ainet.js

   1 function AI_NetworkManager(env){
   2         this.env = env;
   3         this.PHPExtPath = "./ainet.php";
   4 }
   5 AI_NetworkManager.prototype = {
   6         //from PCD2013GSCL
   7         //https://sourceforge.jp/projects/h58pcdgame/scm/git/GameScriptCoreLibrary/blobs/master/www/corelib/coresubc.js
   8         //http://hakuhin.jp/js/xmlhttprequest.html
   9         CreateRequestObject: function(){
  10                 var rq = null;
  11                 // XMLHttpRequest
  12                 try{
  13                         // XMLHttpRequest オブジェクトを作成
  14                         rq = new XMLHttpRequest();
  15                 }catch(e){}
  16                 // Internet Explorer
  17                 try{
  18                         rq = new ActiveXObject('MSXML2.XMLHTTP.6.0');
  19                 }catch(e){}
  20                 try{
  21                         rq = new ActiveXObject('MSXML2.XMLHTTP.3.0');
  22                 }catch(e){}
  23                 try{
  24                         rq = new ActiveXObject('MSXML2.XMLHTTP');
  25                 }catch(e){}
  26                 if(rq == null){
  27                         return null;
  28                 }
  29                 return rq;
  30         },
  31         RequestObjectDisableCache: function(rq){
  32                 //call after open request.
  33                 //disable cache
  34                 //http://vird2002.s8.xrea.com/javascript/XMLHttpRequest.html
  35                 rq.setRequestHeader('Pragma', 'no-cache');                              // HTTP/1.0 における汎用のヘッダフィールド
  36                 rq.setRequestHeader('Cache-Control', 'no-cache');               // HTTP/1.1 におけるキャッシュ制御のヘッダフィールド
  37                 rq.setRequestHeader('If-Modified-Since', 'Thu, 01 Jun 1970 00:00:00 GMT');
  38
  39         },
  40         sendRequestSync: function(mode, url, data){
  41                 //同期モード
  42                 var q = this.CreateRequestObject();
  43                 q.open(mode, url, false);
  44                 q.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
  45                 this.RequestObjectDisableCache(q);
  46                 try {
  47                         q.send(data);
  48                 } catch(e){
  49                         this.env.debug("AI_NetworkManager:sendRequestSync:Network Error.\n");
  50                         return null;
  51                 }
  52                 if(q.status == 0){
  53                         alert("ネットワークにアクセスできません。" + q.status + ":" + q.statusText);
  54                 }else if((200 <= q.status && q.status < 300) || (q.status == 304)){
  55                         var res = q.responseText;
  56                         return res;
  57                 }else{
  58                         alert("サーバーがエラーを返しました。" + request.status + ":" + request.statusText);
  59                 }
  60                 return null;
  61         },
  62         sendRequestAsync: function(mode, url, data, callback){
  63                 //非同期モード
  64                 //callback(res);
  65                 var q = this.CreateRequestObject();
  66                 var that = this;
  67                 q.onreadystatechange = function(){
  68                         if(q.readyState == 4){
  69                                 if(q.status == 0){
  70                                         alert("ネットワークにアクセスできません。" + q.status + ":" + q.statusText);
  71                                 }else if((200 <= q.status && q.status < 300) || (q.status == 304)){
  72                                         var res = q.responseText;
  73                                         callback(res);
  74                                 }else{
  75                                         alert("サーバーがエラーを返しました。" + request.status + ":" + request.statusText);
  76                                 }
  77                         }
  78                 };
  79                 q.open(mode, url, true);
  80                 q.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
  81                 this.RequestObjectDisableCache(q);
  82                 q.send(data);
  83         },
  84         sendRequestThroughPHPSync: function(mode, url, data){
  85                 var sendURL = this.PHPExtPath;
  86                 sendURL += "?cmd=httpreq&url=";
  87                 sendURL += encodeURIComponent(url);
  88                 return this.sendRequestSync("GET", sendURL);
  89         },
  90 }