shlink/module/Common/functions/functions.php
2018-11-02 12:07:13 +01:00

61 lines
1.4 KiB
PHP

<?php
declare(strict_types=1);
namespace Shlinkio\Shlink\Common;
use const JSON_ERROR_NONE;
use function getenv;
use function json_decode as spl_json_decode;
use function json_last_error;
use function json_last_error_msg;
use function sprintf;
use function strtolower;
use function trim;
/**
* Gets the value of an environment variable. Supports boolean, empty and null.
* This is basically Laravel's env helper
*
* @param string $key
* @param mixed $default
* @return mixed
* @link https://github.com/laravel/framework/blob/5.2/src/Illuminate/Foundation/helpers.php#L369
*/
function env($key, $default = null)
{
$value = getenv($key);
if ($value === false) {
return $default;
}
switch (strtolower($value)) {
case 'true':
case '(true)':
return true;
case 'false':
case '(false)':
return false;
case 'empty':
case '(empty)':
return '';
case 'null':
case '(null)':
return null;
}
return trim($value);
}
/**
* @throws Exception\InvalidArgumentException
*/
function json_decode(string $json, int $depth = 512, int $options = 0): array
{
$data = spl_json_decode($json, true, $depth, $options);
if (JSON_ERROR_NONE !== json_last_error()) {
throw new Exception\InvalidArgumentException(sprintf('Error decoding JSON: %s', json_last_error_msg()));
}
return $data;
}