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<?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; |
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|
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use Symfony\Component\Mime\Exception\LogicException; |
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use Symfony\Component\Mime\Header\Headers; |
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use Symfony\Component\Mime\Part\AbstractPart; |
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use Symfony\Component\Mime\Part\TextPart; |
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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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class Message extends RawMessage |
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{ |
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private $headers; |
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private $body; |
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|
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public function __construct(?Headers $headers = null, ?AbstractPart $body = null) |
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{ |
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$this->headers = $headers ? clone $headers : new Headers(); |
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$this->body = $body; |
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} |
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|
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public function __clone() |
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{ |
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$this->headers = clone $this->headers; |
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|
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if (null !== $this->body) { |
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$this->body = clone $this->body; |
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} |
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} |
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|
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/** |
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* @return $this |
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*/ |
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public function setBody(?AbstractPart $body = null) |
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{ |
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$this->body = $body; |
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|
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return $this; |
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} |
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|
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public function getBody(): ?AbstractPart |
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{ |
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return $this->body; |
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} |
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|
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/** |
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* @return $this |
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*/ |
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public function setHeaders(Headers $headers) |
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{ |
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$this->headers = $headers; |
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|
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return $this; |
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} |
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|
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public function getHeaders(): Headers |
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{ |
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return $this->headers; |
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} |
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|
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public function getPreparedHeaders(): Headers |
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{ |
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$headers = clone $this->headers; |
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|
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if (!$headers->has('From')) { |
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if (!$headers->has('Sender')) { |
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throw new LogicException('An email must have a "From" or a "Sender" header.'); |
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} |
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$headers->addMailboxListHeader('From', [$headers->get('Sender')->getAddress()]); |
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} |
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|
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if (!$headers->has('MIME-Version')) { |
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$headers->addTextHeader('MIME-Version', '1.0'); |
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} |
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|
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if (!$headers->has('Date')) { |
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$headers->addDateHeader('Date', new \DateTimeImmutable()); |
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} |
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|
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// determine the "real" sender |
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if (!$headers->has('Sender') && \count($froms = $headers->get('From')->getAddresses()) > 1) { |
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$headers->addMailboxHeader('Sender', $froms[0]); |
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} |
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|
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if (!$headers->has('Message-ID')) { |
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$headers->addIdHeader('Message-ID', $this->generateMessageId()); |
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} |
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|
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// remove the Bcc field which should NOT be part of the sent message |
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$headers->remove('Bcc'); |
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|
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return $headers; |
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} |
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|
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public function toString(): string |
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{ |
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if (null === $body = $this->getBody()) { |
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$body = new TextPart(''); |
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} |
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|
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return $this->getPreparedHeaders()->toString().$body->toString(); |
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} |
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|
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public function toIterable(): iterable |
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{ |
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if (null === $body = $this->getBody()) { |
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$body = new TextPart(''); |
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} |
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|
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yield $this->getPreparedHeaders()->toString(); |
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yield from $body->toIterable(); |
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} |
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|
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public function ensureValidity() |
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{ |
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$to = (null !== $header = $this->headers->get('To')) ? $header->getBody() : null; |
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$cc = (null !== $header = $this->headers->get('Cc')) ? $header->getBody() : null; |
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$bcc = (null !== $header = $this->headers->get('Bcc')) ? $header->getBody() : null; |
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|
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if (!$to && !$cc && !$bcc) { |
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throw new LogicException('An email must have a "To", "Cc", or "Bcc" header.'); |
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} |
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|
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$from = (null !== $header = $this->headers->get('From')) ? $header->getBody() : null; |
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$sender = (null !== $header = $this->headers->get('Sender')) ? $header->getBody() : null; |
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|
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if (!$from && !$sender) { |
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throw new LogicException('An email must have a "From" or a "Sender" header.'); |
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} |
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|
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parent::ensureValidity(); |
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} |
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|
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public function generateMessageId(): string |
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{ |
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if ($this->headers->has('Sender')) { |
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$sender = $this->headers->get('Sender')->getAddress(); |
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} elseif ($this->headers->has('From')) { |
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if (!$froms = $this->headers->get('From')->getAddresses()) { |
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throw new LogicException('A "From" header must have at least one email address.'); |
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} |
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$sender = $froms[0]; |
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} else { |
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throw new LogicException('An email must have a "From" or a "Sender" header.'); |
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} |
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return bin2hex(random_bytes(16)).strstr($sender->getAddress(), '@'); |
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} |
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|
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public function __serialize(): array |
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{ |
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return [$this->headers, $this->body]; |
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} |
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|
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public function __unserialize(array $data): void |
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{ |
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[$this->headers, $this->body] = $data; |
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} |
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} |
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