silverstripe-framework/forms/CurrencyField.php

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<?php
/**
* Currency field.
*
* @todo Add localization support, see http://open.silverstripe.com/ticket/2931
*
* @package forms
* @subpackage fields-formattedinput
*/
class CurrencyField extends TextField {
/**
* allows the value to be set. removes the first character
* if it is not a number (probably a currency symbol)
*/
function setValue($val) {
if(!$val) $val = 0.00;
$this->value = '$' . number_format((double)preg_replace('/[^0-9.\-]/', '', $val), 2);
}
/**
* Overwrite the datavalue before saving to the db ;-)
* return 0.00 if no value, or value is non-numeric
*/
function dataValue() {
if($this->value) {
return preg_replace('/[^0-9.\-]/','', $this->value);
}else{
return 0.00;
}
}
/**
* Create a new class for this field
*/
function performReadonlyTransformation() {
$field = new CurrencyField_Readonly($this->name, $this->title, $this->value);
$field -> addExtraClass($this->extraClass());
return $field;
/*
$this is-a object and cant be passed as_a string of the first parameter of formfield constructor.
return new CurrencyField_Readonly($this);
*/
}
/**
* @see http://regexlib.com/REDetails.aspx?regexp_id=126
*/
function jsValidation() {
$formID = $this->form->FormName();
$error = _t('CurrencyField.VALIDATIONJS', 'Please enter a valid currency.');
$jsFunc =<<<JS
Behaviour.register({
"#$formID": {
validateCurrency: function(fieldName) {
var el = _CURRENT_FORM.elements[fieldName];
if(!el || !el.value) return true;
var value = \$F(el);
if(value.length > 0 && !value.match(/^\s*(-?\\\$?|\\\$-?)?(\d{1,3}(\,\d{3})*|(\d+))(\.\d{2})?\s*\$/)) {
validationError(el,"$error","validation",false);
return false;
}
return true;
}
}
});
JS;
Requirements::customScript($jsFunc, 'func_validateCurrency_' .$formID);
return <<<JS
if(\$('$formID')) \$('$formID').validateCurrency('$this->name');
JS;
}
function validate($validator) {
if(!empty ($this->value) && !preg_match('/^\s*(\-?\$?|\$\-?)?(\d{1,3}(\,\d{3})*|(\d+))(\.\d{2})?\s*$/', $this->value)) {
$validator->validationError($this->name, _t('Form.VALIDCURRENCY', "Please enter a valid currency."), "validation", false);
return false;
}
return true;
}
}
/**
* Readonly version of a {@link CurrencyField}.
* @package forms
* @subpackage fields-formattedinput
*/
class CurrencyField_Readonly extends ReadonlyField{
/**
* overloaded to display the correctly formated value for this datatype
*/
function Field() {
if($this->value){
$val = $this->dontEscape ? $this->value : Convert::raw2xml($this->value);
$val = _t('CurrencyField.CURRENCYSYMBOL', '$') . number_format(preg_replace('/[^0-9.]/',"",$val), 2);
}else {
$val = '<i>'._t('CurrencyField.CURRENCYSYMBOL', '$').'0.00</i>';
}
$valforInput = $this->value ? Convert::raw2att($val) : "";
return "<span class=\"readonly ".$this->extraClass()."\" id=\"" . $this->id() . "\">$val</span><input type=\"hidden\" name=\"".$this->name."\" value=\"".$valforInput."\" />";
}
/**
* This already is a readonly field.
*/
function performReadonlyTransformation() {
return clone $this;
}
}
/**
* Readonly version of a {@link CurrencyField}.
* @package forms
* @subpackage fields-formattedinput
*/
class CurrencyField_Disabled extends CurrencyField{
protected $disabled = true;
/**
* overloaded to display the correctly formated value for this datatype
*/
function Field() {
if($this->value){
$val = $this->dontEscape ? $this->value : Convert::raw2xml($this->value);
$val = _t('CurrencyField.CURRENCYSYMBOL', '$') . number_format(preg_replace('/[^0-9.]/',"",$val), 2);
}else {
$val = '<i>'._t('CurrencyField.CURRENCYSYMBOL', '$').'0.00</i>';
}
$valforInput = $this->value ? Convert::raw2att($val) : "";
return "<input class=\"text\" type=\"text\" disabled=\"disabled\" name=\"".$this->name."\" value=\"".$valforInput."\" />";
}
}
?>