run_init(); return self::$instance; } private function __construct() { /** Do nothing **/ } protected function run_init() { add_action( 'init', array( $this, 'add_filter' ) ); } public function add_filter() { add_filter( 'really_simple_csv_importer_dry_run', '__return_true' ); // dry-run add_filter( 'really_simple_csv_importer_save_post', array( $this, 'debug_save_post'), 50, 2 ); add_filter( 'really_simple_csv_importer_save_meta', array( $this, 'debug_save_meta'), 50, 3 ); add_filter( 'really_simple_csv_importer_save_tax', array( $this, 'debug_save_tax'), 50, 3 ); } public function debug_save_post($post, $is_update) { $this->var_dump($is_update,'$is_update'); $this->var_dump($post,'$post'); return $post; } public function debug_save_meta($meta, $post, $is_update) { $this->var_dump($meta,'$meta'); return $meta; } public function debug_save_tax($tax, $post, $is_update) { $this->var_dump($tax,'$tax'); return $tax; } private function var_dump($var, $label) { if (isset($label) && !empty($label)) echo $label . ':'; echo '

';
		var_dump($var);
		echo '

'; } } $rscsvimporter_debug = rscsvimporter_debug::instance();