ChromeOS: Do not show the error dialog when captive portal is detected in OOBE.

chrome/browser/chromeos/login/screens/update_screen.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 "chrome/browser/chromeos/login/screens/update_screen.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/files/file_util.h"
@@ skipping 48 matching lines @@
 // estimation.
 // avg_speed = smooth_factor * cur_speed + (1.0 - smooth_factor) * avg_speed.
 const double kDownloadSpeedSmoothFactor = 0.1;
 
 // Minumum allowed value for the average downloading speed.
 const double kDownloadAverageSpeedDropBound = 1e-8;
 
 // An upper bound for possible downloading time left estimations.
 const double kMaxTimeLeft = 24 * 60 * 60;
 
+// Delay before showing error message if captive portal is detected.
+// We wait for this delay to let captive portal to perform redirect and show
+// its login page before error message appears.
+const int kDelayErrorMessageSec = 10;
+
 // Invoked from call to RequestUpdateCheck upon completion of the DBus call.
 void StartUpdateCallback(UpdateScreen* screen,
                          UpdateEngineClient::UpdateCheckResult result) {
   VLOG(1) << "Callback from RequestUpdateCheck, result " << result;
   if (UpdateScreen::HasInstance(screen)) {
     if (result == UpdateEngineClient::UPDATE_RESULT_SUCCESS)
       screen->SetIgnoreIdleStatus(false);
     else
       screen->ExitUpdate(UpdateScreen::REASON_UPDATE_INIT_FAILED);
   }
@@ skipping 165 matching lines @@
       break;
     default:
       NOTREACHED();
       break;
   }
 }
 
 void UpdateScreen::OnPortalDetectionCompleted(
     const NetworkState* network,
     const NetworkPortalDetector::CaptivePortalState& state) {
-  LOG(WARNING) << "UpdateScreen::PortalDetectionCompleted(): "
+  LOG(WARNING) << "UpdateScreen::OnPortalDetectionCompleted(): "
                << "network=" << (network ? network->path() : "") << ", "
                << "state.status=" << state.status << ", "
                << "state.response_code=" << state.response_code;
 
   // Wait for the sane detection results.
   if (network &&
       state.status == NetworkPortalDetector::CAPTIVE_PORTAL_STATUS_UNKNOWN) {
     return;
   }
 
@@ skipping 19 matching lines @@
       StartUpdateCheck();
     else
       UpdateErrorMessage(network, status);
   } else if (state_ == STATE_FIRST_PORTAL_CHECK) {
     // In the case of online state immediately proceed to the update
     // stage. Otherwise, prepare and show error message.
     if (status == NetworkPortalDetector::CAPTIVE_PORTAL_STATUS_ONLINE) {
       StartUpdateCheck();
     } else {
       UpdateErrorMessage(network, status);
-      ShowErrorMessage();
+
+      if (status == NetworkPortalDetector::CAPTIVE_PORTAL_STATUS_PORTAL)
+        DelayErrorMessage();
+      else
+        ShowErrorMessage();
     }
   }
 }
 
 void UpdateScreen::StartNetworkCheck() {
   // If portal detector is enabled and portal detection before AU is
   // allowed, initiate network state check. Otherwise, directly
   // proceed to update.
   if (!NetworkPortalDetector::Get()->IsEnabled()) {
     StartUpdateCheck();
@@ skipping 197 matching lines @@
   // TODO(dpolukhin): Analyze file content. Now we can just assume that
   // if the file exists and not empty, there is critical update.
   return true;
 }
 
 ErrorScreen* UpdateScreen::GetErrorScreen() {
   return get_base_screen_delegate()->GetErrorScreen();
 }
 
 void UpdateScreen::StartUpdateCheck() {
+  error_message_timer_.Stop();
+  GetErrorScreen()->HideCaptivePortal();
+
   NetworkPortalDetector::Get()->RemoveObserver(this);
   if (state_ == STATE_ERROR)
     HideErrorMessage();
   state_ = STATE_UPDATE;
   DBusThreadManager::Get()->GetUpdateEngineClient()->AddObserver(this);
   VLOG(1) << "Initiate update check";
   DBusThreadManager::Get()->GetUpdateEngineClient()->RequestUpdateCheck(
       base::Bind(StartUpdateCallback, this));
 }
 
 void UpdateScreen::ShowErrorMessage() {
   LOG(WARNING) << "UpdateScreen::ShowErrorMessage()";
+
+  error_message_timer_.Stop();
+
   state_ = STATE_ERROR;
   GetErrorScreen()->SetUIState(NetworkError::UI_STATE_UPDATE);
   get_base_screen_delegate()->ShowErrorScreen();
   histogram_helper_->OnErrorShow(GetErrorScreen()->GetErrorState());
 }
 
 void UpdateScreen::HideErrorMessage() {
   LOG(WARNING) << "UpdateScreen::HideErrorMessage()";
   get_base_screen_delegate()->HideErrorScreen(this);
   histogram_helper_->OnErrorHide();
@@ skipping 30 matching lines @@
   }
 }
 
 void UpdateScreen::SetHostPairingControllerStatus(
     HostPairingController::UpdateStatus update_status) {
   if (remora_controller_) {
     remora_controller_->OnUpdateStatusChanged(update_status);
   }
 }
 
+void UpdateScreen::DelayErrorMessage() {
+  if (error_message_timer_.IsRunning())
+    return;
+
+  state_ = STATE_ERROR;
+  error_message_timer_.Start(
+      FROM_HERE, base::TimeDelta::FromSeconds(kDelayErrorMessageSec), this,
+      &UpdateScreen::ShowErrorMessage);
+}
+
 }  // namespace chromeos