Some Freemarker Macros for ccm-navigation

git-svn-id: https://svn.libreccm.org/ccm/trunk@5832 8810af33-2d31-482b-a856-94f89814c4df

ccm-navigation/web/themes/freemarker/ccm-navigation/macros/navigation.ftl

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+<#ftl ns_prefixes={
+"bebop":"http://www.arsdigita.com/bebop/1.0",
+"cms":"http://www.arsdigita.com/cms/1.0",
+"nav":"http://ccm.redhat.com/navigation",
+"ui": "http://www.arsdigita.com/ui/1.0"}
+>
+
+<%--
+    Output all path tokens of the current category path. Provides the 
+    following parameters for nested content:
+    
+    1: title
+    2: url
+    3: id
+
+    of the category.
+--%>
+<#macro categoryPath>
+    
+    <#list model["/bebop:page/nav:categoryPath/nav:category"] as token>
+        <#nested token["./@title"], token["./@url"], token["./@id"]>
+    </#list>
+    
+</#macro>
+
+<%--
+    Provides the following data about the current navigation instance to 
+    the nested content:
+
+    1. ID of the navigation menu from which the data was retrieved
+    2. URL to the root of the navigation
+    3. title of the navigation
+--%>
+<#macro navigationRoot navId="categoryMenu">
+
+    <assign urlPath="/bebop:page/nav:categoryMenu[@id='${navId}']/nav:category/@url">
+    <assign titlePath="/bebop:page/nav:categoryMenu[@id='${navId}']/nav:category/@title">
+
+    <#assign url=model["/bebop:page/nav:categoryMenu[@id='${navId}']/nav:category/@url"]>
+    <#assign title=model["/bebop:page/nav:categoryMenu[@id='categoryMenu']/nav:category/@title"]>
+
+    <#nested navId, url, title> 
+
+</#macro>