Diff: STRATO-apps/wordpress_03/app/wp-includes/l10n.php

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1 + <?php
2 + /**
3 + * Core Translation API
4 + *
5 + * @package WordPress
6 + * @subpackage i18n
7 + * @since 1.2.0
8 + */
9 +
10 + /**
11 + * Retrieves the current locale.
12 + *
13 + * If the locale is set, then it will filter the locale in the {@see 'locale'}
14 + * filter hook and return the value.
15 + *
16 + * If the locale is not set already, then the WPLANG constant is used if it is
17 + * defined. Then it is filtered through the {@see 'locale'} filter hook and
18 + * the value for the locale global set and the locale is returned.
19 + *
20 + * The process to get the locale should only be done once, but the locale will
21 + * always be filtered using the {@see 'locale'} hook.
22 + *
23 + * @since 1.5.0
24 + *
25 + * @global string $locale The current locale.
26 + * @global string $wp_local_package Locale code of the package.
27 + *
28 + * @return string The locale of the blog or from the {@see 'locale'} hook.
29 + */
30 + function get_locale() {
31 + global $locale, $wp_local_package;
32 +
33 + if ( isset( $locale ) ) {
34 + /** This filter is documented in wp-includes/l10n.php */
35 + return apply_filters( 'locale', $locale );
36 + }
37 +
38 + if ( isset( $wp_local_package ) ) {
39 + $locale = $wp_local_package;
40 + }
41 +
42 + // WPLANG was defined in wp-config.
43 + if ( defined( 'WPLANG' ) ) {
44 + $locale = WPLANG;
45 + }
46 +
47 + // If multisite, check options.
48 + if ( is_multisite() ) {
49 + // Don't check blog option when installing.
50 + if ( wp_installing() ) {
51 + $ms_locale = get_site_option( 'WPLANG' );
52 + } else {
53 + $ms_locale = get_option( 'WPLANG' );
54 + if ( false === $ms_locale ) {
55 + $ms_locale = get_site_option( 'WPLANG' );
56 + }
57 + }
58 +
59 + if ( false !== $ms_locale ) {
60 + $locale = $ms_locale;
61 + }
62 + } else {
63 + $db_locale = get_option( 'WPLANG' );
64 + if ( false !== $db_locale ) {
65 + $locale = $db_locale;
66 + }
67 + }
68 +
69 + if ( empty( $locale ) ) {
70 + $locale = 'en_US';
71 + }
72 +
73 + /**
74 + * Filters the locale ID of the WordPress installation.
75 + *
76 + * @since 1.5.0
77 + *
78 + * @param string $locale The locale ID.
79 + */
80 + return apply_filters( 'locale', $locale );
81 + }
82 +
83 + /**
84 + * Retrieves the locale of a user.
85 + *
86 + * If the user has a locale set to a non-empty string then it will be
87 + * returned. Otherwise it returns the locale of get_locale().
88 + *
89 + * @since 4.7.0
90 + *
91 + * @param int|WP_User $user User's ID or a WP_User object. Defaults to current user.
92 + * @return string The locale of the user.
93 + */
94 + function get_user_locale( $user = 0 ) {
95 + $user_object = false;
96 +
97 + if ( 0 === $user && function_exists( 'wp_get_current_user' ) ) {
98 + $user_object = wp_get_current_user();
99 + } elseif ( $user instanceof WP_User ) {
100 + $user_object = $user;
101 + } elseif ( $user && is_numeric( $user ) ) {
102 + $user_object = get_user_by( 'id', $user );
103 + }
104 +
105 + if ( ! $user_object ) {
106 + return get_locale();
107 + }
108 +
109 + $locale = $user_object->locale;
110 +
111 + return $locale ? $locale : get_locale();
112 + }
113 +
114 + /**
115 + * Determines the current locale desired for the request.
116 + *
117 + * @since 5.0.0
118 + *
119 + * @global string $pagenow The filename of the current screen.
120 + * @global string $wp_local_package Locale code of the package.
121 + *
122 + * @return string The determined locale.
123 + */
124 + function determine_locale() {
125 + /**
126 + * Filters the locale for the current request prior to the default determination process.
127 + *
128 + * Using this filter allows to override the default logic, effectively short-circuiting the function.
129 + *
130 + * @since 5.0.0
131 + *
132 + * @param string|null $locale The locale to return and short-circuit. Default null.
133 + */
134 + $determined_locale = apply_filters( 'pre_determine_locale', null );
135 +
136 + if ( $determined_locale && is_string( $determined_locale ) ) {
137 + return $determined_locale;
138 + }
139 +
140 + if (
141 + isset( $GLOBALS['pagenow'] ) && 'wp-login.php' === $GLOBALS['pagenow'] &&
142 + ( ! empty( $_GET['wp_lang'] ) || ! empty( $_COOKIE['wp_lang'] ) )
143 + ) {
144 + if ( ! empty( $_GET['wp_lang'] ) ) {
145 + $determined_locale = sanitize_locale_name( $_GET['wp_lang'] );
146 + } else {
147 + $determined_locale = sanitize_locale_name( $_COOKIE['wp_lang'] );
148 + }
149 + } elseif (
150 + is_admin() ||
151 + ( isset( $_GET['_locale'] ) && 'user' === $_GET['_locale'] && wp_is_json_request() )
152 + ) {
153 + $determined_locale = get_user_locale();
154 + } elseif (
155 + ( ! empty( $_REQUEST['language'] ) || isset( $GLOBALS['wp_local_package'] ) )
156 + && wp_installing()
157 + ) {
158 + if ( ! empty( $_REQUEST['language'] ) ) {
159 + $determined_locale = sanitize_locale_name( $_REQUEST['language'] );
160 + } else {
161 + $determined_locale = $GLOBALS['wp_local_package'];
162 + }
163 + }
164 +
165 + if ( ! $determined_locale ) {
166 + $determined_locale = get_locale();
167 + }
168 +
169 + /**
170 + * Filters the locale for the current request.
171 + *
172 + * @since 5.0.0
173 + *
174 + * @param string $determined_locale The locale.
175 + */
176 + return apply_filters( 'determine_locale', $determined_locale );
177 + }
178 +
179 + /**
180 + * Retrieves the translation of $text.
181 + *
182 + * If there is no translation, or the text domain isn't loaded, the original text is returned.
183 + *
184 + * *Note:* Don't use translate() directly, use __() or related functions.
185 + *
186 + * @since 2.2.0
187 + * @since 5.5.0 Introduced `gettext-{$domain}` filter.
188 + *
189 + * @param string $text Text to translate.
190 + * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings.
191 + * Default 'default'.
192 + * @return string Translated text.
193 + */
194 + function translate( $text, $domain = 'default' ) {
195 + $translations = get_translations_for_domain( $domain );
196 + $translation = $translations->translate( $text );
197 +
198 + /**
199 + * Filters text with its translation.
200 + *
201 + * @since 2.0.11
202 + *
203 + * @param string $translation Translated text.
204 + * @param string $text Text to translate.
205 + * @param string $domain Text domain. Unique identifier for retrieving translated strings.
206 + */
207 + $translation = apply_filters( 'gettext', $translation, $text, $domain );
208 +
209 + /**
210 + * Filters text with its translation for a domain.
211 + *
212 + * The dynamic portion of the hook name, `$domain`, refers to the text domain.
213 + *
214 + * @since 5.5.0
215 + *
216 + * @param string $translation Translated text.
217 + * @param string $text Text to translate.
218 + * @param string $domain Text domain. Unique identifier for retrieving translated strings.
219 + */
220 + $translation = apply_filters( "gettext_{$domain}", $translation, $text, $domain );
221 +
222 + return $translation;
223 + }
224 +
225 + /**
226 + * Removes last item on a pipe-delimited string.
227 + *
228 + * Meant for removing the last item in a string, such as 'Role name|User role'. The original
229 + * string will be returned if no pipe '|' characters are found in the string.
230 + *
231 + * @since 2.8.0
232 + *
233 + * @param string $text A pipe-delimited string.
234 + * @return string Either $text or everything before the last pipe.
235 + */
236 + function before_last_bar( $text ) {
237 + $last_bar = strrpos( $text, '|' );
238 + if ( false === $last_bar ) {
239 + return $text;
240 + } else {
241 + return substr( $text, 0, $last_bar );
242 + }
243 + }
244 +
245 + /**
246 + * Retrieves the translation of $text in the context defined in $context.
247 + *
248 + * If there is no translation, or the text domain isn't loaded, the original text is returned.
249 + *
250 + * *Note:* Don't use translate_with_gettext_context() directly, use _x() or related functions.
251 + *
252 + * @since 2.8.0
253 + * @since 5.5.0 Introduced `gettext_with_context-{$domain}` filter.
254 + *
255 + * @param string $text Text to translate.
256 + * @param string $context Context information for the translators.
257 + * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings.
258 + * Default 'default'.
259 + * @return string Translated text on success, original text on failure.
260 + */
261 + function translate_with_gettext_context( $text, $context, $domain = 'default' ) {
262 + $translations = get_translations_for_domain( $domain );
263 + $translation = $translations->translate( $text, $context );
264 +
265 + /**
266 + * Filters text with its translation based on context information.
267 + *
268 + * @since 2.8.0
269 + *
270 + * @param string $translation Translated text.
271 + * @param string $text Text to translate.
272 + * @param string $context Context information for the translators.
273 + * @param string $domain Text domain. Unique identifier for retrieving translated strings.
274 + */
275 + $translation = apply_filters( 'gettext_with_context', $translation, $text, $context, $domain );
276 +
277 + /**
278 + * Filters text with its translation based on context information for a domain.
279 + *
280 + * The dynamic portion of the hook name, `$domain`, refers to the text domain.
281 + *
282 + * @since 5.5.0
283 + *
284 + * @param string $translation Translated text.
285 + * @param string $text Text to translate.
286 + * @param string $context Context information for the translators.
287 + * @param string $domain Text domain. Unique identifier for retrieving translated strings.
288 + */
289 + $translation = apply_filters( "gettext_with_context_{$domain}", $translation, $text, $context, $domain );
290 +
291 + return $translation;
292 + }
293 +
294 + /**
295 + * Retrieves the translation of $text.
296 + *
297 + * If there is no translation, or the text domain isn't loaded, the original text is returned.
298 + *
299 + * @since 2.1.0
300 + *
301 + * @param string $text Text to translate.
302 + * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings.
303 + * Default 'default'.
304 + * @return string Translated text.
305 + */
306 + function __( $text, $domain = 'default' ) {
307 + return translate( $text, $domain );
308 + }
309 +
310 + /**
311 + * Retrieves the translation of $text and escapes it for safe use in an attribute.
312 + *
313 + * If there is no translation, or the text domain isn't loaded, the original text is returned.
314 + *
315 + * @since 2.8.0
316 + *
317 + * @param string $text Text to translate.
318 + * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings.
319 + * Default 'default'.
320 + * @return string Translated text on success, original text on failure.
321 + */
322 + function esc_attr__( $text, $domain = 'default' ) {
323 + return esc_attr( translate( $text, $domain ) );
324 + }
325 +
326 + /**
327 + * Retrieves the translation of $text and escapes it for safe use in HTML output.
328 + *
329 + * If there is no translation, or the text domain isn't loaded, the original text
330 + * is escaped and returned.
331 + *
332 + * @since 2.8.0
333 + *
334 + * @param string $text Text to translate.
335 + * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings.
336 + * Default 'default'.
337 + * @return string Translated text.
338 + */
339 + function esc_html__( $text, $domain = 'default' ) {
340 + return esc_html( translate( $text, $domain ) );
341 + }
342 +
343 + /**
344 + * Displays translated text.
345 + *
346 + * @since 1.2.0
347 + *
348 + * @param string $text Text to translate.
349 + * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings.
350 + * Default 'default'.
351 + */
352 + function _e( $text, $domain = 'default' ) {
353 + echo translate( $text, $domain );
354 + }
355 +
356 + /**
357 + * Displays translated text that has been escaped for safe use in an attribute.
358 + *
359 + * Encodes `< > & " '` (less than, greater than, ampersand, double quote, single quote).
360 + * Will never double encode entities.
361 + *
362 + * If you need the value for use in PHP, use esc_attr__().
363 + *
364 + * @since 2.8.0
365 + *
366 + * @param string $text Text to translate.
367 + * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings.
368 + * Default 'default'.
369 + */
370 + function esc_attr_e( $text, $domain = 'default' ) {
371 + echo esc_attr( translate( $text, $domain ) );
372 + }
373 +
374 + /**
375 + * Displays translated text that has been escaped for safe use in HTML output.
376 + *
377 + * If there is no translation, or the text domain isn't loaded, the original text
378 + * is escaped and displayed.
379 + *
380 + * If you need the value for use in PHP, use esc_html__().
381 + *
382 + * @since 2.8.0
383 + *
384 + * @param string $text Text to translate.
385 + * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings.
386 + * Default 'default'.
387 + */
388 + function esc_html_e( $text, $domain = 'default' ) {
389 + echo esc_html( translate( $text, $domain ) );
390 + }
391 +
392 + /**
393 + * Retrieves translated string with gettext context.
394 + *
395 + * Quite a few times, there will be collisions with similar translatable text
396 + * found in more than two places, but with different translated context.
397 + *
398 + * By including the context in the pot file, translators can translate the two
399 + * strings differently.
400 + *
401 + * @since 2.8.0
402 + *
403 + * @param string $text Text to translate.
404 + * @param string $context Context information for the translators.
405 + * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings.
406 + * Default 'default'.
407 + * @return string Translated context string without pipe.
408 + */
409 + function _x( $text, $context, $domain = 'default' ) {
410 + return translate_with_gettext_context( $text, $context, $domain );
411 + }
412 +
413 + /**
414 + * Displays translated string with gettext context.
415 + *
416 + * @since 3.0.0
417 + *
418 + * @param string $text Text to translate.
419 + * @param string $context Context information for the translators.
420 + * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings.
421 + * Default 'default'.
422 + */
423 + function _ex( $text, $context, $domain = 'default' ) {
424 + echo _x( $text, $context, $domain );
425 + }
426 +
427 + /**
428 + * Translates string with gettext context, and escapes it for safe use in an attribute.
429 + *
430 + * If there is no translation, or the text domain isn't loaded, the original text
431 + * is escaped and returned.
432 + *
433 + * @since 2.8.0
434 + *
435 + * @param string $text Text to translate.
436 + * @param string $context Context information for the translators.
437 + * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings.
438 + * Default 'default'.
439 + * @return string Translated text.
440 + */
441 + function esc_attr_x( $text, $context, $domain = 'default' ) {
442 + return esc_attr( translate_with_gettext_context( $text, $context, $domain ) );
443 + }
444 +
445 + /**
446 + * Translates string with gettext context, and escapes it for safe use in HTML output.
447 + *
448 + * If there is no translation, or the text domain isn't loaded, the original text
449 + * is escaped and returned.
450 + *
451 + * @since 2.9.0
452 + *
453 + * @param string $text Text to translate.
454 + * @param string $context Context information for the translators.
455 + * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings.
456 + * Default 'default'.
457 + * @return string Translated text.
458 + */
459 + function esc_html_x( $text, $context, $domain = 'default' ) {
460 + return esc_html( translate_with_gettext_context( $text, $context, $domain ) );
461 + }
462 +
463 + /**
464 + * Translates and retrieves the singular or plural form based on the supplied number.
465 + *
466 + * Used when you want to use the appropriate form of a string based on whether a
467 + * number is singular or plural.
468 + *
469 + * Example:
470 + *
471 + * printf( _n( '%s person', '%s people', $count, 'text-domain' ), number_format_i18n( $count ) );
472 + *
473 + * @since 2.8.0
474 + * @since 5.5.0 Introduced `ngettext-{$domain}` filter.
475 + *
476 + * @param string $single The text to be used if the number is singular.
477 + * @param string $plural The text to be used if the number is plural.
478 + * @param int $number The number to compare against to use either the singular or plural form.
479 + * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings.
480 + * Default 'default'.
481 + * @return string The translated singular or plural form.
482 + */
483 + function _n( $single, $plural, $number, $domain = 'default' ) {
484 + $translations = get_translations_for_domain( $domain );
485 + $translation = $translations->translate_plural( $single, $plural, $number );
486 +
487 + /**
488 + * Filters the singular or plural form of a string.
489 + *
490 + * @since 2.2.0
491 + *
492 + * @param string $translation Translated text.
493 + * @param string $single The text to be used if the number is singular.
494 + * @param string $plural The text to be used if the number is plural.
495 + * @param int $number The number to compare against to use either the singular or plural form.
496 + * @param string $domain Text domain. Unique identifier for retrieving translated strings.
497 + */
498 + $translation = apply_filters( 'ngettext', $translation, $single, $plural, $number, $domain );
499 +
500 + /**
501 + * Filters the singular or plural form of a string for a domain.
502 + *
503 + * The dynamic portion of the hook name, `$domain`, refers to the text domain.
504 + *
505 + * @since 5.5.0
506 + *
507 + * @param string $translation Translated text.
508 + * @param string $single The text to be used if the number is singular.
509 + * @param string $plural The text to be used if the number is plural.
510 + * @param int $number The number to compare against to use either the singular or plural form.
511 + * @param string $domain Text domain. Unique identifier for retrieving translated strings.
512 + */
513 + $translation = apply_filters( "ngettext_{$domain}", $translation, $single, $plural, $number, $domain );
514 +
515 + return $translation;
516 + }
517 +
518 + /**
519 + * Translates and retrieves the singular or plural form based on the supplied number, with gettext context.
520 + *
521 + * This is a hybrid of _n() and _x(). It supports context and plurals.
522 + *
523 + * Used when you want to use the appropriate form of a string with context based on whether a
524 + * number is singular or plural.
525 + *
526 + * Example of a generic phrase which is disambiguated via the context parameter:
527 + *
528 + * printf( _nx( '%s group', '%s groups', $people, 'group of people', 'text-domain' ), number_format_i18n( $people ) );
529 + * printf( _nx( '%s group', '%s groups', $animals, 'group of animals', 'text-domain' ), number_format_i18n( $animals ) );
530 + *
531 + * @since 2.8.0
532 + * @since 5.5.0 Introduced `ngettext_with_context-{$domain}` filter.
533 + *
534 + * @param string $single The text to be used if the number is singular.
535 + * @param string $plural The text to be used if the number is plural.
536 + * @param int $number The number to compare against to use either the singular or plural form.
537 + * @param string $context Context information for the translators.
538 + * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings.
539 + * Default 'default'.
540 + * @return string The translated singular or plural form.
541 + */
542 + function _nx( $single, $plural, $number, $context, $domain = 'default' ) {
543 + $translations = get_translations_for_domain( $domain );
544 + $translation = $translations->translate_plural( $single, $plural, $number, $context );
545 +
546 + /**
547 + * Filters the singular or plural form of a string with gettext context.
548 + *
549 + * @since 2.8.0
550 + *
551 + * @param string $translation Translated text.
552 + * @param string $single The text to be used if the number is singular.
553 + * @param string $plural The text to be used if the number is plural.
554 + * @param int $number The number to compare against to use either the singular or plural form.
555 + * @param string $context Context information for the translators.
556 + * @param string $domain Text domain. Unique identifier for retrieving translated strings.
557 + */
558 + $translation = apply_filters( 'ngettext_with_context', $translation, $single, $plural, $number, $context, $domain );
559 +
560 + /**
561 + * Filters the singular or plural form of a string with gettext context for a domain.
562 + *
563 + * The dynamic portion of the hook name, `$domain`, refers to the text domain.
564 + *
565 + * @since 5.5.0
566 + *
567 + * @param string $translation Translated text.
568 + * @param string $single The text to be used if the number is singular.
569 + * @param string $plural The text to be used if the number is plural.
570 + * @param int $number The number to compare against to use either the singular or plural form.
571 + * @param string $context Context information for the translators.
572 + * @param string $domain Text domain. Unique identifier for retrieving translated strings.
573 + */
574 + $translation = apply_filters( "ngettext_with_context_{$domain}", $translation, $single, $plural, $number, $context, $domain );
575 +
576 + return $translation;
577 + }
578 +
579 + /**
580 + * Registers plural strings in POT file, but does not translate them.
581 + *
582 + * Used when you want to keep structures with translatable plural
583 + * strings and use them later when the number is known.
584 + *
585 + * Example:
586 + *
587 + * $message = _n_noop( '%s post', '%s posts', 'text-domain' );
588 + * ...
589 + * printf( translate_nooped_plural( $message, $count, 'text-domain' ), number_format_i18n( $count ) );
590 + *
591 + * @since 2.5.0
592 + *
593 + * @param string $singular Singular form to be localized.
594 + * @param string $plural Plural form to be localized.
595 + * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings.
596 + * Default null.
597 + * @return array {
598 + * Array of translation information for the strings.
599 + *
600 + * @type string $0 Singular form to be localized. No longer used.
601 + * @type string $1 Plural form to be localized. No longer used.
602 + * @type string $singular Singular form to be localized.
603 + * @type string $plural Plural form to be localized.
604 + * @type null $context Context information for the translators.
605 + * @type string|null $domain Text domain.
606 + * }
607 + */
608 + function _n_noop( $singular, $plural, $domain = null ) {
609 + return array(
610 + 0 => $singular,
611 + 1 => $plural,
612 + 'singular' => $singular,
613 + 'plural' => $plural,
614 + 'context' => null,
615 + 'domain' => $domain,
616 + );
617 + }
618 +
619 + /**
620 + * Registers plural strings with gettext context in POT file, but does not translate them.
621 + *
622 + * Used when you want to keep structures with translatable plural
623 + * strings and use them later when the number is known.
624 + *
625 + * Example of a generic phrase which is disambiguated via the context parameter:
626 + *
627 + * $messages = array(
628 + * 'people' => _nx_noop( '%s group', '%s groups', 'people', 'text-domain' ),
629 + * 'animals' => _nx_noop( '%s group', '%s groups', 'animals', 'text-domain' ),
630 + * );
631 + * ...
632 + * $message = $messages[ $type ];
633 + * printf( translate_nooped_plural( $message, $count, 'text-domain' ), number_format_i18n( $count ) );
634 + *
635 + * @since 2.8.0
636 + *
637 + * @param string $singular Singular form to be localized.
638 + * @param string $plural Plural form to be localized.
639 + * @param string $context Context information for the translators.
640 + * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings.
641 + * Default null.
642 + * @return array {
643 + * Array of translation information for the strings.
644 + *
645 + * @type string $0 Singular form to be localized. No longer used.
646 + * @type string $1 Plural form to be localized. No longer used.
647 + * @type string $2 Context information for the translators. No longer used.
648 + * @type string $singular Singular form to be localized.
649 + * @type string $plural Plural form to be localized.
650 + * @type string $context Context information for the translators.
651 + * @type string|null $domain Text domain.
652 + * }
653 + */
654 + function _nx_noop( $singular, $plural, $context, $domain = null ) {
655 + return array(
656 + 0 => $singular,
657 + 1 => $plural,
658 + 2 => $context,
659 + 'singular' => $singular,
660 + 'plural' => $plural,
661 + 'context' => $context,
662 + 'domain' => $domain,
663 + );
664 + }
665 +
666 + /**
667 + * Translates and returns the singular or plural form of a string that's been registered
668 + * with _n_noop() or _nx_noop().
669 + *
670 + * Used when you want to use a translatable plural string once the number is known.
671 + *
672 + * Example:
673 + *
674 + * $message = _n_noop( '%s post', '%s posts', 'text-domain' );
675 + * ...
676 + * printf( translate_nooped_plural( $message, $count, 'text-domain' ), number_format_i18n( $count ) );
677 + *
678 + * @since 3.1.0
679 + *
680 + * @param array $nooped_plural {
681 + * Array that is usually a return value from _n_noop() or _nx_noop().
682 + *
683 + * @type string $singular Singular form to be localized.
684 + * @type string $plural Plural form to be localized.
685 + * @type string|null $context Context information for the translators.
686 + * @type string|null $domain Text domain.
687 + * }
688 + * @param int $count Number of objects.
689 + * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. If $nooped_plural contains
690 + * a text domain passed to _n_noop() or _nx_noop(), it will override this value. Default 'default'.
691 + * @return string Either $singular or $plural translated text.
692 + */
693 + function translate_nooped_plural( $nooped_plural, $count, $domain = 'default' ) {
694 + if ( $nooped_plural['domain'] ) {
695 + $domain = $nooped_plural['domain'];
696 + }
697 +
698 + if ( $nooped_plural['context'] ) {
699 + return _nx( $nooped_plural['singular'], $nooped_plural['plural'], $count, $nooped_plural['context'], $domain );
700 + } else {
701 + return _n( $nooped_plural['singular'], $nooped_plural['plural'], $count, $domain );
702 + }
703 + }
704 +
705 + /**
706 + * Loads a .mo file into the text domain $domain.
707 + *
708 + * If the text domain already exists, the translations will be merged. If both
709 + * sets have the same string, the translation from the original value will be taken.
710 + *
711 + * On success, the .mo file will be placed in the $l10n global by $domain
712 + * and will be a MO object.
713 + *
714 + * @since 1.5.0
715 + * @since 6.1.0 Added the `$locale` parameter.
716 + *
717 + * @global MO[] $l10n An array of all currently loaded text domains.
718 + * @global MO[] $l10n_unloaded An array of all text domains that have been unloaded again.
719 + * @global WP_Textdomain_Registry $wp_textdomain_registry WordPress Textdomain Registry.
720 + *
721 + * @param string $domain Text domain. Unique identifier for retrieving translated strings.
722 + * @param string $mofile Path to the .mo file.
723 + * @param string $locale Optional. Locale. Default is the current locale.
724 + * @return bool True on success, false on failure.
725 + */
726 + function load_textdomain( $domain, $mofile, $locale = null ) {
727 + /** @var WP_Textdomain_Registry $wp_textdomain_registry */
728 + global $l10n, $l10n_unloaded, $wp_textdomain_registry;
729 +
730 + $l10n_unloaded = (array) $l10n_unloaded;
731 +
732 + if ( ! is_string( $domain ) ) {
733 + return false;
734 + }
735 +
736 + /**
737 + * Filters whether to short-circuit loading .mo file.
738 + *
739 + * Returning a non-null value from the filter will effectively short-circuit
740 + * the loading, returning the passed value instead.
741 + *
742 + * @since 6.3.0
743 + *
744 + * @param bool|null $loaded The result of loading a .mo file. Default null.
745 + * @param string $domain Text domain. Unique identifier for retrieving translated strings.
746 + * @param string $mofile Path to the MO file.
747 + * @param string|null $locale Locale.
748 + */
749 + $loaded = apply_filters( 'pre_load_textdomain', null, $domain, $mofile, $locale );
750 + if ( null !== $loaded ) {
751 + if ( true === $loaded ) {
752 + unset( $l10n_unloaded[ $domain ] );
753 + }
754 +
755 + return $loaded;
756 + }
757 +
758 + /**
759 + * Filters whether to override the .mo file loading.
760 + *
761 + * @since 2.9.0
762 + * @since 6.2.0 Added the `$locale` parameter.
763 + *
764 + * @param bool $override Whether to override the .mo file loading. Default false.
765 + * @param string $domain Text domain. Unique identifier for retrieving translated strings.
766 + * @param string $mofile Path to the MO file.
767 + * @param string|null $locale Locale.
768 + */
769 + $plugin_override = apply_filters( 'override_load_textdomain', false, $domain, $mofile, $locale );
770 +
771 + if ( true === (bool) $plugin_override ) {
772 + unset( $l10n_unloaded[ $domain ] );
773 +
774 + return true;
775 + }
776 +
777 + /**
778 + * Fires before the MO translation file is loaded.
779 + *
780 + * @since 2.9.0
781 + *
782 + * @param string $domain Text domain. Unique identifier for retrieving translated strings.
783 + * @param string $mofile Path to the .mo file.
784 + */
785 + do_action( 'load_textdomain', $domain, $mofile );
786 +
787 + /**
788 + * Filters MO file path for loading translations for a specific text domain.
789 + *
790 + * @since 2.9.0
791 + *
792 + * @param string $mofile Path to the MO file.
793 + * @param string $domain Text domain. Unique identifier for retrieving translated strings.
794 + */
795 + $mofile = apply_filters( 'load_textdomain_mofile', $mofile, $domain );
796 +
797 + if ( ! $locale ) {
798 + $locale = determine_locale();
799 + }
800 +
801 + $i18n_controller = WP_Translation_Controller::get_instance();
802 +
803 + // Ensures the correct locale is set as the current one, in case it was filtered.
804 + $i18n_controller->set_locale( $locale );
805 +
806 + /**
807 + * Filters the preferred file format for translation files.
808 + *
809 + * Can be used to disable the use of PHP files for translations.
810 + *
811 + * @since 6.5.0
812 + *
813 + * @param string $preferred_format Preferred file format. Possible values: 'php', 'mo'. Default: 'php'.
814 + * @param string $domain The text domain.
815 + */
816 + $preferred_format = apply_filters( 'translation_file_format', 'php', $domain );
817 + if ( ! in_array( $preferred_format, array( 'php', 'mo' ), true ) ) {
818 + $preferred_format = 'php';
819 + }
820 +
821 + $translation_files = array();
822 +
823 + if ( 'mo' !== $preferred_format ) {
824 + $translation_files[] = substr_replace( $mofile, ".l10n.$preferred_format", - strlen( '.mo' ) );
825 + }
826 +
827 + $translation_files[] = $mofile;
828 +
829 + foreach ( $translation_files as $file ) {
830 + /**
831 + * Filters the file path for loading translations for the given text domain.
832 + *
833 + * Similar to the {@see 'load_textdomain_mofile'} filter with the difference that
834 + * the file path could be for an MO or PHP file.
835 + *
836 + * @since 6.5.0
837 + * @since 6.6.0 Added the `$locale` parameter.
838 + *
839 + * @param string $file Path to the translation file to load.
840 + * @param string $domain The text domain.
841 + * @param string $locale The locale.
842 + */
843 + $file = (string) apply_filters( 'load_translation_file', $file, $domain, $locale );
844 +
845 + $success = $i18n_controller->load_file( $file, $domain, $locale );
846 +
847 + if ( $success ) {
848 + if ( isset( $l10n[ $domain ] ) && $l10n[ $domain ] instanceof MO ) {
849 + $i18n_controller->load_file( $l10n[ $domain ]->get_filename(), $domain, $locale );
850 + }
851 +
852 + // Unset NOOP_Translations reference in get_translations_for_domain().
853 + unset( $l10n[ $domain ] );
854 +
855 + $l10n[ $domain ] = new WP_Translations( $i18n_controller, $domain );
856 +
857 + $wp_textdomain_registry->set( $domain, $locale, dirname( $file ) );
858 +
859 + return true;
860 + }
861 + }
862 +
863 + return false;
864 + }
865 +
866 + /**
867 + * Unloads translations for a text domain.
868 + *
869 + * @since 3.0.0
870 + * @since 6.1.0 Added the `$reloadable` parameter.
871 + *
872 + * @global MO[] $l10n An array of all currently loaded text domains.
873 + * @global MO[] $l10n_unloaded An array of all text domains that have been unloaded again.
874 + *
875 + * @param string $domain Text domain. Unique identifier for retrieving translated strings.
876 + * @param bool $reloadable Whether the text domain can be loaded just-in-time again.
877 + * @return bool Whether textdomain was unloaded.
878 + */
879 + function unload_textdomain( $domain, $reloadable = false ) {
880 + global $l10n, $l10n_unloaded;
881 +
882 + $l10n_unloaded = (array) $l10n_unloaded;
883 +
884 + /**
885 + * Filters whether to override the text domain unloading.
886 + *
887 + * @since 3.0.0
888 + * @since 6.1.0 Added the `$reloadable` parameter.
889 + *
890 + * @param bool $override Whether to override the text domain unloading. Default false.
891 + * @param string $domain Text domain. Unique identifier for retrieving translated strings.
892 + * @param bool $reloadable Whether the text domain can be loaded just-in-time again.
893 + */
894 + $plugin_override = apply_filters( 'override_unload_textdomain', false, $domain, $reloadable );
895 +
896 + if ( $plugin_override ) {
897 + if ( ! $reloadable ) {
898 + $l10n_unloaded[ $domain ] = true;
899 + }
900 +
901 + return true;
902 + }
903 +
904 + /**
905 + * Fires before the text domain is unloaded.
906 + *
907 + * @since 3.0.0
908 + * @since 6.1.0 Added the `$reloadable` parameter.
909 + *
910 + * @param string $domain Text domain. Unique identifier for retrieving translated strings.
911 + * @param bool $reloadable Whether the text domain can be loaded just-in-time again.
912 + */
913 + do_action( 'unload_textdomain', $domain, $reloadable );
914 +
915 + // Since multiple locales are supported, reloadable text domains don't actually need to be unloaded.
916 + if ( ! $reloadable ) {
917 + WP_Translation_Controller::get_instance()->unload_textdomain( $domain );
918 + }
919 +
920 + if ( isset( $l10n[ $domain ] ) ) {
921 + if ( $l10n[ $domain ] instanceof NOOP_Translations ) {
922 + unset( $l10n[ $domain ] );
923 +
924 + return false;
925 + }
926 +
927 + unset( $l10n[ $domain ] );
928 +
929 + if ( ! $reloadable ) {
930 + $l10n_unloaded[ $domain ] = true;
931 + }
932 +
933 + return true;
934 + }
935 +
936 + return false;
937 + }
938 +
939 + /**
940 + * Loads default translated strings based on locale.
941 + *
942 + * Loads the .mo file in WP_LANG_DIR constant path from WordPress root.
943 + * The translated (.mo) file is named based on the locale.
944 + *
945 + * @see load_textdomain()
946 + *
947 + * @since 1.5.0
948 + *
949 + * @param string $locale Optional. Locale to load. Default is the value of get_locale().
950 + * @return bool Whether the textdomain was loaded.
951 + */
952 + function load_default_textdomain( $locale = null ) {
953 + if ( null === $locale ) {
954 + $locale = determine_locale();
955 + }
956 +
957 + // Unload previously loaded strings so we can switch translations.
958 + unload_textdomain( 'default', true );
959 +
960 + $return = load_textdomain( 'default', WP_LANG_DIR . "/$locale.mo", $locale );
961 +
962 + if ( ( is_multisite() || ( defined( 'WP_INSTALLING_NETWORK' ) && WP_INSTALLING_NETWORK ) ) && ! file_exists( WP_LANG_DIR . "/admin-$locale.mo" ) ) {
963 + load_textdomain( 'default', WP_LANG_DIR . "/ms-$locale.mo", $locale );
964 + return $return;
965 + }
966 +
967 + if ( is_admin() || wp_installing() || ( defined( 'WP_REPAIRING' ) && WP_REPAIRING ) || doing_action( 'wp_maybe_auto_update' ) ) {
968 + load_textdomain( 'default', WP_LANG_DIR . "/admin-$locale.mo", $locale );
969 + }
970 +
971 + if ( is_network_admin() || ( defined( 'WP_INSTALLING_NETWORK' ) && WP_INSTALLING_NETWORK ) ) {
972 + load_textdomain( 'default', WP_LANG_DIR . "/admin-network-$locale.mo", $locale );
973 + }
974 +
975 + return $return;
976 + }
977 +
978 + /**
979 + * Loads a plugin's translated strings.
980 + *
981 + * If the path is not given then it will be the root of the plugin directory.
982 + *
983 + * The .mo file should be named based on the text domain with a dash, and then the locale exactly.
984 + *
985 + * @since 1.5.0
986 + * @since 4.6.0 The function now tries to load the .mo file from the languages directory first.
987 + * @since 6.7.0 Translations are no longer immediately loaded, but handed off to the just-in-time loading mechanism.
988 + *
989 + * @global WP_Textdomain_Registry $wp_textdomain_registry WordPress Textdomain Registry.
990 + * @global array<string, WP_Translations|NOOP_Translations> $l10n An array of all currently loaded text domains.
991 + *
992 + * @param string $domain Unique identifier for retrieving translated strings
993 + * @param string|false $deprecated Optional. Deprecated. Use the $plugin_rel_path parameter instead.
994 + * Default false.
995 + * @param string|false $plugin_rel_path Optional. Relative path to WP_PLUGIN_DIR where the .mo file resides.
996 + * Default false.
997 + * @return bool True when textdomain is successfully loaded, false otherwise.
998 + */
999 + function load_plugin_textdomain( $domain, $deprecated = false, $plugin_rel_path = false ) {
1000 + /** @var WP_Textdomain_Registry $wp_textdomain_registry */
1001 + /** @var array<string, WP_Translations|NOOP_Translations> $l10n */
1002 + global $wp_textdomain_registry, $l10n;
1003 +
1004 + if ( ! is_string( $domain ) ) {
1005 + return false;
1006 + }
1007 +
1008 + if ( false !== $plugin_rel_path ) {
1009 + $path = WP_PLUGIN_DIR . '/' . trim( $plugin_rel_path, '/' );
1010 + } elseif ( false !== $deprecated ) {
1011 + _deprecated_argument( __FUNCTION__, '2.7.0' );
1012 + $path = ABSPATH . trim( $deprecated, '/' );
1013 + } else {
1014 + $path = WP_PLUGIN_DIR;
1015 + }
1016 +
1017 + $wp_textdomain_registry->set_custom_path( $domain, $path );
1018 +
1019 + // If just-in-time loading was triggered before, reset the entry so it can be tried again.
1020 + if ( isset( $l10n[ $domain ] ) && $l10n[ $domain ] instanceof NOOP_Translations ) {
1021 + unset( $l10n[ $domain ] );
1022 + }
1023 +
1024 + return true;
1025 + }
1026 +
1027 + /**
1028 + * Loads the translated strings for a plugin residing in the mu-plugins directory.
1029 + *
1030 + * @since 3.0.0
1031 + * @since 4.6.0 The function now tries to load the .mo file from the languages directory first.
1032 + * @since 6.7.0 Translations are no longer immediately loaded, but handed off to the just-in-time loading mechanism.
1033 + *
1034 + * @global WP_Textdomain_Registry $wp_textdomain_registry WordPress Textdomain Registry.
1035 + * @global array<string, WP_Translations|NOOP_Translations> $l10n An array of all currently loaded text domains.
1036 + *
1037 + * @param string $domain Text domain. Unique identifier for retrieving translated strings.
1038 + * @param string $mu_plugin_rel_path Optional. Relative to `WPMU_PLUGIN_DIR` directory in which the .mo
1039 + * file resides. Default empty string.
1040 + * @return bool True when textdomain is successfully loaded, false otherwise.
1041 + */
1042 + function load_muplugin_textdomain( $domain, $mu_plugin_rel_path = '' ) {
1043 + /** @var WP_Textdomain_Registry $wp_textdomain_registry */
1044 + /** @var array<string, WP_Translations|NOOP_Translations> $l10n */
1045 + global $wp_textdomain_registry, $l10n;
1046 +
1047 + if ( ! is_string( $domain ) ) {
1048 + return false;
1049 + }
1050 +
1051 + $path = WPMU_PLUGIN_DIR . '/' . ltrim( $mu_plugin_rel_path, '/' );
1052 +
1053 + $wp_textdomain_registry->set_custom_path( $domain, $path );
1054 +
1055 + // If just-in-time loading was triggered before, reset the entry so it can be tried again.
1056 + if ( isset( $l10n[ $domain ] ) && $l10n[ $domain ] instanceof NOOP_Translations ) {
1057 + unset( $l10n[ $domain ] );
1058 + }
1059 +
1060 + return true;
1061 + }
1062 +
1063 + /**
1064 + * Loads the theme's translated strings.
1065 + *
1066 + * If the current locale exists as a .mo file in the theme's root directory, it
1067 + * will be included in the translated strings by the $domain.
1068 + *
1069 + * The .mo files must be named based on the locale exactly.
1070 + *
1071 + * @since 1.5.0
1072 + * @since 4.6.0 The function now tries to load the .mo file from the languages directory first.
1073 + * @since 6.7.0 Translations are no longer immediately loaded, but handed off to the just-in-time loading mechanism.
1074 + *
1075 + * @global WP_Textdomain_Registry $wp_textdomain_registry WordPress Textdomain Registry.
1076 + * @global array<string, WP_Translations|NOOP_Translations> $l10n An array of all currently loaded text domains.
1077 + *
1078 + * @param string $domain Text domain. Unique identifier for retrieving translated strings.
1079 + * @param string|false $path Optional. Path to the directory containing the .mo file.
1080 + * Default false.
1081 + * @return bool True when textdomain is successfully loaded, false otherwise.
1082 + */
1083 + function load_theme_textdomain( $domain, $path = false ) {
1084 + /** @var WP_Textdomain_Registry $wp_textdomain_registry */
1085 + /** @var array<string, WP_Translations|NOOP_Translations> $l10n */
1086 + global $wp_textdomain_registry, $l10n;
1087 +
1088 + if ( ! is_string( $domain ) ) {
1089 + return false;
1090 + }
1091 +
1092 + if ( ! $path ) {
1093 + $path = get_template_directory();
1094 + }
1095 +
1096 + $wp_textdomain_registry->set_custom_path( $domain, $path );
1097 +
1098 + // If just-in-time loading was triggered before, reset the entry so it can be tried again.
1099 + if ( isset( $l10n[ $domain ] ) && $l10n[ $domain ] instanceof NOOP_Translations ) {
1100 + unset( $l10n[ $domain ] );
1101 + }
1102 +
1103 + return true;
1104 + }
1105 +
1106 + /**
1107 + * Loads the child theme's translated strings.
1108 + *
1109 + * If the current locale exists as a .mo file in the child theme's
1110 + * root directory, it will be included in the translated strings by the $domain.
1111 + *
1112 + * The .mo files must be named based on the locale exactly.
1113 + *
1114 + * @since 2.9.0
1115 + *
1116 + * @param string $domain Text domain. Unique identifier for retrieving translated strings.
1117 + * @param string|false $path Optional. Path to the directory containing the .mo file.
1118 + * Default false.
1119 + * @return bool True when the theme textdomain is successfully loaded, false otherwise.
1120 + */
1121 + function load_child_theme_textdomain( $domain, $path = false ) {
1122 + if ( ! $path ) {
1123 + $path = get_stylesheet_directory();
1124 + }
1125 + return load_theme_textdomain( $domain, $path );
1126 + }
1127 +
1128 + /**
1129 + * Loads the script translated strings.
1130 + *
1131 + * @since 5.0.0
1132 + * @since 5.0.2 Uses load_script_translations() to load translation data.
1133 + * @since 5.1.0 The `$domain` parameter was made optional.
1134 + *
1135 + * @see WP_Scripts::set_translations()
1136 + *
1137 + * @global WP_Textdomain_Registry $wp_textdomain_registry WordPress Textdomain Registry.
1138 + *
1139 + * @param string $handle Name of the script to register a translation domain to.
1140 + * @param string $domain Optional. Text domain. Default 'default'.
1141 + * @param string $path Optional. The full file path to the directory containing translation files.
1142 + * @return string|false The translated strings in JSON encoding on success,
1143 + * false if the script textdomain could not be loaded.
1144 + */
1145 + function load_script_textdomain( $handle, $domain = 'default', $path = '' ) {
1146 + /** @var WP_Textdomain_Registry $wp_textdomain_registry */
1147 + global $wp_textdomain_registry;
1148 +
1149 + $wp_scripts = wp_scripts();
1150 +
1151 + if ( ! isset( $wp_scripts->registered[ $handle ] ) ) {
1152 + return false;
1153 + }
1154 +
1155 + $locale = determine_locale();
1156 +
1157 + if ( ! $path ) {
1158 + $path = $wp_textdomain_registry->get( $domain, $locale );
1159 + }
1160 +
1161 + $path = untrailingslashit( $path );
1162 +
1163 + // If a path was given and the handle file exists simply return it.
1164 + $file_base = 'default' === $domain ? $locale : $domain . '-' . $locale;
1165 + $handle_filename = $file_base . '-' . $handle . '.json';
1166 +
1167 + if ( $path ) {
1168 + $translations = load_script_translations( $path . '/' . $handle_filename, $handle, $domain );
1169 +
1170 + if ( $translations ) {
1171 + return $translations;
1172 + }
1173 + }
1174 +
1175 + $src = $wp_scripts->registered[ $handle ]->src;
1176 +
1177 + if ( ! preg_match( '|^(https?:)?//|', $src ) && ! ( $wp_scripts->content_url && str_starts_with( $src, $wp_scripts->content_url ) ) ) {
1178 + $src = $wp_scripts->base_url . $src;
1179 + }
1180 +
1181 + $relative = false;
1182 + $languages_path = WP_LANG_DIR;
1183 +
1184 + $src_url = wp_parse_url( $src );
1185 + $content_url = wp_parse_url( content_url() );
1186 + $plugins_url = wp_parse_url( plugins_url() );
1187 + $site_url = wp_parse_url( site_url() );
1188 + $theme_root = get_theme_root();
1189 +
1190 + // If the host is the same or it's a relative URL.
1191 + if (
1192 + ( ! isset( $content_url['path'] ) || str_starts_with( $src_url['path'], $content_url['path'] ) ) &&
1193 + ( ! isset( $src_url['host'] ) || ! isset( $content_url['host'] ) || $src_url['host'] === $content_url['host'] )
1194 + ) {
1195 + // Make the src relative the specific plugin or theme.
1196 + if ( isset( $content_url['path'] ) ) {
1197 + $relative = substr( $src_url['path'], strlen( $content_url['path'] ) );
1198 + } else {
1199 + $relative = $src_url['path'];
1200 + }
1201 + $relative = trim( $relative, '/' );
1202 + $relative = explode( '/', $relative );
1203 +
1204 + /*
1205 + * Ensure correct languages path when using a custom `WP_PLUGIN_DIR` / `WP_PLUGIN_URL` configuration,
1206 + * a custom theme root, and/or using Multisite with subdirectories.
1207 + * See https://core.trac.wordpress.org/ticket/60891 and https://core.trac.wordpress.org/ticket/62016.
1208 + */
1209 +
1210 + $theme_dir = array_slice( explode( '/', $theme_root ), -1 );
1211 + $dirname = $theme_dir[0] === $relative[0] ? 'themes' : 'plugins';
1212 +
1213 + $languages_path = WP_LANG_DIR . '/' . $dirname;
1214 +
1215 + $relative = array_slice( $relative, 2 ); // Remove plugins/<plugin name> or themes/<theme name>.
1216 + $relative = implode( '/', $relative );
1217 + } elseif (
1218 + ( ! isset( $plugins_url['path'] ) || str_starts_with( $src_url['path'], $plugins_url['path'] ) ) &&
1219 + ( ! isset( $src_url['host'] ) || ! isset( $plugins_url['host'] ) || $src_url['host'] === $plugins_url['host'] )
1220 + ) {
1221 + // Make the src relative the specific plugin.
1222 + if ( isset( $plugins_url['path'] ) ) {
1223 + $relative = substr( $src_url['path'], strlen( $plugins_url['path'] ) );
1224 + } else {
1225 + $relative = $src_url['path'];
1226 + }
1227 + $relative = trim( $relative, '/' );
1228 + $relative = explode( '/', $relative );
1229 +
1230 + $languages_path = WP_LANG_DIR . '/plugins';
1231 +
1232 + $relative = array_slice( $relative, 1 ); // Remove <plugin name>.
1233 + $relative = implode( '/', $relative );
1234 + } elseif ( ! isset( $src_url['host'] ) || ! isset( $site_url['host'] ) || $src_url['host'] === $site_url['host'] ) {
1235 + if ( ! isset( $site_url['path'] ) ) {
1236 + $relative = trim( $src_url['path'], '/' );
1237 + } elseif ( str_starts_with( $src_url['path'], trailingslashit( $site_url['path'] ) ) ) {
1238 + // Make the src relative to the WP root.
1239 + $relative = substr( $src_url['path'], strlen( $site_url['path'] ) );
1240 + $relative = trim( $relative, '/' );
1241 + }
1242 + }
1243 +
1244 + /**
1245 + * Filters the relative path of scripts used for finding translation files.
1246 + *
1247 + * @since 5.0.2
1248 + *
1249 + * @param string|false $relative The relative path of the script. False if it could not be determined.
1250 + * @param string $src The full source URL of the script.
1251 + */
1252 + $relative = apply_filters( 'load_script_textdomain_relative_path', $relative, $src );
1253 +
1254 + // If the source is not from WP.
1255 + if ( false === $relative ) {
1256 + return load_script_translations( false, $handle, $domain );
1257 + }
1258 +
1259 + // Translations are always based on the unminified filename.
1260 + if ( str_ends_with( $relative, '.min.js' ) ) {
1261 + $relative = substr( $relative, 0, -7 ) . '.js';
1262 + }
1263 +
1264 + $md5_filename = $file_base . '-' . md5( $relative ) . '.json';
1265 +
1266 + if ( $path ) {
1267 + $translations = load_script_translations( $path . '/' . $md5_filename, $handle, $domain );
1268 +
1269 + if ( $translations ) {
1270 + return $translations;
1271 + }
1272 + }
1273 +
1274 + $translations = load_script_translations( $languages_path . '/' . $md5_filename, $handle, $domain );
1275 +
1276 + if ( $translations ) {
1277 + return $translations;
1278 + }
1279 +
1280 + return load_script_translations( false, $handle, $domain );
1281 + }
1282 +
1283 + /**
1284 + * Loads the translation data for the given script handle and text domain.
1285 + *
1286 + * @since 5.0.2
1287 + *
1288 + * @param string|false $file Path to the translation file to load. False if there isn't one.
1289 + * @param string $handle Name of the script to register a translation domain to.
1290 + * @param string $domain The text domain.
1291 + * @return string|false The JSON-encoded translated strings for the given script handle and text domain.
1292 + * False if there are none.
1293 + */
1294 + function load_script_translations( $file, $handle, $domain ) {
1295 + /**
1296 + * Pre-filters script translations for the given file, script handle and text domain.
1297 + *
1298 + * Returning a non-null value allows to override the default logic, effectively short-circuiting the function.
1299 + *
1300 + * @since 5.0.2
1301 + *
1302 + * @param string|false|null $translations JSON-encoded translation data. Default null.
1303 + * @param string|false $file Path to the translation file to load. False if there isn't one.
1304 + * @param string $handle Name of the script to register a translation domain to.
1305 + * @param string $domain The text domain.
1306 + */
1307 + $translations = apply_filters( 'pre_load_script_translations', null, $file, $handle, $domain );
1308 +
1309 + if ( null !== $translations ) {
1310 + return $translations;
1311 + }
1312 +
1313 + /**
1314 + * Filters the file path for loading script translations for the given script handle and text domain.
1315 + *
1316 + * @since 5.0.2
1317 + *
1318 + * @param string|false $file Path to the translation file to load. False if there isn't one.
1319 + * @param string $handle Name of the script to register a translation domain to.
1320 + * @param string $domain The text domain.
1321 + */
1322 + $file = apply_filters( 'load_script_translation_file', $file, $handle, $domain );
1323 +
1324 + if ( ! $file || ! is_readable( $file ) ) {
1325 + return false;
1326 + }
1327 +
1328 + $translations = file_get_contents( $file );
1329 +
1330 + /**
1331 + * Filters script translations for the given file, script handle and text domain.
1332 + *
1333 + * @since 5.0.2
1334 + *
1335 + * @param string $translations JSON-encoded translation data.
1336 + * @param string $file Path to the translation file that was loaded.
1337 + * @param string $handle Name of the script to register a translation domain to.
1338 + * @param string $domain The text domain.
1339 + */
1340 + return apply_filters( 'load_script_translations', $translations, $file, $handle, $domain );
1341 + }
1342 +
1343 + /**
1344 + * Loads plugin and theme text domains just-in-time.
1345 + *
1346 + * When a textdomain is encountered for the first time, we try to load
1347 + * the translation file from `wp-content/languages`, removing the need
1348 + * to call load_plugin_textdomain() or load_theme_textdomain().
1349 + *
1350 + * @since 4.6.0
1351 + * @access private
1352 + *
1353 + * @global MO[] $l10n_unloaded An array of all text domains that have been unloaded again.
1354 + * @global WP_Textdomain_Registry $wp_textdomain_registry WordPress Textdomain Registry.
1355 + *
1356 + * @param string $domain Text domain. Unique identifier for retrieving translated strings.
1357 + * @return bool True when the textdomain is successfully loaded, false otherwise.
1358 + */
1359 + function _load_textdomain_just_in_time( $domain ) {
1360 + /** @var WP_Textdomain_Registry $wp_textdomain_registry */
1361 + global $l10n_unloaded, $wp_textdomain_registry;
1362 +
1363 + $l10n_unloaded = (array) $l10n_unloaded;
1364 +
1365 + // Short-circuit if domain is 'default' which is reserved for core.
1366 + if ( 'default' === $domain || isset( $l10n_unloaded[ $domain ] ) ) {
1367 + return false;
1368 + }
1369 +
1370 + if ( ! $wp_textdomain_registry->has( $domain ) ) {
1371 + return false;
1372 + }
1373 +
1374 + $locale = determine_locale();
1375 + $path = $wp_textdomain_registry->get( $domain, $locale );
1376 + if ( ! $path ) {
1377 + return false;
1378 + }
1379 +
1380 + if ( ! doing_action( 'after_setup_theme' ) && ! did_action( 'after_setup_theme' ) ) {
1381 + _doing_it_wrong(
1382 + __FUNCTION__,
1383 + sprintf(
1384 + /* translators: 1: The text domain. 2: 'init'. */
1385 + __( 'Translation loading for the %1$s domain was triggered too early. This is usually an indicator for some code in the plugin or theme running too early. Translations should be loaded at the %2$s action or later.' ),
1386 + '<code>' . $domain . '</code>',
1387 + '<code>init</code>'
1388 + ),
1389 + '6.7.0'
1390 + );
1391 + }
1392 +
1393 + // Themes with their language directory outside of WP_LANG_DIR have a different file name.
1394 + $template_directory = trailingslashit( get_template_directory() );
1395 + $stylesheet_directory = trailingslashit( get_stylesheet_directory() );
1396 + if ( str_starts_with( $path, $template_directory ) || str_starts_with( $path, $stylesheet_directory ) ) {
1397 + $mofile = "{$path}{$locale}.mo";
1398 + } else {
1399 + $mofile = "{$path}{$domain}-{$locale}.mo";
1400 + }
1401 +
1402 + return load_textdomain( $domain, $mofile, $locale );
1403 + }
1404 +
1405 + /**
1406 + * Returns the Translations instance for a text domain.
1407 + *
1408 + * If there isn't one, returns empty Translations instance.
1409 + *
1410 + * @since 2.8.0
1411 + *
1412 + * @global MO[] $l10n An array of all currently loaded text domains.
1413 + *
1414 + * @param string $domain Text domain. Unique identifier for retrieving translated strings.
1415 + * @return Translations|NOOP_Translations A Translations instance.
1416 + */
1417 + function get_translations_for_domain( $domain ) {
1418 + global $l10n;
1419 + if ( isset( $l10n[ $domain ] ) || ( _load_textdomain_just_in_time( $domain ) && isset( $l10n[ $domain ] ) ) ) {
1420 + return $l10n[ $domain ];
1421 + }
1422 +
1423 + static $noop_translations = null;
1424 + if ( null === $noop_translations ) {
1425 + $noop_translations = new NOOP_Translations();
1426 + }
1427 +
1428 + $l10n[ $domain ] = &$noop_translations;
1429 +
1430 + return $noop_translations;
1431 + }
1432 +
1433 + /**
1434 + * Determines whether there are translations for the text domain.
1435 + *
1436 + * @since 3.0.0
1437 + *
1438 + * @global MO[] $l10n An array of all currently loaded text domains.
1439 + *
1440 + * @param string $domain Text domain. Unique identifier for retrieving translated strings.
1441 + * @return bool Whether there are translations.
1442 + */
1443 + function is_textdomain_loaded( $domain ) {
1444 + global $l10n;
1445 + return isset( $l10n[ $domain ] ) && ! $l10n[ $domain ] instanceof NOOP_Translations;
1446 + }
1447 +
1448 + /**
1449 + * Translates role name.
1450 + *
1451 + * Since the role names are in the database and not in the source there
1452 + * are dummy gettext calls to get them into the POT file and this function
1453 + * properly translates them back.
1454 + *
1455 + * The before_last_bar() call is needed, because older installations keep the roles
1456 + * using the old context format: 'Role name|User role' and just skipping the
1457 + * content after the last bar is easier than fixing them in the DB. New installations
1458 + * won't suffer from that problem.
1459 + *
1460 + * @since 2.8.0
1461 + * @since 5.2.0 Added the `$domain` parameter.
1462 + *
1463 + * @param string $name The role name.
1464 + * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings.
1465 + * Default 'default'.
1466 + * @return string Translated role name on success, original name on failure.
1467 + */
1468 + function translate_user_role( $name, $domain = 'default' ) {
1469 + return translate_with_gettext_context( before_last_bar( $name ), 'User role', $domain );
1470 + }
1471 +
1472 + /**
1473 + * Gets all available languages based on the presence of *.mo and *.l10n.php files in a given directory.
1474 + *
1475 + * The default directory is WP_LANG_DIR.
1476 + *
1477 + * @since 3.0.0
1478 + * @since 4.7.0 The results are now filterable with the {@see 'get_available_languages'} filter.
1479 + * @since 6.5.0 The initial file list is now cached and also takes into account *.l10n.php files.
1480 + *
1481 + * @global WP_Textdomain_Registry $wp_textdomain_registry WordPress Textdomain Registry.
1482 + *
1483 + * @param string $dir A directory to search for language files.
1484 + * Default WP_LANG_DIR.
1485 + * @return string[] An array of language codes or an empty array if no languages are present.
1486 + * Language codes are formed by stripping the file extension from the language file names.
1487 + */
1488 + function get_available_languages( $dir = null ) {
1489 + global $wp_textdomain_registry;
1490 +
1491 + $languages = array();
1492 +
1493 + $path = is_null( $dir ) ? WP_LANG_DIR : $dir;
1494 + $lang_files = $wp_textdomain_registry->get_language_files_from_path( $path );
1495 +
1496 + if ( $lang_files ) {
1497 + foreach ( $lang_files as $lang_file ) {
1498 + $lang_file = basename( $lang_file, '.mo' );
1499 + $lang_file = basename( $lang_file, '.l10n.php' );
1500 +
1501 + if ( ! str_starts_with( $lang_file, 'continents-cities' ) && ! str_starts_with( $lang_file, 'ms-' ) &&
1502 + ! str_starts_with( $lang_file, 'admin-' ) ) {
1503 + $languages[] = $lang_file;
1504 + }
1505 + }
1506 + }
1507 +
1508 + /**
1509 + * Filters the list of available language codes.
1510 + *
1511 + * @since 4.7.0
1512 + *
1513 + * @param string[] $languages An array of available language codes.
1514 + * @param string $dir The directory where the language files were found.
1515 + */
1516 + return apply_filters( 'get_available_languages', array_unique( $languages ), $dir );
1517 + }
1518 +
1519 + /**
1520 + * Gets installed translations.
1521 + *
1522 + * Looks in the wp-content/languages directory for translations of
1523 + * plugins or themes.
1524 + *
1525 + * @since 3.7.0
1526 + *
1527 + * @global WP_Textdomain_Registry $wp_textdomain_registry WordPress Textdomain Registry.
1528 + *
1529 + * @param string $type What to search for. Accepts 'plugins', 'themes', 'core'.
1530 + * @return array Array of language data.
1531 + */
1532 + function wp_get_installed_translations( $type ) {
1533 + global $wp_textdomain_registry;
1534 +
1535 + if ( 'themes' !== $type && 'plugins' !== $type && 'core' !== $type ) {
1536 + return array();
1537 + }
1538 +
1539 + $dir = 'core' === $type ? WP_LANG_DIR : WP_LANG_DIR . "/$type";
1540 +
1541 + if ( ! is_dir( $dir ) ) {
1542 + return array();
1543 + }
1544 +
1545 + $files = $wp_textdomain_registry->get_language_files_from_path( $dir );
1546 + if ( ! $files ) {
1547 + return array();
1548 + }
1549 +
1550 + $language_data = array();
1551 +
1552 + foreach ( $files as $file ) {
1553 + if ( ! preg_match( '/(?:(.+)-)?([a-z]{2,3}(?:_[A-Z]{2})?(?:_[a-z0-9]+)?)\.(?:mo|l10n\.php)/', basename( $file ), $match ) ) {
1554 + continue;
1555 + }
1556 +
1557 + list( , $textdomain, $language ) = $match;
1558 + if ( '' === $textdomain ) {
1559 + $textdomain = 'default';
1560 + }
1561 +
1562 + if ( str_ends_with( $file, '.mo' ) ) {
1563 + $pofile = substr_replace( $file, '.po', - strlen( '.mo' ) );
1564 +
1565 + if ( ! file_exists( $pofile ) ) {
1566 + continue;
1567 + }
1568 +
1569 + $language_data[ $textdomain ][ $language ] = wp_get_pomo_file_data( $pofile );
1570 + } else {
1571 + $pofile = substr_replace( $file, '.po', - strlen( '.l10n.php' ) );
1572 +
1573 + // If both a PO and a PHP file exist, prefer the PO file.
1574 + if ( file_exists( $pofile ) ) {
1575 + continue;
1576 + }
1577 +
1578 + $language_data[ $textdomain ][ $language ] = wp_get_l10n_php_file_data( $file );
1579 + }
1580 + }
1581 + return $language_data;
1582 + }
1583 +
1584 + /**
1585 + * Extracts headers from a PO file.
1586 + *
1587 + * @since 3.7.0
1588 + *
1589 + * @param string $po_file Path to PO file.
1590 + * @return string[] Array of PO file header values keyed by header name.
1591 + */
1592 + function wp_get_pomo_file_data( $po_file ) {
1593 + $headers = get_file_data(
1594 + $po_file,
1595 + array(
1596 + 'POT-Creation-Date' => '"POT-Creation-Date',
1597 + 'PO-Revision-Date' => '"PO-Revision-Date',
1598 + 'Project-Id-Version' => '"Project-Id-Version',
1599 + 'X-Generator' => '"X-Generator',
1600 + )
1601 + );
1602 + foreach ( $headers as $header => $value ) {
1603 + // Remove possible contextual '\n' and closing double quote.
1604 + $headers[ $header ] = preg_replace( '~(\\\n)?"$~', '', $value );
1605 + }
1606 + return $headers;
1607 + }
1608 +
1609 + /**
1610 + * Extracts headers from a PHP translation file.
1611 + *
1612 + * @since 6.6.0
1613 + *
1614 + * @param string $php_file Path to a `.l10n.php` file.
1615 + * @return string[] Array of file header values keyed by header name.
1616 + */
1617 + function wp_get_l10n_php_file_data( $php_file ) {
1618 + $data = (array) include $php_file;
1619 +
1620 + unset( $data['messages'] );
1621 + $headers = array(
1622 + 'POT-Creation-Date' => 'pot-creation-date',
1623 + 'PO-Revision-Date' => 'po-revision-date',
1624 + 'Project-Id-Version' => 'project-id-version',
1625 + 'X-Generator' => 'x-generator',
1626 + );
1627 +
1628 + $result = array(
1629 + 'POT-Creation-Date' => '',
1630 + 'PO-Revision-Date' => '',
1631 + 'Project-Id-Version' => '',
1632 + 'X-Generator' => '',
1633 + );
1634 +
1635 + foreach ( $headers as $po_header => $php_header ) {
1636 + if ( isset( $data[ $php_header ] ) ) {
1637 + $result[ $po_header ] = $data[ $php_header ];
1638 + }
1639 + }
1640 +
1641 + return $result;
1642 + }
1643 +
1644 + /**
1645 + * Displays or returns a Language selector.
1646 + *
1647 + * @since 4.0.0
1648 + * @since 4.3.0 Introduced the `echo` argument.
1649 + * @since 4.7.0 Introduced the `show_option_site_default` argument.
1650 + * @since 5.1.0 Introduced the `show_option_en_us` argument.
1651 + * @since 5.9.0 Introduced the `explicit_option_en_us` argument.
1652 + *
1653 + * @see get_available_languages()
1654 + * @see wp_get_available_translations()
1655 + *
1656 + * @param string|array $args {
1657 + * Optional. Array or string of arguments for outputting the language selector.
1658 + *
1659 + * @type string $id ID attribute of the select element. Default 'locale'.
1660 + * @type string $name Name attribute of the select element. Default 'locale'.
1661 + * @type string[] $languages List of installed languages, contain only the locales.
1662 + * Default empty array.
1663 + * @type array $translations List of available translations. Default result of
1664 + * wp_get_available_translations().
1665 + * @type string $selected Language which should be selected. Default empty.
1666 + * @type bool|int $echo Whether to echo the generated markup. Accepts 0, 1, or their
1667 + * boolean equivalents. Default 1.
1668 + * @type bool $show_available_translations Whether to show available translations. Default true.
1669 + * @type bool $show_option_site_default Whether to show an option to fall back to the site's locale. Default false.
1670 + * @type bool $show_option_en_us Whether to show an option for English (United States). Default true.
1671 + * @type bool $explicit_option_en_us Whether the English (United States) option uses an explicit value of en_US
1672 + * instead of an empty value. Default false.
1673 + * }
1674 + * @return string HTML dropdown list of languages.
1675 + */
1676 + function wp_dropdown_languages( $args = array() ) {
1677 +
1678 + $parsed_args = wp_parse_args(
1679 + $args,
1680 + array(
1681 + 'id' => 'locale',
1682 + 'name' => 'locale',
1683 + 'languages' => array(),
1684 + 'translations' => array(),
1685 + 'selected' => '',
1686 + 'echo' => 1,
1687 + 'show_available_translations' => true,
1688 + 'show_option_site_default' => false,
1689 + 'show_option_en_us' => true,
1690 + 'explicit_option_en_us' => false,
1691 + )
1692 + );
1693 +
1694 + // Bail if no ID or no name.
1695 + if ( ! $parsed_args['id'] || ! $parsed_args['name'] ) {
1696 + return;
1697 + }
1698 +
1699 + // English (United States) uses an empty string for the value attribute.
1700 + if ( 'en_US' === $parsed_args['selected'] && ! $parsed_args['explicit_option_en_us'] ) {
1701 + $parsed_args['selected'] = '';
1702 + }
1703 +
1704 + $translations = $parsed_args['translations'];
1705 + if ( empty( $translations ) ) {
1706 + require_once ABSPATH . 'wp-admin/includes/translation-install.php';
1707 + $translations = wp_get_available_translations();
1708 + }
1709 +
1710 + /*
1711 + * $parsed_args['languages'] should only contain the locales. Find the locale in
1712 + * $translations to get the native name. Fall back to locale.
1713 + */
1714 + $languages = array();
1715 + foreach ( $parsed_args['languages'] as $locale ) {
1716 + if ( isset( $translations[ $locale ] ) ) {
1717 + $translation = $translations[ $locale ];
1718 + $languages[] = array(
1719 + 'language' => $translation['language'],
1720 + 'native_name' => $translation['native_name'],
1721 + 'lang' => current( $translation['iso'] ),
1722 + );
1723 +
1724 + // Remove installed language from available translations.
1725 + unset( $translations[ $locale ] );
1726 + } else {
1727 + $languages[] = array(
1728 + 'language' => $locale,
1729 + 'native_name' => $locale,
1730 + 'lang' => '',
1731 + );
1732 + }
1733 + }
1734 +
1735 + $translations_available = ( ! empty( $translations ) && $parsed_args['show_available_translations'] );
1736 +
1737 + // Holds the HTML markup.
1738 + $structure = array();
1739 +
1740 + // List installed languages.
1741 + if ( $translations_available ) {
1742 + $structure[] = '<optgroup label="' . esc_attr_x( 'Installed', 'translations' ) . '">';
1743 + }
1744 +
1745 + // Site default.
1746 + if ( $parsed_args['show_option_site_default'] ) {
1747 + $structure[] = sprintf(
1748 + '<option value="site-default" data-installed="1"%s>%s</option>',
1749 + selected( 'site-default', $parsed_args['selected'], false ),
1750 + _x( 'Site Default', 'default site language' )
1751 + );
1752 + }
1753 +
1754 + if ( $parsed_args['show_option_en_us'] ) {
1755 + $value = ( $parsed_args['explicit_option_en_us'] ) ? 'en_US' : '';
1756 + $structure[] = sprintf(
1757 + '<option value="%s" lang="en" data-installed="1"%s>English (United States)</option>',
1758 + esc_attr( $value ),
1759 + selected( '', $parsed_args['selected'], false )
1760 + );
1761 + }
1762 +
1763 + // List installed languages.
1764 + foreach ( $languages as $language ) {
1765 + $structure[] = sprintf(
1766 + '<option value="%s" lang="%s"%s data-installed="1">%s</option>',
1767 + esc_attr( $language['language'] ),
1768 + esc_attr( $language['lang'] ),
1769 + selected( $language['language'], $parsed_args['selected'], false ),
1770 + esc_html( $language['native_name'] )
1771 + );
1772 + }
1773 + if ( $translations_available ) {
1774 + $structure[] = '</optgroup>';
1775 + }
1776 +
1777 + // List available translations.
1778 + if ( $translations_available ) {
1779 + $structure[] = '<optgroup label="' . esc_attr_x( 'Available', 'translations' ) . '">';
1780 + foreach ( $translations as $translation ) {
1781 + $structure[] = sprintf(
1782 + '<option value="%s" lang="%s"%s>%s</option>',
1783 + esc_attr( $translation['language'] ),
1784 + esc_attr( current( $translation['iso'] ) ),
1785 + selected( $translation['language'], $parsed_args['selected'], false ),
1786 + esc_html( $translation['native_name'] )
1787 + );
1788 + }
1789 + $structure[] = '</optgroup>';
1790 + }
1791 +
1792 + // Combine the output string.
1793 + $output = sprintf( '<select name="%s" id="%s">', esc_attr( $parsed_args['name'] ), esc_attr( $parsed_args['id'] ) );
1794 + $output .= implode( "\n", $structure );
1795 + $output .= '</select>';
1796 +
1797 + if ( $parsed_args['echo'] ) {
1798 + echo $output;
1799 + }
1800 +
1801 + return $output;
1802 + }
1803 +
1804 + /**
1805 + * Determines whether the current locale is right-to-left (RTL).
1806 + *
1807 + * For more information on this and similar theme functions, check out
1808 + * the {@link https://developer.wordpress.org/themes/basics/conditional-tags/
1809 + * Conditional Tags} article in the Theme Developer Handbook.
1810 + *
1811 + * @since 3.0.0
1812 + *
1813 + * @global WP_Locale $wp_locale WordPress date and time locale object.
1814 + *
1815 + * @return bool Whether locale is RTL.
1816 + */
1817 + function is_rtl() {
1818 + global $wp_locale;
1819 + if ( ! ( $wp_locale instanceof WP_Locale ) ) {
1820 + return false;
1821 + }
1822 + return $wp_locale->is_rtl();
1823 + }
1824 +
1825 + /**
1826 + * Switches the translations according to the given locale.
1827 + *
1828 + * @since 4.7.0
1829 + *
1830 + * @global WP_Locale_Switcher $wp_locale_switcher WordPress locale switcher object.
1831 + *
1832 + * @param string $locale The locale.
1833 + * @return bool True on success, false on failure.
1834 + */
1835 + function switch_to_locale( $locale ) {
1836 + /* @var WP_Locale_Switcher $wp_locale_switcher */
1837 + global $wp_locale_switcher;
1838 +
1839 + if ( ! $wp_locale_switcher ) {
1840 + return false;
1841 + }
1842 +
1843 + return $wp_locale_switcher->switch_to_locale( $locale );
1844 + }
1845 +
1846 + /**
1847 + * Switches the translations according to the given user's locale.
1848 + *
1849 + * @since 6.2.0
1850 + *
1851 + * @global WP_Locale_Switcher $wp_locale_switcher WordPress locale switcher object.
1852 + *
1853 + * @param int $user_id User ID.
1854 + * @return bool True on success, false on failure.
1855 + */
1856 + function switch_to_user_locale( $user_id ) {
1857 + /* @var WP_Locale_Switcher $wp_locale_switcher */
1858 + global $wp_locale_switcher;
1859 +
1860 + if ( ! $wp_locale_switcher ) {
1861 + return false;
1862 + }
1863 +
1864 + return $wp_locale_switcher->switch_to_user_locale( $user_id );
1865 + }
1866 +
1867 + /**
1868 + * Restores the translations according to the previous locale.
1869 + *
1870 + * @since 4.7.0
1871 + *
1872 + * @global WP_Locale_Switcher $wp_locale_switcher WordPress locale switcher object.
1873 + *
1874 + * @return string|false Locale on success, false on error.
1875 + */
1876 + function restore_previous_locale() {
1877 + /* @var WP_Locale_Switcher $wp_locale_switcher */
1878 + global $wp_locale_switcher;
1879 +
1880 + if ( ! $wp_locale_switcher ) {
1881 + return false;
1882 + }
1883 +
1884 + return $wp_locale_switcher->restore_previous_locale();
1885 + }
1886 +
1887 + /**
1888 + * Restores the translations according to the original locale.
1889 + *
1890 + * @since 4.7.0
1891 + *
1892 + * @global WP_Locale_Switcher $wp_locale_switcher WordPress locale switcher object.
1893 + *
1894 + * @return string|false Locale on success, false on error.
1895 + */
1896 + function restore_current_locale() {
1897 + /* @var WP_Locale_Switcher $wp_locale_switcher */
1898 + global $wp_locale_switcher;
1899 +
1900 + if ( ! $wp_locale_switcher ) {
1901 + return false;
1902 + }
1903 +
1904 + return $wp_locale_switcher->restore_current_locale();
1905 + }
1906 +
1907 + /**
1908 + * Determines whether switch_to_locale() is in effect.
1909 + *
1910 + * @since 4.7.0
1911 + *
1912 + * @global WP_Locale_Switcher $wp_locale_switcher WordPress locale switcher object.
1913 + *
1914 + * @return bool True if the locale has been switched, false otherwise.
1915 + */
1916 + function is_locale_switched() {
1917 + /* @var WP_Locale_Switcher $wp_locale_switcher */
1918 + global $wp_locale_switcher;
1919 +
1920 + return $wp_locale_switcher->is_switched();
1921 + }
1922 +
1923 + /**
1924 + * Translates the provided settings value using its i18n schema.
1925 + *
1926 + * @since 5.9.0
1927 + * @access private
1928 + *
1929 + * @param string|string[]|array[]|object $i18n_schema I18n schema for the setting.
1930 + * @param string|string[]|array[] $settings Value for the settings.
1931 + * @param string $textdomain Textdomain to use with translations.
1932 + *
1933 + * @return string|string[]|array[] Translated settings.
1934 + */
1935 + function translate_settings_using_i18n_schema( $i18n_schema, $settings, $textdomain ) {
1936 + if ( empty( $i18n_schema ) || empty( $settings ) || empty( $textdomain ) ) {
1937 + return $settings;
1938 + }
1939 +
1940 + if ( is_string( $i18n_schema ) && is_string( $settings ) ) {
1941 + return translate_with_gettext_context( $settings, $i18n_schema, $textdomain );
1942 + }
1943 + if ( is_array( $i18n_schema ) && is_array( $settings ) ) {
1944 + $translated_settings = array();
1945 + foreach ( $settings as $value ) {
1946 + $translated_settings[] = translate_settings_using_i18n_schema( $i18n_schema[0], $value, $textdomain );
1947 + }
1948 + return $translated_settings;
1949 + }
1950 + if ( is_object( $i18n_schema ) && is_array( $settings ) ) {
1951 + $group_key = '*';
1952 + $translated_settings = array();
1953 + foreach ( $settings as $key => $value ) {
1954 + if ( isset( $i18n_schema->$key ) ) {
1955 + $translated_settings[ $key ] = translate_settings_using_i18n_schema( $i18n_schema->$key, $value, $textdomain );
1956 + } elseif ( isset( $i18n_schema->$group_key ) ) {
1957 + $translated_settings[ $key ] = translate_settings_using_i18n_schema( $i18n_schema->$group_key, $value, $textdomain );
1958 + } else {
1959 + $translated_settings[ $key ] = $value;
1960 + }
1961 + }
1962 + return $translated_settings;
1963 + }
1964 + return $settings;
1965 + }
1966 +
1967 + /**
1968 + * Retrieves the list item separator based on the locale.
1969 + *
1970 + * @since 6.0.0
1971 + *
1972 + * @global WP_Locale $wp_locale WordPress date and time locale object.
1973 + *
1974 + * @return string Locale-specific list item separator.
1975 + */
1976 + function wp_get_list_item_separator() {
1977 + global $wp_locale;
1978 +
1979 + if ( ! ( $wp_locale instanceof WP_Locale ) ) {
1980 + // Default value of WP_Locale::get_list_item_separator().
1981 + /* translators: Used between list items, there is a space after the comma. */
1982 + return __( ', ' );
1983 + }
1984 +
1985 + return $wp_locale->get_list_item_separator();
1986 + }
1987 +
1988 + /**
1989 + * Retrieves the word count type based on the locale.
1990 + *
1991 + * @since 6.2.0
1992 + *
1993 + * @global WP_Locale $wp_locale WordPress date and time locale object.
1994 + *
1995 + * @return string Locale-specific word count type. Possible values are `characters_excluding_spaces`,
1996 + * `characters_including_spaces`, or `words`. Defaults to `words`.
1997 + */
1998 + function wp_get_word_count_type() {
1999 + global $wp_locale;
2000 +
2001 + if ( ! ( $wp_locale instanceof WP_Locale ) ) {
2002 + // Default value of WP_Locale::get_word_count_type().
2003 + return 'words';
2004 + }
2005 +
2006 + return $wp_locale->get_word_count_type();
2007 + }
2008 +
2009 + /**
2010 + * Returns a boolean to indicate whether a translation exists for a given string with optional text domain and locale.
2011 + *
2012 + * @since 6.7.0
2013 + *
2014 + * @param string $singular Singular translation to check.
2015 + * @param string $textdomain Optional. Text domain. Default 'default'.
2016 + * @param ?string $locale Optional. Locale. Default current locale.
2017 + * @return bool True if the translation exists, false otherwise.
2018 + */
2019 + function has_translation( string $singular, string $textdomain = 'default', ?string $locale = null ): bool {
2020 + return WP_Translation_Controller::get_instance()->has_translation( $singular, $textdomain, $locale );
2021 + }
2022 +