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/chrome_switches.h"
  10 #include "chrome/common/chrome_version_info.h"
  11 #include "url/gurl.h"
  12
  13 namespace {
  14
  15 // Converts VersionInfo::Channel to string for user-agent string.
  16 std::string ChannelToString(chrome::VersionInfo::Channel channel) {
  17   switch (channel) {
  18     case chrome::VersionInfo::CHANNEL_UNKNOWN:
  19       return "unknown";
  20     case chrome::VersionInfo::CHANNEL_CANARY:
  21       return "canary";
  22     case chrome::VersionInfo::CHANNEL_DEV:
  23       return "dev";
  24     case chrome::VersionInfo::CHANNEL_BETA:
  25       return "beta";
  26     case chrome::VersionInfo::CHANNEL_STABLE:
  27       return "stable";
  28     default:
  29       NOTREACHED();
  30       return "unknown";
  31   }
  32 }
  33 }  // namespace
  34
  35 namespace internal {
  36 const char* kSyncServerUrl = "https://clients4.google.com/chrome-sync";
  37
  38 const char* kSyncDevServerUrl = "https://clients4.google.com/chrome-sync/dev";
  39 }  // namespace internal
  40
  41 GURL GetSyncServiceURL(const base::CommandLine& command_line) {
  42   // By default, dev, canary, and unbranded Chromium users will go to the
  43   // development servers. Development servers have more features than standard
  44   // sync servers. Users with officially-branded Chrome stable and beta builds
  45   // will go to the standard sync servers.
  46   GURL result(internal::kSyncDevServerUrl);
  47
  48   chrome::VersionInfo::Channel channel = chrome::VersionInfo::GetChannel();
  49   if (channel == chrome::VersionInfo::CHANNEL_STABLE ||
  50       channel == chrome::VersionInfo::CHANNEL_BETA) {
  51     result = GURL(internal::kSyncServerUrl);
  52   }
  53
  54   // Override the sync server URL from the command-line, if sync server
  55   // command-line argument exists.
  56   if (command_line.HasSwitch(switches::kSyncServiceURL)) {
  57     std::string value(
  58         command_line.GetSwitchValueASCII(switches::kSyncServiceURL));
  59     if (!value.empty()) {
  60       GURL custom_sync_url(value);
  61       if (custom_sync_url.is_valid()) {
  62         result = custom_sync_url;
  63       } else {
  64         LOG(WARNING) << "The following sync URL specified at the command-line "
  65                      << "is invalid: " << value;
  66       }
  67     }
  68   }
  69   return result;
  70 }
  71
  72 std::string MakeDesktopUserAgentForSync(
  73     const chrome::VersionInfo& version_info) {
  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(version_info, system);
  87 }
  88
  89 std::string MakeUserAgentForSync(const chrome::VersionInfo& version_info,
  90                                  const std::string& system) {
  91   std::string user_agent;
  92   user_agent = "Chrome ";
  93   user_agent += system;
  94   user_agent += version_info.Version();
  95   user_agent += " (" + version_info.LastChange() + ")";
  96   if (!version_info.IsOfficialBuild()) {
  97     user_agent += "-devel";
  98   } else {
  99     user_agent +=
 100         " channel(" + ChannelToString(version_info.GetChannel()) + ")";
 101   }
 102   return user_agent;
 103 }