From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 19:32:43 +0200
Subject: Adding upstream version 1:115.7.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../eme/MediaKeySystemAccessPermissionRequest.cpp  | 91 ++++++++++++++++++++++
 1 file changed, 91 insertions(+)
 create mode 100644 dom/media/eme/MediaKeySystemAccessPermissionRequest.cpp

(limited to 'dom/media/eme/MediaKeySystemAccessPermissionRequest.cpp')

diff --git a/dom/media/eme/MediaKeySystemAccessPermissionRequest.cpp b/dom/media/eme/MediaKeySystemAccessPermissionRequest.cpp
new file mode 100644
index 0000000000..063bf93f7e
--- /dev/null
+++ b/dom/media/eme/MediaKeySystemAccessPermissionRequest.cpp
@@ -0,0 +1,91 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim:set ts=2 sw=2 sts=2 et cindent: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "MediaKeySystemAccessPermissionRequest.h"
+
+#include "nsGlobalWindowInner.h"
+
+namespace mozilla::dom {
+
+NS_IMPL_CYCLE_COLLECTION_INHERITED(MediaKeySystemAccessPermissionRequest,
+                                   ContentPermissionRequestBase)
+
+NS_IMPL_ISUPPORTS_CYCLE_COLLECTION_INHERITED_0(
+    MediaKeySystemAccessPermissionRequest, ContentPermissionRequestBase)
+
+/* static */
+already_AddRefed<MediaKeySystemAccessPermissionRequest>
+MediaKeySystemAccessPermissionRequest::Create(nsPIDOMWindowInner* aWindow) {
+  // Could conceivably be created off main thread then used on main thread
+  // later. If we really need to do that at some point we could relax this
+  // assert.
+  AssertIsOnMainThread();
+  if (!aWindow) {
+    return nullptr;
+  }
+
+  nsGlobalWindowInner* innerWindow = nsGlobalWindowInner::Cast(aWindow);
+  if (!innerWindow->GetPrincipal()) {
+    return nullptr;
+  }
+
+  RefPtr<MediaKeySystemAccessPermissionRequest> request =
+      new MediaKeySystemAccessPermissionRequest(innerWindow);
+  return request.forget();
+}
+
+MediaKeySystemAccessPermissionRequest::MediaKeySystemAccessPermissionRequest(
+    nsGlobalWindowInner* aWindow)
+    : ContentPermissionRequestBase(aWindow->GetPrincipal(), aWindow,
+                                   "media.eme.require-app-approval"_ns,
+                                   "media-key-system-access"_ns) {}
+
+MediaKeySystemAccessPermissionRequest::
+    ~MediaKeySystemAccessPermissionRequest() {
+  AssertIsOnMainThread();
+  // If a request has not been serviced by the time it is destroyed, treat it
+  // as if the request was denied.
+  Cancel();
+}
+
+already_AddRefed<MediaKeySystemAccessPermissionRequest::RequestPromise>
+MediaKeySystemAccessPermissionRequest::GetPromise() {
+  return mPromiseHolder.Ensure(__func__);
+}
+
+nsresult MediaKeySystemAccessPermissionRequest::Start() {
+  // Check test prefs to see if we should short circuit. We want to do this
+  // before checking the cached value so we can have pref changes take effect
+  // without refreshing the page.
+  MediaKeySystemAccessPermissionRequest::PromptResult promptResult =
+      CheckPromptPrefs();
+  if (promptResult ==
+      MediaKeySystemAccessPermissionRequest::PromptResult::Granted) {
+    return Allow(JS::UndefinedHandleValue);
+  }
+  if (promptResult ==
+      MediaKeySystemAccessPermissionRequest::PromptResult::Denied) {
+    return Cancel();
+  }
+
+  return nsContentPermissionUtils::AskPermission(this, mWindow);
+}
+
+NS_IMETHODIMP
+MediaKeySystemAccessPermissionRequest::Allow(JS::Handle<JS::Value> aChoices) {
+  AssertIsOnMainThread();
+  mPromiseHolder.ResolveIfExists(true, __func__);
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+MediaKeySystemAccessPermissionRequest::Cancel() {
+  AssertIsOnMainThread();
+  mPromiseHolder.RejectIfExists(false, __func__);
+  return NS_OK;
+}
+
+}  // namespace mozilla::dom
-- 
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