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-- Copyright © 2011 Alex Sørlie 
-- <http://twitter.com/techie94>
 
on textualcmd()
    set listening to "/me is not currently running iTunes"
    
    tell application "System Events"
        tell application "System Events" to set is_running to exists (processes where name is "iTunes")
    end tell
    
    if is_running then
        tell application "iTunes"
            if player state is playing then
                set listening to "/me is listening to "
                
                if current stream title is not missing value then
                    set listening to listening & name of current track & " streaming \""
                    set {art, nom} to my text_to_list(current stream title, " - ")
                    set listening to listening & art & " - " & nom & "\""
                else
                    set the_kind to kind of current track
                    set songsize to ((size of current track) / 1048576)
                    set songsize to (round (songsize * 100)) / 100
                    
                    set movie_list to {"Movies", "TV Shows", "Podcasts", "iTunes U"}
                    set movie_kinds to {"MP4", "Movie", "WAV"}
                    
                    if the_kind contains "MPEG-3 audio file" then set the_kind to "MP3"
                    if the_kind contains "MPEG-4 video file" then set the_kind to "MP4"
                    if the_kind contains "QuickTime movie file" then set the_kind to "Movie"
                    if the_kind contains "AAC" then set the_kind to "AAC"
                    if the_kind contains "WAV" then set the_kind to "WAV"
                    if the_kind contains "Apple Lossless" then set the_kind to "Apple Lossless"
                    
                    if name of current playlist is in movie_list and the_kind is in movie_kinds then
                        set iartist to artist of current track
                        
                        if length of iartist is 0 then
                            set listening to "/me is watching " & name of current track & " [" & time of current track & " mins] [" & bit rate of current track & " kbps " & the_kind & "] [" & songsize & " MB]"
                        else
                            set listening to "/me is watching " & artist of current track & " - " & name of current track & " [" & time of current track & " mins] [" & bit rate of current track & " kbps " & the_kind & "] [" & songsize & " MB]"
                        end if
                    else
                        set listening to listening & artist of current track & " - " & name of current track & ", from the album " & album of current track & ""
                    end if
                end if
            else
                set listening to "/me is not currently playing anything in iTunes"
            end if
        end tell
    end if
    
    return listening
end textualcmd
 
-- text_to_list AppleScript function from:
-- <http://dougscripts.com/itunes/itinfo/locatemf.php>
on text_to_list(txt, delim)
    set saveD to AppleScript's text item delimiters
    try
        set AppleScript's text item delimiters to {delim}
        set theList to every text item of txt
    on error errStr number errNum
        set AppleScript's text item delimiters to saveD
        error errStr number errNum
    end try
    set AppleScript's text item delimiters to saveD
    return (theList)
end text_to_list