Implement IsNonNativeLocalPathDirectory for supporting non-local non-Drive directory access in apps.

chrome/browser/chromeos/file_manager/open_util.cc

 // Copyright (c) 2012 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.
 
 #include "chrome/browser/chromeos/file_manager/open_util.h"
 
 #include "base/bind.h"
 #include "base/files/file_path.h"
 #include "base/logging.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/chromeos/drive/file_system_util.h"
 #include "chrome/browser/chromeos/file_manager/app_id.h"
 #include "chrome/browser/chromeos/file_manager/file_tasks.h"
 #include "chrome/browser/chromeos/file_manager/fileapi_util.h"
 #include "chrome/browser/chromeos/file_manager/mime_util.h"
 #include "chrome/browser/chromeos/file_manager/path_util.h"
 #include "chrome/browser/chromeos/file_manager/url_util.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_finder.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/simple_message_box.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/user_metrics.h"
-#include "google_apis/drive/task_util.h"
 #include "grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "webkit/browser/fileapi/file_system_backend.h"
 #include "webkit/browser/fileapi/file_system_context.h"
 #include "webkit/browser/fileapi/file_system_operation_runner.h"
 #include "webkit/browser/fileapi/file_system_url.h"
 
 using content::BrowserThread;
 using fileapi::FileSystemURL;
 
@@ skipping 102 matching lines @@
     OpenFileManagerWithInternalActionId(profile, url, "open");
   } else {
     // |url| should be a file. Open it.
     if (!OpenFile(profile, file_path, url)) {
       ShowWarningMessageBox(profile, file_path,
                             IDS_FILE_BROWSER_ERROR_VIEWING_FILE);
     }
   }
 }
 
-// Used to implement CheckIfDirectoryExists().
-void CheckIfDirectoryExistsOnIOThread(
-    scoped_refptr<fileapi::FileSystemContext> file_system_context,
-    const GURL& url,
-    const fileapi::FileSystemOperationRunner::StatusCallback& callback) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
-
-  fileapi::FileSystemURL file_system_url = file_system_context->CrackURL(url);
-  file_system_context->operation_runner()->DirectoryExists(
-      file_system_url, callback);
-}
-
-// Checks if a directory exists at |url|.
-void CheckIfDirectoryExists(
-    scoped_refptr<fileapi::FileSystemContext> file_system_context,
-    const GURL& url,
-    const fileapi::FileSystemOperationRunner::StatusCallback& callback) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-
-  // Check the existence of directory using file system API implementation on
-  // behalf of the file manager app. We need to grant access beforehand.
-  fileapi::ExternalFileSystemBackend* backend =
-      file_system_context->external_backend();
-  DCHECK(backend);
-  backend->GrantFullAccessToExtension(kFileManagerAppId);
-
-  BrowserThread::PostTask(
-      BrowserThread::IO, FROM_HERE,
-      base::Bind(&CheckIfDirectoryExistsOnIOThread,
-                 file_system_context,
-                 url,
-                 google_apis::CreateRelayCallback(callback)));
-}
-
 // Converts the |given_path| passed from external callers to the form that the
 // file manager can correctly handle. It first migrates old Drive/Download
 // folder path to the new formats, and then converts path to filesystem URL.
 //
 // When conversion fails, it shows a warning dialog UI and returns false.
 bool ConvertPath(Profile* profile,
                  const base::FilePath& given_path,
                  base::FilePath* path,
                  GURL* url) {
   // The path may have been stored in preferences in old versions.
@@ skipping 45 matching lines @@
   GURL url;
   if (!ConvertPath(profile, file_path, &converted_path, &url))
     return;
 
   // This action changes the selection so we do not reuse existing tabs.
   OpenFileManagerWithInternalActionId(profile, url, "select");
 }
 
 }  // namespace util
 }  // namespace file_manager