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1 | /* |
2 | Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved. | |
3 | Available via Academic Free License >= 2.1 OR the modified BSD license. | |
4 | see: http://dojotoolkit.org/license for details | |
5 | */ | |
6 | ||
7 | ||
8 | if(!dojo._hasResource["dojo._base.xhr"]){ | |
9 | dojo._hasResource["dojo._base.xhr"]=true; | |
10 | dojo.provide("dojo._base.xhr"); | |
11 | dojo.require("dojo._base.Deferred"); | |
12 | dojo.require("dojo._base.json"); | |
13 | dojo.require("dojo._base.lang"); | |
14 | dojo.require("dojo._base.query"); | |
15 | (function(){ | |
16 | var _1=dojo,_2=_1.config; | |
17 | function _3(_4,_5,_6){ | |
18 | if(_6===null){ | |
19 | return; | |
20 | } | |
21 | var _7=_4[_5]; | |
22 | if(typeof _7=="string"){ | |
23 | _4[_5]=[_7,_6]; | |
24 | }else{ | |
25 | if(_1.isArray(_7)){ | |
26 | _7.push(_6); | |
27 | }else{ | |
28 | _4[_5]=_6; | |
29 | } | |
30 | } | |
31 | }; | |
32 | dojo.fieldToObject=function(_8){ | |
33 | var _9=null; | |
34 | var _a=_1.byId(_8); | |
35 | if(_a){ | |
36 | var _b=_a.name; | |
37 | var _c=(_a.type||"").toLowerCase(); | |
38 | if(_b&&_c&&!_a.disabled){ | |
39 | if(_c=="radio"||_c=="checkbox"){ | |
40 | if(_a.checked){ | |
41 | _9=_a.value; | |
42 | } | |
43 | }else{ | |
44 | if(_a.multiple){ | |
45 | _9=[]; | |
46 | _1.query("option",_a).forEach(function(_d){ | |
47 | if(_d.selected){ | |
48 | _9.push(_d.value); | |
49 | } | |
50 | }); | |
51 | }else{ | |
52 | _9=_a.value; | |
53 | } | |
54 | } | |
55 | } | |
56 | } | |
57 | return _9; | |
58 | }; | |
59 | dojo.formToObject=function(_e){ | |
60 | var _f={}; | |
61 | var _10="file|submit|image|reset|button|"; | |
62 | _1.forEach(dojo.byId(_e).elements,function(_11){ | |
63 | var _12=_11.name; | |
64 | var _13=(_11.type||"").toLowerCase(); | |
65 | if(_12&&_13&&_10.indexOf(_13)==-1&&!_11.disabled){ | |
66 | _3(_f,_12,_1.fieldToObject(_11)); | |
67 | if(_13=="image"){ | |
68 | _f[_12+".x"]=_f[_12+".y"]=_f[_12].x=_f[_12].y=0; | |
69 | } | |
70 | } | |
71 | }); | |
72 | return _f; | |
73 | }; | |
74 | dojo.objectToQuery=function(map){ | |
75 | var enc=encodeURIComponent; | |
76 | var _14=[]; | |
77 | var _15={}; | |
78 | for(var _16 in map){ | |
79 | var _17=map[_16]; | |
80 | if(_17!=_15[_16]){ | |
81 | var _18=enc(_16)+"="; | |
82 | if(_1.isArray(_17)){ | |
83 | for(var i=0;i<_17.length;i++){ | |
84 | _14.push(_18+enc(_17[i])); | |
85 | } | |
86 | }else{ | |
87 | _14.push(_18+enc(_17)); | |
88 | } | |
89 | } | |
90 | } | |
91 | return _14.join("&"); | |
92 | }; | |
93 | dojo.formToQuery=function(_19){ | |
94 | return _1.objectToQuery(_1.formToObject(_19)); | |
95 | }; | |
96 | dojo.formToJson=function(_1a,_1b){ | |
97 | return _1.toJson(_1.formToObject(_1a),_1b); | |
98 | }; | |
99 | dojo.queryToObject=function(str){ | |
100 | var ret={}; | |
101 | var qp=str.split("&"); | |
102 | var dec=decodeURIComponent; | |
103 | _1.forEach(qp,function(_1c){ | |
104 | if(_1c.length){ | |
105 | var _1d=_1c.split("="); | |
106 | var _1e=dec(_1d.shift()); | |
107 | var val=dec(_1d.join("=")); | |
108 | if(typeof ret[_1e]=="string"){ | |
109 | ret[_1e]=[ret[_1e]]; | |
110 | } | |
111 | if(_1.isArray(ret[_1e])){ | |
112 | ret[_1e].push(val); | |
113 | }else{ | |
114 | ret[_1e]=val; | |
115 | } | |
116 | } | |
117 | }); | |
118 | return ret; | |
119 | }; | |
120 | dojo._blockAsync=false; | |
121 | var _1f=_1._contentHandlers=dojo.contentHandlers={text:function(xhr){ | |
122 | return xhr.responseText; | |
123 | },json:function(xhr){ | |
124 | return _1.fromJson(xhr.responseText||null); | |
125 | },"json-comment-filtered":function(xhr){ | |
126 | if(!dojo.config.useCommentedJson){ | |
127 | console.warn("Consider using the standard mimetype:application/json."+" json-commenting can introduce security issues. To"+" decrease the chances of hijacking, use the standard the 'json' handler and"+" prefix your json with: {}&&\n"+"Use djConfig.useCommentedJson=true to turn off this message."); | |
128 | } | |
129 | var _20=xhr.responseText; | |
130 | var _21=_20.indexOf("/*"); | |
131 | var _22=_20.lastIndexOf("*/"); | |
132 | if(_21==-1||_22==-1){ | |
133 | throw new Error("JSON was not comment filtered"); | |
134 | } | |
135 | return _1.fromJson(_20.substring(_21+2,_22)); | |
136 | },javascript:function(xhr){ | |
137 | return _1.eval(xhr.responseText); | |
138 | },xml:function(xhr){ | |
139 | var _23=xhr.responseXML; | |
140 | if(_1.isIE&&(!_23||!_23.documentElement)){ | |
141 | var ms=function(n){ | |
142 | return "MSXML"+n+".DOMDocument"; | |
143 | }; | |
144 | var dp=["Microsoft.XMLDOM",ms(6),ms(4),ms(3),ms(2)]; | |
145 | _1.some(dp,function(p){ | |
146 | try{ | |
147 | var dom=new ActiveXObject(p); | |
148 | dom.async=false; | |
149 | dom.loadXML(xhr.responseText); | |
150 | _23=dom; | |
151 | } | |
152 | catch(e){ | |
153 | return false; | |
154 | } | |
155 | return true; | |
156 | }); | |
157 | } | |
158 | return _23; | |
159 | },"json-comment-optional":function(xhr){ | |
160 | if(xhr.responseText&&/^[^{\[]*\/\*/.test(xhr.responseText)){ | |
161 | return _1f["json-comment-filtered"](xhr); | |
162 | }else{ | |
163 | return _1f["json"](xhr); | |
164 | } | |
165 | }}; | |
166 | dojo._ioSetArgs=function(_24,_25,_26,_27){ | |
167 | var _28={args:_24,url:_24.url}; | |
168 | var _29=null; | |
169 | if(_24.form){ | |
170 | var _2a=_1.byId(_24.form); | |
171 | var _2b=_2a.getAttributeNode("action"); | |
172 | _28.url=_28.url||(_2b?_2b.value:null); | |
173 | _29=_1.formToObject(_2a); | |
174 | } | |
175 | var _2c=[{}]; | |
176 | if(_29){ | |
177 | _2c.push(_29); | |
178 | } | |
179 | if(_24.content){ | |
180 | _2c.push(_24.content); | |
181 | } | |
182 | if(_24.preventCache){ | |
183 | _2c.push({"dojo.preventCache":new Date().valueOf()}); | |
184 | } | |
185 | _28.query=_1.objectToQuery(_1.mixin.apply(null,_2c)); | |
186 | _28.handleAs=_24.handleAs||"text"; | |
187 | var d=new _1.Deferred(_25); | |
188 | d.addCallbacks(_26,function(_2d){ | |
189 | return _27(_2d,d); | |
190 | }); | |
191 | var ld=_24.load; | |
192 | if(ld&&_1.isFunction(ld)){ | |
193 | d.addCallback(function(_2e){ | |
194 | return ld.call(_24,_2e,_28); | |
195 | }); | |
196 | } | |
197 | var err=_24.error; | |
198 | if(err&&_1.isFunction(err)){ | |
199 | d.addErrback(function(_2f){ | |
200 | return err.call(_24,_2f,_28); | |
201 | }); | |
202 | } | |
203 | var _30=_24.handle; | |
204 | if(_30&&_1.isFunction(_30)){ | |
205 | d.addBoth(function(_31){ | |
206 | return _30.call(_24,_31,_28); | |
207 | }); | |
208 | } | |
209 | if(_2.ioPublish&&_1.publish&&_28.args.ioPublish!==false){ | |
210 | d.addCallbacks(function(res){ | |
211 | _1.publish("/dojo/io/load",[d,res]); | |
212 | return res; | |
213 | },function(res){ | |
214 | _1.publish("/dojo/io/error",[d,res]); | |
215 | return res; | |
216 | }); | |
217 | d.addBoth(function(res){ | |
218 | _1.publish("/dojo/io/done",[d,res]); | |
219 | return res; | |
220 | }); | |
221 | } | |
222 | d.ioArgs=_28; | |
223 | return d; | |
224 | }; | |
225 | var _32=function(dfd){ | |
226 | dfd.canceled=true; | |
227 | var xhr=dfd.ioArgs.xhr; | |
228 | var _33=typeof xhr.abort; | |
229 | if(_33=="function"||_33=="object"||_33=="unknown"){ | |
230 | xhr.abort(); | |
231 | } | |
232 | var err=dfd.ioArgs.error; | |
233 | if(!err){ | |
234 | err=new Error("xhr cancelled"); | |
235 | err.dojoType="cancel"; | |
236 | } | |
237 | return err; | |
238 | }; | |
239 | var _34=function(dfd){ | |
240 | var ret=_1f[dfd.ioArgs.handleAs](dfd.ioArgs.xhr); | |
241 | return ret===undefined?null:ret; | |
242 | }; | |
243 | var _35=function(_36,dfd){ | |
244 | if(!dfd.ioArgs.args.failOk){ | |
245 | console.error(_36); | |
246 | } | |
247 | return _36; | |
248 | }; | |
249 | var _37=null; | |
250 | var _38=[]; | |
251 | var _39=0; | |
252 | var _3a=function(dfd){ | |
253 | if(_39<=0){ | |
254 | _39=0; | |
255 | if(_2.ioPublish&&_1.publish&&(!dfd||dfd&&dfd.ioArgs.args.ioPublish!==false)){ | |
256 | _1.publish("/dojo/io/stop"); | |
257 | } | |
258 | } | |
259 | }; | |
260 | var _3b=function(){ | |
261 | var now=(new Date()).getTime(); | |
262 | if(!_1._blockAsync){ | |
263 | for(var i=0,tif;i<_38.length&&(tif=_38[i]);i++){ | |
264 | var dfd=tif.dfd; | |
265 | var _3c=function(){ | |
266 | if(!dfd||dfd.canceled||!tif.validCheck(dfd)){ | |
267 | _38.splice(i--,1); | |
268 | _39-=1; | |
269 | }else{ | |
270 | if(tif.ioCheck(dfd)){ | |
271 | _38.splice(i--,1); | |
272 | tif.resHandle(dfd); | |
273 | _39-=1; | |
274 | }else{ | |
275 | if(dfd.startTime){ | |
276 | if(dfd.startTime+(dfd.ioArgs.args.timeout||0)<now){ | |
277 | _38.splice(i--,1); | |
278 | var err=new Error("timeout exceeded"); | |
279 | err.dojoType="timeout"; | |
280 | dfd.errback(err); | |
281 | dfd.cancel(); | |
282 | _39-=1; | |
283 | } | |
284 | } | |
285 | } | |
286 | } | |
287 | }; | |
288 | if(dojo.config.debugAtAllCosts){ | |
289 | _3c.call(this); | |
290 | }else{ | |
291 | try{ | |
292 | _3c.call(this); | |
293 | } | |
294 | catch(e){ | |
295 | dfd.errback(e); | |
296 | } | |
297 | } | |
298 | } | |
299 | } | |
300 | _3a(dfd); | |
301 | if(!_38.length){ | |
302 | clearInterval(_37); | |
303 | _37=null; | |
304 | return; | |
305 | } | |
306 | }; | |
307 | dojo._ioCancelAll=function(){ | |
308 | try{ | |
309 | _1.forEach(_38,function(i){ | |
310 | try{ | |
311 | i.dfd.cancel(); | |
312 | } | |
313 | catch(e){ | |
314 | } | |
315 | }); | |
316 | } | |
317 | catch(e){ | |
318 | } | |
319 | }; | |
320 | if(_1.isIE){ | |
321 | _1.addOnWindowUnload(_1._ioCancelAll); | |
322 | } | |
323 | _1._ioNotifyStart=function(dfd){ | |
324 | if(_2.ioPublish&&_1.publish&&dfd.ioArgs.args.ioPublish!==false){ | |
325 | if(!_39){ | |
326 | _1.publish("/dojo/io/start"); | |
327 | } | |
328 | _39+=1; | |
329 | _1.publish("/dojo/io/send",[dfd]); | |
330 | } | |
331 | }; | |
332 | _1._ioWatch=function(dfd,_3d,_3e,_3f){ | |
333 | var _40=dfd.ioArgs.args; | |
334 | if(_40.timeout){ | |
335 | dfd.startTime=(new Date()).getTime(); | |
336 | } | |
337 | _38.push({dfd:dfd,validCheck:_3d,ioCheck:_3e,resHandle:_3f}); | |
338 | if(!_37){ | |
339 | _37=setInterval(_3b,50); | |
340 | } | |
341 | if(_40.sync){ | |
342 | _3b(); | |
343 | } | |
344 | }; | |
345 | var _41="application/x-www-form-urlencoded"; | |
346 | var _42=function(dfd){ | |
347 | return dfd.ioArgs.xhr.readyState; | |
348 | }; | |
349 | var _43=function(dfd){ | |
350 | return 4==dfd.ioArgs.xhr.readyState; | |
351 | }; | |
352 | var _44=function(dfd){ | |
353 | var xhr=dfd.ioArgs.xhr; | |
354 | if(_1._isDocumentOk(xhr)){ | |
355 | dfd.callback(dfd); | |
356 | }else{ | |
357 | var err=new Error("Unable to load "+dfd.ioArgs.url+" status:"+xhr.status); | |
358 | err.status=xhr.status; | |
359 | err.responseText=xhr.responseText; | |
360 | dfd.errback(err); | |
361 | } | |
362 | }; | |
363 | dojo._ioAddQueryToUrl=function(_45){ | |
364 | if(_45.query.length){ | |
365 | _45.url+=(_45.url.indexOf("?")==-1?"?":"&")+_45.query; | |
366 | _45.query=null; | |
367 | } | |
368 | }; | |
369 | dojo.xhr=function(_46,_47,_48){ | |
370 | var dfd=_1._ioSetArgs(_47,_32,_34,_35); | |
371 | var _49=dfd.ioArgs; | |
372 | var xhr=_49.xhr=_1._xhrObj(_49.args); | |
373 | if(!xhr){ | |
374 | dfd.cancel(); | |
375 | return dfd; | |
376 | } | |
377 | if("postData" in _47){ | |
378 | _49.query=_47.postData; | |
379 | }else{ | |
380 | if("putData" in _47){ | |
381 | _49.query=_47.putData; | |
382 | }else{ | |
383 | if("rawBody" in _47){ | |
384 | _49.query=_47.rawBody; | |
385 | }else{ | |
386 | if((arguments.length>2&&!_48)||"POST|PUT".indexOf(_46.toUpperCase())==-1){ | |
387 | _1._ioAddQueryToUrl(_49); | |
388 | } | |
389 | } | |
390 | } | |
391 | } | |
392 | xhr.open(_46,_49.url,_47.sync!==true,_47.user||undefined,_47.password||undefined); | |
393 | if(_47.headers){ | |
394 | for(var hdr in _47.headers){ | |
395 | if(hdr.toLowerCase()==="content-type"&&!_47.contentType){ | |
396 | _47.contentType=_47.headers[hdr]; | |
397 | }else{ | |
398 | if(_47.headers[hdr]){ | |
399 | xhr.setRequestHeader(hdr,_47.headers[hdr]); | |
400 | } | |
401 | } | |
402 | } | |
403 | } | |
404 | xhr.setRequestHeader("Content-Type",_47.contentType||_41); | |
405 | if(!_47.headers||!("X-Requested-With" in _47.headers)){ | |
406 | xhr.setRequestHeader("X-Requested-With","XMLHttpRequest"); | |
407 | } | |
408 | _1._ioNotifyStart(dfd); | |
409 | if(dojo.config.debugAtAllCosts){ | |
410 | xhr.send(_49.query); | |
411 | }else{ | |
412 | try{ | |
413 | xhr.send(_49.query); | |
414 | } | |
415 | catch(e){ | |
416 | _49.error=e; | |
417 | dfd.cancel(); | |
418 | } | |
419 | } | |
420 | _1._ioWatch(dfd,_42,_43,_44); | |
421 | xhr=null; | |
422 | return dfd; | |
423 | }; | |
424 | dojo.xhrGet=function(_4a){ | |
425 | return _1.xhr("GET",_4a); | |
426 | }; | |
427 | dojo.rawXhrPost=dojo.xhrPost=function(_4b){ | |
428 | return _1.xhr("POST",_4b,true); | |
429 | }; | |
430 | dojo.rawXhrPut=dojo.xhrPut=function(_4c){ | |
431 | return _1.xhr("PUT",_4c,true); | |
432 | }; | |
433 | dojo.xhrDelete=function(_4d){ | |
434 | return _1.xhr("DELETE",_4d); | |
435 | }; | |
436 | })(); | |
437 | } |