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Direktori : /home2/selectio/www/3-idiots/vendor/vlucas/phpdotenv/src/Repository/Adapter/ |
Current File : /home2/selectio/www/3-idiots/vendor/vlucas/phpdotenv/src/Repository/Adapter/ServerConstAdapter.php |
<?php declare(strict_types=1); namespace Dotenv\Repository\Adapter; use PhpOption\Option; use PhpOption\Some; final class ServerConstAdapter implements AdapterInterface { /** * Create a new server const adapter instance. * * @return void */ private function __construct() { // } /** * Create a new instance of the adapter, if it is available. * * @return \PhpOption\Option<\Dotenv\Repository\Adapter\AdapterInterface> */ public static function create() { /** @var \PhpOption\Option<AdapterInterface> */ return Some::create(new self()); } /** * Read an environment variable, if it exists. * * @param non-empty-string $name * * @return \PhpOption\Option<string> */ public function read(string $name) { /** @var \PhpOption\Option<string> */ return Option::fromArraysValue($_SERVER, $name) ->filter(static function ($value) { return \is_scalar($value); }) ->map(static function ($value) { if ($value === false) { return 'false'; } if ($value === true) { return 'true'; } /** @psalm-suppress PossiblyInvalidCast */ return (string) $value; }); } /** * Write to an environment variable, if possible. * * @param non-empty-string $name * @param string $value * * @return bool */ public function write(string $name, string $value) { $_SERVER[$name] = $value; return true; } /** * Delete an environment variable, if possible. * * @param non-empty-string $name * * @return bool */ public function delete(string $name) { unset($_SERVER[$name]); return true; } }