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<?php |
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declare(strict_types = 1); |
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/* |
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* This file is part of the skeleton package. |
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* |
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* (c) Gennady Knyazkin <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Gennadyx\Skeleton\VarSource; |
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/** |
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* Class Env |
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* |
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* @author Gennady Knyazkin <[email protected]> |
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*/ |
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class Env extends AbstractSource |
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{ |
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/** |
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* Template for sprintf |
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*/ |
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const TEMPLATE = 'COMPOSER_DEFAULT_%s'; |
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/** |
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* @var array |
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*/ |
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private $customEnv; |
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/** |
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* Env constructor. |
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* |
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*/ |
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2 |
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public function __construct() |
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{ |
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$this->customEnv = self::getCustomEnv(); |
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2 |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function find(string $name) |
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{ |
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$value = $this->getEnv(sprintf(self::TEMPLATE, strtoupper($name))); |
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if (null === $value && isset($this->customEnv[$name])) { |
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$value = $this->getEnv($this->customEnv[$name]); |
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} |
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return $value; |
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} |
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/** |
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* @param string $env |
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* |
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* @return string|null |
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*/ |
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private function getEnv(string $env) |
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{ |
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$value = getenv($env); |
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if ($this->checkString($value)) { |
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return $value; |
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} elseif ($this->checkArray($value)) { |
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return array_shift($value); |
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} |
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return null; |
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} |
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/** |
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* Check is valid string |
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* |
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* @param mixed $value |
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* |
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* @return bool |
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*/ |
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private function checkString($value): bool |
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{ |
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return is_string($value) && !empty($value); |
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} |
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/** |
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* Check is valid array |
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* |
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* @param $value |
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* |
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* @return bool |
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*/ |
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private function checkArray($value): bool |
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{ |
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if (!is_array($value)) { |
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return false; |
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} |
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$first = array_shift($value); |
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return $this->checkString($first); |
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} |
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/** |
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* @return array |
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*/ |
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private static function getCustomEnv(): array |
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{ |
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return [ |
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'vendor' => strpos(PHP_OS, 'WIN') === 0 ? 'USERNAME' : 'USER', |
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]; |
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} |
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} |
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gennadyx /
skeleton
