mpl*_*jan 6 javascript authentication jquery json cors
这让我疯狂.
jQuery 1.4.2,windows XP sp3
这是我的测试.
加载Firefox 3.5+
http://plungjan.name/test/testcors.html
作品
将文件保存到硬盘并从那里运行
从我的办公室,外部工作和内部工作没有
同样有趣的是,我无法一次完成这两项任务.
背景:我对使用CORS的内部Web服务进行了GET.请不要发布有关FF的任何答案,因为这里和此处详细说明了自v3.5以来的处理跨域请求
它适用于从一台服务器到另一台服务器的IE8和FF3.6.6,现在几乎从文件系统(文件:///)到服务. 仅限文件系统,并且仅当FF 3.6.6需要协商时(用户已经登录,授权并发送凭证!)我是否在协商后得不到数据.jQuery xhr返回状态0并且没有data/responseText或者其他什么对我来说,jQuery会对401的xhr作出反应并保存xhr而不是200以后的OK
这是我在提醒XHR对象时在通信结束时得到的结果:
Status:success
Data:[]
XHR:
some native functions,
readyState:4
status:0
responseXML:null
responseText:
withCredentials:true
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如果我调用同一台服务器但不需要凭据,则返回的数据就是精确的跨域
所以沟通如下:
GET /restapplicationusingcors/authenticationneeded-internal/someid
Accept: application/json
Accept-Language: en
.
.
Origin: null
Cookie: LtpaToken=...
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回报是
HTTP/1.1 401 Unauthorized
Server: Apache
Pragma: No-cache
Cache-Control: no-cache
Expires: Thu, 01 Jan 1970 01:00:00 CET
WWW-Authenticate: Negotiate
Connection: close
Transfer-Encoding: chunked
Content-Type: text/html
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然后FF发送
GET /restapplicationusingcors/authenticationneeded-internal/someid HTTP/1.1
Host: myhost.myintranet.bla
User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.2.6) Gecko/20100625 Firefox/3.6.6
Accept: application/json
Accept-Language: en
Accept-Encoding: gzip,deflate
Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7
Keep-Alive: 115
Connection: keep-alive
Origin: null
Cookie: LtpaToken=....
Authorization: Negotiate ....
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并获得我需要的文件奖励,但无法获得FF:
HTTP/1.1 200 OK
Date: Tue, 20 Jul 2010 12:08:39 GMT
Pragma: No-cache
Cache-Control: no-cache, max-age=600, s-maxage=3600
Expires: Thu, 01 Jan 1970 01:00:00 CET
X-Powered-By: ...
Content-Disposition: inline;filename=nnnnnn.json
Content-Language: en
Access-Control-Allow-Origin: ...
Keep-Alive: timeout=6, max=70
Connection: Keep-Alive
Transfer-Encoding: chunked
Content-Type: application/json;charset=UTF-8
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从服务器发的数据是不是在XHR对象
这是我的代码
function getJSON(url,func,lang) {
accept = 'application/json';
lang=lang?lang:"*";
// gruesome hack to handle that APPENDS the mime header to */* !!!
// NOW HANDLED by first setting Accept to "" !!!
// if ($.browser.msie && url.indexOf('serveAsMime')==-1) {
// url+= '?serveAsMime='+accept;
// }
if (currentRequest != null) currentRequest.abort();
var requestObjectJSON = {
url : url,
// dataType: "json",
method : 'get',
beforeSend: function(xhr){
xhr.setRequestHeader('Accept', ""); // IE hack
xhr.setRequestHeader('Accept', accept);
xhr.setRequestHeader('Accept-Language', lang);
if (url.indexOf('-internal') !=-1) {
try {
xhr.withCredentials = true;
alert('set credentials')
}
catch(e) {
alert('cannot set xhr with credentials')
}
}
},
success: function(data,status,xhr) {
var responseText = xhr.responseText;
var responseJSON = xhr.responseJSON;
var t = "";
try{
for (var o in xhr) t += '\n'+o+':'+xhr[o];
}
catch(e) {
if (e.message.indexOf('.channel')==-1)alert(e.message);
}
alert('Status:'+status+'\nData:['+data+']\nXHR:'+t);
func(responseText);
},
}
currentRequest = $.ajax(requestObjectJSON);
}
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