<?php class ezcDocumentTestDummyDirective extends ezcDocumentRstDirective { public function toDocbook( DOMDocument $document, DOMElement $root ) { // Just do nothing } } class ezcDocumentTestDummyRole extends ezcDocumentRstTextRole { public function toDocbook( DOMDocument $document, DOMElement $root ) { // Just do nothing } } class ezcDocumentTestDummyXhtmlDirective extends ezcDocumentRstDirective implements ezcDocumentRstXhtmlDirective { public function toDocbook( DOMDocument $document, DOMElement $root ) { /* Just do nothing */ } public function toXhtml( DOMDocument $document, DOMElement $root ) { /* Just do nothing */ } } ?>