90 lines
3.0 KiB
PHP
90 lines
3.0 KiB
PHP
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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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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 Symfony\Bridge\Twig\Mime;
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use League\HTMLToMarkdown\HtmlConverterInterface;
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use Symfony\Component\Mime\BodyRendererInterface;
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use Symfony\Component\Mime\Exception\InvalidArgumentException;
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use Symfony\Component\Mime\HtmlToTextConverter\DefaultHtmlToTextConverter;
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use Symfony\Component\Mime\HtmlToTextConverter\HtmlToTextConverterInterface;
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use Symfony\Component\Mime\HtmlToTextConverter\LeagueHtmlToMarkdownConverter;
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use Symfony\Component\Mime\Message;
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use Symfony\Component\Translation\LocaleSwitcher;
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use Twig\Environment;
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/**
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* @author Fabien Potencier <fabien@symfony.com>
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*/
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final class BodyRenderer implements BodyRendererInterface
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{
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private HtmlToTextConverterInterface $converter;
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public function __construct(
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private Environment $twig,
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private array $context = [],
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?HtmlToTextConverterInterface $converter = null,
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private ?LocaleSwitcher $localeSwitcher = null,
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) {
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$this->converter = $converter ?: (interface_exists(HtmlConverterInterface::class) ? new LeagueHtmlToMarkdownConverter() : new DefaultHtmlToTextConverter());
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}
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public function render(Message $message): void
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{
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if (!$message instanceof TemplatedEmail) {
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return;
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}
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if (null === $message->getTextTemplate() && null === $message->getHtmlTemplate()) {
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// email has already been rendered
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return;
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}
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$callback = function () use ($message) {
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$messageContext = $message->getContext();
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if (isset($messageContext['email'])) {
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throw new InvalidArgumentException(sprintf('A "%s" context cannot have an "email" entry as this is a reserved variable.', get_debug_type($message)));
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}
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$vars = array_merge($this->context, $messageContext, [
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'email' => new WrappedTemplatedEmail($this->twig, $message),
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]);
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if ($template = $message->getTextTemplate()) {
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$message->text($this->twig->render($template, $vars));
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}
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if ($template = $message->getHtmlTemplate()) {
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$message->html($this->twig->render($template, $vars));
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}
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$message->markAsRendered();
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// if text body is empty, compute one from the HTML body
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if (!$message->getTextBody() && null !== $html = $message->getHtmlBody()) {
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$text = $this->converter->convert(\is_resource($html) ? stream_get_contents($html) : $html, $message->getHtmlCharset());
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$message->text($text, $message->getHtmlCharset());
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}
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};
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$locale = $message->getLocale();
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if ($locale && $this->localeSwitcher) {
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$this->localeSwitcher->runWithLocale($locale, $callback);
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return;
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}
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$callback();
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}
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}
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