On Jul 6, 9:11 am, "Anthony Jones" <A...@yadayadayada.com> wrote:
> <clockem...@alltel.net> wrote in message
>
> news:1183729025.181947.255570@g......
>
>
>
>
>
> > On Jul 6, 3:28 am, "Anthony Jones" <A...@yadayadayada.com> wrote:
> > > <clockem...@alltel.net> wrote in message
>
> > >news:1183653614.908936.37170@n......
>
> > > > I welcome all suggestions as to how to solve the following problem,
> > > > and I am fully prepared for mountains of criticism!.
>
> > > > I am now prohibited from using XMLHttpRequest and template queries to
> > > > return data from an SQL database as I had previously done. Therefore,
> > > > I have been using an XMLHttpRequest to return the responseText of an
> > > > aspx page that adds the returned data to a blank page using
> > > > Response.Write. The blank aspx page has the following XML added to it
> > > > by code.
> > > > <xml>
> > > >    <loaninfo>
> > > >        <borrower>
> > > >            <firstname>John</firstname>
> > > >            <middlename>Fred</middlename>
> > > >            <lastname>Harris</lastname>
> > > >        </borrower>
> > > >        <borrower>
> > > >            <firstname>Frank</firstname>
> > > >            <middlename>Bob</middlename>
> > > >            <lastname>Smith</lastname>
> > > >        </borrower>
> > > >    </loaninfo>
> > > > </xml>
>
> > > > I use the following JavaScript code to return this xml to the aspx
> > > > page where it is needed. The aspx page has the following data island
> > > > included within the html.
>
> > > > <xml id="xmlDataIsland">
> > > > </xml>
>
> > > > The http variable below has been properly set elsewhere in the code. I
> > > > am just trying to minimize the necessary code inclusion.
>
> > > > var url = "CreateXMLFile.aspx?strSearch=" + strSearchTerm;
> > > > http.open("GET", url, true);
> > > > http.onreadystatechange = handleHttpManualSearch;
> > > > http.send(null);
>
> > > > function handleHttpManualSearch() {
> > > > if (http.readyState == 4)
> > > > {
> > > >    var strXML = http.responseText;
> > > >    document.getElementById("xmlDataIsland").InnerXml = strXML;
> > > >    alert("strXML = " +
> > > > document.getElementById("xmlDataIsland").InnerXml);
> > > > }
>
> > > > The alert displays the xml exactly as it appears on the aspx page from
> > > > which it was taken, including the <xml> tags. However, I have failed
> > > > to find a way to refer to elements within the data island (I have also
> > > > removed the <xml> tags from the responseText, which did not solve the
> > > > problem). Is there a way in which I can step through the borrower
> > > > nodes to obtain the data contained within, and make use of it in
> > > > JavaScript? I was looking for something similar to the way that I
> > > > would handle a responseXML in the following manner.
>
> > > > var xmlDocument = http.responseXML;
> > > > var root = xmlDocument.documentElement;
> > > > if(root.getElementsByTagName('Message').length > 0)
> > > > {
> > > >    var strMessage =
> > > > root.getElementsByTagName('borrower').item(0).firstChild.data;
> > > > }
>
> > > I'm a bit confused why you need to use data islands?
> > > XMLHttpRequest has a ResponseXML property which will return an XML DOM
> when
> > > the response content type is "text/xml".- Hide quoted text -
>
> > > - Show quoted text -
>
> > How can I set that in client-side JavaScript?
>
> You don't. You do it in the ASPX:-  Response.ContentType = "text/xml"- Hide quoted text -
>
> - Show quoted text -

I'm obviously missing something, but I added that line after my
Response.Write lines in the aspx page, and then restored my use of
responseXML in my JavaScript, but that did not work. Thanks for your
help Anthony, and I am probably not using the best way to solve this,
but as I have it working I will settle for that for now.