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<?php
namespace SMW;
use InvalidArgumentException;
use MediaWiki\Json\JsonUnserializable;
use MediaWiki\Json\JsonUnserializer;
use SMW\Utils\DotArray;
/**
* @license GPL-2.0-or-later
* @since 2.3
*
* @author mwjames
*/
class Options implements JsonUnserializable {
/**
* @var array
*/
protected $options = [];
/**
* @since 2.3
*/
public function __construct( array $options = [] ) {
$this->options = $options;
}
/**
* @since 2.3
*
* @param string $key
* @param mixed $value
*/
public function set( $key, $value ) {
$this->options[$key] = $value;
}
/**
* @since 3.0
*
* @param string $key
*/
public function delete( $key ) {
unset( $this->options[$key] );
}
/**
* @since 2.3
*
* @param string $key
*
* @return bool
*/
public function has( $key ) {
return isset( $this->options[$key] ) || array_key_exists( $key, $this->options );
}
/**
* @since 3.0
*
* @param string $key
* @param string $value
*
* @return bool
*/
public function is( $key, $value ) {
return $this->get( $key ) === $value;
}
/**
* @since 2.3
*
* @param string $key
*
* @return string
* @throws InvalidArgumentException
*/
public function get( $key ) {
if ( $this->has( $key ) ) {
return $this->options[$key];
}
throw new InvalidArgumentException( "{$key} is an unregistered option" );
}
/**
* @since 3.0
*
* @param string $key
* @param mixed $default
*
* @return mixed
*/
public function safeGet( $key, $default = false ) {
return $this->has( $key ) ? $this->options[$key] : $default;
}
/**
* @since 3.0
*
* @param string $key
* @param mixed $default
*
* @return mixed
*/
public function dotGet( $key, $default = false ) {
return DotArray::get( $this->options, $key, $default );
}
/**
* @since 3.0
*
* @param string $key
* @param int $flag
*
* @return bool
*/
public function isFlagSet( $key, $flag ) {
return ( ( (int)$this->safeGet( $key, 0 ) & $flag ) == $flag );
}
/**
* @since 3.0
*
* @return array
*/
public function toArray() {
return $this->options;
}
/**
* @deprecated since 3.0, use Options::toArray
* @since 2.4
*
* @return array
*/
public function getOptions() {
return $this->toArray();
}
/**
* @since 3.0
*
* @param array $keys
*
* @return array
*/
public function filter( array $keys ) {
$options = [];
foreach ( $keys as $key ) {
if ( isset( $this->options[$key] ) ) {
$options[$key] = $this->options[$key];
}
}
return $options;
}
/**
* Implements \JsonSerializable.
*
* @since 4.0.0
*
* @return array
*/
public function jsonSerialize(): array {
return [
'options' => $this->options,
'_type_' => get_class( $this ),
];
}
/**
* Implements JsonUnserializable.
*
* @since 4.0.0
*
* @param JsonUnserializer $unserializer Unserializer
* @param array $json JSON to be unserialized
*
* @return self
*/
public static function newFromJsonArray( JsonUnserializer $unserializer, array $json ) {
return new self( $json['options'] );
}
}