Das Script vm_modmainmenu.php

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Nachfolgendes PHP-Script enthält die Classe zur Erzeugung der Strukturen für das mod_mainmenu für Virtuemart - erzeugt also eine Categry-Display-Type zur Darstellung als Navigationsmenü im Listenformat.
joomlapfad/modules/mod_virtuemart/vm_modmainmenu.php
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if( !defined( '_VALID_MOS' ) && !defined( '_JEXEC' ) ) die( 'Direct Access to '.basename(__FILE__).' is not allowed.' );
/**
*
* @copyright Copyright (C) 2009 kraft - All rights reserved.
*/

/* The class to manage and show product categories */
class modmainmenutree extends vmAbstractObject {

/**
* @param int $category_id The category to be highlighted
* @return string HTML code with the link list
*/
function get_category_mainmenu( $curr_cat_id=0 ) {
global $sess;
$categories = ps_product_category::getCategoryTreeArray();
$result = ps_product_category::sortCategoryTreeArray($categories);
$id_list = $result['id_list'];
$count = count($id_list);

$sorted_cats = Array();
for ($n = 0; $n < $count; $n++) {
$sorted_cats[$n]['category_child_id'] = $categories[$id_list[$n]]['category_child_id'];
$sorted_cats[$n]['category_parent_id'] = $categories[$id_list[$n]]['category_parent_id'];
$sorted_cats[$n]['category_name'] = $categories[$id_list[$n]]['category_name'];
$sorted_cats[$n]['cat_depth'] = $result['depth_list'][$n];
}

$allowed_subcats = Array();
if( !empty( $categories[$curr_cat_id]['category_parent_id'] ) ) {
$root = $categories[$curr_cat_id];
$allowed_subcats[] = $categories[$curr_cat_id]['category_parent_id'];
while( !empty( $root['category_parent_id'] )) {
$root = $categories[$root['category_parent_id']];
$allowed_subcats[] = $categories[$root['category_child_id']]['category_child_id'];
}
}
for ($n = 0; $n < $count; $n++) {
if (
$sorted_cats[$n]['category_parent_id'] == 0
|| in_array($sorted_cats[$n]['category_child_id'],$allowed_subcats)
|| in_array($sorted_cats[$n]['category_parent_id'],$allowed_subcats)
|| $sorted_cats[$n]["category_parent_id"] == $curr_cat_id ) {
$sorted_cats[$n]['cat_allowed'] = 1;
}

if (($sorted_cats[$n+1]['category_parent_id'] > 0) && ($sorted_cats[$n+1]['cat_depth'] > $sorted_cats[$n]['cat_depth'])) {
$sorted_cats[$n]['cat_isparent'] = "parent";
}
if ( in_array( $sorted_cats[$n]['category_child_id'], $allowed_subcats ) || $sorted_cats[$n]['category_child_id'] == $curr_cat_id ) {
$sorted_cats[$n]['cat_isactive'] = "active";
}
if ( $sorted_cats[$n]['cat_depth'] > $sorted_cats[$n-1]['cat_depth'] || $n == 0 ) {
$sorted_cats[$n]['cat_first_item'] = "first_item";
}
if ( $sorted_cats[$n+1]['cat_depth'] < $sorted_cats[$n]['cat_depth'] || $n == $count ) {
$sorted_cats[$n]['cat_last_item'] = "last_item";
}
}

$cat_id = 0;
foreach ( $sorted_cats as $cat ) {
if ( !$cat['cat_allowed'] ) { array_splice($sorted_cats, $cat_id, 1); } else { $cat_id++; }
}

$modMainMenuHTML = '';
$count = count ($sorted_cats);
for ($n = 0; $n < $count; $n++) {
$liClass = "";
$liID = "";
$aClass = "";
$catname = shopMakeHtmlSafe( $sorted_cats[$n]['category_name'] );
if ( !empty($sorted_cats[$n]['cat_first_item']) ) { $liClass .= " ". $sorted_cats[$n]['cat_first_item']; }
if ( !empty($sorted_cats[$n]['cat_last_item']) ) { $liClass .= " ". $sorted_cats[$n]['cat_last_item']; }
if ( !empty($sorted_cats[$n]['cat_isparent']) ) { $liClass .= " ". $sorted_cats[$n]['cat_isparent']; }
if ( !empty($sorted_cats[$n]['cat_isactive']) ) { $liClass .= " ". $sorted_cats[$n]['cat_isactive']; }
if ( $sorted_cats[$n]['category_child_id'] == $curr_cat_id ) { $liID .= ' id="current"'; }
if ( !empty($sorted_cats[$n]['cat_isactive']) || $sorted_cats[$n]['category_child_id'] == $curr_cat_id ) {
$aClass = ' class="';
if ( !empty($sorted_cats[$n]['cat_isactive']) ) { $aClass .= 'active_link'; }
if ( $sorted_cats[$n]['category_child_id'] == $curr_cat_id ) { $aClass .= ' current_link'; }
$aClass .= '"';
}

$ULLI = "";
if ( !empty($sorted_cats[$n]['cat_first_item']) ) { $ULLI = "
    "; }
    if ( $n == 0 ) { $ULLI = '", $sorted_cats[$n-1]['cat_depth'] - $sorted_cats[$n]['cat_depth']) . '';
    }
    $modMainMenuHTML .= $ULLI .'
  • . $sorted_cats[$n]['category_child_id'] . $liClass.'"'. $liID.'>';
    $modMainMenuHTML .= ' . $aClass. ' href="'. $sess->url(URL."index.php?page=shop.browse&category_id=" . $sorted_cats[$n]['category_child_id']);
    $modMainMenuHTML .= '" title="'.$catname.'">';
    $modMainMenuHTML .= $catname;
    $modMainMenuHTML .= ps_product_category::products_in_category( $sorted_cats[$n]['category_child_id'] ) ;
    $modMainMenuHTML .= '';

    }

    if ( $sorted_cats[$count-1]['cat_depth'] > 0 ) {
    $modMainMenuHTML .= str_repeat("
"
, $sorted_cats[$count-1]['cat_depth'] );

}
$modMainMenuHTML .= "" ;

return $modMainMenuHTML;
}
}
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