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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\Shared |
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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\Shared\Attribute; |
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/** |
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* StaticVarTrait |
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* |
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* Dealing with class' static array variable |
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* |
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* @package Phossa2\Shared |
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* @author Hong Zhang <[email protected]> |
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* @version 2.0.28 |
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* @since 2.0.28 added |
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*/ |
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trait StaticVarTrait |
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{ |
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/** |
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* Get MERGED/REPLACED static variable for CURRENT class |
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* |
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* @param string $staticVarName static variable name |
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* @return array |
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* @access protected |
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* @static |
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*/ |
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protected static function getStaticVar($staticVarName)/*# : array */ |
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{ |
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$class = get_called_class(); |
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$parent = get_parent_class($class); |
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// get current class' static variable |
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$res = $class::${$staticVarName}; |
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// merge with ancestor class' same static variable |
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if ($parent) { |
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$res = $parent::getStaticVar($staticVarName); |
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if ($class::${$staticVarName} != $parent::${$staticVarName}) { |
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$res = array_replace_recursive($res, $class::${$staticVarName}); |
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} |
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} |
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return $res; |
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} |
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/** |
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* Merge/replace static var with given array of values |
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* |
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* @param array $var given values |
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* @param string $staticVarName static variable name |
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* @return array |
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* @access protected |
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*/ |
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protected function initStaticVar( |
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array $var, |
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/*# string */ $staticVarName |
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)/*# : array */ { |
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return array_replace_recursive( |
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static::getStaticVar($staticVarName), |
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$var |
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); |
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} |
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} |
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phossa2 /
shared
