backup_db.module in Backup Database 8

backup_db.module

File

backup_db.module

<?php

/**
 * @file
 * backup_db.module
 */
use Drupal\Core\StreamWrapper\PrivateStream;
use Drupal\backup_db\Adapter\BackupDatabaseLocalAdapter;

/**
 * Inserts an export entry.
 */
function backup_db_history_insert($file) {
  $connection = \Drupal\Core\Database\Database::getConnection();
  return $connection
    ->insert('backup_db')
    ->fields(array(
    'fid',
    'name',
    'uri',
    'created',
  ))
    ->values(array(
    'fid' => $file['fid'],
    'name' => $file['name'],
    'uri' => $file['uri'],
    'created' => REQUEST_TIME,
  ))
    ->execute();
}

/**
 * Return export history entry.
 */
function backup_db_history_load($id) {
  $connection = \Drupal\Core\Database\Database::getConnection();
  return $connection
    ->query('SELECT * FROM {backup_db} WHERE eid = :id', array(
    ':id' => $id,
  ))
    ->fetchAll();
}

/**
 * Delete history entry.
 */
function backup_db_history_delete($id) {

  // Remove backup_db entry.
  // @todo, use injected db service.
  db_delete('backup_db')
    ->condition('fid', $id)
    ->execute();

  // Remove file and managed entry.
  return file_delete($id);
}

/**
 * Return list of all tables.
 */
function backup_db_show_tables() {
  $connection = \Drupal\Core\Database\Database::getConnection();
  return $connection
    ->query('SHOW TABLES')
    ->fetchAll();
}

/**
 * file_create_url in combination with Url::fromUri does
 * not return a correct path for private files.
 */
function backup_db_link($uri) {
  $scheme = \Drupal::service('file_system')
    ->uriScheme($uri);
  $path = $uri;
  if ($scheme == 'private') {
    $private_path = PrivateStream::basePath();
    $path = str_replace('private:/', $private_path, $uri);
  }
  return $path;
}

/**
 * Format results as select list options.
 */
function _backup_db_format_options($results) {
  $options = array();
  foreach ($results as $result) {
    $value = current((array) $result);
    $options[$value] = $value;
  }
  return $options;
}
function backup_db_cron() {
  $config = \Drupal::config('backup_db.settings');
  if ($config
    ->get('cron_backup_enabled')) {
    $interval = (int) $config
      ->get('cron_interval') * 60 * 60;
    $expires = Drupal::state()
      ->get('backup_db.cron_last_run') ?: REQUEST_TIME;
    $next = Drupal::state()
      ->get('backup_db.cron_next_backup') ?: $expires + $interval;
    if (REQUEST_TIME > $next) {
      $client = \Drupal::service('backup_db.client');

      // Use the local adapter for cron export.
      $handler = new BackupDatabaseLocalAdapter($client);
      $handler
        ->export();

      /* @todo, error handler
         if (!$backup->error()) {
           drupal_set_message(t('Backup has been successfully completed.'), 'status');
           Drupal::state()->set('backup_db.cron_next_backup', REQUEST_TIME + $interval);
         }
         else {
           drupal_set_message(t('Backup has failed, please review recent log messages.'), 'warning');
         }*/
    }
    Drupal::state()
      ->set('backup_db.cron_last_run', REQUEST_TIME);
  }
}

Functions

Name	Description
backup_db_cron
backup_db_history_delete	Delete history entry.
backup_db_history_insert	Inserts an export entry.
backup_db_history_load	Return export history entry.
backup_db_link	file_create_url in combination with Url::fromUri does not return a correct path for private files.
backup_db_show_tables	Return list of all tables.
_backup_db_format_options	Format results as select list options.