将include/smarty/class/plugins下的modifier.truncate.php中原来的函数改为以下方式,以支持中文截取。- _: X$ e4 q( R' {* {& |$ v
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function smarty_modifier_truncate($string, $length = 80, $etc = '...',* s7 `6 y1 I& A
$break_words = false, $middle = false)
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& L4 a/ m3 C5 X) B0 C4 b( `if ($length == 0)* k# p# s9 |+ y8 A+ F5 b" P
return '';' g g: N6 A5 F, L8 P3 I
: L7 |3 C) F, g ^3 f rif (strlen($string) > $length) {
& }, X1 \! k8 j5 J$length -= strlen($etc);0 i" M1 R) k. W
if (!$break_words && !$middle) {
$ b y7 _- Q7 P7 u6 Z9 v( x! w2 h$string = preg_replace('/s+?(S+)?$/', '', CnSubstr($string, 0, $length+1));
W' V4 Z3 J& ?; @; [}
+ d) U% a$ F! ?4 Cif(!$middle) {
D; z' ]3 }9 C0 L4 ?return CnSubstr($string, 0, $length).$etc;
2 J* ^: S8 R1 c$ V! E7 p} else {
9 O1 G' _$ p: N( j- L8 Mreturn CnSubstr($string, 0, $length/2) . $etc . CnSubstr($string, -$length/2);
E* p1 A9 t* e" G y" Q}
( E2 l+ f' _4 z, a- |; D+ @} else {
e7 ~, G$ D. z& hreturn $string;
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function CnSubstr($str,$start,$len)
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for($i=0;$i<$start+$len;$i++)7 K+ u/ ~! q8 U6 o
{
8 w- e6 i6 k, ]$ q, \9 Q% Y' o$tmpstr=(ord($str[$i])>=161 && ord($str[$i])<=254&& ord($str[$i+1])>=161 && ord($str[$i+1])<=254)?$str[$i].$str[++$i]:$tmpstr=$str[$i];
: ~( K: r& u; k6 Lif ($i>=$start&&$i<($start+$len))$tmp .=$tmpstr;
- Z% A& J7 V2 K& O! n6 z}
( y- `. R1 P$ H: H. Y3 w8 A9 S! Greturn $tmp;5 j- d$ W) j% O7 k; p9 z
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/* vim: set expandtab: */ |