silverstripe-framework/forms/NumericField.php
2014-11-17 08:17:38 +13:00

61 lines
1.2 KiB
PHP

<?php
/**
* Text input field with validation for numeric values. Supports validating
* the numeric value as to the {@link i18n::get_locale()} value.
*
* @package forms
* @subpackage fields-formattedinput
*/
class NumericField extends TextField {
public function Type() {
return 'numeric text';
}
public function getAttributes() {
return array_merge(parent::getAttributes(), array(
'type' => 'number',
'step' => 'any' // allows entering float/decimal numbers like "1.2" instead of just integers
));
}
/**
* Validate this field
*
* @param Validator $validator
* @return bool
*/
public function validate(Validator $validator) {
if(!$this->value) {
return true;
}
require_once THIRDPARTY_PATH."/Zend/Locale/Format.php";
$valid = Zend_Locale_Format::isNumber(
trim($this->value),
array('locale' => i18n::get_locale())
);
if(!$valid) {
$validator->validationError(
$this->name,
_t(
'NumericField.VALIDATION', "'{value}' is not a number, only numbers can be accepted for this field",
array('value' => $this->value)
),
"validation"
);
return false;
}
return true;
}
public function dataValue() {
return (is_numeric($this->value)) ? $this->value : 0;
}
}