| /vendor/guzzlehttp/streams/src/StreamDecoratorTrait.php |
|---|
| @@ -0,0 +1,144 @@ |
|---|
| <?php |
| namespace GuzzleHttp\Stream; |
| |
| /** |
| * Stream decorator trait |
| * @property StreamInterface stream |
| */ |
| trait StreamDecoratorTrait |
| { |
| /** |
| * @param StreamInterface $stream Stream to decorate |
| */ |
| public function __construct(StreamInterface $stream) |
| { |
| $this->stream = $stream; |
| } |
| |
| /** |
| * Magic method used to create a new stream if streams are not added in |
| * the constructor of a decorator (e.g., LazyOpenStream). |
| */ |
| public function __get($name) |
| { |
| if ($name == 'stream') { |
| $this->stream = $this->createStream(); |
| return $this->stream; |
| } |
| |
| throw new \UnexpectedValueException("$name not found on class"); |
| } |
| |
| public function __toString() |
| { |
| try { |
| $this->seek(0); |
| return $this->getContents(); |
| } catch (\Exception $e) { |
| // Really, PHP? https://bugs.php.net/bug.php?id=53648 |
| trigger_error('StreamDecorator::__toString exception: ' |
| . (string) $e, E_USER_ERROR); |
| return ''; |
| } |
| } |
| |
| public function getContents($maxLength = -1) |
| { |
| return Utils::copyToString($this, $maxLength); |
| } |
| |
| /** |
| * Allow decorators to implement custom methods |
| * |
| * @param string $method Missing method name |
| * @param array $args Method arguments |
| * |
| * @return mixed |
| */ |
| public function __call($method, array $args) |
| { |
| $result = call_user_func_array(array($this->stream, $method), $args); |
| |
| // Always return the wrapped object if the result is a return $this |
| return $result === $this->stream ? $this : $result; |
| } |
| |
| public function close() |
| { |
| $this->stream->close(); |
| } |
| |
| public function getMetadata($key = null) |
| { |
| return $this->stream instanceof MetadataStreamInterface |
| ? $this->stream->getMetadata($key) |
| : null; |
| } |
| |
| public function detach() |
| { |
| return $this->stream->detach(); |
| } |
| |
| public function getSize() |
| { |
| return $this->stream->getSize(); |
| } |
| |
| public function eof() |
| { |
| return $this->stream->eof(); |
| } |
| |
| public function tell() |
| { |
| return $this->stream->tell(); |
| } |
| |
| public function isReadable() |
| { |
| return $this->stream->isReadable(); |
| } |
| |
| public function isWritable() |
| { |
| return $this->stream->isWritable(); |
| } |
| |
| public function isSeekable() |
| { |
| return $this->stream->isSeekable(); |
| } |
| |
| public function seek($offset, $whence = SEEK_SET) |
| { |
| return $this->stream->seek($offset, $whence); |
| } |
| |
| public function read($length) |
| { |
| return $this->stream->read($length); |
| } |
| |
| public function write($string) |
| { |
| return $this->stream->write($string); |
| } |
| |
| public function flush() |
| { |
| return $this->stream->flush(); |
| } |
| |
| /** |
| * Implement in subclasses to dynamically create streams when requested. |
| * |
| * @return StreamInterface |
| * @throws \BadMethodCallException |
| */ |
| protected function createStream() |
| { |
| throw new \BadMethodCallException('createStream() not implemented in ' |
| . get_class($this)); |
| } |
| } |
