Add chrome:://device-log

chrome/browser/ui/webui/chromeos/device_log_ui.cc

+// Copyright 2014 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/ui/webui/chromeos/device_log_ui.h"
+
+#include <string>
+
+#include "base/bind.h"
+#include "base/bind_helpers.h"
+#include "base/values.h"
+#include "chrome/common/url_constants.h"
+#include "chrome/grit/generated_resources.h"
+#include "chromeos/device_event_log.h"
+#include "content/public/browser/web_contents.h"
+#include "content/public/browser/web_ui.h"
+#include "content/public/browser/web_ui_data_source.h"
+#include "content/public/browser/web_ui_message_handler.h"
+#include "grit/browser_resources.h"
+
+namespace chromeos {
+
+namespace {
+
+class DeviceLogMessageHandler : public content::WebUIMessageHandler {
+ public:
+  DeviceLogMessageHandler() {}
+  ~DeviceLogMessageHandler() override {}
+
+  // WebUIMessageHandler implementation.
+  void RegisterMessages() override {
+    web_ui()->RegisterMessageCallback(
+        "DeviceLog.getLog",
+        base::Bind(&DeviceLogMessageHandler::GetLog,
+                   base::Unretained(this)));
+  }
+
+ private:
+  void GetLog(const base::ListValue* value) const {
+    base::StringValue data(chromeos::device_event_log::GetAsString(
+        chromeos::device_event_log::NEWEST_FIRST, "json", "",
+        chromeos::device_event_log::LOG_LEVEL_DEBUG, 0));
+    web_ui()->CallJavascriptFunction("DeviceLogUI.getLogCallback", data);
+  }
+
+  DISALLOW_COPY_AND_ASSIGN(DeviceLogMessageHandler);
+};
+
+}  // namespace
+
+DeviceLogUI::DeviceLogUI(content::WebUI* web_ui)
+    : content::WebUIController(web_ui) {
+  web_ui->AddMessageHandler(new DeviceLogMessageHandler());
+
+  content::WebUIDataSource* html =
+      content::WebUIDataSource::Create(chrome::kChromeUIDeviceLogHost);
+
+  html->AddLocalizedString("titleText", IDS_DEVICE_LOG_TITLE);
+  html->AddLocalizedString("autoRefreshText", IDS_DEVICE_AUTO_REFRESH);
+  html->AddLocalizedString("logRefreshText", IDS_DEVICE_LOG_REFRESH);
+
+  html->AddLocalizedString("logLevelShowText", IDS_DEVICE_LOG_LEVEL_SHOW);
+  html->AddLocalizedString("logLevelErrorText", IDS_DEVICE_LOG_LEVEL_ERROR);
+  html->AddLocalizedString("logLevelUserText", IDS_DEVICE_LOG_LEVEL_USER);
+  html->AddLocalizedString("logLevelEventText", IDS_DEVICE_LOG_LEVEL_EVENT);
+  html->AddLocalizedString("logLevelDebugText", IDS_DEVICE_LOG_LEVEL_DEBUG);
+  html->AddLocalizedString("logLevelFileinfoText", IDS_DEVICE_LOG_FILEINFO);
+  html->AddLocalizedString("logLevelTimeDetailText",
+                           IDS_DEVICE_LOG_TIME_DETAIL);
+
+  html->AddLocalizedString("logTypeLoginText", IDS_DEVICE_LOG_TYPE_LOGIN);
+  html->AddLocalizedString("logTypeNetworkText", IDS_DEVICE_LOG_TYPE_NETWORK);
+  html->AddLocalizedString("logTypePowerText", IDS_DEVICE_LOG_TYPE_POWER);
+
+  html->AddLocalizedString("logEntryFormat", IDS_DEVICE_LOG_ENTRY);
+  html->SetJsonPath("strings.js");
+  html->AddResourcePath("device_log_ui.css", IDR_DEVICE_LOG_UI_CSS);
+  html->AddResourcePath("device_log_ui.js", IDR_DEVICE_LOG_UI_JS);
+  html->SetDefaultResource(IDR_DEVICE_LOG_UI_HTML);
+
+  content::WebUIDataSource::Add(
+      web_ui->GetWebContents()->GetBrowserContext(), html);
+}
+
+DeviceLogUI::~DeviceLogUI() {
+}
+
+}  // namespace chromeos