70 lines
2.0 KiB
JavaScript
70 lines
2.0 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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"use strict";
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/* eslint-env mozilla/frame-script */
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const { classes: Cc, interfaces: Ci, results: Cr, utils: Cu } = Components;
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Cu.import("resource://gre/modules/XPCOMUtils.jsm");
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let PaymentFrameScript = {
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init() {
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this.defineLazyLogGetter(this, "frameScript");
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addEventListener("paymentContentToChrome", this, false, true);
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addMessageListener("paymentChromeToContent", this);
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},
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handleEvent(event) {
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switch (event.type) {
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case "paymentContentToChrome": {
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this.sendToChrome(event);
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break;
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}
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default: {
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throw new Error("Unexpected event type");
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}
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}
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},
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receiveMessage({data: {messageType, data}}) {
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this.sendToContent(messageType, data);
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},
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sendToChrome({detail}) {
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let {messageType, requestId} = detail;
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this.log.debug(`received message from content: ${messageType} ... ${requestId}`);
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this.sendMessageToChrome(messageType, {
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requestId,
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});
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},
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defineLazyLogGetter(scope, logPrefix) {
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XPCOMUtils.defineLazyGetter(scope, "log", () => {
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let {ConsoleAPI} = Cu.import("resource://gre/modules/Console.jsm", {});
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return new ConsoleAPI({
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maxLogLevelPref: "dom.payments.loglevel",
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prefix: logPrefix,
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});
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});
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},
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sendToContent(messageType, detail = {}) {
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this.log.debug(`sendToContent (${messageType})`);
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let response = Object.assign({messageType}, detail);
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let event = new content.document.defaultView.CustomEvent("paymentChromeToContent", {
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bubbles: true,
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detail: Cu.cloneInto(response, content.document.defaultView),
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});
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content.document.dispatchEvent(event);
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},
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sendMessageToChrome(messageType, detail = {}) {
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sendAsyncMessage("paymentContentToChrome", Object.assign(detail, {messageType}));
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},
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};
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PaymentFrameScript.init();
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