You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
108 lines
1.9 KiB
108 lines
1.9 KiB
<?php
|
|
|
|
namespace League\Flysystem;
|
|
|
|
class Config
|
|
{
|
|
/**
|
|
* @var array
|
|
*/
|
|
protected $settings = [];
|
|
|
|
/**
|
|
* @var Config|null
|
|
*/
|
|
protected $fallback;
|
|
|
|
/**
|
|
* Constructor.
|
|
*
|
|
* @param array $settings
|
|
*/
|
|
public function __construct(array $settings = [])
|
|
{
|
|
$this->settings = $settings;
|
|
}
|
|
|
|
/**
|
|
* Get a setting.
|
|
*
|
|
* @param string $key
|
|
* @param mixed $default
|
|
*
|
|
* @return mixed config setting or default when not found
|
|
*/
|
|
public function get($key, $default = null)
|
|
{
|
|
if ( ! array_key_exists($key, $this->settings)) {
|
|
return $this->getDefault($key, $default);
|
|
}
|
|
|
|
return $this->settings[$key];
|
|
}
|
|
|
|
/**
|
|
* Check if an item exists by key.
|
|
*
|
|
* @param string $key
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function has($key)
|
|
{
|
|
if (array_key_exists($key, $this->settings)) {
|
|
return true;
|
|
}
|
|
|
|
return $this->fallback instanceof Config
|
|
? $this->fallback->has($key)
|
|
: false;
|
|
}
|
|
|
|
/**
|
|
* Try to retrieve a default setting from a config fallback.
|
|
*
|
|
* @param string $key
|
|
* @param mixed $default
|
|
*
|
|
* @return mixed config setting or default when not found
|
|
*/
|
|
protected function getDefault($key, $default)
|
|
{
|
|
if ( ! $this->fallback) {
|
|
return $default;
|
|
}
|
|
|
|
return $this->fallback->get($key, $default);
|
|
}
|
|
|
|
/**
|
|
* Set a setting.
|
|
*
|
|
* @param string $key
|
|
* @param mixed $value
|
|
*
|
|
* @return $this
|
|
*/
|
|
public function set($key, $value)
|
|
{
|
|
$this->settings[$key] = $value;
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Set the fallback.
|
|
*
|
|
* @param Config $fallback
|
|
*
|
|
* @return $this
|
|
*/
|
|
public function setFallback(Config $fallback)
|
|
{
|
|
$this->fallback = $fallback;
|
|
|
|
return $this;
|
|
}
|
|
}
|