wplingua / inc / search.php

search.php in Translate and Go multilingual – Automatic AI translation – wpLingua 2.16.6, at inc/search.php

176 lines 4.0 KB

Raw Download Zip

1	<?php
2
3	// If this file is called directly, abort.
4	if ( ! defined( 'WPINC' ) ) {
5	die;
6	}
7
8
9	/**
10	* Replace the search query value by a placeholder tag.
11	*
12	* Used before page translation to prevent the search query
13	* from being translated as part of the page content.
14	*
15	* @param string $search The current search query string.
16	* @return string The placeholder tag, or the original search string if no translation is pending.
17	*/
18	function wplng_search_put_tag( $search ) {
19
20	global $wplng_translate_search_query;
21
22	if ( $wplng_translate_search_query === null ) {
23	return $search;
24	}
25
26	return '%wplng-search-query%';
27	}
28
29
30
31	/**
32	* Restore the translated search query in the page HTML.
33	*
34	* Replaces the placeholder tag previously inserted by wplng_search_put_tag()
35	* with the actual (translated) search query string.
36	*
37	* @param string $html The page HTML content containing the placeholder tag.
38	* @return string The HTML with the placeholder replaced by the translated search query.
39	*/
40	function wplng_search_replace_tag( $html ) {
41
42	global $wplng_translate_search_query;
43
44	if ( $wplng_translate_search_query === null ) {
45	return $html;
46	}
47
48	if ( current_user_can( 'edit_posts' )
49	&& ! empty( $_GET['wplng-mode'] )
50	&& ( $_GET['wplng-mode'] === 'editor'
51	\|\| $_GET['wplng-mode'] === 'list'
52	)
53	) {
54	return $html;
55	}
56
57	$html = str_replace(
58	'%wplng-search-query%',
59	wplng_text_esc(
60	$wplng_translate_search_query
61	),
62	$html
63	);
64
65	return $html;
66	}
67
68
69	/**
70	* Translate search query if page is translated and e
71	* enable visitors to search on your website in their own language.
72	*
73	* Example: if your website is translated from English to French and
74	* you have a post named "Hello". When a French visitor searches for
75	* the term "Bonjour" on the website, this feature will translate it
76	* on the fly to "Hello" before launching the search. This will allow
77	* WordPress to find the post named "Hello" when your visitor has
78	* searched for "Bonjour".
79	*
80	* @param object $query
81	* @return void
82	*/
83	function wplng_translate_search_query( $query ) {
84
85	global $wplng_translate_search_query;
86
87	/**
88	* Check if it's a search query
89	*/
90
91	if ( ! $query->is_search()
92	\|\| ! isset( $query->query['s'] )
93	\|\| ! is_string( $query->query['s'] )
94	) {
95	return;
96	}
97
98	/**
99	* Get current and website languages
100	* Ckeck if search need to be translate
101	*/
102
103	$language_current = wplng_get_language_current_id();
104	$language_website = wplng_get_language_website_id();
105
106	if ( $language_website === $language_current ) {
107	return;
108	}
109
110	/**
111	* Sanitize search query and check if is translatable
112	*/
113
114	$search_string = sanitize_text_field( $query->query['s'] );
115	$search_string = wplng_text_esc( $search_string );
116
117	if ( ! wplng_text_is_translatable( $search_string ) ) {
118	return;
119	}
120
121	if ( wplng_str_is_malicious( $search_string ) ) {
122	$query->set( 's', '' );
123	return;
124	}
125
126	$wplng_translate_search_query = $search_string;
127
128	/**
129	* Call API to get the translation
130	*/
131
132	$translated_search = wplng_api_call_translate(
133	array( $search_string ),
134	$language_current,
135	$language_website
136	);
137
138	if ( ! isset( $translated_search[0] ) ) {
139	return;
140	}
141
142	$translated_search = $translated_search[0];
143
144	/**
145	* Check and clear the translation
146	*/
147
148	// Remove leading/trailing punctuation added by translation API
149	$translated_search = trim( $translated_search, " \t\n\r\0\x0B.,;:!?\"'()[]{}…" );
150
151	// Clear translation
152	$translated_search = wplng_text_esc( $translated_search );
153
154	// Check if translation is not empty after cleaning
155	if ( '' === $translated_search ) {
156	return;
157	}
158
159	/**
160	* Replace the search text by the translation
161	*/
162
163	$query->set( 's', $translated_search );
164	}
165
166
167	/**
168	* Make search untranslated
169	*
170	* @param bool $is_translatable
171	* @return void
172	*/
173	function wplng_exclude_search( $is_translatable ) {
174	return $is_translatable && ! ( is_search() \|\| isset( $_GET['s'] ) );
175	}
176