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| 1 // Copyright 2017 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 "extensions/browser/api/media_perception_private/media_perception_api_m
anager.h" |
| 6 |
| 7 #include "base/lazy_instance.h" |
| 8 #include "chromeos/dbus/dbus_thread_manager.h" |
| 9 #include "chromeos/dbus/media_analytics_client.h" |
| 10 #include "chromeos/dbus/upstart_client.h" |
| 11 #include "extensions/browser/api/media_perception_private/conversion_utils.h" |
| 12 #include "extensions/browser/event_router.h" |
| 13 #include "extensions/browser/extension_function.h" |
| 14 |
| 15 namespace media_perception = extensions::api::media_perception_private; |
| 16 |
| 17 namespace extensions { |
| 18 |
| 19 // static |
| 20 MediaPerceptionAPIManager* MediaPerceptionAPIManager::Get( |
| 21 content::BrowserContext* context) { |
| 22 return GetFactoryInstance()->Get(context); |
| 23 } |
| 24 |
| 25 static base::LazyInstance< |
| 26 BrowserContextKeyedAPIFactory<MediaPerceptionAPIManager>>::Leaky g_factory = |
| 27 LAZY_INSTANCE_INITIALIZER; |
| 28 |
| 29 // static |
| 30 BrowserContextKeyedAPIFactory<MediaPerceptionAPIManager>* |
| 31 MediaPerceptionAPIManager::GetFactoryInstance() { |
| 32 return g_factory.Pointer(); |
| 33 } |
| 34 |
| 35 MediaPerceptionAPIManager::MediaPerceptionAPIManager( |
| 36 content::BrowserContext* context) |
| 37 : browser_context_(context), |
| 38 analytics_process_state_(AnalyticsProcessState::IDLE), |
| 39 weak_ptr_factory_(this) { |
| 40 chromeos::MediaAnalyticsClient* dbus_client = |
| 41 chromeos::DBusThreadManager::Get()->GetMediaAnalyticsClient(); |
| 42 dbus_client->SetMediaPerceptionSignalHandler( |
| 43 base::Bind(&MediaPerceptionAPIManager::MediaPerceptionSignalHandler, |
| 44 weak_ptr_factory_.GetWeakPtr())); |
| 45 } |
| 46 |
| 47 MediaPerceptionAPIManager::~MediaPerceptionAPIManager() { |
| 48 chromeos::MediaAnalyticsClient* dbus_client = |
| 49 chromeos::DBusThreadManager::Get()->GetMediaAnalyticsClient(); |
| 50 dbus_client->ClearMediaPerceptionSignalHandler(); |
| 51 // Stop the separate media analytics process. |
| 52 chromeos::UpstartClient* upstart_client = |
| 53 chromeos::DBusThreadManager::Get()->GetUpstartClient(); |
| 54 upstart_client->StopMediaAnalytics(); |
| 55 } |
| 56 |
| 57 void MediaPerceptionAPIManager::GetState(const APIStateCallback& callback) { |
| 58 if (analytics_process_state_ == AnalyticsProcessState::RUNNING) { |
| 59 chromeos::MediaAnalyticsClient* dbus_client = |
| 60 chromeos::DBusThreadManager::Get()->GetMediaAnalyticsClient(); |
| 61 dbus_client->GetState(base::Bind(&MediaPerceptionAPIManager::StateCallback, |
| 62 weak_ptr_factory_.GetWeakPtr(), callback)); |
| 63 return; |
| 64 } |
| 65 |
| 66 if (analytics_process_state_ == AnalyticsProcessState::LAUNCHING) { |
| 67 callback.Run(CallbackStatus::PROCESS_LAUNCHING_ERROR, |
| 68 media_perception::State()); |
| 69 return; |
| 70 } |
| 71 |
| 72 // Calling getState with process not running returns State UNINITIALIZED. |
| 73 media_perception::State state_uninitialized; |
| 74 state_uninitialized.status = media_perception::STATUS_UNINITIALIZED; |
| 75 callback.Run(CallbackStatus::SUCCESS, std::move(state_uninitialized)); |
| 76 } |
| 77 |
| 78 void MediaPerceptionAPIManager::SetState(const media_perception::State& state, |
| 79 const APIStateCallback& callback) { |
| 80 mri::State state_proto = StateIdlToProto(state); |
| 81 DCHECK(state_proto.status() == mri::State::RUNNING || |
| 82 state_proto.status() == mri::State::SUSPENDED) |
| 83 << "Cannot set state to something other than RUNNING or SUSPENDED."; |
| 84 |
| 85 if (analytics_process_state_ == AnalyticsProcessState::RUNNING) { |
| 86 SetStateInternal(callback, state_proto); |
| 87 return; |
| 88 } |
| 89 |
| 90 if (analytics_process_state_ == AnalyticsProcessState::LAUNCHING) { |
| 91 callback.Run(CallbackStatus::PROCESS_LAUNCHING_ERROR, |
| 92 media_perception::State()); |
| 93 return; |
| 94 } |
| 95 |
| 96 // Analytics process is in state IDLE. |
| 97 if (state_proto.status() == mri::State::RUNNING) { |
| 98 analytics_process_state_ = AnalyticsProcessState::LAUNCHING; |
| 99 chromeos::UpstartClient* dbus_client = |
| 100 chromeos::DBusThreadManager::Get()->GetUpstartClient(); |
| 101 dbus_client->StartMediaAnalytics( |
| 102 base::Bind(&MediaPerceptionAPIManager::UpstartCallback, |
| 103 weak_ptr_factory_.GetWeakPtr(), callback, state_proto)); |
| 104 return; |
| 105 } |
| 106 |
| 107 callback.Run(CallbackStatus::PROCESS_IDLE_ERROR, media_perception::State()); |
| 108 } |
| 109 |
| 110 void MediaPerceptionAPIManager::SetStateInternal( |
| 111 const APIStateCallback& callback, |
| 112 const mri::State& state) { |
| 113 chromeos::MediaAnalyticsClient* dbus_client = |
| 114 chromeos::DBusThreadManager::Get()->GetMediaAnalyticsClient(); |
| 115 dbus_client->SetState(state, |
| 116 base::Bind(&MediaPerceptionAPIManager::StateCallback, |
| 117 weak_ptr_factory_.GetWeakPtr(), callback)); |
| 118 } |
| 119 |
| 120 void MediaPerceptionAPIManager::GetDiagnostics( |
| 121 const APIGetDiagnosticsCallback& callback) { |
| 122 chromeos::MediaAnalyticsClient* dbus_client = |
| 123 chromeos::DBusThreadManager::Get()->GetMediaAnalyticsClient(); |
| 124 dbus_client->GetDiagnostics( |
| 125 base::Bind(&MediaPerceptionAPIManager::GetDiagnosticsCallback, |
| 126 weak_ptr_factory_.GetWeakPtr(), callback)); |
| 127 } |
| 128 |
| 129 void MediaPerceptionAPIManager::UpstartCallback( |
| 130 const APIStateCallback& callback, |
| 131 const mri::State& state, |
| 132 bool succeeded) { |
| 133 if (!succeeded) { |
| 134 analytics_process_state_ = AnalyticsProcessState::IDLE; |
| 135 callback.Run(CallbackStatus::PROCESS_IDLE_ERROR, media_perception::State()); |
| 136 return; |
| 137 } |
| 138 analytics_process_state_ = AnalyticsProcessState::RUNNING; |
| 139 SetStateInternal(callback, state); |
| 140 } |
| 141 |
| 142 void MediaPerceptionAPIManager::StateCallback(const APIStateCallback& callback, |
| 143 bool succeeded, |
| 144 const mri::State& state_proto) { |
| 145 media_perception::State state; |
| 146 if (!succeeded) { |
| 147 callback.Run(CallbackStatus::DBUS_ERROR, media_perception::State()); |
| 148 return; |
| 149 } |
| 150 callback.Run(CallbackStatus::SUCCESS, |
| 151 media_perception::StateProtoToIdl(state_proto)); |
| 152 } |
| 153 |
| 154 void MediaPerceptionAPIManager::GetDiagnosticsCallback( |
| 155 const APIGetDiagnosticsCallback& callback, |
| 156 bool succeeded, |
| 157 const mri::Diagnostics& diagnostics_proto) { |
| 158 if (!succeeded) { |
| 159 callback.Run(CallbackStatus::DBUS_ERROR, media_perception::Diagnostics()); |
| 160 return; |
| 161 } |
| 162 callback.Run(CallbackStatus::SUCCESS, |
| 163 media_perception::DiagnosticsProtoToIdl(diagnostics_proto)); |
| 164 } |
| 165 |
| 166 void MediaPerceptionAPIManager::MediaPerceptionSignalHandler( |
| 167 const mri::MediaPerception& media_perception_proto) { |
| 168 EventRouter* router = EventRouter::Get(browser_context_); |
| 169 DCHECK(router) << "EventRouter is null."; |
| 170 |
| 171 media_perception::MediaPerception media_perception = |
| 172 media_perception::MediaPerceptionProtoToIdl(media_perception_proto); |
| 173 std::unique_ptr<Event> event( |
| 174 new Event(events::MEDIA_PERCEPTION_PRIVATE_ON_MEDIA_PERCEPTION, |
| 175 media_perception::OnMediaPerception::kEventName, |
| 176 media_perception::OnMediaPerception::Create(media_perception))); |
| 177 router->BroadcastEvent(std::move(event)); |
| 178 } |
| 179 |
| 180 } // namespace extensions |
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