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31May/060

Template Build Class

Updated code to remove extra XML information

Chris suggested that a web service be made available for projects to check for updates at openNTF. Vince implemented this rather quickly so I started to testing it on my projects. Everything worked great, but what I noticed was that I now have to maintain this information in both the 'Check for Updates' agent and the $TemplateBuild shared field so that it shows in the database properties.

Remember Chris Doig's tool to set the build information using a notes database (Great Tool). There is duplicate information in these two tools causing me to maintain the build information in both places. Hopefully I have provided a class that can help reduce the duplicity. The Template Build class will allow the setting and getting of the Template Build, Template Build Name and Template Build Date of the $TemplateBuild shared field. This can be used by the web service to get the information, Chris's tool can use it to set the information, and anyone else can use it to set or get the information. Then everyone will be happy, at least I will be!!

Here are the methods available:

Public Sub new( )<br>
Public Function GetVersionField() As NotesDocument<br>
Public Function getTemplateBuildName( ) As String<br>
Public Function setTemplateBuildName( BuildName As String )<br>
Public Function getTemplateBuild( ) As String<br>
Public Function setTemplateBuild( Build As String )<br>
Public Function getTemplateBuildDate( ) As NotesDateTime<br>
Public Function hasTemplateBuild( ) As Boolean<br>
Public Sub delete( )<br>




Template Build Class

Option Public
Option Declare
 
'/**
' * Notes/Domino uses a shared field called $TemplateBuild to store the current 
' * build number, build name and build date this class will allow access to the shared field
' * both to read and update.  
' *
' * History
' *14 Apr 2005	Christopher J Doig	Initial version
' *30 May 2006	Chad Schelfhout ( http://www.chadsmiley.com )
' *		Converted function to class
' *		Setters and getters for Build information
' * 		Allow the creation of the shared field if it does not exist
' */
Class TemplateBuild
	SharedFieldTitleName As String
	SharedFieldName As String
	TemplateBuildNameField As String
	TemplateBuildField As String
	TemplateBuildDateField As String
 
	docTemplateBuild As NotesDocument
	session As NotesSession
	saveDocTemplateBuild As Boolean
	Public Sub New ()
		SharedFieldTitleName = "$Title"
		SharedFieldName = "$TemplateBuild" 
		TemplateBuildNameField = "$TemplateBuildName"
		TemplateBuildField = "$TemplateBuild"
		TemplateBuildDateField = "$TemplateBuildDate"
 
		Set session = New NotesSession
		saveDocTemplateBuild = False
		Call GetVersionField()
	End Sub
'/*
' * 	Attempt to load the Build information if it is not there then import the DXL to create
' * the shared field then try and load the Build information again.
' */
	Public Function GetVersionField () As NotesDocument
		Call attemptLoad()
		If docTemplateBuild Is Nothing Then
			Call createBuildTemplateField()
			Call attemptLoad()
		End If
		Set GetVersionField = docTemplateBuild
	End Function
 
'/*
' * Search for the shared field called $TemplateBuild
' */
	Private Sub attemptLoad() 
 
		Dim doc As NotesDocument
		Dim nc As NotesNoteCollection
		Dim item As NotesItem
		Dim strID As String
 
		Set nc = session.CurrentDatabase.CreateNoteCollection ( False )
		nc.SelectSharedFields = True
		Call nc.BuildCollection
		strID = nc.GetFirstNoteId
 
		Set docTemplateBuild = Nothing
		Do Until strID = ""
			Set doc = session.CurrentDatabase.GetDocumentByID ( strID )		
			Set item = doc.GetFirstItem ( SharedFieldTitleName )
			If item.Text = SharedFieldName Then
				Set docTemplateBuild = doc
				Exit Do
			End If
			strID = nc.GetNextNoteId ( strID )
		Loop
	End Sub
'/*
' * Import a shared field called $TemplateBuild
' */
	Private Sub createBuildTemplateField()
 
		Dim importer As NotesDXLImporter
		Set importer = session.CreateDXLImporter
 
		importer.DesignImportOption = DXLIMPORTOPTION_CREATE
		Call importer.Import( |<?xml version='1.0' encoding='utf-8'?><!DOCTYPE sharedfield>
		<sharedfield name='$TemplateBuild' xmlns='http://www.lotus.com/dxl' language='en'>
	<field type='text' kind='editable' name='$TemplateBuild'/>
	<item name='$TemplateBuildName' sign='true'>
		<textlist>
			<text>Application Name</text>
		</textlist>
	</item>
	<item name='$TemplateBuild' sign='true'>
		<textlist>
			<text>0.0.0</text>
		</textlist>
	</item>
	<item name='$TemplateBuildDate' sign='true'>
		<datetimelist>
			<datetime dst='true'>19010101T000000,00-07</datetime>
		</datetimelist>
	</item>
</sharedfield>| , Session.CurrentDatabase )
		saveDocTemplateBuild = True
	End Sub
'/*
' * Get, Set Template Build Name
' */	
	Public Function getTemplateBuildName As String
		getTemplateBuildName = ""
		If hasTemplateBuild Then
			If docTemplateBuild.HasItem( TemplateBuildNameField ) Then
				getTemplateBuildName = docTemplateBuild.getFirstItem( TemplateBuildNameField ).text
			End If
		End If
	End Function
	Public Sub setTemplateBuildName ( BuildName As String )
		If hasTemplateBuild Then
			Call docTemplateBuild.ReplaceItemValue( TemplateBuildNameField ,  BuildName )
			saveDocTemplateBuild = True
		End If
	End Sub
 
'/*
' * Get, Set Template Build
' */	
	Public Function getTemplateBuild	As String
		getTemplateBuild = ""
		If hasTemplateBuild Then
			If docTemplateBuild.HasItem( TemplateBuildField ) Then
				getTemplateBuild = docTemplateBuild.getFirstItem( TemplateBuildField ).text
			End If
		End If
	End Function
	Public Sub setTemplateBuild ( Build As String )
		If hasTemplateBuild Then
			Call docTemplateBuild.ReplaceItemValue( TemplateBuildField ,  Build )
			saveDocTemplateBuild = True
		End If
	End Sub
 
'/*
' * Get, Set Template Build Date
' */	
	Public Function getTemplateBuildDate As NotesDateTime
		Set getTemplateBuildDate = New NotesDateTime( "0/0/0" )
		If hasTemplateBuild Then
			If ( docTemplateBuild.HasItem( TemplateBuildDateField ) ) Then
				Set getTemplateBuildDate = docTemplateBuild.getFirstItem( TemplateBuildDateField ).dateTimeValue
			End If
		End If
	End Function
	Public Sub setTemplateBuildDate ( BuildDate As NotesDateTime )
		If hasTemplateBuild Then
			Call docTemplateBuild.ReplaceItemValue( TemplateBuildDateField ,  BuildDate )
			saveDocTemplateBuild = True
		End If
	End Sub
 
	Public Function hasTemplateBuild As Boolean
		hasTemplateBuild = Not ( docTemplateBuild Is Nothing)
	End Function
 
	Public Sub delete 
		If saveDocTemplateBuild Then
			Call docTemplateBuild.Save( True , False )
			saveDocTemplateBuild = False
		End If
	End Sub
End Class