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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "modules/bluetooth/Bluetooth.h" | 5 #include "modules/bluetooth/Bluetooth.h" |
6 | 6 |
7 #include "bindings/core/v8/CallbackPromiseAdapter.h" | 7 #include "bindings/core/v8/CallbackPromiseAdapter.h" |
8 #include "bindings/core/v8/ScriptPromise.h" | 8 #include "bindings/core/v8/ScriptPromise.h" |
9 #include "bindings/core/v8/ScriptPromiseResolver.h" | 9 #include "bindings/core/v8/ScriptPromiseResolver.h" |
10 #include "core/dom/DOMException.h" | 10 #include "core/dom/DOMException.h" |
11 #include "core/dom/ExceptionCode.h" | 11 #include "core/dom/ExceptionCode.h" |
12 #include "core/inspector/ConsoleMessage.h" | |
13 #include "core/origin_trials/OriginTrialContext.h" | |
14 #include "core/origin_trials/OriginTrials.h" | |
15 #include "modules/bluetooth/BluetoothDevice.h" | 12 #include "modules/bluetooth/BluetoothDevice.h" |
16 #include "modules/bluetooth/BluetoothError.h" | 13 #include "modules/bluetooth/BluetoothError.h" |
17 #include "modules/bluetooth/BluetoothSupplement.h" | 14 #include "modules/bluetooth/BluetoothSupplement.h" |
18 #include "modules/bluetooth/BluetoothUUID.h" | 15 #include "modules/bluetooth/BluetoothUUID.h" |
19 #include "modules/bluetooth/RequestDeviceOptions.h" | 16 #include "modules/bluetooth/RequestDeviceOptions.h" |
20 #include "platform/RuntimeEnabledFeatures.h" | |
21 #include "platform/UserGestureIndicator.h" | 17 #include "platform/UserGestureIndicator.h" |
22 #include "public/platform/modules/bluetooth/WebBluetooth.h" | 18 #include "public/platform/modules/bluetooth/WebBluetooth.h" |
23 #include "public/platform/modules/bluetooth/WebRequestDeviceOptions.h" | 19 #include "public/platform/modules/bluetooth/WebRequestDeviceOptions.h" |
24 | 20 |
25 namespace blink { | 21 namespace blink { |
26 | 22 |
27 namespace { | 23 namespace { |
28 // A device name can never be longer than 29 bytes. A adv packet is at most | 24 // A device name can never be longer than 29 bytes. A adv packet is at most |
29 // 31 bytes long. The length and identifier of the length field take 2 bytes. | 25 // 31 bytes long. The length and identifier of the length field take 2 bytes. |
30 // That least 29 bytes for the name. | 26 // That least 29 bytes for the name. |
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134 optionalServices.append(validatedOptionalService); | 130 optionalServices.append(validatedOptionalService); |
135 } | 131 } |
136 result.optionalServices.assign(optionalServices); | 132 result.optionalServices.assign(optionalServices); |
137 } | 133 } |
138 } | 134 } |
139 | 135 |
140 // https://webbluetoothchrome.github.io/web-bluetooth/#dom-bluetooth-requestdevi
ce | 136 // https://webbluetoothchrome.github.io/web-bluetooth/#dom-bluetooth-requestdevi
ce |
141 ScriptPromise Bluetooth::requestDevice(ScriptState* scriptState, | 137 ScriptPromise Bluetooth::requestDevice(ScriptState* scriptState, |
142 const RequestDeviceOptions& options, | 138 const RequestDeviceOptions& options, |
143 ExceptionState& exceptionState) { | 139 ExceptionState& exceptionState) { |
144 // By adding the "OriginTrialEnabled" extended binding, we enable the | |
145 // requestDevice function on all platforms for websites that contain an | |
146 // origin trial token. Since we only support Chrome OS, Android and MacOS | |
147 // for this experiment we reject any promises from other platforms unless | |
148 // they have the enable-web-bluetooth flag on. | |
149 #if !OS(CHROMEOS) && !OS(ANDROID) && !OS(MACOSX) | |
150 if (!RuntimeEnabledFeatures::webBluetoothEnabled()) { | |
151 return ScriptPromise::rejectWithDOMException( | |
152 scriptState, DOMException::create( | |
153 NotSupportedError, | |
154 "Web Bluetooth is not enabled on this platform. To " | |
155 "find out how to enable it and the current " | |
156 "implementation status visit https://goo.gl/HKa2If")); | |
157 } | |
158 #endif | |
159 | |
160 // Promote use of Origin Trials | |
161 // * When not being run on an origin trial. | |
162 // * Only once for the lifetime of this Bluetooth object, to avoid being | |
163 // a nuisance and too verbose in the console. Reloading a page will reset | |
164 // and the message can be shown again. | |
165 ExecutionContext* context = scriptState->getExecutionContext(); | 140 ExecutionContext* context = scriptState->getExecutionContext(); |
166 OriginTrialContext* originTrials = OriginTrialContext::from( | |
167 context, OriginTrialContext::DontCreateIfNotExists); | |
168 bool originTrialActiveForThisPage = | |
169 originTrials && originTrials->isTrialEnabled("WebBluetooth"); | |
170 | |
171 if (!originTrialActiveForThisPage && !promotedOriginTrial) { | |
172 promotedOriginTrial = true; | |
173 context->addConsoleMessage( | |
174 ConsoleMessage::create(JSMessageSource, InfoMessageLevel, | |
175 "Web Bluetooth is available as an Origin Trial: " | |
176 "https://bit.ly/WebBluetoothOriginTrial")); | |
177 } | |
178 | 141 |
179 // 1. If the incumbent settings object is not a secure context, reject promise | 142 // 1. If the incumbent settings object is not a secure context, reject promise |
180 // with a SecurityError and abort these steps. | 143 // with a SecurityError and abort these steps. |
181 String errorMessage; | 144 String errorMessage; |
182 if (!context->isSecureContext(errorMessage)) { | 145 if (!context->isSecureContext(errorMessage)) { |
183 return ScriptPromise::rejectWithDOMException( | 146 return ScriptPromise::rejectWithDOMException( |
184 scriptState, DOMException::create(SecurityError, errorMessage)); | 147 scriptState, DOMException::create(SecurityError, errorMessage)); |
185 } | 148 } |
186 | 149 |
187 // 2. If the algorithm is not allowed to show a popup, reject promise with a | 150 // 2. If the algorithm is not allowed to show a popup, reject promise with a |
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210 // Subsequent steps are handled in the browser process. | 173 // Subsequent steps are handled in the browser process. |
211 ScriptPromiseResolver* resolver = ScriptPromiseResolver::create(scriptState); | 174 ScriptPromiseResolver* resolver = ScriptPromiseResolver::create(scriptState); |
212 ScriptPromise promise = resolver->promise(); | 175 ScriptPromise promise = resolver->promise(); |
213 webbluetooth->requestDevice( | 176 webbluetooth->requestDevice( |
214 webOptions, | 177 webOptions, |
215 new CallbackPromiseAdapter<BluetoothDevice, BluetoothError>(resolver)); | 178 new CallbackPromiseAdapter<BluetoothDevice, BluetoothError>(resolver)); |
216 return promise; | 179 return promise; |
217 } | 180 } |
218 | 181 |
219 } // namespace blink | 182 } // namespace blink |
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