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Merge pull request #311 from discomrade/arabic-fix

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Fix combining character set, allow limit for combining characters
This commit is contained in:
nonmakina 2021-07-11 11:07:00 +02:00 • committed by GitHub
commit 3bae2c65a2
3 changed files with 12 additions and 13 deletions
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16
inc/functions.php
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@ -2257,19 +2257,11 @@ function ordutf8($string, &$offset) {
return $code;
}
// Limit Non_Spacing_Mark and Enclosing_Mark characters
function strip_combining_chars($str) {
$chars = preg_split('//u', $str, -1, PREG_SPLIT_NO_EMPTY);
$str = '';
foreach ($chars as $char) {
$o = 0;
$ord = ordutf8($char, $o);
if ( ($ord >= 768 && $ord <= 879) || ($ord >= 1536 && $ord <= 1791) || ($ord >= 3655 && $ord <= 3659) || ($ord >= 7616 && $ord <= 7679) || ($ord >= 8400 && $ord <= 8447) || ($ord >= 65056 && $ord <= 65071))
continue;
$str .= $char;
}
return $str;
global $config;
$limit = strval($config['max_combining_chars']+1);
return preg_replace('/(\p{Me}|\p{Mn}){'.$limit.',}/u','', $str);
}
function buildThread($id, $return = false, $mod = false) {