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/* 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
"use strict";
/* global ExtensionAPI, ExtensionCommon, Services */
this.aboutConfigPrefs = class extends ExtensionAPI {
getAPI(context) {
const EventManager = ExtensionCommon.EventManager;
const extensionIDBase = context.extension.id.split("@")[0];
const extensionPrefNameBase = `extensions.${extensionIDBase}.`;
return {
aboutConfigPrefs: {
onPrefChange: new EventManager({
context,
name: "aboutConfigPrefs.onUAOverridesPrefChange",
register: (fire, name) => {
const prefName = `${extensionPrefNameBase}${name}`;
const callback = () => {
fire.async(name).catch(() => {}); // ignore Message Manager disconnects
};
Services.prefs.addObserver(prefName, callback);
return () => {
Services.prefs.removeObserver(prefName, callback);
};
},
}).api(),
async getBranch(branchName) {
const branch = `${extensionPrefNameBase}${branchName}.`;
return Services.prefs.getChildList(branch).map(pref => {
const name = pref.replace(branch, "");
return { name, value: Services.prefs.getBoolPref(pref) };
});
},
async getPref(name) {
try {
return Services.prefs.getBoolPref(
`${extensionPrefNameBase}${name}`
);
} catch (_) {
return undefined;
}
},
async setPref(name, value) {
Services.prefs.setBoolPref(`${extensionPrefNameBase}${name}`, value);
},
},
};
}
};