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      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/ui/webui/options/easy_unlock_handler.h"
      6 
      7 #include <string>
      8 
      9 #include "base/bind.h"
     10 #include "base/values.h"
     11 #include "chrome/browser/profiles/profile.h"
     12 #include "chrome/browser/signin/easy_unlock_service.h"
     13 #include "chrome/grit/generated_resources.h"
     14 #include "content/public/browser/web_ui.h"
     15 
     16 namespace options {
     17 
     18 EasyUnlockHandler::EasyUnlockHandler() {
     19 }
     20 
     21 EasyUnlockHandler::~EasyUnlockHandler() {
     22   EasyUnlockService::Get(Profile::FromWebUI(web_ui()))->RemoveObserver(this);
     23 }
     24 
     25 void EasyUnlockHandler::GetLocalizedValues(base::DictionaryValue* values) {
     26   static OptionsStringResource resources[] = {
     27       {"easyUnlockTurnOffButton", IDS_OPTIONS_EASY_UNLOCK_TURN_OFF_BUTTON},
     28       {"easyUnlockTurnOffTitle", IDS_OPTIONS_EASY_UNLOCK_TURN_OFF_TITLE},
     29       {"easyUnlockTurnOffDescription",
     30        IDS_OPTIONS_EASY_UNLOCK_TURN_OFF_DESCRIPTION},
     31       {"easyUnlockTurnOffOfflineTitle",
     32        IDS_OPTIONS_EASY_UNLOCK_TURN_OFF_OFFLINE_TITLE},
     33       {"easyUnlockTurnOffOfflineMessage",
     34        IDS_OPTIONS_EASY_UNLOCK_TURN_OFF_OFFLINE_MESSAGE},
     35       {"easyUnlockTurnOffErrorTitle",
     36        IDS_OPTIONS_EASY_UNLOCK_TURN_OFF_ERROR_TITLE},
     37       {"easyUnlockTurnOffErrorMessage",
     38        IDS_OPTIONS_EASY_UNLOCK_TURN_OFF_ERROR_MESSAGE},
     39       {"easyUnlockTurnOffRetryButton",
     40        IDS_OPTIONS_EASY_UNLOCK_TURN_OFF_RETRY_BUTTON},
     41   };
     42 
     43   RegisterStrings(values, resources, arraysize(resources));
     44 }
     45 
     46 void EasyUnlockHandler::InitializeHandler() {
     47   EasyUnlockService::Get(Profile::FromWebUI(web_ui()))->AddObserver(this);
     48 }
     49 
     50 void EasyUnlockHandler::RegisterMessages() {
     51   web_ui()->RegisterMessageCallback(
     52       "easyUnlockGetTurnOffFlowStatus",
     53       base::Bind(&EasyUnlockHandler::HandleGetTurnOffFlowStatus,
     54                  base::Unretained(this)));
     55   web_ui()->RegisterMessageCallback(
     56       "easyUnlockRequestTurnOff",
     57       base::Bind(&EasyUnlockHandler::HandleRequestTurnOff,
     58                  base::Unretained(this)));
     59   web_ui()->RegisterMessageCallback(
     60       "easyUnlockTurnOffOverlayDismissed",
     61       base::Bind(&EasyUnlockHandler::HandlePageDismissed,
     62                  base::Unretained(this)));
     63 }
     64 
     65 void EasyUnlockHandler::OnTurnOffOperationStatusChanged() {
     66   SendTurnOffOperationStatus();
     67 }
     68 
     69 void EasyUnlockHandler::SendTurnOffOperationStatus() {
     70   EasyUnlockService::TurnOffFlowStatus status =
     71       EasyUnlockService::Get(Profile::FromWebUI(web_ui()))
     72           ->GetTurnOffFlowStatus();
     73 
     74   // Translate status into JS UI state string. Note the translated string
     75   // should match UIState defined in easy_unlock_turn_off_overlay.js.
     76   std::string status_string;
     77   switch (status) {
     78     case EasyUnlockService::IDLE:
     79       status_string = "idle";
     80       break;
     81     case EasyUnlockService::PENDING:
     82       status_string = "pending";
     83       break;
     84     case EasyUnlockService::FAIL:
     85       status_string = "server-error";
     86       break;
     87     default:
     88       LOG(ERROR) << "Unknown Easy unlock turn-off operation status: " << status;
     89       status_string = "idle";
     90       break;
     91   }
     92   web_ui()->CallJavascriptFunction("EasyUnlockTurnOffOverlay.updateUIState",
     93                                    base::StringValue(status_string));
     94 }
     95 
     96 void EasyUnlockHandler::HandleGetTurnOffFlowStatus(
     97     const base::ListValue* args) {
     98   SendTurnOffOperationStatus();
     99 }
    100 
    101 void EasyUnlockHandler::HandleRequestTurnOff(const base::ListValue* args) {
    102   EasyUnlockService::Get(Profile::FromWebUI(web_ui()))->RunTurnOffFlow();
    103 }
    104 
    105 void EasyUnlockHandler::HandlePageDismissed(const base::ListValue* args) {
    106   EasyUnlockService::Get(Profile::FromWebUI(web_ui()))->ResetTurnOffFlow();
    107 }
    108 
    109 }  // namespace options
    110