Code for Duplicate resource in modx revo

 Here is the code for Duplicate resource in modx revolution :

            $oldResource = $modx->getObject('modResource',RESOURCE_ID); // set resource id from which you want to Duplicate resource
             if (empty($oldResource)) return $modx->error->failure($modx->lexicon('resource_err_nfs',array('id' => $props['resourceID'])));
           
            if (!$oldResource->checkPolicy('copy')) {
                return $modx->error->failure($modx->lexicon('permission_denied'));
            }
           
            /* get parent */
            $parent = $cat;
           
            $newResource = $oldResource->duplicate(array(
                'newName' => NEW_TITLE,  // New Title which you want to see in new resource
            ));
            if (!($newResource instanceof modResource)) {
                return $newResource;
            }
           
            $modx->invokeEvent('OnResourceDuplicate',array(
                'newResource' => &$newResource,
                'oldResource' => &$oldResource,
            ));

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