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 "extensions/common/permissions/permissions_info.h"
7 #include "base/lazy_instance.h"
8 #include "base/logging.h"
9 #include "base/stl_util.h"
10 #include "base/strings/string_util.h"
11 #include "extensions/common/extensions_client.h"
13 namespace extensions {
15 static base::LazyInstance<PermissionsInfo> g_permissions_info =
16 LAZY_INSTANCE_INITIALIZER;
19 PermissionsInfo* PermissionsInfo::GetInstance() {
20 return g_permissions_info.Pointer();
23 PermissionsInfo::~PermissionsInfo() {
24 STLDeleteContainerPairSecondPointers(id_map_.begin(), id_map_.end());
27 const APIPermissionInfo* PermissionsInfo::GetByID(
28 APIPermission::ID id) const {
29 IDMap::const_iterator i = id_map_.find(id);
30 return (i == id_map_.end()) ? NULL : i->second;
33 const APIPermissionInfo* PermissionsInfo::GetByName(
34 const std::string& name) const {
35 NameMap::const_iterator i = name_map_.find(name);
36 return (i == name_map_.end()) ? NULL : i->second;
39 APIPermissionSet PermissionsInfo::GetAll() const {
40 APIPermissionSet permissions;
41 for (IDMap::const_iterator i = id_map_.begin(); i != id_map_.end(); ++i)
42 permissions.insert(i->second->id());
46 APIPermissionSet PermissionsInfo::GetAllByName(
47 const std::set<std::string>& permission_names) const {
48 APIPermissionSet permissions;
49 for (std::set<std::string>::const_iterator i = permission_names.begin();
50 i != permission_names.end(); ++i) {
51 const APIPermissionInfo* permission_info = GetByName(*i);
53 permissions.insert(permission_info->id());
58 bool PermissionsInfo::HasChildPermissions(const std::string& name) const {
59 NameMap::const_iterator i = name_map_.lower_bound(name + '.');
60 if (i == name_map_.end()) return false;
61 return StartsWithASCII(i->first, name + '.', true);
64 PermissionsInfo::PermissionsInfo()
65 : hosted_app_permission_count_(0),
66 permission_count_(0) {
67 DCHECK(ExtensionsClient::Get());
68 InitializeWithProvider(ExtensionsClient::Get()->GetPermissionsProvider());
71 void PermissionsInfo::InitializeWithProvider(
72 const PermissionsProvider& provider) {
73 std::vector<APIPermissionInfo*> permissions = provider.GetAllPermissions();
74 std::vector<PermissionsProvider::AliasInfo> aliases =
75 provider.GetAllAliases();
77 for (size_t i = 0; i < permissions.size(); ++i)
78 RegisterPermission(permissions[i]);
79 for (size_t i = 0; i < aliases.size(); ++i)
80 RegisterAlias(aliases[i].name, aliases[i].alias);
83 void PermissionsInfo::RegisterAlias(
86 DCHECK(ContainsKey(name_map_, name));
87 DCHECK(!ContainsKey(name_map_, alias));
88 name_map_[alias] = name_map_[name];
91 void PermissionsInfo::RegisterPermission(APIPermissionInfo* permission) {
92 DCHECK(!ContainsKey(id_map_, permission->id()));
93 DCHECK(!ContainsKey(name_map_, permission->name()));
95 id_map_[permission->id()] = permission;
96 name_map_[permission->name()] = permission;
101 } // namespace extensions