/**
 * 定义easyui常用工具
 */
$.cookie = function(key, value, options) {
	if (arguments.length > 1 && (value === null || typeof value !== "object")) {
		options = $.extend({}, options);
		if (value === null) {
			options.expires = -1;
		}
		if (typeof options.expires === 'number') {
			var days = options.expires, t = options.expires = new Date();
			t.setDate(t.getDate() + days);
		}
		return (document.cookie = [ encodeURIComponent(key), '=', options.raw ? String(value) : encodeURIComponent(String(value)), options.expires ? '; expires=' + options.expires.toUTCString() : '', options.path ? '; path=' + options.path : '', options.domain ? '; domain=' + options.domain : '', options.secure ? '; secure' : '' ].join(''));
	}
	options = value || {};
	var result, decode = options.raw ? function(s) {
		return s;
	} : decodeURIComponent;
	return (result = new RegExp('(?:^|; )' + encodeURIComponent(key) + '=([^;]*)').exec(document.cookie)) ? decode(result[1]) : null;
};

/**
 * @author Leejean
 * 
 * @requires jQuery
 * 
 * 将form表单元素的值序列化成对象
 * 
 * @returns object
 */
$.getFormData = function(form) {
	var o = {};
	$.each(form.serializeArray(), function(index) {
		if (o[this['name']]) {
			o[this['name']] = o[this['name']] + "," + this['value'];
		} else {
			o[this['name']] = this['value'];
		}
	});
	return o;
};

/**
 * @author Leejean
 * 
 * 增加formatString功能
 * 
 * 使用方法：$.formatString('字符串{0}字符串{1}字符串','第一个变量','第二个变量');
 * 
 * @returns 格式化后的字符串
 */
$.formatString = function(str) {
	for ( var i = 0; i < arguments.length - 1; i++) {
		str = str.replace("{" + i + "}", arguments[i + 1]);
	}
	return str;
};

/**
 * @author Leejean
 * 
 * 接收一个以逗号分割的字符串，返回List，list里每一项都是一个字符串
 * 
 * @returns list
 */
$.stringToList = function(value) {
	if (value != undefined && value != '') {
		var values = [];
		var t = value.split(',');
		for ( var i = 0; i < t.length; i++) {
			values.push('' + t[i]);/* 避免他将ID当成数字 */
		}
		return values;
	} else {
		return [];
	}
};

/**
 * @author Leejean
 * 
 * @requires jQuery
 * 
 * 改变jQuery的AJAX默认属性和方法
 */
$.ajaxSetup({
	type : 'POST',
	error : function(XMLHttpRequest, textStatus, errorThrown) {
		try {
			parent.$.messager.progress('close');
			parent.$.messager.alert('错误222', XMLHttpRequest.responseText);
		} catch (e) {
			alert(XMLHttpRequest.responseText);
		}
	}
});

/**
 * @author 
 * 
 * 去字符串空格
 * 
 * @returns
 */
String.prototype.trim = function() {
	return this.replace(/(^\s*)|(\s*$)/g, '');
};
String.prototype.ltrim = function() {
	return this.replace(/(^\s*)/g, '');
};
String.prototype.rtrim = function() {
	return this.replace(/(\s*$)/g, '');
};

/**
 * @author Leejean 
 * 
 * @requires jQuery
 * 
 * 初始化datebox
 * 
 * @returns object
 */
$.initDateBox = function(datebox) {
	var today = new Date();
	var month=today.getMonth()+1;
	if(month<10){
		month=("0"+month);			
	}
	var day=today.getDate();
	if(day<10){			
		day=("0"+day);
	}
	
    var date=today.getFullYear()+"-"+month+"-"+day;
    datebox.datebox('setValue',date);
};

/**
 * @author Leejean 
 * 
 * @requires jQuery
 * 
 * 清除查询条件
 * 
 * @returns object
 */
$.clearParams = function(form) {
	form.find('input').val(null);
};