chrome/browser/update_client/chrome_update_query_params_delegate.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/update_client/chrome_update_query_params_delegate.h"
   6
   7 #include "base/lazy_instance.h"
   8 #include "base/strings/stringprintf.h"
   9 #include "chrome/browser/browser_process.h"
  10 #include "chrome/common/chrome_version_info.h"
  11
  12 namespace {
  13
  14 const char kUnknown[] = "unknown";
  15 const char kStable[] = "stable";
  16 const char kBeta[] = "beta";
  17 const char kDev[] = "dev";
  18 const char kCanary[] = "canary";
  19
  20 base::LazyInstance<ChromeUpdateQueryParamsDelegate> g_delegate =
  21     LAZY_INSTANCE_INITIALIZER;
  22
  23 }  // namespace
  24
  25 ChromeUpdateQueryParamsDelegate::ChromeUpdateQueryParamsDelegate() {
  26 }
  27
  28 ChromeUpdateQueryParamsDelegate::~ChromeUpdateQueryParamsDelegate() {
  29 }
  30
  31 // static
  32 ChromeUpdateQueryParamsDelegate*
  33 ChromeUpdateQueryParamsDelegate::GetInstance() {
  34   return g_delegate.Pointer();
  35 }
  36
  37 std::string ChromeUpdateQueryParamsDelegate::GetExtraParams() {
  38   return base::StringPrintf("&prodchannel=%s&prodversion=%s&lang=%s",
  39                             GetChannelString(),
  40                             chrome::VersionInfo().Version().c_str(), GetLang());
  41 }
  42
  43 // static
  44 const char* ChromeUpdateQueryParamsDelegate::GetChannelString() {
  45   switch (chrome::VersionInfo::GetChannel()) {
  46     case chrome::VersionInfo::CHANNEL_STABLE:
  47       return kStable;
  48       break;
  49     case chrome::VersionInfo::CHANNEL_BETA:
  50       return kBeta;
  51       break;
  52     case chrome::VersionInfo::CHANNEL_DEV:
  53       return kDev;
  54       break;
  55     case chrome::VersionInfo::CHANNEL_CANARY:
  56       return kCanary;
  57       break;
  58     case chrome::VersionInfo::CHANNEL_UNKNOWN:
  59       return kUnknown;
  60       break;
  61   }
  62   return kUnknown;
  63 }
  64
  65 // static
  66 const char* ChromeUpdateQueryParamsDelegate::GetLang() {
  67   return g_browser_process->GetApplicationLocale().c_str();
  68 }