From 8ce9ca1d928bda4b2721dfda03dbf2831b12626c Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <fox@fakecake.org>
Date: Tue, 11 Apr 2023 07:19:49 +0300
Subject: bump epubjs to 0.3.93

---
 lib/epub.js/src/managers/views/iframe.js | 20 ++++++++++++++++++--
 1 file changed, 18 insertions(+), 2 deletions(-)

(limited to 'lib/epub.js/src/managers/views/iframe.js')

diff --git a/lib/epub.js/src/managers/views/iframe.js b/lib/epub.js/src/managers/views/iframe.js
index 76b2c1d..e20e54d 100644
--- a/lib/epub.js/src/managers/views/iframe.js
+++ b/lib/epub.js/src/managers/views/iframe.js
@@ -16,7 +16,9 @@ class IframeView {
 			layout: undefined,
 			globalLayoutProperties: {},
 			method: undefined,
-			forceRight: false
+			forceRight: false,
+			allowScriptedContent: false,
+			allowPopups: false
 		}, options || {});
 
 		this.id = "epubjs-view-" + uuid();
@@ -88,6 +90,15 @@ class IframeView {
 		// Back up if seamless isn't supported
 		this.iframe.style.border = "none";
 
+		// sandbox
+		this.iframe.sandbox = "allow-same-origin";
+		if (this.settings.allowScriptedContent) {
+			this.iframe.sandbox += " allow-scripts";
+		}
+		if (this.settings.allowPopups) {
+			this.iframe.sandbox += " allow-popups";
+		}
+		
 		this.iframe.setAttribute("enable-annotation", "true");
 
 		this.resizing = true;
@@ -221,7 +232,7 @@ class IframeView {
 			this.lock("both", width, height);
 		} else if(this.settings.axis === "horizontal") {
 			this.lock("height", width, height);
-		} else {			
+		} else {
 			this.lock("width", width, height);
 		}
 
@@ -816,6 +827,11 @@ class IframeView {
 			this.stopExpanding = true;
 			this.element.removeChild(this.iframe);
 
+			if (this.pane) {
+				this.pane.element.remove();
+				this.pane = undefined;
+			}
+
 			this.iframe = undefined;
 			this.contents = undefined;
 
-- 
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