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Formatting: Correctly encode ASCII characters in post slugs.

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Merges [52457] to the 5.9 branch.
Props zieladam, whyisjake, xknown, peterwilsoncc, desrosj, iandunn.

git-svn-id: https://develop.svn.wordpress.org/branches/5.9@52464 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Jonathan Desrosiers 2022-01-06 17:34:05 +00:00
parent 6677fc31a0
commit 844676b302
2 changed files with 12 additions and 7 deletions
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17
src/wp-includes/formatting.php
View File

@ -1138,12 +1138,14 @@ function wp_check_invalid_utf8( $string, $strip = false ) {
* Encode the Unicode values to be used in the URI.
*
* @since 1.5.0
* @since 5.8.3 Added the `encode_ascii_characters` parameter.
*
* @param string $utf8_string
* @param int $length Max length of the string
* @param string $utf8_string String to encode.
* @param int $length Max length of the string
* @param bool $encode_ascii_characters Whether to encode ascii characters such as < " '
* @return string String with Unicode encoded for URI.
*/
function utf8_uri_encode( $utf8_string, $length = 0 ) {
function utf8_uri_encode( $utf8_string, $length = 0, $encode_ascii_characters = false ) {
$unicode = '';
$values = array();
$num_octets = 1;
@ -1158,11 +1160,14 @@ function utf8_uri_encode( $utf8_string, $length = 0 ) {
$value = ord( $utf8_string[ $i ] );
if ( $value < 128 ) {
if ( $length && ( $unicode_length >= $length ) ) {
$char = chr( $value );
$encoded_char = $encode_ascii_characters ? rawurlencode( $char ) : $char;
$encoded_char_length = strlen( $encoded_char );
if ( $length && ( $unicode_length + $encoded_char_length ) > $length ) {
break;
}
$unicode .= chr( $value );
$unicode_length++;
$unicode .= $encoded_char;
$unicode_length += $encoded_char_length;
} else {
if ( count( $values ) == 0 ) {
if ( $value < 224 ) {

2
src/wp-includes/post.php
View File

@ -5142,7 +5142,7 @@ function _truncate_post_slug( $slug, $length = 200 ) {
if ( $decoded_slug === $slug ) {
$slug = substr( $slug, 0, $length );
} else {
$slug = utf8_uri_encode( $decoded_slug, $length );
$slug = utf8_uri_encode( $decoded_slug, $length, true );
}
}