| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "chrome/browser/extensions/management_policy.h" |
| |
| namespace extensions { |
| |
| namespace { |
| |
| void GetExtensionNameAndId(const Extension* extension, |
| std::string* name, |
| std::string* id) { |
| // The extension may be NULL in testing. |
| *id = extension ? extension->id() : "[test]"; |
| *name = extension ? extension->name() : "test"; |
| } |
| |
| } // namespace |
| |
| ManagementPolicy::ManagementPolicy() { |
| } |
| |
| ManagementPolicy::~ManagementPolicy() { |
| } |
| |
| bool ManagementPolicy::Provider::UserMayLoad(const Extension* extension, |
| string16* error) const { |
| return true; |
| } |
| |
| bool ManagementPolicy::Provider::UserMayModifySettings( |
| const Extension* extension, string16* error) const { |
| return true; |
| } |
| |
| bool ManagementPolicy::Provider::MustRemainEnabled(const Extension* extension, |
| string16* error) const { |
| return false; |
| } |
| |
| void ManagementPolicy::RegisterProvider(Provider* provider) { |
| providers_.insert(provider); |
| } |
| |
| void ManagementPolicy::UnregisterProvider(Provider* provider) { |
| providers_.erase(provider); |
| } |
| |
| bool ManagementPolicy::UserMayLoad(const Extension* extension, |
| string16* error) const { |
| for (ProviderList::const_iterator it = providers_.begin(); |
| it != providers_.end(); ++it) { |
| if (!(*it)->UserMayLoad(extension, error)) { |
| std::string id; |
| std::string name; |
| GetExtensionNameAndId(extension, &name, &id); |
| DVLOG(1) << "Installation of extension " << name |
| << " (" << id << ")" |
| << " prohibited by " << (*it)->GetDebugPolicyProviderName(); |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| bool ManagementPolicy::UserMayModifySettings(const Extension* extension, |
| string16* error) const { |
| for (ProviderList::const_iterator it = providers_.begin(); |
| it != providers_.end(); ++it) { |
| if (!(*it)->UserMayModifySettings(extension, error)) { |
| std::string id; |
| std::string name; |
| GetExtensionNameAndId(extension, &name, &id); |
| DVLOG(1) << "Modification of extension " << name |
| << " (" << id << ")" |
| << " prohibited by " << (*it)->GetDebugPolicyProviderName(); |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| bool ManagementPolicy::MustRemainEnabled(const Extension* extension, |
| string16* error) const { |
| for (ProviderList::const_iterator it = providers_.begin(); |
| it != providers_.end(); ++it) { |
| if ((*it)->MustRemainEnabled(extension, error)) { |
| std::string id; |
| std::string name; |
| GetExtensionNameAndId(extension, &name, &id); |
| DVLOG(1) << "Extension " << name |
| << " (" << id << ")" |
| << " required to remain enabled by " |
| << (*it)->GetDebugPolicyProviderName(); |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| void ManagementPolicy::UnregisterAllProviders() { |
| providers_.clear(); |
| } |
| |
| int ManagementPolicy::GetNumProviders() const { |
| return providers_.size(); |
| } |
| |
| } // namespace extensions |