Source of AjaxLibrary.asp

<!-- METADATA TYPE="typelib" FILE="c:\program files\common files\system\ado\msado15.dll" -->
<%
Const DOMClass = "MSXML2.DOMDocument.4.0"
 
Sub rw(t) : Response.write(t) : End Sub
Sub rwbr(t) : Response.Write(t & "<br />") : End Sub
Sub PrintError(t) : rw "<p class='error'>" & t & "</p>" : Response.End : End Sub
 
'
' Open database connection
'
 
Dim DB
Set DB = Server.CreateObject("ADODB.Connection")
DB.Mode = adModeRead
DB.Open "Provider=Microsoft.Jet.OLEDB.4.0; Data Source=" & Server.MapPath("faq.mdb")
 
Response.CodePage = 65001
 
 
'
' AddXMLStylesheet - adds xml-stylesheet processing instruction to the XML document
'
' Input:
'   XDoc     - XML document
'   StyleURL - URL string to the XSL file
'
 
Sub AddXMLStylesheet(XDoc,StyleURL)
  Dim XPI
  Set XPI = XDoc.createProcessingInstruction("xml-stylesheet","href=""" & StyleURL & """ type=""text/xsl""")
  XDoc.insertBefore XPI, XDoc.documentElement
End Sub
 
Function UseXMLOutput
  UseXMLOutput = Request.QueryString("XML") <> "" Or InStr(Request.ServerVariables("HTTP_ACCEPT"),"x-ajax") > 0
End Function
 
'
' OutputXMLResponse - outputs XML document
'
' If XML is enabled changes ASP output to text/xml and prints the XML document to the output. Optionally adds XSL stylesheet to the XML document
' If XML is disabled, transforms XML to HTML and outputs HTML
'
' Input: 
'   XDoc     - XML document
'   StyleURL - URL string of the XSL stylesheet (Null if none)
'
' Output:
'   Content-type is changed to text/xml
'   XML document is dumped to the output stream
'
' Note:
'   If successful, the subroutine does not return
 
Sub SetXMLOptions (XD)
  XD.Async = False
  XD.setProperty "ServerHTTPRequest",true
  XD.setProperty "AllowDocumentFunction",true
  XD.resolveExternals = True
End Sub
 
Function LocalXSLTransform(XDoc,StyleURL)
  Dim XSLT
  Set XSLT = Server.CreateObject(DOMClass)
  SetXMLOptions XDoc : SetXMLOptions XSLT
    
  If Not XSLT.Load (Server.MapPath(StyleURL)) Then PrintError "XSL stylesheet load failed " & StyleURL
  if XSLT.parseError.errorCode <> 0 Then PrintError "XML parsing failed: " & XSLT.parseError.reason
  LocalXSLTransform = XDoc.transformNode(XSLT)
End Function
 
Sub OutputXMLDocument(XDoc,StyleURL)
  If Not IsNull(StyleURL) Then AddXMLStylesheet XDoc,StyleURL
  Response.Clear
  Response.ContentType = "text/xml"
  Response.Charset = "utf-8"
  Response.Write XDoc.xml
  Response.End
End Sub
 
Sub OutputXMLResponse(XDoc,StyleURL)
  Dim XSLT,HText
  
  If UseXMLOutput Or IsNull(StyleURL) Then
    OutputXMLDocument XDoc,Null
  Else
    Response.Clear
    Response.ContentType = "text/html"
    Response.Write LocaLXSLTransform(XDoc,StyleURL)
    Response.End
  End If
End Sub
 
'
' NewXMLObject - creates new XML object and inserts XML PI
'
' Input: 
'   RNode - root node name
'   Enc - encoding, windows-1250 if empty
'
' Returns: empty XML document with specified encoding and root node
 
Function NewXMLObject (RootNode)
  Dim XO,XPI
  
  Set XO = Server.CreateObject(DOMClass)
  Set XPI = XO.createProcessingInstruction("xml","version='1.0'")
  XO.insertBefore XPI,XO.documentElement
  Set XPI = XO.createElement(RootNode)
  XO.insertBefore XPI,Null  
  Set NewXMLObject = XO
End Function
 
Function NewXMLElement (XDoc,EName,XParent)
  Dim XE
  
  Set XE = XDoc.createElement(EName)
  Set NewXMLElement = XE
  
  If IsNull(XParent) Then
    XDoc.lastChild.insertBefore XE,Null
  Else
    XParent.insertBefore XE,Null
  End If
End Function
 
Function NewXMLTextElement (XDoc,EName,EText,XParent)
  Dim XE
  Set XE = NewXMLElement (XDoc,EName,XParent)
  XE.text = EText
  Set NewXMLTextElement = XE
End Function
 
'
' InsertHTMLFragment: parses text into XML tree, copies all children to the target XML element
'
' Input:
'   HText - HTML markup
'   XElem - target XML element
 
Dim XFrag
 
Sub InsertHTMLFragment(XElem,HText)
  Dim CX
  
  If Not IsObject(XFrag) Then Set XFrag = Server.CreateObject(DOMClass) ' Cache DOM object between calls
  If Not XFrag.loadXML ("<html>" + HText + "</html>") Then PrintError "Not a valid XML fragment: " & Server.HTMLEncode(HText)
  
  For Each CX In XFrag.documentElement.childNodes
    XFrag.documentElement.removeChild CX
    XElem.appendChild CX
  Next
End Sub  
%>