gnu-social/vendor/neutron/temporary-filesystem/src/Neutron/TemporaryFilesystem/TemporaryFilesystem.php

133 lines
3.7 KiB
PHP

<?php
/*
* This file is part of TemporaryFilesystem.
*
* (c) Romain Neutron <imprec@gmail.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Neutron\TemporaryFilesystem;
use Symfony\Component\Filesystem\Filesystem;
use Symfony\Component\Filesystem\Exception\IOException as SfIOException;
class TemporaryFilesystem implements TemporaryFilesystemInterface
{
/** @var Filesystem */
private $filesystem;
public function __construct(Filesystem $filesystem)
{
$this->filesystem = $filesystem;
}
/**
* {@inheritdoc}
*/
public function createTemporaryDirectory($mode = 0777, $maxTry = 65536, $prefix = null)
{
$basePath = sys_get_temp_dir();
// Remove trailing slashes if present
$basePath = rtrim($basePath, DIRECTORY_SEPARATOR);
while ($maxTry > 0) {
$dir = $basePath . DIRECTORY_SEPARATOR
. $prefix . base_convert(mt_rand(0x19A100, 0x39AA3FF), 10, 36);
if (false === file_exists($dir)) {
try {
$this->filesystem->mkdir($dir, $mode);
} catch (SfIOException $e) {
throw new IOException('Unable to make directory', $e->getCode(), $e);
}
return $dir;
}
$maxTry --;
}
throw new IOException('Unable to generate a temporary directory');
}
/**
* {@inheritdoc}
*/
public function createTemporaryFiles($quantity = 1, $prefix = null, $suffix = null, $extension = null, $maxTry = 65536)
{
if ($quantity < 1) {
throw new \InvalidArgumentException('Invalid temporary files quantity');
}
$files = array();
while ($quantity > 0) {
$files[] = $this->createEmptyFile(sys_get_temp_dir(), $prefix, $suffix, $extension, $maxTry);
$quantity --;
}
return $files;
}
/**
* {@inheritdoc}
*/
public function createTemporaryFile($prefix = null, $suffix = null, $extension = null, $maxTry = 65536)
{
$files = $this->createTemporaryFiles(1, $prefix, $suffix, $extension, $maxTry);
return array_pop($files);
}
/**
* {@inheritdoc}
*/
public function createEmptyFile($basePath, $prefix = null, $suffix = null, $extension = null, $maxTry = 65536)
{
if (false === is_dir($basePath) || false === is_writeable($basePath)) {
throw new IOException(sprintf('`%s` should be a writeable directory', $basePath));
}
if ($suffix === null && $extension === null) {
if (false === $file = @tempnam($basePath, $prefix)) {
throw new IOException('Unable to generate a temporary filename');
}
return $file;
}
while ($maxTry > 0) {
$file = $basePath . DIRECTORY_SEPARATOR
. $prefix . base_convert(mt_rand(0x19A100, 0x39AA3FF), 10, 36) . $suffix
. ( $extension ? '.' . $extension : '');
if (false === file_exists($file)) {
try {
$this->filesystem->touch($file);
} catch (SfIOException $e) {
throw new IOException('Unable to touch file', $e->getCode(), $e);
}
return $file;
}
$maxTry --;
}
throw new IOException('Unable to generate a temporary filename');
}
/**
* Creates a TemporaryFilesystem
*
* @return TemporaryFilesystem
*/
public static function create()
{
return new static(new Filesystem());
}
}