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PATH: home / lab2454c / sothebankuab.com / wp-includes

<?php
/**
 * Locale API: WP_Locale_Switcher class
 *
 * @package WordPress
 * @subpackage i18n
 * @since 4.7.0
 */

/**
 * Core class used for switching locales.
 *
 * @since 4.7.0
 */
class WP_Locale_Switcher {
	/**
	 * Locale stack.
	 *
	 * @since 4.7.0
	 * @var string[]
	 */
	private $locales = array();

/**
	 * Original locale.
	 *
	 * @since 4.7.0
	 * @var string
	 */
	private $original_locale;

/**
	 * Holds all available languages.
	 *
	 * @since 4.7.0
	 * @var array An array of language codes (file names without the .mo extension).
	 */
	private $available_languages = array();

/**
	 * Constructor.
	 *
	 * Stores the original locale as well as a list of all available languages.
	 *
	 * @since 4.7.0
	 */
	public function __construct() {
		$this->original_locale     = determine_locale();
		$this->available_languages = array_merge( array( 'en_US' ), get_available_languages() );
	}

/**
	 * Initializes the locale switcher.
	 *
	 * Hooks into the {@see 'locale'} filter to change the locale on the fly.
	 *
	 * @since 4.7.0
	 */
	public function init() {
		add_filter( 'locale', array( $this, 'filter_locale' ) );
	}

/**
	 * Switches the translations according to the given locale.
	 *
	 * @since 4.7.0
	 *
	 * @param string $locale The locale to switch to.
	 * @return bool True on success, false on failure.
	 */
	public function switch_to_locale( $locale ) {
		$current_locale = determine_locale();
		if ( $current_locale === $locale ) {
			return false;
		}

if ( ! in_array( $locale, $this->available_languages, true ) ) {
			return false;
		}

$this->locales[] = $locale;

$this->change_locale( $locale );

/**
		 * Fires when the locale is switched.
		 *
		 * @since 4.7.0
		 *
		 * @param string $locale The new locale.
		 */
		do_action( 'switch_locale', $locale );

return true;
	}

/**
	 * Restores the translations according to the previous locale.
	 *
	 * @since 4.7.0
	 *
	 * @return string|false Locale on success, false on failure.
	 */
	public function restore_previous_locale() {
		$previous_locale = array_pop( $this->locales );

if ( null === $previous_locale ) {
			// The stack is empty, bail.
			return false;
		}

$locale = end( $this->locales );

if ( ! $locale ) {
			// There's nothing left in the stack: go back to the original locale.
			$locale = $this->original_locale;
		}

$this->change_locale( $locale );

/**
		 * Fires when the locale is restored to the previous one.
		 *
		 * @since 4.7.0
		 *
		 * @param string $locale          The new locale.
		 * @param string $previous_locale The previous locale.
		 */
		do_action( 'restore_previous_locale', $locale, $previous_locale );

return $locale;
	}

/**
	 * Restores the translations according to the original locale.
	 *
	 * @since 4.7.0
	 *
	 * @return string|false Locale on success, false on failure.
	 */
	public function restore_current_locale() {
		if ( empty( $this->locales ) ) {
			return false;
		}

$this->locales = array( $this->original_locale );

return $this->restore_previous_locale();
	}

/**
	 * Whether switch_to_locale() is in effect.
	 *
	 * @since 4.7.0
	 *
	 * @return bool True if the locale has been switched, false otherwise.
	 */
	public function is_switched() {
		return ! empty( $this->locales );
	}

/**
	 * Filters the locale of the WordPress installation.
	 *
	 * @since 4.7.0
	 *
	 * @param string $locale The locale of the WordPress installation.
	 * @return string The locale currently being switched to.
	 */
	public function filter_locale( $locale ) {
		$switched_locale = end( $this->locales );

if ( $switched_locale ) {
			return $switched_locale;
		}

return $locale;
	}

/**
	 * Load translations for a given locale.
	 *
	 * When switching to a locale, translations for this locale must be loaded from scratch.
	 *
	 * @since 4.7.0
	 *
	 * @global Mo[] $l10n An array of all currently loaded text domains.
	 *
	 * @param string $locale The locale to load translations for.
	 */
	private function load_translations( $locale ) {
		global $l10n;

$domains = $l10n ? array_keys( $l10n ) : array();

load_default_textdomain( $locale );

foreach ( $domains as $domain ) {
			if ( 'default' === $domain ) {
				continue;
			}

unload_textdomain( $domain );
			get_translations_for_domain( $domain );
		}
	}

/**
	 * Changes the site's locale to the given one.
	 *
	 * Loads the translations, changes the global `$wp_locale` object and updates
	 * all post type labels.
	 *
	 * @since 4.7.0
	 *
	 * @global WP_Locale $wp_locale WordPress date and time locale object.
	 *
	 * @param string $locale The locale to change to.
	 */
	private function change_locale( $locale ) {
		// Reset translation availability information.
		_get_path_to_translation( null, true );

$this->load_translations( $locale );

$GLOBALS['wp_locale'] = new WP_Locale();

/**
		 * Fires when the locale is switched to or restored.
		 *
		 * @since 4.7.0
		 *
		 * @param string $locale The new locale.
		 */
		do_action( 'change_locale', $locale );
	}
}

[+] ..
[-] class-wp-block-pattern-categories-registry.php [edit]
[-] session.php [edit]
[-] category.php [edit]
[-] http.php [edit]
[-] class-wp-editor.php [edit]
[-] atomlib.php [edit]
[+] js
[-] https-migration.php [edit]
[-] class-phpmailer.php [edit]
[-] theme.php [edit]
[-] class-wp-user-request.php [edit]
[-] feed-rdf.php [edit]
[-] functions.wp-scripts.php [edit]
[-] registration.php [edit]
[-] block-template.php [edit]
[-] shortcodes.php [edit]
[-] class-wp-oembed-controller.php [edit]
[-] class-wp-dependency.php [edit]
[+] block-supports
[+] widgets
[-] class-wp-comment-query.php [edit]
[-] class-wp-hook.php [edit]
[-] ms-site.php [edit]
[+] random_compat
[-] deprecated.php [edit]
[-] class-wp-application-passwords.php [edit]
[-] class-wp-term-query.php [edit]
[-] feed-atom.php [edit]
[-] class-wp.php [edit]
[+] sodium_compat
[+] IXR
[-] ms-default-filters.php [edit]
[-] class-wp-locale.php [edit]
[+] sitemaps
[-] class-wp-user-query.php [edit]
[-] formatting.php [edit]
[+] pomo
[-] feed.php [edit]
[-] wp-blog-header.php [edit]
[-] theme-i18n.json [edit]
[-] default-constants.php [edit]
[-] class-wp-image-editor-imagick.php [edit]
[-] comment.php [edit]
[-] class-wp-ajax-response.php [edit]
[-] option.php [edit]
[-] block-editor.php [edit]
[-] class-wp-post.php [edit]
[-] class-http.php [edit]
[-] class-wp-list-util.php [edit]
[-] class-IXR.php [edit]
[-] class-wp-rewrite.php [edit]
[-] class-wp-http-proxy.php [edit]
[-] template.php [edit]
[-] block-patterns.php [edit]
[-] class-walker-comment.php [edit]
[-] locale.php [edit]
[-] class-wp-post-type.php [edit]
[-] class-wp-block-parser.php [edit]
[+] Requests
[-] wp-db.php [edit]
[-] spl-autoload-compat.php [edit]
[-] class-wp-http-requests-hooks.php [edit]
[-] capabilities.php [edit]
[-] pluggable.php [edit]
[-] widgets.php [edit]
[-] vars.php [edit]
[-] post.php [edit]
[-] feed-rss2-comments.php [edit]
[-] class-wp-block-patterns-registry.php [edit]
[-] plugin.php [edit]
[-] functions.wp-styles.php [edit]
[-] pluggable-deprecated.php [edit]
[-] class-wp-image-editor.php [edit]
[+] certificates
[-] class-wp-recovery-mode-cookie-service.php [edit]
[-] rss.php [edit]
[-] class-wp-fatal-error-handler.php [edit]
[-] default-filters.php [edit]
[-] comment-template.php [edit]
[-] class-wp-error.php [edit]
[-] class-wp-term.php [edit]
[-] class-wp-block-list.php [edit]
[-] cron.php [edit]
[-] class-wp-block-type.php [edit]
[-] update.php [edit]
[-] class-wp-paused-extensions-storage.php [edit]
[-] link-template.php [edit]
[-] class-wp-customize-control.php [edit]
[-] class-wp-feed-cache.php [edit]
[-] category-template.php [edit]
[-] class-wp-theme.php [edit]
[-] media-template.php [edit]
[-] class-wp-block-supports.php [edit]
[-] template-loader.php [edit]
[-] revision.php [edit]
[+] theme-compat
[-] class-wp-widget.php [edit]
[-] class-wp-session-tokens.php [edit]
[-] ms-settings.php [edit]
[-] class-wp-site-query.php [edit]
[-] class-wp-simplepie-file.php [edit]
[-] class-wp-customize-nav-menus.php [edit]
[-] sitemaps.php [edit]
[-] post-thumbnail-template.php [edit]
[-] class-wp-taxonomy.php [edit]
[-] class-smtp.php [edit]
[-] class-wp-matchesmapregex.php [edit]
[-] class-phpass.php [edit]
[-] class-wp-tax-query.php [edit]
[-] embed-template.php [edit]
[-] class-wp-theme-json.php [edit]
[-] compat.php [edit]
[-] rest-api.php [edit]
[-] bookmark-template.php [edit]
[-] class-pop3.php [edit]
[-] class-wp-recovery-mode-link-service.php [edit]
[-] bookmark.php [edit]
[-] media.php [edit]
[-] class-wp-text-diff-renderer-inline.php [edit]
[-] author-template.php [edit]
[-] class-wp-block-type-registry.php [edit]
[-] embed.php [edit]
[-] class-wp-recovery-mode-key-service.php [edit]
[+] blocks
[-] cache.php [edit]
[-] admin-bar.php [edit]
[+] css
[-] ms-network.php [edit]
[-] class-wp-customize-panel.php [edit]
[-] rss-functions.php [edit]
[-] class-walker-page-dropdown.php [edit]
[-] class-wp-network-query.php [edit]
[-] nav-menu.php [edit]
[-] nav-menu-template.php [edit]
[-] error-protection.php [edit]
[-] query.php [edit]
[+] rest-api
[-] default-widgets.php [edit]
[-] feed-rss.php [edit]
[-] feed-atom-comments.php [edit]
[-] class-wp-block-styles-registry.php [edit]
[-] registration-functions.php [edit]
[+] Text
[+] assets
[-] class-wp-customize-setting.php [edit]
[-] class-wp-block-template.php [edit]
[-] version.php [edit]
[-] class-wp-customize-section.php [edit]
[-] general-template.php [edit]
[-] wp-diff.php [edit]
[-] canonical.php [edit]
[-] class-wp-walker.php [edit]
[-] class-wp-role.php [edit]
[-] taxonomy.php [edit]
[-] class.wp-scripts.php [edit]
[-] class-wp-roles.php [edit]
[-] class-wp-feed-cache-transient.php [edit]
[-] class-wp-http-response.php [edit]
[-] class-wp-user-meta-session-tokens.php [edit]
[-] .htaccess [edit]
[-] class-walker-page.php [edit]
[-] kses.php [edit]
[+] fonts
[+] block-patterns
[-] ms-load.php [edit]
[-] meta.php [edit]
[-] theme-templates.php [edit]
[-] class.wp-dependencies.php [edit]
[-] post-formats.php [edit]
[-] l10n.php [edit]
[-] class-wp-customize-manager.php [edit]
[-] ms-blogs.php [edit]
[-] class-walker-category-dropdown.php [edit]
[-] class-wp-user.php [edit]
[+] PHPMailer
[-] ms-files.php [edit]
[-] rewrite.php [edit]
[-] script-loader.php [edit]
[-] class-wp-comment.php [edit]
[+] customize
[-] functions.php [edit]
[-] load.php [edit]
[+] images
[-] class-wp-metadata-lazyloader.php [edit]
[-] class-wp-admin-bar.php [edit]
[+] ID3
[-] wlwmanifest.xml [edit]
[-] class-wp-recovery-mode.php [edit]
[-] class-wp-simplepie-sanitize-kses.php [edit]
[-] class-wp-embed.php [edit]
[-] user.php [edit]
[-] blocks.php [edit]
[-] class.wp-styles.php [edit]
[-] class-oembed.php [edit]
[-] class-snoopy.php [edit]
[-] class-wp-block.php [edit]
[-] post-template.php [edit]
[-] class-wp-text-diff-renderer-table.php [edit]
[-] class-requests.php [edit]
[+] SimplePie
[-] ms-functions.php [edit]
[-] class-wp-http-streams.php [edit]
[-] cache-compat.php [edit]
[-] ms-deprecated.php [edit]
[-] about.php [edit]
[-] class-walker-category.php [edit]
[-] class-wp-http-requests-response.php [edit]
[-] class-wp-http-ixr-client.php [edit]
[-] class-wp-object-cache.php [edit]
[-] class-wp-http-curl.php [edit]
[-] date.php [edit]
[-] theme.json [edit]
[-] class-wp-http-cookie.php [edit]
[-] feed-rss2.php [edit]
[-] class-wp-widget-factory.php [edit]
[-] class-wp-meta-query.php [edit]
[-] class-wp-oembed.php [edit]
[-] error_log [edit]
[-] class-wp-customize-widgets.php [edit]
[-] class-wp-locale-switcher.php [edit]
[-] ms-default-constants.php [edit]
[-] robots-template.php [edit]
[-] wp-cron.php [edit]
[-] template-canvas.php [edit]
[-] class-wp-block-editor-context.php [edit]
[-] class-wp-http-encoding.php [edit]
[-] class-simplepie.php [edit]
[-] class-wp-network.php [edit]
[-] block-template-utils.php [edit]
[-] class-wp-image-editor-gd.php [edit]
[-] class-feed.php [edit]
[-] class-json.php [edit]
[-] class-walker-nav-menu.php [edit]
[-] class-wp-site.php [edit]
[-] class-wp-theme-json-resolver.php [edit]
[-] class-wp-query.php [edit]
[-] class-wp-date-query.php [edit]
[-] class-wp-recovery-mode-email-service.php [edit]
[-] https-detection.php [edit]
[-] class-wp-xmlrpc-server.php [edit]