Subversion-Projekte lars-tiefland.laravel_shop

Revision

Details | Letzte Änderung | Log anzeigen | RSS feed

Revision Autor Zeilennr. Zeile
148 lars 1 
<?php
2 
 
3 
declare(strict_types=1);
4 
 
5 
namespace Dotenv\Repository\Adapter;
6 
 
7 
use PhpOption\None;
8 
use PhpOption\Option;
9 
use PhpOption\Some;
10 
 
11 
final class PutenvAdapter implements AdapterInterface
12 
{
13 
    /**
14 
     * Create a new putenv adapter instance.
15 
     *
16 
     * @return void
17 
     */
18 
    private function __construct()
19 
    {
20 
        //
21 
    }
22 
 
23 
    /**
24 
     * Create a new instance of the adapter, if it is available.
25 
     *
26 
     * @return \PhpOption\Option<\Dotenv\Repository\Adapter\AdapterInterface>
27 
     */
28 
    public static function create()
29 
    {
30 
        if (self::isSupported()) {
31 
            /** @var \PhpOption\Option<AdapterInterface> */
32 
            return Some::create(new self());
33 
        }
34 
 
35 
        return None::create();
36 
    }
37 
 
38 
    /**
39 
     * Determines if the adapter is supported.
40 
     *
41 
     * @return bool
42 
     */
43 
    private static function isSupported()
44 
    {
45 
        return \function_exists('getenv') && \function_exists('putenv');
46 
    }
47 
 
48 
    /**
49 
     * Read an environment variable, if it exists.
50 
     *
51 
     * @param non-empty-string $name
52 
     *
53 
     * @return \PhpOption\Option<string>
54 
     */
55 
    public function read(string $name)
56 
    {
57 
        /** @var \PhpOption\Option<string> */
58 
        return Option::fromValue(\getenv($name), false)->filter(static function ($value) {
59 
            return \is_string($value);
60 
        });
61 
    }
62 
 
63 
    /**
64 
     * Write to an environment variable, if possible.
65 
     *
66 
     * @param non-empty-string $name
67 
     * @param string           $value
68 
     *
69 
     * @return bool
70 
     */
71 
    public function write(string $name, string $value)
72 
    {
73 
        \putenv("$name=$value");
74 
 
75 
        return true;
76 
    }
77 
 
78 
    /**
79 
     * Delete an environment variable, if possible.
80 
     *
81 
     * @param non-empty-string $name
82 
     *
83 
     * @return bool
84 
     */
85 
    public function delete(string $name)
86 
    {
87 
        \putenv($name);
88 
 
89 
        return true;
90 
    }
91 
}