happy-dom
Version:
Happy DOM is a JavaScript implementation of a web browser without its graphical user interface. It includes many web standards from WHATWG DOM and HTML.
313 lines • 10.1 kB
JavaScript
"use strict";
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const HTMLElement_js_1 = __importDefault(require("../html-element/HTMLElement.cjs"));
const PropertySymbol = __importStar(require("../../PropertySymbol.cjs"));
const Event_js_1 = __importDefault(require("../../event/Event.cjs"));
const WindowErrorUtility_js_1 = __importDefault(require("../../window/WindowErrorUtility.cjs"));
const WindowBrowserContext_js_1 = __importDefault(require("../../window/WindowBrowserContext.cjs"));
const BrowserErrorCaptureEnum_js_1 = __importDefault(require("../../browser/enums/BrowserErrorCaptureEnum.cjs"));
const DOMExceptionNameEnum_js_1 = __importDefault(require("../../exception/DOMExceptionNameEnum.cjs"));
const ResourceFetch_js_1 = __importDefault(require("../../fetch/ResourceFetch.cjs"));
/**
* HTML Script Element.
*
* Reference:
* https://developer.mozilla.org/en-US/docs/Web/API/HTMLScriptElement.
*/
class HTMLScriptElement extends HTMLElement_js_1.default {
// Events
onerror = null;
onload = null;
// Internal properties
[PropertySymbol.evaluateScript] = true;
// Private properties
#loadedScriptURL = null;
/**
* Returns type.
*
* @returns Type.
*/
get type() {
return this.getAttribute('type') || '';
}
/**
* Sets type.
*
* @param type Type.
*/
set type(type) {
this.setAttribute('type', type);
}
/**
* Returns source.
*
* @returns Source.
*/
get src() {
if (!this.hasAttribute('src')) {
return '';
}
try {
return new URL(this.getAttribute('src'), this[PropertySymbol.ownerDocument].location.href)
.href;
}
catch (e) {
return this.getAttribute('src');
}
}
/**
* Sets source.
*
* @param src Source.
*/
set src(src) {
this.setAttribute('src', src);
}
/**
* Returns charset.
*
* @returns Charset.
*/
get charset() {
return this.getAttribute('charset') || '';
}
/**
* Sets charset.
*
* @param charset Charset.
*/
set charset(charset) {
this.setAttribute('charset', charset);
}
/**
* Returns lang.
*
* @returns Lang.
*/
get lang() {
return this.getAttribute('lang') || '';
}
/**
* Sets lang.
*
* @param lang Lang.
*/
set lang(lang) {
this.setAttribute('lang', lang);
}
/**
* Returns async.
*
* @returns Async.
*/
get async() {
return this.getAttribute('async') !== null;
}
/**
* Sets async.
*
* @param async Async.
*/
set async(async) {
if (!async) {
this.removeAttribute('async');
}
else {
this.setAttribute('async', '');
}
}
/**
* Returns defer.
*
* @returns Defer.
*/
get defer() {
return this.getAttribute('defer') !== null;
}
/**
* Sets defer.
*
* @param defer Defer.
*/
set defer(defer) {
if (!defer) {
this.removeAttribute('defer');
}
else {
this.setAttribute('defer', '');
}
}
/**
* Returns text.
*
* @returns Text.
*/
get text() {
return this.textContent;
}
/**
* Sets text.
*
* @param text Text.
*/
set text(text) {
this.textContent = text;
}
/**
* @override
*/
[PropertySymbol.cloneNode](deep = false) {
return super[PropertySymbol.cloneNode](deep);
}
/**
* @override
*/
[PropertySymbol.connectedToDocument]() {
const browserSettings = new WindowBrowserContext_js_1.default(this[PropertySymbol.window]).getSettings();
super[PropertySymbol.connectedToDocument]();
if (this[PropertySymbol.evaluateScript]) {
const src = this.getAttribute('src');
if (src !== null) {
this.#loadScript(src);
}
else if (browserSettings && !browserSettings.disableJavaScriptEvaluation) {
const textContent = this.textContent;
const type = this.getAttribute('type');
if (textContent &&
(type === null ||
type === 'application/x-ecmascript' ||
type === 'application/x-javascript' ||
type.startsWith('text/javascript'))) {
this[PropertySymbol.ownerDocument][PropertySymbol.currentScript] = this;
const code = `//# sourceURL=${this[PropertySymbol.window].location.href}\n` + textContent;
if (browserSettings.disableErrorCapturing ||
browserSettings.errorCapture !== BrowserErrorCaptureEnum_js_1.default.tryAndCatch) {
this[PropertySymbol.window].eval(code);
}
else {
WindowErrorUtility_js_1.default.captureError(this[PropertySymbol.window], () => this[PropertySymbol.window].eval(code));
}
this[PropertySymbol.ownerDocument][PropertySymbol.currentScript] = null;
}
}
}
}
/**
* @override
*/
[PropertySymbol.onSetAttribute](attribute, replacedAttribute) {
super[PropertySymbol.onSetAttribute](attribute, replacedAttribute);
if (attribute[PropertySymbol.name] === 'src' &&
attribute[PropertySymbol.value] !== null &&
this[PropertySymbol.isConnected]) {
this.#loadScript(attribute[PropertySymbol.value]);
}
}
/**
* Returns a URL relative to the given Location object.
*
* @param url URL.
*/
async #loadScript(url) {
const window = this[PropertySymbol.window];
const browserFrame = new WindowBrowserContext_js_1.default(window).getBrowserFrame();
const async = this.getAttribute('async') !== null;
if (!browserFrame) {
return;
}
const browserSettings = browserFrame.page?.context?.browser?.settings;
if (!url || !this[PropertySymbol.isConnected]) {
return;
}
let absoluteURL;
try {
absoluteURL = new URL(url, this[PropertySymbol.window].location.href).href;
}
catch (error) {
return;
}
if (this.#loadedScriptURL === absoluteURL) {
return;
}
if (browserSettings &&
(browserSettings.disableJavaScriptFileLoading || browserSettings.disableJavaScriptEvaluation)) {
if (browserSettings.handleDisabledFileLoadingAsSuccess) {
this.dispatchEvent(new Event_js_1.default('load'));
}
else {
WindowErrorUtility_js_1.default.dispatchError(this, new window.DOMException(`Failed to load external script "${absoluteURL}". JavaScript file loading is disabled.`, DOMExceptionNameEnum_js_1.default.notSupportedError));
}
return;
}
const resourceFetch = new ResourceFetch_js_1.default({
browserFrame,
window: this[PropertySymbol.window]
});
let code = null;
let error = null;
this.#loadedScriptURL = absoluteURL;
if (async) {
const readyStateManager = this[PropertySymbol.window][PropertySymbol.readyStateManager];
readyStateManager.startTask();
try {
code = await resourceFetch.fetch(absoluteURL);
}
catch (e) {
error = e;
}
readyStateManager.endTask();
}
else {
try {
code = resourceFetch.fetchSync(absoluteURL);
}
catch (e) {
error = e;
}
}
if (error) {
WindowErrorUtility_js_1.default.dispatchError(this, error);
}
else {
this[PropertySymbol.ownerDocument][PropertySymbol.currentScript] = this;
code = '//# sourceURL=' + absoluteURL + '\n' + code;
if (browserSettings.disableErrorCapturing ||
browserSettings.errorCapture !== BrowserErrorCaptureEnum_js_1.default.tryAndCatch) {
this[PropertySymbol.window].eval(code);
}
else {
WindowErrorUtility_js_1.default.captureError(this[PropertySymbol.window], () => this[PropertySymbol.window].eval(code));
}
this[PropertySymbol.ownerDocument][PropertySymbol.currentScript] = null;
this.dispatchEvent(new Event_js_1.default('load'));
}
}
}
exports.default = HTMLScriptElement;
//# sourceMappingURL=HTMLScriptElement.cjs.map