function _menu_link_weight_get_parent_value_from_element in Menu Link Weight 7

Same name and namespace in other branches

1. 8.2 menu_link_weight.module \_menu_link_weight_get_parent_value_from_element()
2. 8 menu_link_weight.module \_menu_link_weight_get_parent_value_from_element()

Gets the menu link parent value from the form.

Helper function for menu link weight process callback.

Parameters

array $parent_element: Menu link parent form element.

array $form_state: Form state array.

Return value

string Menu link

2 calls to _menu_link_weight_get_parent_value_from_element()

menu_link_weight_node_element_process in ./menu_link_weight.module

Process callback for the menu link weight element.

menu_link_weight_node_form_validate in ./menu_link_weight.module

Validation hook for the menu_link weight element.

File

./menu_link_weight.module, line 225

Replaces the menu link weight dropdown with a tabledrag widget.

Code

function _menu_link_weight_get_parent_value_from_element(array $parent_element, array $form_state) {
  $value = FALSE;
  if ($parent_element['#type'] == 'hierarchical_select' && function_exists('_hs_process_determine_hsid') && function_exists('_hierarchical_select_process_calculate_selections')) {

    // Added for compatibility with the Hierarchical Select module.
    $hsid = _hs_process_determine_hsid($parent_element, $form_state);
    list($hs_selection, $db_selection) = _hierarchical_select_process_calculate_selections($parent_element, $hsid, $form_state);
    $value = $hs_selection;
  }
  else {
    if (isset($form_state['values']['menu']['parent'])) {
      $value = $form_state['values']['menu']['parent'];
    }
    else {
      $value = !empty($parent_element['#value']) ? $parent_element['#value'] : $parent_element['#default_value'];
    }
  }

  // The menu_link_sync and hierarchical_select modules transform the parent
  // value into an array.
  if (is_array($value) && isset($value[0])) {
    $value = $value[0];
  }
  return $value;
}