<?php
interface MoneyFormatter
{
public function format($value, $decimals = 0, $decimalPoint = '.', $thousandsSeparator = ',');
}
class GDPMoneyFormatter implements MoneyFormatter
{
public function format($value, $decimals = 0, $decimalPoint = '.', $thousandsSeparator = ',')
{
return sprintf('$%s', number_format($number, $decimals, $decPoint, $thousandsSep));
}
}
class WeirdMoneyFormatter implements MoneyFormatter
{
public function format($value, $decimals = 0, $decimalPoint = '.', $thousandsSeparator = ',')
{
return sprintf('$%s', number_format($number, $decimals, $decPoint, $thousandsSep));
}
}
abstract class MoneyFormatterExtension
{
protected $formatter;
public function __construct(MoneyFormatter $formatter)
{
$this->formatter = $formatter;
}
public function getFilters()
{
return array(
new \Twig_SimpleFilter($this->getFilterName(), array($this->formatter, 'format')),
);
}
public function getName()
{
return sprintf('%s_money_formatter_extension', $this->getFilterName());
}
abstract protected function getFilterName();
}
class WeirdFormatterExtension extends MoneyFormatterExtension
{
public function __construct(WeirdMoneyFormatter $formatter)
{
parent::__construct($formatter);
}
protected function getFilterName()
{
return 'weird';
}
}
class GDPFormatterExtension extends MoneyFormatterExtension
{
public function __construct(GDPMoneyFormatter $formatter)
{
parent::__construct($formatter);
}
protected function getFilterName()
{
return 'gdp';
}
}
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44.52 ms | 402 KiB | 5 Q