NotRuleProcessor.php — WooCommerce 10.9.1

woocommerce / src / Admin / RemoteSpecs / RuleProcessors / NotRuleProcessor.php

woocommerce / src / Admin / RemoteSpecs / RuleProcessors Last commit date

NotRuleProcessor.php

65 lines

1	<?php
2	/**
3	* Rule processor that negates the rules in the rule's operand.
4	*/
5
6	namespace Automattic\WooCommerce\Admin\RemoteSpecs\RuleProcessors;
7
8	defined( 'ABSPATH' ) \|\| exit;
9
10	/**
11	* Rule processor that negates the rules in the rule's operand.
12	*/
13	class NotRuleProcessor implements RuleProcessorInterface {
14
15	/**
16	* The rule evaluator to use.
17	*
18	* @var RuleEvaluator
19	*/
20	protected $rule_evaluator;
21
22	/**
23	* Constructor.
24	*
25	* @param RuleEvaluator $rule_evaluator The rule evaluator to use.
26	*/
27	public function __construct( $rule_evaluator = null ) {
28	$this->rule_evaluator = null === $rule_evaluator
29	? new RuleEvaluator()
30	: $rule_evaluator;
31	}
32
33	/**
34	* Evaluates the rules in the operand and negates the result.
35	*
36	* @param object $rule The specific rule being processed by this rule processor.
37	* @param object $stored_state Stored state.
38	*
39	* @return bool The result of the operation.
40	*/
41	public function process( $rule, $stored_state ) {
42	$evaluated_operand = $this->rule_evaluator->evaluate(
43	$rule->operand,
44	$stored_state
45	);
46
47	return ! $evaluated_operand;
48	}
49
50	/**
51	* Validates the rule.
52	*
53	* @param object $rule The rule to validate.
54	*
55	* @return bool Pass/fail.
56	*/
57	public function validate( $rule ) {
58	if ( ! isset( $rule->operand ) ) {
59	return false;
60	}
61
62	return true;
63	}
64	}
65