chrome/common/chrome_paths_linux.cc

   1 // Copyright (c) 2012 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/chrome_paths_internal.h"
   6
   7 #include "base/environment.h"
   8 #include "base/file_util.h"
   9 #include "base/memory/scoped_ptr.h"
  10 #include "base/nix/xdg_util.h"
  11 #include "base/path_service.h"
  12
  13 namespace chrome {
  14
  15 using base::nix::GetXDGDirectory;
  16 using base::nix::GetXDGUserDirectory;
  17 using base::nix::kDotConfigDir;
  18 using base::nix::kXdgConfigHomeEnvVar;
  19
  20 namespace {
  21
  22 const char kDownloadsDir[] = "Downloads";
  23 const char kMusicDir[] = "Music";
  24 const char kPicturesDir[] = "Pictures";
  25 const char kVideosDir[] = "Videos";
  26
  27 // Generic function for GetUser{Music,Pictures,Video}Directory.
  28 bool GetUserMediaDirectory(const std::string& xdg_name,
  29                            const std::string& fallback_name,
  30                            base::FilePath* result) {
  31 #if defined(OS_CHROMEOS)
  32   // No local media directories on CrOS.
  33   return false;
  34 #else
  35   *result = GetXDGUserDirectory(xdg_name.c_str(), fallback_name.c_str());
  36
  37   base::FilePath home = file_util::GetHomeDir();
  38   if (*result != home) {
  39     base::FilePath desktop;
  40     if (!PathService::Get(base::DIR_USER_DESKTOP, &desktop))
  41       return false;
  42     if (*result != desktop) {
  43       return true;
  44     }
  45   }
  46
  47   *result = home.Append(fallback_name);
  48   return true;
  49 #endif
  50 }
  51
  52 }  // namespace
  53
  54 // See http://standards.freedesktop.org/basedir-spec/basedir-spec-latest.html
  55 // for a spec on where config files go.  The net effect for most
  56 // systems is we use ~/.config/chromium/ for Chromium and
  57 // ~/.config/google-chrome/ for official builds.
  58 // (This also helps us sidestep issues with other apps grabbing ~/.chromium .)
  59 bool GetDefaultUserDataDirectory(base::FilePath* result) {
  60   scoped_ptr<base::Environment> env(base::Environment::Create());
  61   base::FilePath config_dir(GetXDGDirectory(env.get(),
  62                                       kXdgConfigHomeEnvVar,
  63                                       kDotConfigDir));
  64 #if defined(GOOGLE_CHROME_BUILD)
  65   *result = config_dir.Append("google-chrome");
  66 #else
  67   *result = config_dir.Append("chromium");
  68 #endif
  69   return true;
  70 }
  71
  72 void GetUserCacheDirectory(const base::FilePath& profile_dir,
  73                            base::FilePath* result) {
  74   // See http://standards.freedesktop.org/basedir-spec/basedir-spec-latest.html
  75   // for a spec on where cache files go.  Our rule is:
  76   // - if the user-data-dir in the standard place,
  77   //     use same subdirectory of the cache directory.
  78   //     (this maps ~/.config/google-chrome to ~/.cache/google-chrome as well
  79   //      as the same thing for ~/.config/chromium)
  80   // - otherwise, use the profile dir directly.
  81
  82   // Default value in cases where any of the following fails.
  83   *result = profile_dir;
  84
  85   scoped_ptr<base::Environment> env(base::Environment::Create());
  86
  87   base::FilePath cache_dir;
  88   if (!PathService::Get(base::DIR_CACHE, &cache_dir))
  89     return;
  90   base::FilePath config_dir(GetXDGDirectory(env.get(),
  91                                       kXdgConfigHomeEnvVar,
  92                                       kDotConfigDir));
  93
  94   if (!config_dir.AppendRelativePath(profile_dir, &cache_dir))
  95     return;
  96
  97   *result = cache_dir;
  98 }
  99
 100 bool GetChromeFrameUserDataDirectory(base::FilePath* result) {
 101   scoped_ptr<base::Environment> env(base::Environment::Create());
 102   base::FilePath config_dir(GetXDGDirectory(env.get(),
 103                                       kXdgConfigHomeEnvVar,
 104                                       kDotConfigDir));
 105 #if defined(GOOGLE_CHROME_BUILD)
 106   *result = config_dir.Append("google-chrome-frame");
 107 #else
 108   *result = config_dir.Append("chrome-frame");
 109 #endif
 110   return true;
 111 }
 112
 113 bool GetUserDocumentsDirectory(base::FilePath* result) {
 114   *result = GetXDGUserDirectory("DOCUMENTS", "Documents");
 115   return true;
 116 }
 117
 118 bool GetUserDownloadsDirectorySafe(base::FilePath* result) {
 119   base::FilePath home = file_util::GetHomeDir();
 120   *result = home.Append(kDownloadsDir);
 121   return true;
 122 }
 123
 124 bool GetUserDownloadsDirectory(base::FilePath* result) {
 125   *result = base::nix::GetXDGUserDirectory("DOWNLOAD", kDownloadsDir);
 126   return true;
 127 }
 128
 129 // We respect the user's preferred pictures location, unless it is
 130 // ~ or their desktop directory, in which case we default to ~/Music.
 131 bool GetUserMusicDirectory(base::FilePath* result) {
 132   return GetUserMediaDirectory("MUSIC", kMusicDir, result);
 133 }
 134
 135 // We respect the user's preferred pictures location, unless it is
 136 // ~ or their desktop directory, in which case we default to ~/Pictures.
 137 bool GetUserPicturesDirectory(base::FilePath* result) {
 138   return GetUserMediaDirectory("PICTURES", kPicturesDir, result);
 139 }
 140
 141 // We respect the user's preferred pictures location, unless it is
 142 // ~ or their desktop directory, in which case we default to ~/Videos.
 143 bool GetUserVideosDirectory(base::FilePath* result) {
 144   return GetUserMediaDirectory("VIDEOS", kVideosDir, result);
 145 }
 146
 147 bool ProcessNeedsProfileDir(const std::string& process_type) {
 148   // For now we have no reason to forbid this on Linux as we don't
 149   // have the roaming profile troubles there. Moreover the Linux breakpad needs
 150   // profile dir access in all process if enabled on Linux.
 151   return true;
 152 }
 153
 154 }  // namespace chrome