Introduce a helper method for launching a new WP-CLI process using the same context...

diff --git a/php/class-wp-cli.php b/php/class-wp-cli.php
index abe3a59..8b0c18a 100644 (file)
--- a/php/class-wp-cli.php
+++ b/php/class-wp-cli.php
@@ -276,6 +276,36 @@ class WP_CLI {
                return $r;
        }
 
+       /**
+        * Launch another WP-CLI command using the runtime arguments for the current process
+        * 
+        * @param string Command to call
+        * @param array $args Positional arguments to use
+        * @param array $assoc_args Associative arguments to use
+        * @param bool Whether to exit if the command returns an error status
+        * 
+        * @return int The command exit status
+        */
+       static function launch_wpcli( $command, $args, $assoc_args, $exit_on_error = true ) {
+
+               $reused_runtime_args = array(
+                       'path',
+                       'url',
+                       'user',
+                       );
+               foreach( $reused_runtime_args as $key ) {
+                       if ( $value = self::get_runner()->config[ $key ] )
+                               $assoc_args[$key] = $value;
+               }
+
+               $full_command = constant( 'WP_CLI_ROOT' ) . '/bin/wp ' . $command . ' ' . implode( ' ', $args );
+               foreach( $assoc_args as $key => $value ) {
+                       $full_command .= ' --' . $key . '=' . $value;
+               }
+
+               return self::launch( $full_command, $exit_on_error );
+       } 
+
        static function get_config( $key = null ) {
                if ( null === $key ) {
                        return self::get_runner()->config;