Factory.php in Zircon Profile 8

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vendor/phpunit/php-code-coverage/src/CodeCoverage/Report/Factory.php

<?php

/*
 * This file is part of the PHP_CodeCoverage package.
 *
 * (c) Sebastian Bergmann <[e-mail]>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

/**
 * Factory for PHP_CodeCoverage_Report_Node_* object graphs.
 *
 * @since Class available since Release 1.1.0
 */
class PHP_CodeCoverage_Report_Factory {

  /**
   * @param  PHP_CodeCoverage                       $coverage
   * @return PHP_CodeCoverage_Report_Node_Directory
   */
  public function create(PHP_CodeCoverage $coverage) {
    $files = $coverage
      ->getData();
    $commonPath = $this
      ->reducePaths($files);
    $root = new PHP_CodeCoverage_Report_Node_Directory($commonPath, null);
    $this
      ->addItems($root, $this
      ->buildDirectoryStructure($files), $coverage
      ->getTests(), $coverage
      ->getCacheTokens());
    return $root;
  }

  /**
   * @param PHP_CodeCoverage_Report_Node_Directory $root
   * @param array                                  $items
   * @param array                                  $tests
   * @param bool                                   $cacheTokens
   */
  private function addItems(PHP_CodeCoverage_Report_Node_Directory $root, array $items, array $tests, $cacheTokens) {
    foreach ($items as $key => $value) {
      if (substr($key, -2) == '/f') {
        $key = substr($key, 0, -2);
        if (file_exists($root
          ->getPath() . DIRECTORY_SEPARATOR . $key)) {
          $root
            ->addFile($key, $value, $tests, $cacheTokens);
        }
      }
      else {
        $child = $root
          ->addDirectory($key);
        $this
          ->addItems($child, $value, $tests, $cacheTokens);
      }
    }
  }

  /**
   * Builds an array representation of the directory structure.
   *
   * For instance,
   *
   * <code>
   * Array
   * (
   *     [Money.php] => Array
   *         (
   *             ...
   *         )
   *
   *     [MoneyBag.php] => Array
   *         (
   *             ...
   *         )
   * )
   * </code>
   *
   * is transformed into
   *
   * <code>
   * Array
   * (
   *     [.] => Array
   *         (
   *             [Money.php] => Array
   *                 (
   *                     ...
   *                 )
   *
   *             [MoneyBag.php] => Array
   *                 (
   *                     ...
   *                 )
   *         )
   * )
   * </code>
   *
   * @param  array $files
   * @return array
   */
  private function buildDirectoryStructure($files) {
    $result = array();
    foreach ($files as $path => $file) {
      $path = explode('/', $path);
      $pointer =& $result;
      $max = count($path);
      for ($i = 0; $i < $max; $i++) {
        if ($i == $max - 1) {
          $type = '/f';
        }
        else {
          $type = '';
        }
        $pointer =& $pointer[$path[$i] . $type];
      }
      $pointer = $file;
    }
    return $result;
  }

  /**
   * Reduces the paths by cutting the longest common start path.
   *
   * For instance,
   *
   * <code>
   * Array
   * (
   *     [/home/sb/Money/Money.php] => Array
   *         (
   *             ...
   *         )
   *
   *     [/home/sb/Money/MoneyBag.php] => Array
   *         (
   *             ...
   *         )
   * )
   * </code>
   *
   * is reduced to
   *
   * <code>
   * Array
   * (
   *     [Money.php] => Array
   *         (
   *             ...
   *         )
   *
   *     [MoneyBag.php] => Array
   *         (
   *             ...
   *         )
   * )
   * </code>
   *
   * @param  array  $files
   * @return string
   */
  private function reducePaths(&$files) {
    if (empty($files)) {
      return '.';
    }
    $commonPath = '';
    $paths = array_keys($files);
    if (count($files) == 1) {
      $commonPath = dirname($paths[0]) . '/';
      $files[basename($paths[0])] = $files[$paths[0]];
      unset($files[$paths[0]]);
      return $commonPath;
    }
    $max = count($paths);
    for ($i = 0; $i < $max; $i++) {

      // strip phar:// prefixes
      if (strpos($paths[$i], 'phar://') === 0) {
        $paths[$i] = substr($paths[$i], 7);
        $paths[$i] = strtr($paths[$i], '/', DIRECTORY_SEPARATOR);
      }
      $paths[$i] = explode(DIRECTORY_SEPARATOR, $paths[$i]);
      if (empty($paths[$i][0])) {
        $paths[$i][0] = DIRECTORY_SEPARATOR;
      }
    }
    $done = false;
    $max = count($paths);
    while (!$done) {
      for ($i = 0; $i < $max - 1; $i++) {
        if (!isset($paths[$i][0]) || !isset($paths[$i + 1][0]) || $paths[$i][0] != $paths[$i + 1][0]) {
          $done = true;
          break;
        }
      }
      if (!$done) {
        $commonPath .= $paths[0][0];
        if ($paths[0][0] != DIRECTORY_SEPARATOR) {
          $commonPath .= DIRECTORY_SEPARATOR;
        }
        for ($i = 0; $i < $max; $i++) {
          array_shift($paths[$i]);
        }
      }
    }
    $original = array_keys($files);
    $max = count($original);
    for ($i = 0; $i < $max; $i++) {
      $files[implode('/', $paths[$i])] = $files[$original[$i]];
      unset($files[$original[$i]]);
    }
    ksort($files);
    return substr($commonPath, 0, -1);
  }

}

Classes

Name	Description
PHP_CodeCoverage_Report_Factory	Factory for PHP_CodeCoverage_Report_Node_* object graphs.