Fix lint

projects/packages/jetpack-mu-wpcom/src/features/calypso-locale-sync/sync-calypso-to-wp-admin.php

@@ -0,0 +1,100 @@
+<?php
+/**
+ * Makes sure Calypso and wp-admin locales are in sync.
+ *
+ * @package automattic/jetpack-mu-wpcom
+ */
+
+use Automattic\Jetpack\Connection\Manager as Connection_Manager;
+
+/**
+ * Sync locale updated via Calypso /me/account to wp-admin.
+ */
+function sync_calypso_locale_to_wp_admin() {
+	// If we are on the profile update page.
+	if ( isset( $_SERVER['REQUEST_URI'] ) && strpos( sanitize_url( wp_unslash( $_SERVER['REQUEST_URI'] ) ), '/wp-admin/profile.php' ) !== false ) {
+		// Check if the 'updated' query parameter is set to '1'
+		if ( isset( $_GET['updated'] ) && $_GET['updated'] === '1' ) { // phpcs:disable WordPress.Security.NonceVerification.Recommended
+			return;
+		}
+	}
+
+	// Get user connection
+	$connection_manager = new Connection_Manager( 'jetpack' );
+	if ( ! $connection_manager->is_user_connected( get_current_user_id() ) ) {
+		return;
+	}
+	// Get user locale
+	$user_data = $connection_manager->get_connected_user_data( get_current_user_id() );
+	$locale    = get_jetpack_locale( $user_data['user_locale'] );
+
+	// Check for changes
+	if ( $locale && $locale !== get_user_option( 'locale' ) ) {
+		// Install
+		install_locale( $locale );
+
+		// Update user meta
+		update_user_option( get_current_user_id(), 'locale', $locale, true );
+
+		// Redirect to the same page to refresh changes.
+		if ( isset( $_SERVER['REQUEST_URI'] ) ) {
+			wp_safe_redirect( wp_unslash( $_SERVER['REQUEST_URI'] ) );
+			exit;
+		}
+	}
+}
+
+if ( function_exists( 'wpcom_is_nav_redesign_enabled' ) && wpcom_is_nav_redesign_enabled() ) {
+	// Not for POST requests because this syncing needs to be avoided when the locale is updated via /wp-admin/profile.php
+	if ( isset( $_SERVER['REQUEST_METHOD'] ) && $_SERVER['REQUEST_METHOD'] !== 'POST' ) {
+		add_filter( 'admin_init', 'sync_calypso_locale_to_wp_admin' );
+	}
+}
+
+/**
+ * Get Jetpack locale name.
+ *
+ * @param  string $slug Locale slug.
+ * @return string Jetpack locale.
+ */
+function get_jetpack_locale( $slug = '' ) {
+	$jetpack_locale = '';
+
+	if ( ! class_exists( 'GP_Locales' ) ) {
+		if ( defined( 'JETPACK__GLOTPRESS_LOCALES_PATH' ) && file_exists( (string) JETPACK__GLOTPRESS_LOCALES_PATH ) ) {
+			require_once JETPACK__GLOTPRESS_LOCALES_PATH;
+		}
+	}
+
+	if ( class_exists( 'GP_Locales' ) ) {
+		$jetpack_locale_object = GP_Locales::by_field( 'slug', $slug );
+		if ( $jetpack_locale_object instanceof GP_Locale ) {
+			$jetpack_locale = $jetpack_locale_object->wp_locale ? $jetpack_locale_object->wp_locale : 'en_US';
+		}
+	}
+
+	return $jetpack_locale;
+}
+
+/**
+ * Install locale if not yet available.
+ *
+ * @param string $locale The new locale slug.
+ */
+function install_locale( $locale = '' ) {
+	if ( ! in_array( $locale, get_available_languages(), true )
+	&& ! empty( $locale ) && current_user_can( 'install_languages' ) ) {
+		if ( ! function_exists( 'wp_download_language_pack' ) ) {
+			require_once ABSPATH . 'wp-admin/includes/translation-install.php';
+		}
+
+		if ( ! function_exists( 'request_filesystem_credentials' ) ) {
+			require_once ABSPATH . 'wp-admin/includes/file.php';
+		}
+
+		if ( wp_can_install_language_pack() ) {
+			wp_download_language_pack( $locale );
+			load_default_textdomain( $locale );
+		}
+	}
+}