[Sommaire] [Imprimer]

   1  <?php
   2  
   3  /**
   4   * @package    pake
   5   * @author     Fabien Potencier <fabien.potencier@symfony-project.com>
   6   * @copyright  2004-2005 Fabien Potencier <fabien.potencier@symfony-project.com>
   7   * @license    see the LICENSE file included in the distribution
   8   * @version    SVN: $Id: pakeFileTask.class.php 1791 2006-08-23 21:17:06Z fabien $
   9   */
  10   
  11  /**
  12   *
  13   * .
  14   *
  15   * .
  16   *
  17   * @package    pake
  18   * @author     Fabien Potencier <fabien.potencier@symfony-project.com>
  19   * @copyright  2004-2005 Fabien Potencier <fabien.potencier@symfony-project.com>
  20   * @license    see the LICENSE file included in the distribution
  21   * @version    SVN: $Id: pakeFileTask.class.php 1791 2006-08-23 21:17:06Z fabien $
  22   */
  23  class pakeFileTask extends pakeTask
  24  {
  25    public function is_needed()
  26    {
  27      if (!file_exists($this->get_name())) return true;
  28      $latest_prereq = 0;
  29      foreach ($this->prerequisites as $prerequisite)
  30      {
  31        $t = pakeTask::get($prerequisite)->timestamp();
  32        if ($t > $latest_prereq)
  33        {
  34          $latest_prereq = $t;
  35        }
  36      }
  37  
  38      if ($latest_prereq == 0)
  39      {
  40        return false;
  41      }
  42  
  43      return ($this->timestamp() < $latest_prereq);
  44    }
  45  
  46    public function timestamp()
  47    {
  48      if (!file_exists($this->get_name()))
  49      {
  50        throw new pakeException(sprintf('File "%s" does not exist!', $this->get_name()));
  51      }
  52  
  53      $stats = stat($this->get_name());
  54  
  55      return $stats['mtime'];
  56    }
  57  
  58    public static function define_task($name, $deps = null)
  59    {
  60       $task = pakeTask::lookup($name, 'pakeFileTask');
  61       $task->add_comment();
  62       $task->enhance($deps);
  63    }
  64  }