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   1  <?php
   2  
   3  /*
   4   * This file is part of the Symfony package.
   5   *
   6   * (c) Fabien Potencier <fabien@symfony.com>
   7   *
   8   * For the full copyright and license information, please view the LICENSE
   9   * file that was distributed with this source code.
  10   */
  11  
  12  namespace Symfony\Component\Finder\Adapter;
  13  
  14  @trigger_error('The '.__NAMESPACE__.'\GnuFindAdapter class is deprecated since Symfony 2.8 and will be removed in 3.0. Use directly the Finder class instead.', E_USER_DEPRECATED);
  15  
  16  use Symfony\Component\Finder\Expression\Expression;
  17  use Symfony\Component\Finder\Iterator\SortableIterator;
  18  use Symfony\Component\Finder\Shell\Command;
  19  use Symfony\Component\Finder\Shell\Shell;
  20  
  21  /**
  22   * Shell engine implementation using GNU find command.
  23   *
  24   * @author Jean-François Simon <contact@jfsimon.fr>
  25   *
  26   * @deprecated since 2.8, to be removed in 3.0. Use Finder instead.
  27   */
  28  class GnuFindAdapter extends AbstractFindAdapter
  29  {
  30      /**
  31       * {@inheritdoc}
  32       */
  33      public function getName()
  34      {
  35          return 'gnu_find';
  36      }
  37  
  38      /**
  39       * {@inheritdoc}
  40       */
  41      protected function buildFormatSorting(Command $command, $sort)
  42      {
  43          switch ($sort) {
  44              case SortableIterator::SORT_BY_NAME:
  45                  $command->ins('sort')->add('| sort');
  46  
  47                  return;
  48              case SortableIterator::SORT_BY_TYPE:
  49                  $format = '%y';
  50                  break;
  51              case SortableIterator::SORT_BY_ACCESSED_TIME:
  52                  $format = '%A@';
  53                  break;
  54              case SortableIterator::SORT_BY_CHANGED_TIME:
  55                  $format = '%C@';
  56                  break;
  57              case SortableIterator::SORT_BY_MODIFIED_TIME:
  58                  $format = '%T@';
  59                  break;
  60              default:
  61                  throw new \InvalidArgumentException(sprintf('Unknown sort options: %s.', $sort));
  62          }
  63  
  64          $command
  65              ->get('find')
  66              ->add('-printf')
  67              ->arg($format.' %h/%f\\n')
  68              ->add('| sort | cut')
  69              ->arg('-d ')
  70              ->arg('-f2-')
  71          ;
  72      }
  73  
  74      /**
  75       * {@inheritdoc}
  76       */
  77      protected function canBeUsed()
  78      {
  79          return Shell::TYPE_UNIX === $this->shell->getType() && parent::canBeUsed();
  80      }
  81  
  82      /**
  83       * {@inheritdoc}
  84       */
  85      protected function buildFindCommand(Command $command, $dir)
  86      {
  87          return parent::buildFindCommand($command, $dir)->add('-regextype posix-extended');
  88      }
  89  
  90      /**
  91       * {@inheritdoc}
  92       */
  93      protected function buildContentFiltering(Command $command, array $contains, $not = false)
  94      {
  95          foreach ($contains as $contain) {
  96              $expr = Expression::create($contain);
  97  
  98              // todo: avoid forking process for each $pattern by using multiple -e options
  99              $command
 100                  ->add('| xargs -I{} -r grep -I')
 101                  ->add($expr->isCaseSensitive() ? null : '-i')
 102                  ->add($not ? '-L' : '-l')
 103                  ->add('-Ee')->arg($expr->renderPattern())
 104                  ->add('{}')
 105              ;
 106          }
 107      }
 108  }