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,
    ),
    'focus_on_teaser' => array(
      'label' => t('Focus On Teaser'),
      'custom settings' => TRUE,
    ),
    'news_listing_item' => array(
      'label' => t('News Listing Item'),
      'custom settings' => TRUE,
    ),
  );

}

/**
 * Implements hook_theme_registry_alter().
 */
function cambridge_teasers_theme_registry_alter(&$theme_registry) {
  $module_path = drupal_get_path('module', 'cambridge_teasers') . '/templates';

  _theme_process_registry($theme_registry, 'phptemplate', 'theme_engine', 'cambridge_teasers', $module_path);
}

/**
 * Implements template_preprocess_node().
 */
function cambridge_teasers_preprocess_node(&$vars) {
  $view_modes = array('teaser', 'vertical_teaser', 'sidebar_teaser', 'focus_on_teaser', 'news_listing_item');

  if (in_array($vars['view_mode'], $view_modes)) {
    $vars['theme_hook_suggestions'][] = 'node____' . $vars['view_mode'];
    $vars['theme_hook_suggestions'][] = 'node__' . $vars['type'] . '__' . $vars['view_mode'];
    $vars['theme_hook_suggestions'][] = 'node__' . $vars['nid'] . '__' . $vars['view_mode'];
    $vars['date'] = format_date($vars['node']->created, 'custom', 'j F Y');
  }
}

/**
 * Implements template_preprocess_field().
 */
function cambridge_teasers_preprocess_field(&$vars) {
  $view_modes = array('teaser', 'vertical_teaser', 'sidebar_teaser', 'news_listing_item');

  if (in_array($vars['element']['#view_mode'], $view_modes)
      && isset($vars['element']['#formatter'])
      && 'smart_trim_format' === $vars['element']['#formatter']) {

    foreach ($vars['items'] as $key => $value) {
      if (FALSE === strpos($vars['items'][$key]['#markup'], '<')) {
        // Wrap smart-trimmed text that has stripped HTML in a paragraph element.
        $vars['items'][$key]['#markup'] = '<p>' . $vars['items'][$key]['#markup'] . '</p>';
      }
    }
  }
}