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385 lines (330 loc) · 10.6 KB
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"use strict";
var fs = require("fs");
var path = require("path");
var URL = require("url");
var toFileUrl = require("./jsdom/utils").toFileUrl;
var defineGetter = require("./jsdom/utils").defineGetter;
var defineSetter = require("./jsdom/utils").defineSetter;
var features = require("./jsdom/browser/documentfeatures");
var domToHtml = require("./jsdom/browser/domtohtml").domToHtml;
var Window = require("./jsdom/browser/Window");
var canReadFilesFromFS = !!fs.readFile; // in a browserify environment, this isn"t present
/*jshint -W030 */
`jsdom 4.x onward only works on io.js, not Node.js™: https://github.com/tmpvar/jsdom#install`;
/*jshint +W030 */
function request() {
// lazy loading request for performance
var req = require("request");
return req.apply(undefined, arguments);
}
exports.getVirtualConsole = function (window) {
return window._virtualConsole;
};
exports.debugMode = false;
// Proxy feature functions to features module.
["availableDocumentFeatures",
"defaultDocumentFeatures",
"applyDocumentFeatures"].forEach(function (propName) {
defineGetter(exports, propName, function () {
return features[propName];
});
defineSetter(exports, propName, function (val) {
return (features[propName] = val);
});
});
exports.jsdom = function (html, options) {
if (options === undefined) {
options = {};
}
if (options.parsingMode === undefined || options.parsingMode === "auto") {
options.parsingMode = "html";
}
// List options explicitly to be clear which are passed through
var window = new Window({
parsingMode: options.parsingMode,
contentType: options.contentType,
parser: options.parser,
url: options.url,
referrer: options.referrer,
cookie: options.cookie,
cookieDomain: options.cookieDomain,
resourceLoader: options.resourceLoader,
deferClose: options.deferClose
});
if (options.created) {
options.created(null, window);
}
features.applyDocumentFeatures(window.document, options.features);
if (html === undefined) {
html = "";
}
html = String(html);
window.document.write(html);
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;
}
var features = window.document.implementation._features;
window.document.implementation._addFeature("FetchExternalResources", ["script"]);
window.document.implementation._addFeature("ProcessExternalResources", ["script"]);
window.document.implementation._addFeature("MutationEvents", ["2.0"]);
var scriptEl = window.document.createElement("script");
scriptEl.className = "jsdom";
scriptEl.src = jqueryUrl;
scriptEl. = function () {
window.document.implementation._features = features;
if (callback) {
callback(window, window.jQuery);
}
};
window.document.body.appendChild(scriptEl);
};
exports.env = exports.jsdom.env = function () {
var config = getConfigFromArguments(arguments);
if (config.file && canReadFilesFromFS) {
fs.readFile(config.file, "utf-8", function (err, text) {
if (err) {
if (config.created) {
config.created(err);
}
if (config.done) {
config.done([err]);
}
return;
}
setParsingModeFromExtension(config, config.file);
config.html = text;
processHTML(config);
});
} else if (config.html !== undefined) {
processHTML(config);
} else if (config.url) {
handleUrl(config);
} else if (config.somethingToAutodetect !== undefined) {
var url = URL.parse(config.somethingToAutodetect);
if (url.protocol && url.hostname) {
config.url = config.somethingToAutodetect;
handleUrl(config.somethingToAutodetect);
} else if (canReadFilesFromFS) {
fs.readFile(config.somethingToAutodetect, "utf-8", function (err, text) {
if (err) {
if (err.code === "ENOENT" || err.code === "ENAMETOOLONG") {
config.html = config.somethingToAutodetect;
processHTML(config);
} else {
if (config.created) {
config.created(err);
}
if (config.done) {
config.done([err]);
}
}
} else {
setParsingModeFromExtension(config, config.somethingToAutodetect);
config.html = text;
config.url = toFileUrl(config.somethingToAutodetect);
processHTML(config);
}
});
} else {
config.html = config.somethingToAutodetect;
processHTML(config);
}
}
function handleUrl() {
var options = {
uri: config.url,
encoding: config.encoding || "utf8",
headers: config.headers || {},
proxy: config.proxy || null,
jar: config.jar !== undefined ? config.jar : true
};
request(options, function (err, res, responseText) {
if (err) {
if (config.created) {
config.created(err);
}
if (config.done) {
config.done([err]);
}
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 (config.parsingMode === "auto" && (
res.headers["content-type"] === "application/xml" ||
res.headers["content-type"] === "text/xml" ||
res.headers["content-type"] === "application/xhtml+xml")) {
config.parsingMode = "xml";
}
processHTML(config);
});
}
};
exports.serializeDocument = function (doc) {
return domToHtml(doc, true);
};
function processHTML(config) {
var options = {
features: config.features,
url: config.url,
parser: config.parser,
parsingMode: config.parsingMode,
created: config.created,
resourceLoader: config.resourceLoader
};
if (config.document) {
options.referrer = config.document.referrer;
options.cookie = config.document.cookie;
options.cookieDomain = config.document.cookieDomain;
}
var window = exports.jsdom(config.html, options).defaultView;
var features = JSON.parse(JSON.stringify(window.document.implementation._features));
var docsLoaded = 0;
var totalDocs = config.scripts.length + config.src.length;
var errors = [];
if (!window || !window.document) {
if (config.created) {
config.created(new Error("JSDOM: a window object could not be created."));
}
if (config.done) {
config.done([new Error("JSDOM: a window object could not be created.")]);
}
return;
}
function scriptComplete() {
docsLoaded++;
if (docsLoaded >= totalDocs) {
window.document.implementation._features = features;
errors = errors.concat(window.document.errors || []);
if (errors.length === 0) {
errors = null;
}
process.nextTick(function () {
if (config.loaded) {
config.loaded(errors, window);
}
if (config.done) {
config.done(errors, window);
}
});
}
}
function handleScriptError(e) {
if (!errors) {
errors = [];
}
errors.push(e.error || e.message);
// 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) {
window.document.implementation._addFeature("FetchExternalResources", ["script"]);
window.document.implementation._addFeature("ProcessExternalResources", ["script"]);
window.document.implementation._addFeature("MutationEvents", ["2.0"]);
config.scripts.forEach(function (scriptSrc) {
var script = window.document.createElement("script");
script.className = "jsdom";
script.>
script.>
script.src = scriptSrc;
try {
// protect against invalid dom
// ex: http://www.google.com/foo#bar
window.document.documentElement.appendChild(script);
} catch (e) {
handleScriptError(e);
}
});
config.src.forEach(function (scriptText) {
var 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", function () {
scriptComplete();
});
}
}
}
function getConfigFromArguments(args) {
var config = {};
if (typeof args[0] === "object") {
var configToClone = args[0];
Object.keys(configToClone).forEach(function (key) {
config[key] = configToClone[key];
});
} else {
Array.prototype.forEach.call(args, function (arg) {
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 {
extend(config, arg);
}
break;
}
});
}
if (!config.done && !config.created && !config.loaded) {
throw new Error("Must pass a \"created\", \"loaded\", 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 || "
5044
;auto";
config.features = config.features || {
FetchExternalResources: false,
ProcessExternalResources: false,
SkipExternalResources: false
};
if (!config.url && config.file) {
config.url = toFileUrl(config.file);
}
return config;
}
function ensureArray(value) {
var array = value || [];
if (typeof array === "string") {
array = [array];
}
return array;
}
function extend(config, overrides) {
Object.keys(overrides).forEach(function (key) {
config[key] = overrides[key];
});
}
function setParsingModeFromExtension(config, filename) {
if (config.parsingMode === "auto") {
var ext = path.extname(filename);
if (ext === ".xhtml" || ext === ".xml") {
config.parsingMode = "xml";
}
}
}
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