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This commit is contained in:
Robin Appelman 2021-03-09 20:14:31 +01:00
commit 84fa890ea7
28 changed files with 330 additions and 110 deletions
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19
src/Native/NativeReadStream.php
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@ -18,11 +18,14 @@ class NativeReadStream extends NativeStream {
/** @var StringBuffer */
private $readBuffer;
public function __construct() {
$this->readBuffer = new StringBuffer();
}
/** @var int */
private $pos = 0;
public function stream_open($path, $mode, $options, &$opened_path) {
$this->readBuffer = new StringBuffer();
return parent::stream_open($path, $mode, $options, $opened_path);
}
@ -54,7 +57,11 @@ class NativeReadStream extends NativeStream {
// however due to network latency etc, it's faster to read in larger chunks
// and buffer the result
if (!parent::stream_eof() && $this->readBuffer->remaining() < $count) {
$this->readBuffer->push(parent::stream_read(self::CHUNK_SIZE));
$chunk = parent::stream_read(self::CHUNK_SIZE);
if ($chunk === false) {
return false;
}
$this->readBuffer->push($chunk);
}
$result = $this->readBuffer->read($count);
@ -69,7 +76,11 @@ class NativeReadStream extends NativeStream {
$result = parent::stream_seek($offset, $whence);
if ($result) {
$this->readBuffer->clear();
$this->pos = parent::stream_tell();
$pos = parent::stream_tell();
if ($pos === false) {
return false;
}
$this->pos = $pos;
}
return $result;
}