function fallBackForm(&$data)
{
global $smarty, $db;
$smarty->assign($data);
$_POST = $data;
foreach (array('postcode', 'gridref', 'county_id', 'placename', 'all_checked') as $key) {
if (isset($_POST[$key])) {
$smarty->assign('elementused', $key);
}
}
$smarty->reassignPostedDate("submitted_start");
$smarty->reassignPostedDate("submitted_end");
$smarty->reassignPostedDate("taken_start");
$smarty->reassignPostedDate("taken_end");
if (!empty($_POST['searchtext']) && preg_match('/^=/', $_POST['searchtext'])) {
$smarty->assign('searchtext', preg_replace('/^=/', '', $_POST['searchtext']));
$smarty->assign('ind_exact_checked', 'checked="checked"');
} else {
$smarty->assign('searchtext', $_POST['searchtext']);
}
if (!empty($_POST['exact_ind'])) {
$smarty->assign('exact_ind_checked', 'checked="checked"');
}
if (!empty($_POST['all_ind'])) {
$smarty->assign('all_checked', 'checked="checked"');
}
if (!empty($_POST['user_invert_ind'])) {
$smarty->assign('user_invert_checked', 'checked="checked"');
}
if (!empty($_POST['reverse_order_ind'])) {
$smarty->assign('reverse_order_checked', 'checked="checked"');
}
if (empty($db)) {
$db = NewADOConnection($GLOBALS['DSN']);
if (empty($db)) {
die('Database connection failed');
}
}
advanced_form($smarty, $db);
}
// -------------------------------
require_once 'geograph/searchcriteria.class.php';
require_once 'geograph/searchengine.class.php';
require_once 'geograph/searchenginebuilder.class.php';
require_once 'geograph/searchenginediscuss.class.php';
if (!empty($_GET['u'])) {
$_GET['user_id'] = $_GET['u'];
}
$engine = new SearchEngineDiscuss('#');
$engine->buildAdvancedQuery($_GET);
//should never fail?? - but display form 'in case'
$db = NewADOConnection($GLOBALS['DSN']);
if (empty($db)) {
die('Database connection failed');
}
advanced_form($smarty, $db);
} else {
if ($_SERVER['REQUEST_METHOD'] == 'POST') {
// -------------------------------
// Build advacned query
// -------------------------------
require_once 'geograph/searchcriteria.class.php';
require_once 'geograph/searchengine.class.php';
require_once 'geograph/searchenginebuilder.class.php';
require_once 'geograph/searchenginediscuss.class.php';
if ($_POST['refine']) {
//we could use the selected item but then have to check for numberic placenames
$_POST['placename'] = $_POST['old-placename'];
} else {
$engine = new SearchEngineDiscuss('#');
$engine->buildAdvancedQuery($_POST);
