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| 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. | |
| 4 | |
| 5 #include "chrome/browser/policy/forwarding_policy_provider.h" | |
| 6 | |
| 7 #include "components/policy/core/common/schema_map.h" | |
| 8 #include "components/policy/core/common/schema_registry.h" | |
| 9 | |
| 10 namespace policy { | |
| 11 | |
| 12 ForwardingPolicyProvider::ForwardingPolicyProvider( | |
| 13 ConfigurationPolicyProvider* delegate) | |
| 14 : delegate_(delegate), state_(WAITING_FOR_REGISTRY_READY) { | |
| 15 delegate_->AddObserver(this); | |
| 16 // Serve the initial |delegate_| policies. | |
| 17 OnUpdatePolicy(delegate_); | |
| 18 } | |
| 19 | |
| 20 ForwardingPolicyProvider::~ForwardingPolicyProvider() { | |
| 21 delegate_->RemoveObserver(this); | |
| 22 } | |
| 23 | |
| 24 void ForwardingPolicyProvider::Init(SchemaRegistry* registry) { | |
| 25 ConfigurationPolicyProvider::Init(registry); | |
| 26 if (registry->IsReady()) | |
| 27 OnSchemaRegistryReady(); | |
| 28 } | |
| 29 | |
| 30 bool ForwardingPolicyProvider::IsInitializationComplete(PolicyDomain domain) | |
| 31 const { | |
| 32 if (domain == POLICY_DOMAIN_CHROME) | |
| 33 return delegate_->IsInitializationComplete(domain); | |
| 34 // This provider keeps its own state for all the other domains. | |
| 35 return state_ == READY; | |
| 36 } | |
| 37 | |
| 38 void ForwardingPolicyProvider::RefreshPolicies() { | |
| 39 delegate_->RefreshPolicies(); | |
| 40 } | |
| 41 | |
| 42 void ForwardingPolicyProvider::OnSchemaRegistryReady() { | |
| 43 DCHECK_EQ(WAITING_FOR_REGISTRY_READY, state_); | |
| 44 // This provider's registry is ready, meaning that it has all the initial | |
| 45 // components schemas; the delegate's registry should also see them now, | |
| 46 // since it's tracking the former. | |
| 47 // Asking the delegate to RefreshPolicies now means that the next | |
| 48 // OnUpdatePolicy from the delegate will have the initial policy for | |
| 49 // components. | |
| 50 if (!schema_map()->HasComponents()) { | |
| 51 // If there are no component registered for this provider then there's no | |
| 52 // need to reload. | |
| 53 state_ = READY; | |
| 54 OnUpdatePolicy(delegate_); | |
| 55 return; | |
| 56 } | |
| 57 | |
| 58 state_ = WAITING_FOR_REFRESH; | |
| 59 RefreshPolicies(); | |
| 60 } | |
| 61 | |
| 62 void ForwardingPolicyProvider::OnSchemaRegistryUpdated(bool has_new_schemas) { | |
| 63 if (state_ != READY) | |
| 64 return; | |
| 65 if (has_new_schemas) { | |
| 66 RefreshPolicies(); | |
| 67 } else { | |
| 68 // Remove the policies that were being served for the component that have | |
| 69 // been removed. This is important so that update notifications are also | |
| 70 // sent in case those component are reinstalled during the current session. | |
| 71 OnUpdatePolicy(delegate_); | |
| 72 } | |
| 73 } | |
| 74 | |
| 75 void ForwardingPolicyProvider::OnUpdatePolicy( | |
| 76 ConfigurationPolicyProvider* provider) { | |
| 77 DCHECK_EQ(delegate_, provider); | |
| 78 | |
| 79 if (state_ == WAITING_FOR_REFRESH) | |
| 80 state_ = READY; | |
| 81 | |
| 82 scoped_ptr<PolicyBundle> bundle(new PolicyBundle()); | |
| 83 if (state_ == READY) { | |
| 84 bundle->CopyFrom(delegate_->policies()); | |
| 85 schema_map()->FilterBundle(bundle.get()); | |
| 86 } else { | |
| 87 // Always forward the Chrome policy, even if the components are not ready | |
| 88 // yet. | |
| 89 const PolicyNamespace chrome_ns(POLICY_DOMAIN_CHROME, ""); | |
| 90 bundle->Get(chrome_ns).CopyFrom(delegate_->policies().Get(chrome_ns)); | |
| 91 } | |
| 92 | |
| 93 UpdatePolicy(bundle.Pass()); | |
| 94 } | |
| 95 | |
| 96 } // namespace policy | |
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Chromium Code Reviews
Issue 92133003:
Move ForwardingPolicyProvider, etc. to components/policy/. (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src