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<?php |
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declare(strict_types=1); |
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namespace Genkgo\Mail; |
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use Genkgo\Mail\Header\ContentType; |
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use Genkgo\Mail\Mime\Boundary; |
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use Genkgo\Mail\Mime\EmbeddedImage; |
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use Genkgo\Mail\Mime\HtmlPart; |
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use Genkgo\Mail\Mime\MultiPart; |
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use Genkgo\Mail\Mime\MultiPartInterface; |
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use Genkgo\Mail\Mime\PartInterface; |
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use Genkgo\Mail\Mime\PlainTextPart; |
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final class MessageBodyCollection |
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{ |
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/** |
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* @var string |
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*/ |
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private $html = ''; |
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/** |
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* @var AlternativeText |
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*/ |
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private $text; |
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/** |
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* @var array|PartInterface[] |
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*/ |
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private $attachments = []; |
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/** |
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* @var array|PartInterface[] |
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*/ |
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private $embedImages = []; |
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/** |
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* @param string $html |
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*/ |
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public function __construct(string $html = '') |
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{ |
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$this->html = $html; |
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$this->text = AlternativeText::fromHtml($html); |
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} |
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/** |
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* @param string $html |
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* @return MessageBodyCollection |
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*/ |
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public function withHtml(string $html): self |
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{ |
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$clone = clone $this; |
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$clone->html = $html; |
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$clone->text = AlternativeText::fromHtml($html); |
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return $clone; |
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} |
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/** |
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* @param string $html |
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* @return MessageBodyCollection |
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*/ |
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public function withHtmlAndNoGeneratedAlternativeText(string $html): self |
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{ |
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$clone = clone $this; |
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$clone->html = $html; |
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return $clone; |
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} |
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/** |
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* @param AlternativeText $text |
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* @return MessageBodyCollection |
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*/ |
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public function withAlternativeText(AlternativeText $text): self |
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{ |
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$clone = clone $this; |
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$clone->text = $text; |
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return $clone; |
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} |
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/** |
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* @param PartInterface $part |
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* @return MessageBodyCollection |
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*/ |
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public function withAttachment(PartInterface $part): self |
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{ |
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try { |
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$disposition = $part->getHeader('Content-Disposition')->getValue()->getRaw(); |
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if ($disposition !== 'attachment') { |
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throw new \InvalidArgumentException( |
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'An attachment must have Content-Disposition header with value `attachment`' |
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); |
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} |
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} catch (\UnexpectedValueException $e) { |
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throw new \InvalidArgumentException( |
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'An attachment must have an Content-Disposition header' |
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); |
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} |
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$clone = clone $this; |
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$clone->attachments[] = $part; |
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return $clone; |
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} |
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/** |
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* @param EmbeddedImage $embeddedImage |
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* @return MessageBodyCollection |
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*/ |
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public function withEmbeddedImage(EmbeddedImage $embeddedImage): self |
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{ |
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$clone = clone $this; |
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$clone->embedImages[] = $embeddedImage; |
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return $clone; |
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} |
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/** |
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* @return string |
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*/ |
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public function getHtml(): string |
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{ |
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return $this->html; |
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} |
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/** |
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* @return AlternativeText |
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*/ |
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public function getText(): AlternativeText |
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{ |
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return $this->text; |
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} |
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/** |
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* @return array|PartInterface[] |
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*/ |
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public function getAttachments(): iterable |
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{ |
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return $this->attachments; |
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} |
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/** |
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* @return array|PartInterface[] |
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*/ |
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public function getEmbeddedImages(): iterable |
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{ |
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return $this->embedImages; |
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} |
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/** |
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* @return MessageInterface |
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*/ |
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public function createMessage(): MessageInterface |
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{ |
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return (new MimeMessageFactory())->createMessage($this->createMessageRoot()); |
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} |
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/** |
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* @param MessageInterface $message |
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* @return MessageInterface |
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*/ |
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public function attachToMessage(MessageInterface $message): MessageInterface |
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{ |
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$newMessage = $this->createMessage(); |
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/** @var HeaderInterface[] $headers */ |
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foreach ($newMessage->getHeaders() as $headers) { |
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foreach ($headers as $header) { |
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$message = $message->withHeader($header); |
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} |
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} |
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return $message->withBody($newMessage->getBody()); |
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} |
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/** |
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* @return PartInterface |
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*/ |
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private function createMessageRoot(): PartInterface |
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{ |
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if (!empty($this->attachments)) { |
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return (new MultiPart( |
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Boundary::newRandom(), |
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new ContentType('multipart/mixed') |
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)) |
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->withPart($this->createMessageHumanReadable()) |
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->withParts($this->attachments); |
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} |
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return $this->createMessageHumanReadable(); |
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} |
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/** |
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* @return PartInterface |
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*/ |
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private function createMessageHumanReadable(): PartInterface |
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{ |
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if (!empty($this->embedImages)) { |
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return (new MultiPart( |
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Boundary::newRandom(), |
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new ContentType('multipart/related') |
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)) |
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->withPart($this->createMessageText()) |
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->withParts($this->embedImages); |
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} |
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return $this->createMessageText(); |
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} |
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/** |
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* @return PartInterface |
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*/ |
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private function createMessageText(): PartInterface |
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{ |
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if ($this->text->isEmpty() && $this->html === '') { |
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return new PlainTextPart(''); |
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} |
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if ($this->text->isEmpty()) { |
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return new HtmlPart($this->html); |
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} |
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if ($this->html === '') { |
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return new PlainTextPart((string)$this->text); |
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} |
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return (new MultiPart( |
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Boundary::newRandom(), |
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new ContentType('multipart/alternative') |
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)) |
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->withPart(new PlainTextPart((string)$this->text)) |
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->withPart(new HtmlPart($this->html)); |
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} |
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/** |
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* @param MessageInterface $message |
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* @return MessageBodyCollection |
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*/ |
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public static function extract(MessageInterface $message): MessageBodyCollection |
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{ |
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$collection = new self(); |
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try { |
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$collection->extractFromMimePart(MultiPart::fromMessage($message)); |
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} catch (\InvalidArgumentException $e) { |
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foreach ($message->getHeader('Content-Type') as $header) { |
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$contentType = $header->getValue()->getRaw(); |
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if ($contentType === 'text/html') { |
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$collection->html = \rtrim((string)$message->getBody()); |
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} |
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if ($contentType === 'text/plain') { |
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$collection->text = new AlternativeText(\rtrim((string)$message->getBody())); |
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} |
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} |
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} |
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return $collection; |
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} |
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/** |
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* @param MultiPartInterface $parts |
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*/ |
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private function extractFromMimePart(MultiPartInterface $parts): void |
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{ |
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foreach ($parts->getParts() as $part) { |
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$contentType = $part->getHeader('Content-Type')->getValue()->getRaw(); |
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$hasDisposition = $part->hasHeader('Content-Disposition'); |
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if (!$hasDisposition && $contentType === 'text/html') { |
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$this->html = (string)$part->getBody(); |
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continue; |
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} |
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if (!$hasDisposition && $contentType === 'text/plain') { |
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$this->text = new AlternativeText((string)$part->getBody()); |
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continue; |
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} |
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if ($hasDisposition) { |
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$disposition = $part->getHeader('Content-Disposition')->getValue()->getRaw(); |
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if ($disposition === 'attachment') { |
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$this->attachments[] = $part; |
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continue; |
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} |
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if ($disposition === 'inline' && \substr($contentType, 0, 6) === 'image/' && $part->hasHeader('Content-ID')) { |
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$this->embedImages[] = $part; |
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continue; |
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} |
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} |
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if ($part instanceof MultiPartInterface) { |
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$this->extractFromMimePart($part); |
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} |
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} |
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} |
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} |
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genkgo /
mail
