function validateDate(form) { var bValid = true; var focusField = null; var i = 0; var fields = new Array(); oDate = new DateValidations(); for (x in oDate) { var value = form[oDate[x][0]].value; var datePattern = oDate[x][2]("datePatternStrict"); if ((form[oDate[x][0]].type == 'text' || form[oDate[x][0]].type == 'textarea') && (value.length > 0) && (datePattern.length > 0)) { var MONTH = "MM"; var DAY = "dd"; var YEAR = "yyyy"; var orderMonth = datePattern.indexOf(MONTH); var orderDay = datePattern.indexOf(DAY); var orderYear = datePattern.indexOf(YEAR); if ((orderDay < orderYear && orderDay > orderMonth)) { var iDelim1 = orderMonth + MONTH.length; var iDelim2 = orderDay + DAY.length; var delim1 = datePattern.substring(iDelim1, iDelim1 + 1); var delim2 = datePattern.substring(iDelim2, iDelim2 + 1); if (iDelim1 == orderDay && iDelim2 == orderYear) { dateRegexp = new RegExp("^(\\d{2})(\\d{2})(\\d{4})$"); } else if (iDelim1 == orderDay) { dateRegexp = new RegExp("^(\\d{2})(\\d{2})[" + delim2 + "](\\d{4})$"); } else if (iDelim2 == orderYear) { dateRegexp = new RegExp("^(\\d{2})[" + delim1 + "](\\d{2})(\\d{4})$"); } else { dateRegexp = new RegExp("^(\\d{2})[" + delim1 + "](\\d{2})[" + delim2 + "](\\d{4})$"); } var matched = dateRegexp.exec(value); if(matched != null) { if (!isValidDate(matched[2], matched[1], matched[3])) { if (i == 0) { focusField = form[oDate[x][0]]; } fields[i++] = oDate[x][1]; bValid = false; } } else { if (i == 0) { focusField = form[oDate[x][0]]; } fields[i++] = oDate[x][1]; bValid = false; } } else if ((orderMonth < orderYear && orderMonth > orderDay)) { var iDelim1 = orderDay + DAY.length; var iDelim2 = orderMonth + MONTH.length; var delim1 = datePattern.substring(iDelim1, iDelim1 + 1); var delim2 = datePattern.substring(iDelim2, iDelim2 + 1); if (iDelim1 == orderMonth && iDelim2 == orderYear) { dateRegexp = new RegExp("^(\\d{2})(\\d{2})(\\d{4})$"); } else if (iDelim1 == orderMonth) { dateRegexp = new RegExp("^(\\d{2})(\\d{2})[" + delim2 + "](\\d{4})$"); } else if (iDelim2 == orderYear) { dateRegexp = new RegExp("^(\\d{2})[" + delim1 + "](\\d{2})(\\d{4})$"); } else { dateRegexp = new RegExp("^(\\d{2})[" + delim1 + "](\\d{2})[" + delim2 + "](\\d{4})$"); } var matched = dateRegexp.exec(value); if(matched != null) { if (!isValidDate(matched[1], matched[2], matched[3])) { if (i == 0) { focusField = form[oDate[x][0]]; } fields[i++] = oDate[x][1]; bValid = false; } } else { if (i == 0) { focusField = form[oDate[x][0]]; } fields[i++] = oDate[x][1]; bValid = false; } } else if ((orderMonth > orderYear && orderMonth < orderDay)) { var iDelim1 = orderYear + YEAR.length; var iDelim2 = orderMonth + MONTH.length; var delim1 = datePattern.substring(iDelim1, iDelim1 + 1); var delim2 = datePattern.substring(iDelim2, iDelim2 + 1); if (iDelim1 == orderMonth && iDelim2 == orderDay) { dateRegexp = new RegExp("^(\\d{4})(\\d{2})(\\d{2})$"); } else if (iDelim1 == orderMonth) { dateRegexp = new RegExp("^(\\d{4})(\\d{2})[" + delim2 + "](\\d{2})$"); } else if (iDelim2 == orderDay) { dateRegexp = new RegExp("^(\\d{4})[" + delim1 + "](\\d{2})(\\d{2})$"); } else { dateRegexp = new RegExp("^(\\d{4})[" + delim1 + "](\\d{2})[" + delim2 + "](\\d{2})$"); } var matched = dateRegexp.exec(value); if(matched != null) { if (!isValidDate(matched[3], matched[2], matched[1])) { if (i == 0) { focusField = form[oDate[x][0]]; } fields[i++] = oDate[x][1]; bValid = false; } } else { if (i == 0) { focusField = form[oDate[x][0]]; } fields[i++] = oDate[x][1]; bValid = false; } } else { if (i == 0) { focusField = form[oDate[x][0]]; } fields[i++] = oDate[x][1]; bValid = false; } } } if (fields.length > 0) { focusField.focus(); alert(fields.join('\n')); } return bValid; } function isValidDate(day, month, year) { if (month < 1 || month > 12) { return false; } if (day < 1 || day > 31) { return false; } if ((month == 4 || month == 6 || month == 9 || month == 11) && (day == 31)) { return false; } if (month == 2) { var leap = (year % 4 == 0 && (year % 100 != 0 || year % 400 == 0)); if (day>29 || (day == 29 && !leap)) { return false; } } return true; } function validateMinLength(form) { var isValid = true; var focusField = null; var i = 0; var fields = new Array(); oMinLength = new minlength(); for (x in oMinLength) { var field = form[oMinLength[x][0]]; if (field.type == 'text' || field.type == 'textarea') { var iMin = parseInt(oMinLength[x][2]("minlength")); if ((trim(field.value).length > 0) && (field.value.length < iMin)) { if (i == 0) { focusField = field; } fields[i++] = oMinLength[x][1]; isValid = false; } } } if (fields.length > 0) { focusField.focus(); alert(fields.join('\n')); } return isValid; } function validateRange(form) { return validateIntRange(form); } function validateMinInteger(form){ var bValid = true; var focusField = null; var i = 0; var fields = new Array(); oInteger = new minInteger(); for (x in oInteger) { var field = form[oInteger[x][0]]; if (field.type == 'text' || field.type == 'textarea' || field.type == 'select-one' || field.type == 'radio') { var value = ''; // get field's value if (field.type == "select-one") { var si = field.selectedIndex; if (si >= 0) { value = field.options[si].value; } } else { value = field.value; } if (value.length > 0) { if (!isOK(value)) { bValid = false; if (i == 0) { focusField = field; } fields[i++] = oInteger[x][1]; } else { var iValue = parseInt(value); if (isNaN(iValue) || !(iValue >= -2147483648 && iValue <= 2147483647)) { if (i == 0) { focusField = field; } fields[i++] = oInteger[x][1]; bValid = false; } } } } } if (fields.length > 0) { focusField.focus(); alert(fields.join('\n')); } return bValid; } function isOK(vv){ if (vv >0) return true; else return false; } function validateInteger(form) { var bValid = true; var focusField = null; var i = 0; var fields = new Array(); oInteger = new IntegerValidations(); for (x in oInteger) { var field = form[oInteger[x][0]]; if (field.type == 'text' || field.type == 'textarea' || field.type == 'select-one' || field.type == 'radio') { var value = ''; // get field's value if (field.type == "select-one") { var si = field.selectedIndex; if (si >= 0) { value = field.options[si].value; } } else { value = field.value; } if (value.length > 0) { if (!isAllDigits(value)) { bValid = false; if (i == 0) { focusField = field; } fields[i++] = oInteger[x][1]; } else { var iValue = parseInt(value); if (isNaN(iValue) || !(iValue >= -2147483648 && iValue <= 2147483647)) { if (i == 0) { focusField = field; } fields[i++] = oInteger[x][1]; bValid = false; } } } } } if (fields.length > 0) { focusField.focus(); alert(fields.join('\n')); } return bValid; } function isAllDigits(argvalue) { argvalue = argvalue.toString(); var validChars = "0123456789"; var startFrom = 0; if (argvalue.substring(0, 2) == "0x") { validChars = "0123456789abcdefABCDEF"; startFrom = 2; } else if (argvalue.charAt(0) == "0") { validChars = "01234567"; startFrom = 1; } else if (argvalue.charAt(0) == "-") { startFrom = 1; } for (var n = startFrom; n < argvalue.length; n++) { if (validChars.indexOf(argvalue.substring(n, n+1)) == -1) return false; } return true; } function validateFloat(form) { var bValid = true; var focusField = null; var i = 0; var fields = new Array(); oFloat = new FloatValidations(); for (x in oFloat) { var field = form[oFloat[x][0]]; if (field.type == 'text' || field.type == 'textarea' || field.type == 'select-one' || field.type == 'radio') { var value = ''; // get field's value if (field.type == "select-one") { var si = field.selectedIndex; if (si >= 0) { value = field.options[si].value; } } else { value = field.value; } if (value.length > 0) { // remove '.' before checking digits var tempArray = value.split('.'); var joinedString= tempArray.join(''); if (!isAllDigits(joinedString)) { bValid = false; if (i == 0) { focusField = field; } fields[i++] = oFloat[x][1]; } else { var iValue = parseFloat(value); if (isNaN(iValue)) { if (i == 0) { focusField = field; } fields[i++] = oFloat[x][1]; bValid = false; } } } } } if (fields.length > 0) { focusField.focus(); alert(fields.join('\n')); } return bValid; } function validateRequired(form) { var isValid = true; var focusField = null; var i = 0; var fields = new Array(); oRequired = new required(); for (x in oRequired) { var field = form[oRequired[x][0]]; if ((field.type == 'hidden' || field.type == 'text' || field.type == 'textarea' || field.type == 'file' || field.type == 'radio' || field.type == 'checkbox' || field.type == 'select-one' || field.type == 'password')) { var value = ''; // get field's value if (field.type == "select-one") { var si = field.selectedIndex; if (si >= 0) { value = field.options[si].value; } } else if (field.type == 'radio' || field.type == 'checkbox') { if (field.checked) { value = field.value; } } else { value = field.value; } if (trim(value).length == 0) { if ((i == 0) && (field.type != 'hidden')) { focusField = field; } fields[i++] = oRequired[x][1]; isValid = false; } } else if (field.type == "select-multiple") { var numOptions = field.options.length; lastSelected=-1; for(loop=numOptions-1;loop>=0;loop--) { if(field.options[loop].selected) { lastSelected = loop; value = field.options[loop].value; break; } } if(lastSelected < 0 || trim(value).length == 0) { if(i == 0) { focusField = field; } fields[i++] = oRequired[x][1]; isValid=false; } } else if ((field.length > 0) && (field[0].type == 'radio' || field[0].type == 'checkbox')) { isChecked=-1; for (loop=0;loop < field.length;loop++) { if (field[loop].checked) { isChecked=loop; break; // only one needs to be checked } } if (isChecked < 0) { if (i == 0) { focusField = field[0]; } fields[i++] = oRequired[x][1]; isValid=false; } } } if (fields.length > 0) { focusField.focus(); alert(fields.join('\n')); } return isValid; } // Trim whitespace from left and right sides of s. function trim(s) { return s.replace( /^\s*/, "" ).replace( /\s*$/, "" ); } function validateIhIdNum(form) { var bValid = true; var focusField = null; var i = 0; var fields = new Array(); oIhidnum = new ihidnum(); for (x in oIhidnum) { var field = form[oIhidnum[x][0]]; if (field.type == 'text' || field.type == 'hidden' || field.type == 'textarea') { if (trim(field.value).length==0 || !checkIhIdNum(field.value)) { if (i == 0) { focusField = field; } fields[i++] = oIhidnum[x][1]; bValid = false; } } } if (fields.length > 0) { alert(fields.join('\n')); } return bValid; } /** * Reference: JS Guide * http://jsguide.net/ver2/articles/frame.php?artnum=002 */ function checkIhIdNum(ihidnum){ fmt = /^\d{6}[1234]\d{6}$/; if(!fmt.test(ihidnum)){ return false; } birthYear = (ihidnum.charAt(7) <= "2") ? "19" : "20"; birthYear += ihidnum.substr(0, 2); birthMonth = ihidnum.substr(2, 2) - 1; birthDate = ihidnum.substr(4, 2); birth = new Date(birthYear, birthMonth, birthDate); if( birth.getYear() % 100 != ihidnum.substr(0, 2) || birth.getMonth() != birthMonth || birth.getDate() != birthDate) { return false; } var arrDivide = [2, 3, 4, 5, 6, 7, 8, 9, 2, 3, 4, 5]; var checkdigit = 0; for(var i=0;i 0) { focusField.focus(); alert(fields.join('\n')); } return bValid; } function checkPassword4(pwd) { p_pass = pwd.value; var cnt=0,cnt2=1,cnt3=1; var temp=""; for(i=0;i < p_pass.length;i++){ temp_pass1 = p_pass.charAt(i); next_pass = (parseInt(temp_pass1.charCodeAt(0)))+1; temp_p = p_pass.charAt(i+1); temp_pass2 = (parseInt(temp_p.charCodeAt(0))); if (temp_pass2 == next_pass) cnt2 = cnt2 + 1; else cnt2 = 1; if (temp_pass1 == temp_p) cnt3 = cnt3 + 1; else cnt3 = 1; if (cnt2 > 3) break; if (cnt3 > 3) break; } if (cnt3 > 3){ pwd.value =""; pwd.focus(); return false; } return pwd; } function validatePassword3(form) { var bValid = true; var focusField = null; var i = 0; var fields = new Array(); oPassword = new password3(); for (x in oPassword) { var field = form[oPassword[x][0]]; if (field.type == 'password') { if (trim(field.value).length==0 || !checkPassword3(field)) { if (i == 0) { focusField = field; } fields[i++] = oPassword[x][1]; bValid = false; } } } if (fields.length > 0) { focusField.focus(); alert(fields.join('\n')); } return bValid; } function checkPassword3(pwd) { p_pass = pwd.value; var cnt=0,cnt2=1,cnt3=1; var temp=""; for(i=0;i < p_pass.length;i++){ temp_pass1 = p_pass.charAt(i); next_pass = (parseInt(temp_pass1.charCodeAt(0)))+1; temp_p = p_pass.charAt(i+1); temp_pass2 = (parseInt(temp_p.charCodeAt(0))); if (temp_pass2 == next_pass) cnt2 = cnt2 + 1; else cnt2 = 1; if (temp_pass1 == temp_p) cnt3 = cnt3 + 1; else cnt3 = 1; if (cnt2 > 3) break; if (cnt3 > 3) break; } if (cnt2 > 3){ pwd.value =""; pwd.focus(); return false; } return pwd; } function validateEnglish(form){ var bValid = true; var focusField = null; var i = 0; var fields = new Array(); oEnglish = new english(); for (x in oEnglish) { var field = form[oEnglish[x][0]]; if (field.type == 'text' || field.type == 'textarea') { if (trim(field.value).length==0 || !checkEnglish(field.value)) { if (i == 0) { focusField = field; } fields[i++] = oEnglish[x][1]; bValid = false; } } } if (fields.length > 0) { focusField.focus(); alert(fields.join('\n')); } return bValid; } function checkEnglish(EnglishStr){ for(var i=0;i 0) { focusField.focus(); alert(fields.join('\n')); } return bValid; } function checkPassword2(pwd) { var str = pwd.value; for (var i=0; i < str .length; i++) { ch_char = str .charAt(i); ch = ch_char.charCodeAt(); if( (ch >= 33 && ch <= 47) || (ch >= 58 && ch <= 64) || (ch >= 91 && ch <= 96) || (ch >= 123 && ch <= 126) ) { return false; } } return pwd; } function validatePassword1(form) { var bValid = true; var focusField = null; var i = 0; var fields = new Array(); oPassword = new password1(); for (x in oPassword) { var field = form[oPassword[x][0]]; if (field.type == 'password') { if (trim(field.value).length==0 || !checkPassword1(field)) { if (i == 0) { focusField = field; } fields[i++] = oPassword[x][1]; bValid = false; } } } if (fields.length > 0) { focusField.focus(); alert(fields.join('\n')); } return bValid; } function checkPassword1(pwd) { p_pass = pwd.value; if (pwd.value.length < 8 || pwd.value.length > 20 ){ pwd.value =""; pwd.focus(); return false; } return pwd; } function validateEmail(form) { var bValid = true; var focusField = null; var i = 0; var fields = new Array(); oEmail = new email(); for (x in oEmail) { if ((form[oEmail[x][0]].type == 'text' || form[oEmail[x][0]].type == 'textarea') && (form[oEmail[x][0]].value.length > 0)) { if (!checkEmail(form[oEmail[x][0]].value)) { if (i == 0) { focusField = form[oEmail[x][0]]; } fields[i++] = oEmail[x][1]; bValid = false; } } } if (fields.length > 0) { focusField.focus(); alert(fields.join('\n')); } return bValid; } /** * Reference: Sandeep V. Tamhankar (stamhankar@hotmail.com), * http://javascript.internet.com */ function checkEmail(emailStr) { if (emailStr.length == 0) { return true; } var emailPat=/^(.+)@(.+)$/; var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]"; var validChars="\[^\\s" + specialChars + "\]"; var quotedUser="(\"[^\"]*\")"; var ipDomainPat=/^(\d{1,3})[.](\d{1,3})[.](\d{1,3})[.](\d{1,3})$/; var atom=validChars + '+'; var word="(" + atom + "|" + quotedUser + ")"; var userPat=new RegExp("^" + word + "(\\." + word + ")*$"); var domainPat=new RegExp("^" + atom + "(\\." + atom + ")*$"); var matchArray=emailStr.match(emailPat); if (matchArray == null) { return false; } var user=matchArray[1]; var domain=matchArray[2]; if (user.match(userPat) == null) { return false; } var IPArray = domain.match(ipDomainPat); if (IPArray != null) { for (var i = 1; i <= 4; i++) { if (IPArray[i] > 255) { return false; } } return true; } var domainArray=domain.match(domainPat); if (domainArray == null) { return false; } var atomPat=new RegExp(atom,"g"); var domArr=domain.match(atomPat); var len=domArr.length; if ((domArr[domArr.length-1].length < 2) || (domArr[domArr.length-1].length > 3)) { return false; } if (len < 2) { return false; } return true; } function validateMask(form) { var isValid = true; var focusField = null; var i = 0; var fields = new Array(); oMasked = new mask(); for (x in oMasked) { var field = form[oMasked[x][0]]; if ((field.type == 'text' || field.type == 'textarea') && (field.value.length > 0)) { if (!matchPattern(field.value, oMasked[x][2]("mask"))) { if (i == 0) { focusField = field; } fields[i++] = oMasked[x][1]; isValid = false; } } } if (fields.length > 0) { focusField.focus(); alert(fields.join('\n')); } return isValid; } function matchPattern(value, mask) { return mask.exec(value); } function validateIntRange(form) { var isValid = true; var focusField = null; var i = 0; var fields = new Array(); oRange = new intRange(); for (x in oRange) { var field = form[oRange[x][0]]; if ((field.type == 'text' || field.type == 'textarea') && (field.value.length > 0)) { var iMin = parseInt(oRange[x][2]("min")); var iMax = parseInt(oRange[x][2]("max")); var iValue = parseInt(field.value); if (!(iValue >= iMin && iValue <= iMax)) { if (i == 0) { focusField = field; } fields[i++] = oRange[x][1]; isValid = false; } } } if (fields.length > 0) { focusField.focus(); alert(fields.join('\n')); } return isValid; } function validateMaxLength(form) { var isValid = true; var focusField = null; var i = 0; var fields = new Array(); oMaxLength = new maxlength(); for (x in oMaxLength) { var field = form[oMaxLength[x][0]]; if (field.type == 'text' || field.type == 'textarea') { var iMax = parseInt(oMaxLength[x][2]("maxlength")); if (field.value.length > iMax) { if (i == 0) { focusField = field; } fields[i++] = oMaxLength[x][1]; isValid = false; } } } if (fields.length > 0) { focusField.focus(); alert(fields.join('\n')); } return isValid; } function validateFloatRange(form) { var isValid = true; var focusField = null; var i = 0; var fields = new Array(); oRange = new floatRange(); for (x in oRange) { var field = form[oRange[x][0]]; if ((field.type == 'text' || field.type == 'textarea') && (field.value.length > 0)) { var fMin = parseFloat(oRange[x][2]("min")); var fMax = parseFloat(oRange[x][2]("max")); var fValue = parseFloat(field.value); if (!(fValue >= fMin && fValue <= fMax)) { if (i == 0) { focusField = field; } fields[i++] = oRange[x][1]; isValid = false; } } } if (fields.length > 0) { focusField.focus(); alert(fields.join('\n')); } return isValid; } function validateByte(form) { var bValid = true; var focusField = null; var i = 0; var fields = new Array(); oByte = new ByteValidations(); for (x in oByte) { var field = form[oByte[x][0]]; if (field.type == 'text' || field.type == 'textarea' || field.type == 'select-one' || field.type == 'radio') { var value = ''; // get field's value if (field.type == "select-one") { var si = field.selectedIndex; if (si >= 0) { value = field.options[si].value; } } else { value = field.value; } if (value.length > 0) { if (!isAllDigits(value)) { bValid = false; if (i == 0) { focusField = field; } fields[i++] = oByte[x][1]; } else { var iValue = parseInt(value); if (isNaN(iValue) || !(iValue >= -128 && iValue <= 127)) { if (i == 0) { focusField = field; } fields[i++] = oByte[x][1]; bValid = false; } } } } } if (fields.length > 0) { focusField.focus(); alert(fields.join('\n')); } return bValid; } function validateKorean(form){ var bValid = true; var focusField = null; var i = 0; var fields = new Array(); oKorean = new korean(); for (x in oKorean) { var field = form[oKorean[x][0]]; if (field.type == 'text' || field.type == 'textarea') { if (trim(field.value).length==0 || !checkKorean(field.value)) { if (i == 0) { focusField = field; } fields[i++] = oKorean[x][1]; bValid = false; } } } if (fields.length > 0) { focusField.focus(); alert(fields.join('\n')); } return bValid; } function checkKorean(koreanStr){ for(var i=0;i= 0) { value = field.options[si].value; } } else { value = field.value; } if (value.length > 0) { if (!isAllDigits(value)) { bValid = false; if (i == 0) { focusField = field; } fields[i++] = oShort[x][1]; } else { var iValue = parseInt(value); if (isNaN(iValue) || !(iValue >= -32768 && iValue <= 32767)) { if (i == 0) { focusField = field; } fields[i++] = oShort[x][1]; bValid = false; } } } } } if (fields.length > 0) { focusField.focus(); alert(fields.join('\n')); } return bValid; } function validateCreditCard(form) { var bValid = true; var focusField = null; var i = 0; var fields = new Array(); oCreditCard = new creditCard(); for (x in oCreditCard) { if ((form[oCreditCard[x][0]].type == 'text' || form[oCreditCard[x][0]].type == 'textarea') && (form[oCreditCard[x][0]].value.length > 0)) { if (!luhnCheck(form[oCreditCard[x][0]].value)) { if (i == 0) { focusField = form[oCreditCard[x][0]]; } fields[i++] = oCreditCard[x][1]; bValid = false; } } } if (fields.length > 0) { focusField.focus(); alert(fields.join('\n')); } return bValid; } /** * Reference: http://www.ling.nwu.edu/~sburke/pub/luhn_lib.pl */ function luhnCheck(cardNumber) { if (isLuhnNum(cardNumber)) { var no_digit = cardNumber.length; var oddoeven = no_digit & 1; var sum = 0; for (var count = 0; count < no_digit; count++) { var digit = parseInt(cardNumber.charAt(count)); if (!((count & 1) ^ oddoeven)) { digit *= 2; if (digit > 9) digit -= 9; }; sum += digit; }; if (sum == 0) return false; if (sum % 10 == 0) return true; }; return false; } function isLuhnNum(argvalue) { argvalue = argvalue.toString(); if (argvalue.length == 0) { return false; } for (var n = 0; n < argvalue.length; n++) { if ((argvalue.substring(n, n+1) < "0") || (argvalue.substring(n,n+1) > "9")) { return false; } } return true; }