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![]() | ![]() | ![]() | Altova Mailing List Archives>Archive Index >microsoft.public.xml Archive Home >Recent entries [Thread Prev] >Thread Next - RE: decoding base64 data on client/browser? decoding base64 data on client/browser?To: NULL Date: 3/2/2006 8:45:00 PM My browser app sends a request to the server for a binary file. The server
receives the request, converts the file to base64, packages it up in XML, and
returns it to the client/browser.
I can parse the returned XML just fine -- and find the base64 data -- but
for the life of me cannot get it decoded back to it's original format. The
script below gets the filedata (using "nodeTypedValue") and saves it, but
it's still the base64 representation of the file.
I've tried a million different things, and have searched all over the web
and newsgroups, and I just can't seem to find a combination that gets me the
original unencoded/decoded filedata.
Two other notes:
1. On the server side, I set the dataType = "bin.base64"
2. When it's back here on the client, if I alert() out the dataType for the
node, it's null. I thought that was interesting.
Here is my client/browser JavaScript:
var getdocs_xmlhttp = new ActiveXObject("Msxml2.XMLHTTP.4.0");
var getdocs_xmldoc = new ActiveXObject("Msxml2.DOMDocument.4.0");
getdocs_xmldoc.loadXML(reqxml);
getdocs_xmlhttp.open("POST", "http://myserver/getbinfile.asp", false);
getdocs_xmlhttp.send(getdocs_xmldoc);
getdocs_xmldoc.loadXML(getdocs_xmlhttp.responseText);
//getdocs_xmldoc.save(folderpath + "download.xml");
var root = getdocs_xmldoc.documentElement;
var inodelist = root.childNodes;
...
parsing through for other data as well (i.e. filename)
...
if( nitem.nodeName == "filedata" )
{
var objStream = new ActiveXObject("ADODB.Stream")
objStream.Type = 1;
objStream.Open();
objStream.Write( nitem.childNodes.item(0).nodeTypedValue );
objStream.SaveToFile( folderpath + tfilename, (1 & 2) );
objStream.Close();
}
ANY help would be MUCH appreciated. Thank you all!
-b
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