3

所以我有这个用于将 swfuploader 加载到页面上的 javascript 代码(http://code.google.com/p/swfupload/

swfuPubThumbnailUploader = new SWFUpload({
  upload_url : "/upload_thumbnail",
  flash_url : "/Flash/swfupload.swf",
  file_size_limit : 512 + " MB",
  file_post_name: 'files[swf]',
  file_types : '*.jpg;*.jpeg;*.gif;*.png',
  file_types_description: "Image Files",
  file_queue_limit : 1,
  button_placeholder_id: 'swf-trans-file-selector',
  button_text: '',
  button_image_url: '',
  button_width: "85",
  button_height: "25",
  button_cursor : SWFUpload.CURSOR.HAND,
  button_window_mode : SWFUpload.WINDOW_MODE.TRANSPARENT,

  post_params : {
                "sid" : sid
  },

  preserve_relative_urls : true,
  file_queued_handler : fileQueued,
  file_queue_error_handler : fileQueueError,
  file_dialog_complete_handler : fileDialogComplete,
  file_dialog_start_handler : sLibraryFileDialogStart,
  upload_start_handler : sLibraryPubUploadStart,
  upload_progress_handler : sLibraryPubUploadProgress,
  upload_error_handler : sLibraryPubUploadError,
  upload_success_handler : sLibraryPubUploadSuccess,
  upload_complete_handler : sLibraryPubUploadComplete,
  queue_complete_handler : queueComplete, // Queue plugin event

  custom_settings: {
    progressTarget : ("fsPPUploadProgress")
  }
});

但是每当我使用 swfuploader 上传(上传图片,更具体地说......)时,swfuploader 都会抱怨 302 错误,这表明 url 正在重定向......但是当我访问上传 url '/upload_thumbnail' 时没有重定向发生并且上传网址加载正常......所以我检查了提琴手来检查这两个案例,这里是每个案例的请求

当我通过浏览器访问 /upload_thumbnail 时:

GET /upload_thumbnail HTTP/1.1
Host: my.domain.com
User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:12.0) Gecko/20100101 Firefox/12.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: en-us,en;q=0.5
Accept-Encoding: gzip, deflate
Connection: keep-alive
Cookie: __utma=171146939.260757561.1311084520.1336078159.1336400574.117; __utmz=171146939.1311084520.1.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none); __utma=104299925.1228643063.1313075490.1335542105.1335567483.41; __utmz=104299925.1333981938.38.25.utmcsr=my.domain.com:8090|utmccn=(referral)|utmcmd=referral|utmcct=/browse/MD-2760; __qca=P0-29539114-1325619242917; SESS5ccc5f20cb72179af2f569e77eaa49da=6vde0rln7q3384k5lcvedsgfh3; SimpleSAMLAuthToken=_c2f653a6e9b18b10439d73849fb1142a7d43851998; __utmc=171146939; has_js=1
If-Modified-Since: Mon, 07 May 2012 19:13:38 +0000
If-None-Match: "1336418018"

状态为 200 时加载正常

然后来自 swfuploader

POST /upload_thumbnail HTTP/1.1
Accept: text/*
Content-Type: multipart/form-data; boundary=----------gL6Ef1Ef1KM7Ij5gL6ae0gL6GI3GI3
User-Agent: Shockwave Flash
Host: my.domain.com
Content-Length: 847357
Connection: Keep-Alive
Pragma: no-cache
Cookie: __utma=171146939.1934231828.1323362429.1328283903.1333582993.5; __utmz=171146939.1323362429.1.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none); __utma=104299925.1653270920.1323362234.1334760245.1335992862.7; __utmz=104299925.1323362234.1.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none); SESS5ccc5f20cb72179af2f569e77eaa49da=0qjn1gva2rhlcqiqp2g7liumd0; __qca=P0-1855943596-1327334275533

最终状态为 302 并重定向到登录页面....

所以我发现罪魁祸首是 Cookie: request....如果我将浏览器的 COOKIE 请求切换为 swfuploader 的 Cookie 请求,则 swfuploader 请求将正确加载状态为 200...

我的第一个问题是......为什么?swfuploader 的 Cookie 请求有什么问题?

其次,如何将其转换为最顶部的我的 javascript SWFUpload 代码,以便浏览器中的实际 swfuploader 将其 Cookie 请求适当地修复....

4

1 回答 1

4

默认的PHP 会话处理程序机制使用您的Cookie 和 User-Agent将会话与用户匹配。由于 Flash 使用"ShockWave Flash"的用户代理向服务器标识自己,这与浏览器的 UA 不同,因此 php 会为请求分配一个新会话。

如果您输出_POST数据,然后将这些值与您获得的值进行比较,session_start()或者您将浏览器 UA 更改为与 Flash 发送的完全匹配,您可以检查这一点。

解决方案?

以任何您想要的方式将会话 ID 传递给服务器,默认值为_POST,并使用正确的 ID 初始化会话。

SWFUpload 为您提供post_params定义将随每个上传文件发布的名称/值对”。

// SWFUpload example - taken from you own config file
post_params : {
    "sid" : sid => THIS WOULD BE YOUR SESSION ID!; you can put <?=session_id()?>
},

然后在服务器端...

// Prior to starting the session as you normally do you'll want to check if 
// you're trying to pass a session id by post, if so, initialize session with it
<?php
if(isset($_POST['sid']))
{
    session_id($_POST["sid"]);
}
session_start();
于 2013-05-29T05:14:07.253 回答