chrome/renderer/net/net_error_page_controller.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/renderer/net/net_error_page_controller.h"
   6
   7 #include "base/strings/string_piece.h"
   8 #include "chrome/renderer/net/net_error_helper.h"
   9 #include "content/public/renderer/render_frame.h"
  10 #include "gin/handle.h"
  11 #include "gin/object_template_builder.h"
  12 #include "third_party/WebKit/public/web/WebKit.h"
  13 #include "third_party/WebKit/public/web/WebLocalFrame.h"
  14
  15 gin::WrapperInfo NetErrorPageController::kWrapperInfo = {
  16     gin::kEmbedderNativeGin};
  17
  18 // static
  19 void NetErrorPageController::Install(content::RenderFrame* render_frame) {
  20   v8::Isolate* isolate = blink::mainThreadIsolate();
  21   v8::HandleScope handle_scope(isolate);
  22   v8::Local<v8::Context> context =
  23       render_frame->GetWebFrame()->mainWorldScriptContext();
  24   if (context.IsEmpty())
  25     return;
  26
  27   v8::Context::Scope context_scope(context);
  28
  29   gin::Handle<NetErrorPageController> controller = gin::CreateHandle(
  30       isolate, new NetErrorPageController(render_frame));
  31   if (controller.IsEmpty())
  32     return;
  33
  34   v8::Local<v8::Object> global = context->Global();
  35   global->Set(gin::StringToV8(isolate, "errorPageController"),
  36               controller.ToV8());
  37 }
  38
  39 bool NetErrorPageController::ShowSavedCopyButtonClick() {
  40   return ButtonClick(error_page::NetErrorHelperCore::SHOW_SAVED_COPY_BUTTON);
  41 }
  42
  43 bool NetErrorPageController::ReloadButtonClick() {
  44   return ButtonClick(error_page::NetErrorHelperCore::RELOAD_BUTTON);
  45 }
  46
  47 bool NetErrorPageController::DetailsButtonClick() {
  48   return ButtonClick(error_page::NetErrorHelperCore::MORE_BUTTON);
  49 }
  50
  51 bool NetErrorPageController::TrackEasterEgg() {
  52   return ButtonClick(error_page::NetErrorHelperCore::EASTER_EGG);
  53 }
  54
  55 bool NetErrorPageController::TrackClick(const gin::Arguments& args) {
  56   if (!render_frame())
  57     return false;
  58
  59   if (args.PeekNext().IsEmpty() || !args.PeekNext()->IsInt32())
  60     return false;
  61
  62   NetErrorHelper* net_error_helper =
  63       content::RenderFrameObserverTracker<NetErrorHelper>::Get(render_frame());
  64   DCHECK(net_error_helper);
  65   net_error_helper->TrackClick(args.PeekNext()->Int32Value());
  66   return true;
  67 }
  68
  69 bool NetErrorPageController::ButtonClick(
  70     error_page::NetErrorHelperCore::Button button) {
  71   if (!render_frame())
  72     return false;
  73
  74   NetErrorHelper* net_error_helper =
  75       content::RenderFrameObserverTracker<NetErrorHelper>::Get(render_frame());
  76   DCHECK(net_error_helper);
  77
  78   net_error_helper->ButtonPressed(button);
  79
  80   return true;
  81 }
  82
  83 NetErrorPageController::NetErrorPageController(
  84     content::RenderFrame* render_frame) : RenderFrameObserver(render_frame) {}
  85
  86 NetErrorPageController::~NetErrorPageController() {}
  87
  88 gin::ObjectTemplateBuilder NetErrorPageController::GetObjectTemplateBuilder(
  89     v8::Isolate* isolate) {
  90   return gin::Wrappable<NetErrorPageController>::GetObjectTemplateBuilder(
  91              isolate)
  92       .SetMethod("showSavedCopyButtonClick",
  93                  &NetErrorPageController::ShowSavedCopyButtonClick)
  94       .SetMethod("reloadButtonClick",
  95                  &NetErrorPageController::ReloadButtonClick)
  96       .SetMethod("detailsButtonClick",
  97                  &NetErrorPageController::DetailsButtonClick)
  98       .SetMethod("trackClick",
  99                  &NetErrorPageController::TrackClick)
 100       .SetMethod("trackEasterEgg",
 101                  &NetErrorPageController::TrackEasterEgg);
 102 }
 103
 104 void NetErrorPageController::OnDestruct() {}