ReflectionContainer.php
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<?php declare(strict_types=1);
namespace WP_Rocket\Dependencies\League\Container;
use WP_Rocket\Dependencies\League\Container\Argument\{ArgumentResolverInterface, ArgumentResolverTrait};
use WP_Rocket\Dependencies\League\Container\Exception\NotFoundException;
use WP_Rocket\Dependencies\Psr\Container\ContainerInterface;
use ReflectionClass;
use ReflectionException;
use ReflectionFunction;
use ReflectionMethod;
class ReflectionContainer implements ArgumentResolverInterface, ContainerInterface
{
use ArgumentResolverTrait;
use ContainerAwareTrait;
/**
* @var boolean
*/
protected $cacheResolutions = false;
/**
* Cache of resolutions.
*
* @var array
*/
protected $cache = [];
/**
* {@inheritdoc}
*
* @throws ReflectionException
*/
public function get($id, array $args = [])
{
if ($this->cacheResolutions === true && array_key_exists($id, $this->cache)) {
return $this->cache[$id];
}
if (! $this->has($id)) {
throw new NotFoundException(
sprintf('Alias (%s) is not an existing class and therefore cannot be resolved', $id)
);
}
$reflector = new ReflectionClass($id);
$construct = $reflector->getConstructor();
if ($construct && !$construct->isPublic()) {
throw new NotFoundException(
sprintf('Alias (%s) has a non-public constructor and therefore cannot be instantiated', $id)
);
}
$resolution = $construct === null
? new $id
: $resolution = $reflector->newInstanceArgs($this->reflectArguments($construct, $args))
;
if ($this->cacheResolutions === true) {
$this->cache[$id] = $resolution;
}
return $resolution;
}
/**
* {@inheritdoc}
*/
public function has($id)
{
return class_exists($id);
}
/**
* Invoke a callable via the container.
*
* @param callable $callable
* @param array $args
*
* @return mixed
*
* @throws ReflectionException
*/
public function call(callable $callable, array $args = [])
{
if (is_string($callable) && strpos($callable, '::') !== false) {
$callable = explode('::', $callable);
}
if (is_array($callable)) {
if (is_string($callable[0])) {
$callable[0] = $this->getContainer()->get($callable[0]);
}
$reflection = new ReflectionMethod($callable[0], $callable[1]);
if ($reflection->isStatic()) {
$callable[0] = null;
}
return $reflection->invokeArgs($callable[0], $this->reflectArguments($reflection, $args));
}
if (is_object($callable)) {
$reflection = new ReflectionMethod($callable, '__invoke');
return $reflection->invokeArgs($callable, $this->reflectArguments($reflection, $args));
}
$reflection = new ReflectionFunction(\Closure::fromCallable($callable));
return $reflection->invokeArgs($this->reflectArguments($reflection, $args));
}
/**
* Whether the container should default to caching resolutions and returning
* the cache on following calls.
*
* @param boolean $option
*
* @return self
*/
public function cacheResolutions(bool $option = true) : ContainerInterface
{
$this->cacheResolutions = $option;
return $this;
}
}