//VALIDATE ANY FORM FIELD BY FIELD //**NOTE**: This function requires a controlling "validateForm" function custom to the particular form // (**EXAMPLE**) // function validateForm(formIndex) // { // isValid = new Boolean(true); // // isValid = validateField(formIndex, "frmCusFixId", "String", "Fixture Id", 0); // // isValid = validateField(formIndex, "frmMan", "String", "Manufacturer", 0); // // isValid = validateField(formIndex, "frmModel", "String", "Model", 0); // // isValid = validateField(formIndex, "frmAddress", "String", "Address", 0); // // if(isValid == true) // { // 7 document.forms[formIndex].submit(); // } // } //Argument Definitions // formindex (int): // Indicates index of form being validated in document object forms collection. // field (string) : // Indicates name of form field in the form object elements collection. // datatype (string): // Indicates type of data to verify, all form values are cast as strings, however this is where // one can restrict data types if neccessary // alias (string): // Indicates an English name for the field to use in the error message. // validationlevel (int): // Indicates level at which to validate data. // 0 = Only validate that data exists. // 1 = Validate data based on "datatype" // OPTIONAL //format(string): // Describes format of data, as of now only date is supported in the form of: // m = single month digit // d = single day digit // y = single day digit // "/" = a delimiter // "-" = a delimiter // "." = a delitmiter //TODO: // Only "text" and "submit-one" field types are supported, need to add remaining form-field types. // Only "Level 0" validation is supported now, need to add additional levels, including data masks. // function validateField(formindex, field, datatype, alias, validationlevel, minVal, maxVal) { switch(validationlevel) { case 0: switch(document.forms[formindex].elements[field].type) { case "text": if(document.forms[formindex].elements[field].value.length <= 0) { alert(alias + " cannot be blank!!"); return false; } else { return true; } break; case "select-one": if(document.forms[formindex].elements[field].options[document.forms[formindex].elements[field].selectedIndex].value.length <= 0 || document.forms[formindex].elements[field].options[document.forms[formindex].elements[field].selectedIndex].value == 'NULL') { alert("Please select a " + alias + "!!"); return false; } else { return true; } break; case "textarea": if(document.forms[formindex].elements[field].value.length <= 0) { alert(alias + " cannot be blank!!"); return false; } else { return true; } break; case "password": if(document.forms[formindex].elements[field].value.length <= 0) { alert(alias + " cannot be blank!!"); return false; } else { return true; } break; case "radio": alert(CAUGHT); if(document.forms[formindex].elements[field].value.length <= 0) { alert(alias + " cannot be blank!!"); return false; } else { return true; } break; default: break; } break; case 1: switch(datatype) { case "INT": fieldVal = document.forms[formindex].elements[field].value; NaN = false; for(x=0;x maxVal) { alert(alias + " must have a value between " + minVal + " and " + maxVal); return false; } } } else { if(NaN) { alert(alias + " must be a number"); } else { alert(alias + " must have a value"); } return false; } case "date": if(document.forms[formindex].elements[field].value == "") { // alert(document.forms[formindex].elements[field].value); return true; } var dateParts = document.forms[formindex].elements[field].value.split("/"); // alert(dateParts[0] + " - " + dateParts[1] + " - " + dateParts[2]); var test = new Date(parseInt(dateParts[2],10),parseInt(dateParts[0],10),parseInt(dateParts[1],10)); // alert(test.getMonth() + " - " + test.getDate() + " - " + test.getYear()); if (test.getMonth() && test.getYear() && test.getDate()) { // alert(document.forms[formindex].elements[field].value); return true; } else { alert(alias + " must be a valid date with the form 'mm/dd/yyyy'"); return false; } } //NOTE: format must be passed as an argument for this validation level - /* switch(datatype) { case "date": //Find delimiter - JVB 8/2/01 if(format.search('/')) { delimiter = "/"; } else if(format.search('-')) { delimiter = "-"; } else if(format.search('.')) { delimiter = "."; } //Split format string on delimiter - JVB 8/2/01 date = format.split(delimiter); //Find key character in each array element - JVB 8/2/01 if(date[0].search('m')) { key[0] = 'm'; } if(date[0].search('d')) { key[0] = 'd'; } if(date[0].search('y')) { key[0] = 'y'; } if(date[1].search('m')) { key[1] = 'm'; } if(date[1].search('d')) { key[1] = 'd'; } if(date[1].search('y')) { key[1] = 'y'; } if(date[0].search('m')) { key[0] = 'm'; } if(date[0].search('d')) { key[0] = 'd'; } if(date[0].search('y')) { key[0] = 'y'; } expression = "/" + date[0].replace("m","\d") + delimiter + date[1].replace("d","\d") + delimiter + "/"; //RegExp.test() break; default: alert("This datatype is not yet supported"); } */ break; default: break; } }