DESIGN BASICS

New Home Design Trends

What’s Your Cost Per Square Foot?

What’s Your Cost Per Square Foot?

What's Your Cost Per Square Foot? For most home builders, asking them, “What’s your cost per square foot?” is a little like asking a mechanic what it’s going to cost to fix the engine in your car before he’s had a chance to look it over. Without knowing more, a price...

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When Smaller Is Smarter

When Smaller Is Smarter

WHEN SMALLER IS SMARTER She's 59. He's 61. And their kids have finally moved out for good!   Retirement's just around the corner. Their 2,700 square foot two-story served its purpose well, but it's been too big for the two of them for years. They want to build a...

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The Entertaining Kitchen

The Entertaining Kitchen

Many of the best times of our lives revolve around being with family and friends. Whether it’s hosting a formal get-together, holiday dinners or your children’s birthday parties, the kitchen is the hub of activity. A little extra attention spent planning flow, layout...

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What Does Green Mean For You?

As a Nation, We Can Do Better According to the U.S. EPA, the average home creates more pollution than the average automobile. It’s not surprising there is increasing interest in building environmentally responsible homes, and today it is possible to build “green”...

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The Three Faces Of Design

How form, function, and social design elements influence our product purchase decisions. The look and feel of a product is a quality all its own. You notice something. Instinctively, you’re attracted to it. It elicits an emotional response—perhaps, “Wow!” It captures your imagination while stirring something deep inside you.

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The Practical Side Of Design

The Practical Side Of Design

Beethoven had his piano. Picasso his brushes. Similarly, today’s homebuyers tend to initially judge builders on their“ artistic” architecture—with blueprints their sheet music and their 3-D canvas of wood, glass and stone. But beyond the visual and social appeals, it...

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Viewing: /var/www/designbasics/wp-includes/class-wp-textdomain-registry.php

<?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 ) {
		$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 ( 'en_US' !== $locale && 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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