/*************************************************
Validator v1.05
code by 我佛山人
wfsr@msn.com
*************************************************/
Validator = 
{
	Require : /.+/,
	Email : /^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/,
	Phone : /^((\(\d{2,3}\))|(\d{3}\-))?(\(0\d{2,3}\)|0\d{2,3}-)?[1-9]\d{6,7}(\-\d{1,4})?$/,
	Mobile : /^((\(\d{2,3}\))|(\d{3}\-))?1(3|5|8)\d{9}$/,												//gavin修改，增加15、18开头的手机验证
	Url : /^http:\/\/[A-Za-z0-9]+\.[A-Za-z0-9]+[\/=\?%\-&_~`@[\]\':+!]*([^<>\"\"])*$/,
	IdCard : "this.IsIdCard(value)",
	Currency : /^\d+(\.\d+)?$/,
	Number : /^\d+$/,
	Zip : /^\d{6}$/,																					//gavin修改，邮编首位可以为0				
	QQ : /^[1-9]\d{4,11}$/,																				//gavin修改，qq位数扩展到11位
	Integer : /^[-\+]?\d+$/,
	Double : /^[-\+]?\d+(\.\d+)?$/,
	English : /^[A-Za-z]+$/,
	Chinese : /^[\u0391-\uFFE5]+$/,
	Username : /^[a-z]\w{3,}$/i,
	UnSafe : /^(([A-Z]*|[a-z]*|\d*|[-_\~!@#\$%\^&\*\.\(\)\[\]\{\}<>\?\\\/\'\"]*)|.{0,5})$|\s/,
	IsSafe : function(str){return !this.UnSafe.test(str);},
	SafeString : "this.IsSafe(value)",
	Filter : "this.DoFilter(value, getAttribute('accept'))",
	Limit : "this.limit(value.length,getAttribute('min'), getAttribute('max'))",
	LimitB : "this.limit(this.LenB(value), getAttribute('min'), getAttribute('max'))",
	Date : "this.IsDate(value, getAttribute('min'), getAttribute('format'))",
	Repeat : "value == document.getElementsByName(getAttribute('to'))[0].value",
	Range : "getAttribute('min') < (value|0) && (value|0) < getAttribute('max')",
	Compare : "this.compare(value,getAttribute('operator'),getAttribute('to'))",
	Custom : "this.Exec(value, getAttribute('regexp'))",
	Group : "this.MustChecked(getAttribute('name'), getAttribute('min'), getAttribute('max'))",
	ErrorItem : [document.forms[0]],
	ErrorMessage : ["以下原因导致提交失败：\t\t\t\t"],
	Validate : function(theForm, mode)
	{
		var obj = theForm || event.srcElement;
		var count = obj.elements.length;
		this.ErrorMessage.length = 1;
		this.ErrorItem.length = 1;
		this.ErrorItem[0] = obj;
		for (var i = 0; i < count; i++)
		{
			with(obj.elements[i])
			{
				//gavin修改，增加新属性allowHtml，msgHtml,设置是否允许提交html代码
				if(getAttribute("allowHtml") == "1" && (new RegExp(/^(((\n)|(.))*)<(((\n)|(.))*)>(((\n)|(.))*)$/)).test(value))
				{
					this.AddError(i, getAttribute("msgHtml"));
					this.ClearState(obj.elements[i]);
				}
				else
				{
					var _dataType = getAttribute("dataType");
					if(typeof(_dataType) == "object" || typeof(this[_dataType]) == "undefined") continue;
					this.ClearState(obj.elements[i]);
					if(getAttribute("require") == "false" && value == "") continue;

					switch(_dataType)
					{
						case "IdCard" :
						case "Date" :
						case "Repeat" :
						case "Range" :
						case "Compare" :
						case "Custom" :
						case "Group" :
						case "Limit" :
						case "LimitB" :
						case "SafeString" :
						case "Filter" :
							if (!eval(this[_dataType])) 
							{
								this.AddError(i, getAttribute("msg"));
							}
							break;
	
						default :
							if (!this[_dataType].test(value)) 
							{
								this.AddError(i, getAttribute("msg"));
							}
							else
							{
								//gavin修改，增加新属性allowHtml，msgHtml,设置是否允许提交html代码
								if (getAttribute("allowHtml") == "1" && (new RegExp(/^(((\n)|(.))*)<(((\n)|(.))*)>(((\n)|(.))*)$/)).test(value))
								{
									this.AddError(i, getAttribute("msgHtml"));
								}
							}
							break;
					}
				}
			}
		}
		if (this.ErrorMessage.length > 1)
		{
			mode = mode || 1;
			var errCount = this.ErrorItem.length;
			switch (mode)
			{
				case 2 :
					for (var i = 1; i < errCount; i++)
					{
						this.ErrorItem[i].style.color = "red";
					}
				case 1 :
					alert(this.ErrorMessage.join("\n"));
					this.ErrorItem[1].focus();
					break;
				case 3 :
					for (var i = 1; i < errCount; i++)
					{
						try
						{
							var span = document.createElement("SPAN");
							span.id = "__ErrorMessagePanel";
							span.style.color = "red";
							this.ErrorItem[i].parentNode.appendChild(span);
							span.innerHTML = this.ErrorMessage[i].replace(/\d+:/,"*");
						}
						catch(e)
						{
							alert(e.description);
						}
					}
					this.ErrorItem[1].focus();
					break;
				default :
					alert(this.ErrorMessage.join("\n"));
					break;
			}
			return false;
		}
		return true;
	},
	limit : function(len, min, max)
	{
		min = min || 0;
		max = max || Number.MAX_VALUE;
		if (max == 0)								//gavin修改，最大值为0时不限制最大值
		{
			return min <= len;
		}
		else
		{
			return min <= len && len <= max;
		}
	},
	LenB : function(str)
	{
		return str.replace(/[^\x00-\xff]/g,"**").length;
	},
	ClearState : function(elem)
	{
		with (elem)
		{
			if (style.color == "red")
			{
				style.color = "";
			}
			var lastNode = parentNode.childNodes[parentNode.childNodes.length-1];
			if (lastNode.id == "__ErrorMessagePanel")
			{
				parentNode.removeChild(lastNode);
			}
		}
	},
	AddError : function(index, str)
	{
		this.ErrorItem[this.ErrorItem.length] = this.ErrorItem[0].elements[index];
		this.ErrorMessage[this.ErrorMessage.length] = this.ErrorMessage.length + ":" + str;
	},
	Exec : function(op, reg)
	{
		return new RegExp(reg,"g").test(op);
	},
	compare : function(op1,operator,op2)
	{
		switch (operator) 
		{
			case "NotEqual":
				return (op1 != op2);
			case "GreaterThan":
				return (op1 > op2);
			case "GreaterThanEqual":
				return (op1 >= op2);
			case "LessThan":
				return (op1 < op2);
			case "LessThanEqual":
				return (op1 <= op2);
			default:
				return (op1 == op2); 
		}
	},
	MustChecked : function(name, min, max)
	{
		var groups = document.getElementsByName(name);
		var hasChecked = 0;
		min = min || 1;
		max = max || groups.length;
		for (var i = groups.length - 1; i >= 0; i--)
		{
			if (groups[i].checked) hasChecked++;
		}
		return min <= hasChecked && hasChecked <= max;
	},
	DoFilter : function(input, filter)
	{
		return new RegExp("^.+\.(?=EXT)(EXT)$".replace(/EXT/g, filter.split(/\s*,\s*/).join("|")), "gi").test(input);
	},
	IsIdCard : function(number)
	{
		var date, Ai;
		var verify = "10x98765432";
		var Wi = [7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2];
		var area = ['','','','','','','','','','','','北京','天津','河北','山西','内蒙古','','','','','','辽宁','吉林','黑龙江','','','','','','','','上海','江苏','浙江','安微','福建','江西','山东','','','','河南','湖北','湖南','广东','广西','海南','','','','重庆','四川','贵州','云南','西藏','','','','','','','陕西','甘肃','青海','宁夏','新疆','','','','','','台湾','','','','','','','','','','香港','澳门','','','','','','','','','国外'];
		var re = number.match(/^(\d{2})\d{4}(((\d{2})(\d{2})(\d{2})(\d{3}))|((\d{4})(\d{2})(\d{2})(\d{3}[x\d])))$/i);
		if (re == null) return false;
		if (re[1] >= area.length || area[re[1]] == "") return false;
		if (re[2].length == 12)
		{
			Ai = number.substr(0, 17);
			date = [re[9], re[10], re[11]].join("-");
		}
		else
		{
			Ai = number.substr(0, 6) + "19" + number.substr(6);
			date = ["19" + re[4], re[5], re[6]].join("-");
		}
		if (!this.IsDate(date, "ymd")) return false;
		var sum = 0;
		for (var i = 0; i <= 16; i++)
		{
			sum += Ai.charAt(i) * Wi[i];
		}
		Ai += verify.charAt(sum%11);
		return (number.length == 15 || number.length == 18 && number == Ai);
	},
	IsDate : function(op, formatString)
	{
		formatString = formatString || "ymd";
		var m, year, month, day;
		switch (formatString)
		{
			case "ymd" :
				m = op.match(new RegExp("^((\\d{4})|(\\d{2}))([-./])(\\d{1,2})\\4(\\d{1,2})$"));
				if (m == null ) return false;
				day = m[6];
				month = m[5]*1;
				year = (m[2].length == 4) ? m[2] : GetFullYear(parseInt(m[3], 10));
				break;
			case "dmy" :
				m = op.match(new RegExp("^(\\d{1,2})([-./])(\\d{1,2})\\2((\\d{4})|(\\d{2}))$"));
				if (m == null) return false;
				day = m[1];
				month = m[3]*1;
				year = (m[5].length == 4) ? m[5] : GetFullYear(parseInt(m[6], 10));
				break;
			default :
				break;
		}
		if (!parseInt(month)) return false;
		month = month == 0 ? 12 : month;
		var date = new Date(year, month-1, day);
		return (typeof(date) == "object" && year == date.getFullYear() && month == (date.getMonth()+1) && day == date.getDate());
		function GetFullYear(y)
		{
			return ((y < 30 ? "20" : "19") + y) | 0;
		}
	}
}