luggage_indicator.module

<?php
/**
 * @file
 * Drupal needs this blank file.
 */

/**
 * Implements hook_update_projects_alter().
 */
function luggage_indicator_update_projects_alter(&$projects) {
  // Hide a site-specific module from the list.
  unset($projects['luggage_indicator']);
}

function luggage_indicator_node_view_alter(&$build) {
  if(arg(0) == 'search') {
    $build['field_content_type'] = array(
      '#markup' => _get_identifier_element(node_type_get_name($build['#node']), 'ct-search', true),
      '#weight' => 0
    );
    _add_stylesheet();
  } else if(arg(0) == 'node') {
    $build['field_content_type_indicator'] = array(
      '#title' => 'Content Type Indicator',
      '#label_display' => 'none',
      0 => array(
        '#markup' => _get_identifier_element(node_type_get_name($build['#node']), 'ct-node', true)
      )
    );
    _add_stylesheet();
  }
}

function luggage_indicator_preprocess_node(&$variables) {
  if($variables) {

  }
}

// function luggage_indicator_block_view_alter(&$data, $block) {
//   if($block->delta == 'GiIy4zr9Gu0ZSa0bumw1Y9qIIpIDf1wu' && $data != NULL) {
//     foreach($data['content']['bundle']['#items'] as &$item) {
//       $name = strtolower(_get_string_between($item['data'], '>', ' ('));
//       if($name == 'basic page') {
//         $name = 'page';
//       }
//       $item['data'] = _get_identifier_element($name, 'block', false) . $item['data'];
//     }
//     _add_stylesheet();
//   }
// }

function _add_stylesheet() {
  drupal_add_css(drupal_get_path('module', 'luggage_indicator') . '/css/luggage_indicator.css');
}

function _get_identifier_element($name, $type, $title) {
  $str = '<div class="content-type-indicator ct-' . $name . ' '. $type;

  if($title) {
    $str = $str . '" title="' . ucfirst($name) . ' content type';
  }

  $str = $str . '">';

  if($type == 'block') {
    $str = $str . ucfirst(substr($name, 0, 2)) . '</div>';
  } else {
    $str = $str . ucfirst($name) . '</div>';
  }

  return $str;
}

function _get_string_between($string, $start, $end){
  $string = " ".$string;
  $ini = strpos($string,$start);
  if ($ini == 0) return "";
  $ini += strlen($start);
  $len = strpos($string,$end,$ini) - $ini;
  return substr($string,$ini,$len);
}