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<?php |
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/** |
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* This file is part of slick/di |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Slick\Di\Definition\Object; |
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use Slick\Di\ContainerAwareMethods; |
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/** |
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* Object definition Resolver |
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* |
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* @package Slick\Di\Definition\Object |
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* @author Filipe Silva <[email protected]> |
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*/ |
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class Resolver implements ResolverInterface |
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{ |
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/** |
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* @var DefinitionData |
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*/ |
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protected $data; |
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/** |
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* @var object |
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*/ |
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protected $object; |
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/** |
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* @var \ReflectionClass |
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*/ |
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protected $reflection; |
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/** |
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* Used to implement the ContainerAwareInterface |
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*/ |
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use ContainerAwareMethods; |
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/** |
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* Resolves the provided data into and object |
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* |
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* @param DefinitionData $data |
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* |
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* @return object |
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* |
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* @throws \Psr\Container\Exception\ContainerException |
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* @throws \Psr\Container\Exception\NotFoundException |
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*/ |
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public function resolve(DefinitionData $data) |
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{ |
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$this->data = $data; |
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$this->object = $this->createObject(); |
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foreach ($data->calls() as $call) { |
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$this->apply($call); |
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} |
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return $this->object; |
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} |
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/** |
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* Creates the object |
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* |
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* @return object |
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* |
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* @throws \Psr\Container\Exception\ContainerException |
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* @throws \Psr\Container\Exception\NotFoundException |
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*/ |
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public function createObject() |
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{ |
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$reflection = new \ReflectionClass($this->data->className()); |
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return $reflection->hasMethod('__construct') |
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? $reflection->newInstanceArgs( |
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$this->filterArguments($this->data->arguments()) |
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) |
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: $reflection->newInstance(); |
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} |
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/** |
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* Invoke a method with optional arguments on current object |
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* |
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* @param array $call |
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* |
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* @return Resolver |
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* |
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* @throws \Psr\Container\Exception\ContainerException |
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* @throws \Psr\Container\Exception\NotFoundException |
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*/ |
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protected function apply($call) |
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{ |
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if ($call['type'] !== DefinitionData::METHOD) { |
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return $this->setProperty($call); |
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} |
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$this->getReflection() |
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->getMethod($call['name']) |
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->invokeArgs( |
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$this->object, |
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$this->filterArguments($call['arguments']) |
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) |
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; |
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return $this; |
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} |
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/** |
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* Assign the call value to a property |
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* |
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* @param array $data |
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* |
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* @return Resolver |
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* |
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* @throws \Psr\Container\Exception\ContainerException |
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* @throws \Psr\Container\Exception\NotFoundException |
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*/ |
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protected function setProperty($data) |
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{ |
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$this->getReflection() |
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->getProperty($data['name']) |
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->setValue( |
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$this->object, |
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$this->filterValue($data['arguments']) |
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) |
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; |
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return $this; |
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} |
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/** |
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* Filters all the arguments for aliases |
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* |
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* If an argument is prefixed with an '@' its value will be retrieved |
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* from the container. |
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* |
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* @param array $data |
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* |
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* @return array |
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* |
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* @throws \Psr\Container\Exception\ContainerException |
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* @throws \Psr\Container\Exception\NotFoundException |
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*/ |
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protected function filterArguments(array $data) |
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{ |
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$values = []; |
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foreach ($data as $argument) { |
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array_push($values, $this->filterValue($argument)); |
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} |
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return $values; |
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} |
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/** |
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* Filters the value for aliases cases |
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* |
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* If the value is a string with an '@' prefix the it should try to get |
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* value from the container |
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* |
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* @param string $value |
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* |
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* @return mixed |
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* |
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* @throws \Psr\Container\Exception\ContainerException |
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* @throws \Psr\Container\Exception\NotFoundException |
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*/ |
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protected function filterValue($value) |
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{ |
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if (is_string($value) && strpos($value, '@') !== false) { |
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$key = substr($value, 1); |
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return $this->getContainer()->get($key); |
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} |
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return $value; |
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} |
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/** |
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* Get object reflection class |
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* |
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* @return \ReflectionClass |
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*/ |
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protected function getReflection() |
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{ |
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if (!$this->reflection) { |
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$this->reflection = new \ReflectionClass($this->object); |
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} |
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return $this->reflection; |
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} |
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} |
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slickframework /
di
