Grooveshark for Fluid

grooveshark_fluid.js

// ==UserScript==
// @name        Grooveshark for Fluid
// @namespace   clintxs@gmail.com
// @description Adds Growl notifications and iTunes-style track info to the dock menu. Also adds the controls: Play/Pause, Next, and Previous.
// @include     http://*grooveshark.com/*
// @author      Clint Strong
// ==/UserScript==

(function () {
    if (window.fluid) {
        var dockTitles = [];
        setTimeout(getGroove, 1000);
    }
    
    function isPlaying() {
        return document.getElementById('player_play_pause').getAttribute('class').indexOf('pause') > -1;
    }
    function isPaused() {
        return document.getElementById('player_play_pause').getAttribute('class').indexOf('play') > -1 && !isStopped();
    }
    function isStopped() {
        return document.getElementById('player_play_pause').getAttribute('class').indexOf('disabled') > -1;
    }
    function isNext() {
        return document.getElementById('player_next').getAttribute('class').indexOf('disabled') == -1
    }
    function isPrev() {
        return document.getElementById('player_previous').getAttribute('class').indexOf('disabled') == -1;
    }
    
    function playPause() {
        document.getElementById('player_play_pause').click();
    }
    
    function getGroove() {
        if (typeof(window.GS.player) == 'undefined') {
            setTimeout(getGroove, 1000);
        } else {
            init();
        }
    }
    
    function init() {
        $.subscribe('gs.player.playing', grooveCallback);
        $.subscribe('gs.player.paused', grooveCallback);
        $.subscribe('gs.player.stopped', function() {
            clearDockItems();
        });
        $.subscribe('gs.player.queue.change', function(data) {
            clearDockItems();
            updateDock();
        });
    }
    
    window.grooveCallback = function(songInfo) {
        // This keeps the dock menu from getting too wide (don't need to show the song info in the title).
        document.title = 'Grooveshark';
        current = songInfo;
        if (current.status == undefined) {
            current.status = GS.player.PLAY_STATUS_PAUSED;
            current.activeSong = current;
        }
        if (isPlaying()) {
            notify();
            clearDockItems();
            updateDock();
        } else if (songInfo.status == GS.player.PLAY_STATUS_PAUSED) {
            clearDockItems();
            updateDock();
        }
    }
    
    function notify() {
        if (typeof current.EstimateDuration != 'undefined') {
            var time = current.EstimateDuration;
        } else {
            var time = current.activeSong.EstimateDuration;
        }
        time = Math.floor(time) / 1000;
        
        mins = Math.floor(time / 60);
        secs = Math.floor(time - (mins * 60));
        
        if (secs < 10) {
            secs = "0" + secs;
        }
        
        if (secs == '0') {
            secs == '00';
        } else if (secs.length == 1) {
            secs = '0' + secs;
        }
        
        window.fluid.showGrowlNotification({
            title: current.activeSong.SongName,
            description: current.activeSong.ArtistName + "\n" + current.activeSong.AlbumName + "\n" + mins + ':' + secs, 
            sticky: false,
            identifier: 'Grooveshark',
            onclick: function() {
                window.fluid.activate();
            },
            icon: current.activeSong.artPath + 'm' + current.activeSong.CoverArtFilename
        });
    }
    
    function addDockItem(text, callback) {
        dockTitles.push(text);
        
        if (typeof(callback) !== undefined) {
            window.fluid.addDockMenuItem(text, callback);
        } else {
            window.fluid.addDockMenuItem(text);
        }
    }
    
    function clearDockItems() {
        for (var i = 0; i < dockTitles.length; i++) {
            window.fluid.removeDockMenuItem(dockTitles[i]);
        }
        dockTitles = [];
    }
    
    function updateDock() {
        clearDockItems();
        
        if (isPlaying()) {
            addDockItem('Now Playing', notify);
        } else {
            addDockItem('Paused');
        }
        
        addDockItem('   ' + current.activeSong.SongName);
        addDockItem('   ' + current.activeSong.ArtistName, function() {
            var name = escape(current.activeSong.ArtistName),
                url = '!/artist/'+name+'/'+current.activeSong.ArtistID;
            window.location.hash = url;
        });
        
        addDockItem('Controls');
        
        if (isPlaying()) {
            addDockItem('   Pause', function() {
                playPause();
            });
        } else if (isPaused()) {
            addDockItem('   Play', function() {
                playPause();
            });
        }
        
        if (isNext()) {
            addDockItem('   Next', function() {
                document.getElementById('player_next').click();
            });
        }
        
        if (isPrev()) {
            addDockItem('   Previous', function() {
                document.getElementById('player_previous').click();
            });
        }
    }
})();

Slightly modified from here http://userscripts.org/scripts/show/87090