cckbmlabels.module

<?php

/**
 * Implementation of hook_nodeapi
 *
 */
function cckbmlabels_nodeapi(&$node, $op, $a3 = NULL, $a4 = NULL) {
  switch ($op) {
    case 'view':
      // NODE_BUILD_NORMAL is 0, and ('whatever' == 0) is TRUE, so we need a ===.
      if ($node->build_mode === NODE_BUILD_NORMAL || $node->build_mode == NODE_BUILD_PREVIEW) {
        $context = $teaser ? 'teaser' : 'full';
      }
      else {
        $context = $node->build_mode;
      }
      $type = content_types($node->type);
      if (!is_array($type['fields'])) return;
      $return = array();
      // The operations involving database queries are better off handled by table
      // rather than by field.
      foreach ($type['fields'] as $field) { 
        if ($field['display_settings'][$context]['label']
          && 'inherent' !=  $field['display_settings'][$context]['label']
          && $context != NODE_BUILD_SEARCH_INDEX )   
          $node->{$field['field_name']}['#label_display'] = $field['display_settings'][$context]['label'] ;
      }
      break;
  }
}

function cckbmlabels_fieldgroup_view(&$node, &$element, $group, $context) {
  if ($group['settings']['display'][$context]['label'] 
        && $group['settings']['display'][$context]['label']  != 'inherent'){
    $label = $group['settings']['display'][$context]['label'] == 'above';
    $element['#title'] = $label ? check_plain(t($group['label'])) : '';
    $element['#description'] = $label ? content_filter_xss(t($group['settings']['display']['description'])) : '';

  }
}

/**
 * Implementation of hook_form_FORM_ID_alter
 *
 */
 
function cckbmlabels_form_content_display_overview_form_alter(&$form, $form_state) {
  $contexts = content_build_modes($form['#contexts']);
  $type = content_types($form['#type_name']);
  $field_types = _content_field_types();
  $fields = $type['fields'];

  $groups = array();
  if (module_exists('fieldgroup')) {
    $groups = fieldgroup_groups($type['type']);
  }
  
  $label_options = array(
    'inherent' => t('Inherent'),
    'above' => t('Above'),
    'inline' => t('Inline'),
    'hidden' => t('<Hidden>'),
  );
  foreach ($fields as $name => $field) {
    $field_type = $field_types[$field['type']];
    $defaults = $field['display_settings'];
    foreach($contexts as $key => $title) {
      $form[$name][$key]['label'] = array(
        '#type' => 'select',
        '#options' => $label_options,
        '#default_value' => isset($defaults[$key]['label']) ? $defaults[$key]['label'] : '',
      );    
    }
  }
  $label_options = array(
    'inherent' => t('Inherent'),
    'above' => t('Above'),
    'hidden' => t('<Hidden>'),
  );
  foreach ($groups as $name => $group) {
    $defaults = $group['settings']['display'];
    $weight = $group['weight'];
    foreach($contexts as $key => $title)  {
      $form[$name][$key]['label'] = array(
        '#type' => 'select',
        '#options' => $label_options,
        '#default_value' => isset($defaults[$key]['label']) ? $defaults[$key]['label'] : '',
      );
    }
  }

}


function cckbmlabels_theme_registry_alter(&$theme_registry) {
  $theme_registry['content_display_overview_form']['path'] =drupal_get_path('module', 'cckbmlabels');
  $theme_registry['content_display_overview_form']['template'] = 'bml-content-admin-display-overview-form';
  $pre = $theme_registry['content_display_overview_form']['preprocess functions'];
  if (($key = array_search('template_preprocess_content_display_overview_form',$pre)) !== false)
    unset($theme_registry['content_display_overview_form']['preprocess functions'][$key]);
  if (!in_array('cckbmlabels_preprocess_content_display_overview_form',$pre))
    $theme_registry['content_display_overview_form']['preprocess functions'][$key] = 'cckbmlabels_preprocess_content_display_overview_form';
}