public function views_handler_filter::exposed_form in Views (for Drupal 7) 7.3

Same name and namespace in other branches

1. 6.3 handlers/views_handler_filter.inc \views_handler_filter::exposed_form()
2. 6.2 handlers/views_handler_filter.inc \views_handler_filter::exposed_form()

Render our chunk of the exposed filter form when selecting.

You can override this if it doesn't do what you expect.

Overrides views_handler::exposed_form

File

handlers/views_handler_filter.inc, line 851

Definitions of views_handler_filter and views_handler_filter_broken.

Class

views_handler_filter

Base class for filters.

Code

public function exposed_form(&$form, &$form_state) {
  if (empty($this->options['exposed'])) {
    return;
  }

  // Build the exposed form, when its based on an operator.
  if (!empty($this->options['expose']['use_operator']) && !empty($this->options['expose']['operator_id'])) {
    $operator = $this->options['expose']['operator_id'];
    $this
      ->operator_form($form, $form_state);
    $form[$operator] = $form['operator'];
    $form[$operator]['#title'] = $this->options['expose']['operator_label'];
    $form[$operator]['#title_display'] = 'invisible';
    $this
      ->exposed_translate($form[$operator], 'operator');
    unset($form['operator']);
  }

  // Build the form and set the value based on the identifier.
  if (!empty($this->options['expose']['identifier'])) {
    $value = $this->options['expose']['identifier'];
    if ($this->operator == 'empty' || $this->operator == 'not empty') {
      $boolean = new views_handler_filter_boolean_operator();
      $boolean->value = $this->value = 'All';
      $boolean->value_value = $this->value_value = '';
      $boolean->value_options = $this->value_options = array(
        1 => t('Yes'),
        0 => t('No'),
      );
      $boolean
        ->value_form($form, $form_state);
    }
    else {
      $this
        ->value_form($form, $form_state);
    }
    $form[$value] = $form['value'];
    if (isset($form[$value]['#title']) && !empty($form[$value]['#type']) && $form[$value]['#type'] != 'checkbox') {
      unset($form[$value]['#title']);
    }
    $this
      ->exposed_translate($form[$value], 'value');
    if (!empty($form['#type']) && ($form['#type'] == 'checkboxes' || $form['#type'] == 'select' && !empty($form['#multiple']))) {
      unset($form[$value]['#default_value']);
    }
    if (!empty($form['#type']) && $form['#type'] == 'select' && empty($form['#multiple'])) {
      $form[$value]['#default_value'] = 'All';
    }
    if ($value != 'value') {
      unset($form['value']);
    }
  }
}