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<?php |
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/** |
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* Phossa Project |
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* |
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* PHP version 5.4 |
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* |
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* @category Library |
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* @package Phossa2\Di |
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* @copyright Copyright (c) 2016 phossa.com |
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* @license http://mit-license.org/ MIT License |
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* @link http://www.phossa.com/ |
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*/ |
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/*# declare(strict_types=1); */ |
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namespace Phossa2\Di\Factory; |
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use Phossa2\Di\Container; |
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use Phossa2\Di\Traits\FactoryTrait; |
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use Phossa2\Shared\Base\ObjectAbstract; |
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use Phossa2\Di\Interfaces\FactoryInterface; |
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/** |
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* Factory |
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* |
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* Wrapper of factorying methods for container |
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* |
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* @package Phossa2\Di |
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* @author Hong Zhang <[email protected]> |
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* @see FactoryInterface |
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* @version 2.0.0 |
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* @since 2.0.0 added |
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*/ |
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class Factory extends ObjectAbstract implements FactoryInterface |
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{ |
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use FactoryTrait; |
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/** |
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* @param Container $container |
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* @access public |
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*/ |
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public function __construct(Container $container) |
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{ |
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$this->master = $container; |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function createInstance(/*# string */ $rawId, array $arguments) |
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{ |
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// get resolved definition |
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$def = $this->getDefinition($rawId, $arguments); |
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// arguments |
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$args = isset($def['args']) ? $def['args'] : []; |
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if (is_string($def['class'])) { |
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$obj = $this->constructObject($def['class'], $args); |
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} else { |
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$obj = $this->executeCallable($def['class'], $args); |
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} |
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// execute after-creation methods |
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$this->afterCreation($obj, $def); |
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return $obj; |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function executeCallable($callable, array $arguments = []) |
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{ |
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// not callable |
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if (!is_callable($callable)) { |
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return $callable; |
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} |
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if (!empty($arguments)) { |
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$params = $this->getCallableParameters($callable); |
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$args = $this->matchArguments($params, $arguments); |
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return call_user_func_array($callable, $args); |
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} else { |
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return call_user_func($callable); |
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} |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function executeMethodBatch(array $methods, $object = null) |
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{ |
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foreach ($this->mergeMethods($methods) as $method) { |
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$this->executeMethod($method, $object); |
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} |
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} |
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/** |
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* if $object provided, build callable like [$object, $method] and execute it. |
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* |
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* method: |
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* |
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* - callable |
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* |
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* - array ['function', [ arguments...]] |
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* |
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* - array [callable, [ arguments ...]] |
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* |
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* - array ['method', [ arguments ...]] |
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* will be converted to [[$object, 'method'], [ ... ]] |
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* |
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* @param array|callable method |
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* @param object|null $object to construct callable |
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* @throws LogicException if something goes wrong |
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* @access protected |
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*/ |
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protected function executeMethod($method, $object = null) |
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{ |
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// is callable |
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if (is_callable($method)) { |
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return $this->executeCallable($method); |
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// is [ method, arguments ] |
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} elseif (isset($method[0])) { |
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return $this->executeCallable( |
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$this->getObjectMethod($object, $method[0]), // callable |
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isset($method[1]) ? $method[1] : [] // arguments |
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); |
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} |
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} |
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/** |
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* Things to do after an object created. |
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* |
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* @param object $object |
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* @param array $definition service definition for $object |
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* @access protected |
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*/ |
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protected function afterCreation($object, array $definition) |
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{ |
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// execute methods of THIS object |
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if (isset($definition['methods'])) { |
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$this->executeMethodBatch($definition['methods'], $object); |
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} |
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// execute common methods for all objects |
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if (!isset($definition['skip']) || !$definition['skip']) { |
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$this->executeCommonBatch($object); |
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} |
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} |
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/** |
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* Execute common methods defined in 'di.common' for all objects |
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* |
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* Methods are in the form of |
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* |
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* [ interfaceOrClassname, [methodOrCallable, ArgumentsArray]], |
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* [ testCallable($obj, $container), [methodOrCallable, ArgumentsArray], |
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* ... |
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* |
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* @param object $object |
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* @return $this |
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* @access protected |
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*/ |
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protected function executeCommonBatch($object) |
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{ |
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foreach ($this->getCommonMethods() as $method) { |
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$tester = $method[0]; |
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$runner = $method[1]; |
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if (call_user_func_array($tester, [$object, $this->master])) { |
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$this->executeMethod($runner, $object); |
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} |
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} |
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return $this; |
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} |
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/** |
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* Get common methods |
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* |
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* @return array |
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* @access protected |
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*/ |
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protected function getCommonMethods()/*# : array */ |
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{ |
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// get di.common node |
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$methods = $this->mergeMethods( |
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$this->master->getResolver()->getInSection('', 'common') |
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); |
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// fix tester |
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foreach ($methods as $i => $pair) { |
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if (is_string($pair[0])) { |
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$tester = $pair[0]; |
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$methods[$i][0] = function($obj) use ($tester) { |
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return is_a($obj, $tester); |
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}; |
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} |
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} |
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return $methods; |
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} |
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} |
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phossa2 /
di
