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Permalink: http://www.treeweb.es/u/974/ 01/02/2011

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1 /*/////////////////////////////////////////////////////////////////////////////2  //3  AJAX DEFINITION (BEGIN) //4  */5 /**6  * Description: Manage ajax connections with a queue model.7  * Author: gerardooscarjt@gmail.com8  * Date: 2013/31/019  * Typical use:10 11 var ajax = new Ajax();12 ajax.setUrl('http://example.com/path');13 ajax.setMethod('post');14 ajax.setData({'name':'a','age':'22'};15 ajax.callback.done = function(xhr) {16  // ...17 };18 ajax.callback.error = function(xhr) {19  // ...20 };21 ajax.send();22 23 */24 var Ajax = function() {25  26  Ajax.prototype.requests.push(this);27  28  this._id = Ajax.prototype.id_generator;29  Ajax.prototype.id_generator++;30  31  this.callback = {32  done:null,33  error:null,34  progress:null,35  presend:null36  };37  38  39  40  this._method = 'get';41  this._url = '';42  this._data = null;43  this._retries = 3;44  this._concurrency_limit45 }46 47 Ajax.prototype.requests = [];48 Ajax.prototype.queue = [];49 Ajax.prototype.id_generator = 0;50 51 /// METHOD ///52 Ajax.prototype.setMethod = function(method) {53  if (!this.isQueued())54  this._method = method;55 };56 Ajax.prototype.getMethod = function(method) {57  return this._method;58 };59 60 /// URL ///61 Ajax.prototype.setUrl = function(url) {62  if (!this.isQueued())63  this._url = url;64 };65 Ajax.prototype.getUrl = function() {66  return this._url;67 };68 69 /// DATA ///70 Ajax.prototype.setData = function(data) {71  if (!this.isQueued())72  this._data = data;73 };74 Ajax.prototype.getData = function () {75  return this._data;76 };77 78 /// IS QUEUED ///79 Ajax.prototype.isQueued = function () {80  return Ajax.prototype.queue.indexOf(this) > -1;81 };82 83 Ajax.prototype.send = function() {84  if (!this.isQueued()) {85  logger.log('no está en la cola: encolando...');86  Ajax.prototype.queue.push(this);87  Ajax._move();88  } else {89  logger.log('ya está en la cola'); 90  }91  logger.show();92 };93 94 95 /// STATIC METHODS ///96 97 // Abort all current requests98 Ajax._abort_all = function() {99  alert('aborting all requests');100 };101 102 /* Move queue */103 Ajax._move = function() {104  alert('Move move !'+Ajax.prototype.queue.length);105 };106 107 /// PRIVATE METHODS (I WOULD LIKE) ///108 Ajax.prototype._send = function() {109  alert('TODO: perform request');110 };111 112 // Initialize onLine and offLine events113 window.addEventListener('online', function() {114  Ajax._move();115 }, true);116 117 window.addEventListener('offline', function() {118  Ajax._abort_all();119 }, true);120 121  /*122  AJAX DEFINITION (END) //123  //124 /////////////////////////////////////////////////////////////////////////////*/125 126 127 window.addEventListener('load', function(){128  test1(); 129 }, true);130 131 132 /**133  * Launch 10 ajax calls134 */135 function test1() {136 137  var ajax = new Ajax();138  ajax.url = 'http://www.treeweb.es/request';139  ajax.callback.done = function(xhr){140  logger.log('');141  };142  ajax.send();143  ajax.send();144  ajax.send();145 146 }147 148 149 150 151 152 
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Este ShareCode tiene versiones:
  1. God Ajax ... (01/02/2013)
  2. God Ajax ... (24/04/2013)
  3. God Ajax ... (24/04/2013)
  4. God Ajax ... (24/04/2013)
  5. God Ajax ... (24/04/2013)
  6. God Ajax ... (24/04/2013)
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