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[pettanr/clientJs.git] / 0.6.x / js / 06_net / 01_XNetXHR.js
1 // https://developer.mozilla.org/en-US/docs/Web/API/XMLHttpRequest\r
2 // https://web.archive.org/web/20071101021832/http://web.paulownia.jp/script/ajax/xmlhttp4.html\r
3 // https://web.archive.org/web/20091029170015/http://wiki.paulownia.jp/ajax/xmlhttprequest\r
4 /* \r
5  * http://ponpon-village.net/ajax/xmlhttp.htm\r
6  * IE のバージョンによっては、ActiveXObject("Msxml2.XMLHTTP.5.0") , ActiveXObject("Msxml2.XMLHTTP.4.0") ,\r
7 ActiveXObject("Msxml2.XMLHTTP.3.0") , ActiveXObject("Msxml2.XMLHTTP") なども使用出来る。\r
8 \r
9 http://vird2002.s8.xrea.com/javascript/XMLHttpRequest.html\r
10 // --- 使うべきオブジェクト\r
11 new ActiveXObject( 'Msxml2.XMLHTTP.3.0' ); // バージョン3.0 広範に利用されているので、今後も bugfix を行う\r
12 new ActiveXObject( 'Msxml2.XMLHTTP.6.0' ); // バージョン6.0 は最新版なので bugfix を続ける\r
13 \r
14 // --- 使うべきではないオブジェクト\r
15 new ActiveXObject( 'Microsoft.XMLHTTP' );  // Microsoft接頭辞は古いので指定すべきではない\r
16 new ActiveXObject( 'Msxml.XMLHTTP' );      // Msxml2接頭辞を指定すべき\r
17 new ActiveXObject( 'Msxml2.XMLHTTP' );     // バージョンを省略すると 3.0 として扱われるので、バージョンは明記すべき\r
18 new ActiveXObject( 'Msxml2.XMLHTTP.4.0' ); // バージョン4.0 は bugfix が行われないので、3.0 か 6.0 を指定すべき\r
19 new ActiveXObject( 'Msxml2.XMLHTTP.5.0' ); // バージョン5.0 は bugfix が行われないので、3.0 か 6.0 を指定すべき\r
20 \r
21 [IE][Javascript][Json] IE+JsonではまったAdd Star\r
22 http://d.hatena.ne.jp/khiker/20081026/javascript_json\r
23 > AddCharset utf-8 json\r
24 > AddType text/javascript json\r
25 \r
26 JavaScriptでJSONをeval\r
27 http://d.hatena.ne.jp/sshi/20060904/p1\r
28 \r
29 itozyun 2014-10-30 20:55:41\r
30 basic 認証のかかったhtml を表示して、そのjsが xhr をすると Android1.6 では 401 error が返る。Android 2.3 では解決している。\r
31 Android1.6- の XHR で 401 エラーが返った場合は、iframe に xml を表示させてその内容を取ればサーバ側の対応無しでいけるかも?\r
32  */\r
33 var // Opera7.6+, Safari1.2+, khtml3.?+, Gecko0.9.7+\r
34         // ie7 ではローカルリソースには ActiveX の XHR を使う\r
35         X_Net_XHR_W3C      = ( !X_UA[ 'IE7' ] || !X_URL_IS_LOCAL ) && window[ 'XMLHttpRequest' ] && new XMLHttpRequest(),\r
36         X_Net_XHR_progress = X_Net_XHR_W3C && X_Net_XHR_W3C.onprogress !== undefined,\r
37         X_Net_XHR_upload   = X_Net_XHR_W3C && !!X_Net_XHR_W3C.upload,\r
38         \r
39         X_Net_XHR_X_DOMAIN = window[ 'XDomainRequest' ] && new XDomainRequest(),\r
40         X_Net_XHR_VERSION  = 0,\r
41         X_Net_XHR_ACTIVE_X = !X_UA[ 'IE4' ] && X_UA[ 'IE' ] < 8 && X_UA[ 'ActiveX' ] && ( new Function( [\r
42                 'var x=".XMLHTTP",',\r
43                         'm="MSXML2"+x,',\r
44                         'n=[m+".6.0",m+".3.0",m+".5.0",m+".4.0",m,"Microsoft"+x],',\r
45                         'v=[6,3,5,4,2,1],',\r
46                         'i=-1;',\r
47                 'for(;i<5;){',\r
48                         'try{',\r
49                                 'return[v[++i],new ActiveXObject(n[i])]',\r
50                         '}catch(e){}',\r
51                 '}'\r
52         ].join( '' ) ) )();\r
53 \r
54 if( X_Net_XHR_ACTIVE_X ){\r
55         X_Net_XHR_VERSION  = X_Net_XHR_ACTIVE_X[ 0 ];\r
56         X_Net_XHR_ACTIVE_X = X_Net_XHR_ACTIVE_X[ 1 ];\r
57 };\r
58 \r
59 X[ 'Net' ][ 'XHR' ] = {\r
60 \r
61 /*\r
62  * http://hakuhin.jp/as/import.html\r
63  * ファイルの読み込みについて(4 or 5 or 6+)\r
64  * http://hakuhin.jp/as/javascript.html\r
65  * Flash から JavaScript にアクセスする(3+)\r
66  */\r
67         'FLASH'       : false,\r
68 \r
69 /**\r
70  * https://developer.mozilla.org/en-US/docs/Web/API/XMLHttpRequest\r
71  * Progress Events      Chrome7, firefox3.5, ie10, opera12, Safari?, Chrome for Android 0.16\r
72  */\r
73         'PROGRESS'    : X_Net_XHR_progress, //\r
74 \r
75         'UL_PROGRESS' : X_Net_XHR_upload,\r
76 \r
77         'CORS'        : X_Net_XHR_X_DOMAIN || ( X_Net_XHR_W3C && X_Net_XHR_W3C.withCredentials !== undefined )\r
78 };\r
79 \r
80 if( X_Net_XHR_W3C || X_Net_XHR_ACTIVE_X ){\r
81         \r
82         X_NET_XHRWrapper = X_Class_override(\r
83                 X_EventDispatcher(),\r
84                 {\r
85                         \r
86                         '_rawType'   : X_EventDispatcher_EVENT_TARGET_TYPE.XHR,\r
87                         '_rawObject' : X_Net_XHR_W3C || X_Net_XHR_ACTIVE_X,\r
88                         \r
89                         _isXDR     : false, // for ie8\r
90                         \r
91                         _method    : '',\r
92                         _type      : '',\r
93                         _busy      : false,\r
94                         _canceled  : false,\r
95                         _error     : false,\r
96                         _percent   : 0,\r
97                         _timerID   : 0,\r
98                         \r
99                         load : function( obj ){\r
100                                 var raw      = this[ '_rawObject' ],\r
101                                         method   = obj[ 'method' ],\r
102                                         url      = obj[ 'url' ],\r
103                                         async    = obj[ 'async' ],\r
104                                         username = obj[ 'username' ],\r
105                                         password = obj[ 'password' ],\r
106                                         headers  = obj[ 'headers' ] || {},\r
107                                         postbody = obj[ 'postbody' ],\r
108                                         timeout  = obj[ 'timeout' ] || 20000,\r
109                                         tmp;\r
110                                 \r
111                                 this._type = obj[ 'type' ] || X_URL_getEXT( url );\r
112                                 \r
113                                 if( X_Net_XHR_X_DOMAIN ){\r
114                                         if( X_URL_isSameDomain( url ) ){ // isXDomain\r
115                                                 if( this._isXDR ){\r
116                                                         X_EventDispatcher_toggleAllEvents( this, false );\r
117                                                         this[ '_rawObject' ] = X_Net_XHR_W3C || X_Net_XHR_ACTIVE_X;\r
118                                                         X_EventDispatcher_toggleAllEvents( this, true );\r
119                                                         this._isXDR = false;                                                    \r
120                                                 };\r
121                                         } else {\r
122                                                 if( !this._isXDR ){\r
123                                                         X_EventDispatcher_toggleAllEvents( this, false );\r
124                                                         this[ '_rawObject' ] = X_Net_XHR_X_DOMAIN;\r
125                                                         X_EventDispatcher_toggleAllEvents( this, true );\r
126                                                         this._isXDR = true;                                                     \r
127                                                 };\r
128                                         };\r
129                                 };\r
130                                 \r
131                                 raw.open( method, url, true, username, password );\r
132                                 \r
133                                 if( raw.responseType !== undefined ){\r
134                                         switch( this._type ){\r
135                                                 case '' :\r
136                                                 case 'text' :\r
137                                                 // js, css\r
138                                                         raw.responseType = 'text';\r
139                                                         break;\r
140                                                 case 'json' :\r
141                                                 case 'moz-json' :\r
142                                                         raw.responseType = X_UA[ 'Gecko' ] ? this._type : ''; // Iron 37 でエラー\r
143                                                         break;\r
144                                                 case 'document' :\r
145                                                 case 'xml' :\r
146                                                 case 'html' :\r
147                                                 case 'htm' :\r
148                                                 // svg\r
149                                                         raw.responseType = 'document';\r
150                                                         break;\r
151                                                 case 'blob' :\r
152                                                 case 'arraybuffer' :\r
153                                                 // jpeg,jpg,png,gif,mp3,ogg...\r
154                                                         raw.responseType = this._type;\r
155                                                         break;\r
156                                         };\r
157                                 };\r
158                                 \r
159                                 // http://www.quirksmode.org/blog/archives/2005/09/xmlhttp_notes_r_1.html\r
160                                 if( !X_Net_XHR_ACTIVE_X && X_Type_isFunction( raw.overrideMimeType ) ){\r
161                                         switch( X_URL_getEXT( url ) ){\r
162                                                 case 'html' :\r
163                                                 case 'xml' :\r
164                                                         tmp = 'text/xml';\r
165                                                         break;\r
166 \r
167                                                 case 'mp3' :\r
168                                                         tmp = 'audio/mpeg';\r
169                                                         break;\r
170                                                 case 'opus' :\r
171                                                 case 'ogg' :\r
172                                                         tmp = 'audio/ogg';\r
173                                                         break;\r
174                                                 case 'wav' :\r
175                                                         tmp = 'audio/wav';\r
176                                                         break;                                                  \r
177                                                 case 'aac' :\r
178                                                         tmp = 'audio/aac';\r
179                                                         break;\r
180                                                 case 'm4a' :\r
181                                                         tmp = 'audio/x-m4a"';\r
182                                                         break;  \r
183                                                 case 'mp4' :\r
184                                                         tmp = 'audio/x-mp4';\r
185                                                         break;  \r
186                                                 case 'weba' :\r
187                                                         tmp = 'audio/webm';\r
188                                                         break;\r
189                                         };\r
190                                         if( obj[ 'mimeType' ] || tmp ) raw.overrideMimeType( obj[ 'mimeType' ] || tmp );\r
191                                         console.log( this._type );\r
192                                         console.log( obj[ 'mimeType' ] || tmp );\r
193                                 };\r
194 \r
195                                 if( !X_Net_XHR_ACTIVE_X && X_Type_isFunction( raw.setRequestHeader ) ){\r
196                                         \r
197                                         // http://nakigao.sitemix.jp/blog/?p=2040\r
198                                         // json 取得時に SafariでHTTP/412のエラー。但し相手が audio の場合、この指定があるとロードに失敗する。 iOS8.2, iOS7.1 では遭遇せず\r
199                                         if( this._type === 'json' ){\r
200                                                 console.log( 'If-Modified-Since : ' + this._type );\r
201                                                 headers[ 'If-Modified-Since' ] = ( new Date ).toUTCString();\r
202                                         };\r
203                                         \r
204                                         for( p in headers ){\r
205                                                 if( X_EMPTY_OBJECT[ p ] ) continue;\r
206                                                 raw.setRequestHeader( p, headers[ p ] ); // Opera8.01+, MSXML3+\r
207                                         };              \r
208                                 };\r
209                                 \r
210                                 if( raw.timeout !== undefined ){\r
211                                         raw.timeout = timeout;\r
212                                 } else {\r
213                                         this._timerID = X_Timer_once( timeout, this, this.onTimeout );\r
214                                 };      \r
215                                 \r
216                                 // send 前にフラグを立てる,回線が早いと raw.send() 内で onload -> _busy = false ののち、 _busy = true するため。\r
217                                 this._busy = true;\r
218                                 \r
219 \r
220                                 raw.send( postbody || '' );\r
221                                 //this._timerID = X_Timer_once( 16, this, this._lazySend, [ postbody || '', timeout ] );\r
222                         },\r
223                         /*\r
224                         // send() 内で onload するケースがあり、そのときはイベントリスナが間に合わないので、タイマーをかませる。\r
225                         _lazySend : function( postbody, timeout ){\r
226                                 if( this[ '_rawObject' ].timeout === undefined ){\r
227                                         this._timerID = X_Timer_once( timeout, this, this.onTimeout );\r
228                                 } else {\r
229                                         this._timerID = 0;\r
230                                 };\r
231                                 \r
232                                 // http://allabout.co.jp/gm/gc/24097/#1\r
233                                 // sendをonreadystatechangeの前に記述すると、ieでは動作しなくなります、、、。\r
234                                 // konquerorでエラーが発生するのでここでは、とりあえず、send('') としました。\r
235                                 this[ '_rawObject' ].send( postbody );                          \r
236                         }, */\r
237                         \r
238                         cancel : function(){\r
239                                 /* X.Net.XHR.CANCELABLE && */ this[ '_rawObject' ].abort && this[ '_rawObject' ].abort();\r
240                                 this._canceled = true;\r
241                                 this[ 'asyncDispatch' ]( X_EVENT_CANCELED );\r
242                         },\r
243                         \r
244                         reset : function(){\r
245                                 // XMLHttpRequest で順番にリソースを取得する\r
246                                 // http://note.chiebukuro.yahoo.co.jp/detail/n16248\r
247                                 // TODO Opera 10.10 と Safari 4.1 はエラーが起きた XHR を再利用できないので毎回作る\r
248                                 \r
249                                 // \r
250                                 // domes.lingua.heliohost.org/dom-intro/load-save2.html\r
251                                 // 規定上は open() を呼び出すと XMLHttpRequest オブジェクトが未送信状態に戻りますが、\r
252                                 // Opera 10.10、Safari 4.1 では、同一オリジン制限に違反した XMLHttpRequest オブジェクトは再度 open() しても未送信状態に戻りません。\r
253                                 \r
254                                 // Timeout した Gecko の xhr.response に触るとエラー??\r
255                                 if( X_UA[ 'Opera' ] || X_UA[ 'Webkit' ]  || X_UA[ 'Gecko' ] ){\r
256                                         if( this._error ){\r
257                                                 \r
258                                                 if( X_Net_XHR_upload ){\r
259                                                         this[ '_rawObject' ].upload.removeEventListener( 'progress', X_NET_XHRWrapper.onUploadProgress );\r
260                                                 };\r
261                                                                                         \r
262                                                 X_EventDispatcher_toggleAllEvents( this, false );\r
263                                                 this[ '_rawObject' ] = new XMLHttpRequest();\r
264                                                 X_EventDispatcher_toggleAllEvents( this, true );\r
265                                                 \r
266                                                 if( X_Net_XHR_upload ){\r
267                                                         this[ '_rawObject' ].upload.addEventListener( 'progress', X_NET_XHRWrapper.onUploadProgress );\r
268                                                 };\r
269                                         };\r
270                                 };\r
271 \r
272                                 // XMLHttpRequest の使い方\r
273                                 // http://webos-goodies.jp/archives/50548720.html\r
274                                 // XMLHttpRequest オブジェクトを再利用する際も、 abort メソッドを呼び出す必要があるようです。\r
275                                 this[ '_rawObject' ].abort && this[ '_rawObject' ].abort();\r
276 \r
277                                 this._method   = this._type = '';\r
278                                 this._canceled = this._busy = this._error = false;\r
279                                 this._timerID && X_Timer_remove( this._timerID );\r
280                                 this._percent  = this._timerID = 0;\r
281                         },\r
282                         \r
283                         handleEvent : function( e ){\r
284                                 var raw  = this[ '_rawObject' ],\r
285                                         live = !this._canceled,\r
286                                         status, data;\r
287 \r
288                                 switch( e.type ){\r
289                                         /*\r
290                                          * http://memopad.bitter.jp/w3c/ajax/ajax_xmlhttprequest_onreadystatechange.html\r
291                                         readyState      XMLHttpRequest のステータスを保持する。0 から 4 までに変化する:\r
292                                         0: リクエストは初期化されていない\r
293                                         1: サーバ接続は確立した\r
294                                         2: リクエストを受信した\r
295                                         3: リクエストの処理中\r
296                                         4: リクエストは終了してレスポンスの準備が完了\r
297                                         status  200: "OK"\r
298                                         404: Page not found\r
299                                         \r
300                                         If-Modified-Sinceヘッダを利用してWebページのキャッシュを行うXMLHttpRequestラッパー\r
301                                         http://www.semblog.org/msano/archives/000407.html\r
302                                         * */            \r
303                                         case 'readystatechange' :\r
304                                                 //if( !X.Net.XHR.PROGRESS ){\r
305                                                         switch( raw.readyState ){\r
306                                                                 case 0 :\r
307                                                                 case 1 :\r
308                                                                         return;\r
309                                                                 case 2 : // 0% ajaxstart\r
310                                                                         live && this[ 'asyncDispatch' ]( { type : X_EVENT_PROGRESS, 'percent' : 0 } );\r
311                                                                         return;\r
312                                                                 case 3 :\r
313                                                                         live && this[ 'asyncDispatch' ]( { type : X_EVENT_PROGRESS, 'percent' : this._percent < 99.9 ? 99.9 : ( this._percent + 100 ) / 2 } );\r
314                                                                         // 99.9%\r
315                                                                         return;\r
316                                                                 case 4 :\r
317                                                                         if( this._percent === 100 ) return; // Opera8 readystatechange が2重に発生\r
318                                                                         // 100%\r
319                                                                         break; // load へ\r
320                                                                 default :\r
321                                                                         // error\r
322                                                                         return;\r
323                                                         };                                              \r
324                                                 //};\r
325         \r
326                                         case 'load' :\r
327                                                 \r
328                                                 if( !live ) return this.reset();\r
329                                                 if( !this._busy ) return;\r
330                                                 \r
331                                                 \r
332                                                 this._percent = 100;\r
333                                                 this._busy    = false;\r
334                                                 status        = raw.status;\r
335                                                 \r
336                                                 // https://code.google.com/p/fakeworker-js/source/browse/src/javascript/fakeworker.js\r
337                                                 if(\r
338                                                         ( !status && location.protocol === 'file:' ) ||\r
339                                                         // IE 6.0 でローカルファイルにアクセスした\r
340                                                         ( status < 100 ) ||\r
341                                             ( 200 <= status && status < 400 ) ||\r
342                                             //status === 304 ||\r
343                                             status === 1223 ||\r
344                                             ( X_UA[ 'Webkit' ]  && status === undefined ) // safari: /webkit/.test(userAgent)\r
345                                                 ){\r
346                                                         /*\r
347                                                          * opera8, safari2, khtml3 で utf8 日本語文字列の文字化け\r
348                                                          */\r
349                                                         // raw.getAllResponseHeaders();\r
350                                                         \r
351                                                         // parse json, html, xml, text, script, css\r
352                                                         switch( this._type ){\r
353                                                                 case '' :\r
354                                                                 case 'text' :\r
355                                                                         data = raw[ 'responseText' ];\r
356                                                                         break;\r
357                                                                 case 'json' :\r
358                                                                 case 'moz-json' :\r
359                                                                         data = raw[ 'response' ] || raw[ 'responseText' ];\r
360                                                                         // eval() を使っているけど JSON の無いブラウザは XDomain な XHR はできないのでよしとする。\r
361                                                                         // XDomain な XHR の際は Flash 等で代替し、その中に Json parser も組み込む。\r
362                                                                         // http://d.hatena.ne.jp/sshi/20060904/p1\r
363                                                                         if( !X_Type_isObject( data ) ) data = window.JSON ? JSON.parse( data ) : eval( '(' + data + ')' );\r
364                                                                         break;\r
365                                                                 case 'document' :\r
366                                                                 case 'xml' :\r
367                                                                 case 'html' :\r
368                                                                 case 'htm' :\r
369                                                                 // svg, vml, xaml, xul, mxml ??\r
370                                                                         data = raw[ 'responseXML' ] || raw[ 'response' ] || raw[ 'responseText' ]; // とりあえず\r
371                                                                         break;\r
372                                                                 case 'blob' :\r
373                                                                 case 'arraybuffer' :\r
374                                                                         data = raw[ 'response' ] || raw[ 'responseText' ]; // とりあえず\r
375                                                                         break;\r
376                                                         };\r
377 \r
378                                                         this[ 'asyncDispatch' ]( 32, { type : X_EVENT_SUCCESS, status : status || 200, data : data } );\r
379                                                 } else {\r
380                                                         live && this[ 'asyncDispatch' ]( 32, { type : X_EVENT_ERROR, status : raw.status || 0, 'percent' : 100 } );\r
381                                                 };\r
382                                                 break;\r
383                                         \r
384                                         case 'progress' :\r
385                                                 if( e.lengthComputable ){\r
386                                                         this._percent = e.loaded / e.total;\r
387                                                         live && this[ 'asyncDispatch' ]( { type : X_EVENT_PROGRESS, 'percent' : this._percent } );\r
388                                                 };\r
389                                                 break;\r
390                                         \r
391                                         case 'error' :\r
392                                         //console.dir( e );\r
393                                                 this._busy  = false;\r
394                                                 this._error = X_UA[ 'Opera' ] || X_UA[ 'Webkit' ] ;\r
395                                                 live && this[ 'asyncDispatch' ]( 32, { type : X_EVENT_ERROR, status : raw.status } );\r
396                                                 break;\r
397 \r
398                                         case 'timeout' : // Gecko 12.0 https://developer.mozilla.org/ja/docs/XMLHttpRequest/Synchronous_and_Asynchronous_Requests\r
399                                                 this._busy  = false;\r
400                                                 this._error = !!X_UA[ 'Gecko' ];\r
401                                                 this[ 'asyncDispatch' ]( X_EVENT_TIMEOUT );\r
402                                                 break;\r
403                                 };\r
404                         },\r
405                         \r
406                         onTimeout : function(){\r
407                                 var raw  = this[ '_rawObject' ],\r
408                                         live = !X_NET_XHRWrapper._canceled || !this._busy;\r
409 \r
410                                 if( raw.readyState < 3 ){\r
411                                         this._busy = false;\r
412                                         live && this[ 'asyncDispatch' ]( X_EVENT_TIMEOUT );\r
413                                 };\r
414                                 this._timerID = 0;\r
415                         },\r
416                         \r
417                         onUploadProgress : X_Net_XHR_upload && function( e ){\r
418                                 var raw  = X_NET_XHRWrapper[ '_rawObject' ].upload,\r
419                                         live = !X_NET_XHRWrapper._canceled,\r
420                                         states, data;\r
421                         }\r
422                 },\r
423                 true\r
424         );\r
425         // 同期リクエストでなければならない場合, unload, beforeunload時\r
426 \r
427         if( X_UA[ 'IE8' ] ){\r
428                 X_NET_XHRWrapper[ 'listen' ]( [ 'readystatechange', 'error', 'timeout' ] ); //, 'abort'\r
429         } else\r
430         if( X_UA[ 'IE7' ] ){\r
431                 if( X_URL_IS_LOCAL ){\r
432                         X_NET_XHRWrapper[ 'listen' ]( 'readystatechange' ); // ie7 ActiveX の場合、error は不可\r
433                 } else {\r
434                         X_NET_XHRWrapper[ 'listen' ]( [ 'readystatechange', 'error' ] );\r
435                 };\r
436         } else\r
437         if( X_Net_XHR_ACTIVE_X ){ // win ie5-6\r
438                 X_NET_XHRWrapper[ 'listen' ]( 'readystatechange' );\r
439         } else \r
440         if( X_Net_XHR_progress ){\r
441                 X_NET_XHRWrapper[ 'listen' ]( [ 'load', 'progress', 'error', 'timeout' ] ); //, 'abort'\r
442         } else {\r
443                 X_NET_XHRWrapper[ 'listen' ]( [ 'load', 'readystatechange', 'error', 'timeout' ] ); //, 'abort'\r
444         };\r
445         \r
446         if( X_Net_XHR_upload ){\r
447                 X_NET_XHRWrapper[ '_rawObject' ].upload.addEventListener( 'progress', X_NET_XHRWrapper.onUploadProgress );\r
448         };\r
449 };\r
450 \r