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From "Bastian Hofmann (JIRA)" <j...@apache.org>
Subject [jira] Created: (SHINDIG-1356) Remove leading characters in XHR callback processing which may be inserted if apache has transfer-encoding: chunked
Date Mon, 07 Jun 2010 15:39:43 GMT
Remove leading characters in XHR callback processing which may be inserted if apache has transfer-encoding:
chunked
-------------------------------------------------------------------------------------------------------------------

                 Key: SHINDIG-1356
                 URL: https://issues.apache.org/jira/browse/SHINDIG-1356
             Project: Shindig
          Issue Type: Bug
          Components: Javascript 
            Reporter: Bastian Hofmann
            Priority: Minor


When running on Apache with transfer-encoding: chunked there may be some line breaks \n before
the message. The following fix filters these out:

Index: features/src/main/javascript/features/core.io/io.js
===================================================================
--- features/src/main/javascript/features/core.io/io.js (Revision 952257)
+++ features/src/main/javascript/features/core.io/io.js (Arbeitskopie)
@@ -132,6 +132,9 @@
       return;
     }
     var txt = xobj.responseText;
+    // remove any leading characters like \n
+    // this happens if apache has transfer-encoding: chunked
+    txt = txt.substr(txt.indexOf(UNPARSEABLE_CRUFT))
     // remove unparseable cruft used to prevent cross-site script inclusion
     txt = txt.substr(UNPARSEABLE_CRUFT.length);
     // We are using eval directly here because the outer response comes from a

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