Files
wp-multisite-waas/dependencies/league/uri/UriTemplate/Expression.php
2024-11-30 18:24:12 -07:00

68 lines
2.5 KiB
PHP

<?php
/**
* League.Uri (https://uri.thephpleague.com)
*
* (c) Ignace Nyamagana Butera <nyamsprod@gmail.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
declare (strict_types=1);
namespace WP_Ultimo\Dependencies\League\Uri\UriTemplate;
use WP_Ultimo\Dependencies\League\Uri\Exceptions\SyntaxError;
use Stringable;
use function array_filter;
use function array_map;
use function array_unique;
use function explode;
use function implode;
/**
* @internal The class exposes the internal representation of an Expression and its usage
* @link https://www.rfc-editor.org/rfc/rfc6570#section-2.2
*/
final class Expression
{
/** @var array<VarSpecifier> */
private readonly array $varSpecifiers;
/** @var array<string> */
public readonly array $variableNames;
public readonly string $value;
private function __construct(public readonly Operator $operator, VarSpecifier ...$varSpecifiers)
{
$this->varSpecifiers = $varSpecifiers;
$this->variableNames = array_unique(array_map(static fn(VarSpecifier $varSpecifier): string => $varSpecifier->name, $varSpecifiers));
$this->value = '{' . $operator->value . implode(',', array_map(static fn(VarSpecifier $varSpecifier): string => $varSpecifier->toString(), $varSpecifiers)) . '}';
}
/**
* @throws SyntaxError if the expression is invalid
*/
public static function new(Stringable|string $expression) : self
{
$parts = Operator::parseExpression($expression);
return new Expression($parts['operator'], ...array_map(static fn(string $varSpec): VarSpecifier => VarSpecifier::new($varSpec), explode(',', $parts['variables'])));
}
/**
* DEPRECATION WARNING! This method will be removed in the next major point release.
*
* @throws SyntaxError if the expression is invalid
* @see Expression::new()
*
* @deprecated Since version 7.0.0
* @codeCoverageIgnore
*/
public static function createFromString(Stringable|string $expression) : self
{
return self::new($expression);
}
public function expand(VariableBag $variables) : string
{
$expanded = implode($this->operator->separator(), array_filter(array_map(fn(VarSpecifier $varSpecifier): string => $this->operator->expand($varSpecifier, $variables), $this->varSpecifiers), static fn($value): bool => '' !== $value));
return match ('') {
$expanded => '',
default => $this->operator->first() . $expanded,
};
}
}