[farcry-dev] Re: Multi-level menus (was: New base website - please)

[Ben Bishop]

Gary Menzel wrote:

While I agree that every site will implement menu's in a different way, I 
think what is lacking in the latest template releases is "example" code 
showing multi level menus.

Here is some example code for multi-level menus. A bit rushed, but hey, 
it might even work :)

<cfsetting enablecfoutputonly="yes">
<!---
|| LEGAL ||
$Copyright: Daemon Pty Limited 1995-2003, http://www.daemon.com.au $
$License: Released Under the "Common Public License 1.0", 
http://www.opensource.org/licenses/cpl.php$

|| DEVELOPER ||
$Developer: Ben Bishop ([EMAIL PROTECTED]) $
--->
<cfscript>
   if(not isDefined("attributes.navID")) // allows a navID to be passed 
in, overiding request.navID
       attributes.navID=request.navID;
      
   // Check for Friendly URL
   if(application.config.plugins.fu)
       fu = 
createObject("component","#application.packagepath#.farcry.fu");

   // get navigation items
   o = createObject("component", "#application.packagepath#.farcry.tree");
    if(application.navid.home eq request.navid) {
       navFilter=arrayNew(1);
       navfilter[1]="status IN (#listQualify(request.mode.lvalidstatus, 
"'")#)";
       qNav = o.getDescendants(objectid=attributes.NavID, 
afilter=navFilter);
    } else
       qNav = o.getBloodLine(objectid=attributes.NavID, 
jointable='dmNavigation', levelsabove='9', status=request.lvalidstatus);

   // default values
   previouslevel=0;
   currentlevel=0;
   section=0;
   // build menu [bb: this relies on nLevels, starting from nLevel 2]
   for(i=1; i lt incrementvalue(qNav.recordcount); i=i+1) {
       if(qNav.nLevel[i] gt 1) { // if below Home
           if(application.config.plugins.fu) { // check for Friendly URL
               href = fu.getFU(trim(qNav.ObjectID[i]));
           } else {
               href = application.url.conjurer & "?objectid=" & 
trim(qNav.ObjectID[i]);
           }
           previouslevel=currentlevel;
           currentlevel=qNav.nLevel[i];
           if(currentlevel gt previouslevel) { 
writeOutput("<ul>"&chr(13)); } // new menu level
           else if(currentlevel lt previouslevel) { 
writeOutput("</li>"&chr(13)&"</ul>"&chr(13)); } // close menu level
           else { writeOutput("</li>"&chr(13)); }
           writeOutput("<li");
           if(qNav.nLevel[i] eq 2) {
               section=incrementvalue(section);
               writeOutput(" class=""prinav"&section&""""); // style 
first level nodes below home
           }
           writeOutput(">");
           writeOutput("<a href="""&href&"""");
           if(qNav.ObjectID[i] eq attributes.NavID) // style current 
objectid
               writeOutput(" class=""navselected""");
           writeOutput(">");
           writeOutput(trim(qNav.ObjectName[i])&"</a>"); // write the label
       }
   }
   writeOutput("</li>"&chr(13)&"</ul>"); // close menu
</cfscript>
<cfsetting enablecfoutputonly="no">

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