shortcode_unautop

shortcode_unautop: 这个函数用于删除自动添加到短码内容的段落标签。它需要一个参数 – $content – 这是短码的内容: 这个函数将返回已删除自动段落标签的内容。

不要自动包装独立的短代码。

确保短代码不被包裹在`…`中。

function shortcode_unautop( $text ) {
	global $shortcode_tags;

	if ( empty( $shortcode_tags ) || ! is_array( $shortcode_tags ) ) {
		return $text;
	}

	$tagregexp = implode( '|', array_map( 'preg_quote', array_keys( $shortcode_tags ) ) );
	$spaces    = wp_spaces_regexp();

	// phpcs:disable Squiz.Strings.ConcatenationSpacing.PaddingFound,WordPress.WhiteSpace.PrecisionAlignment.Found -- don't remove regex indentation
	$pattern =
		'/'
		. '<p>'                              // Opening paragraph.
		. '(?:' . $spaces . ')*+'            // Optional leading whitespace.
		. '('                                // 1: The shortcode.
		.     '\['                          // Opening bracket.
		.     "($tagregexp)"                 // 2: Shortcode name.
		.     '(?![\w-])'                   // Not followed by word character or hyphen.
											 // Unroll the loop: Inside the opening shortcode tag.
		.     '[^\]\/]*'                   // Not a closing bracket or forward slash.
		.     '(?:'
		.         '\/(?!\])'               // A forward slash not followed by a closing bracket.
		.         '[^\]\/]*'               // Not a closing bracket or forward slash.
		.     ')*?'
		.     '(?:'
		.         '\/\]'                   // Self closing tag and closing bracket.
		.     '|'
		.         '\]'                      // Closing bracket.
		.         '(?:'                      // Unroll the loop: Optionally, anything between the opening and closing shortcode tags.
		.             '[^\[]*+'             // Not an opening bracket.
		.             '(?:'
		.                 '\[(?!\/\2\])' // An opening bracket not followed by the closing shortcode tag.
		.                 '[^\[]*+'         // Not an opening bracket.
		.             ')*+'
		.             '\[\/\2\]'         // Closing shortcode tag.
		.         ')?'
		.     ')'
		. ')'
		. '(?:' . $spaces . ')*+'            // Optional trailing whitespace.
		. '<\/p>'                           // Closing paragraph.
		. '/';
	// phpcs:enable

	return preg_replace( $pattern, '$1', $text );
}