ui/base/ui_base_paths.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 "ui/base/ui_base_paths.h"
   6
   7 #include "base/command_line.h"
   8 #include "base/file_util.h"
   9 #include "base/files/file_path.h"
  10 #include "base/logging.h"
  11 #include "base/path_service.h"
  12
  13 #if defined(OS_ANDROID)
  14 #include "base/android/path_utils.h"
  15 #endif
  16
  17 namespace ui {
  18
  19 bool PathProvider(int key, base::FilePath* result) {
  20   // Assume that we will not need to create the directory if it does not exist.
  21   // This flag can be set to true for the cases where we want to create it.
  22   bool create_dir = false;
  23
  24   base::FilePath cur;
  25   switch (key) {
  26     case ui::DIR_LOCALES:
  27       if (!PathService::Get(base::DIR_MODULE, &cur))
  28         return false;
  29 #if defined(OS_MACOSX)
  30       // On Mac, locale files are in Contents/Resources, a sibling of the
  31       // App dir.
  32       cur = cur.DirName();
  33       cur = cur.Append(FILE_PATH_LITERAL("Resources"));
  34 #elif defined(OS_ANDROID)
  35       if (!PathService::Get(ui::DIR_RESOURCE_PAKS_ANDROID, &cur))
  36         return false;
  37 #else
  38       cur = cur.Append(FILE_PATH_LITERAL("locales"));
  39 #endif
  40       create_dir = true;
  41       break;
  42     // The following are only valid in the development environment, and
  43     // will fail if executed from an installed executable (because the
  44     // generated path won't exist).
  45     case ui::DIR_TEST_DATA:
  46       if (!PathService::Get(base::DIR_SOURCE_ROOT, &cur))
  47         return false;
  48       cur = cur.Append(FILE_PATH_LITERAL("app"));
  49       cur = cur.Append(FILE_PATH_LITERAL("test"));
  50       cur = cur.Append(FILE_PATH_LITERAL("data"));
  51       if (!base::PathExists(cur))  // we don't want to create this
  52         return false;
  53       break;
  54 #if defined(OS_ANDROID)
  55     case ui::DIR_RESOURCE_PAKS_ANDROID:
  56       if (!PathService::Get(base::DIR_ANDROID_APP_DATA, &cur))
  57         return false;
  58       cur = cur.Append(FILE_PATH_LITERAL("paks"));
  59       break;
  60 #endif
  61     default:
  62       return false;
  63   }
  64
  65   if (create_dir && !base::PathExists(cur) &&
  66       !base::CreateDirectory(cur))
  67     return false;
  68
  69   *result = cur;
  70   return true;
  71 }
  72
  73 // This cannot be done as a static initializer sadly since Visual Studio will
  74 // eliminate this object file if there is no direct entry point into it.
  75 void RegisterPathProvider() {
  76   PathService::RegisterProvider(PathProvider, PATH_START, PATH_END);
  77 }
  78
  79 }  // namespace ui