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| 1 | <?php |
| 2 | |
| 3 | declare(strict_types=1); |
| 4 | |
| 5 | namespace Engelsystem\Helpers; |
| 6 | |
| 7 | use League\CommonMark\Environment\Environment; |
| 8 | use League\CommonMark\Extension\CommonMark\CommonMarkCoreExtension; |
| 9 | use League\CommonMark\Extension\DefaultAttributes\DefaultAttributesExtension; |
| 10 | use League\CommonMark\Extension\GithubFlavoredMarkdownExtension; |
| 11 | use League\CommonMark\Extension\Table\Table; |
| 12 | use League\CommonMark\MarkdownConverter; |
| 13 | use League\CommonMark\Util\HtmlFilter; |
| 14 | |
| 15 | class Markdown |
| 16 | { |
| 17 | public function render(string $text, bool $allowHtml = false): string |
| 18 | { |
| 19 | $renderer = $this->getRenderer($allowHtml); |
| 20 | $content = $renderer->convert($text) |
| 21 | ->getContent(); |
| 22 | return rtrim($content, PHP_EOL); |
| 23 | } |
| 24 | |
| 25 | protected function getRenderer(bool $allowHtml): MarkdownConverter |
| 26 | { |
| 27 | $config = [ |
| 28 | 'html_input' => $allowHtml ? HtmlFilter::ALLOW : HtmlFilter::ESCAPE, |
| 29 | 'allow_unsafe_links' => false, |
| 30 | 'max_nesting_level' => 42, |
| 31 | 'max_delimiters_per_line' => 42, |
| 32 | 'default_attributes' => [ |
| 33 | Table::class => [ |
| 34 | 'class' => ['table', 'table-striped', 'table-sticky-header', 'data'], |
| 35 | ], |
| 36 | ], |
| 37 | 'table' => [ |
| 38 | 'alignment_attributes' => [ |
| 39 | 'left' => ['class' => 'text-start'], |
| 40 | 'center' => ['class' => 'text-center'], |
| 41 | 'right' => ['class' => 'text-end'], |
| 42 | ], |
| 43 | ], |
| 44 | ]; |
| 45 | |
| 46 | $environment = new Environment($config); |
| 47 | $environment->addExtension(new CommonMarkCoreExtension()); |
| 48 | $environment->addExtension(new GithubFlavoredMarkdownExtension()); |
| 49 | $environment->addExtension(new DefaultAttributesExtension()); |
| 50 | |
| 51 | return new MarkdownConverter($environment); |
| 52 | } |
| 53 | } |