function processWS()
{
if (empty($_GET['ws']) || empty($_GET['term'])) {
return;
}
$term = $_GET['term'];
$LINKSDB = new linkdb(isLoggedIn() || $GLOBALS['config']['OPEN_SHAARLI']);
// Read links from database (and filter private links if used it not logged in).
header('Content-Type: application/json; charset=utf-8');
// Search in tags (case insentitive, cumulative search)
if ($_GET['ws'] == 'tags') {
$tags = explode(' ', str_replace(',', ' ', $term));
$last = array_pop($tags);
// Get the last term ("a b c d" ==> "a b c", "d")
$addtags = '';
if ($tags) {
$addtags = implode(' ', $tags) . ' ';
}
// We will pre-pend previous tags
$suggested = array();
/* To speed up things, we store list of tags in session */
if (empty($_SESSION['tags'])) {
$_SESSION['tags'] = $LINKSDB->allTags();
}
foreach ($_SESSION['tags'] as $key => $value) {
if (startsWith($key, $last, $case = false) && !in_array($key, $tags)) {
$suggested[$addtags . $key . ' '] = 0;
}
}
echo json_encode(array_keys($suggested));
exit;
}
// Search a single tag (case sentitive, single tag search)
if ($_GET['ws'] == 'singletag') {
/* To speed up things, we store list of tags in session */
if (empty($_SESSION['tags'])) {
$_SESSION['tags'] = $LINKSDB->allTags();
}
foreach ($_SESSION['tags'] as $key => $value) {
if (startsWith($key, $term, $case = true)) {
$suggested[$key] = 0;
}
}
echo json_encode(array_keys($suggested));
exit;
}
}
