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431 lines (360 loc) · 12.8 KB
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"use strict";
/* eslint-disable no-unused-expressions */
() => `jsdom 7.x onward only works on Node.js 4 or newer: https://github.com/tmpvar/jsdom#install`;
/* eslint-enable no-unused-expressions */
const fs = require("fs");
const path = require("path");
const CookieJar = require("tough-cookie").CookieJar;
const toFileUrl = require("./jsdom/utils").toFileUrl;
const defineGetter = require("./jsdom/utils").defineGetter;
const defineSetter = require("./jsdom/utils").defineSetter;
const parseContentType = require("./jsdom/living/helpers/headers").parseContentType;
const documentFeatures = require("./jsdom/browser/documentfeatures");
const domToHtml = require("./jsdom/browser/domtohtml").domToHtml;
const Window = require("./jsdom/browser/Window");
const resourceLoader = require("./jsdom/browser/resource-loader");
const VirtualConsole = require("./jsdom/virtual-console");
const locationInfo = require("./jsdom/living/helpers/internal-constants").locationInfo;
const idlUtils = require("./jsdom/living/generated/utils");
const blobSymbols = require("./jsdom/living/blob-symbols");
require("./jsdom/living"); // Enable living standard features
/* eslint-disable no-restricted-modules */
// TODO: stop using the built-in URL in favor of the spec-compliant whatwg-url package
// This legacy usage is in the process of being purged.
const URL = require("url");
/* eslint-enable no-restricted-modules */
const canReadFilesFromFS = Boolean(fs.readFile); // in a browserify environment, this isn't present
exports.createVirtualConsole = function (options) {
return new VirtualConsole(options);
};
exports.getVirtualConsole = function (window) {
return window._virtualConsole;
};
exports.createCookieJar = function () {
return new CookieJar(null, { looseMode: true });
};
exports.nodeLocation = function (node) {
return idlUtils.implForWrapper(node)[locationInfo];
};
exports.reconfigureWindow = function (window, newProps) {
if ("top" in newProps) {
window._top = newProps.top;
}
};
exports.debugMode = false;
// Proxy feature functions to features module.
for (const propName of ["availableDocumentFeatures", "defaultDocumentFeatures", "applyDocumentFeatures"]) {
defineGetter(exports, propName, () => documentFeatures[propName]);
defineSetter(exports, propName, val => {
documentFeatures[propName] = val;
});
}
exports.jsdom = function (html, options) {
if (options === undefined) {
options = {};
}
if (options.parsingMode === undefined || options.parsingMode === "auto") {
options.parsingMode = "html";
}
if (options.parsingMode !== "html" && options.parsingMode !== "xml") {
throw new RangeError(`Invalid parsingMode option ${JSON.stringify(options.parsingMode)}; must be either "html", ` +
`"xml", "auto", or undefined`);
}
options.encoding = options.encoding || "UTF-8";
setGlobalDefaultConfig(options);
// Back-compat hack: we have previously suggested nesting these under document, for jsdom.env at least.
// So we need to support that.
if (options.document) {
if (options.document.cookie !== undefined) {
options.cookie = options.document.cookie;
}
if (options.document.referrer !== undefined) {
options.referrer = options.document.referrer;
}
}
// List options explicitly to be clear which are passed through
const window = new Window({
parsingMode: options.parsingMode,
contentType: options.contentType,
encoding: options.encoding,
parser: options.parser,
url: options.url,
lastModified: options.lastModified,
referrer: options.referrer,
cookieJar: options.cookieJar,
cookie: options.cookie,
resourceLoader: options.resourceLoader,
deferClose: options.deferClose,
concurrentNodeIterators: options.concurrentNodeIterators,
virtualConsole: options.virtualConsole,
pool: options.pool,
agentOptions: options.agentOptions,
strictSSL: options.strictSSL,
userAgent: options.userAgent
});
documentFeatures.applyDocumentFeatures(window.document, options.features);
if (options.created) {
options.created(null, window.document.defaultView);
}
if (options.parsingMode === "html") {
if (html === undefined || html === "") {
html = "<html><head></head><body></body></html>";
}
window.document.write(html);
} else if (options.parsingMode === "xml") {
if (html !== undefined) {
const documentImpl = idlUtils.implForWrapper(window.document);
documentImpl._htmlToDom.appendHtmlToDocument(html, documentImpl);
}
}
if (window.document.close && !options.deferClose) {
window.document.close();
}
return window.document;
};
exports.jQueryify = exports.jsdom.jQueryify = function (window, jqueryUrl, callback) {
if (!window || !window.document) {
return;
}
const implImpl = idlUtils.implForWrapper(window.document.implementation);
const features = implImpl._features;
implImpl._addFeature("FetchExternalResources", ["script"]);
implImpl._addFeature("ProcessExternalResources", ["script"]);
const scriptEl = window.document.createElement("script");
scriptEl.className = "jsdom";
scriptEl.src = jqueryUrl;
scriptEl. = () => {
implImpl._features = features;
if (callback) {
callback(window, window.jQuery);
}
};
window.document.body.appendChild(scriptEl);
};
exports.env = exports.jsdom.env = function () {
const config = getConfigFromArguments(arguments);
let req = null;
if (config.file && canReadFilesFromFS) {
req = resourceLoader.readFile(config.file,
{ defaultEncoding: config.defaultEncoding, detectMetaCharset: true },
(err, text, res) => {
if (err) {
reportInitError(err, config);
return;
}
const contentType = parseContentType(res.headers["content-type"]);
config.encoding = contentType.get("charset");
setParsingModeFromExtension(config, config.file);
config.html = text;
processHTML(config);
});
} else if (config.html !== undefined) {
processHTML(config);
} else if (config.url) {
req = handleUrl(config);
} else if (config.somethingToAutodetect !== undefined) {
const url = URL.parse(config.somethingToAutodetect);
if (url.protocol && url.hostname) {
config.url = config.somethingToAutodetect;
req = handleUrl(config.somethingToAutodetect);
} else if (canReadFilesFromFS) {
req = resourceLoader.readFile(config.somethingToAutodetect,
{ defaultEncoding: config.defaultEncoding, detectMetaCharset: true },
(err, text, res) => {
if (err) {
if (err.code === "ENOENT" || err.code === "ENAMETOOLONG") {
config.html = config.somethingToAutodetect;
processHTML(config);
} else {
reportInitError(err, config);
}
} else {
const contentType = parseContentType(res.headers["content-type"]);
config.encoding = contentType.get("charset");
setParsingModeFromExtension(config, config.somethingToAutodetect);
config.html = text;
config.url = toFileUrl(config.somethingToAutodetect);
processHTML(config);
}
});
} else {
config.html = config.somethingToAutodetect;
processHTML(config);
}
}
function handleUrl() {
config.cookieJar = config.cookieJar || exports.createCookieJar();
const options = {
defaultEncoding: config.defaultEncoding,
detectMetaCharset: true,
headers: config.headers,
pool: config.pool,
agentOptions: config.agentOptions,
strictSSL: config.strictSSL,
proxy: config.proxy,
cookieJar: config.cookieJar,
userAgent: config.userAgent
};
return resourceLoader.download(config.url, options, (err, responseText, res) => {
if (err) {
reportInitError(err, config);
return;
}
// The use of `res.request.uri.href` ensures that `window.location.href`
// is updated when `request` follows redirects.
config.html = responseText;
config.url = res.request.uri.href;
if (res.headers["last-modified"]) {
config.lastModified = new Date(res.headers["last-modified"]);
}
const contentType = parseContentType(res.headers["content-type"]);
if (config.parsingMode === "auto") {
if (contentType.isXML()) {
config.parsingMode = "xml";
}
}
config.encoding = contentType.get("charset");
processHTML(config);
});
}
return req;
};
exports.serializeDocument = function (doc) {
return domToHtml([doc]);
};
exports.blobToBuffer = function (blob) {
return blob && blob[blobSymbols.buffer];
};
function processHTML(config) {
const window = exports.jsdom(config.html, config).defaultView;
const implImpl = idlUtils.implForWrapper(window.document.implementation);
const features = JSON.parse(JSON.stringify(implImpl._features));
let docsLoaded = 0;
const totalDocs = config.scripts.length + config.src.length;
if (!window || !window.document) {
reportInitError(new Error("JSDOM: a window object could not be created."), config);
return;
}
function scriptComplete() {
docsLoaded++;
if (docsLoaded >= totalDocs) {
implImpl._features = features;
process.nextTick(() => {
if (config.onload) {
config.onload(window);
}
if (config.done) {
config.done(null, window);
}
});
}
}
function handleScriptError() {
// nextTick so that an exception within scriptComplete won't cause
// another script onerror (which would be an infinite loop)
process.nextTick(scriptComplete);
}
if (config.scripts.length > 0 || config.src.length > 0) {
implImpl._addFeature("FetchExternalResources", ["script"]);
implImpl._addFeature("ProcessExternalResources", ["script"]);
for (const scriptSrc of config.scripts) {
const script = window.document.createElement("script");
script.className = "jsdom";
script.>
script.>
script.src = scriptSrc;
window.document.body.appendChild(script);
}
for (const scriptText of config.src) {
const script = window.document.createElement("script");
script.>
script.>
script.text = scriptText;
window.document.documentElement.appendChild(script);
window.document.documentElement.removeChild(script);
}
} else if (window.document.readyState === "complete") {
scriptComplete();
} else {
window.addEventListener("load", scriptComplete);
}
}
function setGlobalDefaultConfig(config) {
config.pool = config.pool !== undefined ? config.pool : {
maxSockets: 6
};
config.agentOptions = config.agentOptions !== undefined ? config.agentOptions : {
keepAlive: true,
keepAliveMsecs: 115 * 1000
};
config.strictSSL = config.strictSSL !== undefined ? config.strictSSL : true;
config.userAgent = config.userAgent || "Node.js (" + process.platform + "; U; rv:" + process.version + ")";
}
function getConfigFromArguments(args) {
const config = {};
if (typeof args[0] === "object") {
Object.assign(config, args[0]);
} else {
for (const arg of args) {
switch (typeof arg) {
case "string":
config.somethingToAutodetect = arg;
break;
case "function":
config.done = arg;
break;
case "object":
if (Array.isArray(arg)) {
config.scripts = arg;
} else {
Object.assign(config, arg);
}
break;
}
}
}
if (!config.done && !config.created && !config.onload) {
throw new Error("Must pass a \"created\", \"onload\", or \"done\" option, or a callback, to jsdom.env");
}
if (config.somethingToAutodetect === undefined &&
config.html === undefined && !config.file && !config.url) {
throw new Error("Must pass a \"html\", \"file\", or \"url\" option, or a string, to jsdom.env");
}
config.scripts = ensureArray(config.scripts);
config.src = ensureArray(config.src);
config.parsingMode = config.parsingMode || "auto";
config.features = config.features || {
FetchExternalResources: false,
ProcessExternalResources: false,
SkipExternalResources: false
};
if (!config.url && config.file) {
config.url = toFileUrl(config.file);
}
config.defaultEncoding = config.defaultEncoding || "windows-1252";
setGlobalDefaultConfig(config);
return config;
}
function reportInitError(err, config) {
if (config.created) {
config.created(err);
}
if (config.done) {
config.done(err);
}
}
function ensureArray(value) {
let array = value || [];
if (typeof array === "string") {
array = [array];
}
return array;
}
function setParsingModeFromExtension(config, filename) {
if (config.parsingMode === "auto") {
const ext = path.extname(filename);
if (ext === ".xhtml" || ext === ".xml") {
config.parsingMode = "xml";
}
}
}
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