arc: Pass auth token from Chrome to ARC instance.

chrome/browser/chromeos/arc/arc_auth_ui.cc

Index: chrome/browser/chromeos/arc/arc_auth_ui.cc
diff --git a/chrome/browser/chromeos/arc/arc_auth_ui.cc b/chrome/browser/chromeos/arc/arc_auth_ui.cc
new file mode 100644
index 0000000000000000000000000000000000000000..462aa9186d36865b056539335e4014d38685d4a9
--- /dev/null
+++ b/chrome/browser/chromeos/arc/arc_auth_ui.cc
@@ -0,0 +1,107 @@
+// Copyright 2016 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 "chrome/browser/chromeos/arc/arc_auth_ui.h"
+
+#include "chrome/browser/chromeos/arc/arc_auth_service.h"
+#include "chrome/browser/ui/webui/chrome_web_contents_handler.h"
+#include "content/public/browser/browser_context.h"
+#include "content/public/browser/web_contents.h"
+#include "net/base/load_states.h"
+#include "ui/views/controls/webview/web_dialog_view.h"
+#include "ui/views/widget/widget.h"
+
+namespace arc {
+
+namespace {
+
+const int kDefaultWidth = 480;
+const int kDefaultHeight = 640;
+
+}  // namespace
+
+ArcAuthUI::ArcAuthUI(content::BrowserContext* browser_context,
+                     Delegate* delegate)
+    : browser_context_(browser_context),
+      delegate_(delegate),
+      target_url_(ArcAuthFetcher::CreateURL()) {
+  DCHECK(browser_context_ != nullptr && delegate_ != nullptr);
+  views::WebDialogView* view = new views::WebDialogView(
+      browser_context_, this, new ChromeWebContentsHandler);
+  widget_ = views::Widget::CreateWindow(view);
+  widget_->Show();
+}
+
+ArcAuthUI::~ArcAuthUI() {}
+
+void ArcAuthUI::Close() {
+  widget_->CloseNow();
+}
+
+ui::ModalType ArcAuthUI::GetDialogModalType() const {
+  return ui::MODAL_TYPE_SYSTEM;
+}
+
+base::string16 ArcAuthUI::GetDialogTitle() const {
+  return base::string16();
+}
+
+GURL ArcAuthUI::GetDialogContentURL() const {
+  return target_url_;
+}
+
+void ArcAuthUI::GetWebUIMessageHandlers(
+    std::vector<content::WebUIMessageHandler*>* handlers) const {}
+
+void ArcAuthUI::GetDialogSize(gfx::Size* size) const {
+  size->SetSize(kDefaultWidth, kDefaultHeight);
+}
+
+std::string ArcAuthUI::GetDialogArgs() const {
+  return std::string();
+}
+
+void ArcAuthUI::OnDialogClosed(const std::string& json_retval) {
+  delegate_->OnAuthUIClosed();
+  delete this;
+}
+
+void ArcAuthUI::OnCloseContents(content::WebContents* source,
+                                bool* out_close_dialog) {
+  *out_close_dialog = true;
+}
+
+bool ArcAuthUI::ShouldShowDialogTitle() const {
+  return false;
+}
+
+bool ArcAuthUI::HandleContextMenu(const content::ContextMenuParams& params) {
+  // Disable context menu.
+  return true;
+}
+
+void ArcAuthUI::OnLoadingStateChanged(content::WebContents* source) {
+  if (source->IsLoading())
+    return;
+
+  // Check if current page may contain required cookies and skip intermediate
+  // steps.
+  const GURL& current_url = source->GetVisibleURL();
+  if (target_url_.GetOrigin() != current_url.GetOrigin() ||
+      target_url_.path() != current_url.path())
+    return;

[xiyuan, 2016/01/28 16:18:07]

nit: wrap with {} since conditions span more than 1 line.

[khmel, 2016/01/28 19:24:02]

Done.

+
+  auth_fetcher_.reset(
+      new ArcAuthFetcher(browser_context_->GetRequestContext(), this));
+}
+
+void ArcAuthUI::OnAuthCodeFetched(const std::string& auth_code) {
+  ArcAuthService::Get()->SetAuthCodeAndStartArc(auth_code);
+}
+
+void ArcAuthUI::OnAuthCodeNeedUI() {}
+
+void ArcAuthUI::OnAuthCodeFailed() {}
+
+}  // namespace arc