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.
5 #include "chrome/common/extensions/manifest_handlers/nacl_modules_handler.h"
7 #include "base/lazy_instance.h"
8 #include "base/memory/scoped_ptr.h"
9 #include "base/strings/string_number_conversions.h"
10 #include "base/strings/utf_string_conversions.h"
11 #include "base/values.h"
12 #include "extensions/common/error_utils.h"
13 #include "extensions/common/manifest_constants.h"
15 namespace extensions {
17 namespace keys = manifest_keys;
18 namespace errors = manifest_errors;
22 struct NaClModuleData : Extension::ManifestData {
23 // Optional list of NaCl modules and associated properties.
24 NaClModuleInfo::List nacl_modules_;
30 const NaClModuleInfo::List* NaClModuleInfo::GetNaClModules(
31 const Extension* extension) {
32 NaClModuleData* data = static_cast<NaClModuleData*>(
33 extension->GetManifestData(keys::kNaClModules));
34 return data ? &data->nacl_modules_ : NULL;
37 NaClModulesHandler::NaClModulesHandler() {
40 NaClModulesHandler::~NaClModulesHandler() {
43 bool NaClModulesHandler::Parse(Extension* extension,
45 const base::ListValue* list_value = NULL;
46 if (!extension->manifest()->GetList(keys::kNaClModules, &list_value)) {
47 *error = ASCIIToUTF16(errors::kInvalidNaClModules);
51 scoped_ptr<NaClModuleData> nacl_module_data(new NaClModuleData);
53 for (size_t i = 0; i < list_value->GetSize(); ++i) {
54 const base::DictionaryValue* module_value = NULL;
55 if (!list_value->GetDictionary(i, &module_value)) {
56 *error = ASCIIToUTF16(errors::kInvalidNaClModules);
60 // Get nacl_modules[i].path.
62 if (!module_value->GetString(keys::kNaClModulesPath, &path_str)) {
63 *error = ErrorUtils::FormatErrorMessageUTF16(
64 errors::kInvalidNaClModulesPath, base::IntToString(i));
68 // Get nacl_modules[i].mime_type.
69 std::string mime_type;
70 if (!module_value->GetString(keys::kNaClModulesMIMEType, &mime_type)) {
71 *error = ErrorUtils::FormatErrorMessageUTF16(
72 errors::kInvalidNaClModulesMIMEType, base::IntToString(i));
76 nacl_module_data->nacl_modules_.push_back(NaClModuleInfo());
77 nacl_module_data->nacl_modules_.back().url =
78 extension->GetResourceURL(path_str);
79 nacl_module_data->nacl_modules_.back().mime_type = mime_type;
82 extension->SetManifestData(keys::kNaClModules, nacl_module_data.release());
86 const std::vector<std::string> NaClModulesHandler::Keys() const {
87 return SingleKey(keys::kNaClModules);
90 } // namespace extensions