| 1 | cvsjoko | 1.1 | <?php | 
| 2 |  |  |  | 
| 3 |  |  | /* | 
| 4 |  |  | * Smarty plugin | 
| 5 |  |  | * ------------------------------------------------------------- | 
| 6 |  |  | * Type:     modifier | 
| 7 |  |  | * Name:     truncate | 
| 8 |  |  | * Purpose:  Truncate a string to a certain length if necessary, | 
| 9 |  |  | *           optionally splitting in the middle of a word, and | 
| 10 |  |  | *           appending the $etc string. | 
| 11 |  |  | * ------------------------------------------------------------- | 
| 12 |  |  | */ | 
| 13 |  |  | function smarty_modifier_truncate($string, $length = 80, $etc = '...', | 
| 14 |  |  | $break_words = false) | 
| 15 |  |  | { | 
| 16 |  |  | if ($length == 0) | 
| 17 |  |  | return ''; | 
| 18 |  |  |  | 
| 19 |  |  | if (strlen($string) > $length) { | 
| 20 |  |  | $length -= strlen($etc); | 
| 21 |  |  | $fragment = substr($string, 0, $length+1); | 
| 22 |  |  | if ($break_words) | 
| 23 |  |  | $fragment = substr($fragment, 0, -1); | 
| 24 |  |  | else | 
| 25 |  |  | $fragment = preg_replace('/\s+(\S+)?$/', '', $fragment); | 
| 26 |  |  | return $fragment.$etc; | 
| 27 |  |  | } else | 
| 28 |  |  | return $string; | 
| 29 |  |  | } | 
| 30 |  |  |  | 
| 31 |  |  | /* vim: set expandtab: */ | 
| 32 |  |  |  | 
| 33 |  |  | ?> |