/**
 * 1. 设置ajax请求头信息 
 * 2. 统一的ajax完成时的处理，处理ajax请求出错时的信息
 * @author LiuWei
 */
if (window.jQuery) {
	jQuery.ajaxSetup({
		beforeSend: function (XMLHttpRequest) {
			XMLHttpRequest.setRequestHeader("ajax", "true");
			XMLHttpRequest.setRequestHeader("currUrl", top.window.location["href"]);
		},
		error: function(jqXHR, textStatus, errorThrown){
			if(jqXHR.status == 403){
				if(app.isLogin){
					alert("缺少权限");
				} else {
					if($.isFunction(getLogin)){
						getLogin();
						var ajaxParam = this;
						$(window).bind("login_success", function(){
							$.ajax(ajaxParam);
						});
					} else {
						alert("请先登录");
					}
				}
			}
		}
	});
	
	$.ajaxPrefilter(function( options, originalOptions, jqXHR ) {
		var url = options.url;
		if(url.indexOf("?") == -1){
			url = url + "?";
		}
		url = url + "&_=" + new Date().getTime();
		options.url = url;
	});
}

window.app = {
	proxy: function(options){
		if ( typeof options !== "object" || !options.url) {
			return;
		}
		
		if(options.url.toUpperCase() == "SMS"){
			options.type = "POST";
			options.contentType = "multipart/form-data";
			options.data = $.toJSON(options.data);
		} else if (options.type && options.type.toLowerCase() == "post"){
			options.contentType = "multipart/form-data";
			options.data = $.toJSON(options.data);
		}
		
		options.url = "/proxy?url=" + encodeURIComponent(options.url);
		$.ajax(options);
	},
	ctx: "",
	timeout:2000, 
	NEWS_LIST_URL:"/news",
	NEWS_ELIST_URL:"/message",
	HOT_STOCK_LIST_URL:"/hotstock",
	TRADE_LIST_URL:"/trade",
	ACTIVITY_URL:"/aas",
	NEWS_CONTENT_URL:"/news/content",
	STOCK_QUOTESNAP_URL:"http://192.168.1.176:8040/studio/service/quotesnap.do?stockno=",
	STOCK_INCREASE_URL:"http://192.168.1.176:8040/service/hq/hqdata?flag=1%26cls=1%26ps=5%26p=1",
	user: {},
	isLogin: false,
	onLoginSuccess: function(user){
		app.user = user;
		app.isLogin = true;
		$(window).trigger("login_success");
	},
	hasAnyRole: function(){
		if(app.isLogin){
			var authorities = app.user.authorities;
			for (var i = 0; i < arguments.length; i++) {
				for (var j = 0; j < authorities.length; j++) {
					if (arguments[i] == authorities[j]) {
						return true;
					}
				}
			}
		}
		return false;
	},
	
	// 安全代理.
	securityDelegate: function(options){
		if(!$.isFunction(options.targetFn)){
			return options.targetFn;
		}
		options = $.extend({
			isShowLogin: true,
			isShowMessage: true,
			scope: window
		}, options);
		return function(){
			if(app.isLogin){
				var canAccess = false;
				if(typeof(options.access) == "string"){
					canAccess = eval(options.access);
				}else if($.isFunction(options.access)){
					canAccess = options.access();
				}
				if(canAccess){
					options.targetFn.apply(options.scope, arguments);
				}else{
					if(options.isShowMessage){
						alert("缺少权限");
					}
				}
			}else{
				if(options.isShowLogin && $.isFunction(getLogin)){
					getLogin();
				}
			}
		}
	}
};

// 用户退出
$(window).bind("logout_success", function(){
	app.isLogin = false;
	app.user = {};
});