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<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/278222">278222</a></dd>
<dt>Author</dt> <dd>jya@apple.com</dd>
<dt>Date</dt> <dd>2021-05-28 13:08:08 -0700 (Fri, 28 May 2021)</dd>
</dl>
<h3>Log Message</h3>
<pre>Add MediaSession.callActionHandler
https://bugs.webkit.org/show_bug.cgi?id=226077
rdar://77463304
Reviewed by Eric Carlson.
Source/WebCore:
Make it possible for JavaScript to be able to trigger a MediaSession action
handler so a MediaSession.coordinator polyfill such as one provided by an
external JS library will work.
Test: media/media-session/callActionHandler.html
* Modules/mediasession/MediaSession.cpp:
(WebCore::MediaSession::callActionHandler):
* Modules/mediasession/MediaSession.h:
* Modules/mediasession/MediaSession.idl: Add method definition.
LayoutTests:
* media/media-session/callActionHandler-expected.txt: Added.
* media/media-session/callActionHandler.html: Added.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkLayoutTestsChangeLog">trunk/LayoutTests/ChangeLog</a></li>
<li><a href="#trunkSourceWebCoreChangeLog">trunk/Source/WebCore/ChangeLog</a></li>
<li><a href="#trunkSourceWebCoreModulesmediasessionMediaSessioncpp">trunk/Source/WebCore/Modules/mediasession/MediaSession.cpp</a></li>
<li><a href="#trunkSourceWebCoreModulesmediasessionMediaSessionh">trunk/Source/WebCore/Modules/mediasession/MediaSession.h</a></li>
<li><a href="#trunkSourceWebCoreModulesmediasessionMediaSessionidl">trunk/Source/WebCore/Modules/mediasession/MediaSession.idl</a></li>
</ul>
<h3>Added Paths</h3>
<ul>
<li><a href="#trunkLayoutTestsmediamediasessioncallActionHandlerexpectedtxt">trunk/LayoutTests/media/media-session/callActionHandler-expected.txt</a></li>
<li><a href="#trunkLayoutTestsmediamediasessioncallActionHandlerhtml">trunk/LayoutTests/media/media-session/callActionHandler.html</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkLayoutTestsChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/LayoutTests/ChangeLog (278221 => 278222)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/ChangeLog 2021-05-28 20:02:28 UTC (rev 278221)
+++ trunk/LayoutTests/ChangeLog 2021-05-28 20:08:08 UTC (rev 278222)
</span><span class="lines">@@ -1,3 +1,14 @@
</span><ins>+2021-05-28 Jean-Yves Avenard <jya@apple.com>
+
+ Add MediaSession.callActionHandler
+ https://bugs.webkit.org/show_bug.cgi?id=226077
+ rdar://77463304
+
+ Reviewed by Eric Carlson.
+
+ * media/media-session/callActionHandler-expected.txt: Added.
+ * media/media-session/callActionHandler.html: Added.
+
</ins><span class="cx"> 2021-05-28 Alan Bujtas <zalan@apple.com>
</span><span class="cx">
</span><span class="cx"> CrashOnOverflow in WebCore::RenderTable::cellBefore(WebCore::RenderTableCell const*)
</span></span></pre></div>
<a id="trunkLayoutTestsmediamediasessioncallActionHandlerexpectedtxt"></a>
<div class="addfile"><h4>Added: trunk/LayoutTests/media/media-session/callActionHandler-expected.txt (0 => 278222)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/media/media-session/callActionHandler-expected.txt (rev 0)
+++ trunk/LayoutTests/media/media-session/callActionHandler-expected.txt 2021-05-28 20:08:08 UTC (rev 278222)
</span><span class="lines">@@ -0,0 +1,24 @@
</span><ins>+
+RUN(video.src = findMediaFile("video", "../content/test"))
+EVENT(loadeddata)
+Test that default media element action will be run when no media session handlers exist for that action.
+EXPECTED (video.paused == 'true') OK
+EXPECTED (video.paused == 'false') OK
+EXPECTED (video.paused == 'true') OK
+RUN(video.currentTime = 0)
+EXPECTED (video.currentTime == '0') OK
+EXPECTED (video.currentTime == '1') OK
+EXPECTED (video.currentTime == '6') OK
+EXPECTED (video.currentTime == '1') OK
+Test that if an action handler is defined, the default action won't be called
+ACTION: play
+EXPECTED (video.paused == 'true') OK
+EXPECTED (video.paused == 'false') OK
+ACTION: pause
+EXPECTED (video.paused == 'false') OK
+EXPECTED (video.paused == 'true') OK
+ACTION: seekto
+EXPECTED (video.currentTime == '1') OK
+EXPECTED (video.currentTime == '5') OK
+END OF TEST
+
</ins></span></pre></div>
<a id="trunkLayoutTestsmediamediasessioncallActionHandlerhtml"></a>
<div class="addfile"><h4>Added: trunk/LayoutTests/media/media-session/callActionHandler.html (0 => 278222)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/media/media-session/callActionHandler.html (rev 0)
+++ trunk/LayoutTests/media/media-session/callActionHandler.html 2021-05-28 20:08:08 UTC (rev 278222)
</span><span class="lines">@@ -0,0 +1,77 @@
</span><ins>+<!DOCTYPE html>
+<html>
+<head>
+ <title>default-actionHandlers</title>
+ <script src="../video-test.js"></script>
+ <script src="../media-file.js"></script>
+ <script>
+
+ async function runTest() {
+ findMediaElement();
+ run('video.src = findMediaFile("video", "../content/test")');
+ await waitFor(video, 'loadeddata');
+
+ consoleWrite('Test that default media element action will be run when no media session handlers exist for that action.');
+
+ testExpected("video.paused", true);
+
+ await navigator.mediaSession.callActionHandler({action: "play"});
+ testExpected("video.paused", false);
+
+ await navigator.mediaSession.callActionHandler({action: "pause"});
+ testExpected("video.paused", true);
+
+ run('video.currentTime = 0');
+ testExpected("video.currentTime", 0);
+
+ await navigator.mediaSession.callActionHandler( {action: "seekto", seekTime: 1});
+ testExpected("video.currentTime", 1);
+
+ await navigator.mediaSession.callActionHandler({action: "seekforward", seekOffset: 5});
+ testExpected("video.currentTime", 6);
+
+ await navigator.mediaSession.callActionHandler({action: "seekbackward", seekOffset: 5});
+ testExpected("video.currentTime", 1);
+
+ consoleWrite('Test that if an action handler is defined, the default action won\'t be called');
+
+ navigator.mediaSession.setActionHandler("play", actionDetails => {
+ consoleWrite(`ACTION: ${actionDetails.action}`);
+ });
+ await navigator.mediaSession.callActionHandler({action: "play"});
+ // Playback shouldn't have started if a handler for the play action was defined and it did nothing.
+ testExpected("video.paused", true);
+
+ navigator.mediaSession.setActionHandler("play", null);
+ await navigator.mediaSession.callActionHandler({action: "play"});
+ testExpected("video.paused", false);
+
+ navigator.mediaSession.setActionHandler("pause", actionDetails => {
+ consoleWrite(`ACTION: ${actionDetails.action}`);
+ });
+ await navigator.mediaSession.callActionHandler({action: "pause"});
+ // Playback shouldn't have been interrupted if a handler for the pause action was defined and it did nothing.
+ testExpected("video.paused", false);
+
+ navigator.mediaSession.setActionHandler("pause", null);
+ await navigator.mediaSession.callActionHandler({action: "pause"});
+ testExpected("video.paused", true);
+
+ navigator.mediaSession.setActionHandler("seekto", actionDetails => {
+ consoleWrite(`ACTION: ${actionDetails.action}`);
+ });
+ await navigator.mediaSession.callActionHandler({action: "seekto", seekTime: 5});
+ testExpected("video.currentTime", 1);
+
+ navigator.mediaSession.setActionHandler("seekto", null);
+ await navigator.mediaSession.callActionHandler({action: "seekto", seekTime: 5});
+ testExpected("video.currentTime", 5);
+
+ endTest();
+ }
+ </script>
+</head>
+<body onload="runTest()">
+ <video controls preload='auto'></video>
+</body>
+</html>
</ins></span></pre></div>
<a id="trunkSourceWebCoreChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/ChangeLog (278221 => 278222)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/ChangeLog 2021-05-28 20:02:28 UTC (rev 278221)
+++ trunk/Source/WebCore/ChangeLog 2021-05-28 20:08:08 UTC (rev 278222)
</span><span class="lines">@@ -1,3 +1,21 @@
</span><ins>+2021-05-28 Jean-Yves Avenard <jya@apple.com>
+
+ Add MediaSession.callActionHandler
+ https://bugs.webkit.org/show_bug.cgi?id=226077
+ rdar://77463304
+
+ Reviewed by Eric Carlson.
+
+ Make it possible for JavaScript to be able to trigger a MediaSession action
+ handler so a MediaSession.coordinator polyfill such as one provided by an
+ external JS library will work.
+ Test: media/media-session/callActionHandler.html
+
+ * Modules/mediasession/MediaSession.cpp:
+ (WebCore::MediaSession::callActionHandler):
+ * Modules/mediasession/MediaSession.h:
+ * Modules/mediasession/MediaSession.idl: Add method definition.
+
</ins><span class="cx"> 2021-05-28 Alan Bujtas <zalan@apple.com>
</span><span class="cx">
</span><span class="cx"> CrashOnOverflow in WebCore::RenderTable::cellBefore(WebCore::RenderTableCell const*)
</span></span></pre></div>
<a id="trunkSourceWebCoreModulesmediasessionMediaSessioncpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/Modules/mediasession/MediaSession.cpp (278221 => 278222)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/Modules/mediasession/MediaSession.cpp 2021-05-28 20:02:28 UTC (rev 278221)
+++ trunk/Source/WebCore/Modules/mediasession/MediaSession.cpp 2021-05-28 20:08:08 UTC (rev 278222)
</span><span class="lines">@@ -31,6 +31,7 @@
</span><span class="cx"> #include "DOMWindow.h"
</span><span class="cx"> #include "EventNames.h"
</span><span class="cx"> #include "HTMLMediaElement.h"
</span><ins>+#include "JSDOMPromiseDeferred.h"
</ins><span class="cx"> #include "JSMediaPositionState.h"
</span><span class="cx"> #include "JSMediaSessionAction.h"
</span><span class="cx"> #include "JSMediaSessionPlaybackState.h"
</span><span class="lines">@@ -272,10 +273,24 @@
</span><span class="cx"> notifyActionHandlerObservers();
</span><span class="cx"> }
</span><span class="cx">
</span><del>-bool MediaSession::callActionHandler(const MediaSessionActionDetails& actionDetails)
</del><ins>+void MediaSession::callActionHandler(const MediaSessionActionDetails& actionDetails, DOMPromiseDeferred<void>&& promise)
</ins><span class="cx"> {
</span><ins>+ ALWAYS_LOG(LOGIDENTIFIER);
+
+ if (!callActionHandler(actionDetails, TriggerGestureIndicator::No)) {
+ promise.reject(InvalidStateError);
+ return;
+ }
+
+ promise.resolve();
+}
+
+bool MediaSession::callActionHandler(const MediaSessionActionDetails& actionDetails, TriggerGestureIndicator triggerGestureIndicator)
+{
</ins><span class="cx"> if (auto handler = m_actionHandlers.get(actionDetails.action)) {
</span><del>- UserGestureIndicator gestureIndicator(ProcessingUserGesture, document());
</del><ins>+ Optional<UserGestureIndicator> maybeGestureIndicator;
+ if (triggerGestureIndicator == TriggerGestureIndicator::Yes)
+ maybeGestureIndicator.emplace(ProcessingUserGesture, document());
</ins><span class="cx"> handler->handleEvent(actionDetails);
</span><span class="cx"> return true;
</span><span class="cx"> }
</span></span></pre></div>
<a id="trunkSourceWebCoreModulesmediasessionMediaSessionh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/Modules/mediasession/MediaSession.h (278221 => 278222)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/Modules/mediasession/MediaSession.h 2021-05-28 20:02:28 UTC (rev 278221)
+++ trunk/Source/WebCore/Modules/mediasession/MediaSession.h 2021-05-28 20:08:08 UTC (rev 278222)
</span><span class="lines">@@ -50,6 +50,7 @@
</span><span class="cx"> class MediaSessionCoordinator;
</span><span class="cx"> class MediaSessionCoordinatorPrivate;
</span><span class="cx"> class Navigator;
</span><ins>+template<typename> class DOMPromiseDeferred;
</ins><span class="cx">
</span><span class="cx"> class MediaSession : public RefCounted<MediaSession>, public ActiveDOMObject, public EventTargetWithInlineData {
</span><span class="cx"> WTF_MAKE_FAST_ALLOCATED;
</span><span class="lines">@@ -66,6 +67,8 @@
</span><span class="cx">
</span><span class="cx"> void setActionHandler(MediaSessionAction, RefPtr<MediaSessionActionHandler>&&);
</span><span class="cx">
</span><ins>+ void callActionHandler(const MediaSessionActionDetails&, DOMPromiseDeferred<void>&&);
+
</ins><span class="cx"> ExceptionOr<void> setPositionState(Optional<MediaPositionState>&&);
</span><span class="cx"> Optional<MediaPositionState> positionState() const { return m_positionState; }
</span><span class="cx">
</span><span class="lines">@@ -87,7 +90,11 @@
</span><span class="cx"> #endif
</span><span class="cx">
</span><span class="cx"> bool hasActiveActionHandlers() const { return !m_actionHandlers.isEmpty(); }
</span><del>- WEBCORE_EXPORT bool callActionHandler(const MediaSessionActionDetails&);
</del><ins>+ enum class TriggerGestureIndicator {
+ No,
+ Yes,
+ };
+ WEBCORE_EXPORT bool callActionHandler(const MediaSessionActionDetails&, TriggerGestureIndicator = TriggerGestureIndicator::Yes);
</ins><span class="cx">
</span><span class="cx"> const Logger& logger() const { return *m_logger.get(); }
</span><span class="cx">
</span></span></pre></div>
<a id="trunkSourceWebCoreModulesmediasessionMediaSessionidl"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/Modules/mediasession/MediaSession.idl (278221 => 278222)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/Modules/mediasession/MediaSession.idl 2021-05-28 20:02:28 UTC (rev 278221)
+++ trunk/Source/WebCore/Modules/mediasession/MediaSession.idl 2021-05-28 20:08:08 UTC (rev 278222)
</span><span class="lines">@@ -37,6 +37,8 @@
</span><span class="cx">
</span><span class="cx"> undefined setActionHandler(MediaSessionAction action, MediaSessionActionHandler? handler);
</span><span class="cx">
</span><ins>+ Promise<undefined> callActionHandler(MediaSessionActionDetails actionDetails);
+
</ins><span class="cx"> undefined setPositionState(optional MediaPositionState? state = null);
</span><span class="cx"> };
</span><span class="cx">
</span></span></pre>
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