gecko-dev/dom/filesystem/OSFileSystem.cpp

81 строка
2.2 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "mozilla/dom/OSFileSystem.h"
#include "mozilla/dom/Directory.h"
#include "mozilla/dom/File.h"
#include "mozilla/dom/FileSystemUtils.h"
#include "nsCOMPtr.h"
#include "nsDebug.h"
#include "nsIFile.h"
#include "nsPIDOMWindow.h"
namespace mozilla {
namespace dom {
OSFileSystem::OSFileSystem(const nsAString& aRootDir)
{
mLocalRootPath = aRootDir;
FileSystemUtils::LocalPathToNormalizedPath(mLocalRootPath,
mNormalizedLocalRootPath);
// Non-mobile devices don't have the concept of separate permissions to
// access different parts of devices storage like Pictures, or Videos, etc.
mRequiresPermissionChecks = false;
mString = mLocalRootPath;
#ifdef DEBUG
mPermission.AssignLiteral("never-used");
#endif
}
void
OSFileSystem::Init(nsPIDOMWindow* aWindow)
{
MOZ_ASSERT(NS_IsMainThread(), "Only call on main thread!");
MOZ_ASSERT(!mWindow, "No duple Init() calls");
MOZ_ASSERT(aWindow);
mWindow = aWindow;
}
nsPIDOMWindow*
OSFileSystem::GetWindow() const
{
MOZ_ASSERT(NS_IsMainThread(), "Only call on main thread!");
return mWindow;
}
void
OSFileSystem::GetRootName(nsAString& aRetval) const
{
return aRetval.AssignLiteral("/");
}
bool
OSFileSystem::IsSafeFile(nsIFile* aFile) const
{
// The concept of "safe files" is specific to the Device Storage API where
// files are only "safe" if they're of a type that is appropriate for the
// area of device storage that is being used.
MOZ_CRASH("Don't use OSFileSystem with the Device Storage API");
return true;
}
bool
OSFileSystem::IsSafeDirectory(Directory* aDir) const
{
// The concept of "safe directory" is specific to the Device Storage API
// where a directory is only "safe" if it belongs to the area of device
// storage that it is being used with.
MOZ_CRASH("Don't use OSFileSystem with the Device Storage API");
return true;
}
} // namespace dom
} // namespace mozilla