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<?php |
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namespace App; |
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use Psr\Http\Message\ResponseFactoryInterface; |
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use Psr\Http\Message\ResponseInterface; |
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use Psr\Http\Message\StreamFactoryInterface; |
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use Psr\Http\Message\StreamInterface; |
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class DeferredResponse implements ResponseInterface |
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{ |
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private ResponseInterface $response; |
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private StreamFactoryInterface $streamFactory; |
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private $data; |
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private ?StreamInterface $dataStream = null; |
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private ?ResponseFormatterInterface $responseFormatter = null; |
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public function __construct($data, ResponseFactoryInterface $responseFactory, StreamFactoryInterface $streamFactory) |
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{ |
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$this->response = $responseFactory->createResponse(); |
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$this->streamFactory = $streamFactory; |
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$this->data = $data; |
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} |
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public function getBody() |
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{ |
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if ($this->dataStream !== null) { |
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return $this->dataStream; |
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} |
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if ($this->responseFormatter !== null) { |
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$this->response = $this->responseFormatter->format($this); |
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return $this->dataStream = $this->response->getBody(); |
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} |
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$data = $this->getData(); |
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if (is_string($data)) { |
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return $this->dataStream = $this->streamFactory->createStream($data); |
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} |
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throw new \RuntimeException('Data must be a string value.'); |
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} |
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public function getHeader($name) |
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{ |
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return $this->response->getHeader($name); |
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} |
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public function getHeaderLine($name) |
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{ |
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return $this->response->getHeaderLine($name); |
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} |
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public function getHeaders() |
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{ |
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return $this->response->getHeaders(); |
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} |
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public function getProtocolVersion() |
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{ |
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return $this->response->getProtocolVersion(); |
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} |
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public function getReasonPhrase() |
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{ |
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return $this->response->getReasonPhrase(); |
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} |
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public function getStatusCode() |
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{ |
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return $this->response->getStatusCode(); |
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} |
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public function hasHeader($name) |
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{ |
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return $this->response->hasHeader($name); |
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} |
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public function withAddedHeader($name, $value) |
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{ |
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$response = clone $this; |
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$response->response = $this->response->withAddedHeader($name, $value); |
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return $response; |
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} |
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public function withBody(StreamInterface $body) |
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{ |
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$response = clone $this; |
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$response->dataStream = $body; |
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return $response; |
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} |
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public function withHeader($name, $value) |
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{ |
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$response = clone $this; |
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$response->response = $this->response->withHeader($name, $value); |
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return $response; |
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} |
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public function withoutHeader($name) |
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{ |
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$response = clone $this; |
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$response->response = $this->response->withoutHeader($name); |
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return $response; |
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} |
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public function withProtocolVersion($version) |
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{ |
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$response = clone $this; |
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$response->response = $this->response->withProtocolVersion($version); |
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return $response; |
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} |
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public function withStatus($code, $reasonPhrase = '') |
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{ |
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$response = clone $this; |
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$response->response = $this->response->withStatus($code, $reasonPhrase); |
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return $response; |
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} |
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public function withResponseFormatter(ResponseFormatterInterface $responseFormatter): self |
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{ |
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$response = clone $this; |
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$response->responseFormatter = $responseFormatter; |
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return $response; |
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} |
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public function withData($data): self |
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{ |
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$response = clone $this; |
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$response->data = $data; |
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return clone $response; |
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} |
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public function hasResponseFormatter(): bool |
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{ |
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return $this->responseFormatter !== null; |
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} |
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public function getResponse(): ResponseInterface |
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{ |
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return $this->response; |
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} |
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public function getData() |
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{ |
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if (is_callable($this->data)) { |
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$this->data = ($this->data)(); |
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} |
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return is_object($this->data) ? clone $this->data : $this->data; |
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} |
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} |
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yiisoft /
yii-demo
