%s %s

%s

'); define('logged_in_pat', 'You are logged in as %s (URL: %s)'); /** * HTTP response line contstants */ define('http_bad_request', 'HTTP/1.1 400 Bad Request'); define('http_found', 'HTTP/1.1 302 Found'); define('http_ok', 'HTTP/1.1 200 OK'); define('http_internal_error', 'HTTP/1.1 500 Internal Error'); /** * HTTP header constants */ define('header_connection_close', 'Connection: close'); define('header_content_text', 'Content-Type: text/plain; charset=us-ascii'); define('redirect_message', 'Please wait; you are being redirected to <%s>'); /** * Return a string containing an anchor tag containing the given URL * * The URL does not need to be quoted, but if text is passed in, then * it does. */ function link_render($url, $text=null) { $esc_url = htmlspecialchars($url, ENT_QUOTES); $text = ($text === null) ? $esc_url : $text; return sprintf('%s', $esc_url, $text); } /** * Return an HTTP redirect response */ function redirect_render($redir_url) { $headers = array(http_found, header_content_text, header_connection_close, 'Location: ' . $redir_url, ); $body = sprintf(redirect_message, $redir_url); return array($headers, $body); } function navigation_render($msg, $items) { $what = link_render(buildURL(), 'PHP OpenID Server'); if ($msg) { $what .= ' — ' . $msg; } if ($items) { $s = '

' . $what . '

'; } else { $s = '

' . $what . '

'; } return sprintf('', $s); } /** * Render an HTML page */ function page_render($body, $user, $title, $h1=null, $login=false) { $h1 = $h1 ? $h1 : $title; if ($user) { $msg = sprintf(logged_in_pat, link_render(idURL($user), $user), link_render(idURL($user))); $nav = array('logout' => 'Log Out'); $navigation = navigation_render($msg, $nav); } else { if (!$login) { $msg = link_render(buildURL('login'), 'Log In'); $navigation = navigation_render($msg, array()); } else { $navigation = ''; } } $style = getStyle(); $text = sprintf(page_template, $title, $style, $navigation, $h1, $body); // No special headers here $headers = array(); return array($headers, $text); } ?>