extensions/common/api/printer_provider/usb_printer_manifest_handler.cc

   1 // Copyright 2015 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 "extensions/common/api/printer_provider/usb_printer_manifest_handler.h"
   6
   7 #include "extensions/common/api/printer_provider/usb_printer_manifest_data.h"
   8 #include "extensions/common/extension.h"
   9 #include "extensions/common/manifest_constants.h"
  10
  11 namespace extensions {
  12
  13 UsbPrinterManifestHandler::UsbPrinterManifestHandler() {
  14 }
  15
  16 UsbPrinterManifestHandler::~UsbPrinterManifestHandler() {
  17 }
  18
  19 bool UsbPrinterManifestHandler::Parse(Extension* extension,
  20                                       base::string16* error) {
  21   const base::Value* usb_printers = nullptr;
  22   CHECK(extension->manifest()->Get(manifest_keys::kUsbPrinters, &usb_printers));
  23   scoped_ptr<UsbPrinterManifestData> data =
  24       UsbPrinterManifestData::FromValue(*usb_printers, error);
  25   if (!data) {
  26     return false;
  27   }
  28
  29   extension->SetManifestData(manifest_keys::kUsbPrinters, data.release());
  30   return true;
  31 }
  32
  33 const std::vector<std::string> UsbPrinterManifestHandler::Keys() const {
  34   return SingleKey(manifest_keys::kUsbPrinters);
  35 }
  36
  37 }  // namespace extensions