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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) { | |
tbarzic
2017/05/17 21:04:42
this could probably be uninitialized as well
Luke Sorenson
2017/05/17 23:07:49
Prefer PROCESS_LAUNCING_ERROR because then the fro
| |
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_unitialized; | |
74 state_unitialized.status = media_perception::STATUS_UNINITIALIZED; | |
75 callback.Run(CallbackStatus::SUCCESS, std::move(state_unitialized)); | |
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."; | |
tbarzic
2017/05/17 21:04:42
nit: new line here
Luke Sorenson
2017/05/17 23:07:49
Done.
| |
84 if (analytics_process_state_ == AnalyticsProcessState::RUNNING) { | |
85 SetStateInternal(callback, state_proto); | |
86 return; | |
87 } | |
88 | |
89 if (analytics_process_state_ == AnalyticsProcessState::LAUNCHING) { | |
90 callback.Run(CallbackStatus::PROCESS_LAUNCHING_ERROR, | |
91 media_perception::State()); | |
92 return; | |
93 } | |
94 | |
95 // Analytics process is in state IDLE. | |
96 if (state_proto.status() == mri::State::RUNNING) { | |
97 analytics_process_state_ = AnalyticsProcessState::LAUNCHING; | |
98 chromeos::UpstartClient* dbus_client = | |
99 chromeos::DBusThreadManager::Get()->GetUpstartClient(); | |
100 dbus_client->StartMediaAnalytics( | |
101 base::Bind(&MediaPerceptionAPIManager::UpstartCallback, | |
102 weak_ptr_factory_.GetWeakPtr(), callback, state_proto)); | |
103 return; | |
104 } | |
105 | |
106 callback.Run(CallbackStatus::PROCESS_IDLE_ERROR, media_perception::State()); | |
107 } | |
108 | |
109 void MediaPerceptionAPIManager::SetStateInternal( | |
110 const APIStateCallback& callback, | |
111 const mri::State& state) { | |
112 chromeos::MediaAnalyticsClient* dbus_client = | |
113 chromeos::DBusThreadManager::Get()->GetMediaAnalyticsClient(); | |
114 dbus_client->SetState(state, | |
115 base::Bind(&MediaPerceptionAPIManager::StateCallback, | |
116 weak_ptr_factory_.GetWeakPtr(), callback)); | |
117 } | |
118 | |
119 void MediaPerceptionAPIManager::GetDiagnostics( | |
120 const APIGetDiagnosticsCallback& callback) { | |
121 chromeos::MediaAnalyticsClient* dbus_client = | |
122 chromeos::DBusThreadManager::Get()->GetMediaAnalyticsClient(); | |
123 dbus_client->GetDiagnostics( | |
124 base::Bind(&MediaPerceptionAPIManager::GetDiagnosticsCallback, | |
125 weak_ptr_factory_.GetWeakPtr(), callback)); | |
126 } | |
127 | |
128 void MediaPerceptionAPIManager::UpstartCallback( | |
129 const APIStateCallback& callback, | |
130 const mri::State& state, | |
131 bool succeeded) { | |
132 if (!succeeded) { | |
133 analytics_process_state_ = AnalyticsProcessState::IDLE; | |
134 LOG(ERROR) << "Failed to start media analytics process via Upstart."; | |
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, StateProtoToIdl(state_proto)); | |
151 } | |
152 | |
153 void MediaPerceptionAPIManager::GetDiagnosticsCallback( | |
154 const APIGetDiagnosticsCallback& callback, | |
155 bool succeeded, | |
156 const mri::Diagnostics& diagnostics_proto) { | |
157 if (!succeeded) { | |
158 callback.Run(CallbackStatus::DBUS_ERROR, media_perception::Diagnostics()); | |
159 return; | |
160 } | |
161 callback.Run(CallbackStatus::SUCCESS, | |
162 DiagnosticsProtoToIdl(diagnostics_proto)); | |
163 } | |
164 | |
165 void MediaPerceptionAPIManager::MediaPerceptionSignalHandler( | |
166 const mri::MediaPerception& media_perception_proto) { | |
167 EventRouter* router = EventRouter::Get(browser_context_); | |
168 DCHECK(router) << "EventRouter is null."; | |
169 | |
170 media_perception::MediaPerception media_perception = | |
171 MediaPerceptionProtoToIdl(media_perception_proto); | |
172 std::unique_ptr<Event> event( | |
173 new Event(events::MEDIA_PERCEPTION_PRIVATE_ON_MEDIA_PERCEPTION, | |
174 media_perception::OnMediaPerception::kEventName, | |
175 media_perception::OnMediaPerception::Create(media_perception))); | |
176 router->BroadcastEvent(std::move(event)); | |
177 } | |
178 | |
179 } // namespace extensions | |
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