Control iTunes in Terminal

cliTunes

#!/usr/bin/php
<?php
# Flora iTunes CLI by LeaskH.com
# Based on David Schlosnagle & David West's work

$based   = 'tell application "iTunes"';
$list    = 'Instance';
$actions = array(
    'status' => array(
        '',
        array(),
    ),
    'play'   => array(
        'Start playing iTunes.',
        array("{$based} to play"),
    ),
    'pause'  => array(
        'Pause iTunes.',
        array("{$based} to pause"),
    ),
    'stop'   => array(
        'Stop iTunes.',
        array("{$based} to stop"),
    ),
    'next'   => array(
        'Go to the next track.',
        array("{$based} to next track"),
    ),
    'prev'   => array(
        'Go to the previous track.',
        array("{$based} to previous track"),
    ),
    'mute'   => array(
        'Mute iTunes.',
        array("{$based} to mute to true"),
    ),
    'unmute' => array(
        'Unmute iTunes.',
        array("{$based} to set mute to false"),
    ),
    'quit'   => array(
        'Quit iTunes.',
        array("{$based} to quit"),
    ),
    'search' => array(
        "Run query, populate playlist named \"{$list}\" and play.",
        array("{$based}",
              'set searchResults to search playlist "Library" for "$0"',
              "make user playlist with properties {name:(\"{$list}\")}",
              'repeat with aTrack in searchResults',
              "copy aTrack to playlist \"{$list}\"",
              'end repeat',
              "play playlist \"{$list}\"",
              'end tell'),
    ),
    'clear'  => array(
        "Clear playlist \"{$list}\".",
        array("{$based} to delete playlist \"{$list}\""),
    ),
);

function help() {

}

function osascript($scripts, $args = array()) {
    if ($scripts) {
        $strScript = 'osascript';
        foreach ($scripts as $script) {
            if ($args) {
                foreach ($args as $aI => $aItem) {
                    $strScript .= ' -e ' . escapeshellarg(preg_replace(
                        '/\$' . $aI . '/', $aItem, $script
                    ));
                }
            } else {
                $strScript .= ' -e ' . escapeshellarg($script);
            }
        }
        echo $strScript;
        return shell_exec($strScript);
    }
    return null;
}

function despatch($action, $args = array()) {
    global $actions;
    $action = strtolower($action);
    if (isset($actions[$action])) {
        osascript($actions[$action][1], $args);
    } else {
        echo "Unknow command.\n";
    }
}

# main
array_shift($argv);
if ($argv) {
    despatch(array_shift($argv), $argv);
} else {
    help();
}

# showHelp () {
#     echo "-----------------------------"
#     echo "iTunes Command Line Interface"
#     echo "-----------------------------"
#     echo "Usage: `basename $0`"
#     echo "Options:"
#     echo " status   = Shows iTunes' status, current artist and track."
#     echo " vol up   = Increase iTunes' volume by 10%"
#     echo " vol down = Increase iTunes' volume by 10%"
#     echo " vol #    = Set iTunes' volume to # [0-100]"
# }
#         "status")
#             state=`osascript -e 'tell application "iTunes" to player state as string'`
#             echo "iTunes is currently $state."
#             if [ $state = "playing" ]; then
#                 artist=`osascript -e 'tell application "iTunes" to artist of current track as string'`
#                 track=`osascript -e 'tell application "iTunes" to name of current track as string'`
#                 if [ "$track" = '' ]; then
#                     exit 0
#                 fi
#                 string="You're listening to '$track'"
#                 if [ ! "$artist" = '' ]; then
#                     string="$string by $artist"
#                 fi
#                 string="$string."
#                 echo $string
#             fi
#         "lyric")
#             state=`osascript -e 'tell application "iTunes" to player state as string'`
#             if [ $state = "playing" ]; then
#                 artist=`osascript -e 'tell application "iTunes" to artist of current track as string'`
#                 track=`osascript -e 'tell application "iTunes" to name of current track as string'`
#                 /Users/leask/Documents/.flora/lyric -n "$track" -a "$artist"
#             fi
#         "play")
#             echo "Playing iTunes."
#         "pause")
#             echo "Pausing iTunes."
#         "next")
#             echo "Going to next track."
#         "prev")
#             echo "Going to previous track."
#         "mute")
#             echo "Muting iTunes volume level."
#         "unmute")
#             echo "Unmuting iTunes volume level."
#         "vol")
#             echo "Changing iTunes volume level."
#             vol=`osascript -e 'tell application "iTunes" to sound volume as integer'`;
#             if [ $2 = "up" ]; then
#                 newvol=$(( vol+10 ))
#             fi
#             if [ $2 = "down" ]; then
#                 newvol=$(( vol-10 ))
#             fi
#             if [ $2 -gt 0 ]; then
#                 newvol=$2
#             fi
#             osascript -e "tell application "iTunes" to set sound volume to $newvol"
#         "stop")
#             echo "Stopping iTunes."
#         "quit")
#             echo "Quitting iTunes."
#         "search")
#             echo "Searching Library."