107 líneas
2,7 KiB
PHP
107 líneas
2,7 KiB
PHP
|
<?php
|
||
|
|
/**
|
||
|
|
* HTML API: WP_HTML_Token class
|
||
|
|
*
|
||
|
|
* @package WordPress
|
||
|
|
* @subpackage HTML-API
|
||
|
|
* @since 6.4.0
|
||
|
|
*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Core class used by the HTML processor during HTML parsing
|
||
|
|
* for referring to tokens in the input HTML string.
|
||
|
|
*
|
||
|
|
* This class is designed for internal use by the HTML processor.
|
||
|
|
*
|
||
|
|
* @since 6.4.0
|
||
|
|
*
|
||
|
|
* @access private
|
||
|
|
*
|
||
|
|
* @see WP_HTML_Processor
|
||
|
|
*/
|
||
|
|
class WP_HTML_Token {
|
||
|
|
/**
|
||
|
|
* Name of bookmark corresponding to source of token in input HTML string.
|
||
|
|
*
|
||
|
|
* Having a bookmark name does not imply that the token still exists. It
|
||
|
|
* may be that the source token and underlying bookmark was wiped out by
|
||
|
|
* some modification to the source HTML.
|
||
|
|
*
|
||
|
|
* @since 6.4.0
|
||
|
|
*
|
||
|
|
* @var string
|
||
|
|
*/
|
||
|
|
public $bookmark_name = null;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Name of node; lowercase names such as "marker" are not HTML elements.
|
||
|
|
*
|
||
|
|
* For HTML elements/tags this value should come from WP_HTML_Processor::get_tag().
|
||
|
|
*
|
||
|
|
* @since 6.4.0
|
||
|
|
*
|
||
|
|
* @see WP_HTML_Processor::get_tag()
|
||
|
|
*
|
||
|
|
* @var string
|
||
|
|
*/
|
||
|
|
public $node_name = null;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Whether node contains the self-closing flag.
|
||
|
|
*
|
||
|
|
* A node may have a self-closing flag when it shouldn't. This value
|
||
|
|
* only reports if the flag is present in the original HTML.
|
||
|
|
*
|
||
|
|
* @since 6.4.0
|
||
|
|
*
|
||
|
|
* @see https://html.spec.whatwg.org/#self-closing-flag
|
||
|
|
*
|
||
|
|
* @var bool
|
||
|
|
*/
|
||
|
|
public $has_self_closing_flag = false;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Called when token is garbage-collected or otherwise destroyed.
|
||
|
|
*
|
||
|
|
* @var callable|null
|
||
|
|
*/
|
||
|
|
public $on_destroy = null;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Constructor - creates a reference to a token in some external HTML string.
|
||
|
|
*
|
||
|
|
* @since 6.4.0
|
||
|
|
*
|
||
|
|
* @param string $bookmark_name Name of bookmark corresponding to location in HTML where token is found.
|
||
|
|
* @param string $node_name Name of node token represents; if uppercase, an HTML element; if lowercase, a special value like "marker".
|
||
|
|
* @param bool $has_self_closing_flag Whether the source token contains the self-closing flag, regardless of whether it's valid.
|
||
|
|
* @param callable $on_destroy Function to call when destroying token, useful for releasing the bookmark.
|
||
|
|
*/
|
||
|
|
public function __construct( $bookmark_name, $node_name, $has_self_closing_flag, $on_destroy = null ) {
|
||
|
|
$this->bookmark_name = $bookmark_name;
|
||
|
|
$this->node_name = $node_name;
|
||
|
|
$this->has_self_closing_flag = $has_self_closing_flag;
|
||
|
|
$this->on_destroy = $on_destroy;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Destructor.
|
||
|
|
*
|
||
|
|
* @since 6.4.0
|
||
|
|
*/
|
||
|
|
public function __destruct() {
|
||
|
|
if ( is_callable( $this->on_destroy ) ) {
|
||
|
|
call_user_func( $this->on_destroy, $this->bookmark_name );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Wakeup magic method.
|
||
|
|
*
|
||
|
|
* @since 6.4.2
|
||
|
|
*/
|
||
|
|
public function __wakeup() {
|
||
|
|
throw new \LogicException( __CLASS__ . ' should never be unserialized' );
|
||
|
|
}
|
||
|
|
}
|