例如:WordPress博客这种插件Eyes Only: User Access Shortcode
https://www.wpdaxue.com/eyes-...
/**
* WordPress 根据用户名/用户角色/能力/是否登录等隐藏部分文章内容
* https://www.wpdaxue.com/eyes-only-user-access-shortcode.html
*/
add_shortcode('eyesonly', 'sc_eyesonly');
function sc_eyesonly($atts, $content = null) {
extract(shortcode_atts(array('username' => null, 'level' => null, 'logged' => null,'hide' => null,),$atts));
if (!$hide || $hide === 'no' || $hide === 'false'){$pre = null; $thecontent = do_shortcode($content);}
if ($hide && $hide !== 'no' && $hide !== 'false'){$pre = do_shortcode($content); $thecontent = null;}
$showcontent = $pre;
$current_user = wp_get_current_user();
$users = preg_split("/[\s,]+/",$username);
$levels = preg_split("/[\s,]+/",$level);
foreach($users as $name){if($username && $current_user->user_login === $name){$showcontent = $thecontent;}}
foreach($levels as $value){if($level && current_user_can($value)){$showcontent = $thecontent;}}
if($logged && is_user_logged_in() && $logged === 'in'){$showcontent = $thecontent;}
if($logged && !is_user_logged_in() && $logged === 'out'){$showcontent = $thecontent;}
return $showcontent;
}
python 中怎样实现
人生最曼妙的风景,竟是内心的淡定与从容!