<?php
/**
* category_tree Class.
*
* @package classes
* @copyright Copyright 2003-2006 Zen Cart Development Team
* @copyright Portions Copyright 2003 osCommerce
* @license http://www.zen-cart.com/license/2_0.txt GNU Public License V2.0
* @version $Id: category_tree.php 3041 2006-02-15 21:56:45Z wilt $
*/
if (!defined('IS_ADMIN_FLAG')) {
die('Illegal Access');
}
/**
* category_tree Class.
* This class is used to generate the category tree used for the categories sidebox
*
* @package classes
*/
class category_tree extends base {
function zen_category_tree($product_type = "all") {
global $db, $cPath, $cPath_array;
if ($product_type != 'all') {
$sql = "select type_master_type from " . TABLE_PRODUCT_TYPES . "
where type_master_type = " . $product_type . "";
$master_type_result = $db->Execute($sql);
$master_type = $master_type_result->fields['type_master_type'];
}
$this->tree = array();
if ($product_type == 'all') {
$categories_query = "select c.categories_id, cd.categories_name, c.parent_id, c.categories_image
from " . TABLE_CATEGORIES . " c, " . TABLE_CATEGORIES_DESCRIPTION . " cd
where c.parent_id = 0
and c.categories_id = cd.categories_id
and cd.language_id='" . (int)$_SESSION['languages_id'] . "'
and c.categories_status= 1
order by sort_order, cd.categories_name";
} else {
$categories_query = "select ptc.category_id as categories_id, cd.categories_name, c.parent_id, c.categories_image
from " . TABLE_CATEGORIES . " c, " . TABLE_CATEGORIES_DESCRIPTION . " cd, " . TABLE_PRODUCT_TYPES_TO_CATEGORY . " ptc
where c.parent_id = 0
and ptc.category_id = cd.categories_id
and ptc.product_type_id = " . $master_type . "
and c.categories_id = ptc.category_id
and cd.language_id=" . (int)$_SESSION['languages_id'] ."
and c.categories_status= 1
order by sort_order, cd.categories_name";
}
$categories = $db->Execute($categories_query, '', true, 150);
while (!$categories->EOF)  {
$this->tree[$categories->fields['categories_id']] = array('name' => $categories->fields['categories_name'],
'parent' => $categories->fields['parent_id'],
'level' => 0,
'path' => $categories->fields['categories_id'],
'image' => $categories->fields['categories_image'],
'next_id' => false);
if (isset($parent_id)) {
$this->tree[$parent_id]['next_id'] = $categories->fields['categories_id'];
}
$parent_id = $categories->fields['categories_id'];
if (!isset($first_element)) {
$first_element = $categories->fields['categories_id'];
}
$categories->MoveNext();
}
if (zen_not_null($cPath)) {
$new_path = '';
reset($cPath_array);
while (list($key, $value) = each($cPath_array)) {
unset($parent_id);
unset($first_id);
if ($product_type == 'all') {
$categories_query = "select c.categories_id, cd.categories_name, c.parent_id, c.categories_image
from " . TABLE_CATEGORIES . " c, " . TABLE_CATEGORIES_DESCRIPTION . " cd
where c.parent_id = " . (int)$value . "
and c.categories_id = cd.categories_id
and cd.language_id=" . (int)$_SESSION['languages_id'] . "
and c.categories_status= 1
order by sort_order, cd.categories_name";
} else {
/*
$categories_query = "select ptc.category_id as categories, cd.categories_name, c.parent_id, c.categories_image
from " . TABLE_CATEGORIES . " c, " . TABLE_CATEGORIES_DESCRIPTION . " cd, " . TABLE_PRODUCT_TYPES_TO_CATEGORY . " ptc
where c.parent_id = '" . (int)$value . "'
and ptc.category_id = cd.categories_id
and ptc.product_type_id = '" . $master_type . "'
and cd.language_id='" . (int)$_SESSION['languages_id'] . "'
and c.categories_status= '1'
order by sort_order, cd.categories_name";
*/
$categories_query = "select ptc.category_id as categories_id, cd.categories_name, c.parent_id, c.categories_image
from " . TABLE_CATEGORIES . " c, " . TABLE_CATEGORIES_DESCRIPTION . " cd, " . TABLE_PRODUCT_TYPES_TO_CATEGORY . " ptc
where c.parent_id = " . (int)$value . "
and ptc.category_id = cd.categories_id
and ptc.product_type_id = " . $master_type . "
and c.categories_id = ptc.category_id
and cd.language_id=" . (int)$_SESSION['languages_id'] ."
and c.categories_status= 1
order by sort_order, cd.categories_name";
}
$rows = $db->Execute($categories_query);
if ($rows->RecordCount()>0) {
$new_path .= $value;
while (!$rows->EOF) {
$this->tree[$rows->fields['categories_id']] = array('name' => $rows->fields['categories_name'],
'parent' => $rows->fields['parent_id'],
'level' => $key+1,
'path' => $new_path . '_' . $rows->fields['categories_id'],
'image' => $categories->fields['categories_image'],
'next_id' => false);
if (isset($parent_id)) {
$this->tree[$parent_id]['next_id'] = $rows->fields['categories_id'];
}
$parent_id = $rows->fields['categories_id'];
if (!isset($first_id)) {
$first_id = $rows->fields['categories_id'];
}
$last_id = $rows->fields['categories_id'];
$rows->MoveNext();
}
$this->tree[$last_id]['next_id'] = $this->tree[$value]['next_id'];
$this->tree[$value]['next_id'] = $first_id;
$new_path .= '_';
} else {
break;
}
}
}
$row = 0;
return $this->zen_show_category($first_element, $row);
}
function zen_show_category($counter,$ii) {
global $cPath_array;
$this->categories_string = "";
for ($i=0; $i<$this->tree[$counter]['level']; $i++) {
if ($this->tree[$counter]['parent'] != 0) {
$this->categories_string .= CATEGORIES_SUBCATEGORIES_INDENT;
}
}
if ($this->tree[$counter]['parent'] == 0) {
$cPath_new = 'cPath=' . $counter;
$this->box_categories_array[$ii]['top'] = 'true';
} else {
$this->box_categories_array[$ii]['top'] = 'false';
$cPath_new = 'cPath=' . $this->tree[$counter]['path'];
$this->categories_string .= CATEGORIES_SEPARATOR_SUBS;
}
$this->box_categories_array[$ii]['path'] = $cPath_new;
if (isset($cPath_array) && in_array($counter, $cPath_array)) {
$this->box_categories_array[$ii]['current'] = true;
} else {
$this->box_categories_array[$ii]['current'] = false;
}
// display category name
$this->box_categories_array[$ii]['name'] = $this->categories_string . $this->tree[$counter]['name'];
// make category image available in case needed
$this->box_categories_array[$ii]['image'] = $this->tree[$counter]['image'];
if (zen_has_category_subcategories($counter)) {
$this->box_categories_array[$ii]['has_sub_cat'] = true;
} else {
$this->box_categories_array[$ii]['has_sub_cat'] = false;
}
if (SHOW_COUNTS == 'true') {
$products_in_category = zen_count_products_in_category($counter);
if ($products_in_category > 0) {
$this->box_categories_array[$ii]['count'] = $products_in_category;
} else {
$this->box_categories_array[$ii]['count'] = 0;
}
}
if ($this->tree[$counter]['next_id'] != false) {
$ii++;
$this->zen_show_category($this->tree[$counter]['next_id'], $ii);
}
return $this->box_categories_array;
}
}
?>