wp_kses_allowed_html()

返回给定上下文的允许标记和属性列表。

原型

wp_kses_allowed_html( string|array $context = '' )

参数

$context (string|array) (Optional) 要检索标记的上下文。允许的值是post，strip，data，entities或字段过滤器的名称，例如pre_user_description。

返回值

(array)  允许的标签及其允许的属性列表。

源文件

路径：wp-includes/kses.php

<?php
...
function wp_kses_allowed_html( $context = '' ) {
	global $allowedposttags, $allowedtags, $allowedentitynames;
	if ( is_array( $context ) ) {
		/**
		 * Filters HTML elements allowed for a given context.
		 *
		 * @since 3.5.0
		 *
		 * @param array  $context      Context to judge allowed tags by.
		 * @param string $context_type Context type (explicit).
		 */
		return apply_filters( 'wp_kses_allowed_html', $context, 'explicit' );
	}
	switch ( $context ) {
		case 'post':
			/** This filter is documented in wp-includes/kses.php */
			return apply_filters( 'wp_kses_allowed_html', $allowedposttags, $context );
		case 'user_description':
		case 'pre_user_description':
			$tags = $allowedtags;
			$tags['a']['rel'] = true;
			/** This filter is documented in wp-includes/kses.php */
			return apply_filters( 'wp_kses_allowed_html', $tags, $context );
		case 'strip':
			/** This filter is documented in wp-includes/kses.php */
			return apply_filters( 'wp_kses_allowed_html', array(), $context );
		case 'entities':
			/** This filter is documented in wp-includes/kses.php */
			return apply_filters( 'wp_kses_allowed_html', $allowedentitynames, $context);
		case 'data':
		default:
			/** This filter is documented in wp-includes/kses.php */
			return apply_filters( 'wp_kses_allowed_html', $allowedtags, $context );
	}
}
...
?>

其他

英文文档：https://developer.wordpress.org/reference/functions/wp_kses_allowed_html/