Many changes

- Accepts multiple fields as a dictionary object
- Creates a new list item if there isn't an existing one
- Updates an existing list item if the ID is passed in

SPListLibrary.bas

@@ -1,39 +1,43 @@
 Attribute VB_Name = "SPListLibrary"
-Public Function Add_Item(ListName As String, SharepointUrl As String, ValueVar As String, FieldNameVar As String) As Integer
+Public Function SPListItem(SharepointUrl As String, ListName As String, ListData As Dictionary, Optional itemid As Integer = 0) As Integer
     Dim objXMLHTTP As MSXML2.XMLHTTP
     Dim strListNameOrGuid As String
     Dim strBatchXml As String
     Dim strSoapBody As String
     Dim xmlhttpResponse As New MSXML2.DOMDocument
     Dim attr As Object
-
+    Dim key As Variant
+    
+    strBatchXml = ""
+    For Each key In ListData
+        strBatchXml = strBatchXml & "<Field Name='" & key & "'>" & ListData(key) & "</Field>"
+    Next key
+    
+    If itemid = 0 Then
+        strBatchXml = "<Batch OnError='Continue'><Method ID='1' Cmd='New'>" & strBatchXml & "</Method></Batch>"
+    Else
+        strBatchXml = "<Batch OnError='Continue'><Method ID='1' Cmd='Update'><Field Name='ID'>" & itemid & "</Field>" & strBatchXml & "</Method></Batch>"
+    End If
+    
     Set objXMLHTTP = New MSXML2.XMLHTTP
-
-    strListNameOrGuid = ListName
-
-    strBatchXml = "<Batch OnError='Continue'><Method ID='3' Cmd='New'><Field Name='ID'>New</Field><Field Name=" + FieldNameVar + ">" + ValueVar + "</Field></Method></Batch>"
-
     objXMLHTTP.Open "POST", SharepointUrl + "_vti_bin/Lists.asmx", False
     objXMLHTTP.setRequestHeader "Content-Type", "text/xml; charset=""UTF-8"""
     objXMLHTTP.setRequestHeader "SOAPAction", "http://schemas.microsoft.com/sharepoint/soap/UpdateListItems"
-
+    
     strSoapBody = "<soap:Envelope xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance' " _
     & "xmlns:xsd='http://www.w3.org/2001/XMLSchema' " _
     & "xmlns:soap='http://schemas.xmlsoap.org/soap/envelope/'><soap:Body><UpdateListItems " _
-    & "xmlns='http://schemas.microsoft.com/sharepoint/soap/'><listName>" & strListNameOrGuid _
+    & "xmlns='http://schemas.microsoft.com/sharepoint/soap/'><listName>" & ListName _
     & "</listName><updates>" & strBatchXml & "</updates></UpdateListItems></soap:Body></soap:Envelope>"
-
+    
     objXMLHTTP.send strSoapBody
-
+    
     If objXMLHTTP.Status = 200 Then
         Set xmlhttpResponse = objXMLHTTP.responseXML
-        Add_Item = CInt(xmlhttpResponse.SelectSingleNode("//UpdateListItemsResult//Results//Result//z:row").Attributes.getNamedItem("ows_ID").Text)
+        CreateSPItem = CInt(xmlhttpResponse.SelectSingleNode("//UpdateListItemsResult//Results//Result//z:row").Attributes.getNamedItem("ows_ID").Text)
     Else
-        MsgBox ("Some kind of error happened. Wut?")
-        Add_Item = -1
+        CreateSPItem = -1
     End If
     
     Set objXMLHTTP = Nothing
-End Function
-
-
+End Function