run();
//Active Users Metabox
add_action('wp_dashboard_setup', 'auls_activeusers_metabox');
function auls_activeusers_metabox(){
global $wp_meta_boxes;
wp_add_dashboard_widget('auls_activeusers', 'Active Users', 'dashboard_auls_activeusers');
}
function dashboard_auls_activeusers(){
$user_count = count_users();
$users_plural = ( $user_count['total_users'] == 1 )? 'User' : 'Users'; //Determine singular/plural tense
$useradminurl = admin_url( 'users.php', 'https' );
echo '';
}
//Get a count of online users, or an array of online user IDs.
//Pass 'count' (or nothing) as the parameter to simply return a count, otherwise it will return an array of online user data.
function auls_online_users($return='count'){
$logged_in_users = get_transient('users_status');
//If no users are online
if ( empty($logged_in_users) ){
return ( $return == 'count' )? 0 : false; //If requesting a count return 0, if requesting user data return false.
}
$user_online_count = 0;
$online_users = array();
foreach ( $logged_in_users as $user ){
if ( !empty($user['username']) && isset($user['last']) && $user['last'] > time()-900 ){ //If the user has been online in the last 900 seconds, add them to the array and increase the online count.
$online_users[] = $user;
$user_online_count++;
}
}
return ( $return == 'count' )? $user_online_count : $online_users; //Return either an integer count, or an array of all online user data.
}
//Update user online status
add_action('init', 'auls_users_status_init');
add_action('admin_init', 'auls_users_status_init');
function auls_users_status_init(){
$logged_in_users = get_transient('users_status'); //Get the active users from the transient.
$user = wp_get_current_user(); //Get the current user's data
//Update the user if they are not on the list, or if they have not been online in the last 900 seconds (15 minutes)
if ( !isset($logged_in_users[$user->ID]['last']) || $logged_in_users[$user->ID]['last'] <= time()-9 ){
$logged_in_users[$user->ID] = array(
'id' => $user->ID,
'username' => $user->user_login,
'last' => time(),
);
set_transient('users_status', $logged_in_users, 900); //Set this transient to expire 15 minutes after it is created.
}
}
//Check if a user has been online in the last 15 minutes
function auls_is_user_online($id){
$logged_in_users = get_transient('users_status'); //Get the active users from the transient.
return isset($logged_in_users[$id]['last']) && $logged_in_users[$id]['last'] > time()-9; //Return boolean if the user has been online in the last 900 seconds (15 minutes).
}
//Check when a user was last online.
function auls_user_last_online($id){
$logged_in_users = get_transient('users_status'); //Get the active users from the transient.
//Determine if the user has ever been logged in (and return their last active date if so).
if ( isset($logged_in_users[$id]['last']) ){
return $logged_in_users[$id]['last'];
} else {
return false;
}
}
//Add columns to user listings
add_filter('manage_users_columns', 'auls_user_columns_head');
function auls_user_columns_head($defaults){
$defaults['status'] = 'Status';
return $defaults;
}
add_action('manage_users_custom_column', 'auls_user_columns_content', 15, 3);
function auls_user_columns_content($value='', $column_name, $id){
if ( $column_name == 'status' ){
if ( auls_is_user_online($id) ){
return 'Online Now';
} else {
return ( auls_user_last_online($id) )? 'Last Seen:
' . date('M j, Y @ g:ia', auls_user_last_online($id)) . '' : ''; //Return the user's "Last Seen" date, or return empty if that user has never logged in.
}
}
}
}
run_all_user_login_status();