60 lines
1.2 KiB
PHP
60 lines
1.2 KiB
PHP
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<?php
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namespace React\Stream;
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use React\Promise\Deferred;
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use React\Promise\PromisorInterface;
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class BufferedSink extends WritableStream implements PromisorInterface
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{
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private $buffer = '';
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private $deferred;
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public function __construct()
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{
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$this->deferred = new Deferred();
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$this->on('pipe', array($this, 'handlePipeEvent'));
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$this->on('error', array($this, 'handleErrorEvent'));
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}
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public function handlePipeEvent($source)
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{
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Util::forwardEvents($source, $this, array('error'));
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}
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public function handleErrorEvent($e)
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{
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$this->deferred->reject($e);
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}
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public function write($data)
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{
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$this->buffer .= $data;
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$this->deferred->progress($data);
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}
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public function close()
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{
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if ($this->closed) {
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return;
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}
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parent::close();
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$this->deferred->resolve($this->buffer);
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}
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public function promise()
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{
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return $this->deferred->promise();
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}
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public static function createPromise(ReadableStreamInterface $stream)
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{
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$sink = new static();
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$stream->pipe($sink);
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return $sink->promise();
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}
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}
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