function _views_bulk_operations_rules_get_field in Views Bulk Operations (VBO) 7.3

Helper function that loads, builds and executes the specified view, then returns its VBO field.

Parameters

$view_target: A string in the format "$view_name|$display_name".

$args: Arguments that should be passed to the View.

Return value

The VBO field. Contains a reference to the View.

3 calls to _views_bulk_operations_rules_get_field()

views_bulk_operations_action_load_id_list in ./views_bulk_operations.rules.inc

The 'views_bulk_operations_action_views_load_id_list' action.

views_bulk_operations_action_load_list in ./views_bulk_operations.rules.inc

The 'views_bulk_operations_action_views_load_list' action.

views_bulk_operations_condition_result_count in ./views_bulk_operations.rules.inc

The 'views_bulk_operations_condition_result_count' condition.

File

./views_bulk_operations.rules.inc, line 271

Views Bulk Operations conditions and actions for Rules.

Code

function _views_bulk_operations_rules_get_field($view_target, $args) {
  $views =& drupal_static(__FUNCTION__);
  $views_settings = explode('|', $view_target);
  $view_name = $views_settings[0];
  $display_name = $views_settings[1];

  // Create an array of arguments.
  $view_arguments = explode("\n", $args);
  $view_arguments = array_map('trim', $view_arguments);
  $view_arguments = array_filter($view_arguments, 'strlen');

  // Append the filtered list of arguments to $views_target, so that the correct
  // View is fetched from cache.
  if (!empty($view_arguments)) {
    $view_target .= '|' . implode('&', $view_arguments);
  }

  // Don't execute the requested View more than once in a single page request.
  if (isset($views[$view_target])) {
    $vbo = _views_bulk_operations_get_field($views[$view_target]);
    return $vbo;
  }

  // Load the view and set the properties.
  $view = views_get_view($view_name);
  $view
    ->set_display($display_name);
  $view
    ->set_arguments($view_arguments);
  $view
    ->build();
  $vbo = _views_bulk_operations_get_field($view);

  // Unset every field except the VBO one (which holds the entity id).
  // That way the performance hit becomes much smaller, because there is no
  // chance of views_handler_field_field::post_execute() firing entity_load().
  foreach ($view->field as $field_name => $field) {
    if ($field_name != $vbo->options['id']) {
      unset($view->field[$field_name]);
    }
  }
  $view
    ->execute($view->current_display);

  // Save the view in the static cache.
  $views[$view_target] = $view;
  return $vbo;
}