Refactor postMessage for out-of-process iframes.

content/renderer/render_view_impl.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/renderer/render_view_impl.h"
 
 #include <algorithm>
 #include <cmath>
 
 #include "base/auto_reset.h"
@@ skipping 129 matching lines @@
 #include "third_party/WebKit/public/web/WebFileChooserParams.h"
 #include "third_party/WebKit/public/web/WebFindOptions.h"
 #include "third_party/WebKit/public/web/WebFormControlElement.h"
 #include "third_party/WebKit/public/web/WebFormElement.h"
 #include "third_party/WebKit/public/web/WebFrame.h"
 #include "third_party/WebKit/public/web/WebGlyphCache.h"
 #include "third_party/WebKit/public/web/WebHistoryItem.h"
 #include "third_party/WebKit/public/web/WebHitTestResult.h"
 #include "third_party/WebKit/public/web/WebInputElement.h"
 #include "third_party/WebKit/public/web/WebInputEvent.h"
-#include "third_party/WebKit/public/web/WebKit.h"
 #include "third_party/WebKit/public/web/WebLocalFrame.h"
 #include "third_party/WebKit/public/web/WebMediaPlayerAction.h"
 #include "third_party/WebKit/public/web/WebNavigationPolicy.h"
 #include "third_party/WebKit/public/web/WebNetworkStateNotifier.h"
 #include "third_party/WebKit/public/web/WebNodeList.h"
 #include "third_party/WebKit/public/web/WebPageSerializer.h"
 #include "third_party/WebKit/public/web/WebPlugin.h"
 #include "third_party/WebKit/public/web/WebPluginAction.h"
 #include "third_party/WebKit/public/web/WebPluginContainer.h"
 #include "third_party/WebKit/public/web/WebPluginDocument.h"
 #include "third_party/WebKit/public/web/WebRange.h"
 #include "third_party/WebKit/public/web/WebRuntimeFeatures.h"
 #include "third_party/WebKit/public/web/WebScriptSource.h"
 #include "third_party/WebKit/public/web/WebSearchableFormData.h"
 #include "third_party/WebKit/public/web/WebSecurityOrigin.h"
 #include "third_party/WebKit/public/web/WebSecurityPolicy.h"
-#include "third_party/WebKit/public/web/WebSerializedScriptValue.h"
 #include "third_party/WebKit/public/web/WebSettings.h"
 #include "third_party/WebKit/public/web/WebUserGestureIndicator.h"
 #include "third_party/WebKit/public/web/WebView.h"
 #include "third_party/WebKit/public/web/WebWindowFeatures.h"
 #include "third_party/WebKit/public/web/default/WebRenderTheme.h"
 #include "third_party/icu/source/common/unicode/uchar.h"
 #include "third_party/icu/source/common/unicode/uscript.h"
 #include "ui/base/clipboard/clipboard.h"
 #include "ui/base/ui_base_switches_util.h"
 #include "ui/events/latency_info.h"
@@ skipping 39 matching lines @@
 using blink::WebAXObject;
 using blink::WebApplicationCacheHost;
 using blink::WebApplicationCacheHostClient;
 using blink::WebCString;
 using blink::WebColor;
 using blink::WebColorName;
 using blink::WebConsoleMessage;
 using blink::WebData;
 using blink::WebDataSource;
 using blink::WebDocument;
-using blink::WebDOMEvent;
-using blink::WebDOMMessageEvent;
 using blink::WebDragData;
 using blink::WebDragOperation;
 using blink::WebDragOperationsMask;
 using blink::WebElement;
 using blink::WebFileChooserCompletion;
 using blink::WebFindOptions;
 using blink::WebFormControlElement;
 using blink::WebFormElement;
 using blink::WebFrame;
 using blink::WebGestureEvent;
@@ skipping 19 matching lines @@
 using blink::WebPluginContainer;
 using blink::WebPluginDocument;
 using blink::WebPoint;
 using blink::WebRange;
 using blink::WebRect;
 using blink::WebReferrerPolicy;
 using blink::WebScriptSource;
 using blink::WebSearchableFormData;
 using blink::WebSecurityOrigin;
 using blink::WebSecurityPolicy;
-using blink::WebSerializedScriptValue;
 using blink::WebSettings;
 using blink::WebSize;
 using blink::WebStorageNamespace;
 using blink::WebStorageQuotaCallbacks;
 using blink::WebStorageQuotaError;
 using blink::WebStorageQuotaType;
 using blink::WebString;
 using blink::WebTextAffinity;
 using blink::WebTextDirection;
 using blink::WebTouchEvent;
@@ skipping 994 matching lines @@
     IPC_MESSAGE_HANDLER(ViewMsg_StopFinding, OnStopFinding)
     IPC_MESSAGE_HANDLER(ViewMsg_ResetPageScale, OnResetPageScale)
     IPC_MESSAGE_HANDLER(ViewMsg_Zoom, OnZoom)
     IPC_MESSAGE_HANDLER(ViewMsg_SetZoomLevelForLoadingURL,
                         OnSetZoomLevelForLoadingURL)
     IPC_MESSAGE_HANDLER(ViewMsg_SetZoomLevelForView,
                         OnSetZoomLevelForView)
     IPC_MESSAGE_HANDLER(ViewMsg_SetPageEncoding, OnSetPageEncoding)
     IPC_MESSAGE_HANDLER(ViewMsg_ResetPageEncodingToDefault,
                         OnResetPageEncodingToDefault)
-    IPC_MESSAGE_HANDLER(ViewMsg_PostMessageEvent, OnPostMessageEvent)
     IPC_MESSAGE_HANDLER(DragMsg_TargetDragEnter, OnDragTargetDragEnter)
     IPC_MESSAGE_HANDLER(DragMsg_TargetDragOver, OnDragTargetDragOver)
     IPC_MESSAGE_HANDLER(DragMsg_TargetDragLeave, OnDragTargetDragLeave)
     IPC_MESSAGE_HANDLER(DragMsg_TargetDrop, OnDragTargetDrop)
     IPC_MESSAGE_HANDLER(DragMsg_SourceEnded, OnDragSourceEnded)
     IPC_MESSAGE_HANDLER(DragMsg_SourceSystemDragEnded,
                         OnDragSourceSystemDragEnded)
     IPC_MESSAGE_HANDLER(ViewMsg_AllowBindings, OnAllowBindings)
     IPC_MESSAGE_HANDLER(ViewMsg_SetInitialFocus, OnSetInitialFocus)
     IPC_MESSAGE_HANDLER(ViewMsg_UpdateTargetURL_ACK, OnUpdateTargetURLAck)
@@ skipping 1229 matching lines @@
 
 void RenderViewImpl::OnSetPageEncoding(const std::string& encoding_name) {
   webview()->setPageEncoding(WebString::fromUTF8(encoding_name));
 }
 
 void RenderViewImpl::OnResetPageEncodingToDefault() {
   WebString no_encoding;
   webview()->setPageEncoding(no_encoding);
 }
 
-void RenderViewImpl::OnPostMessageEvent(
-    const ViewMsg_PostMessage_Params& params) {
-  // TODO(nasko): Support sending to subframes.
-  WebFrame* frame = webview()->mainFrame();
-
-  // Find the source frame if it exists.
-  WebFrame* source_frame = NULL;
-  if (params.source_routing_id != MSG_ROUTING_NONE) {
-    RenderViewImpl* source_view = FromRoutingID(params.source_routing_id);
-    if (source_view)
-      source_frame = source_view->webview()->mainFrame();
-  }
-
-  // If the message contained MessagePorts, create the corresponding endpoints.
-  blink::WebMessagePortChannelArray channels =
-      WebMessagePortChannelImpl::CreatePorts(
-          params.message_ports, params.new_routing_ids,
-          base::MessageLoopProxy::current().get());
-
-  WebSerializedScriptValue serialized_script_value;
-  if (params.is_data_raw_string) {
-    v8::HandleScope handle_scope(blink::mainThreadIsolate());
-    v8::Local<v8::Context> context = frame->mainWorldScriptContext();
-    v8::Context::Scope context_scope(context);
-    V8ValueConverterImpl converter;
-    converter.SetDateAllowed(true);
-    converter.SetRegExpAllowed(true);
-    scoped_ptr<base::Value> value(new base::StringValue(params.data));
-    v8::Handle<v8::Value> result_value = converter.ToV8Value(value.get(),
-                                                             context);
-    serialized_script_value = WebSerializedScriptValue::serialize(result_value);
-  } else {
-    serialized_script_value = WebSerializedScriptValue::fromString(params.data);
-  }
-
-  // Create an event with the message.  The final parameter to initMessageEvent
-  // is the last event ID, which is not used with postMessage.
-  WebDOMEvent event = frame->document().createEvent("MessageEvent");
-  WebDOMMessageEvent msg_event = event.to<WebDOMMessageEvent>();
-  msg_event.initMessageEvent("message",
-                             // |canBubble| and |cancellable| are always false
-                             false, false,
-                             serialized_script_value,
-                             params.source_origin, source_frame, "", channels);
-
-  // We must pass in the target_origin to do the security check on this side,
-  // since it may have changed since the original postMessage call was made.
-  WebSecurityOrigin target_origin;
-  if (!params.target_origin.empty()) {
-    target_origin =
-        WebSecurityOrigin::createFromString(WebString(params.target_origin));
-  }
-  frame->dispatchMessageEventWithOriginCheck(target_origin, msg_event);
-}
-
 void RenderViewImpl::OnAllowBindings(int enabled_bindings_flags) {
   if ((enabled_bindings_flags & BINDINGS_POLICY_WEB_UI) &&
       !(enabled_bindings_ & BINDINGS_POLICY_WEB_UI)) {
     // WebUIExtensionData deletes itself when we're destroyed.
     new WebUIExtensionData(this);
     // WebUIMojo deletes itself when we're destroyed.
     new WebUIMojo(this);
   }
 
   enabled_bindings_ |= enabled_bindings_flags;
@@ skipping 1202 matching lines @@
     std::vector<gfx::Size> sizes;
     ConvertToFaviconSizes(icon_urls[i].sizes(), &sizes);
     if (!url.isEmpty())
       urls.push_back(
           FaviconURL(url, ToFaviconType(icon_urls[i].iconType()), sizes));
   }
   SendUpdateFaviconURL(urls);
 }
 
 }  // namespace content