<?php

require_once 'lib/categories.php';
$c = new Categories();
$cats = $c->get_categories();
$for_js = array();
for ($i = 0; $i < count($cats); $i++) {
    $for_js[] = array($cats[$i]['cat_name'], $cats[$i]['tally']);
}
header('Cache-Control: no-cache, must-revalidate');
header('Expires: Sat, 26 Jul 1997 05:00:00 GMT');
header('Content-type: application/json');
if (!empty($for_js)) {
    echo json_encode($for_js);
} else {
    echo json_encode(array("The categories array was empty.", "for_js" => $for_js, "cats" => $cats));
}