78 lines
2.0 KiB
PHP
78 lines
2.0 KiB
PHP
<?php
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/**
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* Text field with Email Validation.
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* @package forms
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* @subpackage fields-formattedinput
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*/
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class EmailField extends TextField {
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function Type() {
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return 'email text';
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}
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function jsValidation() {
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$formID = $this->form->FormName();
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$error = _t('EmailField.VALIDATIONJS', 'Please enter an email address.');
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$jsFunc =<<<JS
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Behaviour.register({
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"#$formID": {
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validateEmailField: function(fieldName) {
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var el = _CURRENT_FORM.elements[fieldName];
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if(!el || !el.value) return true;
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if(el.value.match(/^[a-z0-9!#$%&'*+\/=?^_`{|}~-]+(?:\\.[a-z0-9!#$%&'*+\/=?^_`{|}~-]+)*@(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?$/i)) {
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return true;
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} else {
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validationError(el, "$error","validation");
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return false;
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}
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}
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}
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});
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JS;
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//fix for the problem with more than one form on a page.
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Requirements::customScript($jsFunc, 'func_validateEmailField' .'_' . $formID);
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//return "\$('$formID').validateEmailField('$this->name');";
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return <<<JS
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if(typeof fromAnOnBlur != 'undefined'){
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if(fromAnOnBlur.name == '$this->name')
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$('$formID').validateEmailField('$this->name');
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}else{
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$('$formID').validateEmailField('$this->name');
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}
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JS;
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}
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/**
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* Validates for RFC 2822 compliant email adresses.
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*
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* @see http://www.regular-expressions.info/email.html
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* @see http://www.ietf.org/rfc/rfc2822.txt
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*
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* @param Validator $validator
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* @return String
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*/
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function validate($validator){
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$this->value = trim($this->value);
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$pcrePattern = '^[a-z0-9!#$%&\'*+/=?^_`{|}~-]+(?:\\.[a-z0-9!#$%&\'*+/=?^_`{|}~-]+)*@(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?$';
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// PHP uses forward slash (/) to delimit start/end of pattern, so it must be escaped
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$pregSafePattern = str_replace('/', '\\/', $pcrePattern);
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if($this->value && !preg_match('/' . $pregSafePattern . '/i', $this->value)){
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$validator->validationError(
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$this->name,
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_t('EmailField.VALIDATION', "Please enter an email address."),
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"validation"
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);
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return false;
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} else{
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return true;
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}
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}
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}
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