Bump actions/checkout from 4 to 6

Bumps [actions/checkout](https://github.com/actions/checkout) from 4 to 6.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](https://github.com/actions/checkout/compare/v4...v6)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/arduino-lint.yaml

@@ -4,7 +4,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: arduino/arduino-lint-action@v2
         with:
           library-manager: update

.github/workflows/compile-arduino_wifinina-examples.yaml

@@ -45,7 +45,7 @@ jobs:
               - name: WiFiNINA
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Compile examples
         uses: arduino/compile-sketches@v1

.github/workflows/compile-seeed-studio-examples.yaml

@@ -56,7 +56,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Compile examples
         uses: arduino/compile-sketches@v1

.github/workflows/compile-unor4wifi-examples.yaml

@@ -37,7 +37,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Compile examples
         uses: arduino/compile-sketches@v1

.github/workflows/main.yml

@@ -17,7 +17,7 @@ jobs:
   check_version_files:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: check version
         run: |
@@ -26,7 +26,7 @@ jobs:
   prepare_example_json:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: generate examples
         id: set-matrix
@@ -61,7 +61,7 @@ jobs:
       ARDUINO_DIRECTORIES_DATA: /home/runner/arduino_ide
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Get hash
         id: get-hash
@@ -116,7 +116,7 @@ jobs:
 
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: install libgtk2.0-0
         run: |

src/WebSocketsClient.cpp

@@ -478,6 +478,19 @@ bool WebSocketsClient::isConnected(void) {
     return (_client.status == WSC_CONNECTED);
 }
 
+/**
+ * RFC 6455
+ * get the full URL/URI of the connection
+ */
+String WebSocketsClient::getUrl(void) {
+#if defined(HAS_SSL)
+    String protocol = (_client.isSSL) ? WEBSOCKETS_STRING("wss://") : WEBSOCKETS_STRING("ws://");
+#else
+    String protocol = WEBSOCKETS_STRING("ws://");
+#endif
+    return protocol + _host + ":" + String(_port) + _client.cUrl;
+}
+
 // #################################################################################
 // #################################################################################
 // #################################################################################
@@ -519,10 +532,11 @@ void WebSocketsClient::messageReceived(WSclient_t * client, WSopcode_t opcode, u
 }
 
 /**
- * Disconnect an client
+ * Disconnect a client
  * @param client WSclient_t *  ptr to the client struct
+ * @param reason const char * disconnect reason (optional, defaults to NULL)
  */
-void WebSocketsClient::clientDisconnect(WSclient_t * client) {
+void WebSocketsClient::clientDisconnect(WSclient_t * client, const char * reason) {
     bool event = false;
 
 #ifdef HAS_SSL
@@ -571,7 +585,11 @@ void WebSocketsClient::clientDisconnect(WSclient_t * client) {
 
     DEBUG_WEBSOCKETS("[WS-Client] client disconnected.\n");
     if(event) {
-        runCbEvent(WStype_DISCONNECTED, NULL, 0);
+        if(reason && strlen(reason) > 0) {
+            runCbEvent(WStype_DISCONNECTED, (uint8_t *)reason, strlen(reason));
+        } else {
+            runCbEvent(WStype_DISCONNECTED, NULL, 0);
+        }
     }
 }
 
@@ -594,13 +612,13 @@ bool WebSocketsClient::clientIsConnected(WSclient_t * client) {
         if(client->status != WSC_NOT_CONNECTED) {
             DEBUG_WEBSOCKETS("[WS-Client] connection lost.\n");
             // do cleanup
-            clientDisconnect(client);
+            clientDisconnect(client, "Connection lost");
         }
     }
 
     if(client->tcp) {
         // do cleanup
-        clientDisconnect(client);
+        clientDisconnect(client, "TCP connection cleanup");
     }
 
     return false;
@@ -612,7 +630,7 @@ bool WebSocketsClient::clientIsConnected(WSclient_t * client) {
 void WebSocketsClient::handleClientData(void) {
     if((_client.status == WSC_HEADER || _client.status == WSC_BODY) && _lastHeaderSent + WEBSOCKETS_TCP_TIMEOUT < millis()) {
         DEBUG_WEBSOCKETS("[WS-Client][handleClientData] header response timeout.. disconnecting!\n");
-        clientDisconnect(&_client);
+        clientDisconnect(&_client, "Header response timeout");
         WEBSOCKETS_YIELD();
         return;
     }
@@ -847,7 +865,9 @@ void WebSocketsClient::handleHeader(WSclient_t * client, String * headerLine) {
                 default:     ///< Server dont unterstand requrst
                     ok = false;
                     DEBUG_WEBSOCKETS("[WS-Client][handleHeader] serverCode is not 101 (%d)\n", client->cCode);
-                    clientDisconnect(client);
+                    // Create disconnect reason with HTTP status code
+                    String reason = "HTTP " + String(client->cCode);
+                    clientDisconnect(client, reason.c_str());
                     _lastConnectionFail = millis();
                     break;
             }
@@ -891,7 +911,11 @@ void WebSocketsClient::handleHeader(WSclient_t * client, String * headerLine) {
             if(clientIsConnected(client)) {
                 write(client, "This is a webSocket client!");
             }
-            clientDisconnect(client);
+            String reason = "WebSocket handshake failed";
+            if(client->cCode > 0) {
+                reason += " - HTTP " + String(client->cCode);
+            }
+            clientDisconnect(client, reason.c_str());
         }
     }
 }

src/WebSocketsClient.h

@@ -112,6 +112,7 @@ class WebSocketsClient : protected WebSockets {
     void disableHeartbeat();
 
     bool isConnected(void);
+    String getUrl(void);
 
   protected:
     String _host;
@@ -156,7 +157,10 @@ class WebSocketsClient : protected WebSockets {
 
     void messageReceived(WSclient_t * client, WSopcode_t opcode, uint8_t * payload, size_t length, bool fin);
 
-    void clientDisconnect(WSclient_t * client);
+    void clientDisconnect(WSclient_t * client) {
+        clientDisconnect(client, NULL);
+    }
+    void clientDisconnect(WSclient_t * client, const char * reason = NULL);
     bool clientIsConnected(WSclient_t * client);
 
 #if (WEBSOCKETS_NETWORK_TYPE != NETWORK_ESP8266_ASYNC)