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<?php |
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namespace HexMakina\LeMarchand; |
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use \Psr\Container\ContainerInterface; |
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class LeMarchand implements ContainerInterface |
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{ |
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private $configurations = []; |
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public function __construct($settings) |
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{ |
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$this->configurations['settings'] = $settings; |
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} |
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public function __debugInfo() : array |
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{ |
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$dbg = get_object_vars($this); |
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$dbg['configurations']['template_engine'] = isset($dbg['configurations']['template_engine'])? get_class($dbg['configurations']['template_engine']) : 'NOT SET'; |
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return $dbg; |
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} |
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public function register($configuration, $instance) |
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{ |
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$this->configurations[$configuration] = $instance; |
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} |
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public function has($configuration) |
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{ |
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return isset($this->configurations[$configuration]); |
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} |
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private function get_instance($class) |
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{ |
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$rc = new \ReflectionClass($class); |
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$construction_args = []; |
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$instance = null; |
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if(!is_null($rc->getConstructor())) |
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{ |
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foreach($rc->getConstructor()->getParameters() as $param) |
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{ |
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$construction_args []= $this->get($param->getType().''); |
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} |
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$instance = $rc->newInstanceArgs($construction_args); |
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} |
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else |
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$instance = $rc->newInstanceArgs(); |
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if($rc->hasMethod('set_container')) |
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$instance->set_container($this); |
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return $instance; |
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} |
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private function get_settings($setting) |
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{ |
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$ret = $this->configurations; |
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//dot based hierarchy, parse and climb |
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foreach(explode('.', $setting) as $k) |
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{ |
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if(!isset($ret[$k])) |
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throw new ConfigurationException($setting); |
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$ret = $ret[$k]; |
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} |
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return $ret; |
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} |
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public function get($configuration) |
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{ |
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if(!is_string($configuration)) |
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throw new LamentException($configuration); |
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if($this->has($configuration)) |
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return $this->configurations[$configuration]; |
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// fallbacks |
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// 1. configuration data |
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// 2. creating instances |
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if(preg_match('/^settings\./', $configuration, $m) === 1) |
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{ |
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return $this->get_settings($configuration); |
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} |
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elseif(class_exists($configuration)) // auto create instances |
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{ |
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return $this->get_instance($configuration); |
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} |
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throw new ConfigurationException($configuration); |
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} |
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} |
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HexMakina /
LeMarchand
