KSES: Extend support in wp_kses_normalize_entities to named entities with up to two numbers on the end of the name so as to support a wider list of valid entities.

Fixes â#26290

Built from https://develop.svn.wordpress.org/trunk@26440


git-svn-id: http://core.svn.wordpress.org/trunk@26338 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
Peter Westwood 2013-11-27 22:32:09 +00:00
parent 1858b65dbb
commit e1e79ddf64
1 changed files with 3 additions and 1 deletions

View File

@ -446,6 +446,8 @@ if ( ! CUSTOM_TAGS ) {
'nsub', 'sube', 'supe', 'oplus', 'otimes', 'perp',
'sdot', 'lceil', 'rceil', 'lfloor', 'rfloor', 'lang',
'rang', 'loz', 'spades', 'clubs', 'hearts', 'diams',
'sup1', 'sup2', 'sup3', 'frac14', 'frac12', 'frac34',
'there4',
);
$allowedposttags = array_map( '_wp_add_global_attributes', $allowedposttags );
@ -1119,7 +1121,7 @@ function wp_kses_normalize_entities($string) {
# Change back the allowed entities in our entity whitelist
$string = preg_replace_callback('/&([A-Za-z]{2,8});/', 'wp_kses_named_entities', $string);
$string = preg_replace_callback('/&([A-Za-z]{2,8}[0-9]{0,2});/', 'wp_kses_named_entities', $string);
$string = preg_replace_callback('/&#(0*[0-9]{1,7});/', 'wp_kses_normalize_entities2', $string);
$string = preg_replace_callback('/&#[Xx](0*[0-9A-Fa-f]{1,6});/', 'wp_kses_normalize_entities3', $string);