js表单验证框架

js表单验证框架
文章分类:Web前端 
Validator = { 
    Require : /.+/, //<select name="Operation" dataType="Require" msg="未选择"><option value="">…… 
    Email : /^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/,//信箱格式 
    Phone : /^((\(\d{2,3}\))|(\d{3}\-))?(\(0\d{2,3}\)|0\d{2,3}-)?[1-9]\d{6,7}(\-\d{1,4})?$/,//电话 
    Mobile : /^((\(\d{2,3}\))|(\d{3}\-))?13\d{9}$/,//手机 
    Url : /^http:\/\/[A-Za-z0-9]+\.[A-Za-z0-9]+[\/=\?%\-&_~`@[\]\':+!]*([^<>\"\"])*$/, 
    IdCard : "this.IsIdCard(value)",//身份证号 
    Currency : /^\d+(\.\d+)?$/, 
    Number : /^\d+$/, 
    Zip : /^[1-9]\d{5}$/,//邮编<input name="Zip" dataType="Custom" regexp="^[1-9]\d{5}$" msg="邮政编码不存在"> 
    QQ : /^[1-9]\d{4,8}$/,//QQ 
    Integer : /^[-\+]?\d+$/, 
    Double : /^[-\+]?\d+(\.\d+)?$/, 
    English : /^[A-Za-z]+$/,//只允许英文字母 
    Chinese :  /^[\u0391-\uFFE5]+$/,//只允许中文 
    Username : /^[a-z]\w{3,}$/i,//变量命名规则 
    UnSafe : /^(([A-Z]*|[a-z]*|\d*|[-_\~!@#\$%\^&\*\.\(\)\[\]\{\}<>\?\\\/\'\"]*)|.{0,5})$|\s/, 
    IsSafe : function(str){return !this.UnSafe.test(str);}, 
    SafeString : "this.IsSafe(value)",//密码 
    Filter : "this.DoFilter(value, getAttribute('accept'))",//<input name="up" dataType="Filter" msg="非法的文件格式" type="file" accept="jpg, gif, png"> 
    Limit : "this.limit(value.length,getAttribute('min'),  getAttribute('max'))",//<textarea name="Description" dataType="Limit" max="10" msg="必须在10个字之内">中文是一个字</textarea> 
    LimitB : "this.limit(this.LenB(value), getAttribute('min'), getAttribute('max'))",//<textarea name="History" dataType="LimitB" min="3" max="10" msg="必须在[3,10]个字节之内">中文是两个字节t</textarea> 
    Date : "this.IsDate(value, getAttribute('min'), getAttribute('format'))",//<input name="Birthday" dataType="Date" format="ymd" msg="生日日期不存在"> 
    Repeat : "value == document.getElementsByName(getAttribute('to'))[0].value",//验证2次输入是否一至<input name="Repeat" dataType="Repeat" to="Password" msg="两次输入的密码不一致" type="password"> 
    Range : "getAttribute('min') < (value|0) && (value|0) < getAttribute('max')",//<input name="Year" dataType="Range" msg="年龄必须在18~28之间" min="18" max="28"> 
    Compare : "this.compare(value,getAttribute('operator'),getAttribute('to'))",//<input name="Year1" require="false" dataType="Compare" msg="年龄必须在18以上" to="18" operator="GreaterThanEqual"> 
    Custom : "this.Exec(value, getAttribute('regexp'))", 
    Group : "this.MustChecked(getAttribute('name'), getAttribute('min'), getAttribute('max'))",//<input name="Province" value="4" type="radio" dataType="Group" msg="必须选定一个">单选框  <input name="Favorite" value="4" type="checkbox" " dataType="Group" min="2" max="3" msg="必须选择2~3种">复选框 
    ErrorItem : [document.forms[0]], 
    ErrorMessage : ["error:"], 
    Validate : function(theForm, mode){ 
        var obj = document.forms[0] || 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]){ 
                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")); 
                        } 
                        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 : 
                sAlert(this.ErrorMessage.join("<br/>")); 
                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){sAlert(e.description+"<br/>");} 
                } 
                this.ErrorItem[1].focus(); 
                break; 
            default : 
                sAlert(this.ErrorMessage.join("<br/>")); 
                break; 
            } 
            return false; 
        } 
        return true; 
    }, 
    limit : function(len,min, max){ 
        min = min || 0; 
        max = max || Number.MAX_VALUE; 
        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;} 
    } 
}