LetsFreckle tag performance fix

letsfreckle-tags.js

// ==UserScript==
// @name       LetsFreckle Tags
// @namespace  http://www.lullabot.com/
// @version    0.1
// @description  Reduce the number of tags to fix performance issues.
// @match      https://*.letsfreckle.com/*
// @copyright  2012+, Andrew Berry, [email protected]
// ==/UserScript==


// Filter the list of tags.
function filterTags() {
    exec(function() {
        // Set this array to the list of tags you would like to use. Each tag be
        // mapped to an existing tag, if it exists, so there is no need to specify
        // tags by ID.
        var myTags = ['yammer',
                      'irc',
                      'email',
                      'juno',
                      'ooyala'];
        
        var filteredTags = [];
        console.log(myTags);
        
        for (i in freckleTags) {
            tag = freckleTags[i];
            if (myTags.indexOf(tag.name) >= 0) {
                console.log(tag);
                filteredTags.push(tag);
            }
        }
        
        console.log(filteredTags);
        window.freckleTags = filteredTags;
        Freckle.Tags.set(filteredTags);
    });
}

// We need this as we need to access the window object, which is restricted for
// for security reasons.
// http://stackoverflow.com/questions/5006460/userscripts-greasemonkey-calling-a-websites-javascript-functions
function exec(fn) {
    var script = document.createElement('script');
    script.setAttribute("type", "application/javascript");
    script.textContent = '(' + fn + ')();';
    document.body.appendChild(script); // run the script
    document.body.removeChild(script); // clean up
}

filterTags();