/*
		12306 Auto Login => A javascript snippet to help you auto login 12306.com.
		Copyright (C) 2011 Kevintop
		
		Includes jQuery
		Copyright 2011, John Resig
		Dual licensed under the MIT or GPL Version 2 licenses.
		http://jquery.org/license

		Includes 12306.user.js
		https://gist.github.com/1554666
		Copyright (C) 2011 Jingqin Lynn
		Released GNU Licenses.

		This program 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.

		This program is distributed in the hope that it will be useful,
		but WITHOUT ANY WARRANTY; without even the implied warranty of
		MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
		GNU General Public License for more details.

		You should have received a copy of the GNU General Public License
		along with this program.  If not, see <http://www.gnu.org/licenses/>.

*/

// ==UserScript==  
// @name         12306 Auto Submit  
// @author       kevintop@gmail.com  
// @namespace    https://plus.google.com/107416899831145722597/none  
// @description  A javascript snippet to help you auto login 12306.com
// @include      *://dynamic.12306.cn/otsweb/order/confirmPassengerAction.do*
// ==/UserScript== 
function withjQuery(callback, safe){
	if(typeof(jQuery) == "undefined") {
		var script = document.createElement("script");
		script.type = "text/javascript";
		script.src = "https://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js";

		if(safe) {
			var cb = document.createElement("script");
			cb.type = "text/javascript";
			cb.textContent = "jQuery.noConflict();(" + callback.toString() + ")(jQuery);";
			script.addEventListener('load', function() {
				document.head.appendChild(cb);
			});
		}
		else {
			var dollar = undefined;
			if(typeof($) != "undefined") dollar = $;
			script.addEventListener('load', function() {
				jQuery.noConflict();
				$ = dollar;
				callback(jQuery);
			});
		}
		document.head.appendChild(script);
	} else {
		callback(jQuery);
	}
}
withjQuery(function($){
	var userInfoUrl = 'https://dynamic.12306.cn/otsweb/sysuser/user_info.jsp';
	var count = 1;
	function submitForm(){
		jQuery.ajax({
					url: $("#confirmPassenger").attr('action'),
					data: $('#confirmPassenger').serialize(),
					type: "POST",
					timeout: 30000,
					success: function(msg)
					{
						var newToken = $("input[name='org.apache.struts.taglib.html.TOKEN']",msg).val();
						if(newToken)
							$("input[name='org.apache.struts.taglib.html.TOKEN']").val(newToken);
						if (msg.indexOf('输入的验证码不正确') > -1) {
							alert('请输入正确的验证码！');
						} else if (msg.indexOf('用户过多') > -1) {
							reSubmitForm();
						}else if (msg.indexOf('确认客票的状态后再尝试后续操作') > -1) {
							alert('呃。。。可能没票了，赶紧返回选别的票吧！');
						}else if(msg.indexOf('没有足够的票') > -1){
							alert('系统说，没有足够的票了，您还是换个车次吧。。。');
						}else if(msg.indexOf('订单号:') > -1){
							$('#refreshButton').html("车票预订成功，恭喜!");
							location.replace(userInfoUrl);
						}else if(msg.indexOf('请不要重复提交') > -1){
							alert('系统说，请不要重复提交!!!');
						}else if(msg.indexOf('席别不能为空') > -1){
							alert('席别不能为空');
						}else if(msg.indexOf('取消次数过多') > -1){
							alert('您取消次数过多，系统不受理，请明天再买吧！！！');
						}else{
							alert('出错了。。。。 啥错？ 我也不知道。。。。。');
						};
					},
					error: function(msg){
						reSubmitForm();
					}
				});
	};
	function reSubmitForm(){
		count ++;
		$('#refreshButton').html("("+count+")次自动提交中...");
		setTimeout(submitForm, 500);
	}
	//初始化
    if($("#refreshButton").size()<1){
			$(".tj_btn").append($("<a href='#' style='padding: 5px 10px; background: #2CC03E;border-color: #259A33;border-right-color: #2CC03E;border-bottom-color:#2CC03E;color: white;border-radius: 5px;text-shadow: -1px -1px 0 rgba(0, 0, 0, 0.2);'/>").attr("id", "refreshButton").html("自动提交订单").click(function() {
			    alert('开始自动提交订单，请点确定后耐心等待！');
				count = 1;
			    $(this).html("(1)次自动提交中...");
			    submitForm();
			    return false;
		    }));
	       alert('如果使用自动提交订单功能，请在确认订单正确无误后，再点击自动提交按钮！');
         }
}, true);