56 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			PHP
		
	
	
	
			
		
		
	
	
			56 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			PHP
		
	
	
	
| <?php
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| 
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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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| 
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| namespace Symfony\Component\Mime\Part\Multipart;
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| 
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| use Symfony\Component\Mime\Part\AbstractMultipartPart;
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| use Symfony\Component\Mime\Part\AbstractPart;
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| 
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| /**
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|  * @author Fabien Potencier <fabien@symfony.com>
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|  */
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| final class RelatedPart extends AbstractMultipartPart
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| {
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|     private $mainPart;
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| 
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|     public function __construct(AbstractPart $mainPart, AbstractPart $part, AbstractPart ...$parts)
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|     {
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|         $this->mainPart = $mainPart;
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|         $this->prepareParts($part, ...$parts);
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| 
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|         parent::__construct($part, ...$parts);
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|     }
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| 
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|     public function getParts(): array
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|     {
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|         return array_merge([$this->mainPart], parent::getParts());
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|     }
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| 
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|     public function getMediaSubtype(): string
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|     {
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|         return 'related';
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|     }
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| 
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|     private function generateContentId(): string
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|     {
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|         return bin2hex(random_bytes(16)).'@symfony';
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|     }
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| 
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|     private function prepareParts(AbstractPart ...$parts): void
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|     {
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|         foreach ($parts as $part) {
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|             if (!$part->getHeaders()->has('Content-ID')) {
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|                 $part->getHeaders()->setHeaderBody('Id', 'Content-ID', $this->generateContentId());
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|             }
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|         }
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|     }
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| }
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