/**
* jQuery Easy Confirm Dialog plugin 1.1
*
* Copyright (c) 2010 Emil Janitzek (http://projectshadowlight.org)
* Based on Confirm 1.3 by Nadia Alramli (http://nadiana.com/)
*
* Samples and instructions at: 
* http://projectshadowlight.org/jquery-easy-confirm-dialog/
*
* This script is free software: you can redistribute it and/or modify it 
* under the terms of the GNU General Public License as published by the Free 
* Software Foundation, either version 3 of the License, or (at your option)
* any later version.
*/
(function($) {
    $.easyconfirm = {};
    $.easyconfirm.locales = {};
    $.easyconfirm.locales.enUS = {
        title: 'Are you sure?',
        text: 'Are you sure that you want to perform this action?',
        button: ['Cancel', 'Confirm'],
        closeText: 'close'
    };
    $.easyconfirm.locales.svSE = {
        title: 'Är du säker?',
        text: 'Är du säker på att du vill genomföra denna åtgärden?',
        button: ['Avbryt', 'Bekräfta'],
        closeText: 'stäng'
    };

    $.fn.easyconfirm = function(options) {
        var options = jQuery.extend({
            eventType: 'click',
            icon: 'help'
        }, options);

        var locale = jQuery.extend({}, $.easyconfirm.locales.enUS, options.locale);

        // Shortcut to eventType.
        var type = options.eventType;

        return this.each(function() {
            var target = this;
            var $target = jQuery(target);

            // If no events present then and if there is a valid url, then trigger url change
            var urlClick = function() {
                if (target.href) {
                    var length = String(target.href).length;
                    if (target.href.substring(length - 1, length) != '#')
                        document.location = target.href;
                }
            }

            // If any handlers where bind before triggering, lets save them and add them later
            var saveHandlers = function() {
                var events = jQuery.data(target, 'events');
                if (events) {
                    target._handlers = new Array();
                    for (var i in events[type]) {
                        target._handlers.push(events[type][i]);
                    }

                    $target.unbind(type);
                }
            }
            // Re-bind old events
            var rebindHandlers = function() {
                if (target._handlers != undefined) {
                    jQuery.each(target._handlers, function() {
                        $target.bind(type, this);
                    });
                }
            }

//            if ($target.attr('title').length > 0)
//                locale.text = $target.attr('title');

            var dialog = (options.dialog == undefined || typeof (options.dialog) != 'object') ?
                     $('<div class="dialog confirm">' + locale.text + '</div>') :
                     options.dialog;

            var buttons = {};
            buttons[locale.button[1]] = function() {
                // Unbind overriding handler and let default actions pass through
                $target.unbind(type, handler);

                // Close dialog
                $(dialog).dialog("close");

                // Check if there is any events on the target
                if (jQuery.data(target, 'events')) {
                    // Trigger click event.
                    $target.click();
                } else {
                    // No event trigger new url
                    urlClick();
                }

                init();

            };
            buttons[locale.button[0]] = function() {
                $(dialog).dialog("close");
            };

            $(dialog).dialog({ autoOpen: false,
            resizable: false,
                draggable: false,
                closeOnEscape: true,
                width: 340,
                height: 'auto',
                minHeight: 120,
                maxHeight: 200,
                buttons: buttons,
                title: locale.title,
                closeText: locale.closeText,
                modal: true
            });

            // Handler that will override all other actions
            var handler = function(event) {
                $(dialog).dialog('open');
                event.stopImmediatePropagation();
                event.preventDefault();
                return false;
            }

            var init = function() {
                saveHandlers();
                $target.bind(type, handler);
                rebindHandlers();
            }

            init();

        });

    }
})(jQuery);