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comparison: dom/filesystem/FileSystemUtils.cpp
dom/filesystem/FileSystemUtils.cpp
- changeset 0
- 6474c204b198
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| -1:000000000000 | 0:f95877323534 |
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| 1 /* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */ | |
| 2 /* vim: set ts=2 et sw=2 tw=80: */ | |
| 3 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 4 * License, v. 2.0. If a copy of the MPL was not distributed with this file, | |
| 5 * You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 6 | |
| 7 #include "mozilla/dom/FileSystemUtils.h" | |
| 8 | |
| 9 #include "nsXULAppAPI.h" | |
| 10 | |
| 11 namespace mozilla { | |
| 12 namespace dom { | |
| 13 | |
| 14 // static | |
| 15 void | |
| 16 FileSystemUtils::LocalPathToNormalizedPath(const nsAString& aLocal, | |
| 17 nsAString& aNorm) | |
| 18 { | |
| 19 nsString result; | |
| 20 result = aLocal; | |
| 21 #if defined(XP_WIN) | |
| 22 char16_t* cur = result.BeginWriting(); | |
| 23 char16_t* end = result.EndWriting(); | |
| 24 for (; cur < end; ++cur) { | |
| 25 if (char16_t('\\') == *cur) | |
| 26 *cur = char16_t('/'); | |
| 27 } | |
| 28 #endif | |
| 29 aNorm = result; | |
| 30 } | |
| 31 | |
| 32 // static | |
| 33 void | |
| 34 FileSystemUtils::NormalizedPathToLocalPath(const nsAString& aNorm, | |
| 35 nsAString& aLocal) | |
| 36 { | |
| 37 nsString result; | |
| 38 result = aNorm; | |
| 39 #if defined(XP_WIN) | |
| 40 char16_t* cur = result.BeginWriting(); | |
| 41 char16_t* end = result.EndWriting(); | |
| 42 for (; cur < end; ++cur) { | |
| 43 if (char16_t('/') == *cur) | |
| 44 *cur = char16_t('\\'); | |
| 45 } | |
| 46 #endif | |
| 47 aLocal = result; | |
| 48 } | |
| 49 | |
| 50 // static | |
| 51 bool | |
| 52 FileSystemUtils::IsDescendantPath(const nsAString& aPath, | |
| 53 const nsAString& aDescendantPath) | |
| 54 { | |
| 55 // The descendant path should begin with its ancestor path. | |
| 56 nsAutoString prefix; | |
| 57 prefix = aPath + NS_LITERAL_STRING(FILESYSTEM_DOM_PATH_SEPARATOR); | |
| 58 | |
| 59 // Check the sub-directory path to see if it has the parent path as prefix. | |
| 60 if (aDescendantPath.Length() < prefix.Length() || | |
| 61 !StringBeginsWith(aDescendantPath, prefix)) { | |
| 62 return false; | |
| 63 } | |
| 64 | |
| 65 return true; | |
| 66 } | |
| 67 | |
| 68 // static | |
| 69 bool | |
| 70 FileSystemUtils::IsParentProcess() | |
| 71 { | |
| 72 return XRE_GetProcessType() == GeckoProcessType_Default; | |
| 73 } | |
| 74 | |
| 75 } // namespace dom | |
| 76 } // namespace mozilla |
