filter-everything / src / Admin / Validator.php

Validator.php in Filter Everything — WordPress & WooCommerce Filters trunk, at src/Admin/Validator.php

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1	<?php
2
3
4	namespace FilterEverything\Filter;
5
6	if ( ! defined('ABSPATH') ) {
7	exit;
8	}
9
10	class Validator
11	{
12
13	private $fse;
14
15	private $em;
16
17	public function __construct()
18	{
19	$this->em = Container::instance()->getEntityManager();
20	$this->fse = Container::instance()->getFilterService();
21	}
22
23	public function validateEmptyPrefix( $prefix, $prefixesList, $prefixEntityKey )
24	{
25	if( empty( $prefix ) ){
26	if( ! isset( $prefixesList[ $prefixEntityKey ] ) ){
27	return false;
28	}
29	}
30	return true;
31	}
32
33	public function validateExistingPrefix( $prefix, $prefixesList, $prefixEntityKey )
34	{
35	if( $prefixesList ){
36	if( $entityKey = array_search( $prefix, $prefixesList ) ){
37	if( $prefixEntityKey !== $entityKey ){
38	return false;
39	}
40	}
41	}
42
43	return true;
44	}
45
46	public function validateAlphabCharsExists($prefix )
47	{
48	if( ! preg_match('/[a-z]/i', $prefix ) ) {
49	return false;
50	}
51
52	return true;
53	}
54	// @todo fix bug, when $prefixesList is not array
55	public function validatePrefixHyphens( $prefix, $prefixesList )
56	{
57	if( strpos( $prefix, '-' ) !== false ){
58	if( is_array( $prefixesList ) ){
59	$pieces = explode('-', $prefix, 2 );
60	$firstPart = $pieces[0];
61
62	if( $exist = array_search( $firstPart, $prefixesList ) ){
63	return false;
64	}
65	}
66	}
67
68	return true;
69	}
70
71	public function validateAllowedPrefixes( $prefix, $filter )
72	{
73	/**
74	* @todo check forbidden prefixes only of GET parameters.
75	* we need totally forbidden prefixes list and list only for GET parameters
76	*/
77	$prefix = trim($prefix);
78	$taxonomyNames = get_taxonomies( [], 'names');
79
80	foreach ( $taxonomyNames as $name ){
81	if( mb_strpos( $name, $prefix . '-' ) !== false ){
82	return false;
83	}
84	}
85
86	// Check for existing slug
87	if( flrt_get_term_by_slug( $prefix ) ){
88	return false;
89	}
90
91	$forbiddenPrefixes = flrt_get_forbidden_prefixes();
92
93	if( in_array( $prefix, $forbiddenPrefixes ) ){
94	return false;
95	}
96
97	return true;
98	}
99
100	public function validateDuplicates( $prefixesList )
101	{
102	return ( ! flrt_array_contains_duplicate( $prefixesList ) );
103	}
104
105	public function validateEscAttrCharacters($string )
106	{
107	if( $string !== esc_attr( $string ) ){
108	return false;
109	}
110	return true;
111	}
112
113	public function validatePossibleEntity( $entity )
114	{
115	$entities = $this->em->getPossibleEntities();
116	$flatEntities = array_keys( $this->em->getFlatEntities( $entities ) );
117
118	if ( ! in_array( $entity, $flatEntities, true ) ) {
119	return false;
120	}
121
122	return true;
123	}
124
125	public function validateExcludeTerms( $terms, $filter )
126	{
127	$entityTermIds = [];
128	$_filter = $this->fse->splitEntityFullNameInFilter( $filter );
129	$entity = $this->em->getEntityByFilter( $_filter );
130
131	if( $entity ){
132	$entityTermIds = array_keys( $entity->getTermsForSelect() );
133	}
134
135	foreach( (array) $terms as $termId ) {
136
137	if ( ! in_array( $termId, $entityTermIds ) ){
138	return false;
139	}
140	}
141
142	return true;
143	}
144
145	public function validateView( $filter, $viewOptions )
146	{
147	if( ! in_array( $filter['view'], $viewOptions, true ) ){
148	return false;
149	}
150
151	if( $filter['view'] === 'range' && ! in_array( $filter['entity'], [ 'post_meta_num', 'tax_numeric' ] ) ){
152	return false;
153	}
154
155	return true;
156	}
157	}