WordPress开发用户中心常用函数

常用函数

<?php global $current_user;get_currentuserinfo();echo $current_user-&amp;amp;gt;user_email . "\n";?> //调取用户注册时选择的邮箱
<?php global $current_user;get_currentuserinfo();echo $current_user-&amp;amp;gt;user_login . "\n";?> //调取用户昵称
<?php if ( is_user_logged_in() ) { user_registered_date();} ?> //调取用户注册时间
<?php global $user_ID;echo get_comments('count=true&amp;amp;amp;user_id='.$user_ID);?> //调取用户在本站评论数量

WordPress 支持中文用户名

//让wordpress支持中文用户名
function ludou_sanitize_user ($username, $raw_username, $strict) {
$username = wp_strip_all_tags( $raw_username );
$username = remove_accents( $username );
// Kill octets
$username = preg_replace( '|%([a-fA-F0-9][a-fA-F0-9])|', '', $username );
$username = preg_replace( '/&.+?;/', '', $username ); // Kill entities
// 网上很多教程都是直接将$strict赋值false，
// 这样会绕过字符串检查，留下隐患
if ($strict) {
$username = preg_replace ('|[^a-z\p{Han}0-9 _.\-@]|iu', '', $username);
}
$username = trim( $username );
// Consolidate contiguous whitespace
$username = preg_replace( '|\s+|', ' ', $username );
return $username;
}
add_filter ('sanitize_user', 'ludou_sanitize_user', 10, 3);

非管理员不允许进入后台

//非管理员不允许进入后台
if ( is_admin() && ( !defined( 'DOING_AJAX' ) || !DOING_AJAX ) ) {
$current_user = wp_get_current_user();
if($current_user->roles[0] == get_option('default_role')) {
wp_safe_redirect( home_url() );
exit();
}
}

WordPress 支持Email登录

// 修改WordPress用户名过滤机制，通过Email获取用户名
function ludou_allow_email_login($username, $raw_username, $strict) {
if (filter_var($raw_username, FILTER_VALIDATE_EMAIL)) {
$user_data = get_user_by('email', $raw_username);
if (empty($user_data))
wp_die(__('<strong>ERROR</strong>: There is no user registered with that email address.'), '用户名不正确');
else
return $user_data->user_login;
}
else {
return $username;
}
}
if (strpos($_SERVER['REQUEST_URI'], '?action=register') === FALSE && strpos($_SERVER['REQUEST_URI'], '?action=lostpassword') === FALSE && strpos($_SERVER['REQUEST_URI'], '?action=rp') === FALSE ) {
add_filter('sanitize_user', 'ludou_allow_email_login', 10, 3);
}