analytics/templates/ps/portal/mypages/common/process/synchronize.xslt

<?xml version="1.0" encoding="UTF-8"?>
<!--
    Licensed Materials - Property of IBM

    IBM Cognos Products: ps

    (C) Copyright IBM Corp. 2005, 2011

    US Government Users Restricted Rights - Use, duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp.
-->
<!--
   Copyright (C) 2008 Cognos ULC, an IBM Company. All rights reserved.
   Cognos (R) is a trademark of Cognos ULC, (formerly Cognos Incorporated).
-->
<xsl:stylesheet version="1.0" 
	xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
	xmlns:xtsext="xalan://com.cognos.xts.ext.XTSExt"
	xmlns:xts="http://developer.cognos.com/schemas/xts/">		
	
	<xsl:output method="xml" encoding="UTF-8" version="1.0" indent="no"/>
	<xsl:template match="/root">
	
		<!-- The list of portlets defined for the page -->
		<xsl:variable name="portletItems">
			<xsl:for-each select="env/param[starts-with(@name, 'm_mp_portlet_')]">
				<xsl:if test=". != ''">
					<xsl:value-of select="concat(' ', substring-after(@name, 'm_mp_portlet_'), ' ')"/>
				</xsl:if>
			</xsl:for-each>
		</xsl:variable>
		
		<!-- The list of portlets that exist in the current layout -->
		<xsl:variable name="placedPortletItems">
			<xsl:for-each select="/root/layout/column/portlet">
				<xsl:value-of select="concat(' ', @id, ' ')"/>
			</xsl:for-each>
		</xsl:variable>				
		
		<xts:sequence>
			<!-- Remove portlet references in the layout object that no longer exist in the portlet items list -->
			<xts:delete select="/root/layout/column/portlet[not(contains('{$portletItems}', @id))]"/>
						
			<!-- Add references to portletInstances that are not already represented in the layout -->
			<xsl:for-each select="/root/env/param[starts-with(@name, 'm_mp_portlet_')]">
				<xsl:if test="not(contains($placedPortletItems, substring-after(@name, 'm_mp_portlet_')))">
					<xsl:choose>
						<xsl:when test="/root/env/param[@name='m_mp_cmd'] = 'add_portlet_2'">
							<xts:append select="/root/layout/column[2]">
								<portlet id="{substring-after(@name, 'm_mp_portlet_')}"/>
							</xts:append>	
						</xsl:when>
						<xsl:when test="/root/env/param[@name='m_mp_cmd'] = 'add_portlet_3'">
							<xts:append select="/root/layout/column[3]">
								<portlet id="{substring-after(@name, 'm_mp_portlet_')}"/>
							</xts:append>	
						</xsl:when>
						<xsl:otherwise>							
							<xts:append select="/root/layout/column[1]">
								<portlet id="{substring-after(@name, 'm_mp_portlet_')}"/>
							</xts:append>							
						</xsl:otherwise>
					</xsl:choose>				
				</xsl:if>
			</xsl:for-each>			
		</xts:sequence>		
	</xsl:template>
</xsl:stylesheet>