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'use strict';
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import utils from '../utils.js';
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import AxiosError from '../core/AxiosError.js';
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// temporary hotfix to avoid circular references until AxiosURLSearchParams is refactored
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import PlatformFormData from '../platform/node/classes/FormData.js';
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/**
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* Determines if the given thing is a array or js object.
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*
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* @param {string} thing - The object or array to be visited.
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*
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* @returns {boolean}
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*/
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function isVisitable(thing) {
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return utils.isPlainObject(thing) || utils.isArray(thing);
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}
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/**
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* It removes the brackets from the end of a string
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*
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* @param {string} key - The key of the parameter.
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*
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* @returns {string} the key without the brackets.
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*/
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function removeBrackets(key) {
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return utils.endsWith(key, '[]') ? key.slice(0, -2) : key;
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}
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/**
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* It takes a path, a key, and a boolean, and returns a string
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*
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* @param {string} path - The path to the current key.
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* @param {string} key - The key of the current object being iterated over.
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* @param {string} dots - If true, the key will be rendered with dots instead of brackets.
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*
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* @returns {string} The path to the current key.
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*/
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function renderKey(path, key, dots) {
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if (!path) return key;
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return path.concat(key).map(function each(token, i) {
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// eslint-disable-next-line no-param-reassign
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token = removeBrackets(token);
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return !dots && i ? '[' + token + ']' : token;
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}).join(dots ? '.' : '');
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}
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/**
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* If the array is an array and none of its elements are visitable, then it's a flat array.
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*
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* @param {Array<any>} arr - The array to check
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*
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* @returns {boolean}
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*/
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function isFlatArray(arr) {
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return utils.isArray(arr) && !arr.some(isVisitable);
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}
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const predicates = utils.toFlatObject(utils, {}, null, function filter(prop) {
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return /^is[A-Z]/.test(prop);
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});
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/**
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* Convert a data object to FormData
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*
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* @param {Object} obj
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* @param {?Object} [formData]
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* @param {?Object} [options]
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* @param {Function} [options.visitor]
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* @param {Boolean} [options.metaTokens = true]
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* @param {Boolean} [options.dots = false]
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* @param {?Boolean} [options.indexes = false]
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*
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* @returns {Object}
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**/
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/**
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* It converts an object into a FormData object
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*
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* @param {Object<any, any>} obj - The object to convert to form data.
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* @param {string} formData - The FormData object to append to.
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* @param {Object<string, any>} options
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*
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* @returns
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*/
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function toFormData(obj, formData, options) {
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if (!utils.isObject(obj)) {
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throw new TypeError('target must be an object');
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}
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// eslint-disable-next-line no-param-reassign
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formData = formData || new (PlatformFormData || FormData)();
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// eslint-disable-next-line no-param-reassign
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options = utils.toFlatObject(options, {
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metaTokens: true,
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dots: false,
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indexes: false
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}, false, function defined(option, source) {
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// eslint-disable-next-line no-eq-null,eqeqeq
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return !utils.isUndefined(source[option]);
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});
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const metaTokens = options.metaTokens;
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// eslint-disable-next-line no-use-before-define
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const visitor = options.visitor || defaultVisitor;
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const dots = options.dots;
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const indexes = options.indexes;
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const _Blob = options.Blob || typeof Blob !== 'undefined' && Blob;
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const useBlob = _Blob && utils.isSpecCompliantForm(formData);
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if (!utils.isFunction(visitor)) {
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throw new TypeError('visitor must be a function');
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}
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function convertValue(value) {
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if (value === null) return '';
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if (utils.isDate(value)) {
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return value.toISOString();
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}
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if (utils.isBoolean(value)) {
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return value.toString();
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}
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if (!useBlob && utils.isBlob(value)) {
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throw new AxiosError('Blob is not supported. Use a Buffer instead.');
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}
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if (utils.isArrayBuffer(value) || utils.isTypedArray(value)) {
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return useBlob && typeof Blob === 'function' ? new Blob([value]) : Buffer.from(value);
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}
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return value;
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}
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/**
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* Default visitor.
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*
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* @param {*} value
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* @param {String|Number} key
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* @param {Array<String|Number>} path
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* @this {FormData}
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*
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* @returns {boolean} return true to visit the each prop of the value recursively
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*/
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function defaultVisitor(value, key, path) {
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let arr = value;
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if (value && !path && typeof value === 'object') {
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if (utils.endsWith(key, '{}')) {
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// eslint-disable-next-line no-param-reassign
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key = metaTokens ? key : key.slice(0, -2);
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// eslint-disable-next-line no-param-reassign
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value = JSON.stringify(value);
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} else if (
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(utils.isArray(value) && isFlatArray(value)) ||
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((utils.isFileList(value) || utils.endsWith(key, '[]')) && (arr = utils.toArray(value))
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)) {
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// eslint-disable-next-line no-param-reassign
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key = removeBrackets(key);
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arr.forEach(function each(el, index) {
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!(utils.isUndefined(el) || el === null) && formData.append(
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// eslint-disable-next-line no-nested-ternary
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indexes === true ? renderKey([key], index, dots) : (indexes === null ? key : key + '[]'),
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convertValue(el)
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);
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});
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return false;
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}
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}
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if (isVisitable(value)) {
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return true;
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}
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formData.append(renderKey(path, key, dots), convertValue(value));
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return false;
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}
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const stack = [];
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const exposedHelpers = Object.assign(predicates, {
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defaultVisitor,
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convertValue,
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isVisitable
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});
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function build(value, path) {
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if (utils.isUndefined(value)) return;
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if (stack.indexOf(value) !== -1) {
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throw Error('Circular reference detected in ' + path.join('.'));
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}
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stack.push(value);
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utils.forEach(value, function each(el, key) {
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const result = !(utils.isUndefined(el) || el === null) && visitor.call(
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formData, el, utils.isString(key) ? key.trim() : key, path, exposedHelpers
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);
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if (result === true) {
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build(el, path ? path.concat(key) : [key]);
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}
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});
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stack.pop();
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}
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if (!utils.isObject(obj)) {
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throw new TypeError('data must be an object');
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}
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build(obj);
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return formData;
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}
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export default toFormData;
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@@ -0,0 +1,108 @@
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'use strict';
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var parseUrl = require('url').parse;
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var DEFAULT_PORTS = {
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ftp: 21,
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gopher: 70,
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http: 80,
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https: 443,
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ws: 80,
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wss: 443,
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};
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var stringEndsWith = String.prototype.endsWith || function(s) {
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return s.length <= this.length &&
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this.indexOf(s, this.length - s.length) !== -1;
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};
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/**
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* @param {string|object} url - The URL, or the result from url.parse.
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* @return {string} The URL of the proxy that should handle the request to the
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* given URL. If no proxy is set, this will be an empty string.
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*/
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function getProxyForUrl(url) {
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var parsedUrl = typeof url === 'string' ? parseUrl(url) : url || {};
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var proto = parsedUrl.protocol;
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var hostname = parsedUrl.host;
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var port = parsedUrl.port;
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if (typeof hostname !== 'string' || !hostname || typeof proto !== 'string') {
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return ''; // Don't proxy URLs without a valid scheme or host.
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}
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proto = proto.split(':', 1)[0];
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// Stripping ports in this way instead of using parsedUrl.hostname to make
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// sure that the brackets around IPv6 addresses are kept.
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hostname = hostname.replace(/:\d*$/, '');
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port = parseInt(port) || DEFAULT_PORTS[proto] || 0;
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if (!shouldProxy(hostname, port)) {
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return ''; // Don't proxy URLs that match NO_PROXY.
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}
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var proxy =
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getEnv('npm_config_' + proto + '_proxy') ||
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getEnv(proto + '_proxy') ||
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getEnv('npm_config_proxy') ||
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getEnv('all_proxy');
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if (proxy && proxy.indexOf('://') === -1) {
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// Missing scheme in proxy, default to the requested URL's scheme.
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proxy = proto + '://' + proxy;
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}
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return proxy;
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}
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/**
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* Determines whether a given URL should be proxied.
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*
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* @param {string} hostname - The host name of the URL.
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* @param {number} port - The effective port of the URL.
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* @returns {boolean} Whether the given URL should be proxied.
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* @private
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*/
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function shouldProxy(hostname, port) {
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var NO_PROXY =
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(getEnv('npm_config_no_proxy') || getEnv('no_proxy')).toLowerCase();
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if (!NO_PROXY) {
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return true; // Always proxy if NO_PROXY is not set.
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}
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if (NO_PROXY === '*') {
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return false; // Never proxy if wildcard is set.
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}
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return NO_PROXY.split(/[,\s]/).every(function(proxy) {
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if (!proxy) {
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return true; // Skip zero-length hosts.
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}
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var parsedProxy = proxy.match(/^(.+):(\d+)$/);
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var parsedProxyHostname = parsedProxy ? parsedProxy[1] : proxy;
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var parsedProxyPort = parsedProxy ? parseInt(parsedProxy[2]) : 0;
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if (parsedProxyPort && parsedProxyPort !== port) {
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return true; // Skip if ports don't match.
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}
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if (!/^[.*]/.test(parsedProxyHostname)) {
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// No wildcards, so stop proxying if there is an exact match.
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return hostname !== parsedProxyHostname;
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}
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if (parsedProxyHostname.charAt(0) === '*') {
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// Remove leading wildcard.
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parsedProxyHostname = parsedProxyHostname.slice(1);
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}
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// Stop proxying if the hostname ends with the no_proxy host.
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return !stringEndsWith.call(hostname, parsedProxyHostname);
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});
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}
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/**
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* Get the value for an environment variable.
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*
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* @param {string} key - The name of the environment variable.
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* @return {string} The value of the environment variable.
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* @private
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*/
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function getEnv(key) {
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return process.env[key.toLowerCase()] || process.env[key.toUpperCase()] || '';
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}
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exports.getProxyForUrl = getProxyForUrl;
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