Помогите создать страницу из snippet'а

function addAd(&$fields){
       require_once('assets/libs/docapi/document.class.inc.php');
       $unique = (time()%10000).rand(10,99);
       $doc = new Document();
       $doc->Set('parent',14);
       $doc->Set('template','ad');
       $doc->Set('alias','ad'.$unique);
       $doc->Set('pagetitle','Объявление №'.$unique);
       $doc->Set('content',$fields['content']);
       $doc->Set('tvemailAd',$fields['email']);
       $doc->Set('tvphoneAd',$fields['phone']);
       $doc->Set('description',$fields['contact']);
       $doc->Set('tvpriceAd',intval($fields['price']) );
       $doc->Save();
       return true;
}

			$lastInsertId = $modx->db->getInsertId();
			// put the document in the document_groups it should be in
			// check that up_perms are switched on!
			if($modx->config['use_udperms']==1) {
				if(is_array($parentDocGroupsArray)) {
					foreach ($parentDocGroupsArray as $dgKey=>$dgValue) {
						$insertDocSql = "INSERT INTO ".$modx->getFullTableName('document_groups')."(document_group, document) values(".stripslashes($dgValue).", $lastInsertId)";
						$insertDocRs = $modx->db->query($insertDocSql);
						if(!$insertDocRs){
							exit;
						}
					} // end foreach
				} // end if doc group array exists
			} // end if perms are used

			// Handle privateweb
			$modx->db->query("UPDATE ".$modx->getFullTableName("site_content")." SET privateweb = 0 WHERE id='$lastInsertId';");
			$privatewebSql =    "
				SELECT DISTINCT ".$modx->getFullTableName('document_groups').".document_group 
				FROM ".$modx->getFullTableName('document_groups').", ".$modx->getFullTableName('webgroup_access')." 
				WHERE 
				".$modx->getFullTableName('document_groups').".document_group = ".$modx->getFullTableName('webgroup_access').".documentgroup 
				AND 
				".$modx->getFullTableName('document_groups').".document = $lastInsertId;";
				$privatewebIds = $modx->db->getColumn("document_group",$privatewebSql);
				if(count($privatewebIds)>0) {
					$modx->db->query("UPDATE ".$modx->getFullTableName("site_content")." SET privateweb = 1 WHERE id = $lastInsertId;");	
				}

				// And privatemgr
				$modx->db->query("UPDATE ".$modx->getFullTableName("site_content")." SET privatemgr = 0 WHERE id='$lastInsertId';");
				$privatemgrSql =    "
					SELECT DISTINCT ".$modx->getFullTableName('document_groups').".document_group 
					FROM ".$modx->getFullTableName('document_groups').", ".$modx->getFullTableName('membergroup_access')." 
					WHERE 
					".$modx->getFullTableName('document_groups').".document_group = ".$modx->getFullTableName('membergroup_access')." .documentgroup 
					AND 
					".$modx->getFullTableName('document_groups').".document = $lastInsertId;";
					$privatemgrIds = $modx->db->getColumn("document_group",$privatemgrSql);
					if(count($privatemgrIds)>0) {
						$modx->db->query("UPDATE ".$modx->getFullTableName("site_content")." SET privatemgr = 1 WHERE id = $lastInsertId;");	
					}
			// end of document_groups stuff!
			// empty cache
			include_once $modx->config['base_path']."manager/processors/cache_sync.class.processor.php";
			$sync = new synccache();
			$sync->setCachepath("assets/cache/");
			$sync->setReport(false);
			$sync->emptyCache(); // first empty the cache