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| 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 | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "chrome/browser/media/tab_capture_access_handler.h" | |
| 6 | |
| 7 #include <utility> | |
| 8 | |
| 9 #include "chrome/browser/extensions/api/tab_capture/tab_capture_registry.h" | |
| 10 #include "chrome/browser/media/media_capture_devices_dispatcher.h" | |
| 11 #include "chrome/browser/media/media_stream_capture_indicator.h" | |
| 12 #include "chrome/browser/profiles/profile.h" | |
| 13 #include "content/public/browser/web_contents.h" | |
| 14 #include "extensions/common/permissions/permissions_data.h" | |
| 15 | |
| 16 TabCaptureAccessHandler::TabCaptureAccessHandler() { | |
| 17 } | |
| 18 | |
| 19 TabCaptureAccessHandler::~TabCaptureAccessHandler() { | |
| 20 } | |
| 21 | |
| 22 bool TabCaptureAccessHandler::SupportsStreamType( | |
| 23 const content::MediaStreamType type, | |
| 24 const extensions::Extension* extension) { | |
| 25 return type == content::MEDIA_TAB_VIDEO_CAPTURE || | |
| 26 type == content::MEDIA_TAB_AUDIO_CAPTURE; | |
| 27 } | |
| 28 | |
| 29 bool TabCaptureAccessHandler::CheckMediaAccessPermission( | |
| 30 content::WebContents* web_contents, | |
| 31 const GURL& security_origin, | |
| 32 content::MediaStreamType type, | |
| 33 const extensions::Extension* extension) { | |
| 34 return false; | |
| 35 } | |
| 36 | |
| 37 void TabCaptureAccessHandler::HandleRequest( | |
| 38 content::WebContents* web_contents, | |
| 39 const content::MediaStreamRequest& request, | |
| 40 const content::MediaResponseCallback& callback, | |
| 41 const extensions::Extension* extension) { | |
| 42 content::MediaStreamDevices devices; | |
| 43 std::unique_ptr<content::MediaStreamUI> ui; | |
| 44 | |
| 45 if (!extension) | |
| 46 callback.Run(devices, content::MEDIA_DEVICE_TAB_CAPTURE_FAILURE, | |
| 47 std::move(ui)); | |
| 48 | |
| 49 Profile* profile = | |
| 50 Profile::FromBrowserContext(web_contents->GetBrowserContext()); | |
| 51 extensions::TabCaptureRegistry* tab_capture_registry = | |
| 52 extensions::TabCaptureRegistry::Get(profile); | |
| 53 if (!tab_capture_registry) { | |
| 54 NOTREACHED(); | |
| 55 callback.Run(devices, content::MEDIA_DEVICE_INVALID_STATE, std::move(ui)); | |
| 56 return; | |
| 57 } | |
| 58 const bool tab_capture_allowed = tab_capture_registry->VerifyRequest( | |
| 59 request.render_process_id, request.render_frame_id, extension->id()); | |
| 60 | |
| 61 if (request.audio_type == content::MEDIA_TAB_AUDIO_CAPTURE && | |
| 62 tab_capture_allowed && | |
| 63 extension->permissions_data()->HasAPIPermission( | |
| 64 extensions::APIPermission::kTabCapture)) { | |
| 65 devices.push_back(content::MediaStreamDevice( | |
| 66 content::MEDIA_TAB_AUDIO_CAPTURE, std::string(), std::string())); | |
| 67 } | |
| 68 | |
| 69 if (request.video_type == content::MEDIA_TAB_VIDEO_CAPTURE && | |
| 70 tab_capture_allowed && | |
| 71 extension->permissions_data()->HasAPIPermission( | |
| 72 extensions::APIPermission::kTabCapture)) { | |
| 73 devices.push_back(content::MediaStreamDevice( | |
| 74 content::MEDIA_TAB_VIDEO_CAPTURE, std::string(), std::string())); | |
| 75 } | |
| 76 | |
| 77 if (!devices.empty()) { | |
| 78 ui = MediaCaptureDevicesDispatcher::GetInstance() | |
| 79 ->GetMediaStreamCaptureIndicator() | |
| 80 ->RegisterMediaStream(web_contents, devices); | |
| 81 } | |
| 82 UpdateExtensionTrusted(request, extension); | |
| 83 callback.Run(devices, devices.empty() ? content::MEDIA_DEVICE_INVALID_STATE | |
| 84 : content::MEDIA_DEVICE_OK, | |
| 85 std::move(ui)); | |
| 86 } | |
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