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<?php |
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/* |
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* Copyright (C) 2020-2022 Jan Böhmer |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Affero General Public License as published |
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* by the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Affero General Public License for more details. |
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* |
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* You should have received a copy of the GNU Affero General Public License |
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* along with this program. If not, see <https://www.gnu.org/licenses/>. |
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*/ |
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namespace App\Services\PDF; |
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use Dompdf\Dompdf; |
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use Dompdf\Options; |
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use Symfony\Component\HttpKernel\KernelInterface; |
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use Twig\Environment; |
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class TwigPDFRenderer |
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{ |
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private $twig; |
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private $cacheDir; |
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public function __construct(Environment $twig, KernelInterface $kernel) |
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{ |
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$this->twig = $twig; |
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$this->cacheDir = $kernel->getCacheDir(); |
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} |
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/** |
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* @param string $template The path of the template to render |
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* @param array $context The twig context (variables) |
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* @param string $orientation The paper orientation |
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* @return string The PDF data stream |
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*/ |
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public function renderTemplate(string $template, array $context, string $orientation = 'portrait'): string |
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{ |
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$html = $this->twig->render($template, $context); |
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return $this->renderHTML($html, $orientation); |
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} |
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/** |
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* @param string $html The HTML to render |
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* @param string $orientation The paper orientation to use |
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* @return string The PDF data stream |
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*/ |
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public function renderHTML(string $html, string $orientation = 'portrait'): string |
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{ |
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$dompdf = new Dompdf(); |
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$dompdf->loadHtml($html); |
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$dompdf->getOptions()->setIsRemoteEnabled(false); |
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$dompdf->getOptions()->setFontCache($this->cacheDir); |
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$dompdf->getOptions()->setTempDir($this->cacheDir); |
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$dompdf->setPaper('A4', $orientation); |
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$dompdf->render(); |
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return $dompdf->output(); |
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} |
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} |