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<dl class="meta">
<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/212332">212332</a></dd>
<dt>Author</dt> <dd>mrajca@apple.com</dd>
<dt>Date</dt> <dd>2017-02-14 15:37:26 -0800 (Tue, 14 Feb 2017)</dd>
</dl>
<h3>Log Message</h3>
<pre>Website policies: iframes should respect the autoplay policy of the top-level document
https://bugs.webkit.org/show_bug.cgi?id=168333
Reviewed by Alex Christensen.
Source/WebCore:
API tests were added.
* html/HTMLMediaElement.cpp:
(WebCore::HTMLMediaElement::HTMLMediaElement):
Tools:
* TestWebKitAPI/Tests/WebKit2/autoplay-check-frame.html: Added.
* TestWebKitAPI/Tests/WebKit2/autoplay-check-in-iframe.html: Added.
* TestWebKitAPI/Tests/WebKit2Cocoa/WebsitePolicies.mm:
(-[AutoplayPoliciesDelegate _webView:decidePolicyForNavigationAction:decisionHandler:]):
(TEST):</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkSourceWebCoreChangeLog">trunk/Source/WebCore/ChangeLog</a></li>
<li><a href="#trunkSourceWebCorehtmlHTMLMediaElementcpp">trunk/Source/WebCore/html/HTMLMediaElement.cpp</a></li>
<li><a href="#trunkToolsChangeLog">trunk/Tools/ChangeLog</a></li>
<li><a href="#trunkToolsTestWebKitAPITestWebKitAPIxcodeprojprojectpbxproj">trunk/Tools/TestWebKitAPI/TestWebKitAPI.xcodeproj/project.pbxproj</a></li>
<li><a href="#trunkToolsTestWebKitAPITestsWebKit2CocoaWebsitePoliciesmm">trunk/Tools/TestWebKitAPI/Tests/WebKit2Cocoa/WebsitePolicies.mm</a></li>
</ul>
<h3>Added Paths</h3>
<ul>
<li><a href="#trunkToolsTestWebKitAPITestsWebKit2autoplaycheckframehtml">trunk/Tools/TestWebKitAPI/Tests/WebKit2/autoplay-check-frame.html</a></li>
<li><a href="#trunkToolsTestWebKitAPITestsWebKit2autoplaycheckiniframehtml">trunk/Tools/TestWebKitAPI/Tests/WebKit2/autoplay-check-in-iframe.html</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkSourceWebCoreChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/ChangeLog (212331 => 212332)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/ChangeLog 2017-02-14 23:31:12 UTC (rev 212331)
+++ trunk/Source/WebCore/ChangeLog 2017-02-14 23:37:26 UTC (rev 212332)
</span><span class="lines">@@ -1,3 +1,15 @@
</span><ins>+2017-02-14 Matt Rajca <mrajca@apple.com>
+
+ Website policies: iframes should respect the autoplay policy of the top-level document
+ https://bugs.webkit.org/show_bug.cgi?id=168333
+
+ Reviewed by Alex Christensen.
+
+ API tests were added.
+
+ * html/HTMLMediaElement.cpp:
+ (WebCore::HTMLMediaElement::HTMLMediaElement):
+
</ins><span class="cx"> 2017-02-14 Dean Jackson <dino@apple.com>
</span><span class="cx">
</span><span class="cx"> Rename preferLowPowerWebGLRendering setting to forceWebGLUsesLowPower
</span></span></pre></div>
<a id="trunkSourceWebCorehtmlHTMLMediaElementcpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/html/HTMLMediaElement.cpp (212331 => 212332)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/html/HTMLMediaElement.cpp 2017-02-14 23:31:12 UTC (rev 212331)
+++ trunk/Source/WebCore/html/HTMLMediaElement.cpp 2017-02-14 23:37:26 UTC (rev 212332)
</span><span class="lines">@@ -460,8 +460,9 @@
</span><span class="cx"> m_mediaSession->addBehaviorRestriction(MediaElementSession::InvisibleAutoplayNotPermitted);
</span><span class="cx">
</span><span class="cx"> if (document.ownerElement() || !document.isMediaDocument()) {
</span><del>- bool shouldAudioPlaybackRequireUserGesture = document.audioPlaybackRequiresUserGesture();
- bool shouldVideoPlaybackRequireUserGesture = document.videoPlaybackRequiresUserGesture();
</del><ins>+ const auto& topDocument = document.topDocument();
+ bool shouldAudioPlaybackRequireUserGesture = topDocument.audioPlaybackRequiresUserGesture();
+ bool shouldVideoPlaybackRequireUserGesture = topDocument.videoPlaybackRequiresUserGesture();
</ins><span class="cx">
</span><span class="cx"> if (shouldVideoPlaybackRequireUserGesture) {
</span><span class="cx"> m_mediaSession->addBehaviorRestriction(MediaElementSession::RequireUserGestureForVideoRateChange);
</span></span></pre></div>
<a id="trunkToolsChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Tools/ChangeLog (212331 => 212332)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Tools/ChangeLog 2017-02-14 23:31:12 UTC (rev 212331)
+++ trunk/Tools/ChangeLog 2017-02-14 23:37:26 UTC (rev 212332)
</span><span class="lines">@@ -1,3 +1,16 @@
</span><ins>+2017-02-14 Matt Rajca <mrajca@apple.com>
+
+ Website policies: iframes should respect the autoplay policy of the top-level document
+ https://bugs.webkit.org/show_bug.cgi?id=168333
+
+ Reviewed by Alex Christensen.
+
+ * TestWebKitAPI/Tests/WebKit2/autoplay-check-frame.html: Added.
+ * TestWebKitAPI/Tests/WebKit2/autoplay-check-in-iframe.html: Added.
+ * TestWebKitAPI/Tests/WebKit2Cocoa/WebsitePolicies.mm:
+ (-[AutoplayPoliciesDelegate _webView:decidePolicyForNavigationAction:decisionHandler:]):
+ (TEST):
+
</ins><span class="cx"> 2017-02-14 Chris Dumez <cdumez@apple.com>
</span><span class="cx">
</span><span class="cx"> HTML Form Validation bubble should take minimum font size setting into consideration
</span></span></pre></div>
<a id="trunkToolsTestWebKitAPITestWebKitAPIxcodeprojprojectpbxproj"></a>
<div class="modfile"><h4>Modified: trunk/Tools/TestWebKitAPI/TestWebKitAPI.xcodeproj/project.pbxproj (212331 => 212332)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Tools/TestWebKitAPI/TestWebKitAPI.xcodeproj/project.pbxproj 2017-02-14 23:31:12 UTC (rev 212331)
+++ trunk/Tools/TestWebKitAPI/TestWebKitAPI.xcodeproj/project.pbxproj 2017-02-14 23:37:26 UTC (rev 212332)
</span><span class="lines">@@ -521,6 +521,8 @@
</span><span class="cx"> C99B675C1E39721A00FC6C80 /* autoplay-with-controls.html in Copy Resources */ = {isa = PBXBuildFile; fileRef = C99B675A1E3971FC00FC6C80 /* autoplay-with-controls.html */; };
</span><span class="cx"> C99B675D1E39722000FC6C80 /* js-play-with-controls.html in Copy Resources */ = {isa = PBXBuildFile; fileRef = C99B675B1E3971FC00FC6C80 /* js-play-with-controls.html */; };
</span><span class="cx"> C99B675F1E39736F00FC6C80 /* no-autoplay-with-controls.html in Copy Resources */ = {isa = PBXBuildFile; fileRef = C99B675E1E39735C00FC6C80 /* no-autoplay-with-controls.html */; };
</span><ins>+ C9C60E651E53A9DC006DA181 /* autoplay-check-frame.html in Copy Resources */ = {isa = PBXBuildFile; fileRef = C9C60E631E53A9BA006DA181 /* autoplay-check-frame.html */; };
+ C9C60E661E53A9DC006DA181 /* autoplay-check-in-iframe.html in Copy Resources */ = {isa = PBXBuildFile; fileRef = C9C60E641E53A9BA006DA181 /* autoplay-check-in-iframe.html */; };
</ins><span class="cx"> CD321B041E3A85FA00EB21C8 /* video-with-muted-audio-and-webaudio.html in Copy Resources */ = {isa = PBXBuildFile; fileRef = CD321B031E3A84B700EB21C8 /* video-with-muted-audio-and-webaudio.html */; };
</span><span class="cx"> CD59F53419E9110D00CF1835 /* file-with-mse.html in Copy Resources */ = {isa = PBXBuildFile; fileRef = CD59F53219E910AA00CF1835 /* file-with-mse.html */; };
</span><span class="cx"> CD59F53519E9110D00CF1835 /* test-mse.mp4 in Copy Resources */ = {isa = PBXBuildFile; fileRef = CD59F53319E910BC00CF1835 /* test-mse.mp4 */; };
</span><span class="lines">@@ -638,6 +640,8 @@
</span><span class="cx"> F45B960C1E50708800CFAC5D /* autofocus-contenteditable.html in Copy Resources */,
</span><span class="cx"> F4F93F341E4E918D00E33E2E /* image-and-textarea.html in Copy Resources */,
</span><span class="cx"> F4D4F3BC1E4E511F00BB2767 /* image-and-contenteditable.html in Copy Resources */,
</span><ins>+ C9C60E651E53A9DC006DA181 /* autoplay-check-frame.html in Copy Resources */,
+ C9C60E661E53A9DC006DA181 /* autoplay-check-in-iframe.html in Copy Resources */,
</ins><span class="cx"> F47728991E4AE3C1007ABF6A /* full-page-contenteditable.html in Copy Resources */,
</span><span class="cx"> C99B675F1E39736F00FC6C80 /* no-autoplay-with-controls.html in Copy Resources */,
</span><span class="cx"> C99B675D1E39722000FC6C80 /* js-play-with-controls.html in Copy Resources */,
</span><span class="lines">@@ -1327,6 +1331,8 @@
</span><span class="cx"> C99B675A1E3971FC00FC6C80 /* autoplay-with-controls.html */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.html; path = "autoplay-with-controls.html"; sourceTree = "<group>"; };
</span><span class="cx"> C99B675B1E3971FC00FC6C80 /* js-play-with-controls.html */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.html; path = "js-play-with-controls.html"; sourceTree = "<group>"; };
</span><span class="cx"> C99B675E1E39735C00FC6C80 /* no-autoplay-with-controls.html */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.html; path = "no-autoplay-with-controls.html"; sourceTree = "<group>"; };
</span><ins>+ C9C60E631E53A9BA006DA181 /* autoplay-check-frame.html */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.html; path = "autoplay-check-frame.html"; sourceTree = "<group>"; };
+ C9C60E641E53A9BA006DA181 /* autoplay-check-in-iframe.html */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.html; path = "autoplay-check-in-iframe.html"; sourceTree = "<group>"; };
</ins><span class="cx"> CD225C071C45A69200140761 /* ParsedContentRange.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = ParsedContentRange.cpp; sourceTree = "<group>"; };
</span><span class="cx"> CD321B031E3A84B700EB21C8 /* video-with-muted-audio-and-webaudio.html */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.html; path = "video-with-muted-audio-and-webaudio.html"; sourceTree = "<group>"; };
</span><span class="cx"> CD5393C71757BA9700C07123 /* MD5.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = MD5.cpp; sourceTree = "<group>"; };
</span><span class="lines">@@ -2050,6 +2056,8 @@
</span><span class="cx"> 93D3D19B17B1A7B000C7C415 /* all-content-in-one-iframe.html */,
</span><span class="cx"> F6B7BE9617469B7E008A3445 /* associate-form-controls.html */,
</span><span class="cx"> 76E182DE15475A8300F1FADD /* auto-submitting-form.html */,
</span><ins>+ C9C60E631E53A9BA006DA181 /* autoplay-check-frame.html */,
+ C9C60E641E53A9BA006DA181 /* autoplay-check-in-iframe.html */,
</ins><span class="cx"> C95984F21E36BC55002C0D45 /* autoplay-check.html */,
</span><span class="cx"> C95984F31E36BC55002C0D45 /* autoplay-no-audio-check.html */,
</span><span class="cx"> C99B675A1E3971FC00FC6C80 /* autoplay-with-controls.html */,
</span></span></pre></div>
<a id="trunkToolsTestWebKitAPITestsWebKit2autoplaycheckframehtml"></a>
<div class="addfile"><h4>Added: trunk/Tools/TestWebKitAPI/Tests/WebKit2/autoplay-check-frame.html (0 => 212332)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Tools/TestWebKitAPI/Tests/WebKit2/autoplay-check-frame.html (rev 0)
+++ trunk/Tools/TestWebKitAPI/Tests/WebKit2/autoplay-check-frame.html 2017-02-14 23:37:26 UTC (rev 212332)
</span><span class="lines">@@ -0,0 +1,16 @@
</span><ins>+<html>
+ <head>
+ <script>
+ function pageLoaded() {
+ document.getElementById("video").play().then(function() {
+ window.parent.postMessage('autoplayed', '*');
+ }).catch(function() {
+ window.parent.postMessage('did-not-play', '*');
+ });
+ }
+ </script>
+ </head>
+ <body onload="pageLoaded()">
+ <video id="video" playsinline src="test.mp4" />
+ </body>
+</html>
</ins></span></pre></div>
<a id="trunkToolsTestWebKitAPITestsWebKit2autoplaycheckiniframehtml"></a>
<div class="addfile"><h4>Added: trunk/Tools/TestWebKitAPI/Tests/WebKit2/autoplay-check-in-iframe.html (0 => 212332)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Tools/TestWebKitAPI/Tests/WebKit2/autoplay-check-in-iframe.html (rev 0)
+++ trunk/Tools/TestWebKitAPI/Tests/WebKit2/autoplay-check-in-iframe.html 2017-02-14 23:37:26 UTC (rev 212332)
</span><span class="lines">@@ -0,0 +1,16 @@
</span><ins>+<html>
+ <head>
+ <script>
+ function pageLoaded() {
+ window.onmessage = function(event) {
+ try {
+ window.webkit.messageHandlers.testHandler.postMessage(event.data);
+ } catch(e) { }
+ };
+ }
+ </script>
+ </head>
+ <body onload="pageLoaded()">
+ <iframe src="autoplay-check-frame.html"></iframe>
+ </body>
+</html>
</ins></span></pre></div>
<a id="trunkToolsTestWebKitAPITestsWebKit2CocoaWebsitePoliciesmm"></a>
<div class="modfile"><h4>Modified: trunk/Tools/TestWebKitAPI/Tests/WebKit2Cocoa/WebsitePolicies.mm (212331 => 212332)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Tools/TestWebKitAPI/Tests/WebKit2Cocoa/WebsitePolicies.mm 2017-02-14 23:31:12 UTC (rev 212331)
+++ trunk/Tools/TestWebKitAPI/Tests/WebKit2Cocoa/WebsitePolicies.mm 2017-02-14 23:37:26 UTC (rev 212332)
</span><span class="lines">@@ -158,7 +158,7 @@
</span><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> @interface AutoplayPoliciesDelegate : NSObject <WKNavigationDelegate, WKUIDelegate>
</span><del>-@property (nonatomic) _WKWebsiteAutoplayPolicy autoplayPolicy;
</del><ins>+@property (nonatomic, copy) _WKWebsiteAutoplayPolicy(^autoplayPolicyForURL)(NSURL *);
</ins><span class="cx"> @end
</span><span class="cx">
</span><span class="cx"> @implementation AutoplayPoliciesDelegate
</span><span class="lines">@@ -173,7 +173,8 @@
</span><span class="cx"> - (void)_webView:(WKWebView *)webView decidePolicyForNavigationAction:(WKNavigationAction *)navigationAction decisionHandler:(void (^)(WKNavigationActionPolicy, _WKWebsitePolicies *))decisionHandler
</span><span class="cx"> {
</span><span class="cx"> _WKWebsitePolicies *websitePolicies = [[[_WKWebsitePolicies alloc] init] autorelease];
</span><del>- websitePolicies.autoplayPolicy = _autoplayPolicy;
</del><ins>+ if (_autoplayPolicyForURL)
+ websitePolicies.autoplayPolicy = _autoplayPolicyForURL(navigationAction.request.URL);
</ins><span class="cx"> decisionHandler(WKNavigationActionPolicyAllow, websitePolicies);
</span><span class="cx"> }
</span><span class="cx">
</span><span class="lines">@@ -195,7 +196,9 @@
</span><span class="cx"> NSURLRequest *requestWithAudio = [NSURLRequest requestWithURL:[[NSBundle mainBundle] URLForResource:@"autoplay-check" withExtension:@"html" subdirectory:@"TestWebKitAPI.resources"]];
</span><span class="cx"> NSURLRequest *requestWithoutAudio = [NSURLRequest requestWithURL:[[NSBundle mainBundle] URLForResource:@"autoplay-no-audio-check" withExtension:@"html" subdirectory:@"TestWebKitAPI.resources"]];
</span><span class="cx">
</span><del>- [delegate setAutoplayPolicy:_WKWebsiteAutoplayPolicyAllowWithoutSound];
</del><ins>+ [delegate setAutoplayPolicyForURL:^(NSURL *) {
+ return _WKWebsiteAutoplayPolicyAllowWithoutSound;
+ }];
</ins><span class="cx"> [webView loadRequest:requestWithAudio];
</span><span class="cx"> [webView waitForMessage:@"did-not-play"];
</span><span class="cx">
</span><span class="lines">@@ -202,7 +205,9 @@
</span><span class="cx"> [webView loadRequest:requestWithoutAudio];
</span><span class="cx"> [webView waitForMessage:@"autoplayed"];
</span><span class="cx">
</span><del>- [delegate setAutoplayPolicy:_WKWebsiteAutoplayPolicyDeny];
</del><ins>+ [delegate setAutoplayPolicyForURL:^(NSURL *) {
+ return _WKWebsiteAutoplayPolicyDeny;
+ }];
</ins><span class="cx"> [webView loadRequest:requestWithAudio];
</span><span class="cx"> [webView waitForMessage:@"did-not-play"];
</span><span class="cx">
</span><span class="lines">@@ -209,12 +214,36 @@
</span><span class="cx"> [webView loadRequest:requestWithoutAudio];
</span><span class="cx"> [webView waitForMessage:@"did-not-play"];
</span><span class="cx">
</span><del>- [delegate setAutoplayPolicy:_WKWebsiteAutoplayPolicyAllow];
</del><ins>+ [delegate setAutoplayPolicyForURL:^(NSURL *) {
+ return _WKWebsiteAutoplayPolicyAllow;
+ }];
</ins><span class="cx"> [webView loadRequest:requestWithAudio];
</span><span class="cx"> [webView waitForMessage:@"autoplayed"];
</span><span class="cx">
</span><span class="cx"> [webView loadRequest:requestWithoutAudio];
</span><span class="cx"> [webView waitForMessage:@"autoplayed"];
</span><ins>+
+ NSURLRequest *requestWithAudioInIFrame = [NSURLRequest requestWithURL:[[NSBundle mainBundle] URLForResource:@"autoplay-check-in-iframe" withExtension:@"html" subdirectory:@"TestWebKitAPI.resources"]];
+
+ // If the top-level document allows autoplay, any iframes should also autoplay.
+ [delegate setAutoplayPolicyForURL:^(NSURL *url) {
+ if ([url.lastPathComponent isEqualToString:@"autoplay-check-in-iframe.html"])
+ return _WKWebsiteAutoplayPolicyAllow;
+ return _WKWebsiteAutoplayPolicyDeny;
+ }];
+
+ [webView loadRequest:requestWithAudioInIFrame];
+ [webView waitForMessage:@"autoplayed"];
+
+ // If the top-level document disallows autoplay, any iframes should also not autoplay.
+ [delegate setAutoplayPolicyForURL:^(NSURL *url) {
+ if ([url.lastPathComponent isEqualToString:@"autoplay-check-in-iframe.html"])
+ return _WKWebsiteAutoplayPolicyDeny;
+ return _WKWebsiteAutoplayPolicyAllow;
+ }];
+
+ [webView loadRequest:requestWithAudioInIFrame];
+ [webView waitForMessage:@"did-not-play"];
</ins><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> #if PLATFORM(MAC)
</span><span class="lines">@@ -230,7 +259,9 @@
</span><span class="cx"> auto webView = adoptNS([[TestWKWebView alloc] initWithFrame:NSMakeRect(0, 0, 336, 276) configuration:configuration.get()]);
</span><span class="cx">
</span><span class="cx"> auto delegate = adoptNS([[AutoplayPoliciesDelegate alloc] init]);
</span><del>- [delegate setAutoplayPolicy:_WKWebsiteAutoplayPolicyDeny];
</del><ins>+ [delegate setAutoplayPolicyForURL:^(NSURL *) {
+ return _WKWebsiteAutoplayPolicyDeny;
+ }];
</ins><span class="cx"> [webView setNavigationDelegate:delegate.get()];
</span><span class="cx">
</span><span class="cx"> WKPageUIClientV9 uiClient;
</span></span></pre>
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