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<?php |
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/** |
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* Quantum PHP Framework |
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* |
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* An open source software development framework for PHP |
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* |
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* @package Quantum |
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* @author Arman Ag. <[email protected]> |
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* @copyright Copyright (c) 2018 Softberg LLC (https://softberg.org) |
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* @link http://quantum.softberg.org/ |
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* @since 2.8.0 |
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*/ |
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namespace Quantum\Environment; |
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use Quantum\Libraries\Storage\FileSystem; |
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use Quantum\Exceptions\EnvException; |
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use Quantum\Loader\Loader; |
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use Quantum\Loader\Setup; |
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use Quantum\Di\Di; |
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use Dotenv\Dotenv; |
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/** |
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* Class Environment |
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* @package Quantum\Environment |
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* @uses Dotenv |
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*/ |
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class Environment |
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{ |
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/** |
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* FileSystem instance |
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* @var \Quantum\Libraries\Storage\FileSystem |
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*/ |
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private $fs; |
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/** |
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* Environment file |
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* @var string |
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*/ |
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private $envFile = '.env'; |
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/** |
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* Loaded env content |
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* @var array |
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*/ |
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private $envContent = []; |
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/** |
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* Instance of Environment |
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* @var \Quantum\Environment\Environment |
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*/ |
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private static $instance = null; |
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/** |
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* GetInstance |
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* @return \Quantum\Environment\Environment |
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*/ |
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public static function getInstance(): Environment |
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{ |
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if (self::$instance === null) { |
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self::$instance = new self(); |
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} |
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return self::$instance; |
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} |
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/** |
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* Loads environment variables from file |
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* @param \Quantum\Loader\Setup $setup |
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* @return $this |
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* @throws \Quantum\Exceptions\DiException |
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* @throws \ReflectionException |
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* @throws \Quantum\Exceptions\EnvException |
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*/ |
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public function load(Setup $setup): Environment |
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{ |
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$env = Di::get(Loader::class)->setup($setup)->load(); |
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if (isset($env['app_env']) && $env['app_env'] != 'production') { |
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$this->envFile = '.env.' . $env['app_env']; |
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} |
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$this->fs = Di::get(FileSystem::class); |
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if (!$this->fs->exists(base_dir() . DS . $this->envFile)) { |
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throw EnvException::fileNotFound(); |
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} |
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$this->envContent = Dotenv::createMutable(base_dir(), $this->envFile)->load(); |
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return $this; |
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} |
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/** |
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* Gets the environment variable value |
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* @param string $key |
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* @param null|mixed $default |
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* @return mixed |
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*/ |
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public function getValue(string $key, $default = null) |
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{ |
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$val = getenv($key); |
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if ($val === false) { |
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if ($default) { |
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return $default; |
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} |
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return null; |
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} |
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return $val; |
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} |
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/** |
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* Creates or updates the row in .env |
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* @param string $key |
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* @param string|null $value |
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*/ |
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public function updateRow(string $key, ?string $value) |
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{ |
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$row = $this->getRow($key); |
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$envFilePath = base_dir() . DS . $this->envFile; |
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if ($row) { |
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$this->fs->put($envFilePath, preg_replace( |
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'/^' . $key . "=" . $row . '/m', |
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$key . "=" . $value, |
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$this->fs->get($envFilePath) |
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)); |
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} else { |
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$this->fs->append($envFilePath, $key . "=" . $value . PHP_EOL); |
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} |
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$this->envContent = Dotenv::createMutable(base_dir(), $this->envFile)->load(); |
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} |
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/** |
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* Gets the row of .env file by given key |
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* @param string $key |
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* @return string|null |
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*/ |
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private function getRow(string $key): ?string |
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{ |
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foreach ($this->envContent as $index => $row) { |
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if (preg_match('/^' . $key . '/', $index)) { |
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return $key . '=' . preg_quote($row, '/'); |
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} |
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} |
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return null; |
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} |
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/** |
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* Checks if there is a such key |
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* @param string $key |
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*/ |
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public function hasKey(string $key): bool |
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{ |
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foreach ($this->envContent as $index => $row) { |
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if (preg_match('/^' . $key . '/', $index)) { |
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return true; |
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} |
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} |
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return false; |
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} |
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} |
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softberg /
quantum-php-core
