<webview>: First stab at implementing media permission request for guests.

content/renderer/browser_plugin/browser_plugin.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/browser_plugin/browser_plugin.h"
 
 #include "base/json/json_string_value_serializer.h"
 #include "base/message_loop.h"
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
 #include "content/common/browser_plugin_messages.h"
 #include "content/common/view_messages.h"
 #include "content/public/common/content_client.h"
 #include "content/public/renderer/content_renderer_client.h"
 #include "content/renderer/browser_plugin/browser_plugin_bindings.h"
 #include "content/renderer/browser_plugin/browser_plugin_manager.h"
 #include "content/renderer/render_process_impl.h"
 #include "content/renderer/render_thread_impl.h"
 #include "content/renderer/v8_value_converter_impl.h"
 #include "skia/ext/platform_canvas.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebBindings.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebDOMCustomEvent.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebDocument.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebElement.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebFrame.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebInputEvent.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebPluginContainer.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebPluginParams.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/WebScriptSource.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebRect.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebScriptSource.h"
 #include "webkit/plugins/sad_plugin.h"
 
 #if defined (OS_WIN)
 #include "base/sys_info.h"
 #endif
 
 using WebKit::WebCanvas;
 using WebKit::WebPluginContainer;
 using WebKit::WebPluginParams;
 using WebKit::WebPoint;
 using WebKit::WebRect;
 using WebKit::WebURL;
 using WebKit::WebVector;
 
 namespace content {
 
 namespace {
 
 // Events.
 const char kEventExit[] = "exit";
 const char kEventLoadAbort[] = "loadabort";
 const char kEventLoadCommit[] = "loadcommit";
 const char kEventLoadRedirect[] = "loadredirect";
 const char kEventLoadStart[] = "loadstart";
 const char kEventLoadStop[] = "loadstop";
 const char kEventSizeChanged[] = "sizechanged";
+const char kEventRequestPermission[] = "permissionrequest";

[Charlie Reis, 2012/11/20 01:54:00]

nit: Alphabetize

[lazyboy, 2012/11/20 02:55:20]

Ah bad merge, Done.

 
 // Parameters/properties on events.
+const char kInstanceIdKey[] = "instance_id";
 const char kIsTopLevel[] = "isTopLevel";
 const char kNewURL[] = "newUrl";
 const char kNewHeight[] = "newHeight";
 const char kNewWidth[] = "newWidth";
 const char kOldURL[] = "oldUrl";
 const char kOldHeight[] = "oldHeight";
 const char kOldWidth[] = "oldWidth";
 const char kPartition[] = "partition";
+const char kPermissionTypeMedia[] = "media";
 const char kPersistPrefix[] = "persist:";
 const char kProcessId[] = "processId";
+const char kReason[] = "reason";
+const char kRequestIdKey[] = "request_id";

[Charlie Reis, 2012/11/20 01:54:00]

What's the difference between having a "Key" suffix or not?

[lazyboy, 2012/11/20 02:55:20]

yes that's confusing, all string in this section are keys to an object, removed
key suffix.

 const char kSrc[] = "src";
-const char kReason[] = "reason";
 const char kURL[] = "url";
 
 // Error messages.
 const char kErrorAlreadyNavigated[] =
     "The object has already navigated, so its partition cannot be changed.";
 const char kErrorInvalidPartition[] =
     "Invalid partition attribute.";
 
 static std::string TerminationStatusToString(base::TerminationStatus status) {
   switch (status) {
@@ skipping 519 matching lines @@
 void BrowserPlugin::LoadAbort(const GURL& url,
                               bool is_top_level,
                               const std::string& type) {
   std::map<std::string, base::Value*> props;
   props[kURL] = base::Value::CreateStringValue(url.spec());
   props[kIsTopLevel] = base::Value::CreateBooleanValue(is_top_level);
   props[kReason] = base::Value::CreateStringValue(type);
   TriggerEvent(kEventLoadAbort, &props);
 }
 
+void BrowserPlugin::RequestMediaAccess(int request_id) {
+  std::map<std::string, base::Value*> props;
+  props[kReason] = base::Value::CreateStringValue(kPermissionTypeMedia);
+  props[kRequestIdKey] = base::Value::CreateIntegerValue(request_id);
+  TriggerEvent(kEventRequestPermission, &props);
+}
+
 void BrowserPlugin::LoadRedirect(const GURL& old_url,
                                  const GURL& new_url,
                                  bool is_top_level) {
   std::map<std::string, base::Value*> props;
   props[kOldURL] = base::Value::CreateStringValue(old_url.spec());
   props[kNewURL] = base::Value::CreateStringValue(new_url.spec());
   props[kIsTopLevel] = base::Value::CreateBooleanValue(is_top_level);
   TriggerEvent(kEventLoadRedirect, &props);
 }
 
@@ skipping 30 matching lines @@
 void BrowserPlugin::GuestContentWindowReady(int content_window_routing_id) {
   DCHECK(content_window_routing_id != MSG_ROUTING_NONE);
   content_window_routing_id_ = content_window_routing_id;
 }
 
 void BrowserPlugin::SetAcceptTouchEvents(bool accept) {
   if (container())
     container()->setIsAcceptingTouchEvents(accept);
 }
 
+void BrowserPlugin::RespondMediaAccess(int request_id, bool allow) {
+  BrowserPluginManager::Get()->Send(
+      new BrowserPluginHostMsg_AllowMediaAccess(render_view_->GetRoutingID(),
+                                                instance_id_,
+                                                request_id,
+                                                allow));
+}
+
 WebKit::WebPluginContainer* BrowserPlugin::container() const {
   return container_;
 }
 
 bool BrowserPlugin::initialize(WebPluginContainer* container) {
   container_ = container;
   return true;
 }
 
 void BrowserPlugin::destroy() {
@@ skipping 281 matching lines @@
                                                  void* notify_data) {
 }
 
 void BrowserPlugin::didFailLoadingFrameRequest(
     const WebKit::WebURL& url,
     void* notify_data,
     const WebKit::WebURLError& error) {
 }
 
 }  // namespace content