simpleWordsCloud/save.php

<?php

include('db.php');
$db = new DataBase();
if (!$db->isInit()) {
	echo 'Error db init';
	return;
}

if (empty($_POST)) {
	header('Location: index.php');
	die();
}

$id = null;
foreach ($_POST as $name => $value) {
	if ($name == 'fid') {
		$id = $value;
		continue;
	}
	if (isset($id)) {
		$value = trim(strtolower($value));
		$db->addWord($id, $value);
	}
}

if (empty($id)) {
	header('Location: index.php');
	die();
}
header('Location: index.php');
die();