Fix: Skip sandbox line in MariaDB dump files during import

Author: iamsandeepdahiya

src/DB_Command.php

@@ -816,6 +816,27 @@ public function import( $args, $assoc_args ) {
 			if ( ! is_readable( $result_file ) ) {
 				WP_CLI::error( sprintf( 'Import file missing or not readable: %s', $result_file ) );
 			}
+		
+		// Check for MariaDB sandbox directive and skip it if found
+		$first_line = fgets( fopen( $result_file, 'r' ) );
+		if ( strpos( $first_line, '/*!999999\\' ) !== false ) {
+			WP_CLI::debug( 'MariaDB sandbox directive found. Creating sanitized temp file.', 'db' );
+
+			$input = fopen( $result_file, 'r' );
+			$tmp   = tmpfile();
+			$tmp_path = stream_get_meta_data( $tmp )['uri'];
+
+			$line_number = 0;
+			while ( ( $line = fgets( $input ) ) !== false ) {
+				if ( $line_number > 0 ) {
+					fwrite( $tmp, $line );
+				}
+				$line_number++;
+			}
+			fclose( $input );
+
+			$result_file = $tmp_path;
+			}
 
 			$query = Utils\get_flag_value( $assoc_args, 'skip-optimization' )
 				? 'SOURCE %s;'