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Replaced buggy UTF-8 -> HTML conversion with mb_encode_numericentity()

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This commit is contained in:
Savetheinternet 2011-11-17 01:06:00 +11:00
parent 81f908fe84
commit 79d7bf54fa
1 changed files with 3 additions and 51 deletions
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54
inc/functions.php
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@ -1234,7 +1234,7 @@
function markup(&$body) {
global $board, $config;
$body = utf8tohtml($body, true);
$body = utf8tohtml($body);
if($config['wiki_markup']) {
$body = preg_replace("/(^|\n)==(.+?)==\n?/m", "<span class=\"heading\">$2</span>", $body);
@ -1338,56 +1338,8 @@
$body = preg_replace("/\n/", '<br/>', $body);
}
// Returns the utf string corresponding to the unicode value (from php.net, courtesy - romans@void.lv)
function code2utf($num) {
if ($num < 128)
return chr($num);
if ($num < 2048)
return chr(($num >> 6) + 192) . chr(($num & 63) + 128);
if ($num < 65536)
return chr(($num >> 12) + 224) . chr((($num >> 6) & 63) + 128) . chr(($num & 63) + 128);
if ($num < 2097152)
return chr(($num >> 18) + 240) . chr((($num >> 12) & 63) + 128) . chr((($num >> 6) & 63) + 128) . chr(($num & 63) + 128);
return '';
}
function utf8tohtml($utf8, $encodeTags=true) {
$result = '';
for ($i = 0; $i < strlen($utf8); $i++) {
$char = $utf8[$i];
$ascii = ord($char);
if ($ascii < 128) {
// one-byte character
$result .= ($encodeTags) ? htmlentities($char) : $char;
} else if ($ascii < 192) {
// non-utf8 character or not a start byte
} else if ($ascii < 224) {
// two-byte character
$result .= htmlentities(substr($utf8, $i, 2), ENT_QUOTES, 'UTF-8');
$i++;
} else if ($ascii < 240) {
// three-byte character
$ascii1 = ord($utf8[$i+1]);
$ascii2 = @ord($utf8[$i+2]);
$unicode = (15 & $ascii) * 4096 +
(63 & $ascii1) * 64 +
(63 & $ascii2);
$result .= "&#$unicode;";
$i += 2;
} else if ($ascii < 248) {
// four-byte character
$ascii1 = ord($utf8[$i+1]);
$ascii2 = ord($utf8[$i+2]);
$ascii3 = ord($utf8[$i+3]);
$unicode = (15 & $ascii) * 262144 +
(63 & $ascii1) * 4096 +
(63 & $ascii2) * 64 +
(63 & $ascii3);
$result .= "&#$unicode;";
$i += 3;
}
}
return $result;
function utf8tohtml($utf8) {
return mb_encode_numericentity($utf8, Array(0xff, 0xffff, 0, 0xffff), 'UTF-8');
}
function buildThread($id, $return=false, $mod=false) {