Club Drupal

<?php

/**

 * @file

 * form-element.func.php

 */

/**

 * Overrides theme_form_element().

 */

function bootstrap_form_element(&$variables) {

  $element = &$variables['element'];

  $is_checkbox = FALSE;

  $is_radio = FALSE;

  // This function is invoked as theme wrapper, but the rendered form element

  // may not necessarily have been processed by form_builder().

  $element += array(

    '#title_display' => 'before',

  );

  // Add element #id for #type 'item'.

  if (isset($element['#markup']) && !empty($element['#id'])) {

    $attributes['id'] = $element['#id'];

  }

  // Check for errors and set correct error class.

  if (isset($element['#parents']) && form_get_error($element)) {

    $attributes['class'][] = 'error';

  }

  if (!empty($element['#type'])) {

    $attributes['class'][] = 'form-type-' . strtr($element['#type'], '_', '-');

  }

  if (!empty($element['#name'])) {

    $attributes['class'][] = 'form-item-' . strtr($element['#name'], array(

        ' ' => '-',

        '_' => '-',

        '[' => '-',

        ']' => '',

      ));

  }

  // Add a class for disabled elements to facilitate cross-browser styling.

  if (!empty($element['#attributes']['disabled'])) {

    $attributes['class'][] = 'form-disabled';

  }

  if (!empty($element['#autocomplete_path']) && drupal_valid_path($element['#autocomplete_path'])) {

    $attributes['class'][] = 'form-autocomplete';

  }

  $attributes['class'][] = 'form-item';

  // See http://getbootstrap.com/css/#forms-controls.

  if (isset($element['#type'])) {

    if ($element['#type'] == "radio") {

      $attributes['class'][] = 'radio';

      $is_radio = TRUE;

    }

    elseif ($element['#type'] == "checkbox") {

      $attributes['class'][] = 'checkbox';

      $is_checkbox = TRUE;

    }

    else {

      $attributes['class'][] = 'form-group';

    }

  }

  $description = FALSE;

  $tooltip = FALSE;

  // Convert some descriptions to tooltips.

  // @see bootstrap_tooltip_descriptions setting in _bootstrap_settings_form()

  if (!empty($element['#description'])) {

    $description = $element['#description'];

    if (theme_get_setting('bootstrap_tooltip_enabled') && theme_get_setting('bootstrap_tooltip_descriptions') && $description === strip_tags($description) && strlen($description) <= 200) {

      $tooltip = TRUE;

      $attributes['data-toggle'] = 'tooltip';

      $attributes['title'] = $description;

    }

  }

  $output = '<div' . drupal_attributes($attributes) . '>' . "\n";

  // If #title is not set, we don't display any label or required marker.

  if (!isset($element['#title'])) {

    $element['#title_display'] = 'none';

  }

  $prefix = '';

  $suffix = '';

  if (isset($element['#field_prefix']) || isset($element['#field_suffix'])) {

    // Determine if "#input_group" was specified.

    if (!empty($element['#input_group'])) {

      $prefix .= '<div class="input-group">';

      $prefix .= isset($element['#field_prefix']) ? '<span class="input-group-addon">' . $element['#field_prefix'] . '</span>' : '';

      $suffix .= isset($element['#field_suffix']) ? '<span class="input-group-addon">' . $element['#field_suffix'] . '</span>' : '';

      $suffix .= '</div>';

    }

    else {

      $prefix .= isset($element['#field_prefix']) ? $element['#field_prefix'] : '';

      $suffix .= isset($element['#field_suffix']) ? $element['#field_suffix'] : '';

    }

  }

  switch ($element['#title_display']) {

    case 'before':

    case 'invisible':

      $output .= ' ' . theme('form_element_label', $variables);

      $output .= ' ' . $prefix . $element['#children'] . $suffix . "\n";

      break;

    case 'after':

      if ($is_radio || $is_checkbox) {

        $output .= ' ' . $prefix . $element['#children'] . $suffix;

      }

      else {

        $variables['#children'] = ' ' . $prefix . $element['#children'] . $suffix;

      }

      $output .= ' ' . theme('form_element_label', $variables) . "\n";

      break;

    case 'none':

    case 'attribute':

      // Output no label and no required marker, only the children.

      $output .= ' ' . $prefix . $element['#children'] . $suffix . "\n";

      break;

  }

  if ($description && !$tooltip) {

    $output .= '<p class="help-block">' . $element['#description'] . "</p>\n";

  }

  $output .= "</div>\n";

  return $output;

}