storage/base/aaManager.cpp

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim:set ts=2 sw=2 sts=2 et cindent tw=79 ft=cpp: */
   3 /*
   4  * Copyright (C) 2007 Sergey Yanovich <ynvich@gmail.com>
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License as
   8  * published by the Free Software Foundation; either version 2 of the
   9  * License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public
  17  * License along with this program; if not, write to the
  18  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  19  * Boston, MA 02111-1307, USA.
  20  */
  21
  22 #include "xpcom-config.h"
  23
  24 #include "nsCOMPtr.h"
  25 #include "nsComponentManagerUtils.h"
  26 #include "nsServiceManagerUtils.h"
  27 #include "nsDirectoryServiceDefs.h"
  28 #include "nsIProperties.h"
  29 #include "nsIFile.h"
  30 #include "nsStringAPI.h"
  31
  32 /* Unfrozen API */
  33 #include "nsAppDirectoryServiceDefs.h"
  34
  35 /* Project includes */
  36 #include "aaManager.h"
  37
  38 aaManager::aaManager()
  39 {
  40 }
  41
  42 aaManager::~aaManager()
  43 {
  44 }
  45
  46 NS_IMPL_ISUPPORTS1(aaManager,
  47                    aaIManager)
  48
  49 /* aaIManager */
  50 NS_IMETHODIMP
  51 aaManager::TmpFileFromString(const char *aName, PRBool aReplace,
  52     nsIFile * *_retval)
  53 {
  54   return TmpFileFromCString(nsDependentCString(aName), aReplace, _retval);
  55 }
  56
  57 NS_IMETHODIMP
  58 aaManager::TmpFileFromCString(const nsACString& aName, PRBool aReplace,
  59     nsIFile * *_retval)
  60 {
  61   nsresult rv;
  62
  63   nsCOMPtr<nsIProperties> dsp;
  64   dsp = do_GetService("@mozilla.org/file/directory_service;1", &rv);
  65   NS_ENSURE_SUCCESS(rv, rv);
  66
  67   nsCOMPtr<nsIFile> file, dir;
  68   rv = dsp->Get(NS_OS_TEMP_DIR, NS_GET_IID(nsIFile), getter_AddRefs(file));
  69   NS_ENSURE_SUCCESS(rv, rv);
  70
  71   rv = file->Clone(getter_AddRefs( dir ));
  72   NS_ENSURE_SUCCESS(rv, rv);
  73
  74   rv = file->AppendNative(aName);
  75   NS_ENSURE_SUCCESS(rv, rv);
  76
  77   PRBool exists;
  78   rv = file->Exists(&exists);
  79   NS_ENSURE_SUCCESS(rv, rv);
  80
  81   if (exists && aReplace) {
  82     rv = file->Remove(PR_FALSE);
  83     NS_ENSURE_SUCCESS(rv, rv);
  84   }
  85
  86   NS_IF_ADDREF(*_retval = file);
  87   return NS_OK;
  88 }
  89