function drush_node_revision_delete_validate in Node Revision Delete 7.2

Same name and namespace in other branches

1. 8 node_revision_delete.drush.inc \drush_node_revision_delete_validate()
2. 7.3 node_revision_delete.drush.inc \drush_node_revision_delete_validate()

Implements drush_hook_COMMAND_validate().

File

./node_revision_delete.drush.inc, line 47

Drush integration for node_revision_delete.

Code

function drush_node_revision_delete_validate($content_type, $revisions_to_keep) {

  // Make sure the content type exists.
  $content_types = array_keys(node_type_get_types());
  if (!in_array($content_type, $content_types)) {
    drush_set_error('NODE_REVISION_DELETE_WRONG_TYPE', dt('The content type "@type" does not exist. Available content types are @types', array(
      '@type' => $content_type,
      '@types' => implode(', ', $content_types),
    )));
  }

  // Make sure the number of revisions is a positive integer.
  // Based on Drupal's element_validate_integer_positive().
  if (!is_numeric($revisions_to_keep) || intval($revisions_to_keep) != $revisions_to_keep || $revisions_to_keep <= 0) {
    drush_set_error('NODE_REVISION_DELETE_WRONG_REVISIONS', dt('The amount of revisions to keep must be a positive integer.'));
  }
}