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