forked from mirrors/gecko-dev
123 lines
3.4 KiB
JavaScript
123 lines
3.4 KiB
JavaScript
/* 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/. */
|
|
|
|
"use strict";
|
|
|
|
/* global browser, module, onMessageFromTab */
|
|
|
|
class AboutCompatBroker {
|
|
constructor(bindings) {
|
|
this.portsToAboutCompatTabs = this.buildPorts();
|
|
|
|
this._injections = bindings.injections;
|
|
this._injections.bindAboutCompatBroker(this);
|
|
|
|
this._uaOverrides = bindings.uaOverrides;
|
|
this._uaOverrides.bindAboutCompatBroker(this);
|
|
}
|
|
|
|
buildPorts() {
|
|
const ports = new Set();
|
|
|
|
browser.runtime.onConnect.addListener(port => {
|
|
ports.add(port);
|
|
port.onDisconnect.addListener(function() {
|
|
ports.delete(port);
|
|
});
|
|
});
|
|
|
|
async function broadcast(message) {
|
|
for (const port of ports) {
|
|
port.postMessage(message);
|
|
}
|
|
}
|
|
|
|
return { broadcast };
|
|
}
|
|
|
|
filterOverrides(overrides) {
|
|
return overrides
|
|
.filter(override => override.availableOnPlatform)
|
|
.map(override => {
|
|
const { id, active, bug, domain, hidden } = override;
|
|
return { id, active, bug, domain, hidden };
|
|
});
|
|
}
|
|
|
|
getOverrideOrInterventionById(id) {
|
|
for (const [type, things] of Object.entries({
|
|
overrides: this._uaOverrides.getAvailableOverrides(),
|
|
interventions: this._injections.getAvailableInjections(),
|
|
})) {
|
|
for (const what of things) {
|
|
if (what.id === id) {
|
|
return { type, what };
|
|
}
|
|
}
|
|
}
|
|
return {};
|
|
}
|
|
|
|
bootup() {
|
|
onMessageFromTab(msg => {
|
|
switch (msg.command || msg) {
|
|
case "toggle": {
|
|
const id = msg.id;
|
|
const { type, what } = this.getOverrideOrInterventionById(id);
|
|
if (!what) {
|
|
return Promise.reject(
|
|
`No such override or intervention to toggle: ${id}`
|
|
);
|
|
}
|
|
this.portsToAboutCompatTabs
|
|
.broadcast({ toggling: id, active: what.active })
|
|
.then(async () => {
|
|
switch (type) {
|
|
case "interventions": {
|
|
if (what.active) {
|
|
await this._injections.disableInjection(what);
|
|
} else {
|
|
await this._injections.enableInjection(what);
|
|
}
|
|
break;
|
|
}
|
|
case "overrides": {
|
|
if (what.active) {
|
|
await this._uaOverrides.disableOverride(what);
|
|
} else {
|
|
await this._uaOverrides.enableOverride(what);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
this.portsToAboutCompatTabs.broadcast({
|
|
toggled: id,
|
|
active: what.active,
|
|
});
|
|
});
|
|
break;
|
|
}
|
|
case "getOverridesAndInterventions": {
|
|
return Promise.resolve({
|
|
overrides:
|
|
(this._uaOverrides.isEnabled() &&
|
|
this.filterOverrides(
|
|
this._uaOverrides.getAvailableOverrides()
|
|
)) ||
|
|
false,
|
|
interventions:
|
|
(this._injections.isEnabled() &&
|
|
this.filterOverrides(
|
|
this._injections.getAvailableInjections()
|
|
)) ||
|
|
false,
|
|
});
|
|
}
|
|
}
|
|
return undefined;
|
|
});
|
|
}
|
|
}
|
|
|
|
module.exports = AboutCompatBroker;
|