WordPress后台添加显示用户注册时间和登录 IP 记录

//// --------------- WordPress后台添加显示用户注册时间和登录 IP 记录  ------------- ///
function get_client_ip() {
if (getenv("HTTP_CLIENT_IP") && strcasecmp(getenv("HTTP_CLIENT_IP"), "unknown"))
$ip = getenv("HTTP_CLIENT_IP");
else if (getenv("HTTP_X_FORWARDED_FOR") && strcasecmp(getenv("HTTP_X_FORWARDED_FOR"),
"unknown"))
$ip = getenv("HTTP_X_FORWARDED_FOR");
else if (getenv("REMOTE_ADDR") && strcasecmp(getenv("REMOTE_ADDR"), "unknown"))
$ip = getenv("REMOTE_ADDR");
else if (isset ($_SERVER['REMOTE_ADDR']) && $_SERVER['REMOTE_ADDR']
&& strcasecmp($_SERVER['REMOTE_ADDR'], "unknown"))
$ip = $_SERVER['REMOTE_ADDR'];
else
$ip = "unknown";
return ($ip);
}
// 创建一个新字段存储用户注册时的IP地址
add_action('user_register', 'log_ip');
function log_ip($user_id){
$ip = get_client_ip();
update_user_meta($user_id, 'signup_ip', $ip);
}
// 创建新字段存储用户登录时间和登录IP
add_action( 'wp_login', 'insert_last_login' );
function insert_last_login( $login ) {
global $user_id;
$user = get_userdatabylogin( $login );
update_user_meta( $user->ID, 'last_login', current_time( 'mysql' ) );
$last_login_ip = get_client_ip();
update_user_meta( $user->ID, 'last_login_ip', $last_login_ip);
}
// 添加额外的栏目
add_filter('manage_users_columns', 'add_user_additional_column');
function add_user_additional_column($columns) {
$columns['user_nickname'] = '昵称';
$columns['user_url'] = '网站';
$columns['reg_time'] = '注册时间';
$columns['signup_ip'] = '注册IP';
$columns['last_login'] = '上次登录';
// 打算将注册IP和注册时间、登录IP和登录时间合并显示，所以我注销下面两行
/*$columns['signup_ip'] = '注册IP';*/
$columns['last_login_ip'] = '登录IP';
unset($columns['name']);//移除“姓名”这一栏，如果你需要保留，删除这行即可
return $columns;
}
//显示栏目的内容
add_action('manage_users_custom_column', 'show_user_additional_column_content', 10, 3);
function show_user_additional_column_content($value, $column_name, $user_id) {
$user = get_userdata( $user_id );
// 输出“昵称”
if ( 'user_nickname' == $column_name )
return $user->nickname;
// 输出用户的网站
if ( 'user_url' == $column_name )
return ''.$user->user_url.'';
// 输出注册时间和注册IP
if('reg_time' == $column_name ){
return get_date_from_gmt($user->user_registered) ;
}
// 输出注册时间和注册IP
if('signup' == $column_name ){
return get_user_meta( $user->ID, 'signup_ip', 'true');
}
// 输出最近登录时间和登录IP
if ( 'last_login' == $column_name && $user->last_login ){
return get_user_meta( $user->ID, 'last_login', 'ture' );
}
// 输出最近登录时间和登录IP
if ( 'last_login_ip' == $column_name ){
return get_user_meta( $user->ID, 'last_login_ip', 'ture' );
}
return $value;
}
// 默认按照注册时间排序
add_filter( "manage_users_sortable_columns", 'cmhello_users_sortable_columns' );
function cmhello_users_sortable_columns($sortable_columns){
$sortable_columns['reg_time'] = 'reg_time';
return $sortable_columns;
}
add_action( 'pre_user_query', 'cmhello_users_search_order' );
function cmhello_users_search_order($obj){
if(!isset($_REQUEST['orderby']) || $_REQUEST['orderby']=='reg_time' ){
if( !in_array($_REQUEST['order'],array('asc','desc')) ){
$_REQUEST['order'] = 'desc';
}
$obj->query_orderby = "ORDER BY user_registered ".$_REQUEST['order']."";
}
}