cambridge_teasers.module

<?php
/**
 * @file
 * Code for the Teasers feature.
 */

/**
 * Implements hook_entity_info_alter().
 */
function cambridge_teasers_entity_info_alter(&$entity_info) {
  if (isset($entity_info['node']['view modes']['teaser'])) {
    $entity_info['node']['view modes']['teaser']['label'] = 'Horizontal Teaser';
  }

  $entity_info['node']['view modes'] += array(
    'vertical_teaser' => array(
      'label' => t('Vertical Teaser'),
      'custom settings' => TRUE,
    ),
    'sidebar_teaser' => array(
      'label' => t('Sidebar Teaser'),
      'custom settings' => TRUE,
    ),
  );
}

/**
 * Implements hook_theme_registry_alter().
 */
function cambridge_teasers_theme_registry_alter(&$theme_registry) {
  $theme_registry['node____teaser'] = array(
    'template' => drupal_get_path('module', 'cambridge_teasers') . '/templates/node----teaser',
    'type' => 'module',
  );
  $theme_registry['node____vertical_teaser'] = array(
    'template' => drupal_get_path('module', 'cambridge_teasers') . '/templates/node----vertical-teaser',
    'type' => 'module',
  );
  $theme_registry['node____sidebar_teaser'] = array(
    'template' => drupal_get_path('module', 'cambridge_teasers') . '/templates/node----sidebar-teaser',
    'type' => 'module',
  );
}

/**
 * Implements template_preprocess_node().
 */
function cambridge_teasers_preprocess_node(&$vars) {
  if (in_array($vars['view_mode'], array('teaser', 'vertical_teaser', 'sidebar_teaser'))) {
    $vars['theme_hook_suggestions'][] = 'node__' . $vars['type'] . '__' . $vars['view_mode'];
    $vars['theme_hook_suggestions'][] = 'node__' . $vars['nid'] . '__' . $vars['view_mode'];
    $vars['theme_hook_suggestions'][] = 'node____' . $vars['view_mode'];
    $vars['date'] = format_date($vars['node']->created, 'custom', 'j F Y');
  }
}