silverstripe-framework/forms/CurrencyField.php
2014-08-19 09:17:15 +12:00

114 lines
3.2 KiB
PHP

<?php
/**
* Renders a text field, validating its input as a currency.
* Limited to US-centric formats, including a hardcoded currency
* symbol and decimal separators.
* See {@link MoneyField} for a more flexible implementation.
*
* @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)
*/
public function setValue($val) {
if(!$val) $val = 0.00;
$this->value = '$' . number_format((double)preg_replace('/[^0-9.\-]/', '', $val), 2);
return $this;
}
/**
* Overwrite the datavalue before saving to the db ;-)
* return 0.00 if no value, or value is non-numeric
*/
public function dataValue() {
if($this->value) {
return preg_replace('/[^0-9.\-]/','', $this->value);
}else{
return 0.00;
}
}
public function Type() {
return 'currency text';
}
/**
* Create a new class for this field
*/
public function performReadonlyTransformation() {
return $this->castedCopy('CurrencyField_Readonly');
}
public function validate($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
*/
public function Field($properties = array()) {
if($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.
*/
public function performReadonlyTransformation() {
return clone $this;
}
}
/**
* Readonly version of a {@link CurrencyField}.
* @package forms
* @subpackage fields-formattedinput
*/
class CurrencyField_Disabled extends CurrencyField{
protected $disabled = true;
/**
* overloaded to display the correctly formated value for this datatype
*/
public function Field($properties = array()) {
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."\" />";
}
}