PHP code example of league / commonmark-ext-external-link

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

league / commonmark-ext-external-link example snippets

use League\CommonMark\CommonMarkConverter;
use League\CommonMark\Environment;
use League\CommonMark\Ext\ExternalLink\ExternalLinkExtension;

// Obtain a pre-configured Environment with all the CommonMark parsers/renderers ready-to-go
$environment = Environment::createCommonMarkEnvironment();

// Add this extension
$environment->addExtension(new ExternalLinkExtension());

// Set your configuration
$config = [
    'external_link' => [
        'internal_hosts' => 'www.example.com',
        'open_in_new_window' => true,
        'html_class' => 'external-link',
    ],
];

// Instantiate the converter engine and start converting some Markdown!
$converter = new CommonMarkConverter($config, $environment);
echo $converter->convertToHtml('I successfully installed the https://github.com/thephpleague/commonmark-ext-external-link extension!');

$config = [
    'external_link' => [
        'internal_hosts' => ['foo.example.com', 'bar.example.com', '/(^|\.)google\.com$/],
    ],
];

class MyCustomLinkRenderer implements InlineRendererInterface
{

    /**
     * @param Link                     $inline
     * @param ElementRendererInterface $htmlRenderer
     *
     * @return HtmlElement
     */
    public function render(AbstractInline $inline, ElementRendererInterface $htmlRenderer)
    {
        if (!($inline instanceof Link)) {
            throw new \InvalidArgumentException('Incompatible inline type: ' . \get_class($inline));
        }

        if ($inline->getData('external')) {
            // This is an external link - render it accordingly
        } else {
            // This is an internal link
        }
        
        // ...
    }
}