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<?php
namespace Laminas\Config\Processor;
use Laminas\Config\Config;
use Laminas\Config\Exception;
use Laminas\Filter\FilterInterface as LaminasFilter;
class Filter implements ProcessorInterface
{
/** @var LaminasFilter */
protected $filter;
/**
* Filter all config values using the supplied Laminas\Filter
*/
public function __construct(LaminasFilter $filter)
{
$this->setFilter($filter);
}
/**
* @return self
*/
public function setFilter(LaminasFilter $filter)
{
$this->filter = $filter;
return $this;
}
/**
* @return LaminasFilter
*/
public function getFilter()
{
return $this->filter;
}
/**
* Process
*
* @return Config
* @throws Exception\InvalidArgumentException
*/
public function process(Config $config)
{
if ($config->isReadOnly()) {
throw new Exception\InvalidArgumentException('Cannot process config because it is read-only');
}
/**
* Walk through config and replace values
*/
foreach ($config as $key => $val) {
if ($val instanceof Config) {
$this->process($val);
} else {
$config->$key = $this->filter->filter($val);
}
}
return $config;
}
/**
* Process a single value
*
* @param mixed $value
* @return mixed
*/
public function processValue($value)
{
return $this->filter->filter($value);
}
}