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Diffstat (limited to '')
-rw-r--r-- | toolkit/actors/AboutHttpsOnlyErrorParent.sys.mjs | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/toolkit/actors/AboutHttpsOnlyErrorParent.sys.mjs b/toolkit/actors/AboutHttpsOnlyErrorParent.sys.mjs new file mode 100644 index 0000000000..a7a4b23cfa --- /dev/null +++ b/toolkit/actors/AboutHttpsOnlyErrorParent.sys.mjs @@ -0,0 +1,48 @@ +/* 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/. */ + +const { HomePage } = ChromeUtils.import("resource:///modules/HomePage.jsm"); +import { PrivateBrowsingUtils } from "resource://gre/modules/PrivateBrowsingUtils.sys.mjs"; + +export class AboutHttpsOnlyErrorParent extends JSWindowActorParent { + get browser() { + return this.browsingContext.top.embedderElement; + } + + receiveMessage(aMessage) { + switch (aMessage.name) { + case "goBack": + this.goBackFromErrorPage(this.browser); + break; + } + } + + goBackFromErrorPage(aBrowser) { + if (!aBrowser.canGoBack) { + // If the unsafe page is the first or the only one in history, go to the + // start page. + aBrowser.fixupAndLoadURIString( + this.getDefaultHomePage(aBrowser.ownerGlobal), + { + triggeringPrincipal: + Services.scriptSecurityManager.getSystemPrincipal(), + } + ); + } else { + aBrowser.goBack(); + } + } + + getDefaultHomePage(win) { + if (PrivateBrowsingUtils.isWindowPrivate(win)) { + return win.BROWSER_NEW_TAB_URL || "about:blank"; + } + let url = HomePage.getDefault(); + // If url is a pipe-delimited set of pages, just take the first one. + if (url.includes("|")) { + url = url.split("|")[0]; + } + return url; + } +} |