elementor / modules / global-classes / utils / template-library-global-classes-element-transformer.php

template-library-global-classes-element-transformer.php in Elementor Website Builder – more than just a page builder 4.3.0-beta3, at modules/global-classes/utils/template-library-global-classes-element-transformer.php

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1	<?php
2
3	namespace Elementor\Modules\GlobalClasses\Utils;
4
5	use Elementor\Core\Utils\Template_Library_Element_Iterator;
6	use Elementor\Core\Utils\Template_Library_Import_Export_Utils;
7
8	if ( ! defined( 'ABSPATH' ) ) {
9	exit;
10	}
11
12	class Template_Library_Global_Classes_Element_Transformer {
13
14	public static function rewrite_elements_classes_ids( array $elements, array $id_map ): array {
15	if ( empty( $elements ) \|\| empty( $id_map ) ) {
16	return $elements;
17	}
18
19	return Template_Library_Element_Iterator::iterate(
20	$elements,
21	function ( $element_data ) use ( $id_map ) {
22	$class_values = $element_data['settings']['classes']['value'] ?? null;
23
24	if ( ! is_array( $class_values ) ) {
25	return $element_data;
26	}
27
28	$element_data['settings']['classes']['value'] = self::map_class_values( $class_values, $id_map );
29
30	return $element_data;
31	}
32	);
33	}
34
35	public static function flatten_elements_classes( array $elements, array $global_classes, ?array $only_ids = null ): array {
36	$items = $global_classes['items'] ?? [];
37
38	if ( empty( $elements ) \|\| empty( $items ) ) {
39	return $elements;
40	}
41
42	$ids_to_flatten = null !== $only_ids ? array_fill_keys( $only_ids, true ) : null;
43
44	return Template_Library_Element_Iterator::iterate(
45	$elements,
46	function ( $element_data ) use ( $items, $ids_to_flatten ) {
47	$class_values = $element_data['settings']['classes']['value'] ?? null;
48
49	if ( ! is_array( $class_values ) \|\| empty( $class_values ) ) {
50	return $element_data;
51	}
52
53	[ $updated_values, $element_styles ] = self::flatten_class_values( $class_values, $element_data, $items, $ids_to_flatten );
54	$element_data['settings']['classes']['value'] = array_values( array_unique( $updated_values ) );
55	$element_data['styles'] = $element_styles;
56
57	return $element_data;
58	}
59	);
60	}
61
62	private static function map_class_values( array $class_values, array $id_map ): array {
63	$updated_values = [];
64
65	foreach ( $class_values as $class_id ) {
66	if ( ! is_string( $class_id ) \|\| '' === $class_id ) {
67	continue;
68	}
69
70	$updated_values[] = $id_map[ $class_id ] ?? $class_id;
71	}
72
73	return array_values( array_unique( $updated_values ) );
74	}
75
76	private static function flatten_class_values( array $class_values, array $element_data, array $items, ?array $ids_to_flatten ): array {
77	$updated_values = [];
78	$element_styles = $element_data['styles'] ?? [];
79
80	$local_style_id = self::find_existing_local_style_id( $element_styles );
81	$local_style_used = false;
82
83	foreach ( $class_values as $class_id ) {
84	if ( ! is_string( $class_id ) \|\| '' === $class_id ) {
85	continue;
86	}
87
88	if ( self::should_flatten_class_id( $class_id, $items, $ids_to_flatten ) ) {
89	$incoming_variants = $items[ $class_id ]['variants'] ?? [];
90
91	if ( null === $local_style_id ) {
92	$local_style_id = self::create_local_class_id( $element_data );
93	$element_styles[ $local_style_id ] = self::build_local_class_style( $local_style_id, [] );
94	}
95
96	$element_styles[ $local_style_id ]['variants'] = array_merge(
97	$element_styles[ $local_style_id ]['variants'],
98	$incoming_variants
99	);
100
101	if ( ! $local_style_used ) {
102	$updated_values[] = $local_style_id;
103	$local_style_used = true;
104	}
105
106	continue;
107	}
108
109	$is_global = self::is_global_class_id( $class_id );
110
111	if ( ! $is_global \|\| ( null !== $ids_to_flatten && isset( $items[ $class_id ] ) ) ) {
112	$updated_values[] = $class_id;
113	}
114	}
115
116	return [ $updated_values, $element_styles ];
117	}
118
119	private static function find_existing_local_style_id( array $element_styles ): ?string {
120	foreach ( $element_styles as $style_id => $style ) {
121	if ( isset( $style['label'] ) && Template_Library_Import_Export_Utils::LOCAL_CLASS_LABEL === $style['label'] ) {
122	return $style_id;
123	}
124	}
125
126	return null;
127	}
128
129	private static function is_global_class_id( string $class_id ): bool {
130	return str_starts_with( $class_id, Template_Library_Import_Export_Utils::GLOBAL_CLASS_ID_PREFIX );
131	}
132
133	private static function should_flatten_class_id( string $class_id, array $items, ?array $ids_to_flatten ): bool {
134	if ( ! isset( $items[ $class_id ] ) ) {
135	return false;
136	}
137
138	if ( null !== $ids_to_flatten && ! isset( $ids_to_flatten[ $class_id ] ) ) {
139	return false;
140	}
141
142	return true;
143	}
144
145	private static function create_local_class_id( array $element_data ): string {
146	return Template_Library_Import_Export_Utils::LOCAL_CLASS_ID_PREFIX
147	. substr( $element_data['id'] ?? '', 0, 8 )
148	. '-'
149	. Template_Library_Import_Export_Utils::generate_random_string();
150	}
151
152	private static function build_local_class_style( string $local_id, array $variants ): array {
153	return [
154	'id' => $local_id,
155	'label' => Template_Library_Import_Export_Utils::LOCAL_CLASS_LABEL,
156	'type' => 'class',
157	'variants' => $variants,
158	];
159	}
160	}
161