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 "content/public/renderer/render_frame.h"
   9 #include "gin/handle.h"
  10 #include "gin/object_template_builder.h"
  11 #include "third_party/WebKit/public/web/WebKit.h"
  12 #include "third_party/WebKit/public/web/WebLocalFrame.h"
  13
  14 gin::WrapperInfo NetErrorPageController::kWrapperInfo = {
  15     gin::kEmbedderNativeGin};
  16
  17 NetErrorPageController::Delegate::Delegate() {}
  18 NetErrorPageController::Delegate::~Delegate() {}
  19
  20 // static
  21 void NetErrorPageController::Install(content::RenderFrame* render_frame,
  22                                      base::WeakPtr<Delegate> delegate) {
  23   v8::Isolate* isolate = blink::mainThreadIsolate();
  24   v8::HandleScope handle_scope(isolate);
  25   v8::Local<v8::Context> context =
  26       render_frame->GetWebFrame()->mainWorldScriptContext();
  27   if (context.IsEmpty())
  28     return;
  29
  30   v8::Context::Scope context_scope(context);
  31
  32   gin::Handle<NetErrorPageController> controller = gin::CreateHandle(
  33       isolate, new NetErrorPageController(delegate));
  34   if (controller.IsEmpty())
  35     return;
  36
  37   v8::Local<v8::Object> global = context->Global();
  38   global->Set(gin::StringToV8(isolate, "errorPageController"),
  39               controller.ToV8());
  40 }
  41
  42 bool NetErrorPageController::ShowSavedCopyButtonClick() {
  43   return ButtonClick(error_page::NetErrorHelperCore::SHOW_SAVED_COPY_BUTTON);
  44 }
  45
  46 bool NetErrorPageController::ReloadButtonClick() {
  47   return ButtonClick(error_page::NetErrorHelperCore::RELOAD_BUTTON);
  48 }
  49
  50 bool NetErrorPageController::DetailsButtonClick() {
  51   return ButtonClick(error_page::NetErrorHelperCore::MORE_BUTTON);
  52 }
  53
  54 bool NetErrorPageController::TrackEasterEgg() {
  55   return ButtonClick(error_page::NetErrorHelperCore::EASTER_EGG);
  56 }
  57
  58 bool NetErrorPageController::DiagnoseErrorsButtonClick() {
  59   return ButtonClick(error_page::NetErrorHelperCore::DIAGNOSE_ERROR);
  60 }
  61
  62 bool NetErrorPageController::TrackCachedCopyButtonClick(bool is_default_label) {
  63   return is_default_label ?
  64       ButtonClick(error_page::NetErrorHelperCore::SHOW_CACHED_PAGE_BUTTON) :
  65       ButtonClick(error_page::NetErrorHelperCore::SHOW_CACHED_COPY_BUTTON);
  66 }
  67
  68 bool NetErrorPageController::TrackClick(const gin::Arguments& args) {
  69   if (args.PeekNext().IsEmpty() || !args.PeekNext()->IsInt32())
  70     return false;
  71
  72   if (delegate_)
  73     delegate_->TrackClick(args.PeekNext()->Int32Value());
  74   return true;
  75 }
  76
  77 bool NetErrorPageController::ButtonClick(
  78     error_page::NetErrorHelperCore::Button button) {
  79   if (delegate_)
  80     delegate_->ButtonPressed(button);
  81
  82   return true;
  83 }
  84
  85 NetErrorPageController::NetErrorPageController(base::WeakPtr<Delegate> delegate)
  86     : delegate_(delegate) {
  87 }
  88
  89 NetErrorPageController::~NetErrorPageController() {}
  90
  91 gin::ObjectTemplateBuilder NetErrorPageController::GetObjectTemplateBuilder(
  92     v8::Isolate* isolate) {
  93   return gin::Wrappable<NetErrorPageController>::GetObjectTemplateBuilder(
  94              isolate)
  95       .SetMethod("showSavedCopyButtonClick",
  96                  &NetErrorPageController::ShowSavedCopyButtonClick)
  97       .SetMethod("reloadButtonClick",
  98                  &NetErrorPageController::ReloadButtonClick)
  99       .SetMethod("detailsButtonClick",
 100                  &NetErrorPageController::DetailsButtonClick)
 101       .SetMethod("diagnoseErrorsButtonClick",
 102                  &NetErrorPageController::DiagnoseErrorsButtonClick)
 103       .SetMethod("trackClick",
 104                  &NetErrorPageController::TrackClick)
 105       .SetMethod("trackEasterEgg",
 106                  &NetErrorPageController::TrackEasterEgg)
 107       .SetMethod("trackCachedCopyButtonClick",
 108                  &NetErrorPageController::TrackCachedCopyButtonClick);
 109 }