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<?php |
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/** |
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* Copyright (c) 2014 Robin Appelman <[email protected]> |
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* This file is licensed under the Licensed under the MIT license: |
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* http://opensource.org/licenses/MIT |
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*/ |
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namespace Icewind\SMB\Native; |
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use Icewind\SMB\StringBuffer; |
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/** |
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* Stream optimized for write only usage |
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*/ |
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class NativeWriteStream extends NativeStream { |
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const CHUNK_SIZE = 1048576; // 1MB chunks |
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/** @var StringBuffer */ |
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private $writeBuffer; |
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/** @var int */ |
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private $pos = 0; |
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public function __construct() { |
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$this->writeBuffer = new StringBuffer(); |
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} |
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public function stream_open($path, $mode, $options, &$opened_path): bool { |
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return parent::stream_open($path, $mode, $options, $opened_path); |
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} |
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/** |
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* Wrap a stream from libsmbclient-php into a regular php stream |
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* |
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* @param NativeState $state |
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* @param resource $smbStream |
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* @param string $mode |
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* @param string $url |
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* @return resource |
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*/ |
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public static function wrap(NativeState $state, $smbStream, string $mode, string $url) { |
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return parent::wrapClass($state, $smbStream, $mode, $url, NativeWriteStream::class); |
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} |
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View Code Duplication |
public function stream_seek($offset, $whence = SEEK_SET) { |
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$this->flushWrite(); |
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$result = parent::stream_seek($offset, $whence); |
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if ($result) { |
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$pos = parent::stream_tell(); |
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if ($pos === false) { |
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return false; |
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} |
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$this->pos = $pos; |
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} |
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return $result; |
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} |
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private function flushWrite(): void { |
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parent::stream_write($this->writeBuffer->flush()); |
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} |
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public function stream_write($data) { |
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$written = $this->writeBuffer->push($data); |
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$this->pos += $written; |
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if ($this->writeBuffer->remaining() >= self::CHUNK_SIZE) { |
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$this->flushWrite(); |
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} |
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return $written; |
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} |
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public function stream_close() { |
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try { |
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$this->flushWrite(); |
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$flushResult = true; |
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} catch (\Exception $e) { |
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$flushResult = false; |
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} |
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return parent::stream_close() && $flushResult; |
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} |
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public function stream_tell() { |
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return $this->pos; |
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} |
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public function stream_read($count) { |
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return false; |
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} |
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public function stream_truncate($size) { |
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$this->flushWrite(); |
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$this->pos = $size; |
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return parent::stream_truncate($size); |
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} |
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} |
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This check looks for a call to a parent method whose name is different than the method from which it is called.
Consider the following code:
The
getFirstName()method in theSoncalls the wrong method in the parent class.