don't send attendance activities to diaspora (unsupported)

include/delivery.php

@@ -520,11 +520,16 @@ function delivery_run(&$argv, &$argc){
 				if((! $contact['pubkey']) && (! $public_message))
 					break;
 
-				if($target_item['verb'] === ACTIVITY_DISLIKE) {
-					// unsupported
-					break;
+				$unsupported_activities = array(ACTIVITY_LIKE, ACTIVITY_DISLIKE, ACTIVITY_ATTEND, ACTIVITY_ATTENDNO, ACTIVITY_ATTENDMAYBE);
+
+				//don't transmit activities which are not supported by diaspora
+				foreach($unsupported_activities as $act) {
+					if(activity_match($target_item['verb'],$act)) {
+						break 2;
+					}
 				}
-				elseif(($target_item['deleted']) && ($target_item['uri'] === $target_item['parent-uri'])) {
+
+				if(($target_item['deleted']) && ($target_item['uri'] === $target_item['parent-uri'])) {
 					// top-level retraction
 					logger('delivery: diaspora retract: ' . $loc);
 

include/notifier.php

@@ -908,11 +908,16 @@ function notifier_run(&$argv, &$argc){
 					if(! $contact['pubkey'])
 						break;
 
-					if($target_item['verb'] === ACTIVITY_DISLIKE) {
-						// unsupported
-						break;
+					$unsupported_activities = array(ACTIVITY_LIKE, ACTIVITY_DISLIKE, ACTIVITY_ATTEND, ACTIVITY_ATTENDNO, ACTIVITY_ATTENDMAYBE);
+
+					//don't transmit activities which are not supported by diaspora
+					foreach($unsupported_activities as $act) {
+						if(activity_match($target_item['verb'],$act)) {
+							break 2;
+						}
 					}
-					elseif(($target_item['deleted']) && (($target_item['uri'] === $target_item['parent-uri']) || $followup)) {
+
+					if(($target_item['deleted']) && (($target_item['uri'] === $target_item['parent-uri']) || $followup)) {
 						// send both top-level retractions and relayable retractions for owner to relay
 						diaspora_send_retraction($target_item,$owner,$contact);
 						break;