Your IP : 216.73.216.170
/**
* @copyright Copyright (C) 2005 - 2014 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
/**
* Unobtrusive Form Validation library
*
* Inspired by: Chris Campbell <www.particletree.com>
*
* @package Joomla.Framework
* @subpackage Forms
* @since 1.5
*/
var JFormValidator = function($) {
var handlers, custom, inputEmail;
var setHandler = function(name, fn, en) {
en = (en === '') ? true : en;
handlers[name] = {
enabled : en,
exec : fn
};
};
var handleResponse = function(state, $el) {
// Find the label object for the given field if it exists
if (!$el.get(0).labelref) {
$('label').each(function() {
var $label = $(this);
if ($label.attr('for') === $el.attr('id')) {
$el.get(0).labelref = this;
}
});
}
var labelref = $el.get(0).labelref;
// Set the element and its label (if exists) invalid state
if (state === false) {
$el.addClass('invalid').attr('aria-invalid', 'true');
if (labelref) {
$(labelref).addClass('invalid').attr('aria-invalid', 'true');
}
} else {
$el.removeClass('invalid').attr('aria-invalid', 'false');
if (labelref) {
$(labelref).removeClass('invalid').attr('aria-invalid', 'false');
}
}
};
var validate = function(el) {
var $el = $(el);
// Ignore the element if its currently disabled, because are not submitted for the http-request. For those case return always true.
if ($el.attr('disabled')) {
handleResponse(true, $el);
return true;
}
// If the field is required make sure it has a value
if ($el.hasClass('required')) {
var tagName = $el.prop("tagName").toLowerCase(), i = 0, selector;
if (tagName === 'fieldset' && ($el.hasClass('radio') || $el.hasClass('checkboxes'))) {
while (true) {
selector = "#" + $el.attr('id') + i;
if ($(selector).get(0)) {
if ($(selector).is(':checked')) {
break;
}
} else {
handleResponse(false, $el);
return false;
}
i++;
}
//If element has class placeholder that means it is empty.
} else if (!$el.val() || $el.hasClass('placeholder') || ($el.attr('type') === 'checkbox' && !$el.is(':checked'))) {
handleResponse(false, $el);
return false;
}
}
// Only validate the field if the validate class is set
var handler = ($el.attr('class') && $el.attr('class').match(/validate-([a-zA-Z0-9\_\-]+)/)) ? $el.attr('class').match(/validate-([a-zA-Z0-9\_\-]+)/)[1] : "";
if (handler === '') {
handleResponse(true, $el);
return true;
}
// Check the additional validation types
if ((handler) && (handler !== 'none') && (handlers[handler]) && $el.val()) {
// Execute the validation handler and return result
if (handlers[handler].exec($el.val()) !== true) {
handleResponse(false, $el);
return false;
}
}
// Return validation state
handleResponse(true, $el);
return true;
};
var isValid = function(form) {
var valid = true, $form = $(form), i;
// Validate form fields
$form.find('input, textarea, select, button, fieldset').each(function(index, el){
if (validate(el) === false) {
valid = false;
}
});
// Run custom form validators if present
new Hash(custom).each(function(validator) {
if (validator.exec() !== true) {
valid = false;
}
});
if (!valid) {
var message, errors, error;
message = Joomla.JText._('JLIB_FORM_FIELD_INVALID');
errors = $("label.invalid");
error = {};
error.error = [];
for ( i = 0; i < errors.length; i++) {
var label = $(errors[i]).text();
if (label !== 'undefined') {
error.error[i] = message + label.replace("*", "");
}
}
Joomla.renderMessages(error);
}
return valid;
};
var attachToForm = function(form) {
// Iterate through the form object and attach the validate method to all input fields.
$(form).find('input,textarea,select,button').each(function() {
var $el = $(this), tagName = $el.prop("tagName").toLowerCase();
if ($el.attr('required') === 'required') {
$el.attr('aria-required', 'true');
}
if ((tagName === 'input' && $el.attr('type') === 'submit') || (tagName === 'button' && $el.attr('type') === undefined)) {
if ($el.hasClass('validate')) {
$el.on('click', function() {
return isValid(form);
});
}
} else {
$el.on('blur', function() {
return validate(this);
});
if ($el.hasClass('validate-email') && inputEmail) {
$el.get(0).type = 'email';
}
}
});
};
var initialize = function() {
handlers = {};
custom = {};
inputEmail = (function() {
var input = document.createElement("input");
input.setAttribute("type", "email");
return input.type !== "text";
})();
// Default handlers
setHandler('username', function(value) {
regex = new RegExp("[\<|\>|\"|\'|\%|\;|\(|\)|\&]", "i");
return !regex.test(value);
});
setHandler('password', function(value) {
regex = /^\S[\S ]{2,98}\S$/;
return regex.test(value);
});
setHandler('numeric', function(value) {
regex = /^(\d|-)?(\d|,)*\.?\d*$/;
return regex.test(value);
});
setHandler('email', function(value) {
regex = /^[a-zA-Z0-9.!#$%&’*+/=?^_`{|}~-]+@[a-zA-Z0-9-]+(?:\.[a-zA-Z0-9-]+)*$/;
return regex.test(value);
});
// Attach to forms with class 'form-validate'
$('form.form-validate').each(function() {
attachToForm(this);
});
};
return {
initialize : initialize,
isValid : isValid,
validate : validate
};
};
document.formvalidator = null;
window.addEvent('domready', function() {
document.formvalidator = new JFormValidator(jQuery.noConflict());
document.formvalidator.initialize();
});