifier: AGPL-3.0-or-later
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"""
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 Soundcloud (Music)
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"""
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import re
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from json import loads
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from lxml import html
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from dateutil import parser
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from urllib.parse import quote_plus, urlencode
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from searx.network import get as http_get
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# about
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about = {
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    "website": 'https://soundcloud.com',
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    "wikidata_id": 'Q568769',
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    "official_api_documentation": 'https://developers.soundcloud.com/',
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    "use_official_api": True,
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    "require_api_key": False,
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    "results": 'JSON',
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}
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# engine dependent config
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categories = ['music']
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paging = True
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# search-url
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# missing attribute: user_id, app_version, app_locale
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url = 'https://api-v2.soundcloud.com/'
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search_url = url + 'search?{query}'\
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                         '&variant_ids='\
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                         '&facet=model'\
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                         '&limit=20'\
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                         '&offset={offset}'\
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                         '&linked_partitioning=1'\
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                         '&client_id={client_id}'   # noqa
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embedded_url = '<iframe width="100%" height="166" ' +\
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    'scrolling="no" frameborder="no" ' +\
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    'data-src="https://w.soundcloud.com/player/?url={uri}"></iframe>'
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cid_re = re.compile(r'client_id:"([^"]*)"', re.I | re.U)
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guest_client_id = ''
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def get_client_id():
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    response = http_get("https://soundcloud.com")
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    if response.ok:
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        tree = html.fromstring(response.content)
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        # script_tags has been moved from /assets/app/ to /assets/ path.  I
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        # found client_id in https://a-v2.sndcdn.com/assets/49-a0c01933-3.js
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        script_tags = tree.xpath("//script[contains(@src, '/assets/')]")
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        app_js_urls = [script_tag.get('src') for script_tag in script_tags if script_tag is not None]
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        # extracts valid app_js urls from soundcloud.com content
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        for app_js_url in app_js_urls[::-1]:
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            # gets app_js and searches for the clientid
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            response = http_get(app_js_url)
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            if response.ok:
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                cids = cid_re.search(response.content.decode())
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                if cids is not None and len(cids.groups()):
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                    return cids.groups()[0]
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    logger.warning("Unable to fetch guest client_id from SoundCloud, check parser!")
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    return ""
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def init(engine_settings=None):
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    global guest_client_id
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    # api-key
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    guest_client_id = get_client_id()
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# do search-request
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def request(query, params):
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    offset = (params['pageno'] - 1) * 20
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    params['url'] = search_url.format(query=urlencode({'q': query}),
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                                      offset=offset,
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                                      client_id=guest_client_id)
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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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    search_res = loads(resp.text)
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    # parse results
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    for result in search_res.get('collection', []):
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        if result['kind'] in ('track', 'playlist'):
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            title = result['title']
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            content = result['description'] or ''
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            publishedDate = parser.parse(result['last_modified'])
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            uri = quote_plus(result['uri'])
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            embedded = embedded_url.format(uri=uri)
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            # append result
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            results.append({'url': result['permalink_url'],
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                            'title': title,
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                            'publishedDate': publishedDate,
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                            'embedded': embedded,
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                            'content': content})
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    # return results
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    return results
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