function build_levels($struct, $level, $temp_tree, $act_cat_id, $nav_table_struct, $count, $div, $link_to)
{
// this returns the level structure based on given arrays
// it is special for browsing from root levels
$nav_table_struct["linkimage_over_js"] = $nav_table_struct['array_struct'][$count]["linkimage_over_js"];
$nav_table_struct["linkimage_norm"] = $nav_table_struct['array_struct'][$count]["linkimage_norm"];
$nav_table_struct["linkimage_over"] = $nav_table_struct['array_struct'][$count]["linkimage_over"];
$nav_table_struct["linkimage_active"] = $nav_table_struct['array_struct'][$count]["linkimage_active"];
$nav_table_struct["row_norm_bgcolor"] = $nav_table_struct['array_struct'][$count]["row_norm_bgcolor"];
$nav_table_struct["row_norm_class"] = $nav_table_struct['array_struct'][$count]["row_norm_class"];
$nav_table_struct["row_over_bgcolor"] = $nav_table_struct['array_struct'][$count]["row_over_bgcolor"];
$nav_table_struct["row_active_bgcolor"] = $nav_table_struct['array_struct'][$count]["row_active_bgcolor"];
$nav_table_struct["row_active_class"] = $nav_table_struct['array_struct'][$count]["row_active_class"];
$nav_table_struct["space_celltop"] = $nav_table_struct['array_struct'][$count]["space_celltop"];
$nav_table_struct["space_cellbottom"] = $nav_table_struct['array_struct'][$count]["space_cellbottom"];
$nav_table_struct["cell_height"] = $nav_table_struct['array_struct'][$count]["cell_height"];
$nav_table_struct["cell_class"] = $nav_table_struct['array_struct'][$count]["cell_class"];
$nav_table_struct["cell_active_height"] = $nav_table_struct['array_struct'][$count]["cell_active_height"];
$nav_table_struct["cell_active_class"] = $nav_table_struct['array_struct'][$count]["cell_active_class"];
$nav_table_struct["link_before"] = $nav_table_struct['array_struct'][$count]["link_before"];
$nav_table_struct["link_after"] = $nav_table_struct['array_struct'][$count]["link_after"];
$nav_table_struct["link_active_before"] = $nav_table_struct['array_struct'][$count]["link_active_before"];
$nav_table_struct["link_active_after"] = $nav_table_struct['array_struct'][$count]["link_active_after"];
$temp_menu = '';
$js = '';
$depth = count($temp_tree) - $div;
$current_level = $count;
$count++;
$depth2 = $depth - $count + 2;
$right_cell = '';
$left_cell = '';
$cell_top = '';
$cell_bottom = '';
$space_right = '';
$space_cell = '';
$space_row = '';
$cell_height = $nav_table_struct["cell_height"] ? $nav_table_struct["cell_height"] : 1;
if ($nav_table_struct["space_right"]) {
$right_cell = "<td width=\"" . $nav_table_struct["space_left"] . "\">";
$right_cell .= spacer($nav_table_struct["space_right"], $cell_height) . "</td>\n";
$space_right = "<td>" . spacer(1, 1) . "</td>";
}
if ($nav_table_struct["space_left"]) {
$colspan = $count > 1 ? " colspan=\"" . $count . "\"" : "";
$left_cell = "<td width=\"" . $nav_table_struct["space_left"] . "\"" . $colspan . ">";
$left_cell .= spacer($nav_table_struct["space_left"], $cell_height) . "</td>\n";
$space_cell = "<td" . $colspan . ">" . spacer(1, 1) . "</td><td>" . spacer(1, 1) . "</td>";
} else {
if ($count > 1) {
$colspan = $count > 2 ? " colspan=\"" . ($count - 1) . "\"" : "";
$left_cell = "<td " . $colspan . ">" . spacer(1, 1) . "</td>\n";
$space_cell = "<td" . $colspan . ">" . spacer(1, 1) . "</td><td>" . spacer(1, 1) . "</td>";
}
}
if ($nav_table_struct["space_celltop"]) {
$cell_top = spacer(1, $nav_table_struct["space_celltop"]) . "<br />";
}
if ($nav_table_struct["space_cellbottom"]) {
$cell_bottom = "<br />" . spacer(1, $nav_table_struct["space_cellbottom"]);
}
$colspan = $depth2 > 1 ? ' colspan="' . $depth2 . '"' : '';
foreach ($struct as $key => $value) {
if (_getStructureLevelDisplayStatus($key, $level)) {
$link_image_id = "linkid" . generic_string(6);
$link_name_id = ' name="' . $link_image_id . '" id="' . $link_image_id . '"';
if (!$struct[$key]["acat_redirect"]) {
$link = 'index.php?';
if ($struct[$key]["acat_alias"]) {
$link .= html_specialchars($struct[$key]["acat_alias"]);
} else {
$link .= 'id=' . $key;
//',0,0,1,0,0';
}
$redirect['target'] = '';
} else {
$redirect = get_redirect_link($struct[$key]["acat_redirect"], ' ', '');
$link = $redirect['link'];
}
$js = ' style="cursor:pointer;cursor:hand;"';
//display:block;
$js_act = $js;
if ($nav_table_struct["js_over_effects"]) {
if ($redirect['target'] != ' target="_blank"') {
$js .= " onclick=\"location.href='" . js_singlequote($link) . "';return false;\"";
} else {
$js .= " onclick=\"window.open('" . js_singlequote($link) . "', 'phpwcmnewwin');return false;\"";
}
$js_act = $js;
$js .= ' onmouseover="';
if ($nav_table_struct["linkimage_over_js"]) {
$js .= "MM_swapImage('" . $link_image_id . "','','" . $nav_table_struct["linkimage_over_js"] . "',1);";
}
if ($nav_table_struct["row_over_bgcolor"]) {
$js .= "this.bgColor='" . $nav_table_struct["row_over_bgcolor"] . "';";
}
$js .= '" onmouseout="';
if ($nav_table_struct["linkimage_over_js"]) {
$js .= "MM_swapImgRestore();";
}
if ($nav_table_struct["row_norm_bgcolor"]) {
$js .= "this.bgColor='" . $nav_table_struct["row_norm_bgcolor"] . "';";
}
$js .= '"';
} else {
$js = '';
}
// add structure level based classes
if (!empty($struct[$key]["acat_class"])) {
$nav_table_struct_temp = $nav_table_struct;
$nav_table_struct["row_norm_class"] = trim($nav_table_struct["row_norm_class"] . ' ' . $struct[$key]["acat_class"]);
$nav_table_struct["row_active_class"] = trim($nav_table_struct["row_active_class"] . ' ' . $struct[$key]["acat_class"]);
$nav_table_struct["row_space_class"] = 'row_space ' . $struct[$key]["acat_class"];
} else {
$nav_table_struct_temp = NULL;
}
//spacer row
if ($nav_table_struct["row_space"]) {
$space_row = "<tr" . table_attributes($nav_table_struct, "row_space", 0, true) . ">\n" . $space_cell;
$space_row .= "<td" . $colspan . ">" . spacer(1, $nav_table_struct["row_space"]) . "</td>";
$space_row .= $space_right . "\n</tr>\n";
$temp_menu .= $space_row;
}
if (!empty($temp_tree[$key])) {
//if($act_cat_id == $key) {
//check if inside active tree structure
if ($act_cat_id == $key || !empty($nav_table_struct["all_nodes_active"]) && isset($GLOBALS['LEVEL_KEY'][$key])) {
$temp_menu .= "<tr" . table_attributes($nav_table_struct, "row_active", 0, true) . $js_act . ">\n" . $left_cell;
$temp_menu .= "<td valign=\"top\">" . str_replace('#', $link_name_id, $nav_table_struct["linkimage_active"]) . "</td>\n";
$temp_menu .= "<td" . table_attributes($nav_table_struct, "cell_active", 1, true) . $colspan . ">" . $cell_top;
$temp_menu .= '<a href="' . $link . '"' . $redirect['target'] . '>';
$temp_menu .= $nav_table_struct["link_active_before"];
$temp_menu .= html_specialchars($struct[$key]["acat_name"]);
$temp_menu .= $nav_table_struct["link_active_after"] . '</a>';
} else {
$temp_menu .= "<tr" . table_attributes($nav_table_struct, "row_norm", 0, true) . $js . ">\n" . $left_cell;
$temp_menu .= "<td valign=\"top\">" . str_replace('#', $link_name_id, $nav_table_struct["linkimage_norm"]) . "</td>\n";
$temp_menu .= "<td" . table_attributes($nav_table_struct, "cell", 1, true) . $colspan . ">" . $cell_top;
$temp_menu .= '<a href="' . $link . '"' . $redirect['target'] . '>';
$temp_menu .= $nav_table_struct["link_before"];
$temp_menu .= html_specialchars($struct[$key]["acat_name"]);
$temp_menu .= $nav_table_struct["link_after"] . '</a>';
}
$temp_menu .= $cell_bottom . "</td>\n" . $right_cell . "</tr>\n";
$temp_menu .= build_levels($struct, $key, $temp_tree, $act_cat_id, $nav_table_struct, $count, $div, $link_to);
} else {
$temp_menu .= "<tr" . table_attributes($nav_table_struct, "row_norm", 0, true) . $js . ">\n" . $left_cell;
$temp_menu .= "<td valign=\"top\">" . str_replace('#', $link_name_id, $nav_table_struct["linkimage_norm"]) . "</td>\n";
$temp_menu .= "<td" . table_attributes($nav_table_struct, "cell", 1, true) . $colspan . ">" . $cell_top;
$temp_menu .= '<a href="' . $link . '"' . $redirect['target'] . '>';
$temp_menu .= $nav_table_struct["link_before"];
$temp_menu .= html_specialchars($struct[$key]["acat_name"]);
$temp_menu .= $nav_table_struct["link_after"] . '</a>';
$temp_menu .= $cell_bottom . "</td>\n" . $right_cell . "</tr>\n";
}
// reset table structure attributes
if ($nav_table_struct_temp !== NULL) {
$nav_table_struct = $nav_table_struct_temp;
}
}
}
if ($nav_table_struct["row_space"] && $count == 1) {
$temp_menu .= $space_row;
}
return $temp_menu;
}
function nav_table_struct(&$struct, $act_cat_id, $level, $nav_table_struct, $link_to = "index.php")
{
// start with home directory for the listing = top nav structure
// 1. Build the recursive tree for given actual article category ID
// return the tree starting with given start_id (like breadcrumb)
// if the $start_id = 0 then this stops because 0 = top level
$level = intval($level);
$start_id = $act_cat_id;
$data = array();
$c = 0;
$total_levels = 0;
$level_depth = 0;
//$start_level = $level;
while ($start_id) {
$data[$start_id] = 1;
$start_id = $struct[$start_id]["acat_struct"];
$total_levels++;
}
if (is_array($data) && count($data)) {
$temp_tree = array_reverse($data, 1);
} else {
$temp_tree = false;
}
foreach ($struct as $key => $value) {
if ($struct[$key]["acat_struct"] == $act_cat_id && $key && (!$struct[$key]["acat_hidden"] || isset($GLOBALS['LEVEL_KEY'][$key]))) {
$c++;
}
}
$c = !$c ? 1 : 0;
//build image src path and real image tag
$nav_table_struct["linkimage_over_js"] = get_real_imgsrc($nav_table_struct["linkimage_over"]);
$nav_table_struct["linkimage_norm"] = add_linkid($nav_table_struct["linkimage_norm"], '#');
$nav_table_struct["linkimage_over"] = add_linkid($nav_table_struct["linkimage_over"], '#');
$nav_table_struct["linkimage_active"] = add_linkid($nav_table_struct["linkimage_active"], '#');
$lc = count($temp_tree);
$ld = false;
for ($l = 0; $l <= $lc; $l++) {
if (isset($GLOBALS['LEVEL_ID'][$l])) {
$curStructID = $GLOBALS['LEVEL_ID'][$l];
// now all deeper levels can be deleted
if ($ld) {
unset($temp_tree[$curStructID]);
}
if (!isset($nav_table_struct['array_struct'][$l])) {
$nav_table_struct['array_struct'][$l]["linkimage_over_js"] = $nav_table_struct["linkimage_over_js"];
$nav_table_struct['array_struct'][$l]["linkimage_norm"] = $nav_table_struct["linkimage_norm"];
$nav_table_struct['array_struct'][$l]["linkimage_over"] = $nav_table_struct["linkimage_over"];
$nav_table_struct['array_struct'][$l]["linkimage_active"] = $nav_table_struct["linkimage_active"];
$nav_table_struct['array_struct'][$l]["link_before"] = $nav_table_struct["link_before"];
$nav_table_struct['array_struct'][$l]["link_after"] = $nav_table_struct["link_after"];
$nav_table_struct['array_struct'][$l]["link_active_before"] = $nav_table_struct["link_active_before"];
$nav_table_struct['array_struct'][$l]["link_active_after"] = $nav_table_struct["link_active_after"];
$nav_table_struct['array_struct'][$l]["row_norm_bgcolor"] = $nav_table_struct["row_norm_bgcolor"];
$nav_table_struct['array_struct'][$l]["row_norm_class"] = $nav_table_struct["row_norm_class"];
$nav_table_struct['array_struct'][$l]["row_over_bgcolor"] = $nav_table_struct["row_over_bgcolor"];
$nav_table_struct['array_struct'][$l]["row_active_bgcolor"] = $nav_table_struct["row_active_bgcolor"];
$nav_table_struct['array_struct'][$l]["row_active_class"] = $nav_table_struct["row_active_class"];
$nav_table_struct['array_struct'][$l]["space_celltop"] = $nav_table_struct["space_celltop"];
$nav_table_struct['array_struct'][$l]["space_cellbottom"] = $nav_table_struct["space_cellbottom"];
$nav_table_struct['array_struct'][$l]["cell_height"] = $nav_table_struct["cell_height"];
$nav_table_struct['array_struct'][$l]["cell_class"] = $nav_table_struct["cell_class"];
$nav_table_struct['array_struct'][$l]["cell_active_height"] = $nav_table_struct["cell_active_height"];
$nav_table_struct['array_struct'][$l]["cell_active_class"] = $nav_table_struct["cell_active_class"];
} else {
$nav_table_struct['array_struct'][$l]["linkimage_over_js"] = get_real_imgsrc($nav_table_struct['array_struct'][$l]["linkimage_over"]);
$nav_table_struct['array_struct'][$l]["linkimage_norm"] = add_linkid($nav_table_struct['array_struct'][$l]["linkimage_norm"], '#');
$nav_table_struct['array_struct'][$l]["linkimage_over"] = add_linkid($nav_table_struct['array_struct'][$l]["linkimage_over"], '#');
$nav_table_struct['array_struct'][$l]["linkimage_active"] = add_linkid($nav_table_struct['array_struct'][$l]["linkimage_active"], '#');
}
if ($struct[$curStructID]['acat_hidden'] == 1) {
unset($temp_tree[$curStructID]);
$ld = true;
}
}
}
$temp_menu = build_levels($struct, $level, $temp_tree, $act_cat_id, $nav_table_struct, $level_depth, $c, $link_to);
//starts at root level
if ($temp_menu) {
initFrontendJS();
return "<table" . table_attributes($nav_table_struct, "table", 0) . " summary=\"\">\n" . $temp_menu . "</table>";
}
return '';
}