basic event sending works

src/SocketIOclient.cpp

@@ -25,12 +25,68 @@ void SocketIOclient::begin(String host, uint16_t port, String url, String protoc
     WebSocketsClient::beginSocketIO(host, port, url, protocol);
 }
 
+bool SocketIOclient::isConnected(void) {
+    return WebSocketsClient::isConnected();
+}
+
+/**
+ * send text data to client
+ * @param num uint8_t client id
+ * @param payload uint8_t *
+ * @param length size_t
+ * @param headerToPayload bool  (see sendFrame for more details)
+ * @return true if ok
+ */
+bool SocketIOclient::sendEVENT(uint8_t * payload, size_t length, bool headerToPayload) {
+    bool ret = false;
+    if(length == 0) {
+        length = strlen((const char *) payload);
+    }
+    if(clientIsConnected(&_client)) {
+
+        if(!headerToPayload) {
+            // webSocket Header
+            ret = WebSocketsClient::sendFrameHeader(&_client, WSop_text, length + 2, true, true);
+            // Engine.IO / Socket.IO Header
+            if(ret) {
+                uint8_t buf[3] = { eIOtype_MESSAGE, sIOtype_EVENT, 0x00 };
+                ret = WebSocketsClient::write(&_client, buf, 2);
+            }
+            if(ret) {
+                ret = WebSocketsClient::write(&_client, payload, length );
+            }
+            return ret;
+        } else {
+            // TODO implement
+        }
+
+        // return WebSocketsClient::sendFrame(&_client, WSop_text, payload, length, true, true, headerToPayload);
+    }
+    return false;
+}
+
+bool SocketIOclient::sendEVENT(const uint8_t * payload, size_t length) {
+    return sendEVENT((uint8_t *) payload, length);
+}
+
+bool SocketIOclient::sendEVENT(char * payload, size_t length, bool headerToPayload) {
+    return sendEVENT((uint8_t *) payload, length, headerToPayload);
+}
+
+bool SocketIOclient::sendEVENT(const char * payload, size_t length) {
+    return sendEVENT((uint8_t *) payload, length);
+}
+
+bool SocketIOclient::sendEVENT(String & payload) {
+    return sendEVENT((uint8_t *) payload.c_str(), payload.length());
+}
+
 void SocketIOclient::loop(void) {
     WebSocketsClient::loop();
     unsigned long t = millis();
     if((t - _lastConnectionFail) > EIO_HEARTBEAT_INTERVAL) {
         _lastConnectionFail = t;
-        sendTXT(eIOtype_PING);
+        //WebSocketsClient::sendTXT(eIOtype_PING);
     }
 }
 
@@ -43,7 +99,7 @@ void SocketIOclient::runCbEvent(WStype_t type, uint8_t * payload, size_t length)
             DEBUG_WEBSOCKETS("[wsIOc] Connected to url: %s\n", payload);
             // send message to server when Connected
             // Engine.io upgrade confirmation message (required)
-            sendTXT(eIOtype_UPGRADE);
+            WebSocketsClient::sendTXT(eIOtype_UPGRADE);
         }
             break;
         case WStype_TEXT: {
@@ -57,7 +113,7 @@ void SocketIOclient::runCbEvent(WStype_t type, uint8_t * payload, size_t length)
                 case eIOtype_PING:
                     payload[0] = eIOtype_PONG;
                     DEBUG_WEBSOCKETS("[wsIOc] get ping send pong (%s)\n", payload);
-                    sendTXT(payload, length);
+                    WebSocketsClient::sendTXT(payload, length, false);
                     break;
                 case eIOtype_PONG:
                     DEBUG_WEBSOCKETS("[wsIOc] get pong\n");