New constant for federated protocols

src/Core/Protocol.php

@@ -23,6 +23,8 @@ class Protocol
 
 	const NATIVE_SUPPORT = [self::DFRN, self::DIASPORA, self::OSTATUS, self::FEED, self::MAIL, self::ACTIVITYPUB];
 
+	const FEDERATED = [self::DFRN, self::DIASPORA, self::OSTATUS, self::ACTIVITYPUB];
+
 	// Supported through a connector
 	const DIASPORA2 = 'dspc';    // Diaspora connector
 	const LINKEDIN  = 'lnkd';    // LinkedIn

src/Core/Search.php

@@ -49,7 +49,7 @@ class Search extends BaseObject
 				return $emptyResultList;
 			}
 
-			if (!(in_array($user_data["network"], [Protocol::ACTIVITYPUB, Protocol::DFRN, Protocol::OSTATUS, Protocol::DIASPORA]))) {
+			if (!(in_array($user_data["network"], Protocol::FEDERATED))) {
 				return $emptyResultList;
 			}