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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 Biurad opensource projects. |
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* |
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* PHP version 7.2 and above required |
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* |
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* @author Divine Niiquaye Ibok <[email protected]> |
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* @copyright 2019 Biurad Group (https://biurad.com/) |
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* @license https://opensource.org/licenses/BSD-3-Clause License |
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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 Biurad\UI\Storage; |
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use Biurad\UI\Exceptions\LoaderException; |
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use Biurad\UI\Interfaces\StorageInterface; |
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/** |
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* ChainStorage is a loader that calls other storage loaders to load templates. |
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* |
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* @author Divine Niiquaye Ibok <[email protected]> |
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*/ |
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class ChainStorage implements StorageInterface |
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{ |
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/** @var array<int,StorageInterface> */ |
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protected $loaders = []; |
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/** |
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* @param array<int,StorageInterface> $storages An array of storage instances |
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*/ |
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public function __construct(array $storages = []) |
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{ |
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$this->loaders = $storages; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function addLocation(string $location, string $loaderClassName = null): void |
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{ |
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if (null !== $loaderClassName) { |
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foreach ($this->loaders as $loader) { |
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if ($loaderClassName === \get_class($loader)) { |
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$loader->addLocation($location); |
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return; |
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} |
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} |
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} |
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throw new LoaderException(\sprintf('Failed to use [%s] for views loading', $location)); |
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} |
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/** |
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* Adds a storage loader instance. |
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*/ |
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public function addStorage(StorageInterface $storage): void |
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{ |
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$this->loaders[] = $storage; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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3 |
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public function load(string $template, array $namespaces): ?string |
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{ |
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3 |
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foreach ($this->loaders as $loader) { |
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if (null !== $storage = $loader->load($template, $namespaces)) { |
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return $storage; |
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} |
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} |
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return null; |
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} |
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} |
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biurad /
php-templating
