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110 lines
3.6 KiB
110 lines
3.6 KiB
--[[
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$Id$
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Copyright © 2012, 2015 the VideoLAN team
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Authors: Cheng Sun <chengsun9atgmail.com>
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Pierre Ynard
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
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--]]
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-- Probe function.
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function probe()
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local path = vlc.path
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path = path:gsub("^www%.", "")
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return ( vlc.access == "http" or vlc.access == "https" )
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and string.match( path, "^soundcloud%.com/.+/.+" )
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end
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function fix_quotes( value )
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if string.match( value, "^\"" ) then
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return "" -- field was really empty string
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end
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-- TODO: handle escaped backslashes and others
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return string.gsub( value, "\\\"", "\"" )
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end
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-- Parse function.
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function parse()
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while true do
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line = vlc.readline()
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if not line then break end
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-- Parameters for API call
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if not track then
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track = string.match( line, "soundcloud:tracks:(%d+)" )
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end
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-- For private tracks
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if not secret then
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secret = string.match( line, "[\"']secret_token[\"'] *: *[\"'](.-)[\"']" )
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end
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-- Metadata
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if not name then
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name = string.match( line, "[\"']title[\"'] *: *\"(.-[^\\])\"" )
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if name then
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name = fix_quotes( name )
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end
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end
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if not description then
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description = string.match( line, "[\"']artwork_url[\"'] *:.-[\"']description[\"'] *: *\"(.-[^\\])\"" )
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if description then
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description = fix_quotes( description )
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end
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end
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if not artist then
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artist = string.match( line, "[\"']username[\"'] *: *\"(.-[^\\])\"" )
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if artist then
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artist = fix_quotes( artist )
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end
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end
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if not arturl then
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arturl = string.match( line, "[\"']artwork_url[\"'] *: *[\"'](.-)[\"']" )
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end
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end
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if track then
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-- API magic
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local client_id = "fDoItMDbsbZz8dY16ZzARCZmzgHBPotA"
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-- app_version is not required by the API but we send it anyway
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-- to remain unconspicuous
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local app_version = "1480607078"
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local api = vlc.stream( vlc.access.."://api.soundcloud.com/i1/tracks/"..track.."/streams?client_id="..client_id.."&app_version="..app_version..( secret and "&secret_token="..secret or "" ) )
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if api then
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local streams = api:readline() -- data is on one line only
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-- For now only quality available is 128 kbps (http_mp3_128_url)
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path = string.match( streams, "[\"']http_mp3_%d+_url[\"'] *: *[\"'](.-)[\"']" )
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if path then
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-- FIXME: do this properly
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path = string.gsub( path, "\\u0026", "&" )
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end
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end
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end
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if not path then
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vlc.msg.err( "Couldn't extract soundcloud audio URL, please check for updates to this script" )
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return { }
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end
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return { { path = path, name = name, description = description, artist = artist, arturl = arturl } }
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end
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