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      1 // Copyright 2014 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/permissions/usb_device_permission.h"
      6 
      7 #include <set>
      8 #include <string>
      9 
     10 #include "base/logging.h"
     11 #include "base/strings/string16.h"
     12 #include "base/strings/utf_string_conversions.h"
     13 #include "extensions/common/permissions/permissions_info.h"
     14 #include "grit/extensions_strings.h"
     15 #include "ui/base/l10n/l10n_util.h"
     16 
     17 #if defined(ENABLE_EXTENSIONS)
     18 #include "device/usb/usb_ids.h"
     19 #endif
     20 
     21 namespace extensions {
     22 
     23 UsbDevicePermission::UsbDevicePermission(
     24     const APIPermissionInfo* info)
     25   : SetDisjunctionPermission<UsbDevicePermissionData,
     26                              UsbDevicePermission>(info) {
     27 }
     28 
     29 UsbDevicePermission::~UsbDevicePermission() {
     30 }
     31 
     32 PermissionMessages UsbDevicePermission::GetMessages() const {
     33   DCHECK(HasMessages());
     34   PermissionMessages result;
     35 
     36 #if defined(ENABLE_EXTENSIONS)
     37   // //device/usb/usb.gyp:device_usb is not available when extensions are
     38   // disabled.
     39   for (std::set<UsbDevicePermissionData>::const_iterator i =
     40       data_set_.begin(); i != data_set_.end(); ++i) {
     41     const char* vendor = device::UsbIds::GetVendorName(i->vendor_id());
     42 
     43     if (vendor) {
     44       const char* product =
     45           device::UsbIds::GetProductName(i->vendor_id(), i->product_id());
     46       if (product) {
     47         result.push_back(PermissionMessage(
     48             PermissionMessage::kUsbDevice,
     49             l10n_util::GetStringFUTF16(
     50                 IDS_EXTENSION_PROMPT_WARNING_USB_DEVICE,
     51                 base::ASCIIToUTF16(product),
     52                 base::ASCIIToUTF16(vendor))));
     53       } else {
     54         result.push_back(PermissionMessage(
     55             PermissionMessage::kUsbDevice,
     56             l10n_util::GetStringFUTF16(
     57                 IDS_EXTENSION_PROMPT_WARNING_USB_DEVICE_MISSING_PRODUCT,
     58                 base::ASCIIToUTF16(vendor))));
     59       }
     60     } else {
     61       result.push_back(PermissionMessage(
     62           PermissionMessage::kUsbDevice,
     63           l10n_util::GetStringUTF16(
     64               IDS_EXTENSION_PROMPT_WARNING_USB_DEVICE_MISSING_VENDOR)));
     65     }
     66   }
     67 #else
     68   NOTREACHED();
     69 #endif  // defined(ENABLE_EXTENSIONS)
     70 
     71   return result;
     72 }
     73 
     74 }  // namespace extensions
     75