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// 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 {
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)) {
// The extension may be NULL in testing.
std::string id = extension ? extension->id() : "[test]";
std::string name = extension ? extension->name() : "test";
DLOG(WARNING) << "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)) {
// The extension may be NULL in testing.
std::string id = extension ? extension->id() : "[test]";
std::string name = extension ? extension->name() : "test";
DLOG(WARNING) << "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)) {
// The extension may be NULL in testing.
std::string id = extension ? extension->id() : "[test]";
std::string name = extension ? extension->name() : "test";
DLOG(WARNING) << "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
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