chrome_paths_linux.cc revision a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7 
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
13namespace chrome {
14
15using base::nix::GetXDGDirectory;
16using base::nix::GetXDGUserDirectory;
17using base::nix::kDotConfigDir;
18using base::nix::kXdgConfigHomeEnvVar;
19
20namespace {
21
22const char kDownloadsDir[] = "Downloads";
23const char kMusicDir[] = "Music";
24const char kPicturesDir[] = "Pictures";
25const char kVideosDir[] = "Videos";
26
27// Generic function for GetUser{Music,Pictures,Video}Directory.
28bool 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 .)
59bool 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
72void 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
100bool 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
113bool GetUserDocumentsDirectory(base::FilePath* result) {
114  *result = GetXDGUserDirectory("DOCUMENTS", "Documents");
115  return true;
116}
117
118bool GetUserDownloadsDirectorySafe(base::FilePath* result) {
119  base::FilePath home = base::GetHomeDir();
120  *result = home.Append(kDownloadsDir);
121  return true;
122}
123
124bool 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.
131bool 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.
137bool 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.
143bool GetUserVideosDirectory(base::FilePath* result) {
144  return GetUserMediaDirectory("VIDEOS", kVideosDir, result);
145}
146
147bool 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
155