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| 1 | <?php |
| 2 | |
| 3 | declare(strict_types=1); |
| 4 | |
| 5 | namespace Cosray\Config; |
| 6 | |
| 7 | use Cosray\Exception\RuntimeException; |
| 8 | |
| 9 | final class Mail |
| 10 | { |
| 11 | /** @var array<non-empty-string, non-empty-string>|null */ |
| 12 | private ?array $transportsCache = null; |
| 13 | |
| 14 | public function __construct( |
| 15 | private readonly \Cosray\Config $config, |
| 16 | ) {} |
| 17 | |
| 18 | /** |
| 19 | * Symfony Mailer DSNs by name; the first one is the default. |
| 20 | * |
| 21 | * @var array<non-empty-string, non-empty-string> |
| 22 | */ |
| 23 | public array $transports { |
| 24 | get => $this->transportsCache ??= self::transports($this->config->get('mail.transports')); |
| 25 | } |
| 26 | |
| 27 | /** The sender of mails that name none, like `Example <noreply@example.com>`. */ |
| 28 | public ?string $from { |
| 29 | get => self::string($this->config->get('mail.from')); |
| 30 | } |
| 31 | |
| 32 | /** |
| 33 | * Addresses that receive every mail instead of its recipients, for |
| 34 | * staging and development. |
| 35 | * |
| 36 | * @var list<non-empty-string> |
| 37 | */ |
| 38 | public array $redirect { |
| 39 | get => self::list($this->config->get('mail.redirect')); |
| 40 | } |
| 41 | |
| 42 | /** @var list<non-empty-string> template directories, searched in order */ |
| 43 | public array $views { |
| 44 | get => self::list($this->config->get('mail.views')) |
| 45 | ?: [ |
| 46 | rtrim($this->config->path->root, '/') . '/' . trim($this->config->path->views, '/') . '/mail', |
| 47 | ]; |
| 48 | } |
| 49 | |
| 50 | /** @return array<non-empty-string, non-empty-string> */ |
| 51 | private static function transports(mixed $transports): array |
| 52 | { |
| 53 | if (!is_array($transports)) { |
| 54 | throw new RuntimeException('`mail.transports` takes DSNs by transport name.'); |
| 55 | } |
| 56 | |
| 57 | $valid = []; |
| 58 | |
| 59 | foreach ($transports as $name => $dsn) { |
| 60 | if (!is_string($name) || $name === '' || !is_string($dsn) || $dsn === '') { |
| 61 | throw new RuntimeException('`mail.transports` takes DSNs by transport name.'); |
| 62 | } |
| 63 | |
| 64 | $valid[$name] = $dsn; |
| 65 | } |
| 66 | |
| 67 | return $valid; |
| 68 | } |
| 69 | |
| 70 | /** @return list<non-empty-string> */ |
| 71 | private static function list(mixed $value): array |
| 72 | { |
| 73 | $values = is_string($value) ? explode(',', $value) : (array) $value; |
| 74 | |
| 75 | return array_values(array_filter( |
| 76 | array_map(static fn(mixed $item): string => is_string($item) ? trim($item) : '', $values), |
| 77 | static fn(string $item): bool => $item !== '', |
| 78 | )); |
| 79 | } |
| 80 | |
| 81 | /** @return ?non-empty-string */ |
| 82 | private static function string(mixed $value): ?string |
| 83 | { |
| 84 | $value = is_string($value) ? trim($value) : ''; |
| 85 | |
| 86 | return $value === '' ? null : $value; |
| 87 | } |
| 88 | } |