Test project for media files management.
<?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\Component\Mime;
use Symfony\Component\Mime\Exception\LogicException;
/**
* @author Fabien Potencier <fabien@symfony.com>
*/
class RawMessage
{
private bool $isGeneratorClosed;
/**
* @param iterable|string|resource $message
*/
public function __construct(
private $message,
) {
}
public function __destruct()
{
if (\is_resource($this->message)) {
fclose($this->message);
}
}
public function toString(): string
{
if (\is_string($this->message)) {
return $this->message;
}
if (\is_resource($this->message)) {
return stream_get_contents($this->message, -1, 0);
}
$message = '';
foreach ($this->message as $chunk) {
$message .= $chunk;
}
return $this->message = $message;
}
public function toIterable(): iterable
{
if ($this->isGeneratorClosed ?? false) {
throw new LogicException('Unable to send the email as its generator is already closed.');
}
if (\is_string($this->message)) {
yield $this->message;
return;
}
if (\is_resource($this->message)) {
rewind($this->message);
while ($line = fgets($this->message)) {
yield $line;
}
return;
}
if ($this->message instanceof \Generator) {
$message = fopen('php://temp', 'w+');
foreach ($this->message as $chunk) {
fwrite($message, $chunk);
yield $chunk;
}
$this->isGeneratorClosed = !$this->message->valid();
$this->message = $message;
return;
}
foreach ($this->message as $chunk) {
yield $chunk;
}
}
/**
* @throws LogicException if the message is not valid
*/
public function ensureValidity(): void
{
}
public function __serialize(): array
{
return [$this->toString()];
}
public function __unserialize(array $data): void
{
[$this->message] = $data;
}
}