Merge pull request Links2004#563 from simap/accessClients

Links2004 · web-flow · commit 7e34a8b2463f · 2020-09-08T21:08:32.000+02:00
add api to check connectedness of clients by num
diff --git a/src/WebSocketsServer.cpp b/src/WebSocketsServer.cpp
@@ -419,6 +419,18 @@ int WebSocketsServer::connectedClients(bool ping) {
     return count;
 }
 
+/**
+ * see if one client is connected
+ * @param num uint8_t client id
+ */
+bool WebSocketsServer::clientIsConnected(uint8_t num) {
+     if(num >= WEBSOCKETS_SERVER_CLIENT_MAX) {
+        return false;
+    }
+    WSclient_t * client = &_clients[num];
+    return clientIsConnected(client);
+}
+
 #if(WEBSOCKETS_NETWORK_TYPE == NETWORK_ESP8266) || (WEBSOCKETS_NETWORK_TYPE == NETWORK_ESP8266_ASYNC) || (WEBSOCKETS_NETWORK_TYPE == NETWORK_ESP32)
 /**
  * get an IP for a client
diff --git a/src/WebSocketsServer.h b/src/WebSocketsServer.h
@@ -92,6 +92,8 @@ class WebSocketsServer : protected WebSockets {
 
     int connectedClients(bool ping = false);
 
+    bool clientIsConnected(uint8_t num);
+    
     void enableHeartbeat(uint32_t pingInterval, uint32_t pongTimeout, uint8_t disconnectTimeoutCount);
     void disableHeartbeat();
 
