Bug 1215092 - WebSocketEventService and WebSocket discovering - part 4 - MessageAvailable event, r=michal

dom/base/WebSocket.cpp

@@ -1852,14 +1852,20 @@ WebSocket::CreateAndDispatchMessageEvent(JSContext* aCx,
     return NS_OK;
   }
 
+  uint16_t messageType = nsIWebSocketEventListener::TYPE_STRING;
+
   // Create appropriate JS object for message
   JS::Rooted<JS::Value> jsData(aCx);
   if (aIsBinary) {
     if (mBinaryType == dom::BinaryType::Blob) {
+      messageType = nsIWebSocketEventListener::TYPE_BLOB;
+
       nsresult rv = nsContentUtils::CreateBlobBuffer(aCx, GetOwner(), aData,
                                                      &jsData);
       NS_ENSURE_SUCCESS(rv, rv);
     } else if (mBinaryType == dom::BinaryType::Arraybuffer) {
+      messageType = nsIWebSocketEventListener::TYPE_ARRAYBUFFER;
+
       JS::Rooted<JSObject*> arrayBuf(aCx);
       nsresult rv = nsContentUtils::CreateArrayBuffer(aCx, aData,
                                                       arrayBuf.address());
@@ -1879,6 +1885,10 @@ WebSocket::CreateAndDispatchMessageEvent(JSContext* aCx,
     jsData.setString(jsString);
   }
 
+  mImpl->mService->WebSocketMessageAvailable(mImpl->mChannel->Serial(),
+                                             mImpl->mInnerWindowID,
+                                             aData, messageType);
+
   // create an event that uses the MessageEvent interface,
   // which does not bubble, is not cancelable, and has no default action
 

dom/base/test/test_websocket_frame.html

@@ -18,6 +18,7 @@ var frameReceivedCounter = 0;
 var frameSentCounter = 0;
 var webSocketCreatedCounter = 0;
 var webSocketOpenedCounter = 0;
+var webSocketMessageAvailableCounter = 0;
 var webSocketClosedCounter = 0;
 
 Cu.import("resource://gre/modules/XPCOMUtils.jsm");
@@ -59,6 +60,20 @@ var listener = {
     webSocketOpenedCounter++;
   },
 
+  webSocketMessageAvailable: function(aWebSocketSerialID, aData, aMessageType) {
+    info("WebSocketMessageAvailable");
+
+    is(aData, tests[0].payload, "Message matches!");
+    is(aMessageType, Ci.nsIWebSocketEventListener.TYPE_STRING, "The type is 'string'");
+
+    webSocketMessageAvailableCounter++;
+
+    tests.shift();
+    if (tests.length) {
+      ws.send(tests[0].payload);
+    }
+  },
+
   webSocketClosed: function(aWebSocketSerialID, aWasClean,
                             aCode, aReason) {
     info("WebSocketClosed");
@@ -136,6 +151,7 @@ function checkListener() {
   ok(frameSentCounter, "We sent some frames!");
   ok(webSocketCreatedCounter, "We have a create notification");
   ok(webSocketOpenedCounter, "We have a open notification");
+  ok(webSocketMessageAvailableCounter, "We have a messageAvailable notification");
   ok(webSocketClosedCounter, "We have a close notification");
   SimpleTest.finish();
 }
@@ -153,12 +169,7 @@ ws.onclose = function(e) {
 
 ws.onmessage = function(e) {
   info("onmessage");
-
   is(e.data, tests[0].payload, "Wrong data");
-  tests.shift();
-  if (tests.length) {
-    ws.send(tests[0].payload);
-  }
 }
 
 SimpleTest.waitForExplicitFinish();

netwerk/protocol/websocket/PWebSocketEventListener.ipdl

@@ -26,6 +26,10 @@ child:
                   nsCString aProtocols,
                   nsCString aExtensions);
 
+  WebSocketMessageAvailable(uint32_t awebSocketSerialID,
+                            nsCString aData,
+                            uint16_t aMessageType);
+
   WebSocketClosed(uint32_t awebSocketSerialID,
                   bool aWasClean,
                   uint16_t aCode,

netwerk/protocol/websocket/WebSocketEventListenerChild.cpp

@@ -49,6 +49,19 @@ WebSocketEventListenerChild::RecvWebSocketOpened(const uint32_t& aWebSocketSeria
   return true;
 }
 
+bool
+WebSocketEventListenerChild::RecvWebSocketMessageAvailable(const uint32_t& aWebSocketSerialID,
+                                                           const nsCString& aData,
+                                                           const uint16_t& aMessageType)
+{
+  if (mService) {
+    mService->WebSocketMessageAvailable(aWebSocketSerialID, mInnerWindowID,
+                                        aData, aMessageType);
+  }
+
+  return true;
+}
+
 bool
 WebSocketEventListenerChild::RecvWebSocketClosed(const uint32_t& aWebSocketSerialID,
                                                  const bool& aWasClean,

netwerk/protocol/websocket/WebSocketEventListenerChild.h

@@ -30,6 +30,10 @@ public:
                            const nsCString& aProtocols,
                            const nsCString& aExtensions) override;
 
+  bool RecvWebSocketMessageAvailable(const uint32_t& aWebSocketSerialID,
+                                     const nsCString& aData,
+                                     const uint16_t& aMessageType) override;
+
   bool RecvWebSocketClosed(const uint32_t& aWebSocketSerialID,
                           const bool& aWasClean,
                           const uint16_t& aCode,

netwerk/protocol/websocket/WebSocketEventListenerParent.cpp

@@ -88,6 +88,16 @@ WebSocketEventListenerParent::WebSocketClosed(uint32_t aWebSocketSerialID,
   return NS_OK;
 }
 
+NS_IMETHODIMP
+WebSocketEventListenerParent::WebSocketMessageAvailable(uint32_t aWebSocketSerialID,
+                                                        const nsACString& aData,
+                                                        uint16_t aMessageType)
+{
+  unused << SendWebSocketMessageAvailable(aWebSocketSerialID, nsCString(aData),
+                                          aMessageType);
+  return NS_OK;
+}
+
 NS_IMETHODIMP
 WebSocketEventListenerParent::FrameReceived(uint32_t aWebSocketSerialID,
                                             nsIWebSocketFrame* aFrame)

netwerk/protocol/websocket/WebSocketEventService.cpp

@@ -149,6 +149,30 @@ private:
   const nsCString mExtensions;
 };
 
+class WebSocketMessageAvailableRunnable final : public WebSocketBaseRunnable
+{
+public:
+  WebSocketMessageAvailableRunnable(uint32_t aWebSocketSerialID,
+                          uint64_t aInnerWindowID,
+                          const nsACString& aData,
+                          uint16_t aMessageType)
+    : WebSocketBaseRunnable(aWebSocketSerialID, aInnerWindowID)
+    , mData(aData)
+    , mMessageType(aMessageType)
+  {}
+
+private:
+  virtual void DoWork(nsIWebSocketEventListener* aListener) override
+  {
+    nsresult rv = aListener->WebSocketMessageAvailable(mWebSocketSerialID,
+                                                       mData, mMessageType);
+    NS_WARN_IF(NS_FAILED(rv));
+  }
+
+  const nsCString mData;
+  uint16_t mMessageType;
+};
+
 class WebSocketClosedRunnable final : public WebSocketBaseRunnable
 {
 public:
@@ -252,6 +276,24 @@ WebSocketEventService::WebSocketOpened(uint32_t aWebSocketSerialID,
   NS_WARN_IF(NS_FAILED(rv));
 }
 
+void
+WebSocketEventService::WebSocketMessageAvailable(uint32_t aWebSocketSerialID,
+                                                 uint64_t aInnerWindowID,
+                                                 const nsACString& aData,
+                                                 uint16_t aMessageType)
+{
+  // Let's continue only if we have some listeners.
+  if (!HasListeners()) {
+    return;
+  }
+
+  RefPtr<WebSocketMessageAvailableRunnable> runnable =
+    new WebSocketMessageAvailableRunnable(aWebSocketSerialID, aInnerWindowID,
+                                          aData, aMessageType);
+  nsresult rv = NS_DispatchToMainThread(runnable);
+  NS_WARN_IF(NS_FAILED(rv));
+}
+
 void
 WebSocketEventService::WebSocketClosed(uint32_t aWebSocketSerialID,
                                        uint64_t aInnerWindowID,

netwerk/protocol/websocket/WebSocketEventService.h

@@ -46,6 +46,11 @@ public:
                        const nsACString& aProtocols,
                        const nsACString& aExtensions);
 
+  void WebSocketMessageAvailable(uint32_t aWebSocketSerialID,
+                                 uint64_t aInnerWindowID,
+                                 const nsACString& aData,
+                                 uint16_t aMessageType);
+
   void WebSocketClosed(uint32_t aWebSocketSerialID,
                        uint64_t aInnerWindowID,
                        bool aWasClean,

netwerk/protocol/websocket/nsIWebSocketEventService.idl

@@ -6,7 +6,7 @@
 #include "domstubs.idl"
 #include "nsISupports.idl"
 
-[scriptable, builtinclass, uuid(470133f3-a04f-48a9-82bd-8d1bc7eb6f9c)]
+[scriptable, builtinclass, uuid(6714a6be-2265-4f73-a988-d78a12416037)]
 interface nsIWebSocketFrame : nsISupports
 {
   readonly attribute DOMHighResTimeStamp timeStamp;
@@ -26,17 +26,17 @@ interface nsIWebSocketFrame : nsISupports
   readonly attribute ACString payload;
 
   // Non-Control opCode values:
-  const long OPCODE_CONTINUATION = 0x0;
+  const unsigned short OPCODE_CONTINUATION = 0x0;
-  const long OPCODE_TEXT         = 0x1;
+  const unsigned short OPCODE_TEXT         = 0x1;
-  const long OPCODE_BINARY       = 0x2;
+  const unsigned short OPCODE_BINARY       = 0x2;
 
   // Control opCode values:
-  const long OPCODE_CLOSE        = 0x8;
+  const unsigned short OPCODE_CLOSE        = 0x8;
-  const long OPCODE_PING         = 0x9;
+  const unsigned short OPCODE_PING         = 0x9;
-  const long OPCODE_PONG         = 0xA;
+  const unsigned short OPCODE_PONG         = 0xA;
 };
 
-[scriptable, uuid(ccbd96ae-2b7d-42fc-9ee5-116fa8e1723a)]
+[scriptable, uuid(e7c005ab-e694-489b-b741-96db43ffb16f)]
 interface nsIWebSocketEventListener : nsISupports
 {
   void webSocketCreated(in unsigned long aWebSocketSerialID,
@@ -48,6 +48,14 @@ interface nsIWebSocketEventListener : nsISupports
                        in ACString aProtocols,
                        in ACString aExtensions);
 
+  const unsigned short TYPE_STRING      = 0x0;
+  const unsigned short TYPE_BLOB        = 0x1;
+  const unsigned short TYPE_ARRAYBUFFER = 0x2;
+
+  void webSocketMessageAvailable(in unsigned long aWebSocketSerialID,
+                                 in ACString aMessage,
+                                 in unsigned short aType);
+
   void webSocketClosed(in unsigned long aWebSocketSerialID,
                        in boolean aWasClean,
                        in unsigned short aCode,