private function MediaMigrateCommands::calculateBinaryHash in Migrate File Entities to Media Entities 8

2 calls to MediaMigrateCommands::calculateBinaryHash()

MediaMigrateCommands::duplicateImageDetection in src/Commands/MediaMigrateCommands.php

Find duplicate file entities.

MediaMigrateCommands::duplicateMediaImageDetection in src/Commands/MediaMigrateCommands.php

Calculate hash values of media entities. Can later be used together with migrate:duplicate-file-detection to find existing media files.

File

src/Commands/MediaMigrateCommands.php, line 462

Class

MediaMigrateCommands

Drush 9 commands for migrate_file_to_media.

Namespace

Drupal\migrate_file_to_media\Commands

Code

private function calculateBinaryHash(File $file) {

  // For rokka files, we can use the metadata table to get the correct
  // binary_hash value.
  $rokka_metadata = NULL;
  if (strpos($file
    ->getFileUri(), 'rokka://') === 0) {
    $query = $this->connection
      ->select('rokka_metadata', 'rokka');
    $query
      ->fields('rokka');
    $query
      ->condition('uri', $file
      ->getFileUri(), '=');
    $rokka_metadata = $query
      ->execute()
      ->fetchObject();
    $data = 'empty';
  }
  else {
    $data = file_get_contents(urldecode($file
      ->getFileUri()));
  }
  $binary_hash = NULL;
  if (!empty($data)) {
    $binary_hash = $rokka_metadata ? $rokka_metadata->binary_hash : sha1($data);
  }
  return $binary_hash;
}