/*********************************************
* ÆÄÀϸí: lib.validate.js
* ±â´É: À¯¿¬ÇÑ ÀÚµ¿ Æû °Ë»ç±â
* ¸¸µçÀÌ: °ÅÄ£¸¶·ç <comfuture@maniacamp.com>
* ³¯Â¥: 2002-10-01
* == change log ==
* 2003-10-02 ¿©·¯Ä­À¸·Î ³ª´²Áø Ç׸ñ¿¡ ´ëÇÑ °Ë»ç±â´É Ãß°¡
* 2003-10-02 Æнº¿öµåµî µÎ°³ Ç׸ñ¿¡ ´ëÇÑ ºñ±³ ±â´É Ãß°¡
**********************************************/

/// ¿¡·¯¸Þ½ÃÁö Æ÷¸ä Á¤ÀÇ ///
var NO_BLANK = "{name} is required.";
var NOT_VALID = "{name} is invalid format.";
// var TOO_LONG = "{name}ÀÇ ±æÀÌ°¡ ÃÊ°úµÇ¾ú½À´Ï´Ù (ÃÖ´ë {maxbyte}¹ÙÀÌÆ®)";

/// ½ºÆ®¸µ °´Ã¼¿¡ ¸Þ¼Òµå Ãß°¡ ///
String.prototype.trim = function(str) { 
	str = this != window ? this : str; 
	return str.replace(/^\s+/g,'').replace(/\s+$/g,''); 
}

String.prototype.hasFinalConsonant = function(str) {
	str = this != window ? this : str; 
	var strTemp = str.substr(str.length-1);
	return ((strTemp.charCodeAt(0)-16)%28!=0);
}

String.prototype.bytes = function(str) {
	var	len = 0;
	str = this != window ? this : str;
	for(j=0; j<str.length; j++) {
		var chr = str.charAt(j);
		len += (chr.charCodeAt() > 128) ? 2 : 1
	}
	return len;
}

function validate(form) {
	var	mm = null;
	var yy = null;
	
	var idx = 0;
	
	for (i = 0; i < form.elements.length; i++ ) {
		var el = form.elements[i];

		if (el.tagName == "FIELDSET") continue;
		el.value = el.value.trim();

		var minbyte	= el.getAttribute("MINBYTE");
		var maxbyte = el.getAttribute("MAXBYTE");
		var option	= el.getAttribute("OPTION");
		var match	= el.getAttribute("MATCH");
		var glue	= el.getAttribute('GLUE');
		var exp		= el.getAttribute("EXP");
		
		if (el.getAttribute("REQUIRED") != null) {
			if (el.value == null || el.value == "") {
				return doError(el,NO_BLANK);
			}
			
			// radio button
			if (el.count != null)
			{
				chk	= false;
				
				for (k=0; i<el.count; k++)
				{
					if (el[k].checked)
					{
						chk	= true;
					}
				}
				
				if (!chk)
				{
					return doError(el,NO_BLANK);
				}
			}
		}

		if (minbyte != null) {
			if (el.value.bytes() < parseInt(minbyte)) {
				return doError(el,"{name} Enter " + minbyte + " digits number.");
			}
		}

		if (maxbyte != null && el.value != "") {
			if (el.value.bytes() > parseInt(maxbyte)) {
//				return doError(el,"{name}ÀÇ ±æÀÌ°¡ ÃÊ°úµÇ¾ú½À´Ï´Ù (ÃÖ´ë "+maxbyte+"¹ÙÀÌÆ®)");
			}
		}

		if (match && (el.value != form.elements[match].value)) return doError(el,"{name}s are not a match.");

		if (option != null && el.value != "") {
			if (el.getAttribute('SPAN') != null) {
				var _value = new Array();
				for (span=0; span<el.getAttribute('SPAN');span++ ) {
					_value[span] = form.elements[i+span].value;
				}
				var value = _value.join(glue == null ? '' : glue);
				if (!funcs[option](el,value)) return false;
			} else {
				if (!funcs[option](el)) return false;
			}
		}
		
		if (exp != null)
		{
		
			if (exp == "mm") mm = eval(el.value);
		
			if (eval(parseInt(mm)) < 1 || eval(parseInt(mm)) > 12)
			{
				doError(el, "{name} Wrong number of month.");
				return false;
			}
			
			if (exp == "yyyy") yy = el.value;

			if (parseInt(yy) < 2000)
			{
				doError(el, "{name} Wrong year.");
				return false;
			}
		}
		
		if (mm != null && yy != null)
		{
			if (!CheckDate(mm, yy)) 
			{
				doError(el, "{name} is already expired.");
				return false;
			}
		}
		
		if (el.name.indexOf("item_size") > -1)
		{
			idx = el.selectedIndex -1;
		}
		
		if (el.name.indexOf("qty") > -1 && parseInt(el.value) == 0)
		{
			return doError(el,"{name} must be greater than 0.");
		}
		
		if (el.name.indexOf("qty") > -1 && el.name.indexOf("detail") > -1)
		{
			return CheckStock(el, inventory[idx]);
		}
		
	}
	
	
	return true;
}


function CheckStock(d, cnt)
{
	if (cnt == "Out of Stock") cnt = "0";
		
	if (parseInt(d.value) > parseInt(cnt))
	{
		alert("Currently " + cnt + " in stock.");
		return false;
	}
	
	return true;
}
	

function josa(str,tail) {
	return (str.hasFinalConsonant()) ? tail.substring(0,1) : tail.substring(1,2);
}

function doError(el,type,action) {
	var pattern = /{([a-zA-Z0-9_]+)\+?([a-z]{2})?}/;
	var name = (hname = el.getAttribute("HNAME")) ? hname : el.getAttribute("NAME");
	pattern.exec(type);
	var tail = (RegExp.$2) ? josa(eval(RegExp.$1),RegExp.$2) : "";
	alert(type.replace(pattern,eval(RegExp.$1) + tail));
	if (action == "sel") {
		el.select();
	} else if (action == "del")	{
		el.value = "";
	}
	el.focus();
	return false;
}	

/// Ư¼ö ÆÐÅÏ °Ë»ç ÇÔ¼ö ¸ÅÇÎ ///
var funcs = new Array();
funcs['email'] = isValidEmail;
funcs['phone'] = isValidPhone;
funcs['userid'] = isValidUserid;
funcs['hangul'] = hasHangul;
funcs['number'] = isNumeric;
funcs['engonly'] = alphaOnly;
funcs['bizno'] = isValidBizNo;
funcs['domain'] = isValidDomain;

/// ÆÐÅÏ °Ë»ç ÇÔ¼öµé ///
function isValidEmail(el,value) {
	var value = value ? value : el.value;
	var pattern = /^[_a-zA-Z0-9-\.]+@[\.a-zA-Z0-9-]+\.[a-zA-Z]+$/;
	return (pattern.test(value)) ? true : doError(el,NOT_VALID);
}

function isValidUserid(el) {
	var pattern = /^[a-zA-Z]{1}[a-zA-Z0-9_]{2,10}$/;
	return (pattern.test(el.value)) ? true : doError(el,"{name} is must be between 3 and 10 letters.");
}

function hasHangul(el) {
	var pattern = /[a-z]/;
	return (pattern.test(el.value)) ? true : doError(el,"{name} only korean.");
}

function alphaOnly(el) {
	var pattern = /^[a-zA-Z]+$/;
	return (pattern.test(el.value)) ? true : doError(el,NOT_VALID);
}

function isNumeric(el) {
	var pattern = /^[0-9]+$/;
	return (pattern.test(el.value)) ? true : doError(el,"{name} is only for numbers.");
}


function isValidBizNo(el, value) { 
    var pattern = /([0-9]{3})-?([0-9]{2})-?([0-9]{5})/; 
	var num = value ? value : el.value;
    if (!pattern.test(num)) return doError(el,NOT_VALID); 
    num = RegExp.$1 + RegExp.$2 + RegExp.$3;
    var cVal = 0; 
    for (var i=0; i<8; i++) { 
        var cKeyNum = parseInt(((_tmp = i % 3) == 0) ? 1 : ( _tmp  == 1 ) ? 3 : 7); 
        cVal += (parseFloat(num.substring(i,i+1)) * cKeyNum) % 10; 
    } 
    var li_temp = parseFloat(num.substring(i,i+1)) * 5 + '0'; 
    cVal += parseFloat(li_temp.substring(0,1)) + parseFloat(li_temp.substring(1,2)); 
    return (parseInt(num.substring(9,10)) == 10-(cVal % 10)%10) ? true : doError(el,NOT_VALID); 
}

function isValidPhone(el,value) {
//	var pattern = /^([0]{1}[0-9]{1,2})-?([1-9]{1}[0-9]{2,3})-?([0-9]{4})$/;
	var pattern = /^([0-9]{0,4})-?([0-9]{0,4})-?([0-9]{0,4})-?([0-9]{0,4})$/;
	var num = value ? value : el.value;
	if (pattern.exec(num)) {
		if(RegExp.$1 == "011" || RegExp.$1 == "016" || RegExp.$1 == "017" || RegExp.$1 == "018" || RegExp.$1 == "019") {
			if (!el.getAttribute('SPAN')) el.value = RegExp.$1 + "-" + RegExp.$2 + "-" + RegExp.$3;
		}
		return true;
	} else {
//		return doError(el,NOT_VALID);
		return doError(el,"Only numbers and -(dashes).");
	}
}



function isValidDomain(el,value) {
	var value = value ? value : el.value;
	var pattern = new RegExp("^(http://)?(www\.)?([a-zA-Z0-9-]+\.[a-zA-Z]{2,3}$)","i");
	if (pattern.test(value)) {
		el.value = RegExp.$3;
		return true;
	} else {
		return doError(el,NOT_VALID);
	}
}


function CheckAgreement(form, url)
{
	var	chk	= false;
	
	for (i = 0; i < form.agree.length; i++ )
	{
		if (form.agree[i].checked)	chk	= true;
	}
	
	if (!chk) {
		alert("Must choose one");
		return false;
	}

	if (form.agree[0].checked)
	{
		return true;
	}
	else
	{
		document.location.href=url;
		return false;
	}
}



function confirm_delete()
{
	if (confirm("Are you sure you want to delete this item ?")==true)
		return true;
	else
		return false;
}



function LoginMessage ()
{
	if (getCookie("BusinessId") == "")
	{
		alert ("Please login before going any further.");
		return false;
	}
	else
	{
		return true;
	}
}



function getCookie(Name)
{
	var offset;
	
	var search = Name + "=";
	
	if (document.cookie.length > 0)
	{ // if cookie already set.
	
		offset = document.cookie.indexOf(search);
		
		if (offset != -1)
		{	// if cookie already exist.
			offset += search.length;
			// set index of beginning of value
			end = document.cookie.indexOf(";", offset);
			// to set the last index number of cookie values.
			if (end == -1)	end = document.cookie.length;
			
			return unescape(document.cookie.substring(offset, end));
		}
	}
	
	return "";
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}


function View()
{
	sealWin=window.open("../images/etc/ups_transit_map.gif","win",'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=1,width=580,height=400');
}



function CheckDate(mm, yy)
{
    var todayDate	= new Date();
    var cardDate	= null;
    
    // if same month just pass.
	cardDate = new Date(yy, mm, "00");
    
	if (cardDate < todayDate)
	{
		return false;
	}
	
	return true;
}


function checkCR(evt) { 
   var evt  = (evt) ? evt : ((event) ? event : null); 
   var node = (evt.target) ? evt.target : ((evt.srcElement) ? evt.srcElement : null); 
   if ((evt.keyCode == 13) && (node.type=="text")) {return false;} 
}