0.6.x/js/06_net/05_XXHRGadget.js

   1 /*\r
   2  * gadgets.io.makeRequest\r
   3  * \r
   4  * 1. gadget-iframe を作る。指示を # で渡す。 元文書は frame 内の images の監視を開始する。\r
   5  *  1. 通信用 img の src\r
   6  *\r
   7  * 2. gadget-iframe が 通信用 img を作る。#ready\r
   8  * \r
   9  * 3. 元文書が #ready を受け取ったら、iframe の # を書き換えて指示を送る。指示が長い場合、分割して送る。\r
  10  * \r
  11  * 4. gadget-iframe は 通信用 img の # に結果を書く。コンテンツが長い場合、分割する。\r
  12  * \r
  13  * 5. 元文書は結果を受け取ったことを gadget-iframe の # に書いて伝える。\r
  14  * \r
  15  * \r
  16  */\r
  17 \r
  18 \r
  19 \r
  20 var X_NET_GIMR_canUse         = 5.5 <= X_UA[ 'IE' ] || !X_UA[ 'IE' ],\r
  21         \r
  22         X_NET_GIMR_iframeName     = 'gadgetProxy_' + ( Math.random() * 100000 | 0 ),\r
  23         \r
  24         X_NET_GIMR_GADGET_XML_URL = 'http://googledrive.com/host/0B4Y86MXyTfuoVUkwTE54T3V1V1U',\r
  25         \r
  26         X_NET_GIMR_GADGET_URL     = 'http://www.ig.gmodules.com/gadgets/ifr?url=' + encodeURIComponent( X_NET_GIMR_GADGET_XML_URL ) + '&nocache=1',\r
  27         \r
  28         X_NET_GIMR_IMAGE_URL      = 'img/opacity0.gif',\r
  29         \r
  30         X_NET_GIMR_detection      = new Function( 'f,j,i', 'for(j=f.length;j;)try{i=f[--j];return i.location.hash}catch(e){}' ),\r
  31         \r
  32         X_NET_GIMR_gadgetIframe,\r
  33         \r
  34         X_NET_GIMR_requestOptions,\r
  35         \r
  36         X_NET_GIMR_requestOriginal,\r
  37         \r
  38         X_NET_GIMR_timerID,\r
  39         \r
  40         X_NET_GIMR_phase = 0,\r
  41         \r
  42         X_NET_GIMR_lastHashString;\r
  43 \r
  44 \r
  45 function X_NET_GIMR_detectImageOverIframe(){\r
  46         var raw = X_NET_GIMR_gadgetIframe[ '_rawObject' ],\r
  47                 iwin, ret;\r
  48         \r
  49         if( raw ){\r
  50                 iwin = raw.contentWindow || ( raw.contentDocument && raw.contentDocument.parentWindow ) || window.frames[ X_NET_GIMR_iframeName ];\r
  51                 \r
  52                 if( iwin && iwin.frames && iwin.frames.length ){\r
  53                         ret = X_NET_GIMR_detection( iwin.frames );\r
  54                         if( ret && ret !== X_NET_GIMR_lastHashString ){\r
  55                                 X_NET_GIMR_lastHashString = ret;\r
  56                                 console.log( ret );\r
  57                                 \r
  58                                 switch( X_NET_GIMR_phase ){\r
  59                                         case 0 : // init\r
  60                                                 // TODO 分割\r
  61                                                 iwin.location.href = X_NET_GIMR_GADGET_URL + '#' + encodeURIComponent( X_NET_GIMR_toJSONString( X_NET_GIMR_requestOptions ) );\r
  62                                                 break;\r
  63                                                 \r
  64                                         case 1 : // after makeRequest > :ok 待ち\r
  65                                                 iwin.location.href = X_NET_GIMR_GADGET_URL + '#_waiting_';\r
  66                                                 break;\r
  67 \r
  68                                         case 2 : // _waiting_ 通信結果待ち\r
  69                                                 ret = decodeURIComponent( ret.substr( 1 ) );\r
  70                                                 ret = window.JSON ? JSON.parse( ret ) : eval( '(' + ret + ')' );\r
  71                                                 \r
  72                                                 X_NET_GIMRWrapper._busy = false;\r
  73                                                 \r
  74                                                 X_NET_GIMRWrapper\r
  75                                                         [ 'asyncDispatch' ]( {\r
  76                                                                 type : ret[ 'errors' ] && ret[ 'errors' ].length ? X_EVENT_ERROR : X_EVENT_SUCCESS,\r
  77                                                                 data : ret\r
  78                                                         } );\r
  79                                                 iwin.location.href = X_NET_GIMR_GADGET_URL + '#_recived_';\r
  80                                                 X_NET_GIMR_timerID = X_NET_GIMR_phase = 0;\r
  81                                                 X_NET_GIMR_lastHashString = '';\r
  82                                                 \r
  83                                                 return X_Callback_UN_LISTEN;\r
  84                                 };\r
  85                                 ++X_NET_GIMR_phase;\r
  86                         };\r
  87                 };\r
  88         };\r
  89 };\r
  90 \r
  91 // コマンドが長い場合、分割する\r
  92 function X_NET_GIMR_toJSONString( obj ){\r
  93         var json = '', k, v;\r
  94         for( k in obj ){\r
  95                 if( json ) json += ',';\r
  96                 v = obj[ k ];\r
  97                 v = v || v === 0 ? v : null;\r
  98                 json += '"' + k + '":' + ( X_Type_isObject( v ) ? X_NET_GIMR_toJSONString( v ) : X_Type_isString( v ) ? '"' + v + '"' : v );\r
  99         };\r
 100         console.log( json );\r
 101         return '{' + json + '}';\r
 102 };\r
 103 \r
 104 \r
 105 // TODO extend NinjaIframe\r
 106 X_NET_GIMRWrapper = X_Class_override(\r
 107         X_EventDispatcher(),\r
 108         {\r
 109 \r
 110                 _busy         : false,\r
 111                 _canceled     : false,\r
 112                 _onloadCount  : 0,\r
 113                 \r
 114                 load : function( obj ){\r
 115                         var k;\r
 116                         //createURL\r
 117                         if( !X_NET_GIMR_gadgetIframe ){\r
 118                                 X_NET_GIMR_gadgetIframe = X_Node_systemNode\r
 119                                                 .create( 'iframe', {\r
 120                                                         className         : 'hidden-iframe',\r
 121                                                         name              : X_NET_GIMR_iframeName,\r
 122                                                         id                : X_NET_GIMR_iframeName,\r
 123                                                         src               : X_NET_GIMR_GADGET_URL + '#' + encodeURIComponent(\r
 124                                                                 X_NET_GIMR_toJSONString( { 'img' : X_URL_toAbsolutePath( X_NET_GIMR_IMAGE_URL ), 'len' : 1000, 'itvl' : 200 } ) ),\r
 125                                                         scrolling         : 'no',\r
 126                                                         allowtransparency : 'no',                                       \r
 127                                                         frameborder       : 0,\r
 128                                                         tabindex          : -1\r
 129                                                         } );\r
 130                         };\r
 131                         \r
 132                         X_NET_GIMR_timerID = X.Timer.add( 100, 0, X_NET_GIMR_detectImageOverIframe );\r
 133                         \r
 134                         X_NET_GIMR_requestOriginal = X_Object_deepCopy( v );\r
 135                         \r
 136                         X_NET_GIMR_requestOptions = {\r
 137                                 'CONTENT_TYPE'     : 'TEXT',\r
 138                                 'GET_FULL_HEADERS' : true,\r
 139                                 'REFRESH_INTERVAL' : 0\r
 140                         };\r
 141                         \r
 142                         for( k in obj ){\r
 143                                 if( v = obj[ k ] ){\r
 144                                         switch( k ){\r
 145                                                 case 'postdata' :\r
 146                                                         X_NET_GIMR_requestOptions[ 'POST_DATA' ] = v;\r
 147                                                         break;\r
 148                                                 case 'method' :\r
 149                                                         X_NET_GIMR_requestOptions[ 'METHOD' ] = v;\r
 150                                                         break;                                  \r
 151                                                 case 'dataType' :\r
 152                                                         X_NET_GIMR_requestOptions[ 'CONTENT_TYPE' ] = v;\r
 153                                                         break;\r
 154                                                 case 'headers' :\r
 155                                                         X_NET_GIMR_requestOptions[ 'HEADERS' ] = X_Object_clone( v );\r
 156                                                         break;\r
 157                                                 case 'cashe' :\r
 158                                                         X_NET_GIMR_requestOptions[ 'REFRESH_INTERVAL' ] = 3600;\r
 159                                                         break;\r
 160                                         };                                      \r
 161                                 };\r
 162                         };\r
 163                         \r
 164                         this._busy = true;\r
 165                 },\r
 166                 \r
 167                 cancel : function(){\r
 168                         this._canceled = true;\r
 169                 },\r
 170                 \r
 171                 reset : function(){\r
 172                         this._busy = this._canceled = false;\r
 173                         this._onloadCount = 0;\r
 174                 }\r
 175         }\r
 176 );\r