Stop media playback when article will disappear

iOS/Article/WebViewController.swift

@@ -124,6 +124,12 @@ class WebViewController: UIViewController {
 		
 	}
 
+	override func viewWillDisappear(_ animated: Bool) {
+		super.viewWillDisappear(animated)
+
+		stopMediaPlayback()
+	}
+	
 	// MARK: Notifications
 	
 	@objc func webFeedIconDidBecomeAvailable(_ note: Notification) {
@@ -527,6 +533,10 @@ private extension WebViewController {
 		}
 	}
 
+	func stopMediaPlayback() {
+		webView?.evaluateJavaScript("stopMediaPlayback();")
+	}
+	
 	func configureTopShowBarsView() {
 		topShowBarsView = UIView()
 		topShowBarsView.backgroundColor = .clear

iOS/Resources/main_ios.js

@@ -145,3 +145,14 @@ function postRenderProcessing() {
 	ImageViewer.init();
 	inlineVideos();
 }
+
+function stopMediaPlayback() {
+	document.querySelectorAll("iframe").forEach(element => {
+		var iframeSrc = element.src;
+		element.src = iframeSrc;
+	});
+
+	document.querySelectorAll("video, audio").forEach(element => {
+		element.pause();
+	});
+}