' $$Id$$
'
' Our thanks to Nick Allport at Rhondda Cynon Taff CBC for supplying the
' following code as a work around to the use of an invalid
' fragment idenitifier by ASP.NET.
'
' More information: http://www.sitemorse.com/kb.html?q=1269547103
' 
' This code can be applied either to a Master Page or in individual pages.
'
' 2006-08-08

' VB.NET

Protected Overrides Sub Render(ByVal writer As System.Web.UI.HtmlTextWriter)

Dim myMemoryStream As New
System.IO.MemoryStream
Dim myStreamWriter As New
System.IO.StreamWriter(myMemoryStream)

Dim myWriter As New
System.Web.UI.HtmlTextWriter(myStreamWriter)
MyBase.Render(myWriter)

myWriter.Flush()
myWriter.Dispose()

Dim myStreamReader As New
System.IO.StreamReader(myMemoryStream)
myStreamReader.BaseStream.Position = 0

Dim pageContent As String = myStreamReader.ReadToEnd

myStreamReader.Dispose()
myMemoryStream.Dispose()

' __EVENTTARGET
Try
pageContent = pageContent.Replace("id=""__EVENTTARGET""", "id=""EVENTTARGET""")
Catch ex As Exception
End Try


' __EVENTARGUMENT
Try
pageContent = pageContent.Replace("id=""__EVENTARGUMENT""", "id=""EVENTARGUMENT""")
Catch ex As Exception
End Try


' __LASTFOCUS
Try
pageContent = pageContent.Replace("id=""__LASTFOCUS""", "id=""LASTFOCUS""")
Catch ex As Exception
End Try


' __VIEWSTATE
Try
pageContent = pageContent.Replace("id=""__VIEWSTATE""", "id=""VIEWSTATE""")
Catch ex As Exception
End Try


' __VIEWSTATEENCRYPTED
Try
pageContent = pageContent.Replace("id=""__VIEWSTATEENCRYPTED""", "id=""VIEWSTATEENCRYPTED""")
Catch ex As Exception
End Try


' __EVENTVALIDATION
Try
pageContent = pageContent.Replace("id=""__EVENTVALIDATION""", "id=""EVENTVALIDATION""")
Catch ex As Exception
End Try

writer.Write(pageContent)

End Sub

' C#
'
' Our thanks to Marc at axisweb.org for the C# implementation
'
' 2009 03 20
'


    protected override void Render(System.Web.UI.HtmlTextWriter writer)
    {
        System.IO.MemoryStream myMemoryStream = new System.IO.MemoryStream();
        System.IO.StreamWriter myStreamWriter = new System.IO.StreamWriter(myMemoryStream);
        System.Web.UI.HtmlTextWriter myWriter = new System.Web.UI.HtmlTextWriter(myStreamWriter);
        System.IO.StreamReader myStreamReader = new System.IO.StreamReader(myMemoryStream);

        base.Render(myWriter);
        myWriter.Flush();
        myWriter.Dispose();
        myStreamReader.BaseStream.Position = 0;

        string pageContent = myStreamReader.ReadToEnd().ToString();
        myStreamReader.Dispose();
        myMemoryStream.Dispose();

        try
        {
            pageContent = pageContent.Replace("id=\"__EVENTTARGET\"", "id=\"EVENTTARGET\"");
            pageContent = pageContent.Replace("id=\"__EVENTARGUMENT\"", "id=\"EVENTARGUMENT\"");
            pageContent = pageContent.Replace("id=\"__LASTFOCUS\"", "id=\"LASTFOCUS\"");
            pageContent = pageContent.Replace("id=\"__VIEWSTATE\"", "id=\"VIEWSTATE\"");
            pageContent = pageContent.Replace("id=\"__VIEWSTATEENCRYPTED\"", "id=\"VIEWSTATEENCRYPTED\"");
            pageContent = pageContent.Replace("id=\"__EVENTVALIDATION\"", "id=\"EVENTVALIDATION\"");
        }
        catch
        {  }
        finally
        {  }

        writer.Write(pageContent);

    }