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Mini Shell
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<?php
namespace ACP\Search;
use AC\MetaType;
use LogicException;
final class QueryFactory {
private static $queries = [
MetaType::POST => Query\Post::class,
MetaType::USER => Query\User::class,
MetaType::COMMENT => Query\Comment::class,
MetaType::TERM => Query\Term::class,
];
/**
* @param string $meta_type
* @param string $class Query class (FQN)
*/
public static function register( $meta_type, $class ) {
self::$queries[ $meta_type ] = $class;
}
/**
* @param string $meta_type
* @param array $bindings
*
* @return Query
*/
public static function create( $meta_type, array $bindings ) {
$class = isset( self::$queries[ $meta_type ] )
? self::$queries[ $meta_type ]
: null;
if ( ! $class ) {
throw new LogicException( 'Unsupported query meta type.' );
}
$query = new $class( $bindings );
if ( ! $query instanceof Query ) {
throw new LogicException( sprintf( 'Expected class of type %s.', Query::class ) );
}
return $query;
}
}
Zerion Mini Shell 1.0