1 var Ajax = function () {2 3 this.xhr = null;4 this.data = null;5 this.method = 'get';6 this.url = null;7 this.async = true;8 this.timeout = 3000;9 this.callback = {10 presend : null,11 progress : null,12 done : null,13 error : null14 };15 16 17 18 };19 20 /**21 * Create xhr and send data22 */23 Ajax.prototype.send = function() {24 25 26 alert(navigator.onLine);27 28 var xhr = this.xhr = new XMLHttpRequest({mozSystem:true});29 30 xhr.open(this.method, this.url, this.async);31 xhr.timeout = this.timeout;32 xhr.setRequestHeader('Accept', 'application/json');33 34 xhr.timeout = this.timeout;35 /* Uncomment for nightly: 36 if (this.token_auth != '') 37 xhr.setRequestHeader('x-auth-token', this.token_auth);38 //*/39 40 xhr.onreadystatechange = function(event) {41 if (xhr.readyState == XMLHttpRequest.DONE) {42 if (xhr.status == 0) {43 logger.log({'timeout':event,'xhr':xhr});44 } else {45 logger.log({'done':event,'xhr':xhr});46 }47 }48 };49 50 xhr.onerror = function(event) {51 logger.log({'error':event,'xhr':xhr});52 };53 54 if(this.data === null) {55 xhr.send();56 } else if(typeof this.data === 'string') {57 xhr.setRequestHeader('Content-length', this.data.length);58 xhr.send(this.data);59 } else if(typeof this.data === 'object') {60 if(this.data.toString() == '[object Object]') {61 xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');62 var s = '';63 var key;64 for(key in this.data) {65 s += key + '=' + encodeURIComponent(this.data[key]) + '&';66 }67 xhr.setRequestHeader('Content-length', s.length);68 xhr.send(s);69 } else if(this.data.toString() == '[object FormData]') {70 xhr.send(this.data);71 }72 }73 };74 75 /**76 * Añade los datos77 */78 Ajax.prototype.setData = function(data) {79 this.data = data;80 };81 82 83 84 /* Test */85 window.addEventListener('load', function(){86 var a = new Ajax();87 a.url = 'http://www.treeweb.es/request';88 a.send();89 }, true);90 91 92 93 94 95 /*96 Ajax.prototype.a = function() {};97 98 Ajax.prototype.a = function() {};99 100 Ajax.prototype.a = function() {};101 102 Ajax.prototype.a = function() {};103 104 Ajax.prototype.a = function() {};105 106 Ajax.prototype.a = function() {};107 108 109 */110 111 Enlace
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