/
BodyRenderer.php
79 lines (66 loc) · 2.37 KB
/
BodyRenderer.php
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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Bridge\Twig\Mime;
use League\HTMLToMarkdown\HtmlConverter;
use Symfony\Component\Mime\BodyRendererInterface;
use Symfony\Component\Mime\Exception\InvalidArgumentException;
use Symfony\Component\Mime\Message;
use Twig\Environment;
/**
* @author Fabien Potencier <fabien@symfony.com>
*/
final class BodyRenderer implements BodyRendererInterface
{
private $twig;
private $context;
private $converter;
public function __construct(Environment $twig, array $context = [])
{
$this->twig = $twig;
$this->context = $context;
if (class_exists(HtmlConverter::class)) {
$this->converter = new HtmlConverter([
'hard_break' => true,
'strip_tags' => true,
'remove_nodes' => 'head style',
]);
}
}
public function render(Message $message): void
{
if (!$message instanceof TemplatedEmail) {
return;
}
$messageContext = $message->getContext();
if (isset($messageContext['email'])) {
throw new InvalidArgumentException(sprintf('A "%s" context cannot have an "email" entry as this is a reserved variable.', \get_class($message)));
}
$vars = array_merge($this->context, $messageContext, [
'email' => new WrappedTemplatedEmail($this->twig, $message),
]);
if ($template = $message->getTextTemplate()) {
$message->text($this->twig->render($template, $vars));
}
if ($template = $message->getHtmlTemplate()) {
$message->html($this->twig->render($template, $vars));
}
// if text body is empty, compute one from the HTML body
if (!$message->getTextBody() && null !== $html = $message->getHtmlBody()) {
$message->text($this->convertHtmlToText(\is_resource($html) ? stream_get_contents($html) : $html));
}
}
private function convertHtmlToText(string $html): string
{
if (null !== $this->converter) {
return $this->converter->convert($html);
}
return strip_tags(preg_replace('{<(head|style)\b.*?</\1>}i', '', $html));
}
}