Creation of the world

ajax/update_position.php

@@ -0,0 +1,22 @@
+<?php
+// Error reporting
+error_reporting(E_ALL^E_NOTICE);
+
+// Validating the input data:
+if(!is_numeric($_GET['id']) || !is_numeric($_GET['x']) || !is_numeric($_GET['y']) || !is_numeric($_GET['z']))
+die("0");
+
+// Escaping:
+$id = (int)$_GET['id'];
+$x = (int)$_GET['x'];
+$y = (int)$_GET['y'];
+$z = (int)$_GET['z'];
+
+
+// Saving the position and z-index of the note:
+$xmla = simplexml_load_file('../db/notes.xml');
+
+$target = -1;
+$i = 0;
+
+foreach ($xmla->note as $s) {