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<?php
namespace StoutLogic\AcfBuilder\Transform;
/**
* Transform applies to all leafs in array, at specific keys
* using array_walk_recursive
*/
abstract class RecursiveTransform extends Transform
{
* Define a list of array keys `transformValue` should apply to.
* @var array
protected $keys = [];
public function getKeys()
return $this->keys;
}
* Apply the `transformValue` function to all leafs at the defined keys.
* @param array $config
* @return array transformed config
public function transform($config)
array_walk_recursive($config, function(&$value, $key) {
if (in_array($key, $this->getKeys())) {
$value = $this->transformValue($value);
});
return $config;
* Impelment this in all discrete classes
* @param mixed $value input
* @return mixed output value
abstract public function transformValue($value);
StoutLogic /
acf-builder
