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libs/SMARTY/plugins/function.counter.php 1.73 KB
42868d70   andryeyev   Создал GIT
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  <?php
  /**
   * Smarty plugin
   * @package Smarty
   * @subpackage plugins
   */
  
  
  /**
   * Smarty {counter} function plugin
   *
   * Type:     function<br>
   * Name:     counter<br>
   * Purpose:  print out a counter value
   * @author Monte Ohrt <monte at ohrt dot com>
   * @link http://smarty.php.net/manual/en/language.function.counter.php {counter}
   *       (Smarty online manual)
   * @param array parameters
   * @param Smarty
   * @return string|null
   */
  function smarty_function_counter($params, &$smarty)
  {
      static $counters = array();
  
      $name = (isset($params['name'])) ? $params['name'] : 'default';
      if (!isset($counters[$name])) {
          $counters[$name] = array(
              'start'=>1,
              'skip'=>1,
              'direction'=>'up',
              'count'=>1
              );
      }
      $counter =& $counters[$name];
  
      if (isset($params['start'])) {
          $counter['start'] = $counter['count'] = (int)$params['start'];
      }
  
      if (!empty($params['assign'])) {
          $counter['assign'] = $params['assign'];
      }
  
      if (isset($counter['assign'])) {
          $smarty->assign($counter['assign'], $counter['count']);
      }
      
      if (isset($params['print'])) {
          $print = (bool)$params['print'];
      } else {
          $print = empty($counter['assign']);
      }
  
      if ($print) {
          $retval = $counter['count'];
      } else {
          $retval = null;
      }
  
      if (isset($params['skip'])) {
          $counter['skip'] = $params['skip'];
      }
      
      if (isset($params['direction'])) {
          $counter['direction'] = $params['direction'];
      }
  
      if ($counter['direction'] == "down")
          $counter['count'] -= $counter['skip'];
      else
          $counter['count'] += $counter['skip'];
      
      return $retval;
      
  }
  
  /* vim: set expandtab: */
  
  ?>