Paraunit\File\TempDirectory

Complexity

Total Complexity

10

Size/Duplication

Total Lines	77
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	0

Test Coverage

Coverage

87.5%

Importance

Changes

0

4 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	4	1
A	getTempDirForThisExecution()	0	10	1
A	getTempBaseDir()	0	22	4
A	mkdirIfNotExists()	0	10	4

<?php

declare(strict_types=1);

namespace Paraunit\File;

/**
 * Class TempDirectory
 * @package Paraunit\File
 */
class TempDirectory
{
    /** @var string[] */
    private static $tempDirs = [
        '/dev/shm',
    ];

    /** @var string */
    private static $timestamp;

    /**
     * Paraunit constructor.
     */
    public function __construct()
    {
        self::$timestamp = uniqid(date('Ymd-His'), true);
    }

    /**
     * @return string
     * @throws \RuntimeException If the temp dirs cannot be created
     */
    public function getTempDirForThisExecution(): string
    {
        $dir = self::getTempBaseDir() . DIRECTORY_SEPARATOR . self::$timestamp;
        self::mkdirIfNotExists($dir);
        self::mkdirIfNotExists($dir . DIRECTORY_SEPARATOR . 'config');
        self::mkdirIfNotExists($dir . DIRECTORY_SEPARATOR . 'logs');
        self::mkdirIfNotExists($dir . DIRECTORY_SEPARATOR . 'coverage');

        return $dir;
    }

    /**
     * @return string
     *
     * @throws \RuntimeException
     */
    public static function getTempBaseDir(): string
    {
        $dirs = self::$tempDirs;
        // Fallback to sys temp dir
        $dirs[] = sys_get_temp_dir();

        foreach ($dirs as $directory) {
            if (file_exists($directory)) {
                $baseDir = $directory . DIRECTORY_SEPARATOR . 'paraunit';

                try {
                    self::mkdirIfNotExists($baseDir);

                    return $baseDir;
                } catch (\RuntimeException $e) {
                    // ignore and try next dir
                }
            }
        }

        throw new \RuntimeException('Unable to create a temporary directory');
    }

    /**
     * @param string $path
     *
     * @throws \RuntimeException If the dir cannot be created
     */
    public static function mkdirIfNotExists(string $path)
    {
        if (file_exists($path)) {
            return;
        }

        if (! mkdir($path) && ! is_dir($path)) {
            throw new \RuntimeException('Unable to create temporary directory ' . $path);
        }
    }
}