YUI.add('node-load', function (Y, NAME) {

/**

 * Extended Node interface with a basic IO API.

 * @module node

 * @submodule node-load

 */

/**

 * The default IO complete handler.

 * @method _ioComplete

 * @protected

 * @for Node

 * @param {String} code The response code.

 * @param {Object} response The response object.

 * @param {Array} args An array containing the callback and selector

 */

Y.Node.prototype._ioComplete = function(code, response, args) {

    var selector = args[0],

        callback = args[1],

        tmp,

        content;

    if (response && response.responseText) {

        content = response.responseText;

        if (selector) {

            tmp = Y.DOM.create(content);

            content = Y.Selector.query(selector, tmp);

        }

        this.setContent(content);

    }

    if (callback) {

        callback.call(this, code, response);

    }

};

/**

 * Loads content from the given url and replaces the Node's

 * existing content with the remote content.

 * @method load

 * @param {String} url The URL to load via XMLHttpRequest.

 * @param {String} selector An optional selector representing a subset of an HTML document to load.

 * @param {Function} callback An optional function to run after the content has been loaded.

 * @chainable

 */

Y.Node.prototype.load = function(url, selector, callback) {

    if (typeof selector == 'function') {

        callback = selector;

        selector = null;

    }

    var config = {

        context: this,

        on: {

            complete: this._ioComplete

        },

        arguments: [selector, callback]

    };

    Y.io(url, config);

    return this;

};

}, '@VERSION@', {"requires": ["node-base", "io-base"]});