class File_Iterator

PHPUnit_Util_GlobalState::backupStaticAttributes in drupal/core/vendor/phpunit/phpunit/PHPUnit/Util/GlobalState.php

PHPUnit_Util_GlobalState::phpunitFiles in drupal/core/vendor/phpunit/phpunit/PHPUnit/Util/GlobalState.php

@since Method available since Release 3.6.0

PHP_CodeCoverage_Filter::prefillBlacklist in drupal/core/vendor/phpunit/php-code-coverage/PHP/CodeCoverage/Filter.php

@since Method available since Release 1.2.3

class File_Iterator extends FilterIterator {
  const PREFIX = 0;
  const SUFFIX = 1;

  /**
   * @var array
   */
  protected $suffixes = array();

  /**
   * @var array
   */
  protected $prefixes = array();

  /**
   * @var array
   */
  protected $exclude = array();

  /**
   * @var string
   */
  protected $basepath;

  /**
   * @param  Iterator $iterator
   * @param  array    $suffixes
   * @param  array    $prefixes
   * @param  array    $exclude
   * @param  string   $basepath
   */
  public function __construct(Iterator $iterator, array $suffixes = array(), array $prefixes = array(), array $exclude = array(), $basepath = NULL) {
    $exclude = array_filter(array_map('realpath', $exclude));
    if ($basepath !== NULL) {
      $basepath = realpath($basepath);
    }
    if ($basepath === FALSE) {
      $basepath = NULL;
    }
    else {
      foreach ($exclude as &$_exclude) {
        $_exclude = str_replace($basepath, '', $_exclude);
      }
    }
    $this->prefixes = $prefixes;
    $this->suffixes = $suffixes;
    $this->exclude = $exclude;
    $this->basepath = $basepath;
    parent::__construct($iterator);
  }

  /**
   * @return boolean
   */
  public function accept() {
    $current = $this
      ->getInnerIterator()
      ->current();
    $filename = $current
      ->getFilename();
    $realpath = $current
      ->getRealPath();
    if ($this->basepath !== NULL) {
      $realpath = str_replace($this->basepath, '', $realpath);
    }

    // Filter files in hidden directories.
    if (preg_match('=/\\.[^/]*/=', $realpath)) {
      return FALSE;
    }
    return $this
      ->acceptPath($realpath) && $this
      ->acceptPrefix($filename) && $this
      ->acceptSuffix($filename);
  }

  /**
   * @param  string $path
   * @return boolean
   * @since  Method available since Release 1.1.0
   */
  protected function acceptPath($path) {
    foreach ($this->exclude as $exclude) {
      if (strpos($path, $exclude) === 0) {
        return FALSE;
      }
    }
    return TRUE;
  }

  /**
   * @param  string $filename
   * @return boolean
   * @since  Method available since Release 1.1.0
   */
  protected function acceptPrefix($filename) {
    return $this
      ->acceptSubString($filename, $this->prefixes, self::PREFIX);
  }

  /**
   * @param  string $filename
   * @return boolean
   * @since  Method available since Release 1.1.0
   */
  protected function acceptSuffix($filename) {
    return $this
      ->acceptSubString($filename, $this->suffixes, self::SUFFIX);
  }

  /**
   * @param  string  $filename
   * @param  array   $subString
   * @param  integer $type
   * @return boolean
   * @since  Method available since Release 1.1.0
   */
  protected function acceptSubString($filename, array $subStrings, $type) {
    if (empty($subStrings)) {
      return TRUE;
    }
    $matched = FALSE;
    foreach ($subStrings as $string) {
      if ($type == self::PREFIX && strpos($filename, $string) === 0 || $type == self::SUFFIX && substr($filename, -1 * strlen($string)) == $string) {
        $matched = TRUE;
        break;
      }
    }
    return $matched;
  }

}