/**
* Check for uniqueness of the username
*
* @param string $username URL encoded username
*/
public function actionCheckUsername($username)
{
// is this Ajax?
if ($this->request->isAjax()) {
// URL decode & filter out username
$username = Fari_Escape::text(Fari_Decode::url($username));
if (empty($username)) {
$this->renderJson("The username can't be empty.");
} else {
// alphanumeric only?
if (!Fari_Filter::isAlpha($username)) {
$this->renderJson("Only alphanumeric characters are allowed.");
} else {
// do we have a match?
if (!$this->accounts->isUsernameUnique($username)) {
$this->renderJson("The username \"{$username}\" is unavailable, sorry.");
} else {
$this->renderJson('');
}
}
}
} else {
$this->renderTemplate('error404/javascript');
}
}
public function results($query)
{
if (!empty($query)) {
// cleanup, convert, replace, strip...
$query = Fari_Decode::url($query);
$query = preg_replace('~\\s{2,}~', ' ', implode(' ', explode('-', strtolower($query))));
$query = substr($query, -1) == ' ' ? substr($query, 0, -1) : $query;
// trailing space
$query = substr($query, 0, 1) == ' ' ? substr($query, 1) : $query;
// leading space
$this->view->query = $query = Fari_Escape::alpha($query);
$this->view->keywords = implode('-', explode(' ', $query));
// implode back to have clean keywords
} else {
$this->redirect('/');
die;
}
// fetch the result and add relevance to it
$this->view->result = Search::query($query);
$this->view->display('results');
}
