chrome/common/sync_util.cc

   1 // Copyright 2015 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/common/sync_util.h"
   6
   7 #include "base/command_line.h"
   8 #include "base/logging.h"
   9 #include "chrome/common/channel_info.h"
  10 #include "chrome/common/chrome_switches.h"
  11 #include "components/version_info/version_info.h"
  12 #include "url/gurl.h"
  13
  14 namespace {
  15
  16 // Converts version_info::Channel to string for user-agent string.
  17 std::string ChannelToString(version_info::Channel channel) {
  18   switch (channel) {
  19     case version_info::Channel::UNKNOWN:
  20       return "unknown";
  21     case version_info::Channel::CANARY:
  22       return "canary";
  23     case version_info::Channel::DEV:
  24       return "dev";
  25     case version_info::Channel::BETA:
  26       return "beta";
  27     case version_info::Channel::STABLE:
  28       return "stable";
  29     default:
  30       NOTREACHED();
  31       return "unknown";
  32   }
  33 }
  34 }  // namespace
  35
  36 namespace internal {
  37 const char* kSyncServerUrl = "https://clients4.google.com/chrome-sync";
  38
  39 const char* kSyncDevServerUrl = "https://clients4.google.com/chrome-sync/dev";
  40 }  // namespace internal
  41
  42 GURL GetSyncServiceURL(const base::CommandLine& command_line) {
  43   // By default, dev, canary, and unbranded Chromium users will go to the
  44   // development servers. Development servers have more features than standard
  45   // sync servers. Users with officially-branded Chrome stable and beta builds
  46   // will go to the standard sync servers.
  47   GURL result(internal::kSyncDevServerUrl);
  48
  49   version_info::Channel channel = chrome::GetChannel();
  50   if (channel == version_info::Channel::STABLE ||
  51       channel == version_info::Channel::BETA) {
  52     result = GURL(internal::kSyncServerUrl);
  53   }
  54
  55   // Override the sync server URL from the command-line, if sync server
  56   // command-line argument exists.
  57   if (command_line.HasSwitch(switches::kSyncServiceURL)) {
  58     std::string value(
  59         command_line.GetSwitchValueASCII(switches::kSyncServiceURL));
  60     if (!value.empty()) {
  61       GURL custom_sync_url(value);
  62       if (custom_sync_url.is_valid()) {
  63         result = custom_sync_url;
  64       } else {
  65         LOG(WARNING) << "The following sync URL specified at the command-line "
  66                      << "is invalid: " << value;
  67       }
  68     }
  69   }
  70   return result;
  71 }
  72
  73 std::string MakeDesktopUserAgentForSync() {
  74   std::string system = "";
  75 #if defined(OS_WIN)
  76   system = "WIN ";
  77 #elif defined(OS_LINUX)
  78   system = "LINUX ";
  79 #elif defined(OS_FREEBSD)
  80   system = "FREEBSD ";
  81 #elif defined(OS_OPENBSD)
  82   system = "OPENBSD ";
  83 #elif defined(OS_MACOSX)
  84   system = "MAC ";
  85 #endif
  86   return MakeUserAgentForSync(system);
  87 }
  88
  89 std::string MakeUserAgentForSync(const std::string& system) {
  90   std::string user_agent;
  91   user_agent = "Chrome ";
  92   user_agent += system;
  93   user_agent += version_info::GetVersionNumber();
  94   user_agent += " (" + version_info::GetLastChange() + ")";
  95   if (!version_info::IsOfficialBuild()) {
  96     user_agent += "-devel";
  97   } else {
  98     user_agent += " channel(" + ChannelToString(chrome::GetChannel()) + ")";
  99   }
 100   return user_agent;
 101 }