475 lines
15 KiB
PHP
475 lines
15 KiB
PHP
<?php
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/**
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* Upgrade API: Language_Pack_Upgrader class
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*
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* @package WordPress
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* @subpackage Upgrader
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* @since 4.6.0
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*/
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/**
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* Core class used for updating/installing language packs (translations)
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* for plugins, themes, and core.
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*
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* @since 3.7.0
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* @since 4.6.0 Moved to its own file from wp-admin/includes/class-wp-upgrader.php.
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*
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* @see WP_Upgrader
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*/
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class Language_Pack_Upgrader extends WP_Upgrader {
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/**
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* Result of the language pack upgrade.
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*
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* @since 3.7.0
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* @var array|WP_Error $result
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* @see WP_Upgrader::$result
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*/
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public $result;
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/**
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* Whether a bulk upgrade/installation is being performed.
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*
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* @since 3.7.0
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* @var bool $bulk
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*/
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public $bulk = true;
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/**
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* Asynchronously upgrades language packs after other upgrades have been made.
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*
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* Hooked to the {@see 'upgrader_process_complete'} action by default.
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*
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* @since 3.7.0
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*
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* @param false|WP_Upgrader $upgrader Optional. WP_Upgrader instance or false. If `$upgrader` is
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* a Language_Pack_Upgrader instance, the method will bail to
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* avoid recursion. Otherwise unused. Default false.
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*/
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public static function async_upgrade( $upgrader = false ) {
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// Avoid recursion.
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if ( $upgrader && $upgrader instanceof Language_Pack_Upgrader ) {
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return;
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}
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// Nothing to do?
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$language_updates = wp_get_translation_updates();
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if ( ! $language_updates ) {
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return;
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}
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/*
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* Avoid messing with VCS installations, at least for now.
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* Noted: this is not the ideal way to accomplish this.
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*/
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$check_vcs = new WP_Automatic_Updater;
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if ( $check_vcs->is_vcs_checkout( WP_CONTENT_DIR ) ) {
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return;
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}
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foreach ( $language_updates as $key => $language_update ) {
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$update = ! empty( $language_update->autoupdate );
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/**
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* Filters whether to asynchronously update translation for core, a plugin, or a theme.
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*
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* @since 4.0.0
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*
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* @param bool $update Whether to update.
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* @param object $language_update The update offer.
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*/
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$update = apply_filters( 'async_update_translation', $update, $language_update );
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if ( ! $update ) {
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unset( $language_updates[ $key ] );
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}
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}
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if ( empty( $language_updates ) ) {
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return;
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}
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// Re-use the automatic upgrader skin if the parent upgrader is using it.
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if ( $upgrader && $upgrader->skin instanceof Automatic_Upgrader_Skin ) {
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$skin = $upgrader->skin;
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} else {
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$skin = new Language_Pack_Upgrader_Skin(
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array(
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'skip_header_footer' => true,
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)
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);
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}
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$lp_upgrader = new Language_Pack_Upgrader( $skin );
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$lp_upgrader->bulk_upgrade( $language_updates );
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}
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/**
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* Initialize the upgrade strings.
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*
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* @since 3.7.0
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*/
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public function upgrade_strings() {
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$this->strings['starting_upgrade'] = __( 'Some of your translations need updating. Sit tight for a few more seconds while we update them as well.' );
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$this->strings['up_to_date'] = __( 'Your translations are all up to date.' );
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$this->strings['no_package'] = __( 'Update package not available.' );
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/* translators: %s: Package URL. */
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$this->strings['downloading_package'] = sprintf( __( 'Downloading translation from %s…' ), '<span class="code">%s</span>' );
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$this->strings['unpack_package'] = __( 'Unpacking the update…' );
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$this->strings['process_failed'] = __( 'Translation update failed.' );
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$this->strings['process_success'] = __( 'Translation updated successfully.' );
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$this->strings['remove_old'] = __( 'Removing the old version of the translation…' );
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$this->strings['remove_old_failed'] = __( 'Could not remove the old translation.' );
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}
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/**
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* Upgrade a language pack.
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*
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* @since 3.7.0
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*
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* @param string|false $update Optional. Whether an update offer is available. Default false.
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* @param array $args Optional. Other optional arguments, see
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* Language_Pack_Upgrader::bulk_upgrade(). Default empty array.
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* @return array|bool|WP_Error The result of the upgrade, or a WP_Error object instead.
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*/
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public function upgrade( $update = false, $args = array() ) {
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if ( $update ) {
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$update = array( $update );
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}
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$results = $this->bulk_upgrade( $update, $args );
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if ( ! is_array( $results ) ) {
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return $results;
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}
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return $results[0];
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}
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/**
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* Bulk upgrade language packs.
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*
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* @since 3.7.0
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*
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* @global WP_Filesystem_Base $wp_filesystem WordPress filesystem subclass.
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*
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* @param object[] $language_updates Optional. Array of language packs to update. @see wp_get_translation_updates().
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* Default empty array.
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* @param array $args {
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* Other arguments for upgrading multiple language packs. Default empty array.
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*
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* @type bool $clear_update_cache Whether to clear the update cache when done.
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* Default true.
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* }
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* @return array|bool|WP_Error Will return an array of results, or true if there are no updates,
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* false or WP_Error for initial errors.
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*/
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public function bulk_upgrade( $language_updates = array(), $args = array() ) {
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global $wp_filesystem;
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$defaults = array(
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'clear_update_cache' => true,
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);
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$parsed_args = wp_parse_args( $args, $defaults );
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$this->init();
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$this->upgrade_strings();
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if ( ! $language_updates ) {
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$language_updates = wp_get_translation_updates();
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}
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if ( empty( $language_updates ) ) {
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$this->skin->header();
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$this->skin->set_result( true );
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$this->skin->feedback( 'up_to_date' );
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$this->skin->bulk_footer();
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$this->skin->footer();
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return true;
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}
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if ( 'upgrader_process_complete' === current_filter() ) {
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$this->skin->feedback( 'starting_upgrade' );
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}
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// Remove any existing upgrade filters from the plugin/theme upgraders #WP29425 & #WP29230.
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remove_all_filters( 'upgrader_pre_install' );
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remove_all_filters( 'upgrader_clear_destination' );
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remove_all_filters( 'upgrader_post_install' );
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remove_all_filters( 'upgrader_source_selection' );
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add_filter( 'upgrader_source_selection', array( $this, 'check_package' ), 10, 2 );
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$this->skin->header();
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// Connect to the filesystem first.
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$res = $this->fs_connect( array( WP_CONTENT_DIR, WP_LANG_DIR ) );
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if ( ! $res ) {
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$this->skin->footer();
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return false;
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}
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$results = array();
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$this->update_count = count( $language_updates );
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$this->update_current = 0;
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/*
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* The filesystem's mkdir() is not recursive. Make sure WP_LANG_DIR exists,
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* as we then may need to create a /plugins or /themes directory inside of it.
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*/
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$remote_destination = $wp_filesystem->find_folder( WP_LANG_DIR );
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if ( ! $wp_filesystem->exists( $remote_destination ) ) {
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if ( ! $wp_filesystem->mkdir( $remote_destination, FS_CHMOD_DIR ) ) {
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return new WP_Error( 'mkdir_failed_lang_dir', $this->strings['mkdir_failed'], $remote_destination );
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}
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}
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$language_updates_results = array();
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foreach ( $language_updates as $language_update ) {
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$this->skin->language_update = $language_update;
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$destination = WP_LANG_DIR;
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if ( 'plugin' === $language_update->type ) {
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$destination .= '/plugins';
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} elseif ( 'theme' === $language_update->type ) {
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$destination .= '/themes';
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}
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$this->update_current++;
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$options = array(
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'package' => $language_update->package,
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'destination' => $destination,
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'clear_destination' => true,
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'abort_if_destination_exists' => false, // We expect the destination to exist.
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'clear_working' => true,
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'is_multi' => true,
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'hook_extra' => array(
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'language_update_type' => $language_update->type,
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'language_update' => $language_update,
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),
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);
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$result = $this->run( $options );
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$results[] = $this->result;
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// Prevent credentials auth screen from displaying multiple times.
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if ( false === $result ) {
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break;
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}
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$language_updates_results[] = array(
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'language' => $language_update->language,
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'type' => $language_update->type,
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'slug' => isset( $language_update->slug ) ? $language_update->slug : 'default',
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'version' => $language_update->version,
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);
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}
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// Remove upgrade hooks which are not required for translation updates.
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remove_action( 'upgrader_process_complete', array( 'Language_Pack_Upgrader', 'async_upgrade' ), 20 );
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remove_action( 'upgrader_process_complete', 'wp_version_check' );
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remove_action( 'upgrader_process_complete', 'wp_update_plugins' );
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remove_action( 'upgrader_process_complete', 'wp_update_themes' );
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/** This action is documented in wp-admin/includes/class-wp-upgrader.php */
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do_action(
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'upgrader_process_complete',
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$this,
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array(
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'action' => 'update',
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'type' => 'translation',
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'bulk' => true,
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'translations' => $language_updates_results,
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)
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);
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// Re-add upgrade hooks.
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add_action( 'upgrader_process_complete', array( 'Language_Pack_Upgrader', 'async_upgrade' ), 20 );
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add_action( 'upgrader_process_complete', 'wp_version_check', 10, 0 );
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add_action( 'upgrader_process_complete', 'wp_update_plugins', 10, 0 );
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add_action( 'upgrader_process_complete', 'wp_update_themes', 10, 0 );
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$this->skin->bulk_footer();
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$this->skin->footer();
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// Clean up our hooks, in case something else does an upgrade on this connection.
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remove_filter( 'upgrader_source_selection', array( $this, 'check_package' ) );
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if ( $parsed_args['clear_update_cache'] ) {
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wp_clean_update_cache();
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}
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return $results;
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}
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/**
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* Checks that the package source contains .mo and .po files.
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*
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* Hooked to the {@see 'upgrader_source_selection'} filter by
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* Language_Pack_Upgrader::bulk_upgrade().
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*
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* @since 3.7.0
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*
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* @global WP_Filesystem_Base $wp_filesystem WordPress filesystem subclass.
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*
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* @param string|WP_Error $source The path to the downloaded package source.
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* @param string $remote_source Remote file source location.
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* @return string|WP_Error The source as passed, or a WP_Error object on failure.
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*/
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public function check_package( $source, $remote_source ) {
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global $wp_filesystem;
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if ( is_wp_error( $source ) ) {
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return $source;
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}
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// Check that the folder contains a valid language.
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$files = $wp_filesystem->dirlist( $remote_source );
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// Check to see if a .po and .mo exist in the folder.
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$po = false;
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$mo = false;
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foreach ( (array) $files as $file => $filedata ) {
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if ( '.po' === substr( $file, -3 ) ) {
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$po = true;
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} elseif ( '.mo' === substr( $file, -3 ) ) {
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$mo = true;
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}
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}
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if ( ! $mo || ! $po ) {
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return new WP_Error(
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'incompatible_archive_pomo',
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$this->strings['incompatible_archive'],
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sprintf(
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/* translators: 1: .po, 2: .mo */
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__( 'The language pack is missing either the %1$s or %2$s files.' ),
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'<code>.po</code>',
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'<code>.mo</code>'
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)
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);
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}
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return $source;
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}
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/**
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* Get the name of an item being updated.
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*
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* @since 3.7.0
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*
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* @param object $update The data for an update.
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* @return string The name of the item being updated.
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*/
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public function get_name_for_update( $update ) {
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switch ( $update->type ) {
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case 'core':
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return 'WordPress'; // Not translated.
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case 'theme':
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$theme = wp_get_theme( $update->slug );
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if ( $theme->exists() ) {
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return $theme->Get( 'Name' );
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}
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break;
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case 'plugin':
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$plugin_data = get_plugins( '/' . $update->slug );
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$plugin_data = reset( $plugin_data );
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if ( $plugin_data ) {
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return $plugin_data['Name'];
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}
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break;
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}
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return '';
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}
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/**
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* Clears existing translations where this item is going to be installed into.
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*
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* @since 5.1.0
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*
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* @global WP_Filesystem_Base $wp_filesystem WordPress filesystem subclass.
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*
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* @param string $remote_destination The location on the remote filesystem to be cleared.
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* @return bool|WP_Error True upon success, WP_Error on failure.
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*/
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public function clear_destination( $remote_destination ) {
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global $wp_filesystem;
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$language_update = $this->skin->language_update;
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$language_directory = WP_LANG_DIR . '/'; // Local path for use with glob().
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if ( 'core' === $language_update->type ) {
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$files = array(
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$remote_destination . $language_update->language . '.po',
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$remote_destination . $language_update->language . '.mo',
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$remote_destination . 'admin-' . $language_update->language . '.po',
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$remote_destination . 'admin-' . $language_update->language . '.mo',
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$remote_destination . 'admin-network-' . $language_update->language . '.po',
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$remote_destination . 'admin-network-' . $language_update->language . '.mo',
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$remote_destination . 'continents-cities-' . $language_update->language . '.po',
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$remote_destination . 'continents-cities-' . $language_update->language . '.mo',
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);
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$json_translation_files = glob( $language_directory . $language_update->language . '-*.json' );
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if ( $json_translation_files ) {
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foreach ( $json_translation_files as $json_translation_file ) {
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$files[] = str_replace( $language_directory, $remote_destination, $json_translation_file );
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}
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}
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} else {
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$files = array(
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$remote_destination . $language_update->slug . '-' . $language_update->language . '.po',
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$remote_destination . $language_update->slug . '-' . $language_update->language . '.mo',
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);
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$language_directory = $language_directory . $language_update->type . 's/';
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$json_translation_files = glob( $language_directory . $language_update->slug . '-' . $language_update->language . '-*.json' );
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if ( $json_translation_files ) {
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foreach ( $json_translation_files as $json_translation_file ) {
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$files[] = str_replace( $language_directory, $remote_destination, $json_translation_file );
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}
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}
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}
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$files = array_filter( $files, array( $wp_filesystem, 'exists' ) );
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// No files to delete.
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if ( ! $files ) {
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return true;
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}
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// Check all files are writable before attempting to clear the destination.
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$unwritable_files = array();
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// Check writability.
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foreach ( $files as $file ) {
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if ( ! $wp_filesystem->is_writable( $file ) ) {
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// Attempt to alter permissions to allow writes and try again.
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$wp_filesystem->chmod( $file, FS_CHMOD_FILE );
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if ( ! $wp_filesystem->is_writable( $file ) ) {
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$unwritable_files[] = $file;
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}
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}
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}
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if ( ! empty( $unwritable_files ) ) {
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return new WP_Error( 'files_not_writable', $this->strings['files_not_writable'], implode( ', ', $unwritable_files ) );
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}
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foreach ( $files as $file ) {
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if ( ! $wp_filesystem->delete( $file ) ) {
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return new WP_Error( 'remove_old_failed', $this->strings['remove_old_failed'] );
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}
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}
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return true;
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}
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}
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