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<?php
namespace Bitrix\Translate\IO;
use Bitrix\Translate;
use Bitrix\Main;
class File extends Main\IO\File implements Translate\IErrorable
{
// trait implements interface Translate\IErrorable
use Translate\Error;
/**
* Creates temporal file.
*
* @param string $prefix Name prefix.
* @param string $suffix Name suffix.
* @param int $timeToLive Hours to keep files alive.
*
* @return static
*/
public static function generateTemporalFile(string $prefix, string $suffix = '.tmp', int $timeToLive = 3): self
{
$tempDir = \CTempFile::getDirectoryName($timeToLive, array($prefix, \uniqid($prefix, true)));
Path::checkCreatePath($tempDir.'/');
$hash = \str_pad(\dechex(\crc32($tempDir)), 8, '0', STR_PAD_LEFT);
$fileName = \uniqid($hash. '_', false). $suffix;
return new static($tempDir. $fileName);
}
/**
* Opens file for reading.
*
* @return bool
*/
public function openLoad(): bool
{
if ($this->isExists())
{
$this->open(Main\IO\FileStreamOpenMode::READ);
}
return $this->isExists() && $this->isReadable();
}
/**
* Opens file for writing.
*
* @return bool
*/
public function openWrite(): bool
{
$this->open(Main\IO\FileStreamOpenMode::WRITE);
return $this->isWritable();
}
/**
* Read file.
*
* @param int $length Amount bytes to read.
*
* @return string
*/
public function read(int $length): string
{
if (\feof($this->filePointer))
{
return '';
}
return \fread($this->filePointer, $length);
}
/**
* Write file.
*
* @param string $content Data to write.
*
* @return int
* @throws Main\IO\FileNotOpenedException
* @throws Main\IO\IoException
*/
public function write(string $content): int
{
if (!\is_resource($this->filePointer))
{
throw new Main\IO\FileNotOpenedException($this->getPath());
}
$length = \fwrite($this->filePointer, $content);
if ($length === false)
{
throw new Main\IO\IoException("Cannot write file");
}
return $length;
}
/**
* Closes the file.
*
* @return void
* @throws Main\IO\FileNotOpenedException
*/
public function close(): void
{
if (!\is_resource($this->filePointer))
{
@\fflush($this->filePointer);
}
parent::close();
@clearstatcache(true, $this->getPhysicalPath());
}
}