private function Reader::extractData in Drupal 7

Parameters

string $fileName e.g. '/path/file.phar' or 'compress.zlib:///path/file.phar':

Return value

array

1 call to Reader::extractData()

Reader::resolveContainer in misc/typo3/phar-stream-wrapper/src/Phar/Reader.php

File

misc/typo3/phar-stream-wrapper/src/Phar/Reader.php, line 87

Class

Reader

Namespace

TYPO3\PharStreamWrapper\Phar

Code

private function extractData($fileName) {
  $stubContent = null;
  $manifestContent = null;
  $manifestLength = null;
  $resource = fopen($fileName, 'r');
  if (!is_resource($resource)) {
    throw new ReaderException(sprintf('Resource %s could not be opened', $fileName), 1547902055);
  }
  while (!feof($resource)) {
    $line = fgets($resource);

    // stop reading file when manifest can be extracted
    if ($manifestLength !== null && $manifestContent !== null && strlen($manifestContent) >= $manifestLength) {
      break;
    }
    $manifestPosition = strpos($line, '__HALT_COMPILER();');

    // first line contains start of manifest
    if ($stubContent === null && $manifestContent === null && $manifestPosition !== false) {
      $stubContent = substr($line, 0, $manifestPosition - 1);
      $manifestContent = preg_replace('#^.*__HALT_COMPILER\\(\\);(?>[ \\n]\\?>(?>\\r\\n|\\n)?)?#', '', $line);
      $manifestLength = $this
        ->resolveManifestLength($manifestContent);

      // line contains start of stub
    }
    elseif ($stubContent === null) {
      $stubContent = $line;

      // line contains start of manifest
    }
    elseif ($manifestContent === null && $manifestPosition !== false) {
      $manifestContent = preg_replace('#^.*__HALT_COMPILER\\(\\);(?>[ \\n]\\?>(?>\\r\\n|\\n)?)?#', '', $line);
      $manifestLength = $this
        ->resolveManifestLength($manifestContent);

      // manifest has been started (thus is cannot be stub anymore), add content
    }
    elseif ($manifestContent !== null) {
      $manifestContent .= $line;
      $manifestLength = $this
        ->resolveManifestLength($manifestContent);

      // stub has been started (thus cannot be manifest here, yet), add content
    }
    elseif ($stubContent !== null) {
      $stubContent .= $line;
    }
  }
  fclose($resource);
  return array(
    'stubContent' => $stubContent,
    'manifestContent' => $manifestContent,
    'manifestLength' => $manifestLength,
  );
}