Developer
<?php
namespace Illuminate\Validation;
use Illuminate\Support\Arr;
class NestedRules
{
/**
* The callback to execute.
*
* @var callable
*/
protected $callback;
/**
* Create a new nested rule instance.
*
* @param callable $callback
* @return void
*/
public function __construct(callable $callback)
{
$this->callback = $callback;
}
/**
* Compile the callback into an array of rules.
*
* @param string $attribute
* @param mixed $value
* @param mixed $data
* @return \stdClass
*/
public function compile($attribute, $value, $data = null)
{
$rules = call_user_func($this->callback, $value, $attribute, $data);
$parser = new ValidationRuleParser(
Arr::undot(Arr::wrap($data))
);
if (is_array($rules) && Arr::isAssoc($rules)) {
$nested = [];
foreach ($rules as $key => $rule) {
$nested[$attribute.'.'.$key] = $rule;
}
return $parser->explode($nested);
}
return $parser->explode([$attribute => $rules]);
}
}
Developer
To ensure a smooth integration process and optimal performance, follow these best practices: