function isbn_field_process in ISBN Field 6

Process an individual element.

Build the form element. When creating a form using FAPI #process, note that $element['#value'] is already set.

The $fields array is in $form['#field_info'][$element['#field_name']].

1 string reference to 'isbn_field_process'

isbn_elements in ./isbn.module

Implementation of FAPI hook_elements().

File

./isbn.module, line 475

Defines ISBN field types.

Code

function isbn_field_process($element, $edit, $form_state, $form) {
  $field = $form['#field_info'][$element['#field_name']];
  $field_key = $element['#columns'][0];

  //Add JS for validation
  if ($field['isbn_validation'] == ISBN_JS_VALIDATION) {
    $js_validate_class = 'isbn-validate';
    isbn_dynamic_validation();
  }
  $element[$field_key] = array(
    '#type' => 'textfield',
    '#default_value' => isset($element['#value'][$field_key]) ? $element['#value'][$field_key] : NULL,
    '#weight' => 0,
    // The following values were set by the content module and need
    // to be passed down to the nested element.
    '#title' => $element['#title'],
    '#description' => $element['#description'],
    '#required' => $element['#required'],
    '#field_name' => $element['#field_name'],
    '#type_name' => $element['#type_name'],
    '#delta' => $element['#delta'],
    '#columns' => $element['#columns'],
    '#attributes' => array(
      'class' => $js_validate_class,
      'isbn-format' => $field['isbn_format'],
    ),
  );

  // Used so that hook_field('validate') knows where to flag an error.
  $element['_error_element'] = array(
    '#type' => 'value',
    '#value' => implode('][', array_merge($element['#parents'], array(
      $field_key,
    ))),
  );
  return $element;
}