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Edit File : class-wp-textdomain-registry.php \| Size : 10.24 KB
<?php /** * Locale API: WP_Textdomain_Registry class. * * This file uses rtrim() instead of untrailingslashit() and trailingslashit() * to avoid formatting.php dependency. * * @package WordPress * @subpackage i18n * @since 6.1.0 / /* * Core class used for registering text domains. * * @since 6.1.0 / #[AllowDynamicProperties] class WP_Textdomain_Registry { /* * List of domains and all their language directory paths for each locale. * * @since 6.1.0 * * @var array / protected $all = array(); /* * List of domains and their language directory path for the current (most recent) locale. * * @since 6.1.0 * * @var array / protected $current = array(); /* * List of domains and their custom language directory paths. * * @see load_plugin_textdomain() * @see load_theme_textdomain() * * @since 6.1.0 * * @var array / protected $custom_paths = array(); /* * Holds a cached list of available .mo files to improve performance. * * @since 6.1.0 * @since 6.5.0 This property is no longer used. * * @var array * * @deprecated / protected $cached_mo_files = array(); /* * Holds a cached list of domains with translations to improve performance. * * @since 6.2.0 * * @var string[] / protected $domains_with_translations = array(); /* * Initializes the registry. * * Hooks into the {@see 'upgrader_process_complete'} filter * to invalidate MO files caches. * * @since 6.5.0 / public function init() { add_action( 'upgrader_process_complete', array( $this, 'invalidate_mo_files_cache' ), 10, 2 ); } /* * Returns the languages directory path for a specific domain and locale. * * @since 6.1.0 * * @param string $domain Text domain. * @param string $locale Locale. * * @return string\|false Languages directory path or false if there is none available. / public function get( $domain, $locale ) { $path = $this->all[ $domain ][ $locale ] ?? $this->get_path_from_lang_dir( $domain, $locale ); /* * Filters the determined languages directory path for a specific domain and locale. * * @since 6.6.0 * * @param string\|false $path Languages directory path for the given domain and locale. * @param string $domain Text domain. * @param string $locale Locale. / return apply_filters( 'lang_dir_for_domain', $path, $domain, $locale ); } /* * Determines whether any MO file paths are available for the domain. * * This is the case if a path has been set for the current locale, * or if there is no information stored yet, in which case * {@see _load_textdomain_just_in_time()} will fetch the information first. * * @since 6.1.0 * * @param string $domain Text domain. * @return bool Whether any MO file paths are available for the domain. / public function has( $domain ) { return ( isset( $this->current[ $domain ] ) \|\| empty( $this->all[ $domain ] ) \|\| in_array( $domain, $this->domains_with_translations, true ) ); } /* * Sets the language directory path for a specific domain and locale. * * Also sets the 'current' property for direct access * to the path for the current (most recent) locale. * * @since 6.1.0 * * @param string $domain Text domain. * @param string $locale Locale. * @param string\|false $path Language directory path or false if there is none available. / public function set( $domain, $locale, $path ) { $this->all[ $domain ][ $locale ] = $path ? rtrim( $path, '/' ) . '/' : false; $this->current[ $domain ] = $this->all[ $domain ][ $locale ]; } /* * Sets the custom path to the plugin's/theme's languages directory. * * Used by {@see load_plugin_textdomain()} and {@see load_theme_textdomain()}. * * @since 6.1.0 * * @param string $domain Text domain. * @param string $path Language directory path. / public function set_custom_path( $domain, $path ) { // If just-in-time loading was triggered before, reset the entry so it can be tried again. if ( isset( $this->all[ $domain ] ) ) { $this->all[ $domain ] = array_filter( $this->all[ $domain ] ); } if ( empty( $this->current[ $domain ] ) ) { unset( $this->current[ $domain ] ); } $this->custom_paths[ $domain ] = rtrim( $path, '/' ); } /* * Retrieves translation files from the specified path. * * Allows early retrieval through the {@see 'pre_get_mo_files_from_path'} filter to optimize * performance, especially in directories with many files. * * @since 6.5.0 * * @param string $path The directory path to search for translation files. * @return array Array of translation file paths. Can contain .mo and .l10n.php files. / public function get_language_files_from_path( $path ) { $path = rtrim( $path, '/' ) . '/'; /* * Filters the translation files retrieved from a specified path before the actual lookup. * * Returning a non-null value from the filter will effectively short-circuit * the MO files lookup, returning that value instead. * * This can be useful in situations where the directory contains a large number of files * and the default glob() function becomes expensive in terms of performance. * * @since 6.5.0 * * @param null\|array $files List of translation files. Default null. * @param string $path The path from which translation files are being fetched. / $files = apply_filters( 'pre_get_language_files_from_path', null, $path ); if ( null !== $files ) { return $files; } $cache_key = md5( $path ); $files = wp_cache_get( $cache_key, 'translation_files' ); if ( false === $files ) { $files = glob( $path . '.mo' ); if ( false === $files ) { $files = array(); } $php_files = glob( $path . '.l10n.php' ); if ( is_array( $php_files ) ) { $files = array_merge( $files, $php_files ); } wp_cache_set( $cache_key, $files, 'translation_files', HOUR_IN_SECONDS ); } return $files; } /* * Invalidate the cache for .mo files. * * This function deletes the cache entries related to .mo files when triggered * by specific actions, such as the completion of an upgrade process. * * @since 6.5.0 * * @param WP_Upgrader $upgrader Unused. WP_Upgrader instance. In other contexts this might be a * Theme_Upgrader, Plugin_Upgrader, Core_Upgrade, or Language_Pack_Upgrader instance. * @param array $hook_extra { * Array of bulk item update data. * * @type string $action Type of action. Default 'update'. * @type string $type Type of update process. Accepts 'plugin', 'theme', 'translation', or 'core'. * @type bool $bulk Whether the update process is a bulk update. Default true. * @type array $plugins Array of the basename paths of the plugins' main files. * @type array $themes The theme slugs. * @type array $translations { * Array of translations update data. * * @type string $language The locale the translation is for. * @type string $type Type of translation. Accepts 'plugin', 'theme', or 'core'. * @type string $slug Text domain the translation is for. The slug of a theme/plugin or * 'default' for core translations. * @type string $version The version of a theme, plugin, or core. * } * } / public function invalidate_mo_files_cache( $upgrader, $hook_extra ) { if ( ! isset( $hook_extra['type'] ) \|\| 'translation' !== $hook_extra['type'] \|\| array() === $hook_extra['translations'] ) { return; } $translation_types = array_unique( wp_list_pluck( $hook_extra['translations'], 'type' ) ); foreach ( $translation_types as $type ) { switch ( $type ) { case 'plugin': wp_cache_delete( md5( WP_LANG_DIR . '/plugins/' ), 'translation_files' ); break; case 'theme': wp_cache_delete( md5( WP_LANG_DIR . '/themes/' ), 'translation_files' ); break; default: wp_cache_delete( md5( WP_LANG_DIR . '/' ), 'translation_files' ); break; } } } /* * Returns possible language directory paths for a given text domain. * * @since 6.2.0 * * @param string $domain Text domain. * @return string[] Array of language directory paths. / private function get_paths_for_domain( $domain ) { $locations = array( WP_LANG_DIR . '/plugins', WP_LANG_DIR . '/themes', ); if ( isset( $this->custom_paths[ $domain ] ) ) { $locations[] = $this->custom_paths[ $domain ]; } return $locations; } /* * Gets the path to the language directory for the current domain and locale. * * Checks the plugins and themes language directories as well as any * custom directory set via {@see load_plugin_textdomain()} or {@see load_theme_textdomain()}. * * @since 6.1.0 * * @see _get_path_to_translation_from_lang_dir() * * @param string $domain Text domain. * @param string $locale Locale. * @return string\|false Language directory path or false if there is none available. / private function get_path_from_lang_dir( $domain, $locale ) { $locations = $this->get_paths_for_domain( $domain ); $found_location = false; foreach ( $locations as $location ) { $files = $this->get_language_files_from_path( $location ); $mo_path = "$location/$domain-$locale.mo"; $php_path = "$location/$domain-$locale.l10n.php"; foreach ( $files as $file_path ) { if ( ! in_array( $domain, $this->domains_with_translations, true ) && str_starts_with( str_replace( "$location/", '', $file_path ), "$domain-" ) ) { $this->domains_with_translations[] = $domain; } if ( $file_path === $mo_path \|\| $file_path === $php_path ) { $found_location = rtrim( $location, '/' ) . '/'; break 2; } } } if ( $found_location ) { $this->set( $domain, $locale, $found_location ); return $found_location; } / * If no path is found for the given locale and a custom path has been set * using load_plugin_textdomain/load_theme_textdomain, use that one. */ if ( isset( $this->custom_paths[ $domain ] ) ) { $fallback_location = rtrim( $this->custom_paths[ $domain ], '/' ) . '/'; $this->set( $domain, $locale, $fallback_location ); return $fallback_location; } $this->set( $domain, $locale, false ); return false; } } Back

Edit File : class-wp-textdomain-registry.php | Size : 10.24 KB

<?php
/**
 * Locale API: WP_Textdomain_Registry class.
 *
 * This file uses rtrim() instead of untrailingslashit() and trailingslashit()
 * to avoid formatting.php dependency.
 *
 * @package WordPress
 * @subpackage i18n
 * @since 6.1.0
 */

/**
 * Core class used for registering text domains.
 *
 * @since 6.1.0
 */
#[AllowDynamicProperties]
class WP_Textdomain_Registry {
	/**
	 * List of domains and all their language directory paths for each locale.
	 *
	 * @since 6.1.0
	 *
	 * @var array
	 */
	protected $all = array();

/**
	 * List of domains and their language directory path for the current (most recent) locale.
	 *
	 * @since 6.1.0
	 *
	 * @var array
	 */
	protected $current = array();

/**
	 * List of domains and their custom language directory paths.
	 *
	 * @see load_plugin_textdomain()
	 * @see load_theme_textdomain()
	 *
	 * @since 6.1.0
	 *
	 * @var array
	 */
	protected $custom_paths = array();

/**
	 * Holds a cached list of available .mo files to improve performance.
	 *
	 * @since 6.1.0
	 * @since 6.5.0 This property is no longer used.
	 *
	 * @var array
	 *
	 * @deprecated
	 */
	protected $cached_mo_files = array();

/**
	 * Holds a cached list of domains with translations to improve performance.
	 *
	 * @since 6.2.0
	 *
	 * @var string[]
	 */
	protected $domains_with_translations = array();

/**
	 * Initializes the registry.
	 *
	 * Hooks into the {@see 'upgrader_process_complete'} filter
	 * to invalidate MO files caches.
	 *
	 * @since 6.5.0
	 */
	public function init() {
		add_action( 'upgrader_process_complete', array( $this, 'invalidate_mo_files_cache' ), 10, 2 );
	}

/**
	 * Returns the languages directory path for a specific domain and locale.
	 *
	 * @since 6.1.0
	 *
	 * @param string $domain Text domain.
	 * @param string $locale Locale.
	 *
	 * @return string|false Languages directory path or false if there is none available.
	 */
	public function get( $domain, $locale ) {
		$path = $this->all[ $domain ][ $locale ] ?? $this->get_path_from_lang_dir( $domain, $locale );

/**
		 * Filters the determined languages directory path for a specific domain and locale.
		 *
		 * @since 6.6.0
		 *
		 * @param string|false $path   Languages directory path for the given domain and locale.
		 * @param string       $domain Text domain.
		 * @param string       $locale Locale.
		 */
		return apply_filters( 'lang_dir_for_domain', $path, $domain, $locale );
	}

/**
	 * Determines whether any MO file paths are available for the domain.
	 *
	 * This is the case if a path has been set for the current locale,
	 * or if there is no information stored yet, in which case
	 * {@see _load_textdomain_just_in_time()} will fetch the information first.
	 *
	 * @since 6.1.0
	 *
	 * @param string $domain Text domain.
	 * @return bool Whether any MO file paths are available for the domain.
	 */
	public function has( $domain ) {
		return (
			isset( $this->current[ $domain ] ) ||
			empty( $this->all[ $domain ] ) ||
			in_array( $domain, $this->domains_with_translations, true )
		);
	}

/**
	 * Sets the language directory path for a specific domain and locale.
	 *
	 * Also sets the 'current' property for direct access
	 * to the path for the current (most recent) locale.
	 *
	 * @since 6.1.0
	 *
	 * @param string       $domain Text domain.
	 * @param string       $locale Locale.
	 * @param string|false $path   Language directory path or false if there is none available.
	 */
	public function set( $domain, $locale, $path ) {
		$this->all[ $domain ][ $locale ] = $path ? rtrim( $path, '/' ) . '/' : false;
		$this->current[ $domain ]        = $this->all[ $domain ][ $locale ];
	}

/**
	 * Sets the custom path to the plugin's/theme's languages directory.
	 *
	 * Used by {@see load_plugin_textdomain()} and {@see load_theme_textdomain()}.
	 *
	 * @since 6.1.0
	 *
	 * @param string $domain Text domain.
	 * @param string $path   Language directory path.
	 */
	public function set_custom_path( $domain, $path ) {
		// If just-in-time loading was triggered before, reset the entry so it can be tried again.

if ( isset( $this->all[ $domain ] ) ) {
			$this->all[ $domain ] = array_filter( $this->all[ $domain ] );
		}

if ( empty( $this->current[ $domain ] ) ) {
			unset( $this->current[ $domain ] );
		}

$this->custom_paths[ $domain ] = rtrim( $path, '/' );
	}

/**
	 * Retrieves translation files from the specified path.
	 *
	 * Allows early retrieval through the {@see 'pre_get_mo_files_from_path'} filter to optimize
	 * performance, especially in directories with many files.
	 *
	 * @since 6.5.0
	 *
	 * @param string $path The directory path to search for translation files.
	 * @return array Array of translation file paths. Can contain .mo and .l10n.php files.
	 */
	public function get_language_files_from_path( $path ) {
		$path = rtrim( $path, '/' ) . '/';

/**
		 * Filters the translation files retrieved from a specified path before the actual lookup.
		 *
		 * Returning a non-null value from the filter will effectively short-circuit
		 * the MO files lookup, returning that value instead.
		 *
		 * This can be useful in situations where the directory contains a large number of files
		 * and the default glob() function becomes expensive in terms of performance.
		 *
		 * @since 6.5.0
		 *
		 * @param null|array $files List of translation files. Default null.
		 * @param string     $path  The path from which translation files are being fetched.
		 */
		$files = apply_filters( 'pre_get_language_files_from_path', null, $path );

if ( null !== $files ) {
			return $files;
		}

$cache_key = md5( $path );
		$files     = wp_cache_get( $cache_key, 'translation_files' );

if ( false === $files ) {
			$files = glob( $path . '*.mo' );
			if ( false === $files ) {
				$files = array();
			}

$php_files = glob( $path . '*.l10n.php' );
			if ( is_array( $php_files ) ) {
				$files = array_merge( $files, $php_files );
			}

wp_cache_set( $cache_key, $files, 'translation_files', HOUR_IN_SECONDS );
		}

return $files;
	}

/**
	 * Invalidate the cache for .mo files.
	 *
	 * This function deletes the cache entries related to .mo files when triggered
	 * by specific actions, such as the completion of an upgrade process.
	 *
	 * @since 6.5.0
	 *
	 * @param WP_Upgrader $upgrader   Unused. WP_Upgrader instance. In other contexts this might be a
	 *                                Theme_Upgrader, Plugin_Upgrader, Core_Upgrade, or Language_Pack_Upgrader instance.
	 * @param array       $hook_extra {
	 *     Array of bulk item update data.
	 *
	 *     @type string $action       Type of action. Default 'update'.
	 *     @type string $type         Type of update process. Accepts 'plugin', 'theme', 'translation', or 'core'.
	 *     @type bool   $bulk         Whether the update process is a bulk update. Default true.
	 *     @type array  $plugins      Array of the basename paths of the plugins' main files.
	 *     @type array  $themes       The theme slugs.
	 *     @type array  $translations {
	 *         Array of translations update data.
	 *
	 *         @type string $language The locale the translation is for.
	 *         @type string $type     Type of translation. Accepts 'plugin', 'theme', or 'core'.
	 *         @type string $slug     Text domain the translation is for. The slug of a theme/plugin or
	 *                                'default' for core translations.
	 *         @type string $version  The version of a theme, plugin, or core.
	 *     }
	 * }
	 */
	public function invalidate_mo_files_cache( $upgrader, $hook_extra ) {
		if (
			! isset( $hook_extra['type'] ) ||
			'translation' !== $hook_extra['type'] ||
			array() === $hook_extra['translations']
		) {
			return;
		}

$translation_types = array_unique( wp_list_pluck( $hook_extra['translations'], 'type' ) );

foreach ( $translation_types as $type ) {
			switch ( $type ) {
				case 'plugin':
					wp_cache_delete( md5( WP_LANG_DIR . '/plugins/' ), 'translation_files' );
					break;
				case 'theme':
					wp_cache_delete( md5( WP_LANG_DIR . '/themes/' ), 'translation_files' );
					break;
				default:
					wp_cache_delete( md5( WP_LANG_DIR . '/' ), 'translation_files' );
					break;
			}
		}
	}

/**
	 * Returns possible language directory paths for a given text domain.
	 *
	 * @since 6.2.0
	 *
	 * @param string $domain Text domain.
	 * @return string[] Array of language directory paths.
	 */
	private function get_paths_for_domain( $domain ) {
		$locations = array(
			WP_LANG_DIR . '/plugins',
			WP_LANG_DIR . '/themes',
		);

if ( isset( $this->custom_paths[ $domain ] ) ) {
			$locations[] = $this->custom_paths[ $domain ];
		}

return $locations;
	}

/**
	 * Gets the path to the language directory for the current domain and locale.
	 *
	 * Checks the plugins and themes language directories as well as any
	 * custom directory set via {@see load_plugin_textdomain()} or {@see load_theme_textdomain()}.
	 *
	 * @since 6.1.0
	 *
	 * @see _get_path_to_translation_from_lang_dir()
	 *
	 * @param string $domain Text domain.
	 * @param string $locale Locale.
	 * @return string|false Language directory path or false if there is none available.
	 */
	private function get_path_from_lang_dir( $domain, $locale ) {
		$locations = $this->get_paths_for_domain( $domain );

$found_location = false;

foreach ( $locations as $location ) {
			$files = $this->get_language_files_from_path( $location );

$mo_path  = "$location/$domain-$locale.mo";
			$php_path = "$location/$domain-$locale.l10n.php";

foreach ( $files as $file_path ) {
				if (
					! in_array( $domain, $this->domains_with_translations, true ) &&
					str_starts_with( str_replace( "$location/", '', $file_path ), "$domain-" )
				) {
					$this->domains_with_translations[] = $domain;
				}

if ( $file_path === $mo_path || $file_path === $php_path ) {
					$found_location = rtrim( $location, '/' ) . '/';
					break 2;
				}
			}
		}

if ( $found_location ) {
			$this->set( $domain, $locale, $found_location );

return $found_location;
		}

/*
		 * If no path is found for the given locale and a custom path has been set
		 * using load_plugin_textdomain/load_theme_textdomain, use that one.
		 */
		if ( isset( $this->custom_paths[ $domain ] ) ) {
			$fallback_location = rtrim( $this->custom_paths[ $domain ], '/' ) . '/';
			$this->set( $domain, $locale, $fallback_location );
			return $fallback_location;
		}

$this->set( $domain, $locale, false );

return false;
	}
}

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