显示robots.txt文件内容。
原型
do_robots()
描述
回显内容应该与永久链接的使用或创建robots.txt文件。
源文件
路径:wp-includes/functions.php
<?php
...
function do_robots() {
header( 'Content-Type: text/plain; charset=utf-8' );
/**
* Fires when displaying the robots.txt file.
*
* @since 2.1.0
*/
do_action( 'do_robotstxt' );
$output = "User-agent: *n";
$public = get_option( 'blog_public' );
if ( '0' == $public ) {
$output .= "Disallow: /n";
} else {
$site_url = parse_url( site_url() );
$path = ( !empty( $site_url['path'] ) ) ? $site_url['path'] : '';
$output .= "Disallow: $path/wp-admin/n";
$output .= "Allow: $path/wp-admin/admin-ajax.phpn";
}
/**
* Filters the robots.txt output.
*
* @since 3.0.0
*
* @param string $output Robots.txt output.
* @param bool $public Whether the site is considered "public".
*/
echo apply_filters( 'robots_txt', $output, $public );
}
...
?>
其他
英文文档:https://developer.wordpress.org/reference/functions/do_robots/