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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\Renders; |
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use Biurad\UI\Exceptions\RenderException; |
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use Biurad\UI\Interfaces\HtmlInterface; |
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use Biurad\UI\Interfaces\RenderInterface; |
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use Biurad\UI\Template; |
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/** |
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* Render engine with ability to switch environment and loader. |
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* |
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* @author Divine Niiquaye Ibok <[email protected]> |
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*/ |
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abstract class AbstractRender implements RenderInterface |
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{ |
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protected const EXTENSIONS = []; |
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/** @var string[] */ |
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protected $extensions; |
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/** @var Template|null */ |
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protected $loader; |
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/** |
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* {@inheritdoc} |
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*/ |
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public function withLoader(Template $loader): RenderInterface |
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{ |
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$this->loader = $loader; |
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return $this; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function withExtensions(string ...$extensions): void |
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{ |
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foreach ($extensions as $extension) { |
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$this->extensions[] = $extension; |
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} |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getExtensions(): array |
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{ |
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return \array_unique($this->extensions); |
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} |
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/** |
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* Load a php html template file. |
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*/ |
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protected static function loadHtml(string $file): ?string |
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{ |
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if (!\str_starts_with($file, 'html:')) { |
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return null; |
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} |
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1 |
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$level = \ob_get_level(); |
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1 |
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\ob_start(function () { |
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return ''; |
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}); |
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try { |
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$templateContent = require($file = \substr($file, 5)); |
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\ob_end_clean(); |
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if (!$templateContent instanceof HtmlInterface) { |
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throw new RenderException(\sprintf('Could not render template file "%s" as it does not return a "%s" instance.', $file, HtmlInterface::class)); |
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} |
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$content = (string) $templateContent; |
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} catch (\Throwable $e) { |
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while (\ob_get_level() > $level) { |
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\ob_end_clean(); |
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} |
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throw $e; |
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} |
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return $content; |
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} |
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} |
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biurad /
php-templating
