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42 lines
900 B
PHP
42 lines
900 B
PHP
<?php
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declare(strict_types=1);
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namespace Shlinkio\Shlink\Common;
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use function getenv;
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use function strtolower;
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use function trim;
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/**
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* Gets the value of an environment variable. Supports boolean, empty and null.
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* This is basically Laravel's env helper
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*
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* @param string $key
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* @param mixed $default
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* @return mixed
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* @link https://github.com/laravel/framework/blob/5.2/src/Illuminate/Foundation/helpers.php#L369
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*/
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function env($key, $default = null)
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{
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$value = getenv($key);
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if ($value === false) {
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return $default;
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}
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switch (strtolower($value)) {
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case 'true':
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case '(true)':
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return true;
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case 'false':
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case '(false)':
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return false;
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case 'empty':
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case '(empty)':
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return '';
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case 'null':
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case '(null)':
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return null;
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}
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return trim($value);
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}
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