CustomFilterIterator.php in Database Sanitize 7

Namespace

Symfony\Component\Finder\Iterator

File

vendor/symfony/finder/Iterator/CustomFilterIterator.php

<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <[e-mail]>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace Symfony\Component\Finder\Iterator;


/**
 * CustomFilterIterator filters files by applying anonymous functions.
 *
 * The anonymous function receives a \SplFileInfo and must return false
 * to remove files.
 *
 * @author Fabien Potencier <[e-mail]>
 */
class CustomFilterIterator extends FilterIterator {
  private $filters = array();

  /**
   * @param \Iterator  $iterator The Iterator to filter
   * @param callable[] $filters  An array of PHP callbacks
   *
   * @throws \InvalidArgumentException
   */
  public function __construct(\Iterator $iterator, array $filters) {
    foreach ($filters as $filter) {
      if (!\is_callable($filter)) {
        throw new \InvalidArgumentException('Invalid PHP callback.');
      }
    }
    $this->filters = $filters;
    parent::__construct($iterator);
  }

  /**
   * Filters the iterator values.
   *
   * @return bool true if the value should be kept, false otherwise
   */
  public function accept() {
    $fileinfo = $this
      ->current();
    foreach ($this->filters as $filter) {
      if (false === \call_user_func($filter, $fileinfo)) {
        return false;
      }
    }
    return true;
  }

}

Classes

Name	Description
CustomFilterIterator	CustomFilterIterator filters files by applying anonymous functions.