예제 #1
0
/**
 * This is the default handler for the Q/responseExtras event.
 * It should not be invoked during AJAX requests, and especially
 * not during JSONP requests. It will output things like the nonce,
 * which prevents CSRF attacks, but is only supposed to be printed
 * on our webpages and not also given to anyone who does a JSONP request.
 */
function Q_before_Q_responseExtras()
{
    $app = Q_Config::expect('Q', 'app');
    $uri = Q_Dispatcher::uri();
    $url = Q_Request::url(true);
    $base_url = Q_Request::baseUrl();
    $ajax = Q_Request::isAjax();
    if (!$uri) {
        return;
    }
    $info = array('url' => $url, 'uriString' => (string) $uri);
    if ($uri) {
        $info['uri'] = $uri->toArray();
    }
    if (!$ajax) {
        $info = array_merge(array('app' => Q_Config::expect('Q', 'app')), $info, array('proxies' => Q_Config::get('Q', 'proxies', array()), 'baseUrl' => $base_url, 'proxyBaseUrl' => Q_Uri::url($base_url), 'proxyUrl' => Q_Uri::url($url), 'sessionName' => Q_Session::name(), 'nodeUrl' => Q_Utils::nodeUrl(), 'slotNames' => Q_Config::get("Q", "response", "slotNames", array('content', 'dashboard', 'title', 'notices'))));
    }
    foreach ($info as $k => $v) {
        Q_Response::setScriptData("Q.info.{$k}", $v);
    }
    if (!$ajax) {
        $uris = Q_Config::get('Q', 'javascript', 'uris', array());
        $urls = array();
        foreach ($uris as $u) {
            $urls["{$u}"] = Q_Uri::url("{$u}");
        }
        Q_Response::setScriptData('Q.urls', $urls);
    }
    // Export more variables to inline js
    $nonce = isset($_SESSION['Q']['nonce']) ? $_SESSION['Q']['nonce'] : null;
    if ($nonce) {
        Q_Response::setScriptData('Q.nonce', $nonce);
    }
    // Attach stylesheets and scripts
    foreach (Q_Config::get('Q', 'javascript', 'responseExtras', array()) as $src => $b) {
        if (!$b) {
            continue;
        }
        Q_Response::addScript($src);
    }
    foreach (Q_Config::get('Q', 'stylesheets', 'responseExtras', array()) as $src => $media) {
        if (!$media) {
            continue;
        }
        if ($media === true) {
            $media = 'screen,print';
        }
        Q_Response::addStylesheet($src, null, $media);
    }
}