ipreg/locationedit.php

<?php
/*****************************************************************************
IP Reg, a PHP/MySQL IPAM tool
Copyright (C) 2007-2009 Wietse Warendorff (up to v0.5)
Copyright (C) 2011-2023 Thomas Hooge

SPDX-License-Identifier: GPL-3.0-or-later
*****************************************************************************/
	
include("includes.php");
		
$location_id = sanitize($_GET['location_id']);
		
include("header.php");

// location			
$sql = "SELECT location_name AS name, location_parent AS parent,
            location_info AS info, location_sort AS sort
        FROM location
        WHERE location_id=?";
$sth = $dbh->prepare($sql);
$sth->execute([$location_id]);
$location = $sth->fetch(PDO::FETCH_OBJ);
		
$location_parent = $location->parent;

$smarty->assign("location", $location);

/*$smarty->assign("location_id", $location_id);
$smarty->assign("location_name", $location[0]['location_name']);
$smarty->assign("location_info", $location[0]['location_info']);
$smarty->assign("location_sort", $location[0]['location_sort']); */

// parent location
$sql = "SELECT location_id, location_name, location_parent
        FROM location
        WHERE location_id != ?
        ORDER BY location_name";
$sth = $dbh->prepare($sql);
$sth->execute([$location_id]);
		
$locations = $sth->fetchAll();

$location_counter = count($locations);
			
$smarty->assign("location_counter", $location_counter);
			
// any loactions?
if ($location_counter>0) {
	foreach($locations AS $location) {
		$location_names[$location['location_id']] = $location['location_name'];
		$parents[$location['location_parent']][] = $location['location_id'];
	}
}
		
// look for parents
// function to look for parents and create a new array for every child
function location($parents, $parent = 0) {
	// loop array to check
	foreach($parents[$parent] as $child) {
		if(isset($parents[$child])) {
			// element has children
			$children[$child] = location($parents, $child);
		} else {
			// no children, set NULL
			$children[$child] = NULL;
		}
	}
	
	// and again...
	return $children;
}

// recursive children check to template
function checkchildren($locations, $level) {
	global $location_options;
	global $location_names;
	global $location_parent;
	
	foreach ($locations as $parent=>$child) {
		$row = str_repeat("-&nbsp;&nbsp;", $level) . $location_names[$parent];
		$location_options[$parent] = $row;
		if(isset($child)) {
			checkchildren($child, $level+1);
		}
	}
}
		
$tree = location($parents);
$location_options = array(0 => '-');
checkchildren($tree, 0);
$smarty->assign("location_options", $location_options);
$smarty->assign("location_parent", $location_parent);

$smarty->display("locationedit.tpl");

include("footer.php");
?>