132 lines
3.3 KiB
PHP
132 lines
3.3 KiB
PHP
<?php
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declare (strict_types=1);
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namespace WP_Ultimo\Dependencies\GuzzleHttp\Psr7;
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use WP_Ultimo\Dependencies\Psr\Http\Message\StreamInterface;
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/**
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* Stream decorator trait
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*
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* @property StreamInterface $stream
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*/
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trait StreamDecoratorTrait
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{
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/**
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* @param StreamInterface $stream Stream to decorate
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*/
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public function __construct(StreamInterface $stream)
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{
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$this->stream = $stream;
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}
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/**
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* Magic method used to create a new stream if streams are not added in
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* the constructor of a decorator (e.g., LazyOpenStream).
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*
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* @return StreamInterface
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*/
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public function __get(string $name)
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{
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if ($name === 'stream') {
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$this->stream = $this->createStream();
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return $this->stream;
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}
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throw new \UnexpectedValueException("{$name} not found on class");
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}
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public function __toString() : string
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{
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try {
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if ($this->isSeekable()) {
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$this->seek(0);
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}
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return $this->getContents();
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} catch (\Throwable $e) {
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if (\PHP_VERSION_ID >= 70400) {
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throw $e;
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}
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\trigger_error(\sprintf('%s::__toString exception: %s', self::class, (string) $e), \E_USER_ERROR);
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return '';
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}
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}
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public function getContents() : string
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{
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return Utils::copyToString($this);
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}
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/**
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* Allow decorators to implement custom methods
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*
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* @return mixed
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*/
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public function __call(string $method, array $args)
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{
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/** @var callable $callable */
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$callable = [$this->stream, $method];
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$result = \call_user_func_array($callable, $args);
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// Always return the wrapped object if the result is a return $this
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return $result === $this->stream ? $this : $result;
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}
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public function close() : void
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{
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$this->stream->close();
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}
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/**
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* @return mixed
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*/
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public function getMetadata($key = null)
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{
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return $this->stream->getMetadata($key);
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}
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public function detach()
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{
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return $this->stream->detach();
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}
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public function getSize() : ?int
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{
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return $this->stream->getSize();
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}
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public function eof() : bool
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{
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return $this->stream->eof();
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}
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public function tell() : int
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{
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return $this->stream->tell();
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}
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public function isReadable() : bool
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{
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return $this->stream->isReadable();
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}
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public function isWritable() : bool
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{
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return $this->stream->isWritable();
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}
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public function isSeekable() : bool
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{
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return $this->stream->isSeekable();
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}
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public function rewind() : void
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{
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$this->seek(0);
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}
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public function seek($offset, $whence = \SEEK_SET) : void
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{
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$this->stream->seek($offset, $whence);
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}
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public function read($length) : string
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{
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return $this->stream->read($length);
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}
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public function write($string) : int
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{
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return $this->stream->write($string);
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}
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/**
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* Implement in subclasses to dynamically create streams when requested.
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*
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* @throws \BadMethodCallException
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*/
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protected function createStream() : StreamInterface
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{
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throw new \BadMethodCallException('Not implemented');
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}
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}
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