unset($this->serendipity['uriArguments'][$k]);
                } else {
                    $search[] = $v;
                }
            } else {
                $search[] = $v;
            }
        }
 
        $this->serendipity['GET']['action']     = 'search';
        $this->serendipity['GET']['searchTerm'] = urldecode(serendipity_specialchars(strip_tags(implode(' ', $search))));
 
        $pg = new PageGenerator();
        $pg->render();
    }
 
    public function serveAuthorPage($matches)
    {
        $this->serendipity['view'] = 'authors';
        $this->serendipity['GET']['viewAuthor'] = $matches[1];
 
        $this->serendipity['GET']['action'] = 'read';
 
        $this->locateHiddenVariables($this->serendipity['uriArguments']);
 
 
        $matches[1] = serendipity_searchPermalink($this->serendipity['permalinkAuthorStructure'], implode('/', $this->serendipity['uriArguments']), $matches[1], 'author');
        $this->serendipity['GET']['viewAuthor'] = $matches[1];
        $this->serendipity['GET']['action'] = 'read';
 
        $uInfo = serendipity_fetchUsers($this->serendipity['GET']['viewAuthor']);
 
        if (!is_array($uInfo)) {
            $this->serendipity['view'] = '404';
            $this->serendipity['viewtype'] = '404_3';
            header('HTTP/1.0 404 Not found');
            header('Status: 404 Not found');
        } else {
            $this->serendipity['head_title']    = sprintf(ENTRIES_FOR, $uInfo[0]['realname']);
            $this->serendipity['head_subtitle'] = $this->serendipity['blogTitle'];

           preg_match(PAT_COMMENTSUB, $uri, $matches) ||
           isset($serendipity['GET']['id']) ||
           isset($_GET['p'])) {
    $routing->serveEntry($matches);
} elseif (preg_match(PAT_PERMALINK_FEEDCATEGORIES, $uri, $matches) || preg_match(PAT_PERMALINK_FEEDAUTHORS, $uri, $matches) || preg_match(PAT_FEEDS, $uri)) {
    $routing->serveFeed($matches);
    exit;
} else if (preg_match(PAT_PLUGIN, $uri, $matches)) {
    $routing->servePlugin($matches);
    exit;
} else if (preg_match(PAT_ADMIN, $uri)) {
    $routing->gotoAdmin();
    exit;
} else if (preg_match(PAT_ARCHIVE, $uri)) {
    $routing->serveArchive();
} else if ((isset($serendipity['POST']['isMultiCat']) && is_array($serendipity['POST']['multiCat'])) ||
            preg_match(PAT_PERMALINK_CATEGORIES, $uri, $matches)) {
    $routing->serveCategory($matches);
} else if (preg_match(PAT_PERMALINK_AUTHORS, $uri, $matches)) {
    $routing->serveAuthorPage($matches);
} else if (preg_match(PAT_SEARCH, $uri, $matches)) {
    $routing->serveSearch();
} elseif (preg_match(PAT_CSS, $uri, $matches)) {
    $routing->serveCSS($matches[1]);
    exit;
} elseif (preg_match(PAT_JS, $uri, $matches)) {
    $routing->serveJS($matches[1]);
    exit;
} else if (preg_match(PAT_COMMENTS, $uri, $matches)) {
    $routing->serveComments();
} else if (preg_match('@/(index(\.php|\.html)?)|'. preg_quote($serendipity['indexFile']) .'@', $uri) ||
           preg_match('@^/' . preg_quote(trim($serendipity['serendipityHTTPPath'], '/')) . '/?(\?.*)?$@', $uri)) {
    $routing->serveIndex();
} else {
    $routing->serve404();
}
 
if (empty($serendipity['smarty_file'])) {
    $serendipity['smarty_file'] = '404.tpl';
    $serendipity['viewtype'] = '404_5';