chrome/browser/chromeos/net/delay_network_call.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/browser/chromeos/net/delay_network_call.h"
   6
   7 #include "base/bind.h"
   8 #include "base/callback.h"
   9 #include "chromeos/network/network_handler.h"
  10 #include "chromeos/network/network_state.h"
  11 #include "chromeos/network/network_state_handler.h"
  12 #include "chromeos/network/portal_detector/network_portal_detector.h"
  13 #include "content/public/browser/browser_thread.h"
  14 #include "third_party/cros_system_api/dbus/service_constants.h"
  15
  16 const unsigned chromeos::kDefaultNetworkRetryDelayMS = 3000;
  17
  18 void chromeos::DelayNetworkCall(base::TimeDelta retry,
  19                                 const base::Closure& callback) {
  20   bool delay_network_call = false;
  21   const NetworkState* default_network =
  22       NetworkHandler::Get()->network_state_handler()->DefaultNetwork();
  23   if (!default_network) {
  24     delay_network_call = true;
  25     DVLOG(1) << "DelayNetworkCall: No default network.";
  26   } else {
  27     std:: string default_connection_state = default_network->connection_state();
  28     if (!NetworkState::StateIsConnected(default_connection_state)) {
  29       delay_network_call = true;
  30       DVLOG(1) << "DelayNetworkCall: "
  31                << "Default network: " << default_network->name()
  32                << " State: " << default_connection_state;
  33     }
  34   }
  35   if (!delay_network_call && NetworkPortalDetector::IsInitialized()) {
  36     NetworkPortalDetector* detector = NetworkPortalDetector::Get();
  37     NetworkPortalDetector::CaptivePortalStatus status =
  38         detector->GetCaptivePortalState(default_network->guid()).status;
  39     if (status != NetworkPortalDetector::CAPTIVE_PORTAL_STATUS_ONLINE) {
  40       delay_network_call = true;
  41       DVLOG(1) << "DelayNetworkCall: Captive portal status for "
  42               << default_network->name() << ": "
  43               << NetworkPortalDetector::CaptivePortalStatusString(status);
  44     }
  45   }
  46   if (delay_network_call) {
  47     content::BrowserThread::PostDelayedTask(
  48         content::BrowserThread::UI, FROM_HERE,
  49         base::Bind(&chromeos::DelayNetworkCall, retry, callback), retry);
  50   } else {
  51     callback.Run();
  52   }
  53 }