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Mini Shell
<?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\Part;
use Symfony\Component\Mime\Encoder\Base64ContentEncoder;
use Symfony\Component\Mime\Encoder\ContentEncoderInterface;
use Symfony\Component\Mime\Encoder\EightBitContentEncoder;
use Symfony\Component\Mime\Encoder\QpContentEncoder;
use Symfony\Component\Mime\Exception\InvalidArgumentException;
use Symfony\Component\Mime\Header\Headers;
/**
* @author Fabien Potencier <fabien@symfony.com>
*/
class TextPart extends AbstractPart
{
/** @internal */
protected $_headers;
private static $encoders = [];
private $body;
private $charset;
private $subtype;
/**
* @var ?string
*/
private $disposition;
private $name;
private $encoding;
private $seekable;
/**
* @param resource|string|File $body Use a File instance to defer loading the file until rendering
*/
public function __construct($body, ?string $charset = 'utf-8', string $subtype = 'plain', string $encoding = null)
{
unset($this->_headers);
parent::__construct();
if (!\is_string($body) && !\is_resource($body) && !$body instanceof File) {
throw new \TypeError(sprintf('The body of "%s" must be a string, a resource, or an instance of "%s" (got "%s").', self::class, File::class, get_debug_type($body)));
}
if ($body instanceof File) {
$path = $body->getPath();
if ((is_file($path) && !is_readable($path)) || is_dir($path)) {
throw new InvalidArgumentException(sprintf('Path "%s" is not readable.', $path));
}
}
$this->body = $body;
$this->charset = $charset;
$this->subtype = $subtype;
$this->seekable = \is_resource($body) ? stream_get_meta_data($body)['seekable'] && 0 === fseek($body, 0, \SEEK_CUR) : null;
if (null === $encoding) {
$this->encoding = $this->chooseEncoding();
} else {
if ('quoted-printable' !== $encoding && 'base64' !== $encoding && '8bit' !== $encoding) {
throw new InvalidArgumentException(sprintf('The encoding must be one of "quoted-printable", "base64", or "8bit" ("%s" given).', $encoding));
}
$this->encoding = $encoding;
}
}
public function getMediaType(): string
{
return 'text';
}
public function getMediaSubtype(): string
{
return $this->subtype;
}
/**
* @param string $disposition one of attachment, inline, or form-data
*
* @return $this
*/
public function setDisposition(string $disposition): static
{
$this->disposition = $disposition;
return $this;
}
/**
* @return ?string null or one of attachment, inline, or form-data
*/
public function getDisposition(): ?string
{
return $this->disposition;
}
/**
* Sets the name of the file (used by FormDataPart).
*
* @return $this
*/
public function setName(string $name): static
{
$this->name = $name;
return $this;
}
/**
* Gets the name of the file.
*/
public function getName(): ?string
{
return $this->name;
}
public function getBody(): string
{
if ($this->body instanceof File) {
return file_get_contents($this->body->getPath());
}
if (null === $this->seekable) {
return $this->body;
}
if ($this->seekable) {
rewind($this->body);
}
return stream_get_contents($this->body) ?: '';
}
public function bodyToString(): string
{
return $this->getEncoder()->encodeString($this->getBody(), $this->charset);
}
public function bodyToIterable(): iterable
{
if ($this->body instanceof File) {
$path = $this->body->getPath();
if (false === $handle = @fopen($path, 'r', false)) {
throw new InvalidArgumentException(sprintf('Unable to open path "%s".', $path));
}
yield from $this->getEncoder()->encodeByteStream($handle);
} elseif (null !== $this->seekable) {
if ($this->seekable) {
rewind($this->body);
}
yield from $this->getEncoder()->encodeByteStream($this->body);
} else {
yield $this->getEncoder()->encodeString($this->body);
}
}
public function getPreparedHeaders(): Headers
{
$headers = parent::getPreparedHeaders();
$headers->setHeaderBody('Parameterized', 'Content-Type', $this->getMediaType().'/'.$this->getMediaSubtype());
if ($this->charset) {
$headers->setHeaderParameter('Content-Type', 'charset', $this->charset);
}
if ($this->name && 'form-data' !== $this->disposition) {
$headers->setHeaderParameter('Content-Type', 'name', $this->name);
}
$headers->setHeaderBody('Text', 'Content-Transfer-Encoding', $this->encoding);
if (!$headers->has('Content-Disposition') && null !== $this->disposition) {
$headers->setHeaderBody('Parameterized', 'Content-Disposition', $this->disposition);
if ($this->name) {
$headers->setHeaderParameter('Content-Disposition', 'name', $this->name);
}
}
return $headers;
}
public function asDebugString(): string
{
$str = parent::asDebugString();
if (null !== $this->charset) {
$str .= ' charset: '.$this->charset;
}
if (null !== $this->disposition) {
$str .= ' disposition: '.$this->disposition;
}
return $str;
}
private function getEncoder(): ContentEncoderInterface
{
if ('8bit' === $this->encoding) {
return self::$encoders[$this->encoding] ??= new EightBitContentEncoder();
}
if ('quoted-printable' === $this->encoding) {
return self::$encoders[$this->encoding] ??= new QpContentEncoder();
}
return self::$encoders[$this->encoding] ??= new Base64ContentEncoder();
}
private function chooseEncoding(): string
{
if (null === $this->charset) {
return 'base64';
}
return 'quoted-printable';
}
public function __sleep(): array
{
// convert resources to strings for serialization
if (null !== $this->seekable || $this->body instanceof File) {
$this->body = $this->getBody();
$this->seekable = null;
}
$this->_headers = $this->getHeaders();
return ['_headers', 'body', 'charset', 'subtype', 'disposition', 'name', 'encoding'];
}
public function __wakeup()
{
$r = new \ReflectionProperty(AbstractPart::class, 'headers');
$r->setValue($this, $this->_headers);
unset($this->_headers);
}
}
Zerion Mini Shell 1.0