function leaflet_initial_zoom_validate in Leaflet 7

Validation callback for the initial zoom level.

1 string reference to 'leaflet_initial_zoom_validate'

leaflet_form_elements in ./leaflet.formatters.inc

Helper function to standardize forms between views and field formatters.

File

./leaflet.formatters.inc, line 914

Leaflet field formatter functions.

Code

function leaflet_initial_zoom_validate($element, &$form_state, $form) {
  $input_root = _leaflet_get_form_input_path($form_state['input'], $element['#parents']);
  $min_zoom = (int) $input_root['minZoom'];
  $max_zoom = (int) $input_root['maxZoom'];
  $initial_zoom = (int) $input_root['initialZoom'];
  if (isset($initial_zoom) && $initial_zoom != -1) {
    if (isset($min_zoom)) {
      if ($min_zoom > $initial_zoom) {
        form_error($element, t('The initial zoom level should be greater than the minimum zoom settings'));
      }
    }
    if (isset($max_zoom) && $max_zoom != -1) {
      if ($max_zoom < $initial_zoom) {
        form_error($element, t('The initial zoom level should be less than the maximum zoom settings'));
      }
    }
  }
}