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Menu Source Code

Part of the main site xml file: menu.xml

<?php

function displayMenu($menuId, $pageId)
{
    // Loops through menu.xml file and calls sub function to display in context
    
    // Add menu title
    echo "<h1 style=\"text-align: center;\">Site Menu</h1>";
    
    // Read the xml into simplexml file
    $xml = simplexml_load_file("../siteStuff/menu.xml");
    
    // Loop through elements
    foreach($xml->menuItem as $item)
      {
          // Look for menu item from main subject headings
        if($item->attributes() == $menuId)
        {
              // Call for highlighted menu item
            displayMenuItem("highlighted", $item->title->a->attributes(), 
                            $item->title->a, 1);
            
              // Now search all sub items
            $subXml = $item;
              
              // Loop through the sub items
            foreach($subXml->menuItem as $subItem)
            {
                  // Look for individual page and highlight if found
                if($subItem->attributes() == $pageId)
                {
                      displayMenuItem("selected", $subItem->title->a->attributes(), 
                                    $subItem->title->a, 3);
                  }
                else
                {
                      displayMenuItem("subMenu", $subItem->title->a->attributes(), 
                                    $subItem->title->a, 0);
                  }
              }
          }
          else
        {
              displayMenuItem("highlighted", $item->title->a->attributes(), 
                            $item->title->a, 2);
          }
      }
}

function displayMenuItem($class, $link, $text, $sub)
{
    // Displays the menu item with or without highlight icon
    
    if($sub == 2)
    {
        echo "<span class=\"$class\"><a href=\"$link\">" .
            "$text <img src=\"../menu/right.png\" alt=\"arrow\" /></a></span>";
    }
    else if ($sub == 1)
    {
        echo "<span class=\"$class\"><a href=\"$link\">" .
            "$text <img src=\"../menu/down.png\" alt=\"arrow\" /></a></span>";
    }
    else if ($sub == 3)
    {
        echo "<span class=\"$class\"><a href=\"$link\">" .
            "$text <img src=\"../menu/left.png\" alt=\"arrow\" /></a></span>";
    }
    else
    {
        echo "<span class=\"$class\"><a href=\"$link\">$text</a></span>";
    }
}

// Capture menu item from page that was posted
$posted = urldecode ( implode ( file ('php://input')));
list($menuId, $pageId) = explode(";", $posted, 2);

// Call display function
displayMenu($menuId, $pageId);

?>