vfsStreamContainerIterator.php in Zircon Profile 8

Namespace

org\bovigo\vfs

File

vendor/mikey179/vfsStream/src/main/php/org/bovigo/vfs/vfsStreamContainerIterator.php

<?php

/**
 * This file is part of vfsStream.
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 *
 * @package  org\bovigo\vfs
 */
namespace org\bovigo\vfs;


/**
 * Iterator for children of a directory container.
 */
class vfsStreamContainerIterator implements \Iterator {

  /**
   * list of children from container to iterate over
   *
   * @type  vfsStreamContent[]
   */
  protected $children;

  /**
   * constructor
   *
   * @param  vfsStreamContent[]  $children
   */
  public function __construct(array $children) {
    $this->children = $children;
    if (vfsStream::useDotfiles()) {
      array_unshift($this->children, new DotDirectory('.'), new DotDirectory('..'));
    }
    reset($this->children);
  }

  /**
   * resets children pointer
   */
  public function rewind() {
    reset($this->children);
  }

  /**
   * returns the current child
   *
   * @return  vfsStreamContent
   */
  public function current() {
    $child = current($this->children);
    if (false === $child) {
      return null;
    }
    return $child;
  }

  /**
   * returns the name of the current child
   *
   * @return  string
   */
  public function key() {
    $child = current($this->children);
    if (false === $child) {
      return null;
    }
    return $child
      ->getName();
  }

  /**
   * iterates to next child
   */
  public function next() {
    next($this->children);
  }

  /**
   * checks if the current value is valid
   *
   * @return  bool
   */
  public function valid() {
    return false !== current($this->children);
  }

}

Classes

Name	Description
vfsStreamContainerIterator	Iterator for children of a directory container.