PlayerLink/osx/MediaRemote.scptd

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use framework "Foundation"
try
set MediaRemote to current application's NSBundle's bundleWithPath:"/System/Library/PrivateFrameworks/MediaRemote.framework/"
MediaRemote's load()
set MRNowPlayingRequest to current application's NSClassFromString("MRNowPlayingRequest")
set bundleID to MRNowPlayingRequest's localNowPlayingPlayerPath()'s client()'s bundleIdentifier()
set info to MRNowPlayingRequest's localNowPlayingItem()'s nowPlayingInfo()
set title to info's valueForKey:"kMRMediaRemoteNowPlayingInfoTitle"
set album to info's valueForKey:"kMRMediaRemoteNowPlayingInfoAlbum"
set artist to info's valueForKey:"kMRMediaRemoteNowPlayingInfoArtist"
set duration to info's valueForKey:"kMRMediaRemoteNowPlayingInfoDuration"
set playbackStatus to info's valueForKey:"kMRMediaRemoteNowPlayingInfoPlaybackRate"
set elapsed to info's valueForKey:"kMRMediaRemoteNowPlayingInfoElapsedTime"
set jsonString to "{"
set jsonString to jsonString & "\"title\": \"" & title & "\", "
set jsonString to jsonString & "\"album\": \"" & album & "\", "
set jsonString to jsonString & "\"artist\": \"" & artist & "\", "
set jsonString to jsonString & "\"duration\": \"" & duration & "\", "
set jsonString to jsonString & "\"playbackStatus\": \"" & playbackStatus & "\", "
set jsonString to jsonString & "\"elapsed\": \"" & elapsed & "\","
set jsonString to jsonString & "\"player\": \"" & bundleID & "\""
set jsonString to jsonString & "}"
return jsonString
on error
set jsonString to "{\"player\": \"none\"}"
return jsonString
end try