From 69b7942bff3b2fce06aee5ada793fbe46f82bb8c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=BCri=20Valdmann?= <juri.valdmann@qt.io>
Date: Fri, 26 May 2017 16:27:11 +0200
Subject: Cleanup support for desktop capture

- Use feature permissions system instead of hard-coded dialog.
- Add QML test for getUserMedia() and extend existing widgets test.

Task-number: QTBUG-60832
Change-Id: I533bed5021b3b0ee199b8abc6ddbd516cbd14ff6
Reviewed-by: Allan Sandfeld Jensen <allan.jensen@qt.io>
---
 src/webenginewidgets/api/qwebenginepage.cpp | 99 ++++++++++++++++++-----------
 src/webenginewidgets/api/qwebenginepage.h   |  4 +-
 2 files changed, 65 insertions(+), 38 deletions(-)

(limited to 'src/webenginewidgets/api')

diff --git a/src/webenginewidgets/api/qwebenginepage.cpp b/src/webenginewidgets/api/qwebenginepage.cpp
index 87af187e3..5b7fa9df2 100644
--- a/src/webenginewidgets/api/qwebenginepage.cpp
+++ b/src/webenginewidgets/api/qwebenginepage.cpp
@@ -560,16 +560,20 @@ void QWebEnginePagePrivate::showColorDialog(QSharedPointer<ColorChooserControlle
 void QWebEnginePagePrivate::runMediaAccessPermissionRequest(const QUrl &securityOrigin, WebContentsAdapterClient::MediaRequestFlags requestFlags)
 {
     Q_Q(QWebEnginePage);
-    QWebEnginePage::Feature requestedFeature;
-    if (requestFlags.testFlag(WebContentsAdapterClient::MediaAudioCapture) && requestFlags.testFlag(WebContentsAdapterClient::MediaVideoCapture))
-        requestedFeature = QWebEnginePage::MediaAudioVideoCapture;
+    QWebEnginePage::Feature feature;
+    if (requestFlags.testFlag(WebContentsAdapterClient::MediaAudioCapture) &&
+        requestFlags.testFlag(WebContentsAdapterClient::MediaVideoCapture))
+        feature = QWebEnginePage::MediaAudioVideoCapture;
     else if (requestFlags.testFlag(WebContentsAdapterClient::MediaAudioCapture))
-        requestedFeature = QWebEnginePage::MediaAudioCapture;
+        feature = QWebEnginePage::MediaAudioCapture;
     else if (requestFlags.testFlag(WebContentsAdapterClient::MediaVideoCapture))
-        requestedFeature = QWebEnginePage::MediaVideoCapture;
-    else
-        return;
-    Q_EMIT q->featurePermissionRequested(securityOrigin, requestedFeature);
+        feature = QWebEnginePage::MediaVideoCapture;
+    else if (requestFlags.testFlag(WebContentsAdapterClient::MediaDesktopAudioCapture) &&
+             requestFlags.testFlag(WebContentsAdapterClient::MediaDesktopVideoCapture))
+        feature = QWebEnginePage::DesktopAudioVideoCapture;
+    else // if (requestFlags.testFlag(WebContentsAdapterClient::MediaDesktopVideoCapture))
+        feature = QWebEnginePage::DesktopVideoCapture;
+    Q_EMIT q->featurePermissionRequested(securityOrigin, feature);
 }
 
 void QWebEnginePagePrivate::runGeolocationPermissionRequest(const QUrl &securityOrigin)
@@ -1728,37 +1732,58 @@ void QWebEnginePage::setFeaturePermission(const QUrl &securityOrigin, QWebEngine
     Q_D(QWebEnginePage);
     if (policy == PermissionUnknown)
         return;
-    WebContentsAdapterClient::MediaRequestFlags flags =  WebContentsAdapterClient::MediaNone;
-    switch (feature) {
-    case MediaAudioVideoCapture:
-    case MediaAudioCapture:
-    case MediaVideoCapture:
-        if (policy != PermissionUnknown) {
-            if (policy == PermissionDeniedByUser)
-                flags = WebContentsAdapterClient::MediaNone;
-            else {
-                if (feature == MediaAudioCapture)
-                    flags = WebContentsAdapterClient::MediaAudioCapture;
-                else if (feature == MediaVideoCapture)
-                    flags = WebContentsAdapterClient::MediaVideoCapture;
-                else
-                    flags = WebContentsAdapterClient::MediaRequestFlags(WebContentsAdapterClient::MediaVideoCapture | WebContentsAdapterClient::MediaAudioCapture);
-            }
-            d->adapter->grantMediaAccessPermission(securityOrigin, flags);
-        }
-        d->adapter->grantMediaAccessPermission(securityOrigin, flags);
-        break;
-    case QWebEnginePage::Geolocation:
-        d->adapter->runGeolocationRequestCallback(securityOrigin, (policy == PermissionGrantedByUser) ? true : false);
-        break;
-    case MouseLock:
-        if (policy == PermissionGrantedByUser)
+
+    const WebContentsAdapterClient::MediaRequestFlags audioVideoCaptureFlags(
+        WebContentsAdapterClient::MediaVideoCapture |
+        WebContentsAdapterClient::MediaAudioCapture);
+    const WebContentsAdapterClient::MediaRequestFlags desktopAudioVideoCaptureFlags(
+        WebContentsAdapterClient::MediaDesktopVideoCapture |
+        WebContentsAdapterClient::MediaDesktopAudioCapture);
+
+    if (policy == PermissionGrantedByUser) {
+        switch (feature) {
+        case MediaAudioVideoCapture:
+            d->adapter->grantMediaAccessPermission(securityOrigin, audioVideoCaptureFlags);
+            break;
+        case MediaAudioCapture:
+            d->adapter->grantMediaAccessPermission(securityOrigin, WebContentsAdapterClient::MediaAudioCapture);
+            break;
+        case MediaVideoCapture:
+            d->adapter->grantMediaAccessPermission(securityOrigin, WebContentsAdapterClient::MediaVideoCapture);
+            break;
+        case DesktopAudioVideoCapture:
+            d->adapter->grantMediaAccessPermission(securityOrigin, desktopAudioVideoCaptureFlags);
+            break;
+        case DesktopVideoCapture:
+            d->adapter->grantMediaAccessPermission(securityOrigin, WebContentsAdapterClient::MediaDesktopVideoCapture);
+            break;
+        case Geolocation:
+            d->adapter->runGeolocationRequestCallback(securityOrigin, true);
+            break;
+        case MouseLock:
             d->adapter->grantMouseLockPermission(true);
-        else
+            break;
+        case Notifications:
+            break;
+        }
+    } else { // if (policy == PermissionDeniedByUser)
+        switch (feature) {
+        case MediaAudioVideoCapture:
+        case MediaAudioCapture:
+        case MediaVideoCapture:
+        case DesktopAudioVideoCapture:
+        case DesktopVideoCapture:
+            d->adapter->grantMediaAccessPermission(securityOrigin, WebContentsAdapterClient::MediaNone);
+            break;
+        case Geolocation:
+            d->adapter->runGeolocationRequestCallback(securityOrigin, false);
+            break;
+        case MouseLock:
             d->adapter->grantMouseLockPermission(false);
-        break;
-    case Notifications:
-        break;
+            break;
+        case Notifications:
+            break;
+        }
     }
 }
 
diff --git a/src/webenginewidgets/api/qwebenginepage.h b/src/webenginewidgets/api/qwebenginepage.h
index 74ebd0a35..292075827 100644
--- a/src/webenginewidgets/api/qwebenginepage.h
+++ b/src/webenginewidgets/api/qwebenginepage.h
@@ -188,7 +188,9 @@ public:
         MediaAudioCapture = 2,
         MediaVideoCapture,
         MediaAudioVideoCapture,
-        MouseLock
+        MouseLock,
+        DesktopVideoCapture,
+        DesktopAudioVideoCapture
     };
     Q_ENUM(Feature)
 
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