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17288973 문자열 자르는 함수 변경

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git-svn-id: http://xe-core.googlecode.com/svn/sandbox@4517 201d5d3c-b55e-5fd7-737f-ddc643e51545
This commit is contained in:
zero 2008-09-18 04:58:40 +00:00
parent 63d5ccd973
commit 7c6569294e
1 changed files with 26 additions and 6 deletions
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32
config/func.inc.php
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@ -207,14 +207,34 @@
* @param cut_size 주어진 원 문자열을 자를 크기
* @param tail 잘라졌을 경우 문자열의 제일 뒤에 붙을 꼬리
* @return string
*
* 손쉽고 확실한 변환을 위해 2byte unicode로 변형한후 처리를 한다
**/
function cut_str($string, $cut_size, $tail='...') {
if(!$string || !$cut_size) return $string;
function cut_str($string,$cut_size,$tail = '...') {
if(!$string) return $string;
$arr = array();
return preg_match('/.{'.$cut_size.'}/su', $string, $arr) ? $arr[0].$tail : $string;
$char_width = Array(5,10,11,16,14,16,16,10,11,11,12,13,10,13,10,12,13,13,13,13,13,13,13,13,13,13,10,10,14,13,14,13,16,15,15,16,15,15,14,16,15,8,13,15,14,16,16,16,15,16,15,15,14,16,15,16,16,15,15,13,16,13,13,11,10,14,14,14,14,14,10,14,14,8,9,13,8,16,14,15,14,14,10,14,10,14,13,16,14,13,14,14,14,14,16);
$unicode_width = 21;
$max_width = $cut_size*$unicode_width/2;
$char_width = 0;
$string_length = strlen($string);
$char_count = 0;
$idx = 0;
while($idx < $string_length && $char_count < $cut_size && $char_width < $max_width) {
$c = ord(substr($string, $idx,1));
$char_count++;
if($c<128) {
$char_width += (int)$char_width[$c-32];
$idx++;
} else {
$char_width += $unicode_width;
$idx += 3;
}
}
$output = substr($string,0,$idx);
if(strlen($output)<$string_length) $output .= $tail;
return $output;
}
function zgap() {