/* * Form functions * Version 1.1 * Copyright (C) 2003-2004 Vladan Zajda * * Licensed under the terms of the GNU General Public License * (http://www.opensource.org/licenses/gpl-license.php) * * forms.js: Form functions * * Authors: * Vladan Zajda (vzajda [AT] centrum [DOT] cz) */ var element; var msg; var defaultLang = "cs"; var messages = { cs : { required : 'Pole "%s" je nutné vyplnit.', invalid : 'Pole "%s" je chybně vyplněno.', number : 'Je možné zadat číslice, případně znaménko a znak procenta.', integer : 'Je možné zadat číslice, případně znaménko.', real : 'Je možné zadat číslice, desetinnou tečku, případně znaménko.', percentual : 'Je možné zadat číslice, znak procenta, případně desetinnou tečku či znaménko.', minute : 'Je možné zadat pouze hodnoty od 0 do 59.', hour : 'Je možné zadat pouze hodnoty od 0 do 23.', day : 'Je možné zadat pouze hodnoty od 1 do 31.', month : 'Je možné zadat pouze hodnoty od 1 do 12.', year : 'Je možné zadat pouze hodnoty od 1 do 2100.', telfax : 'Formát telefonního čísla je min. 9 číslic.', psc : 'Formát PSČ je 5 číslic.', ico : 'Formát IČ je min. 5 číslic.', dic : 'Formát DIČ je XXNNNNN\nX - písmeno, N - číslice. Min. počet číslic je 5.', bank : 'Formát bankovního účtu je NN-NNNN\nN - číslice.', email : 'Chybně zadána emailová adresa.', url : 'Chybně zadána URL adresa.', range : 'Hodnota musí musí být', rangeFrom : ' min. od ', rangeTo : ' max. do ', element : 'Nedefinovaný prvek formuláře "%s" nebo "%s[]".' }, en : { required : 'Field "%s" is required.', invalid : 'Field "%s" is filled out wrong.', number : 'It is possible to enter digits, eventually a sign and a percent mark.', integer : 'It is possible to enter digits, eventually a sign.', real : 'It is possible to enter digits, decimal point, eventually a sign.', percentual : 'It is possible to enter digits, percent mark, eventually a decimal point or a sign.', minute : 'It is only possible to enter values from 0 to 59.', hour : 'It is only possible to enter values from 0 to 23.', day : 'It is only possible to enter values from 1 to 31.', month : 'It is only possible to enter values from 1 to 12.', year : 'It is only possible to enter values from 1 to 2100.', telfax : 'Phone number is minimally 9 digits long.', psc : 'Zip-code is minimally 5 digits long.', // ---- dodělat ---- ico : 'IČ is minimally 5 digits long.', dic : 'DIČ is XXNNNNN\nX - letter, N - number (minimally 5 digits long).', // ----------------- bank : 'Bank account number is NN-NNNN\nN - number.', email : 'Wrong email address.', url : 'Wrong URL address.', range : 'The value must be', rangeFrom : ' minimally from ', rangeTo : ' maximum to ', element : 'Undefined form element "%s" nebo "%s[]".' }, de : { required : 'Feld "%s" ist nötig zu ergänzen.', invalid : 'Field "%s" is filled out wrong.', number : 'It is possible to enter digits, eventually a sign and a percent mark.', integer : 'It is possible to enter digits, eventually a sign.', real : 'It is possible to enter digits, decimal point, eventually a sign.', percentual : 'It is possible to enter digits, percent mark, eventually a decimal point or a sign.', minute : 'It is only possible to enter values from 0 to 59.', hour : 'It is only possible to enter values from 0 to 23.', day : 'It is only possible to enter values from 1 to 31.', month : 'It is only possible to enter values from 1 to 12.', year : 'It is only possible to enter values from 1 to 2100.', telfax : 'Phone number is minimally 9 digits long.', psc : 'Zip-code is minimally 5 digits long.', // ---- dodělat ---- ico : 'IČ is minimally 5 digits long.', dic : 'DIČ is XXNNNNN\nX - letter, N - number (minimally 5 digits long).', // ----------------- bank : 'Bank account number is NN-NNNN\nN - number.', email : 'Wrong email address.', url : 'Wrong URL address.', range : 'The value must be', rangeFrom : ' minimally from ', rangeTo : ' maximum to ', element : 'Undefined form element "%s" nebo "%s[]".' }, ru : { required : 'Поле «%s» обязательно для заполнения.', invalid : 'Field "%s" is filled out wrong.', number : 'It is possible to enter digits, eventually a sign and a percent mark.', integer : 'It is possible to enter digits, eventually a sign.', real : 'It is possible to enter digits, decimal point, eventually a sign.', percentual : 'It is possible to enter digits, percent mark, eventually a decimal point or a sign.', minute : 'It is only possible to enter values from 0 to 59.', hour : 'It is only possible to enter values from 0 to 23.', day : 'It is only possible to enter values from 1 to 31.', month : 'It is only possible to enter values from 1 to 12.', year : 'It is only possible to enter values from 1 to 2100.', telfax : 'Phone number is minimally 9 digits long.', psc : 'Zip-code is minimally 5 digits long.', // ---- dodělat ---- ico : 'IČ is minimally 5 digits long.', dic : 'DIČ is XXNNNNN\nX - letter, N - number (minimally 5 digits long).', // ----------------- bank : 'Bank account number is NN-NNNN\nN - number.', email : 'Wrong email address.', url : 'Wrong URL address.', range : 'The value must be', rangeFrom : ' minimally from ', rangeTo : ' maximum to ', element : 'Undefined form element "%s" nebo "%s[]".' }, pl : { required : 'Pole "%s" należy wypełnić.', invalid : 'Field "%s" is filled out wrong.', number : 'It is possible to enter digits, eventually a sign and a percent mark.', integer : 'It is possible to enter digits, eventually a sign.', real : 'It is possible to enter digits, decimal point, eventually a sign.', percentual : 'It is possible to enter digits, percent mark, eventually a decimal point or a sign.', minute : 'It is only possible to enter values from 0 to 59.', hour : 'It is only possible to enter values from 0 to 23.', day : 'It is only possible to enter values from 1 to 31.', month : 'It is only possible to enter values from 1 to 12.', year : 'It is only possible to enter values from 1 to 2100.', telfax : 'Phone number is minimally 9 digits long.', psc : 'Zip-code is minimally 5 digits long.', // ---- dodělat ---- ico : 'IČ is minimally 5 digits long.', dic : 'DIČ is XXNNNNN\nX - letter, N - number (minimally 5 digits long).', // ----------------- bank : 'Bank account number is NN-NNNN\nN - number.', email : 'Wrong email address.', url : 'Wrong URL address.', range : 'The value must be', rangeFrom : ' minimally from ', rangeTo : ' maximum to ', element : 'Undefined form element "%s" nebo "%s[]".' } }; setLang(defaultLang); function setLang(lang) { msg = messages[lang]; } function msgBox(message, param1, param2, param3) { if (arguments.length < 1) { return false; } for (var i = 1; i < arguments.length; i++ ) { if (message.indexOf("%s") == -1 || !arguments[i] || arguments[i] == null) break; message = message.replace(/\%s/, arguments[i]); } alert(message); } /* * Checks if form is filed-out correctly */ function IsFormValid(form) { for (var name in JSData) { if (!JSData[name]['required']) continue; var valid = false; var obj = form.elements[name]; if (!obj) obj = form.elements[name + "[]"]; if (obj.tagName != null) var o = obj; else var o = obj[0]; switch (o.tagName.toUpperCase()) { case "INPUT" : switch (o.type.toLowerCase()) { case "text" : case "hidden" : if (o.value) { valid = true; break; } for (var i=0; i < obj.length; i++) { if (obj[i].value) { valid = true; break; } } break; case "checkbox" : case "radio" : if (obj.checked) { valid = true; break; } for (var i=0; i < obj.length; i++) { if (obj[i].checked) { valid = true; break; } } break; } break; case "SELECT" : valid = (o.selectedIndex != -1 && JSData[name]['value'][o.selectedIndex] != ''); break; case "TEXTAREA" : valid = (o.value != ''); break; } if (!valid) { var title = JSData[name]['title']; msgBox(msg.required, title); o.focus(); return false; } } return true; } /* * Checks if given element has correct value */ function IsElementValid(type, element) { if (element.value == "") return true; parent.element = element; // strip '[]' from name var name = element.name; if (name.indexOf("[") != -1) { name = name.substring(0, name.indexOf("[")); } // element title var title = JSData[name]['title']; var valid; switch (type) { case 'telfax': if (!(valid = IsTelFaxValid(element.value, title))) element.focus(); break; case 'email': if (!(valid = IsEmailValid(element.value, title))) element.focus(); break; case 'url': if (!(valid = IsURLValid(element.value, title))) element.focus(); break; case 'psc': if (!(valid = IsPSCValid(element.value, title))) element.focus(); break; case 'ico': if (!(valid = IsICOValid(element.value, title))) element.focus(); break; case 'dic': if (!(valid = IsDICValid(element.value, title))) element.focus(); break; case 'bank': if (!(valid = IsBankValid(element.value, title))) element.focus(); break; case 'number': if (!(valid = IsNumberValid(element.value, title))) element.focus(); break; case 'integer': if (!(valid = IsIntegerValid(element.value, title))) element.focus(); break; case 'real': if (!(valid = IsRealValid(element.value, title))) element.focus(); break; case 'percentual': if (!(valid = IsPercentualValid(element.value, title))) element.focus(); break; } return valid; } // number function IsNumberValid(value, title) { var valid = value.match(/^[\+\-]?\d+(\.\d+)?\%?$/i) != null; if (!valid) msgBox(msg.invalid + "\n" + msg.number, title); else valid = IsValueInRange(value, title); return valid; } // integer function IsIntegerValid(value, title) { var valid = value.match(/^[\+\-]?\d+$/i) != null; if (!valid) msgBox(msg.invalid + "\n" + msg.integer, title); else valid = IsValueInRange(value, title); return valid; } // real number function IsRealValid(value, title) { var valid = value.match(/^[\+\-]?\d+(\.\d+)?$/i) != null; if (!valid) msgBox(msg.invalid + "\n" + msg.real, title); else valid = IsValueInRange(value, title); return valid; } // percentual function IsPercentualValid(value, title) { var valid = value.match(/^[\+\-]?\d+(\.\d+)?\%$/i) != null; if (!valid) msgBox(msg.invalid + "\n" + msg.percentual, title); else valid = IsValueInRange(value, title); return valid; } // minute function IsMinuteValid(value, title) { var valid = (value.match(/^\d{1,2}$/i) != null); if (!valid) msgBox(msg.invalid + "\n" + msg.minute, title); else valid = IsValueInRange(value, title, 0, 59); return valid; } // hour function IsHourValid(value, title) { var valid = (value.match(/^\d{1,2}$/i) != null); if (!valid) msgBox(msg.invalid + "\n" + msg.hour, title); else valid = IsValueInRange(value, title, 0, 24); return valid; } // day function IsDayValid(value, title) { var valid = (value.match(/^\d{1,2}$/i) != null); if (!valid) msgBox(msg.invalid + "\n" + msg.day, title); else valid = IsValueInRange(value, title, 1, 31); return valid; } // month function IsMonthValid(value, title) { var valid = (value.match(/^\d{1,2}$/i) != null); if (!valid) msgBox(msg.invalid + "\n" + msg.month, title); else valid = IsValueInRange(value, title, 1, 12); return valid; } // year function IsYearValid(value, title) { var valid = (value.match(/^\d{1,4}$/i) != null); if (!valid) msgBox(msg.invalid + "\n" + msg.year, title); else valid = IsValueInRange(value, title, 1900, 2100); return valid; } /*****************************************************************************/ // phone/fax function IsTelFaxValid(value, title) { var valid = value.match(/^[\d\+\-\s\/\\]{9,}$/i) != null; if (!valid) msgBox(msg.invalid + "\n" + msg.telfax, title); return valid; } // postal code function IsPSCValid(value, title) { var valid = value.match(/^\d{3}\s?\d{2}$/i) != null; if (!valid) msgBox(msg.invalid + "\n" + msg.psc, title); return valid; } // identification number function IsICOValid(value, title) { var valid = value.match(/^\d{5,}$/i) != null; if (!valid) msgBox(msg.invalid + "\n" + msg.ico, title); return valid; } // tax identification number function IsDICValid(value, title) { var valid = value.match(/^[a-z]{2}\d{5,15}$/i) != null; if (!valid) msgBox(msg.invalid + "\n" + msg.dic, title); return valid; } // bank account number function IsBankValid(value, title) { var valid = value.match(/^[\d\-]{2,}\/\d{4}$/i) != null; if (!valid) msgBox(msg.invalid + "\n" + msg.bank, title); return valid; } // email address function IsEmailValid(value, title) { var valid = value.match(/^[\w-]+(\.[\w-]+)*@[\w-]+(\.[\w-]+)+$/i) != null; if (!valid) msgBox(msg.invalid + "\n" + msg.email, title); return valid; } // URL address function IsURLValid(value, title) { var valid = value.match(/^(http\:\/\/)?([w]{3}\.)?[\w-]+(\.[\w-]+)+(\/.*)?$/i) != null; if (!valid) msgBox(msg.invalid + "\n" + msg.url, title); return valid; } function IsValueInRange(value, title, min, max) { min = min == null ? JSData[element.name]['min'] : min; max = max == null ? JSData[element.name]['max'] : max; min = min == '' ? null : min; max = max == '' ? null : max; fMin = parseFloat(min); fMax = parseFloat(max); fValue = parseFloat(value); valid = (fValue >= fMin || min == null) && (fValue <= fMax || max == null); if (!valid) msgBox(msg.invalid + "\n" + msg.range + (min ? msg.rangeFrom + min : "") + (max ? msg.rangeTo + max : ""), title); return valid; } /* * Calculates simple formula(expression)(2nd parameter) via form values. * Calculated value is stored in element (1st parameter) * Element values and other atributes are stored in 'JSData' object. */ function Calculate(element, formula, substitute, precision) { // result element var result = document.getElementsByName(element); result = result[0]; // expression to solve var expr = formula; // looking for names of the elements var names = new Array(); if (substitute == 1 || substitute === '') names = formula.match(/[\^]?[a-zA-Z]\w*(\[\d+\])?/g); var obj = new Array(); for (var i=0; i < names.length; i++) { temp = names[i].match(/([\^])/); // attribute attr = temp != null ? temp[1] : null; name = names[i].match(/[a-zA-Z]\w*/); // name temp = names[i].match(/\[(\d+)\]/); index = temp != null ? temp[1] : null; // index obj = document.getElementsByName(name); // form element if (obj.length == 0) // if 'name' does not exist, looking for 'name[]' obj = document.getElementsByName(name + "[]"); // form element if (obj.length == 0) // undefined name msgBox(msg.element, name); o = obj[0]; // actual element val = undefined; // element value switch (o.tagName.toUpperCase()) { // type of element case "INPUT" : switch (o.type.toLowerCase()) { // type of 'input' case "text" : case "hidden" : val = o.value; break; case "checkbox" : if (index != null) { // checked 'checkbox'? if (attr == "^") { o = obj[index] ? obj[index] : null; val = parseInt(o && o.checked); } else val = JSData[name]["value"][index]; } break; case "radio" : if (index == null) { if (attr == "^") val = 0; for (var j=0; j < obj.length; j++) { o = obj[j]; if (o.checked) { // checked 'radio'? if (attr == "^") val = 1; else val = JSData[name]["value"][j]; break; } } } else { // checked 'radio'? if (attr == "^") val = parseInt(o.checked); else val = JSData[name]["value"][index]; } break; } break; case "SELECT" : if (index == null) { if (attr == "^") val = 0; if (o.selectedIndex != -1) { // selected option? if (attr == "^") val = 1; else val = JSData[name]["value"][o.selectedIndex]; } } else { // selected option? if (attr == "^") val = (o.selectedIndex == index) ? 1 : 0; else val = JSData[name]["value"][index]; } break; case "TEXTAREA" : val = o.value; break; } // mark wrong value as undefined val = (isNaN(val) || val === "") ? undefined : val; // element name replaced by value expr = expr.replace(names[i], val); } // result of expression var value = eval(expr); if (isNaN(value)) { result.value = 0; return; } switch (precision) { case "round": case "ceil": case "floor": value = eval("Math."+ precision + "(" + value + ");"); break; case "currency": var floor = Math.floor(value); var heller = value - floor; if (heller < 0.24) value = floor; else if (heller < 0.74) value = floor + 0.50; else value = Math.ceil(value); value = (value*100)/100; break; default: precison = parseInt(precision); if (precision != 0) value = Math.round(value*precision)/precision; break; } result.value = value; }