Source code
Revision control
Copy as Markdown
Other Tools
/* 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
import { GeckoViewUtils } from "resource://gre/modules/GeckoViewUtils.sys.mjs";
const PERM_CAMERA = "android.permission.CAMERA";
const PERM_RECORD_AUDIO = "android.permission.RECORD_AUDIO";
export class GeckoViewPermissionProcessParent extends JSProcessActorParent {
async askDevicePermission(aType) {
const perms = [];
if (aType === "video" || aType === "all") {
perms.push(PERM_CAMERA);
}
if (aType === "audio" || aType === "all") {
perms.push(PERM_RECORD_AUDIO);
}
try {
// This looks sketchy but it's fine: Android needs the audio/video
// permission to enumerate devices, which Gecko wants to do even before
// we expose the list to web pages.
// So really it doesn't matter what the request source is, because we
// will, separately, issue a windowId-specific request to let the webpage
// actually have access to the list of devices. So even if the source of
// *this* request is incorrect, no actual harm will be done, as the user
// will always receive the request with the right origin after this.
const window = Services.wm.getMostRecentWindow("navigator:geckoview");
const windowActor = window.browsingContext.currentWindowGlobal.getActor(
"GeckoViewPermission"
);
await windowActor.getAppPermissions(perms);
} catch (error) {
// We can't really do anything here so we pretend we got the permission.
warn`Error getting app permission: ${error}`;
}
}
receiveMessage(aMessage) {
debug`receiveMessage ${aMessage.name}`;
switch (aMessage.name) {
case "AskDevicePermission": {
return this.askDevicePermission(aMessage.data);
}
}
return super.receiveMessage(aMessage);
}
}
const { debug, warn } = GeckoViewUtils.initLogging(
"GeckoViewPermissionProcess"
);