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 = base::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 GetUserDocumentsDirectory(base::FilePath* result) {
 101   *result = GetXDGUserDirectory("DOCUMENTS", "Documents");
 102   return true;
 103 }
 104
 105 bool GetUserDownloadsDirectorySafe(base::FilePath* result) {
 106   base::FilePath home = base::GetHomeDir();
 107   *result = home.Append(kDownloadsDir);
 108   return true;
 109 }
 110
 111 bool GetUserDownloadsDirectory(base::FilePath* result) {
 112   *result = GetXDGUserDirectory("DOWNLOAD", kDownloadsDir);
 113   return true;
 114 }
 115
 116 // We respect the user's preferred pictures location, unless it is
 117 // ~ or their desktop directory, in which case we default to ~/Music.
 118 bool GetUserMusicDirectory(base::FilePath* result) {
 119   return GetUserMediaDirectory("MUSIC", kMusicDir, result);
 120 }
 121
 122 // We respect the user's preferred pictures location, unless it is
 123 // ~ or their desktop directory, in which case we default to ~/Pictures.
 124 bool GetUserPicturesDirectory(base::FilePath* result) {
 125   return GetUserMediaDirectory("PICTURES", kPicturesDir, result);
 126 }
 127
 128 // We respect the user's preferred pictures location, unless it is
 129 // ~ or their desktop directory, in which case we default to ~/Videos.
 130 bool GetUserVideosDirectory(base::FilePath* result) {
 131   return GetUserMediaDirectory("VIDEOS", kVideosDir, result);
 132 }
 133
 134 bool ProcessNeedsProfileDir(const std::string& process_type) {
 135   // For now we have no reason to forbid this on Linux as we don't
 136   // have the roaming profile troubles there. Moreover the Linux breakpad needs
 137   // profile dir access in all process if enabled on Linux.
 138   return true;
 139 }
 140
 141 }  // namespace chrome