/**
 * <p>
 * Project: tellus
 * </p>
 * <p>
 * Title: 
 * </p>
 * <p>
 * Description:
 * </p>
 * <p>
 * Company: Foresee
 * </p>
 * @author: YanYingBin <br>
 * @email: <a href="mailto:yanyingbin@foresee.com.cn">yanyingbin@foresee.com.cn</a>
 * @date: 2007-3-31 <br>
 */

<!--

var JS_CHECK_DATA;

var monthDays = new Array();
monthDays[1] = 31;
monthDays[2] = 28;
monthDays[3] = 31;
monthDays[4] = 30;
monthDays[5] = 31;
monthDays[6] = 30;
monthDays[7] = 31;
monthDays[8] = 31;
monthDays[9] = 30;
monthDays[10] = 31;
monthDays[11] = 30;
monthDays[12] = 31;

function CheckData(){
	
	var TYPE_DEFAULT = -1;
	var TYPE_INT = 0;
	var TYPE_FLOAT = 1;
	var TYPE_MONEY = 2;
	var TYPE_DATE = 3;
	var TYPE_EMAIL = 4;
	var TYPE_ZIPCODE = 5;
	var TYPE_PERCENT = 6;
	
	this.checkResult=0;
	this.customMessage;
	this.focusObject;
	
	function getControlValue(control) {
	  var ctrltype = control.type;
	  if (ctrltype == "radio") {
		if (control.checked) return control.value;
		else return null;
	  } else 
	  if (ctrltype == "select-one") {
		index = control.selectedIndex;
		if (index > -1) {
		  option = control.options[index];
		  text = option.text;
		  value = option.value;
		  if (value == "" && text != "") value = text;
		} else value = "";
		return value;
	  }
	  return control.value;
	}

	function selectControl(control) {
	  if (control.type != null && control.select != null)
		if (control.type != "select-multiple" &&
			control.type != "select-one" ){
			if (control.disabled == null || control.disabled !=null && control.disabled == false) {
		  		control.select();
		  	}
		}
	  
	  if (control.focus != null && (control.disabled == null 
	  		|| control.disabled !=null && control.disabled == false)) control.focus();
	}
	
	/*
	 * 获取提示信息
	 */
	function getTips(control){
		var msg = control.getAttribute("tips");
		if (msg == null || msg=="") {
			if (control.name==null){
				msg = control.id;
			}else{
				msg = control.name;
			}
		}
		return msg;
	}
	
	/*
	 * 判断浮点、金额、百分比类型元素数据的精度
	 */
	function checkPrecision(control, value) {
		var datatype = control.getAttribute("datatype");
		return utilsCheckPrecision(datatype,value);
	}
	
	/*
	 * 获取精度控制的显示信息
	 */
	function getPrecisionMsg(control){
		var datatype = control.getAttribute("datatype");
		datatype = datatype.replace(/\s/g,"");
		if ( datatype.search(/^\w+\(\d+\,\d+\)$/) == -1 && datatype.search(/^\w+\(\d+\)$/) == -1) {
			return "";
		}
		var s1,s2;
		if ( datatype.search(/^\w+\(\d+\,\d+\)$/) != -1) {//提取整数和小数部分精度
			var re = /^\w+\((\d+)\,(\d+)\)$/;
			re.exec(datatype);
			s1 = RegExp.$1;
			s2 = RegExp.$2; 
		} else {//提取整数部分精度
			var re = /^\w+\((\d+)\)$/;
			re.exec(datatype);
			s1 = RegExp.$1;
			s2 = "0";
		}
		return "("+s1 + "位整数，"+s2+"位小数)";
	}
	
	function getType(typeStr){
		if(typeStr==null){return TYPE_DEFAULT;}
		if(typeStr.toLowerCase().indexOf("email")!= -1){
			return TYPE_EMAIL;
		}else if(typeStr.toLowerCase().indexOf("float")!= -1){
			return TYPE_FLOAT;
		}else if(typeStr.toLowerCase().indexOf("int")!= -1){
			return TYPE_INT;
		}else if(typeStr.toLowerCase().indexOf("money")!= -1){
			return TYPE_MONEY;
		}else if(typeStr.toLowerCase().indexOf("date")!= -1){
			return TYPE_DATE;
		}else if(typeStr.toLowerCase().indexOf("zipcode")!= -1){
			return TYPE_ZIPCODE;
		}else if(typeStr.toLowerCase().indexOf("percent")!= -1){
			return TYPE_PERCENT;
		}
	}

	/**
	 * 检查类型是否正确
	 */
	this.validate=function(){	
	  this.checkResult=0;
	  return true;
	}

	this.validateForm=function(){
		var tmpForm;
		var obj,dataStyle,attr,tips,range;
		
		this.checkResult=0;
		for(var i=0;i<document.forms.length;i++){
			tmpForm=document.forms[i];
			
			for(var j=0;j<tmpForm.elements.length;j++){
				obj=tmpForm.elements[j];
				
				attr=obj.getAttribute("nullable");
				tips=getTips(obj);
				if(attr!=null&&attr=="false"){
					if(!this.checkNull(obj,tips)){
						this.checkResult=1;
					    return false;
					}
				}
				
				if(obj.getAttribute("notnull")!=null){
					if(!this.checkNull(obj,tips)){
						this.checkResult=1;
					    return false;
					}
				}
				
				dataStyle=obj.getAttribute("datatype");
				if(dataStyle!=null){
					switch(getType(dataStyle))
					{
						case TYPE_EMAIL:
							if(!this.checkEmail(obj,tips)){
								this.checkResult=1;
								return false;
							}
						 	break;
							
						case TYPE_FLOAT:
							if(!this.checkFloat(obj,tips)){
								this.checkResult=1;
								return false;
							}
						 	break;
						 	
						case TYPE_PERCENT:
							if(!this.checkPercent(obj,tips)){
								this.checkResult=1;
								return false;
							}
						 	break;
							
						case TYPE_INT:
							if(!this.checkInt(obj,tips)){
								this.checkResult=1;
								return false;
							}
						 	break;
						 	
						case TYPE_MONEY:
							if(!this.checkMoney(obj,tips)){
								this.checkResult=1;
								return false;
							}
							break;
							
							
						case TYPE_DATE:
							if(!this.checkDate(obj,tips)){
								this.checkResult=1;
								return false;
							}
						 	break;
							
						case TYPE_ZIPCODE:
							if(!this.checkZipCode(obj,tips)){
								this.checkResult=1;
								return false;
							}
						 	break;
						 
						default:
							break;
					}			
				}
				
				range=obj.getAttribute("datarange");
				if(range!=null){
					if(!this.checkRange(range,obj,tips)){
						this.checkResult=1;
					    return false;
					}
				}
			}
    	}
		return true;
	}

	/**
	 * 检查是否为空，如果为空返回false
	 */
	this.checkNull=function(objId,msg){
		var value = objId.value;
		if(objId.value==null||objId.value==""){
			this.customMessage=msg+"不能为空！";
			this.focusObject=objId;
			return false;
		}else{
			value = value.replace(/^\s+|\s+$/g, '')
			if (value == "") {
				this.customMessage=msg+"不能为空！";
				this.focusObject=objId;
				return false;
			}
			return true;
		}
	}
	
	/**
	 * 检查是否金额
	 * 金额只允许小数点后两位
	 */
	this.checkMoney=function (objId,msg) {
		return this.checkFloat(objId,msg);//直接使用浮点数的检查吧
	}
	
	this.checkRange=function(preset,objId,msg){
		var arg1Start = preset.indexOf("(") + 1;
		var arg1End = preset.indexOf(",");
		var arg2Start = arg1End + 1;
		var arg2End = preset.lastIndexOf(")");
		var arg1 = parseFloat(preset.substring(arg1Start,arg1End));
		var arg2 = parseFloat(preset.substring(arg2Start,arg2End));
		var value = getControlValue(objId);
		
		if (isNaN(arg1) ||  isNaN(arg2)) {
			this.customMessage="输入域<"+ msg+">的数值检查范围设置不正确,请检查程序!";
			this.focusObject=objId;
			return false;
		}
		
		if (arg1 > arg2) {
			this.customMessage="输入域<"+ msg+">的数值检查范围设置不正确,值1必须小于等于值2,请检查程序!";
			this.focusObject=objId;
			return false;
		}
		if ( value.search(/\,/) != -1)
			value = value.replace(/\,/g,"");	//如果有逗号，将逗号删除
		if ( value.search(/\%/) != -1)
			value = value.replace(/\%/g, "");	//如果有百分号，将百分号删除
			
		if(parseFloat(value)<arg1 || parseFloat(value)>arg2){
			this.customMessage=msg+"的允许范围是["+arg1+","+arg2+"],您输入的数值必须在此范围内";
			this.focusObject=objId;
			return false;
		}
		
		return true;
	}

	/**
	 * 检查是否浮点数
	 */
	this.checkFloat=function(objId,msg){
		var value = getControlValue(objId);
		if(value=="")return true;
		
		var p = /^((-?|\+?)\d+)(\.\d+)?$/;
		var p1 = /^((-?|\+?)\d{1,3}(\,\d{3})*)(\.(\d{3}\,)*\d{1,3})?$/;
		if ( !p.test(value) && !p1.test(value) ) {
			this.customMessage = msg + "只能输入浮点数！格式：9999.99或者99,999.99";
			this.focusObject=objId;
			selectControl(objId);
			return false;
		}

		if ( !checkPrecision(objId,value) ) {
			var prec = getPrecisionMsg(objId);
			this.customMessage = msg + "浮点数精度超出范围!精度范围是"+prec;
			this.focusObject=objId;
			selectControl(objId);
			return false;
		}
		return true;
	}

	/**
	 * 检查百分数
	 */
	this.checkPercent=function(objId,msg){
		var value = getControlValue(objId);
		if(value=="")return true;
		
		var p = /^((-?|\+?)\d+)(\.\d+)?(%)?$/;
		var p1 = /^((-?|\+?)\d{1,3}(\,\d{3})*)(\.\d+)?(%)?$/;
		if ( !p.test(value) && !p1.test(value) ) {
			this.customMessage = msg + "只能输入百分数，百分数的格式是：9,999.9999%或者9999.9999%！";
			this.focusObject=objId;
			selectControl(objId);
			return false;
		}
		value = value.replace(/%/g,"");
		if ( !checkPrecision(objId,value) ) {
			var prec = getPrecisionMsg(objId);
			this.customMessage = msg + "百分数精度超出范围!精度范围是"+prec;
			this.focusObject=objId;
			selectControl(objId);
			return false;
		}
		return true;
	} 
	
	
	/**
	 * 检查整数
	 */
	this.checkInt=function(objId,msg){
		var value = getControlValue(objId);
		if(value=="")return true;
		if (isNaN(parseInt(value))) {
			this.customMessage=msg+"只能输入整数！";
			this.focusObject=objId;
			selectControl(objId);
			return false;
		} else {
			if (value != parseInt(value).toString()) {
				this.customMessage=msg+"只能输入整数！";
				this.focusObject=objId;
				selectControl(objId);
				return false;
			}
		}
		if ( !checkPrecision(objId,value) ) {
			var prec = getPrecisionMsg(objId);
			this.customMessage = msg + "整数精度超出范围!精度范围是"+prec;
			this.focusObject=objId;
			selectControl(objId);
			return false;
		}
		
		return true;
	}

	/**
	 * 日期检查
	 */
	this.checkDate=function(objId,msg){
		var value = getControlValue(objId);
		if(value=="")return true;
		
		var r = utilsCheckDate(value);
		if (r == -1) {
			this.customMessage=msg+"只能输入日期，而您输入的日期格式不正确，\n正确格式为：YYYY-MM-DD";
			this.focusObject=objId;
			selectControl(objId);
			return false;
		}else if (r == -2) {
			this.customMessage=msg+"只能输入正确的日期，而您输入的日期无效！";
			this.focusObject=objId;
			selectControl(objId);
	        return false;
	    }else {
	    	return true;
	    }
	}
	
	/**
	 * 检查邮件格式
	 */
	this.checkEmail=function(objId,msg){
		var value = getControlValue(objId);
		if(value=="")return true;
		if(value.indexOf("@")>0 && value.indexOf(".")>0 && value.indexOf("@")<value.indexOf(".")){
			return true;
		}
		this.customMessage=msg+"邮件地址格式不正确！";
		this.focusObject=objId;
		return false;
	}

	/**
	 * 检查邮编
	 */
	this.checkZipCode=function(objId,msg){
		var value = getControlValue(objId);
		if(value=="")return true;
		if(!checkPostCodeCtrl(objId)){
			this.customMessage=msg+"邮编格式不正确！";
			this.focusObject=objId;
			selectControl(objId);
			return false;
		}
		return true;
	}
	
	function checkPostCodeCtrl(control) {
	  value = getControlValue(control);
	  var err = false;
	  if (value == null) err = true;
	  else {
		if (value.length == 6) {
		  err = isNaN(parseInt(value));
		} else err = true;
	  }
	  return !err;
	}

}

//--以下是工具方法
/*
 *日期格式检查，返回0，校验通过；返回-1，日期格式不是yyyy-mm-dd；返回-2，不是有效的日期，比如2002-02-30等
 *
 */
function utilsCheckDate(value){
	var pattern = /^(\d{4})-(\d{1,2})-(\d{1,2})$/g;
	if(!pattern.test(value)) {
		return -1;
	}
	var arrDate = value.split("-");
	if(parseInt(arrDate[0],10) < 100)
	       arrDate[0] = 2000 + parseInt(arrDate[0],10) + "";
	var date =  new Date(arrDate[0],(parseInt(arrDate[1],10) -1)+"",arrDate[2]);
	var iYear = date.getFullYear();
	var iMonth = date.getMonth();
	var iDate = date.getDate();
	//if (iYear < 100) {
	//  	iYear += 1900;
	//}
	if(parseInt(iYear) == parseInt(arrDate[0])
	    && parseInt(iMonth) == parseInt(arrDate[1],10) -1
		&& parseInt(iDate) == parseInt(arrDate[2],10) )
		return 0;
	else {
		return -2;
	}
}

/*
 *根据精度值校验数据是否满足精度要求
 *返回：true，满足精度要求（或者没有精度要求）；false，不满足精度要求
 */
function utilsCheckPrecision(precision, value){
	var datatype = precision;
	datatype = datatype.replace(/\s/g,"");
	if ( datatype.search(/^\w+\(\d+\,\d+\)$/) == -1 && datatype.search(/^\w+\(\d+\)$/) == -1) {
		return true;		//数据类型中不包含精度部分[(x,y)或者(x)格式]，认为都能通过
	}
	var s1,s2;
	if ( datatype.search(/^\w+\(\d+\,\d+\)$/) != -1) {//提取整数和小数部分精度
		var re = /^\w+\((\d+)\,(\d+)\)$/;
		re.exec(datatype);
		s1 = RegExp.$1;
		s2 = RegExp.$2; 
	} else {//提取整数部分精度
		var re = /^\w+\((\d+)\)$/;
		re.exec(datatype);
		s1 = RegExp.$1;
		s2 = "0";
	}
	var arg1 = parseInt(s1);
	var arg2 = parseInt(s2);
	var testValue = value ;
	if ( value.search(/\,/) != -1)
		testValue = testValue.replace(/\,/g,"");//如果有逗号，将逗号删除
	if ( value.search(/\./) == -1 )
		testValue = testValue + ".";		//如果没有小数点，增加小数点以方便匹配
	var p = new RegExp('^-?\\d{1,'+arg1+'}\\.\\d{0,'+arg2+'}$');
	return p.test(testValue);
}

//-->