100 lines
3.1 KiB
JavaScript
100 lines
3.1 KiB
JavaScript
"use strict"
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var callAsync = require("../test-utils/callAsync")
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var parseURL = require("../test-utils/parseURL")
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var parseQueryString = require("../querystring/parse")
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module.exports = function() {
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var routes = {}
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// var callback = "callback"
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var serverErrorHandler = function(url) {
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return {status: 500, responseText: "server error, most likely the URL was not defined " + url}
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}
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var $window = {
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XMLHttpRequest: function XMLHttpRequest() {
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var args = {}
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var headers = {}
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var aborted = false
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this.setRequestHeader = function(header, value) {
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/*
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the behavior of setHeader is not your expected setX API.
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If the header is already set, it'll merge with whatever you add
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rather than overwrite
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Source: https://developer.mozilla.org/en-US/docs/Web/API/XMLHttpRequest/setRequestHeader
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*/
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if (headers[header]) {
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headers[header] += ", " + value;
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} else {
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headers[header] = value
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}
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}
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this.getRequestHeader = function(header) {
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return headers[header]
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}
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this.open = function(method, url, async, user, password) {
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var urlData = parseURL(url, {protocol: "http:", hostname: "localhost", port: "", pathname: "/"})
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args.method = method
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args.pathname = urlData.pathname
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args.search = urlData.search
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args.async = async != null ? async : true
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args.user = user
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args.password = password
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}
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this.send = function(body) {
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var self = this
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if(!aborted) {
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var handler = routes[args.method + " " + args.pathname] || serverErrorHandler.bind(null, args.pathname)
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var data = handler({url: args.pathname, query: args.search || {}, body: body || null})
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self.status = data.status
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self.responseText = data.responseText
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} else {
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self.status = 0
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}
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self.readyState = 4
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if (args.async === true) {
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callAsync(function() {
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if (typeof self.onreadystatechange === "function") self.onreadystatechange()
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})
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}
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}
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this.abort = function() {
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aborted = true
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}
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},
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document: {
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createElement: function(tag) {
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return {nodeName: tag.toUpperCase(), parentNode: null}
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},
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documentElement: {
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appendChild: function(element) {
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element.parentNode = this
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if (element.nodeName === "SCRIPT") {
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var urlData = parseURL(element.src, {protocol: "http:", hostname: "localhost", port: "", pathname: "/"})
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var handler = routes["GET " + urlData.pathname] || serverErrorHandler.bind(null, element.src)
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var data = handler({url: urlData.pathname, query: urlData.search, body: null})
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parseQueryString(urlData.search)
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callAsync(function() {
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if (data.status === 200) {
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new Function("$window", "with ($window) return " + data.responseText).call($window, $window)
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}
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else if (typeof element.onerror === "function") {
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element.onerror({type: "error"})
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}
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})
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}
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},
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removeChild: function(element) {
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element.parentNode = null
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},
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},
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},
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$defineRoutes: function(rules) {
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routes = rules
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},
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$defineJSONPCallbackKey: function(/* key */) {
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// callback = key
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},
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}
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return $window
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}
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