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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/. */
/**
* This frame script only exists to mediate communications between the
* unprivileged frame in a content process and the privileged dialog wrapper
* in the UI process on the main thread.
*
* `paymentChromeToContent` messages from the privileged wrapper are converted
* into DOM events of the same name.
* `paymentContentToChrome` custom DOM events from the unprivileged frame are
* converted into messages of the same name.
*
* Business logic should stay out of this shim.
*/
"use strict";
/* eslint-env mozilla/frame-script */
/* global Services */
const { XPCOMUtils } = ChromeUtils.import(
"resource://gre/modules/XPCOMUtils.jsm"
);
ChromeUtils.defineModuleGetter(
this,
"FormAutofill",
"resource://formautofill/FormAutofill.jsm"
);
ChromeUtils.defineModuleGetter(
this,
"FormAutofillUtils",
"resource://formautofill/FormAutofillUtils.jsm"
);
ChromeUtils.defineModuleGetter(
this,
"AppConstants",
"resource://gre/modules/AppConstants.jsm"
);
const SAVE_CREDITCARD_DEFAULT_PREF = "dom.payments.defaults.saveCreditCard";
const SAVE_ADDRESS_DEFAULT_PREF = "dom.payments.defaults.saveAddress";
let PaymentFrameScript = {
init() {
XPCOMUtils.defineLazyGetter(this, "log", () => {
let { ConsoleAPI } = ChromeUtils.import(
"resource://gre/modules/Console.jsm"
);
return new ConsoleAPI({
maxLogLevelPref: "dom.payments.loglevel",
prefix: "paymentDialogFrameScript",
});
});
addEventListener("paymentContentToChrome", this, false, true);
addMessageListener("paymentChromeToContent", this);
},
handleEvent(event) {
this.sendToChrome(event);
},
receiveMessage({ data: { messageType, data } }) {
this.sendToContent(messageType, data);
},
setupContentConsole() {
let privilegedLogger = content.window.console.createInstance({
maxLogLevelPref: "dom.payments.loglevel",
prefix: "paymentDialogContent",
});
let contentLogObject = Cu.waiveXrays(content).log;
for (let name of ["error", "warn", "info", "debug"]) {
Cu.exportFunction(
privilegedLogger[name].bind(privilegedLogger),
contentLogObject,
{
defineAs: name,
}
);
}
},
/**
* Expose privileged utility functions to the unprivileged page.
*/
exposeUtilityFunctions() {
let waivedContent = Cu.waiveXrays(content);
let PaymentDialogUtils = {
DEFAULT_REGION: FormAutofill.DEFAULT_REGION,
countries: FormAutofill.countries,
getAddressLabel(address, addressFields = null) {
return FormAutofillUtils.getAddressLabel(address, addressFields);
},
getCreditCardNetworks() {
let networks = FormAutofillUtils.getCreditCardNetworks();
return Cu.cloneInto(networks, waivedContent);
},
isCCNumber(value) {
return FormAutofillUtils.isCCNumber(value);
},
getFormFormat(country) {
let format = FormAutofillUtils.getFormFormat(country);
return Cu.cloneInto(format, waivedContent);
},
findAddressSelectOption(selectEl, address, fieldName) {
return FormAutofillUtils.findAddressSelectOption(
selectEl,
address,
fieldName
);
},
getDefaultPreferences() {
let prefValues = Cu.cloneInto(
{
saveCreditCardDefaultChecked: Services.prefs.getBoolPref(
SAVE_CREDITCARD_DEFAULT_PREF,
false
),
saveAddressDefaultChecked: Services.prefs.getBoolPref(
SAVE_ADDRESS_DEFAULT_PREF,
false
),
},
waivedContent
);
return Cu.cloneInto(prefValues, waivedContent);
},
isOfficialBranding() {
return AppConstants.MOZILLA_OFFICIAL;
},
};
waivedContent.PaymentDialogUtils = Cu.cloneInto(
PaymentDialogUtils,
waivedContent,
{
cloneFunctions: true,
}
);
},
sendToChrome({ detail }) {
let { messageType } = detail;
if (messageType == "initializeRequest") {
this.setupContentConsole();
this.exposeUtilityFunctions();
}
this.log.debug("sendToChrome:", messageType, detail);
this.sendMessageToChrome(messageType, detail);
},
sendToContent(messageType, detail = {}) {
this.log.debug("sendToContent", messageType, detail);
let response = Object.assign({ messageType }, detail);
let event = new content.CustomEvent("paymentChromeToContent", {
detail: Cu.cloneInto(response, content),
});
content.dispatchEvent(event);
},
sendMessageToChrome(messageType, data = {}) {
sendAsyncMessage(
"paymentContentToChrome",
Object.assign(data, { messageType })
);
},
};
PaymentFrameScript.init();
|
