src/chrome/browser/extensions/api/image_writer_private/write_from_file_operation.cc

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "base/files/file_util.h"
   6 #include "chrome/browser/extensions/api/image_writer_private/error_messages.h"
   7 #include "chrome/browser/extensions/api/image_writer_private/write_from_file_operation.h"
   8 #include "content/public/browser/browser_thread.h"
   9
  10 namespace extensions {
  11 namespace image_writer {
  12
  13 using content::BrowserThread;
  14
  15 WriteFromFileOperation::WriteFromFileOperation(
  16     base::WeakPtr<OperationManager> manager,
  17     const ExtensionId& extension_id,
  18     const base::FilePath& user_file_path,
  19     const std::string& device_path)
  20     : Operation(manager, extension_id, device_path) {
  21   image_path_ = user_file_path;
  22 }
  23
  24 WriteFromFileOperation::~WriteFromFileOperation() {}
  25
  26 void WriteFromFileOperation::StartImpl() {
  27   if (!base::PathExists(image_path_) || base::DirectoryExists(image_path_)) {
  28     DLOG(ERROR) << "Source must exist and not be a directory.";
  29     Error(error::kImageInvalid);
  30     return;
  31   }
  32
  33   BrowserThread::PostTask(
  34       BrowserThread::FILE,
  35       FROM_HERE,
  36       base::Bind(
  37           &WriteFromFileOperation::Unzip,
  38           this,
  39           base::Bind(
  40               &WriteFromFileOperation::Write,
  41               this,
  42               base::Bind(&WriteFromFileOperation::VerifyWrite,
  43                          this,
  44                          base::Bind(&WriteFromFileOperation::Finish, this)))));
  45 }
  46
  47 }  // namespace image_writer
  48 }  // namespace extensions