jQuery plugins to get multiple scripts in a single call. In cached and un-cached flavours.

jQuery.MultiGetScript.js

(function ($) {
    /**
    * Multiple parallel getScript with caching.
    * 
    * @param {Array|String} url (one or more URLs)
    * @param callback fn (oncomplete, optional)
    * @returns {function}
    */
    $.getCachedScript = function (url, callback) {

        // Normalise type
        if (!$.isArray(url)) {
            url = [url];
        }

        $.when.apply(null, $.map(url, function (val) {

            $.ajax({
                dataType: "script",
                cache: true,
                url: val
            });

        })).done(function () {
            if (callback && typeof callback === "function") {
                callback();
            }
        });
    };

}(jQuery));


(function ($) {

    // Save the original version. 
    var getScript = $.getScript;


    /**
    * Multiple parallel getScript.
    * 
    * @param {Array|String} url (one or more URLs)
    * @param callback fn (oncomplete, optional)
    * @returns {function}
    */
    $.getScript = function (url, callback) {

        // Normalise type
        if (!$.isArray(url)) {
            url = [url];
        }

        $.when.apply(null, $.map(url, getScript)).done(function () {
            if (callback && typeof callback === "function") {
                callback();
            }
        });
    };

}(jQuery));