easyappointments/application/helpers/config_helper.php

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<?php defined('BASEPATH') or exit('No direct script access allowed');
/* ----------------------------------------------------------------------------
* Easy!Appointments - Open Source Web Scheduler
*
* @package EasyAppointments
* @author A.Tselegidis <alextselegidis@gmail.com>
* @copyright Copyright (c) 2013 - 2020, Alex Tselegidis
* @license http://opensource.org/licenses/GPL-3.0 - GPLv3
* @link http://easyappointments.org
* @since v1.3.0
* ---------------------------------------------------------------------------- */
/**
* Get / set the specified config value.
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*
* If an array is passed as the key, we will assume you want to set an array of values.
*
* Example "Get":
*
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* $version = config('version', '1.0.0');
*
* Example "Set":
*
* config(['version' => '1.0.0']);
*
* @param array|string $key Configuration key.
* @param mixed $default Default value in case the requested config has no value.
*
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* @return mixed|NULL Returns the requested value or NULL if you assign a new configuration value.
*
* @throws InvalidArgumentException
*/
function config($key, $default = NULL)
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{
/** @var EA_Controller $CI */
$CI = &get_instance();
if (empty($key))
{
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throw new InvalidArgumentException('The $key argument cannot be empty.');
}
if (is_array($key))
{
foreach ($key as $item => $value)
{
$CI->config->set_item($item, $value);
}
return NULL;
}
$value = $CI->config->item($key);
return $value ?? $default;
}