function drush_views_data_export_validate in Views data export 7.4

Same name and namespace in other branches

1. 6.3 views_data_export.drush.inc \drush_views_data_export_validate()
2. 6 views_data_export.drush.inc \drush_views_data_export_validate()
3. 6.2 views_data_export.drush.inc \drush_views_data_export_validate()
4. 7 views_data_export.drush.inc \drush_views_data_export_validate()
5. 7.3 views_data_export.drush.inc \drush_views_data_export_validate()

Implementation of drush_hook_COMMAND_validate().

File

./views_data_export.drush.inc, line 62

Code

function drush_views_data_export_validate() {

  // Because of a bug in the way that Drush 4 computes the name of functions to
  // call from a Drush command, we may end up getting called twice, so we just
  // don't do anything on subsequent invocations.
  static $already_run = FALSE;
  if ($already_run) {
    return;
  }
  $already_run = TRUE;
  $args = drush_get_arguments();
  array_shift($args);
  if (count($args) !== 3) {
    return drush_set_error('ARGUMENTS_REQUIRED', dt('All arguments are required.'));
  }
  if (!($view = views_get_view($args[0]))) {
    return drush_set_error('VIEW_DOES_NOT_EXIST', dt('The view !view does not exist.', array(
      '!view' => $args[0],
    )));
  }
  if (!$view
    ->set_display($args[1])) {
    return drush_set_error('VIEW_DOES_NOT_EXIST', dt('The view !view does not have the !display display.', array(
      '!view' => $args[0],
      '!display' => $args[1],
    )));
  }
  else {
    if ($view->current_display != $args[1]) {
      drush_log(dt('Using different display from specified display: @display', array(
        '@display' => $view->current_display,
      )), 'notice');
    }
    drush_set_option('views_data_export_display_id', $view->current_display);
  }
  $format = drush_get_option('format');
  $valid_formats = array(
    'csv',
    'doc',
    'txt',
    'xls',
    'xml',
  );
  if (!empty($format) && !in_array($format, $valid_formats)) {
    return drush_set_error('VIEWS_DATA_EXPORT_INVALID_OPTION', dt('The "--format" option is invalid, please supply one of the following: !formats', array(
      '!formats' => implode(', ', $valid_formats),
    )));
  }
}