Index: trunk/src/extensions/renderer/resources/entry_id_manager.js |
=================================================================== |
--- trunk/src/extensions/renderer/resources/entry_id_manager.js (revision 274563) |
+++ trunk/src/extensions/renderer/resources/entry_id_manager.js (working copy) |
@@ -1,52 +0,0 @@ |
-// Copyright 2014 The Chromium Authors. All rights reserved. |
-// Use of this source code is governed by a BSD-style license that can be |
-// found in the LICENSE file. |
- |
-var fileSystemNatives = requireNative('file_system_natives'); |
- |
-var nameToIds = {}; |
-var idsToEntries = {}; |
- |
-function computeName(entry) { |
- return entry.filesystem.name + ':' + entry.fullPath; |
-} |
- |
-function computeId(entry) { |
- var fileSystemId = fileSystemNatives.CrackIsolatedFileSystemName( |
- entry.filesystem.name); |
- if (!fileSystemId) |
- return null; |
- // Strip the leading '/' from the path. |
- return fileSystemId + ':' + $String.slice(entry.fullPath, 1); |
-} |
- |
-function registerEntry(id, entry) { |
- var name = computeName(entry); |
- nameToIds[name] = id; |
- idsToEntries[id] = entry; |
-} |
- |
-function getEntryId(entry) { |
- var name = null; |
- try { |
- name = computeName(entry); |
- } catch(e) { |
- return null; |
- } |
- var id = nameToIds[name]; |
- if (id != null) |
- return id; |
- |
- // If an entry has not been registered, compute its id and register it. |
- id = computeId(entry); |
- registerEntry(id, entry); |
- return id; |
-} |
- |
-function getEntryById(id) { |
- return idsToEntries[id]; |
-} |
- |
-exports.registerEntry = registerEntry; |
-exports.getEntryId = getEntryId; |
-exports.getEntryById = getEntryById; |