chrome_paths_linux.cc revision 1320f92c476a1ad9d19dba2a48c72b75566198e9 
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/base_paths.h"
8#include "base/environment.h"
9#include "base/files/file_util.h"
10#include "base/memory/scoped_ptr.h"
11#include "base/nix/xdg_util.h"
12#include "base/path_service.h"
13#include "chrome/common/chrome_paths.h"
14
15namespace chrome {
16
17using base::nix::GetXDGDirectory;
18using base::nix::GetXDGUserDirectory;
19using base::nix::kDotConfigDir;
20using base::nix::kXdgConfigHomeEnvVar;
21
22namespace {
23
24const char kDownloadsDir[] = "Downloads";
25const char kMusicDir[] = "Music";
26const char kPicturesDir[] = "Pictures";
27const char kVideosDir[] = "Videos";
28
29// Generic function for GetUser{Music,Pictures,Video}Directory.
30bool GetUserMediaDirectory(const std::string& xdg_name,
31                           const std::string& fallback_name,
32                           base::FilePath* result) {
33#if defined(OS_CHROMEOS)
34  // No local media directories on CrOS.
35  return false;
36#else
37  *result = GetXDGUserDirectory(xdg_name.c_str(), fallback_name.c_str());
38
39  base::FilePath home;
40  PathService::Get(base::DIR_HOME, &home);
41  if (*result != home) {
42    base::FilePath desktop;
43    if (!PathService::Get(base::DIR_USER_DESKTOP, &desktop))
44      return false;
45    if (*result != desktop) {
46      return true;
47    }
48  }
49
50  *result = home.Append(fallback_name);
51  return true;
52#endif
53}
54
55}  // namespace
56
57// See http://standards.freedesktop.org/basedir-spec/basedir-spec-latest.html
58// for a spec on where config files go.  The net effect for most
59// systems is we use ~/.config/chromium/ for Chromium and
60// ~/.config/google-chrome/ for official builds.
61// (This also helps us sidestep issues with other apps grabbing ~/.chromium .)
62bool GetDefaultUserDataDirectory(base::FilePath* result) {
63  scoped_ptr<base::Environment> env(base::Environment::Create());
64  base::FilePath config_dir(GetXDGDirectory(env.get(),
65                                            kXdgConfigHomeEnvVar,
66                                            kDotConfigDir));
67#if defined(GOOGLE_CHROME_BUILD)
68  *result = config_dir.Append("google-chrome");
69#else
70  *result = config_dir.Append("chromium");
71#endif
72  return true;
73}
74
75void GetUserCacheDirectory(const base::FilePath& profile_dir,
76                           base::FilePath* result) {
77  // See http://standards.freedesktop.org/basedir-spec/basedir-spec-latest.html
78  // for a spec on where cache files go.  Our rule is:
79  // - if the user-data-dir in the standard place,
80  //     use same subdirectory of the cache directory.
81  //     (this maps ~/.config/google-chrome to ~/.cache/google-chrome as well
82  //      as the same thing for ~/.config/chromium)
83  // - otherwise, use the profile dir directly.
84
85  // Default value in cases where any of the following fails.
86  *result = profile_dir;
87
88  scoped_ptr<base::Environment> env(base::Environment::Create());
89
90  base::FilePath cache_dir;
91  if (!PathService::Get(base::DIR_CACHE, &cache_dir))
92    return;
93  base::FilePath config_dir(GetXDGDirectory(env.get(),
94                                            kXdgConfigHomeEnvVar,
95                                            kDotConfigDir));
96
97  if (!config_dir.AppendRelativePath(profile_dir, &cache_dir))
98    return;
99
100  *result = cache_dir;
101}
102
103bool GetUserDocumentsDirectory(base::FilePath* result) {
104  *result = GetXDGUserDirectory("DOCUMENTS", "Documents");
105  return true;
106}
107
108bool GetUserDownloadsDirectorySafe(base::FilePath* result) {
109  base::FilePath home;
110  PathService::Get(base::DIR_HOME, &home);
111  *result = home.Append(kDownloadsDir);
112  return true;
113}
114
115bool GetUserDownloadsDirectory(base::FilePath* result) {
116  *result = GetXDGUserDirectory("DOWNLOAD", kDownloadsDir);
117  return true;
118}
119
120// We respect the user's preferred pictures location, unless it is
121// ~ or their desktop directory, in which case we default to ~/Music.
122bool GetUserMusicDirectory(base::FilePath* result) {
123  return GetUserMediaDirectory("MUSIC", kMusicDir, result);
124}
125
126// We respect the user's preferred pictures location, unless it is
127// ~ or their desktop directory, in which case we default to ~/Pictures.
128bool GetUserPicturesDirectory(base::FilePath* result) {
129  return GetUserMediaDirectory("PICTURES", kPicturesDir, result);
130}
131
132// We respect the user's preferred pictures location, unless it is
133// ~ or their desktop directory, in which case we default to ~/Videos.
134bool GetUserVideosDirectory(base::FilePath* result) {
135  return GetUserMediaDirectory("VIDEOS", kVideosDir, result);
136}
137
138bool ProcessNeedsProfileDir(const std::string& process_type) {
139  // For now we have no reason to forbid this on Linux as we don't
140  // have the roaming profile troubles there. Moreover the Linux breakpad needs
141  // profile dir access in all process if enabled on Linux.
142  return true;
143}
144
145}  // namespace chrome
146