Import the chrome_paths code

chromium_src/chrome/common/chrome_paths_linux.cc

@@ -0,0 +1,145 @@
+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "chrome/common/chrome_paths_internal.h"
+
+#include "base/base_paths.h"
+#include "base/environment.h"
+#include "base/files/file_util.h"
+#include "base/memory/scoped_ptr.h"
+#include "base/nix/xdg_util.h"
+#include "base/path_service.h"
+#include "chrome/common/chrome_paths.h"
+
+namespace chrome {
+
+using base::nix::GetXDGDirectory;
+using base::nix::GetXDGUserDirectory;
+using base::nix::kDotConfigDir;
+using base::nix::kXdgConfigHomeEnvVar;
+
+namespace {
+
+const char kDownloadsDir[] = "Downloads";
+const char kMusicDir[] = "Music";
+const char kPicturesDir[] = "Pictures";
+const char kVideosDir[] = "Videos";
+
+// Generic function for GetUser{Music,Pictures,Video}Directory.
+bool GetUserMediaDirectory(const std::string& xdg_name,
+                           const std::string& fallback_name,
+                           base::FilePath* result) {
+#if defined(OS_CHROMEOS)
+  // No local media directories on CrOS.
+  return false;
+#else
+  *result = GetXDGUserDirectory(xdg_name.c_str(), fallback_name.c_str());
+
+  base::FilePath home;
+  PathService::Get(base::DIR_HOME, &home);
+  if (*result != home) {
+    base::FilePath desktop;
+    if (!PathService::Get(base::DIR_USER_DESKTOP, &desktop))
+      return false;
+    if (*result != desktop) {
+      return true;
+    }
+  }
+
+  *result = home.Append(fallback_name);
+  return true;
+#endif
+}
+
+}  // namespace
+
+// See http://standards.freedesktop.org/basedir-spec/basedir-spec-latest.html
+// for a spec on where config files go.  The net effect for most
+// systems is we use ~/.config/chromium/ for Chromium and
+// ~/.config/google-chrome/ for official builds.
+// (This also helps us sidestep issues with other apps grabbing ~/.chromium .)
+bool GetDefaultUserDataDirectory(base::FilePath* result) {
+  scoped_ptr<base::Environment> env(base::Environment::Create());
+  base::FilePath config_dir(GetXDGDirectory(env.get(),
+                                            kXdgConfigHomeEnvVar,
+                                            kDotConfigDir));
+#if defined(GOOGLE_CHROME_BUILD)
+  *result = config_dir.Append("google-chrome");
+#else
+  *result = config_dir.Append("chromium");
+#endif
+  return true;
+}
+
+void GetUserCacheDirectory(const base::FilePath& profile_dir,
+                           base::FilePath* result) {
+  // See http://standards.freedesktop.org/basedir-spec/basedir-spec-latest.html
+  // for a spec on where cache files go.  Our rule is:
+  // - if the user-data-dir in the standard place,
+  //     use same subdirectory of the cache directory.
+  //     (this maps ~/.config/google-chrome to ~/.cache/google-chrome as well
+  //      as the same thing for ~/.config/chromium)
+  // - otherwise, use the profile dir directly.
+
+  // Default value in cases where any of the following fails.
+  *result = profile_dir;
+
+  scoped_ptr<base::Environment> env(base::Environment::Create());
+
+  base::FilePath cache_dir;
+  if (!PathService::Get(base::DIR_CACHE, &cache_dir))
+    return;
+  base::FilePath config_dir(GetXDGDirectory(env.get(),
+                                            kXdgConfigHomeEnvVar,
+                                            kDotConfigDir));
+
+  if (!config_dir.AppendRelativePath(profile_dir, &cache_dir))
+    return;
+
+  *result = cache_dir;
+}
+
+bool GetUserDocumentsDirectory(base::FilePath* result) {
+  *result = GetXDGUserDirectory("DOCUMENTS", "Documents");
+  return true;
+}
+
+bool GetUserDownloadsDirectorySafe(base::FilePath* result) {
+  base::FilePath home;
+  PathService::Get(base::DIR_HOME, &home);
+  *result = home.Append(kDownloadsDir);
+  return true;
+}
+
+bool GetUserDownloadsDirectory(base::FilePath* result) {
+  *result = GetXDGUserDirectory("DOWNLOAD", kDownloadsDir);
+  return true;
+}
+
+// We respect the user's preferred pictures location, unless it is
+// ~ or their desktop directory, in which case we default to ~/Music.
+bool GetUserMusicDirectory(base::FilePath* result) {
+  return GetUserMediaDirectory("MUSIC", kMusicDir, result);
+}
+
+// We respect the user's preferred pictures location, unless it is
+// ~ or their desktop directory, in which case we default to ~/Pictures.
+bool GetUserPicturesDirectory(base::FilePath* result) {
+  return GetUserMediaDirectory("PICTURES", kPicturesDir, result);
+}
+
+// We respect the user's preferred pictures location, unless it is
+// ~ or their desktop directory, in which case we default to ~/Videos.
+bool GetUserVideosDirectory(base::FilePath* result) {
+  return GetUserMediaDirectory("VIDEOS", kVideosDir, result);
+}
+
+bool ProcessNeedsProfileDir(const std::string& process_type) {
+  // For now we have no reason to forbid this on Linux as we don't
+  // have the roaming profile troubles there. Moreover the Linux breakpad needs
+  // profile dir access in all process if enabled on Linux.
+  return true;
+}
+
+}  // namespace chrome