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<?php |
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namespace Logikos\Util; |
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use Logikos\Util\Config\PathEval; |
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/** |
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* This is largely inspired by \Phalcon\Config - https://docs.phalconphp.com/hr/3.2/api/Phalcon_Config |
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* NOTICE: \Phalcon\Config will be much faster than this class and you are encouraged to use it |
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* @see ../docs/config/README.md |
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*/ |
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abstract class Config extends Registry { |
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private $locked = false; |
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/** |
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* Config constructor. |
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* @param array $arrayConfig |
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* @throws CanNotMutateException |
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*/ |
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public function __construct(array $arrayConfig = []) { |
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parent::__construct(); |
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$this->import($this->defaults()); |
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$this->import($arrayConfig); |
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$this->onConstruct(); |
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} |
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public function import(array $data) { |
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foreach ($data as $key=>$value) $this->offsetSet($key, $value); |
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} |
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// override this to have a base config |
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protected function defaults(): array { |
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return []; |
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} |
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// override this if you want to |
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protected function onConstruct() {} |
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public function isLocked() { |
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return $this->locked; |
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} |
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public function get($key, $default = null) { |
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return $this->offsetExists($key) ? $this->offsetGet($key) : $default; |
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} |
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public function has($key) { |
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return $this->offsetExists($key); |
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} |
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public function toArray() { |
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return array_map( |
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function ($value) { |
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// $value may be another Config object, if so then we toArray() it also. |
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return $this->hasToArray($value) ? $value->toArray() : $value; |
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}, |
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$this->rawValues() |
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); |
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} |
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private function hasToArray($value): bool { |
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return is_object($value) |
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&& method_exists($value, 'toArray'); |
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} |
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public function path($path, $default = null, $delimiter = '.') { |
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return (new PathEval($this))->find($path, $default, $delimiter); |
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} |
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# ArrayAccess |
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/** |
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* @param $offset |
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* @param $value |
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* @throws CanNotMutateException |
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*/ |
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public function offsetSet($offset, $value) { |
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$this->blockIfLocked(); |
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parent::offsetSet($offset, $this->settableValue($value)); |
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} |
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protected function settableValue($value) { |
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if (is_array($value)) return $this->subConfig($value); |
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return $value; |
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} |
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protected function subConfig($arrayConfig = []) { |
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return new class($arrayConfig) extends Config {}; |
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} |
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/** |
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* @param $offset |
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* @throws CanNotMutateException |
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*/ |
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public function offsetUnset($offset) { |
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$this->blockIfLocked(); |
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parent::offsetUnset($offset); |
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} |
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public static function __set_state(array $data): Config { |
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return new static($data); |
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} |
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public function lock() { |
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$this->locked = true; |
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} |
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protected function isConfigObject($value) { |
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return $value instanceof Config; |
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} |
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/** |
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* @throws CanNotMutateException |
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*/ |
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private function blockIfLocked() { |
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if ($this->isLocked()) |
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throw new CanNotMutateException(); |
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} |
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} |
logikostech /
util
