set default global config path;

also, ignore if config file doesn't exist

see #698

diff --git a/php/WP_CLI/Runner.php b/php/WP_CLI/Runner.php
index 42a943d..2e59a70 100644 (file)
--- a/php/WP_CLI/Runner.php
+++ b/php/WP_CLI/Runner.php
@@ -37,6 +37,22 @@ class Runner {
                }
        }
 
+       private static function get_global_config_path() {
+               $config_path = getenv( 'WP_CLI_CONFIG_PATH' );
+               if ( isset( $runtime_config['config'] ) ) {
+                       $config_path = $runtime_config['config'];
+               }
+
+               if ( !$config_path ) {
+                       $config_path = getenv( 'HOME' ) . '/.config/wp-cli.yml';
+               }
+
+               if ( !is_readable( $config_path ) )
+                       return false;
+
+               return $config_path;
+       }
+
        private static function get_project_config_path() {
                $config_files = array(
                        'wp-cli.local.yml',
@@ -364,11 +380,7 @@ class Runner {
                list( $this->arguments, $this->assoc_args ) = self::back_compat_conversions(
                        $args, $assoc_args );
 
-               $this->global_config_path = getenv( 'WP_CLI_CONFIG_PATH' );
-               if ( isset( $runtime_config['config'] ) ) {
-                       $this->global_config_path = $runtime_config['config'];
-               }
-
+               $this->global_config_path = self::get_global_config_path();
                $this->project_config_path = self::get_project_config_path();
 
                $configurator = \WP_CLI::get_configurator();