chrome/browser/ui/webui/chromeos/device_log_ui.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/ui/webui/chromeos/device_log_ui.h"
   6
   7 #include <string>
   8
   9 #include "base/bind.h"
  10 #include "base/bind_helpers.h"
  11 #include "base/values.h"
  12 #include "chrome/common/url_constants.h"
  13 #include "chrome/grit/generated_resources.h"
  14 #include "chromeos/device_event_log.h"
  15 #include "content/public/browser/web_contents.h"
  16 #include "content/public/browser/web_ui.h"
  17 #include "content/public/browser/web_ui_data_source.h"
  18 #include "content/public/browser/web_ui_message_handler.h"
  19 #include "grit/browser_resources.h"
  20
  21 namespace chromeos {
  22
  23 namespace {
  24
  25 class DeviceLogMessageHandler : public content::WebUIMessageHandler {
  26  public:
  27   DeviceLogMessageHandler() {}
  28   ~DeviceLogMessageHandler() override {}
  29
  30   // WebUIMessageHandler implementation.
  31   void RegisterMessages() override {
  32     web_ui()->RegisterMessageCallback(
  33         "DeviceLog.getLog",
  34         base::Bind(&DeviceLogMessageHandler::GetLog,
  35                    base::Unretained(this)));
  36   }
  37
  38  private:
  39   void GetLog(const base::ListValue* value) const {
  40     base::StringValue data(chromeos::device_event_log::GetAsString(
  41         chromeos::device_event_log::NEWEST_FIRST, "json", "",
  42         chromeos::device_event_log::LOG_LEVEL_DEBUG, 0));
  43     web_ui()->CallJavascriptFunction("DeviceLogUI.getLogCallback", data);
  44   }
  45
  46   DISALLOW_COPY_AND_ASSIGN(DeviceLogMessageHandler);
  47 };
  48
  49 }  // namespace
  50
  51 DeviceLogUI::DeviceLogUI(content::WebUI* web_ui)
  52     : content::WebUIController(web_ui) {
  53   web_ui->AddMessageHandler(new DeviceLogMessageHandler());
  54
  55   content::WebUIDataSource* html =
  56       content::WebUIDataSource::Create(chrome::kChromeUIDeviceLogHost);
  57
  58   html->AddLocalizedString("titleText", IDS_DEVICE_LOG_TITLE);
  59   html->AddLocalizedString("autoRefreshText", IDS_DEVICE_AUTO_REFRESH);
  60   html->AddLocalizedString("logRefreshText", IDS_DEVICE_LOG_REFRESH);
  61
  62   html->AddLocalizedString("logLevelShowText", IDS_DEVICE_LOG_LEVEL_SHOW);
  63   html->AddLocalizedString("logLevelErrorText", IDS_DEVICE_LOG_LEVEL_ERROR);
  64   html->AddLocalizedString("logLevelUserText", IDS_DEVICE_LOG_LEVEL_USER);
  65   html->AddLocalizedString("logLevelEventText", IDS_DEVICE_LOG_LEVEL_EVENT);
  66   html->AddLocalizedString("logLevelDebugText", IDS_DEVICE_LOG_LEVEL_DEBUG);
  67   html->AddLocalizedString("logLevelFileinfoText", IDS_DEVICE_LOG_FILEINFO);
  68   html->AddLocalizedString("logLevelTimeDetailText",
  69                            IDS_DEVICE_LOG_TIME_DETAIL);
  70
  71   html->AddLocalizedString("logTypeLoginText", IDS_DEVICE_LOG_TYPE_LOGIN);
  72   html->AddLocalizedString("logTypeNetworkText", IDS_DEVICE_LOG_TYPE_NETWORK);
  73   html->AddLocalizedString("logTypePowerText", IDS_DEVICE_LOG_TYPE_POWER);
  74
  75   html->AddLocalizedString("logEntryFormat", IDS_DEVICE_LOG_ENTRY);
  76   html->SetJsonPath("strings.js");
  77   html->AddResourcePath("device_log_ui.css", IDR_DEVICE_LOG_UI_CSS);
  78   html->AddResourcePath("device_log_ui.js", IDR_DEVICE_LOG_UI_JS);
  79   html->SetDefaultResource(IDR_DEVICE_LOG_UI_HTML);
  80
  81   content::WebUIDataSource::Add(
  82       web_ui->GetWebContents()->GetBrowserContext(), html);
  83 }
  84
  85 DeviceLogUI::~DeviceLogUI() {
  86 }
  87
  88 }  // namespace chromeos