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Patch Bug 1346515, 1348955 and 1368981

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wuggy 2026-04-18 21:03:06 -07:00
commit c90243e4ee
2 changed files with 220 additions and 73 deletions
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10
toolkit/components/webextensions/ext-downloads.js
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@ -645,6 +645,16 @@ extensions.registerSchemaAPI("downloads", "addon_parent", context => {
},
open(downloadId) {
// Restrict downloads.open() to explicit user-initiated calls.
let browserWindow = Services.wm.getMostRecentWindow("navigator:browser");
if (browserWindow) {
let winUtils = browserWindow.QueryInterface(Ci.nsIInterfaceRequestor)
.getInterface(Ci.nsIDOMWindowUtils);
if (!winUtils.isHandlingUserInput) {
return Promise.reject({message: "downloads.open() may only be called from a user input handler"});
}
}
return DownloadMap.lazyInit().then(() => {
let download = DownloadMap.fromId(downloadId).download;
if (download.succeeded) {