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Truncate sanitized titles to the size of the post_name field without killing multibye characters.

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git-svn-id: https://develop.svn.wordpress.org/trunk@4560 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Ryan Boren 2006-11-30 20:26:42 +00:00
parent 6248dfb2ca
commit c539a41672
1 changed files with 13 additions and 9 deletions
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22
wp-includes/formatting.php
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@ -116,7 +116,7 @@ function wp_specialchars( $text, $quotes = 0 ) {
return $text;
}
function utf8_uri_encode( $utf8_string ) {
function utf8_uri_encode( $utf8_string, $length = 0 ) {
$unicode = '';
$values = array();
$num_octets = 1;
@ -126,21 +126,25 @@ function utf8_uri_encode( $utf8_string ) {
$value = ord( $utf8_string[ $i ] );
if ( $value < 128 ) {
if ( $length && ( strlen($unicode) + 1 > $length ) )
break;
$unicode .= chr($value);
} else {
if ( count( $values ) == 0 ) $num_octets = ( $value < 224 ) ? 2 : 3;
$values[] = $value;
if ( $length && ( (strlen($unicode) + ($num_octets * 3)) > $length ) )
break;
if ( count( $values ) == $num_octets ) {
if ($num_octets == 3) {
$unicode .= '%' . dechex($values[0]) . '%' . dechex($values[1]) . '%' . dechex($values[2]);
} else {
$unicode .= '%' . dechex($values[0]) . '%' . dechex($values[1]);
}
if ($num_octets == 3) {
$unicode .= '%' . dechex($values[0]) . '%' . dechex($values[1]) . '%' . dechex($values[2]);
} else {
$unicode .= '%' . dechex($values[0]) . '%' . dechex($values[1]);
}
$values = array();
$num_octets = 1;
$values = array();
$num_octets = 1;
}
}
}
@ -317,7 +321,7 @@ function sanitize_title_with_dashes($title) {
if (function_exists('mb_strtolower')) {
$title = mb_strtolower($title, 'UTF-8');
}
$title = utf8_uri_encode($title);
$title = utf8_uri_encode($title, 200);
}
$title = strtolower($title);