PHP user_is_logged_in函数代码示例

function dynamic_menu_content()
{
    $cache_name = user_is_logged_in() ? 'logged_in_' . $_SESSION['class'] : 'guest';
    if (cache_start($cache_name, CONFIG_CACHE_TIME_DYNAMIC, CONST_CACHE_DYNAMIC_MENU_GROUP)) {
        $entries = db_query_fetch_all('SELECT
                title,
                internal_page,
                permalink,
                url,
                visibility
            FROM
                dynamic_menu
            WHERE
                ' . (user_is_logged_in() ? 'min_user_class <= ' . $_SESSION['class'] . ' AND (visibility = "private" OR visibility = "both")' : 'visibility = "public" OR visibility = "both"') . '
            ORDER BY priority DESC');
        foreach ($entries as $entry) {
            echo '
            <li>
                <a href="', $entry['internal_page'] ? CONFIG_SITE_URL . 'content?show=' . $entry['permalink'] : htmlspecialchars($entry['url']), '">', htmlspecialchars($entry['title']), '</a>
            </li>
            ';
        }
        cache_end($cache_name, CONST_CACHE_DYNAMIC_MENU_GROUP);
    }
}

 /**
  * Decide whether block displays may include category information.
  *
  * @return int
  *   One of the BlockLatest::DISPLAY_* constants.
  */
 public function hasCategory()
 {
     switch ($this->getDisplayPolicy()) {
         // Display only for admin.
         case static::DISPLAY_ADMIN:
             $ret = $GLOBALS['user']->uid == 1;
             break;
             // Display for all authenticated users.
         // Display for all authenticated users.
         case static::DISPLAY_AUTH:
             $ret = user_is_logged_in();
             break;
             // Always display.
         // Always display.
         case static::DISPLAY_ALWAYS:
             $ret = TRUE;
             break;
             // BlockLatest::DISPLAY_NEVER and any other value.
         // BlockLatest::DISPLAY_NEVER and any other value.
         default:
             $ret = FALSE;
             break;
     }
     return $ret;
 }

/**
 * Implements theme_process_page().
 */
function basetpl_process_page(&$variables)
{
    global $base_path;
    // show/hide breadcrumb
    $variables['show_breadcrumb'] = TRUE;
    // var theme_path
    $variables['theme_path'] = $base_path . path_to_theme();
    // var site_info
    $variables['site_info'] = $variables['logo'] || $variables['site_name'] || $variables['site_slogan'] ? TRUE : FALSE;
    // check if page is system page
    $variables['system_page'] = isset($variables['node']) ? FALSE : TRUE;
    // backend
    if (user_is_logged_in() && path_is_admin(current_path())) {
        $variables['site_info'] = FALSE;
        $variables['system_page'] = TRUE;
        foreach (element_children($variables['page']) as $region) {
            if ($region != 'content') {
                $variables['page'][$region] = FALSE;
            }
        }
    }
    // show/hide page title
    $variables['title'] = $variables['system_page'] ? $variables['title'] : FALSE;
    // add robots to head
    if (theme_get_setting('robots') == 1) {
        $robots = array('#type' => 'html_tag', '#tag' => 'meta', '#attributes' => array('name' => 'robots', 'content' => 'noindex,nofollow'));
        drupal_add_html_head($robots, 'robots');
    }
}

function blackberry_2016_status_messages($variables)
{
    $display = $variables['display'];
    $output = '';
    $status_heading = array('status' => t('Status message'), 'error' => t('Error message'), 'warning' => t('Warning message'));
    foreach (drupal_get_messages($display) as $type => $messages) {
        // skip all error/warning messages for anonymous users
        if (!user_is_logged_in() && $type == 'PHP') {
        } else {
            $output .= '<div class="alert alert-block alert-' . $type . '"><div class="container"><div class="row"><div class="col-xs-12">';
            if (!empty($status_heading[$type])) {
                $output .= '<h2 class="element-invisible">' . $status_heading[$type] . '</h2>';
            }
            if (count($messages) > 1) {
                $output .= '<ul>';
                foreach ($messages as $message) {
                    $output .= '  <li>' . $message . '</li>';
                }
                $output .= '</ul>';
            } else {
                $output .= $messages[0];
            }
            $output .= '</div></div></div><a class="close" data-dismiss="alert" href="#">×</a></div>';
        }
    }
    return $output;
}

function thearchivetheme_process_page(&$vars)
{
    $usernav = '';
    if (user_is_logged_in()) {
        global $user;
        $node = menu_get_object();
        $ar = array();
        if ($node) {
            $nid = $node->nid;
            if (user_access('update collection')) {
                $ar[] = '<a href="collection/edit/' . $nid . '">編輯</a>';
            }
            if (user_access('update collection')) {
                $ar[] = '<a href="collection/update/file/' . $nid . '">更新數位檔</a>';
            }
            if (user_access('update collection') && editcol_is_video_collection($nid)) {
                $ar[] = '<a href="collection/upload/video_icons/' . $nid . '">自定影片圖示</a>';
            }
            if (user_access('delete collection')) {
                $ar[] = '<a href="collection/delete/' . $nid . '">刪除</a>';
            }
        }
        if (user_access('control panel')) {
            $ar[] = '<a href="/control_panel/1">Control Panel</a>';
        }
        $ar[] = 'Login as ' . $user->name;
        $ar[] = '<a href="/user/logout">Log out</a>';
        $usernav = '<div class="row">' . implode(' | ', $ar) . '</div>';
    }
    $vars['usernav'] = $usernav;
}

    /**
     * @function removeEvent
     * Returns interface for removing an event
     */
    public function removeEvent()
    {
        $explodedpath = explode("/", current_path());
        $event_id = $this->clearContent($explodedpath[1]);
        if (!user_is_logged_in() || !$this->event->isAuthorized($event_id, $this->user_id)) {
            drupal_access_denied();
            drupal_exit();
        }
        if (isset($_POST['submit'])) {
            $this->event->removeEvent($event_id);
            if (session_status() == PHP_SESSION_NONE) {
                session_start();
            }
            drupal_set_message(t('Das Event wurde gelöscht.'));
            header("Location: " . $base_url . "/events");
            // Und "Tschö mit ö..."!
        } else {
            $pathThisFile = $_SERVER['REQUEST_URI'];
            return '<div class="callout row">
 <h4><strong>' . t('Möchten Sie dieses Event wirklich löschen?') . '</strong></h4><br />
 <form action=' . $pathThisFile . ' method="POST" enctype="multipart/form-data">
   <input name="event_id" type="hidden" id="eventEIDInput" value="' . $event_id . '" />
   <a class="secondary button" href="javascript:history.go(-1)">Abbrechen</a>
   <input type="submit" class="button" id="eventSubmit" name="submit" value="Löschen">
 </form></div>';
        }
    }

 /**
  * Constructor to generically set up the user id condition if
  * there is a current user.
  *
  * @param $connection
  */
 function __construct($connection)
 {
     parent::__construct($connection);
     if (user_is_logged_in()) {
         global $user;
         $this->useridCondition($user->name);
     }
 }

/**
 * Alter error messages right before delivering.
 *
 * @param array $errors
 *  Array of following properties:
 *   'code' -- error code
 *   'header_message' -- message that will be returned in Status header
 *   'body_data' -- data returned in the body of the response
 *  You can alter 'header_message' and 'body_data' in your hook implementations.
 * @param type $controller
 *  Executed controller.
 * @param type $arguments
 *  Arguments of the controller.
 */
function hook_rest_server_execute_errors_alter(&$error, $controller, $arguments)
{
    $error_code = $error['code'];
    if (user_is_logged_in() && $error_code == 401) {
        global $user;
        $error['header_message'] = '403 ' . t('Access denied for user @user', array('@user' => $user->name));
    }
}

function analytics_portal_preprocess_html(&$vars, $hook)
{
    if (drupal_is_front_page() && !user_is_logged_in()) {
        // If the content type's machine name is "my_machine_name" the file
        // name will be "page--my-machine-name.tpl.php".
        $vars['theme_hook_suggestions'][] = 'html__custom';
    }
}

 public function __construct($uid)
 {
     if (user_is_logged_in() == FALSE && !defined('OS_POKER_SCRIPT')) {
         throw new Exception('Forbidden (User must be logged in)');
     }
     if ($this->Load($uid) == FALSE) {
         throw new Exception('Invalid UID');
     }
 }

function dmi_preprocess_menu_link(&$variables)
{
    if ($variables['theme_hook_original'] == 'menu_link__menu_topmenu') {
        $logged_in = user_is_logged_in();
        if ($variables['element']['#title'] == "login" && $logged_in) {
            $variables['element']['#title'] = t('Uw account');
        }
    }
}

/**
 * Provide user information for logging.
 *
 * @param array $user_info
 *   A reference to array of user account info.
 */
function hook_raven_user_alter(array &$user_info)
{
    global $user;
    if (user_is_logged_in()) {
        $user_info['id'] = $user->uid;
        $user_info['name'] = $user->name;
        $user_info['email'] = $user->mail;
        $user_info['roles'] = implode(', ', $user->roles);
    }
}

/**
 * Define utility links.
 *
 * This hook allows modules to register utility links for the functionality that
 * they provide. For example, a social integration module could use it to
 * register a "Find Friends" utility link which points to a page where the
 * current user can search for other site users that they have connected with on
 * social networks such as Twitter or Facebook.
 *
 * @return
 *   An associative array of utility links whose keys are used as its CSS class.
 *   Each link should be itself an array, with the same elements used in
 *   theme_links(), except for the addition of a 'weight' element that is used
 *   for ordering the links.
 *
 * For a detailed usage example, see commons_utility_links.module.
 *
 * @see theme_links()
 * @see hook_commons_utility_links_alter()
 */
function hook_commons_utility_links()
{
    $links = array();
    if (user_is_logged_in()) {
        global $user;
        $account = $user;
        $links['find_fiends'] = array('href' => 'user/' . $account->uid . '/find_friends', 'title' => t('Find friends'));
    }
    return $links;
}

function send_cache_headers($identifier, $lifetime, $group = 'default')
{
    header('Cache-Control: ' . (user_is_logged_in() ? 'private' : 'public') . ', max-age=' . $lifetime);
    $path = CONST_PATH_CACHE . 'cache_' . $group . '_' . $identifier;
    if (file_exists($path)) {
        $time_modified = filemtime($path);
        header('Last-Modified: ' . gmdate('D, d M Y H:i:s ', $time_modified) . 'GMT');
        header('Expires: ' . gmdate('D, d M Y H:i:s ', $time_modified + $lifetime) . 'GMT');
    }
}

/**
 * Implement hook_preprocess_page()
 */
function adminlte_preprocess_page(&$vars, $hook)
{
    global $user;
    global $base_url;
    $vars['front_page'] = $base_url;
    $theme_path = drupal_get_path('theme', 'adminlte');
    // Fontawesome 4.5.0
    drupal_add_css('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.5.0/css/font-awesome.min.css', array('type' => 'external', 'scope' => 'header'));
    // Ionicons 2.0.1
    drupal_add_css('https://code.ionicframework.com/ionicons/2.0.1/css/ionicons.min.css', array('type' => 'external', 'scope' => 'header'));
    // jQuery 2.2.3
    drupal_add_js($theme_path . '/plugins/jQuery/jQuery-2.2.3.min.js', array('type' => 'file', 'scope' => 'footer'));
    // Bootstrap 3.3.5
    drupal_add_js($theme_path . '/bootstrap/js/bootstrap.min.js', array('type' => 'file', 'scope' => 'footer'));
    // jQuery UI
    drupal_add_js('https://code.jquery.com/ui/1.11.4/jquery-ui.min.js', array('type' => 'external', 'scope' => 'footer'));
    // FastClick
    drupal_add_js($theme_path . '/plugins/fastclick/fastclick.min.js', array('type' => 'file', 'scope' => 'footer'));
    // AdminLTE App
    drupal_add_js($theme_path . '/dist/js/app.min.js', array('type' => 'file', 'scope' => 'footer'));
    // Moment
    drupal_add_js('https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.10.2/moment.min.js', array('type' => 'external', 'scope' => 'footer'));
    // Fullcalendar
    drupal_add_js($theme_path . '/plugins/fullcalendar/fullcalendar.min.js', array('type' => 'file', 'scope' => 'footer'));
    // Additional js for theme.
    drupal_add_js($theme_path . '/assets/js/script.js', array('type' => 'file', 'scope' => 'footer'));
    $vars['logout'] = '/user/logout';
    $vars['profile'] = 'user/' . $user->uid;
    $roles = end($user->roles);
    $vars['role'] = ucfirst($roles);
    reset($user->roles);
    // Check if user is login
    if (user_is_logged_in()) {
        $account = user_load($user->uid);
        $avatar_uri = drupal_get_path('theme', 'adminlte') . '/img/avatar.png';
        $alt = t("@user's picture", array('@user' => format_username($user)));
        // Display profile picture.
        if (!empty($account->picture)) {
            $user_picture = theme('image_style', array('style_name' => 'thumbnail', 'path' => $account->picture->uri, 'alt' => $alt, 'title' => $alt, 'attributes' => array('class' => 'img-circle')));
            $user_picture_m = theme('image_style', array('style_name' => 'thumbnail', 'path' => $account->picture->uri, 'alt' => $alt, 'title' => $alt, 'attributes' => array('class' => 'user-image')));
        } else {
            $user_picture_config = array('style_name' => 'thumbnail', 'path' => $avatar_uri, 'alt' => $alt, 'title' => $alt, 'attributes' => array('class' => 'img-circle'));
            $user_picture_m_config = array('style_name' => 'thumbnail', 'path' => $avatar_uri, 'alt' => $alt, 'title' => $alt, 'attributes' => array('class' => 'user-image'));
            $user_picture = adminlte_image_style($user_picture_config);
            $user_picture_m = adminlte_image_style($user_picture_m_config);
        }
        // Assign profile picture in variables.
        $vars['avatar'] = $user_picture;
        $vars['avatarsm'] = $user_picture_m;
        // Display history of member.
        $vars['history'] = 'Member for ' . format_interval(time() - $user->created);
        // Display username or you can change this to set the fullname of user login.
        $vars['fullname'] = $account->name;
    }
}