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<?php
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/**
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* This file is part of the O2System Framework package.
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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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* @author Steeve Andrian Salim
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* @copyright Copyright (c) Steeve Andrian Salim
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*/
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// ------------------------------------------------------------------------
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namespace O2System\Spl\Containers;
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// ------------------------------------------------------------------------
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use Psr\Container\ContainerInterface;
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/**
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* Class SplClosureContainer
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*
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* @package O2System\Spl\Dependency
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*/
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class SplClosureContainer implements \Countable, ContainerInterface
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{
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/**
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* Inversion Control Closure Container
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*
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* @var array
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*/
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protected $closures = [];
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// ------------------------------------------------------------------------
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/**
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* SplClosureContainer::attach
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*
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* Adds an closure object in the registry.
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*
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* @param string $offset
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* @param \Closure $closure
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*/
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public function attach($offset, \Closure $closure)
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{
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$this->closures[ $offset ] = $closure;
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}
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// ------------------------------------------------------------------------
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/**
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* SplClosureContainer::__isset
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*
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* A convenient way to checks if the registry has a specific closure object,
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* by doing isset( $ioc->offset )
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*
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* @param string $offset
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*
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* @return bool
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*/
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public function __isset($offset)
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{
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return $this->has($offset);
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}
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// ------------------------------------------------------------------------
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/**
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* SplClosureContainer::has
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*
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* Checks if the registry contains a specific closure object.
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*
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* @param string $offset
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*
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* @return bool
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*/
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public function has($offset)
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{
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return (bool)isset($this->closures[ $offset ]);
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}
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// ------------------------------------------------------------------------
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/**
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* SplClosureContainer::__unset
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*
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* A convenient way to removes a specific closure object
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* by doing unset( $ioc->offset )
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*
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* @param string $offset
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*/
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public function __unset($offset)
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{
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$this->detach($offset);
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}
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// ------------------------------------------------------------------------
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/**
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* SplClosureContainer::detach
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*
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* Removes a specific closure object
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*
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* @param string $offset
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*/
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public function detach($offset)
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{
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if (isset($this->closures[ $offset ])) {
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unset($this->closures[ $offset ]);
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}
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}
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// ------------------------------------------------------------------------
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/**
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* SplClosureContainer::__call
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*
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* A convenient way to access the closure object result
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* by doing $ioc->offset('foo', 'bar');
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*
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* @param string $offset
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* @param array $arguments
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*
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* @return mixed Returns FALSE when calling the closure is failed.
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*/
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public function __call($offset, array $arguments = [])
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{
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return $this->get($offset, $arguments);
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}
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// ------------------------------------------------------------------------
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/**
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* SplClosureContainer::get
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*
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* Returns the closure object result.
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*
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* @param string $offset
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* @param array $arguments
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*
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* @return mixed Returns FALSE when calling the closure is failed.
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*/
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public function get($offset, array $arguments = [])
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{
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return isset($this->closures[ $offset ]) ? call_user_func_array(
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$this->closures[ $offset ],
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$arguments
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) : false;
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}
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// ------------------------------------------------------------------------
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/**
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* SplClosureContainer::count
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*
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* Count elements of an object
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*
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* @link http://php.net/manual/en/countable.count.php
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* @return int The custom count as an integer.
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* </p>
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* <p>
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* The return value is cast to an integer.
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* @since 5.1.0
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*/
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public function count()
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{
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return count($this->closures);
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}
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} |
o2system /
spl
