<?php
/**
 * ------------------------------------------------------------------------
 * JA T3 System Plugin for Joomla 2.5
 * ------------------------------------------------------------------------
 * Copyright (C) 2004-2011 J.O.O.M Solutions Co., Ltd. All Rights Reserved.
 * @license - GNU/GPL, http://www.gnu.org/licenses/gpl.html
 * Author: J.O.O.M Solutions Co., Ltd
 * Websites: http://www.joomlart.com - http://www.joomlancers.com
 * ------------------------------------------------------------------------
 */

// No direct access
defined('_JEXEC') or die();

if (!defined('_JA_DROPLINE_MENU_CLASS')) {
    define('_JA_DROPLINE_MENU_CLASS', 1);
    include_once dirname(__FILE__) . DS . "base.class.php";

    /**
     *JAMenuDropline class
     *
     * @package JAT3.Core.Menu
     */
    class JAMenuDropline extends JAMenuBase
    {
        /**
         * Constructor
         *
         * @param array $params  An array parameter
         *
         * @return void
         */
        function __construct($params)
        {
            parent::__construct($params);

            //To show sub menu on a separated place
            $this->showSeparatedSub = true;
        }

        /**
         * Generate menu
         *
         * @param int $startlevel  Start menu level
         * @param int $endlevel    End menu level
         *
         * @return void
         */
        function genMenu($startlevel = 0, $endlevel = 10)
        {
            if ($startlevel == 0)
                parent::genMenu(0, 0);
            else {
                $this->setParam('startlevel', $startlevel);
                $this->setParam('endlevel', $endlevel);
                $this->beginMenu($startlevel, $endlevel);
                //Sub level
                $pid = $this->getParentId($startlevel - 1);
                if (@$this->children[$pid]) {
                    foreach ($this->children[$pid] as $row) {
                        if (@$this->children[$row->id]) {
                            $this->genMenuItems($row->id, $startlevel);
                        } else {
                            echo "<ul id=\"jasdl-subnav{$row->id}\" class=\"clearfix\"><li class=\"empty\">&nbsp;</li></ul>";
                        }
                    }
                }
                $this->endMenu($startlevel, $endlevel);
            }
        }

        /**
         * Generate menu items
         *
         * @param int $pid    Menu item id
         * @param int $level  Level
         *
         * @return void
         * @deprecated
         */
        function genMenuItems1($pid, $level)
        {
            if (@$this->children[$pid]) {
                $this->beginMenuItems($pid, $level);
                $i = 0;
                foreach ($this->children[$pid] as $row) {
                    $pos = ($i == 0) ? 'first' : (($i == count($this->children[$pid]) - 1) ? 'last' : '');

                    $this->beginMenuItem($row, $level, $pos);
                    $this->genMenuItem($row, $level, $pos);
                    // show menu with menu expanded - submenus visible
                    if ($level < $this->getParam('endlevel')) $this->genMenuItems($row->id, $level + 1);
                    $i++;

                    if ($level == 0 && $pos == 'last' && in_array($row->id, $this->open)) {
                        global $jaMainmenuLastItemActive;
                        $jaMainmenuLastItemActive = true;
                    }
                    $this->endMenuItem($row, $level, $pos);
                }
                $this->endMenuItems($pid, $level);
            } else if ($level == 1) {
                echo "<ul id=\"jasdl-subnav$pid\" class=\"clearfix\"><li>&nbsp;</li></ul>";
            }
        }

        /**
         * Echo markup before menu items markup
         *
         * @param int $pid    Menu item id
         * @param int $level  Level
         *
         * @return void
         */
        function beginMenuItems($pid = 0, $level = 0)
        {
            if (!$level)
                echo "<ul>";
            else
                echo "<ul id=\"jasdl-subnav$pid\" class=\"clearfix\">";
        }

        /**
         * Echo markup before menu item markup
         *
         * @param object $mitem  Menu item id
         * @param int    $level  Level
         * @param int    $pos    Position
         *
         * @return void
         */
        function beginMenuItem($mitem = null, $level = 0, $pos = '')
        {
            $active = $this->genClass($mitem, $level, $pos);
            if ($active) $active = " class=\"$active clearfix\"";
            if (!$level)
                echo "<li id=\"jasdl-mainnav{$mitem->id}\"$active>";
            else
                echo "<li id=\"jasdl-subnavitem{$mitem->id}\"$active>";
        }

        /**
         * Echo markup before menu markup
         *
         * @param int $startlevel  Start menu level
         * @param int $endlevel    End menu level
         *
         * @return void
         */
        function beginMenu($startlevel = 0, $endlevel = 10)
        {
            if (!$startlevel)
                echo "<div id=\"jasdl-mainnav\">";
            else
                echo "<div id=\"jasdl-subnav\">";
        }

        /**
         * Echo markup after menu markup
         *
         * @param int $startlevel  Start menu level
         * @param int $endlevel    End menu level
         *
         * @return void
         */
        function endMenu($startlevel = 0, $endlevel = 10)
        {
            echo "</div>";
            if (!$startlevel) {
                echo "
                <script type=\"text/javascript\">
                    var jasdl_activemenu = [" . ((count($this->open) == 1) ? "\"" . $this->open[0] . "\"" : implode(",", array_slice($this->open, $this->_start - 1))) . "];
                </script>
                ";
            }
        }

        /**
         * Check having submenu item
         *
         * @param int $level  Level
         *
         * @return bool  TRUE
         */
        function hasSubMenu($level)
        {
            return true;
        }
    }
}
?>
