chrome/browser/media_galleries/fileapi/picasa_finder_mac.mm

   1 // Copyright 2013 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/browser/media_galleries/fileapi/picasa_finder.h"
   6
   7 #include "base/files/file_path.h"
   8 #import "base/mac/foundation_util.h"
   9 #import "base/mac/scoped_nsobject.h"
  10 #include "components/policy/core/common/preferences_mac.h"
  11 #include "content/public/browser/browser_thread.h"
  12
  13 using base::mac::CFCast;
  14 using base::mac::CFToNSCast;
  15 using base::mac::NSToCFCast;
  16
  17 namespace picasa {
  18
  19 namespace {
  20
  21 static MacPreferences* g_test_mac_preferences = NULL;
  22
  23 }  // namespace
  24
  25 NSString* const kPicasaAppDataPathMacPreferencesKey = @"AppLocalDataPath";
  26
  27 void SetMacPreferencesForTesting(MacPreferences* preferences) {
  28   g_test_mac_preferences = preferences;
  29 }
  30
  31 base::FilePath GetCustomPicasaAppDataPathFromMacPreferences() {
  32   DCHECK_CURRENTLY_ON(content::BrowserThread::FILE);
  33
  34   scoped_ptr<MacPreferences> real_preferences;
  35   MacPreferences* prefs = g_test_mac_preferences;
  36   if (!prefs) {
  37     real_preferences.reset(new MacPreferences());
  38     prefs = real_preferences.get();
  39   }
  40
  41   CFStringRef picasa_app_id = CFSTR("com.google.picasa");
  42   base::scoped_nsobject<NSString> database_path(
  43       CFToNSCast(CFCast<CFStringRef>(prefs->CopyAppValue(
  44           NSToCFCast(kPicasaAppDataPathMacPreferencesKey), picasa_app_id))));
  45
  46   if (database_path == NULL)
  47     return base::FilePath();
  48
  49   return base::mac::NSStringToFilePath(database_path.get());
  50 }
  51
  52 }  // namespace picasa