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54 lines
1.1 KiB
PHTML
54 lines
1.1 KiB
PHTML
13 years ago
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<?php
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if(!isset($_ANONNEWS)) { die(); } // Protect against direct access.
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/* This include contains functions related to UTF8 handling. */
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function utf8entities($utf8)
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{
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// Credits to silverbeat@gmx.at (http://www.php.net/manual/en/function.htmlentities.php#96648)
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$encodeTags = true;
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$result = '';
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for ($i = 0; $i < strlen($utf8); $i++)
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{
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$char = $utf8[$i];
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$ascii = ord($char);
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if ($ascii < 128)
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{
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$result .= ($encodeTags) ? htmlentities($char) : $char;
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}
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else if ($ascii < 192)
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{
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// Do nothing.
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}
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else if ($ascii < 224)
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{
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$result .= htmlentities(substr($utf8, $i, 2), ENT_QUOTES, 'UTF-8');
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$i++;
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}
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else if ($ascii < 240)
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{
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$ascii1 = ord($utf8[$i+1]);
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$ascii2 = ord($utf8[$i+2]);
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$unicode = (15 & $ascii) * 4096 +
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(63 & $ascii1) * 64 +
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(63 & $ascii2);
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$result .= "&#$unicode;";
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$i += 2;
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}
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else if ($ascii < 248)
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{
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$ascii1 = ord($utf8[$i+1]);
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$ascii2 = ord($utf8[$i+2]);
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$ascii3 = ord($utf8[$i+3]);
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$unicode = (15 & $ascii) * 262144 +
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(63 & $ascii1) * 4096 +
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(63 & $ascii2) * 64 +
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(63 & $ascii3);
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$result .= "&#$unicode;";
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$i += 3;
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}
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}
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return $result;
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}
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?>
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