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<?php |
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namespace OCA\Files_Antivirus; |
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use Icewind\Streams\CallbackWrapper; |
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use Icewind\Streams\Wrapper; |
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class CallbackReadDataWrapper extends CallbackWrapper { |
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/** |
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* @var callable |
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*/ |
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protected $readDataCallback; |
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/** |
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* Wraps a stream with the provided callbacks |
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* |
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* @param resource $source |
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* @param callable $readData (optional) |
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* @param callable $write (optional) |
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* @param callable $close (optional) |
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* @param callable $readDir (optional) |
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* @return resource |
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* |
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* @throws \BadMethodCallException |
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*/ |
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public static function wrap($source, $readData = null, $write = null, $close = null, $readDir = null, $preClose = null) { |
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$context = stream_context_create([ |
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'callbackReadData' => [ |
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'source' => $source, |
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'readData' => $readData, |
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'write' => $write, |
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'close' => $close, |
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'readDir' => $readDir, |
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'preClose' => $preClose |
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] |
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]); |
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return Wrapper::wrapSource($source, $context, 'callbackReadData', self::class); |
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} |
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protected function open() { |
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$context = $this->loadContext('callbackReadData'); |
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$this->readDataCallback = $context['readData']; |
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$this->writeCallback = $context['write']; |
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$this->closeCallback = $context['close']; |
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$this->readDirCallBack = $context['readDir']; |
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return true; |
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} |
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public function stream_read($count) { |
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$result = parent::stream_read($count); |
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if (is_callable($this->readDataCallback)) { |
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call_user_func($this->readDataCallback, strlen($count), $result); |
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} |
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return $result; |
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} |
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} |
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nextcloud /
files_antivirus
