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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 file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
var EXPORTED_SYMBOLS = ["GeckoViewSettings"];
const { GeckoViewModule } = ChromeUtils.import(
"resource://gre/modules/GeckoViewModule.jsm"
);
const { XPCOMUtils } = ChromeUtils.importESModule(
"resource://gre/modules/XPCOMUtils.sys.mjs"
);
const lazy = {};
XPCOMUtils.defineLazyGetter(lazy, "MOBILE_USER_AGENT", function() {
return Cc["@mozilla.org/network/protocol;1?name=http"].getService(
Ci.nsIHttpProtocolHandler
).userAgent;
});
XPCOMUtils.defineLazyGetter(lazy, "DESKTOP_USER_AGENT", function() {
return lazy.MOBILE_USER_AGENT.replace(
/Android \d.+?; [a-zA-Z]+/,
"X11; Linux x86_64"
).replace(/Gecko\/[0-9\.]+/, "Gecko/20100101");
});
XPCOMUtils.defineLazyGetter(lazy, "VR_USER_AGENT", function() {
return lazy.MOBILE_USER_AGENT.replace(/Mobile/, "Mobile VR");
});
// This needs to match GeckoSessionSettings.java
const USER_AGENT_MODE_MOBILE = 0;
const USER_AGENT_MODE_DESKTOP = 1;
const USER_AGENT_MODE_VR = 2;
// This needs to match GeckoSessionSettings.java
const DISPLAY_MODE_BROWSER = 0;
const DISPLAY_MODE_MINIMAL_UI = 1;
const DISPLAY_MODE_STANDALONE = 2;
const DISPLAY_MODE_FULLSCREEN = 3;
// This needs to match GeckoSessionSettings.java
const VIEWPORT_MODE_MOBILE = 0;
const VIEWPORT_MODE_DESKTOP = 1;
// Handles GeckoSession settings.
class GeckoViewSettings extends GeckoViewModule {
onInit() {
debug`onInit`;
this._userAgentMode = USER_AGENT_MODE_MOBILE;
this._userAgentOverride = null;
this._sessionContextId = null;
this.registerListener(["GeckoView:GetUserAgent"]);
}
onEvent(aEvent, aData, aCallback) {
debug`onEvent ${aEvent} ${aData}`;
switch (aEvent) {
case "GeckoView:GetUserAgent": {
aCallback.onSuccess(this.customUserAgent ?? lazy.MOBILE_USER_AGENT);
}
}
}
onSettingsUpdate() {
const { settings } = this;
debug`onSettingsUpdate: ${settings}`;
this.displayMode = settings.displayMode;
this.unsafeSessionContextId = settings.unsafeSessionContextId;
this.userAgentMode = settings.userAgentMode;
this.userAgentOverride = settings.userAgentOverride;
this.sessionContextId = settings.sessionContextId;
this.suspendMediaWhenInactive = settings.suspendMediaWhenInactive;
this.allowJavascript = settings.allowJavascript;
this.viewportMode = settings.viewportMode;
this.useTrackingProtection = !!settings.useTrackingProtection;
// When the page is loading from the main process (e.g. from an extension
// page) we won't be able to query the actor here.
this.getActor("GeckoViewSettings")?.sendAsyncMessage(
"SettingsUpdate",
settings
);
}
get allowJavascript() {
return this.browsingContext.allowJavascript;
}
set allowJavascript(aAllowJavascript) {
this.browsingContext.allowJavascript = aAllowJavascript;
}
get customUserAgent() {
if (this.userAgentOverride !== null) {
return this.userAgentOverride;
}
if (this.userAgentMode === USER_AGENT_MODE_DESKTOP) {
return lazy.DESKTOP_USER_AGENT;
}
if (this.userAgentMode === USER_AGENT_MODE_VR) {
return lazy.VR_USER_AGENT;
}
return null;
}
set useTrackingProtection(aUse) {
this.browsingContext.useTrackingProtection = aUse;
}
set viewportMode(aViewportMode) {
this.browsingContext.forceDesktopViewport =
aViewportMode == VIEWPORT_MODE_DESKTOP;
}
get userAgentMode() {
return this._userAgentMode;
}
set userAgentMode(aMode) {
if (this.userAgentMode === aMode) {
return;
}
this._userAgentMode = aMode;
this.browsingContext.customUserAgent = this.customUserAgent;
}
get browsingContext() {
return this.browser.browsingContext.top;
}
get userAgentOverride() {
return this._userAgentOverride;
}
set userAgentOverride(aUserAgent) {
if (aUserAgent === this.userAgentOverride) {
return;
}
this._userAgentOverride = aUserAgent;
this.browsingContext.customUserAgent = this.customUserAgent;
}
get suspendMediaWhenInactive() {
return this.browser.suspendMediaWhenInactive;
}
set suspendMediaWhenInactive(aSuspendMediaWhenInactive) {
if (aSuspendMediaWhenInactive != this.browser.suspendMediaWhenInactive) {
this.browser.suspendMediaWhenInactive = aSuspendMediaWhenInactive;
}
}
displayModeSettingToValue(aSetting) {
switch (aSetting) {
case DISPLAY_MODE_BROWSER:
return "browser";
case DISPLAY_MODE_MINIMAL_UI:
return "minimal-ui";
case DISPLAY_MODE_STANDALONE:
return "standalone";
case DISPLAY_MODE_FULLSCREEN:
return "fullscreen";
default:
warn`Invalid displayMode value ${aSetting}.`;
return "browser";
}
}
set displayMode(aMode) {
this.browsingContext.displayMode = this.displayModeSettingToValue(aMode);
}
set sessionContextId(aAttribute) {
this._sessionContextId = aAttribute;
}
get sessionContextId() {
return this._sessionContextId;
}
}
const { debug, warn } = GeckoViewSettings.initLogging("GeckoViewSettings");
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