public function stat($cb, $pri = EIO_PRI_DEFAULT)
{
if (!FS::$supported) {
call_user_func($cb, $this, FS::statPrepare(fstat($this->fd)));
return;
}
if ($this->stat) {
call_user_func($cb, $this, $this->stat);
} else {
eio_fstat($this->fd, $pri, function ($file, $stat) use($cb) {
$stat = FS::statPrepare($stat);
$file->stat = $stat;
call_user_func($cb, $file, $stat);
}, $this);
}
}
private function onGetOpen($promisor, $result, $req)
{
if ($result === -1) {
$promisor->fail(new \RuntimeException(\eio_get_last_error($req)));
} else {
$priority = \EIO_PRI_DEFAULT;
\eio_fstat($result, $priority, [$this, "onGetFstat"], [$result, $promisor]);
}
}
/**
* Stat() non-cached
* @param callable $cb Callback
* @param integer $pri Priority
* @return resource|boolean
*/
public function statRefresh($cb, $pri = EIO_PRI_DEFAULT)
{
$cb = CallbackWrapper::forceWrap($cb);
if (!$this->fd || $this->fd === -1) {
if ($cb) {
$cb($this, false);
}
return false;
}
if (!FileSystem::$supported) {
$cb($this, FileSystem::statPrepare(fstat($this->fd)));
return true;
}
return eio_fstat($this->fd, $pri, function ($file, $stat) use($cb) {
$stat = FileSystem::statPrepare($stat);
$file->stat = $stat;
$cb($file, $stat);
}, $this);
}
/**
* {@inheritdoc}
*/
public function open(string $path, string $mode) : \Generator
{
$flags = $this->makeFlags($mode);
$chmod = $flags & \EIO_O_CREAT ? 0644 : 0;
$delayed = new Delayed();
\eio_open($path, $flags, $chmod, null, function (Delayed $delayed, $handle, $req) {
if (-1 === $handle) {
$delayed->reject(new FileException(sprintf('Opening the file failed: %s.', \eio_get_last_error($req))));
} else {
$delayed->resolve($handle);
}
}, $delayed);
$this->poll->listen();
try {
$handle = (yield $delayed);
} finally {
$this->poll->done();
}
if ($flags & \EIO_O_TRUNC) {
// File truncated.
$size = 0;
} else {
$delayed = new Delayed();
\eio_fstat($handle, null, function (Delayed $delayed, $result, $req) {
if (-1 === $result) {
$delayed->reject(new FileException(sprintf('Finding file size failed: %s.', \eio_get_last_error($req))));
} else {
$delayed->resolve($result['size']);
}
}, $delayed);
$this->poll->listen();
try {
$size = (yield $delayed);
} finally {
$this->poll->done();
}
}
return new EioFile($this->poll, $handle, $path, $size, (bool) ($flags & \EIO_O_APPEND));
}
/**
* {@inheritdoc}
*/
public function stat() : \Generator
{
if (!$this->isOpen()) {
throw new FileException('The file has been closed.');
}
$delayed = new Delayed();
\eio_fstat($this->handle, null, function (Delayed $delayed, $result, $req) {
if (-1 === $result) {
$delayed->reject(new FileException(sprintf('Getting file status failed: %s.', \eio_get_last_error($req))));
} else {
$delayed->resolve($result);
}
}, $delayed);
$this->poll->listen();
try {
$stat = (yield $delayed);
} finally {
$this->poll->done();
}
$numeric = [];
foreach (EioDriver::getStatKeys() as $key => $name) {
$numeric[$key] = $stat[$name];
}
return array_merge($numeric, $stat);
}
