backport constant rename

Author: aristath

admin-page.php

@@ -103,7 +103,7 @@ function sqlite_integration_admin_screen() {
 function sqlite_plugin_adminbar_item( $admin_bar ) {
 	global $wpdb;
 
-	if ( defined( 'SQLITE_DB_DROPIN_VERSION' ) && defined( 'DATABASE_TYPE' ) && 'sqlite' === DATABASE_TYPE ) {
+	if ( defined( 'SQLITE_DB_DROPIN_VERSION' ) && defined( 'DB_ENGINE' ) && 'sqlite' === DB_ENGINE ) {
 		$title = '<span style="color:#46B450;">' . __( 'Database: SQLite', 'performance-lab' ) . '</span>';
 	} elseif ( stripos( $wpdb->db_server_info(), 'maria' ) !== false ) {
 		$title = '<span style="color:#DC3232;">' . __( 'Database: MariaDB', 'performance-lab' ) . '</span>';

constants.php

@@ -7,11 +7,14 @@
  */
 
 // Temporary - This will be in wp-config.php once SQLite is merged in Core.
-if ( ! defined( 'DATABASE_TYPE' ) ) {
+if ( ! defined( 'DB_ENGINE' ) ) {
 	if ( defined( 'SQLITE_DB_DROPIN_VERSION' ) ) {
-		define( 'DATABASE_TYPE', 'sqlite' );
+		define( 'DB_ENGINE', 'sqlite' );
+	} elseif ( defined( 'DATABASE_ENGINE' ) ) {
+		// backwards compatibility with previous versions of the plugin.
+		define( 'DB_ENGINE', DATABASE_ENGINE );
 	} else {
-		define( 'DATABASE_TYPE', 'mysql' );
+		define( 'DB_ENGINE', 'mysql' );
 	}
 }
 

db.copy

@@ -18,10 +18,14 @@ if ( ! file_exists( '{SQLITE_IMPLEMENTATION_FOLDER_PATH}/wp-includes/sqlite/db.p
 	return;
 }
 
-// Define SQLite constant.
+// Constant for backward compatibility.
 if ( ! defined( 'DATABASE_TYPE' ) ) {
 	define( 'DATABASE_TYPE', 'sqlite' );
 }
+// Define SQLite constant.
+if ( ! defined( 'DB_ENGINE' ) ) {
+	define( 'DB_ENGINE', 'sqlite' );
+}
 
 // Require the implementation from the plugin.
 require_once '{SQLITE_IMPLEMENTATION_FOLDER_PATH}/wp-includes/sqlite/db.php';

health-check.php

@@ -15,20 +15,20 @@
  * @param array $info The debug data.
  */
 function sqlite_plugin_filter_debug_data( $info ) {
-	$database_type = defined( 'DATABASE_TYPE' ) && 'sqlite' === DATABASE_TYPE ? 'sqlite' : 'mysql';
+	$db_engine = defined( 'DB_ENGINE' ) && 'sqlite' === DB_ENGINE ? 'sqlite' : 'mysql';
 
-	$info['wp-constants']['fields']['DATABASE_TYPE'] = array(
-		'label' => 'DATABASE_TYPE',
-		'value' => ( defined( 'DATABASE_TYPE' ) ? DATABASE_TYPE : __( 'Undefined', 'sqlite-database-integration' ) ),
-		'debug' => ( defined( 'DATABASE_TYPE' ) ? DATABASE_TYPE : 'undefined' ),
+	$info['wp-constants']['fields']['DB_ENGINE'] = array(
+		'label' => 'DB_ENGINE',
+		'value' => ( defined( 'DB_ENGINE' ) ? DB_ENGINE : __( 'Undefined', 'sqlite-database-integration' ) ),
+		'debug' => ( defined( 'DB_ENGINE' ) ? DB_ENGINE : 'undefined' ),
 	);
 
-	$info['wp-database']['fields']['database_type'] = array(
+	$info['wp-database']['fields']['db_engine'] = array(
 		'label' => __( 'Database type', 'sqlite-database-integration' ),
-		'value' => 'sqlite' === $database_type ? 'SQLite' : 'MySQL/MariaDB',
+		'value' => 'sqlite' === $db_engine ? 'SQLite' : 'MySQL/MariaDB',
 	);
 
-	if ( 'sqlite' === $database_type ) {
+	if ( 'sqlite' === $db_engine ) {
 		$info['wp-database']['fields']['database_version'] = array(
 			'label' => __( 'SQLite version', 'sqlite-database-integration' ),
 			'value' => class_exists( 'SQLite3' ) ? SQLite3::version()['versionString'] : null,
@@ -70,9 +70,9 @@ function sqlite_plugin_filter_debug_data( $info ) {
  * @return array
  */
 function sqlite_plugin_filter_site_status_tests( $tests ) {
-	$database_type = defined( 'DATABASE_TYPE' ) && 'sqlite' === DATABASE_TYPE ? 'sqlite' : 'mysql';
+	$db_engine = defined( 'DB_ENGINE' ) && 'sqlite' === DB_ENGINE ? 'sqlite' : 'mysql';
 
-	if ( 'sqlite' === $database_type ) {
+	if ( 'sqlite' === $db_engine ) {
 		unset( $tests['direct']['utf8mb4_support'] );
 		unset( $tests['direct']['sql_server'] );
 	}

wp-includes/sqlite/db.php

@@ -9,8 +9,8 @@
 // Require the constants file.
 require_once dirname( dirname( __DIR__ ) ) . '/constants.php';
 
-// Bail early if DATABASE_TYPE is not defined as sqlite.
-if ( ! defined( 'DATABASE_TYPE' ) || 'sqlite' !== DATABASE_TYPE ) {
+// Bail early if DB_ENGINE is not defined as sqlite.
+if ( ! defined( 'DB_ENGINE' ) || 'sqlite' !== DB_ENGINE ) {
 	return;
 }