function remove_duplicates_form_process_tableselect in Remove Duplicates 7

Process function for Remove Duplicates tableselect.

1 string reference to 'remove_duplicates_form_process_tableselect'

remove_duplicates_element_info in ./remove_duplicates.module

Implements hook_element_info().

File

./remove_duplicates.module, line 1747

Remove duplicate nodes according to node fields or Custom fields.

Code

function remove_duplicates_form_process_tableselect($element, $form_state, $complete_form) {
  if (!empty($element['#options']) && (isset($element['#options']['#tables']) && is_array($element['#options']['#tables']) && count($element['#options']['#tables']))) {
    $element['#value'] = isset($element['#value']) && is_array($element['#value']) ? $element['#value'] : array();
    foreach ($element['#options']['#tables'] as &$sub_element) {
      $sub_element['#tree'] = TRUE;
      $value = isset($sub_element['#value']) && is_array($sub_element['#value']) ? $sub_element['#value'] : array();
      $element['#value'] = array_unique(array_merge($element['#value'], $value));
      if (isset($sub_element['#options']) && is_array($sub_element['#options']) && count($sub_element['#options'])) {
        if (!isset($sub_element['#default_value']) || $sub_element['#default_value'] === 0) {
          $sub_element['#default_value'] = array();
        }

        // Create a checkbox for each item in #options in such a way that the
        // value of the tableselect element behaves as if it had been of type
        // checkboxes.
        foreach ($sub_element['#options'] as $key => $choice) {

          // Do not overwrite manually created children.
          if (!isset($element[$key])) {
            $title = '';
            if (!empty($sub_element['#options'][$key]['title']['data']['#title'])) {
              $title = t('Update @title', array(
                '@title' => $sub_element['#options'][$key]['title']['data']['#title'],
              ));
            }
            $checked = array();
            if (isset($value[$key]) && isset($sub_element['#default_value'][$key])) {
              $checked = array(
                'checked' => 'checked',
              );
            }
            $element[$key] = array(
              '#type' => 'checkbox',
              '#title' => $title,
              '#title_display' => 'invisible',
              '#return_value' => $key,
              '#default_value' => !empty($checked) && isset($value[$key]) ? $key : NULL,
              '#attributes' => (isset($sub_element['#attributes']) ? $sub_element['#attributes'] : array()) + $checked,
            );
            $element['#options'][$key] = TRUE;
            if (isset($sub_element['#options'][$key]['#weight'])) {
              $element[$key]['#weight'] = $sub_element['#options'][$key]['#weight'];
            }
          }
        }
      }
      else {
        $sub_element['#value'] = array();
      }
    }
  }
  return $element;
}