1 // Copyright 2016 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/webrtc/screen_capture_infobar_delegate_android.h"
6 
7 #include "base/callback_helpers.h"
8 #include "chrome/browser/android/android_theme_resources.h"
9 #include "chrome/browser/infobars/infobar_service.h"
10 #include "chrome/browser/media/webrtc/media_capture_devices_dispatcher.h"
11 #include "chrome/browser/media/webrtc/media_stream_capture_indicator.h"
12 #include "chrome/grit/generated_resources.h"
13 #include "components/infobars/core/infobar.h"
14 #include "components/strings/grit/components_strings.h"
15 #include "components/url_formatter/elide_url.h"
16 #include "content/public/browser/desktop_media_id.h"
17 #include "content/public/browser/web_contents.h"
18 #include "third_party/blink/public/common/mediastream/media_stream_request.h"
19 #include "third_party/webrtc/modules/desktop_capture/desktop_capture_types.h"
20 #include "ui/base/l10n/l10n_util.h"
21 
22 // static
Create(content::WebContents * web_contents,const content::MediaStreamRequest & request,content::MediaResponseCallback callback)23 void ScreenCaptureInfoBarDelegateAndroid::Create(
24     content::WebContents* web_contents,
25     const content::MediaStreamRequest& request,
26     content::MediaResponseCallback callback) {
27   InfoBarService* infobar_service =
28       InfoBarService::FromWebContents(web_contents);
29 
30   infobar_service->AddInfoBar(infobar_service->CreateConfirmInfoBar(
31       std::unique_ptr<ConfirmInfoBarDelegate>(
32           new ScreenCaptureInfoBarDelegateAndroid(web_contents, request,
33                                                   std::move(callback)))));
34 }
35 
ScreenCaptureInfoBarDelegateAndroid(content::WebContents * web_contents,const content::MediaStreamRequest & request,content::MediaResponseCallback callback)36 ScreenCaptureInfoBarDelegateAndroid::ScreenCaptureInfoBarDelegateAndroid(
37     content::WebContents* web_contents,
38     const content::MediaStreamRequest& request,
39     content::MediaResponseCallback callback)
40     : web_contents_(web_contents),
41       request_(request),
42       callback_(std::move(callback)) {
43   DCHECK(request.video_type ==
44              blink::mojom::MediaStreamType::GUM_DESKTOP_VIDEO_CAPTURE ||
45          request.video_type ==
46              blink::mojom::MediaStreamType::DISPLAY_VIDEO_CAPTURE);
47 }
48 
~ScreenCaptureInfoBarDelegateAndroid()49 ScreenCaptureInfoBarDelegateAndroid::~ScreenCaptureInfoBarDelegateAndroid() {
50   if (!callback_.is_null()) {
51     std::move(callback_).Run(
52         blink::MediaStreamDevices(),
53         blink::mojom::MediaStreamRequestResult::FAILED_DUE_TO_SHUTDOWN,
54         nullptr);
55   }
56 }
57 
58 infobars::InfoBarDelegate::InfoBarIdentifier
GetIdentifier() const59 ScreenCaptureInfoBarDelegateAndroid::GetIdentifier() const {
60   return SCREEN_CAPTURE_INFOBAR_DELEGATE_ANDROID;
61 }
62 
GetMessageText() const63 base::string16 ScreenCaptureInfoBarDelegateAndroid::GetMessageText() const {
64   return l10n_util::GetStringFUTF16(
65       IDS_MEDIA_CAPTURE_SCREEN_INFOBAR_TEXT,
66       url_formatter::FormatUrlForSecurityDisplay(request_.security_origin));
67 }
68 
GetIconId() const69 int ScreenCaptureInfoBarDelegateAndroid::GetIconId() const {
70   return IDR_ANDROID_INFOBAR_MEDIA_STREAM_SCREEN;
71 }
72 
GetButtonLabel(InfoBarButton button) const73 base::string16 ScreenCaptureInfoBarDelegateAndroid::GetButtonLabel(
74     InfoBarButton button) const {
75   return l10n_util::GetStringUTF16((button == BUTTON_OK) ? IDS_PERMISSION_ALLOW
76                                                          : IDS_PERMISSION_DENY);
77 }
78 
Accept()79 bool ScreenCaptureInfoBarDelegateAndroid::Accept() {
80   RunCallback(blink::mojom::MediaStreamRequestResult::OK);
81   return true;
82 }
83 
Cancel()84 bool ScreenCaptureInfoBarDelegateAndroid::Cancel() {
85   RunCallback(blink::mojom::MediaStreamRequestResult::PERMISSION_DENIED);
86   return true;
87 }
88 
InfoBarDismissed()89 void ScreenCaptureInfoBarDelegateAndroid::InfoBarDismissed() {
90   RunCallback(blink::mojom::MediaStreamRequestResult::PERMISSION_DISMISSED);
91 }
92 
RunCallback(blink::mojom::MediaStreamRequestResult result)93 void ScreenCaptureInfoBarDelegateAndroid::RunCallback(
94     blink::mojom::MediaStreamRequestResult result) {
95   DCHECK(!callback_.is_null());
96 
97   blink::MediaStreamDevices devices;
98   std::unique_ptr<content::MediaStreamUI> ui;
99   if (result == blink::mojom::MediaStreamRequestResult::OK) {
100     content::DesktopMediaID screen_id = content::DesktopMediaID(
101         content::DesktopMediaID::TYPE_SCREEN, webrtc::kFullDesktopScreenId);
102     devices.push_back(blink::MediaStreamDevice(request_.video_type,
103                                                screen_id.ToString(), "Screen"));
104 
105     ui = MediaCaptureDevicesDispatcher::GetInstance()
106              ->GetMediaStreamCaptureIndicator()
107              ->RegisterMediaStream(web_contents_, devices);
108   }
109 
110   std::move(callback_).Run(devices, result, std::move(ui));
111 }
112