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<?php |
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declare(strict_types=1); |
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/** |
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* This file is part of the theroadbunch/bouncer package. |
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* |
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* (c) Dan McAdams <[email protected]> |
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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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namespace RoadBunch\Bouncer; |
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/** |
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* Class AbstractBouncer |
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* |
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* @author Dan McAdams <[email protected]> |
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*/ |
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abstract class AbstractBouncer implements BouncerInterface |
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{ |
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/** @var string[] $subjectPool */ |
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private array $subjectPool = []; |
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/** |
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* Provide an array of strings or a single string value. |
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* If a single string is provided, values will be extracted with the delimiter ';' |
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* |
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* @param string|string[] $subjects |
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*/ |
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public function __construct(array|string $subjects = []) |
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{ |
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if (is_string($subjects)) { |
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$subjects = $this->subjectsFromString($subjects); |
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} |
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array_walk($subjects, [$this, 'add']); |
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} |
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public function has(string $subject): bool |
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{ |
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return in_array($subject, $this->subjectPool); |
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} |
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public function add(string $subject): void |
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{ |
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if (!$this->has($subject)) { |
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$this->subjectPool[] = $subject; |
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} |
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} |
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public function remove(string $subject): void |
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{ |
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$key = array_search($subject, $this->subjectPool); |
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if ($key !== false) { |
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unset($this->subjectPool[$key]); |
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} |
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} |
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private function subjectsFromString(string $subjects): array |
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{ |
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return array_filter( |
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explode(';', $subjects), |
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function ($subject) { |
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return !empty(trim($subject)); |
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} |
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); |
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} |
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} |
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The-Road-Bunch /
bouncer
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