function drush_do_multiple_command

Used by functions that operate on lists of sites, moving information from the source to the destination. Currenlty this includes 'drush rsync' and 'drush sql sync'.

Related topics

File

includes/drush.inc, line 1354

The drush API implementation and helpers.

Code

function drush_do_multiple_command($command, $source_record, $destination_record, $allow_single_source = FALSE) {
  $is_multiple_command = FALSE;

  if ((($allow_single_source == TRUE) || array_key_exists('site-list', $source_record)) && array_key_exists('site-list', $destination_record)) {
    $is_multiple_command = TRUE;
    $source_path = array_key_exists('path-component', $source_record) ? $source_record['path-component'] : '';
    $destination_path = array_key_exists('path-component', $destination_record) ? $destination_record['path-component'] : '';

    $target_list = array_values(drush_sitealias_resolve_sitelist($destination_record));
    if (array_key_exists('site-list', $source_record)) {
      $source_list = array_values(drush_sitealias_resolve_sitelist($source_record));

      if (drush_sitealias_check_lists_alignment($source_list, $target_list) === FALSE) {
        if (array_key_exists('unordered-list', $source_record) || array_key_exists('unordered-list', $destination_record)) {
          drush_sitelist_align_lists($source_list, $target_list, $aligned_source, $aligned_target);
          $source_list = $aligned_source;
          $target_list = $aligned_target;
        }
      }
    }
    else {
      $source_list = array_fill(0, count($target_list), $source_record);
    }

    if (!drush_get_context('DRUSH_SIMULATE')) {
      drush_print(dt('You are about to !command between all of the following targets:', array('!command' => $command)));
      $i = 0;
      foreach ($source_list as $one_source) {
        $one_target = $target_list[$i];
        ++$i;
        drush_print(dt('  !source will overwrite !target', array('!source' => drush_sitealias_alias_record_to_spec($one_source) . $source_path, '!target' => drush_sitealias_alias_record_to_spec($one_target) . $destination_path)));
      }

      if (drush_confirm('Continue? ') === FALSE) {
        return drush_user_abort();
      }
    }

    $data = drush_redispatch_get_options();
    $i = 0;
    foreach ($source_list as $one_source) {
      $one_target = $target_list[$i];
      ++$i;

      $source_spec = drush_sitealias_alias_record_to_spec($one_source);
      $target_spec = drush_sitealias_alias_record_to_spec($one_target);

      drush_log(dt('Begin do_multiple !command via backend invoke', array('!command' => $command)));
      $values = drush_invoke_process('@self', $command, array($source_spec . $source_path, $target_spec . $destination_path), $data);
      drush_log(dt('Backend invoke is complete'));
    }
  }

  return $is_multiple_command;
}