/*

YUI 3.10.3 (build 2fb5187)

Copyright 2013 Yahoo! Inc. All rights reserved.

Licensed under the BSD License.

http://yuilibrary.com/license/

*/

YUI.add('createlink-base', function (Y, NAME) {

    /**

     * Adds prompt style link creation. Adds an override for the

     * <a href="Plugin.ExecCommand.html#method_COMMANDS.createlink">createlink execCommand</a>.

     * @class Plugin.CreateLinkBase

     * @static

     * @submodule createlink-base

     * @module editor

     */

    var CreateLinkBase = {};

    /**

    * Strings used by the plugin

    * @property STRINGS

    * @static

    */

    CreateLinkBase.STRINGS = {

            /**

            * String used for the Prompt

            * @property PROMPT

            * @static

            */

            PROMPT: 'Please enter the URL for the link to point to:',

            /**

            * String used as the default value of the Prompt

            * @property DEFAULT

            * @static

            */

            DEFAULT: 'http://'

    };

    Y.namespace('Plugin');

    Y.Plugin.CreateLinkBase = CreateLinkBase;

    Y.mix(Y.Plugin.ExecCommand.COMMANDS, {

        /**

        * Override for the createlink method from the <a href="Plugin.CreateLinkBase.html">CreateLinkBase</a> plugin.

        * @for ExecCommand

        * @method COMMANDS.createlink

        * @static

        * @param {String} cmd The command executed: createlink

        * @return {Node} Node instance of the item touched by this command.

        */

        createlink: function(cmd) {

            var inst = this.get('host').getInstance(), out, a, sel, holder,

                url = prompt(CreateLinkBase.STRINGS.PROMPT, CreateLinkBase.STRINGS.DEFAULT);

            if (url) {

                holder = inst.config.doc.createElement('div');

                url = url.replace(/"/g, '').replace(/'/g, ''); //Remove single & double quotes

                url = inst.config.doc.createTextNode(url);

                holder.appendChild(url);

                url = holder.innerHTML;

                Y.log('Adding link: ' + url, 'info', 'createLinkBase');

                this.get('host')._execCommand(cmd, url);

                sel = new inst.EditorSelection();

                out = sel.getSelected();

                if (!sel.isCollapsed && out.size()) {

                    //We have a selection

                    a = out.item(0).one('a');

                    if (a) {

                        out.item(0).replace(a);

                    }

                    if (Y.UA.gecko) {

                        if (a.get('parentNode').test('span')) {

                            if (a.get('parentNode').one('br.yui-cursor')) {

                                a.get('parentNode').insert(a, 'before');

                            }

                        }

                    }

                } else {

                    //No selection, insert a new node..

                    this.get('host').execCommand('inserthtml', '<a href="' + url + '">' + url + '</a>');

                }

            }

            return a;

        }

    });

}, '3.10.3', {"requires": ["editor-base"]});