--- /dev/null
+/*
+File Info: utility.js - JavaScript library
+
+Author: Drew S. Dupont
+
+Date: 2/26/2003 - 8/12/2004 (or present day)
+
+Description: Utility functions in JavaScript
+ Drew S. Dupont <dsdupont@alumni.indiana.edu>
+*/
+// Show/Hide HTML Span
+function showHideHTML(id, content) {
+ // Browser variables
+ var ie45, ns6, ns4, dom = false;
+
+ // Basic browser parse
+ if (navigator.appName == "Microsoft Internet Explorer") {
+ ie45 = parseInt(navigator.appVersion) >= 4;
+ } else if (navigator.appName == "Netscape") {
+ ns6 = parseInt(navigator.appVersion) >= 5;
+ ns4 = parseInt(navigator.appVersion) < 5;
+ }
+ dom = ie45 || ns6;
+
+ // Return if using an old Netscape browser
+ if(ns4) return;
+
+ // Check for type of call supported
+ el = document.all ? document.all[id] : dom ? document.getElementById(id) : document.layers[id];
+
+ // Check if content to be "switched" is ""
+ if (content == "") {
+ // Return old content and replace with ""
+ content = el.innerHTML;
+ el.innerHTML = "";
+ } else {
+ // Replace current content with new content and return ""
+ el.innerHTML = content;
+ content = "";
+ }
+
+ // Return content (either old or "")
+ return content;
+}
+
+// Check for special chars
+function checkForSpecialChars(field, alphaStart, specialCheckChars) {
+ // Local vars
+ var alphaStartChars = /^[a-zA-Z]/;
+ var noSpecialChars = /([^a-zA-Z0-9 _,?!':;\r\t\n\/\\\-\.#@]+)/;
+
+ // Check if should start with an alpha char
+ if (alphaStart) {
+ // Make sure starts with a alpha char
+ if (alphaStartChars.test(field.value)) {
+ // Check for special chars
+ if (noSpecialChars.test(field.value)) {
+ // Return true
+ return true;
+ } else {
+ // Check for specialCheckChars
+ if (specialCheckChars && (specialCheckChars.test(field.value))) {
+ // Return true
+ return true;
+ } else {
+ // Return false
+ return false;
+ }
+ }
+ } else {
+ // Return true
+ return true;
+ }
+ } else {
+ // Check if contains any special chars
+ if (noSpecialChars.test(field.value)) {
+ // Return true
+ return true;
+ } else {
+ // Check for specialCheckChars
+ if (specialCheckChars && (specialCheckChars.test(field.value))) {
+ // Return true
+ return true;
+ } else {
+ // Return false
+ return false;
+ }
+ }
+ }
+} // End checkForSpecialChars
+
+// Launch help
+function launchHelp(helpSrc) {
+ helpWindow = window.open(helpSrc, "helpWindow", "resizable=yes,menubar=no,statusbar=no,titlebar=no,scrollbars=yes,width=400,height=400")
+ helpWindow.moveTo(25, 25);
+ helpWindow.focus();
+}
+
+// Image On
+function imageOn(imageName) {
+ document[imageName].src = eval(imageName + "_over.src");
+}
+
+// Image Off
+function imageOff(imageName) {
+ document[imageName].src = eval(imageName + ".src");
+}
+
+// Image Down
+function imageDown(imageName) {
+ document[imageName].src = eval(imageName + "_down.src");
+}
+
+// Image button On
+function imageButtonOn(item, imageName) {
+ item.src = eval(imageName + "_over.src");
+}
+
+// Image button Off
+function imageButtonOff(item, imageName) {
+ item.src = eval(imageName + ".src");
+}
+
+// Image button Down
+function imageButtonDown(item, imageName) {
+ item.src = eval(imageName + "_down.src");
+}
+
+// changeStatus
+function changeStatus(message) {
+ // Set window status
+ window.status = message;
+
+ // Return true
+ return true;
+} // End changeStatus
+
+// isNumeric function
+function isNumeric(num) {
+ // Boolean var
+ var bolValidNum = true;
+ var digits = "1234567890";
+ var len = num.length;
+
+ // Loop over num
+ for (i = 0; i < len; ++i) {
+ numSub = num.substring(i, i + 1);
+
+ // Test for numeric match
+ if (digits.indexOf(numSub) == -1) {
+ bolValidNum = false;
+ }
+ }
+
+ // Return boolean var
+ return bolValidNum;
+} // End isNumeric
+
+// Check for numeric and display nice error
+function checkNumeric(field, message) {
+ // Is it valid
+ if (!isNumeric(field.value)) {
+ alert(message);
+ field.focus();
+ }
+} // End checkNumeric
+
+// Function getInt which return numeric value of passed in string
+function getInt(str, i, minlength, maxlength) {
+ for (x = maxlength; x >= minlength; --x) {
+ var token = str.substring(i, i + x);
+
+ // Check for numeric
+ if (isNumeric(token)) {
+ return token;
+ }
+ }
+
+ // Return null
+ return null;
+}
+
+// Function dateCheck, requires global err variable for passing error messages
+// and requires the isNumeric function
+function dateCheck(date, humanname, dateFormat) {
+ // Date validation
+ var date_s = date;
+
+ // If no dateFormat, then set one
+ if (dateFormat == null) {
+ format = "mm/dd/yyyy";
+ } else {
+ format = dateFormat;
+ }
+
+ var date_err = 0; // Possible values are 0, 1
+ var date_year_err = 0; // Possible values are 0, 1
+ var date_month_err = 0; // Possible values are 1-12
+ var date_day_err = 0; // Possible values are 0, 1, 2, 3, 4
+ var i_date_s = 0;
+ var i_format = 0;
+ var err = "";
+ var c = "";
+ var token = "";
+ var token2 = "";
+ var x, y;
+ var year = 0;
+ var month = 0;
+ var date = 0;
+ var bYearProvided = false;
+ var MONTH_NAMES = new Array('January','February','March','April','May','June','July','August','September','October','November','December','Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct','Nov','Dec');
+
+ // Trim the leading spaces from the string
+ while (date_s.charAt(0) == ' ') {
+ date_s = date_s.slice(1);
+ }
+
+ while (i_format < format.length) {
+ // Get next token from format string
+ c = format.charAt(i_format);
+ token = "";
+
+ while ((format.charAt(i_format) == c) && (i_format < format.length)) {
+ token += format.charAt(i_format);
+ ++i_format;
+ }
+
+ // Extract contents of value based on format token
+ if ((token == "yyyy") || (token == "yy") || (token == "y")) {
+ if (token == "yyyy") { x = 4; y = 4; } // 4-digit year
+ if (token == "yy") { x = 2; y = 2; } // 2-digit year
+ if (token == "y") { x = 2; y = 4; } // 2-or-4-digit year
+
+ year = getInt(date_s, i_date_s, x, y);
+ bYearProvided = true;
+
+ if ((year == null) || (year.length != token.length)) {
+ date_year_err = 1;
+ }
+
+ i_date_s += year.length;
+ } else {
+ if (token == "mmm") { // Month name
+ month = 0;
+
+ for (var i = 0; i < MONTH_NAMES.length; ++i) {
+ var month_name = MONTH_NAMES[i];
+
+ if (date_s.substring(i_date_s, (i_date_s + month_name.length)).toLowerCase() == month_name.toLowerCase()) {
+ month = i + 1;
+
+ if (month > 12) {
+ month -= 12;
+ }
+
+ i_date_s += month_name.length;
+ break;
+ }
+ }
+
+ if ((month == 0) || (month < 1) || (month > 12)) {
+ date_month_err = 1;
+ }
+ } else {
+ if ((token == "mm") || (token == "m")) {
+ x = token.length; y = 2;
+ month = getInt(date_s, i_date_s, x, y);
+
+ if ((month == null) || (month < 1) || (month > 12)) {
+ date_month_err = 1;
+ }
+
+ i_date_s += month.length;
+ } else {
+ if (token=="dd" || token=="d") {
+ x = token.length; y = 2;
+ date = getInt(date_s, i_date_s, x, y);
+
+ if ((date == null) || (date < 1) || (date > 31)) {
+ date_day_err = 1;
+ }
+
+ i_date_s += date.length;
+ } else {
+ if (date_s.substring(i_date_s, (i_date_s + token.length)) != token) {
+ date_err = 1;
+ } else {
+ i_date_s += token.length;
+ }
+ }
+ }
+ }
+ }
+ }
+
+ // If there are any trailing characters left in the date_s, it doesn't match
+ if (i_date_s != date_s.length) {
+ date_err = 1;
+ }
+
+ // Is date valid for month?
+ if ((month == 4) || (month == 6) || (month == 9) || (month == 11)) {
+ if (date > 30) {
+ date_day_err = 2;
+ }
+ } else {
+ if (month == 2) {
+ // Check for leap year
+ if ((((year % 4) == 0) && ((year % 100) != 0)) || ((year % 400) == 0)) {
+ // Leap year
+ if (date > 29) {
+ date_day_err = 3
+ }
+ } else {
+ if (date > 28) {
+ date_day_err = 4;
+ }
+ }
+ } else {
+ if (date > 31) {
+ date_day_err = 1;
+ }
+ }
+ }
+
+ // Add to the error message, if needed
+ if (date_err != 0) {
+ err += "\n - The " + humanname + " must be a valid date in the format " + format + ".";
+ }
+
+ // Add to the error message, if needed
+ if (date_month_err != 0) {
+ err += "\n - The month must be between 1-12.";
+ }
+
+ // Add to the error message, if needed
+ if (date_year_err != 0) {
+ err += "\n - The " + humanname + " must have a valid year.";
+ }
+
+ // Add to the error message, if needed
+ if (date_day_err != 0) {
+ switch (date_day_err) {
+ case 1:
+ err += "\n - The month you entered in the " + humanname + " can only have between 1 and 31 days.";
+ break;
+ case 2:
+ err += "\n - The month you entered in the " + humanname + " can only have between 1 and 30 days.";
+ break;
+ case 3:
+ err += "\n - The month you entered in the " + humanname + " can only have between 1 and 29 days in a Leap Year.";
+ break;
+ default:
+ err += "\n - The month you entered in the " + humanname + " can only have between 1 and 28 days in a non-Leap Year.";
+ break;
+ }
+ }
+
+ return err;
+} // End dateCheck
+
+// Compares two MM/DD/YYY dates for less than (-1), equal to (0), or
+// greater than (1)
+function dateCompare(date1, date2) {
+ var localDate1 = new Date(date1.substring(6,10), date1.substring(0,2), date1.substring(3,5));
+ var localDate2 = new Date(date2.substring(6,10), date2.substring(0,2), date2.substring(3,5));
+
+ // Greater than
+ if (localDate1.getTime() > localDate2.getTime()) {
+ return 1;
+ } else {
+ // Less than
+ if (localDate1.getTime() < localDate2.getTime()) {
+ return -1;
+ } else {
+ // Equal
+ return 0;
+ }
+ }
+} // End dateCompare
+
+// All-purpose form validation script
+function checkForm(dataForm) {
+ var msg = "";
+ var stripBlanksStart = /^\s+/g;
+ var stripBlanksEnd = /\s+$/g;
+ var squeezeBlanks = /\s+/g;
+ var stripNonNumbers = /\D+/g;
+ var stripNotDollars = /[^0-9\.]/g;
+ var noSpaces = /\s+/g;
+ var allNumbers = /^\d+$/;
+ var zipCodeCheck = /^(\d{5})$|^(\d{5}-\d{4})$/;
+ var passwordNumbers = /\d{1,}/;
+ var passwordLetters = /\D{1,}/;
+ var emailPattern = /^[a-zA-Z0-9]([a-zA-Z0-9_\-\.]*)@([a-zA-Z0-9_\-\.]*)(\.[a-zA-Z]{2,3}(\.[a-zA-Z]{2}){0,2})$/i;
+ var replaceSeps = /[-,\.\/]/g;
+ var time24Format = /^(([0-1]?\d)|(2[0-3])):[0-5]\d(:([0-5]\d))?/;
+ var time12Format = /^(\d|0\d|1[0-2]):[0-5]\d(:[0-5]\d)?( (A|P)\.?M\.?)?/;
+ var ipNetworkAddress = /^((\d{1,2}|[1]\d{2}|2[0-4]\d|25[0-5])(\.(\d{1,2}|[1]\d{2}|2[0-4]\d|25[0-5])){3}){1}((\/(0\.0\.0\.0|128\.0\.0\.0|192\.0\.0\.0|224\.0\.0\.0|240\.0\.0\.0|248\.0\.0\.0|252\.0\.0\.0|254\.0\.0\.0|(255\.(0\.0\.0|128\.0\.0|192\.0\.0|224\.0\.0|240\.0\.0|248\.0\.0|252\.0\.0|254\.0\.0|(255\.(0\.0|128\.0|192\.0|224\.0|240\.0|248\.0|252\.0|254\.0|(255\.(0|128|192|224|240|248|252|254|255))))))))|(\/(\d|[1-2]\d|3[0-2]))){0,1}$/;
+ var ipNetworkPort = /^(\d{1,4}|[1-5]\d{4}|6[0-4]\d{3}|65[0-4]\d{2}|655[0-2]\d|6553[0-5]){1}((\:|\-)(\d{1,4}|[1-5]\d{4}|6[0-4]\d{3}|65[0-4]\d{2}|655[0-2]\d|6553[0-5])){0,1}$/;
+ var passwordLength = 6;
+ var error_fields = "";
+ var errors = "";
+
+ // Loop over form elements
+ for (var i = 0; i < dataForm.length; ++i) {
+ var element = dataForm.elements[i];
+
+ // Check for select box
+ if (element.selectbox) {
+ // Check for required
+ if (element.required) {
+ // Check for value
+ if (element.options[element.selectedIndex].value == "") {
+ error_fields += "\n - " + element.humanname + " requires a selection.";
+ }
+ }
+ continue;
+ }
+
+ // Strip the leading and trailing blanks
+ element.value = element.value.replace(stripBlanksStart, '');
+ element.value = element.value.replace(stripBlanksEnd, '');
+
+ // If it is required and is empty, alert
+ if (element.required && (!element.value.length)) {
+ error_fields += "\n - " + element.humanname + " is required.";
+ continue;
+ } else {
+ // If it isn't required and doesn't have any length, skip it
+ if ((! element.required) && (! element.value.length)) {
+ continue;
+ }
+ }
+
+ // Check for special characters
+ if (element.checkspecialchars) {
+ if (checkForSpecialChars(element, element.alphaStart, element.specialChars)) {
+ error_fields += "\n - " + element.humanname + " contains invalid characters.";
+ continue;
+ }
+ }
+
+ // Convert to uppercase if necessary
+ if (element.uppercase) {
+ element.value = element.value.toUpperCase();
+ }
+
+ // Convert to uppercase if necessary
+ if (element.lowercase) {
+ element.value = element.value.toLowerCase();
+ }
+
+ // UCFirst if necessary
+ if (element.ucfirst) {
+ // Squeeze the blanks
+ rs = element.value.replace(squeezeBlanks, ' ');
+ dsegs = rs.split(' ');
+ element.value = "";
+
+ // Loop over chars
+ for (j = 0; j < dsegs.length; ++j) {
+ if (dsegs[j].length > 1) {
+ fl = dsegs[j].substr(0, 1);
+ fl = fl.toUpperCase();
+ rn = dsegs[j].substr(1);
+ rn = rn.toLowerCase();
+ dsegs[j] = fl + rn;
+ }
+
+ // Check for first value
+ element.value = j ? element.value + ' ' + dsegs[j] : dsegs[j];
+ }
+ }
+
+ // Check for equality test
+ if (element.equalto) {
+ // Check for truevalue and use if found, otherwise use value
+ var elementValue1 = element.truevalue ? element.truevalue : element.value;
+ var elementValue2 = element.equaltovalue.truevalue ? element.equaltovalue.truevalue : element.equaltovalue.value;
+
+ // Check for value equality
+ if (elementValue1 != elementValue2) {
+ error_fields +="\n - " + element.humanname + " is not the same as " + element.equaltovalue.humanname;
+ continue;
+ }
+ }
+
+ // Check for less than
+ if (element.lessthan) {
+ // Check for truevalue and use if found, otherwise use value
+ var elementValue1 = element.truevalue ? element.truevalue : element.value;
+ var elementValue2 = element.lessthanvalue.truevalue ? element.lessthanvalue.truevalue : element.lessthanvalue.value;
+
+ // Check for values
+ if ((elementValue1 != '') && (elementValue2 != '')) {
+ // Check for value less than
+ if (elementValue1 >= elementValue2) {
+ error_fields +="\n - " + element.humanname + " must be less than " + element.lessthanvalue.humanname;
+ continue;
+ }
+ }
+ }
+
+ // Check for less than equalto
+ if (element.lessthanequalto) {
+ // Check for truevalue and use if found, otherwise use value
+ var elementValue1 = element.truevalue ? element.truevalue : element.value;
+ var elementValue2 = element.lessthanequaltovalue.truevalue ? element.lessthanequaltovalue.truevalue : element.lessthanequaltovalue.value;
+
+ // Check for values
+ if ((elementValue1 != '') && (elementValue2 != '')) {
+ // Check for value less than equalto
+ if (elementValue1 > elementValue2) {
+ error_fields +="\n - " + element.humanname + " must be less than or equal to " + element.lessthanequaltovalue.humanname;
+ continue;
+ }
+ }
+ }
+
+ // Check for greater than
+ if (element.greaterthan) {
+ // Check for truevalue and use if found, otherwise use value
+ var elementValue1 = element.truevalue ? element.truevalue : element.value;
+ var elementValue2 = element.greaterthanvalue.truevalue ? element.greaterthanvalue.truevalue : element.greaterthanvalue.value;
+
+ // Check for values
+ if ((elementValue1 != '') && (elementValue2 != '')) {
+ // Check for value greater than
+ if (elementValue1 <= elementValue2) {
+ error_fields +="\n - " + element.humanname + " must be greater than " + element.greaterthanvalue.humanname;
+ continue;
+ }
+ }
+ }
+
+ // Check for greater than equalto
+ if (element.greaterthanequalto) {
+ // Check for truevalue and use if found, otherwise use value
+ var elementValue1 = element.truevalue ? element.truevalue : element.value;
+ var elementValue2 = element.greaterthanequaltovalue.truevalue ? element.greaterthanequaltovalue.truevalue : element.greaterthanequaltovalue.value;
+
+ // Check for values
+ if ((elementValue1 != '') && (elementValue2 != '')) {
+ // Check for value greater than equalto
+ if (elementValue1 < elementValue2) {
+ error_fields +="\n - " + element.humanname + " must be greater than or equal to " + element.greaterthanequaltovalue.humanname;
+ continue;
+ }
+ }
+ }
+
+ // Check a price (sort of)
+ if (element.price) {
+ // Strip out currency stuff
+ element.value = element.value.replace(stripNotDollars, '');
+ continue;
+ }
+
+ // Check a telephone number
+ if (element.telephone) {
+ // Strip out parens and spaces
+ rs = element.value.replace(stripNonNumbers, '');
+
+ if (rs.length == 7) {
+ element.value = rs.substr(0, 3) + "-" + rs.substr(3, 4);
+ } else {
+ if (rs.length == 10) {
+ element.value = rs.substr(0, 3) + "-" + rs.substr(3, 3) + "-" + rs.substr(6, 4);
+ } else {
+ error_fields += "\n - " + element.humanname + " is an invalid telephone number.";
+ }
+ }
+ continue;
+ }
+
+ // Check a zip code
+ if (element.zipcode) {
+ if (!zipCodeCheck.test(element.value)) {
+ error_fields +="\n - " + element.humanname + " is an invalid zipcode.";
+ }
+ continue;
+ }
+
+ // Check a password (sort of)
+ if (element.password) {
+ if (element.value.length < passwordLength) {
+ error_fields += "\n - " + element.humanname + " is too short";
+ error_fields += "\n Minimum length is " + passwordLength + " characters.";
+ continue;
+ }
+
+ if (!passwordNumbers.test(element.value)) {
+ error_fields += "\n - " + element.humanname + " must contain at least one number.";
+ continue;
+ }
+
+ if (!passwordLetters.test(element.value)) {
+ error_fields += "\n - " + element.humanname + " must contain at least one letter.";
+ continue;
+ }
+ }
+
+ // Check for all numbers
+ if (element.numeric) {
+ if (!allNumbers.test(element.value)) {
+ error_fields += "\n - " + element.humanname + " is not numeric.";
+ }
+ continue;
+ }
+
+ // Check an email address for validity
+ if (element.email) {
+ element.value = element.value.replace(noSpaces, '');
+
+ if (!emailPattern.test(element.value)) {
+ error_fields += "\n - " + element.humanname + " is not a valid email address.";
+ }
+ continue;
+ }
+
+ // Check a date
+ if (element.date) {
+ error_fields += dateCheck(element.value, element.humanname, element.format);
+ continue;
+ }
+
+ // Check a time
+ if (element.time) {
+ // Check for 24 hour time
+ if (element.time24) {
+ // Check for valid
+ if (!time24Format.test(element.value)) {
+ error_fields += "\n - " + element.humanname + " is not a valid 24 hour time.";
+ }
+ } else {
+ // Check for valid
+ if (!time12Format.test(element.value)) {
+ error_fields += "\n - " + element.humanname + " is not a valid 12 hour time.";
+ }
+ }
+ continue;
+ }
+
+ // Check the lengths
+ if (element.minlen && (element.value.length < element.minlen)) {
+ error_fields += "\n - " + element.humanname + " is too short";
+ error_fields += "\n Minimum length is " + element.minlen + " characters.";
+ continue;
+ }
+
+ if (element.maxlen && (element.value.length > element.maxlen)) {
+ error_fields +="\n - " + element.humanname + " is too long";
+ error_fields +="\n Maximum length is " + element.maxlen + " characters.";
+ continue;
+ }
+
+ // Check for ip/network address
+ if (element.ipnetworkaddress) {
+ if (!ipNetworkAddress.test(element.value)) {
+ error_fields +="\n - " + element.humanname + " is not a valid ip/network address";
+ }
+ continue;
+ }
+
+ // Check for ip/network port
+ if (element.ipnetworkport) {
+ if (!ipNetworkPort.test(element.value)) {
+ error_fields +="\n - " + element.humanname + " is not a valid ip/network port";
+ } else {
+ var searchChar = "";
+ var portArray = "";
+
+ if (element.value.indexOf(":") > -1) {
+ searchChar = ":";
+ } else if (element.value.indexOf("-") > -1) {
+ searchChar = "-";
+ }
+
+ if (searchChar != '') {
+ portArray = element.value.split(searchChar);
+
+ if (portArray.length == 2) {
+ if (parseInt(portArray[0]) > parseInt(portArray[1])) {
+ error_fields +="\n - " + element.humanname + " can not have a start port greater than an end port";
+ }
+ }
+ }
+ }
+ continue;
+ }
+ }
+
+ // Check for any errors
+ if (error_fields == "") {
+ return true;
+ } else {
+ msg = "The following fields have errors:\n";
+ msg += error_fields;
+ alert(msg);
+ return false;
+ }
+}
+
+// Clear data
+function clearData(field, data) {
+ // Check if they equal
+ if (field.value == data) {
+ // Clear data
+ field.value = '';
+ }
+}
+
+// Set empty data
+function setEmptyData(field, data) {
+ // Check if they equal
+ if (! field.value.length) {
+ // Clear data
+ field.value = data;
+ }
+}
+
+// Trim whitespace from beginning and end
+function trim(data) {
+ var objRegExp = /^(\s*)$/;
+
+ // Check for all spaces
+ if (objRegExp.test(data)) {
+ data = data.replace(objRegExp, '');
+
+ if (data.length == 0)
+ return data;
+ }
+
+ // Check for leading & trailing spaces
+ objRegExp = /^(\s*)([\W\w]*)(\b\s*$)/;
+
+ if (objRegExp.test(data)) {
+ // Remove leading and trailing whitespace characters
+ data = data.replace(objRegExp, '$2');
+ }
+
+ return data;
+}
projects / people / teissler / ipfire-2.x.git / blobdiff