[Sommaire] [Imprimer]

   1  <?php
   2  /**
   3   * Smarty plugin
   4   * @package Smarty
   5   * @subpackage plugins
   6   */
   7  
   8  
   9  /**
  10   * Smarty truncate modifier plugin
  11   *
  12   * Type:     modifier<br>
  13   * Name:     truncate<br>
  14   * Purpose:  Truncate a string to a certain length if necessary,
  15   *           optionally splitting in the middle of a word, and
  16   *           appending the $etc string.
  17   * @link http://smarty.php.net/manual/en/language.modifier.truncate.php
  18   *          truncate (Smarty online manual)
  19   * @param string
  20   * @param integer
  21   * @param string
  22   * @param boolean
  23   * @return string
  24   */
  25  function smarty_modifier_truncate($string, $length = 80, $etc = '...',
  26                                    $break_words = false)
  27  {
  28      if ($length == 0)
  29          return '';
  30  
  31      if (strlen($string) > $length) {
  32          $length -= strlen($etc);
  33          if (!$break_words)
  34              $string = preg_replace('/\s+?(\S+)?$/', '', substr($string, 0, $length+1));
  35        
  36          return substr($string, 0, $length).$etc;
  37      } else
  38          return $string;
  39  }
  40  
  41  /* vim: set expandtab: */
  42  
  43  ?>