campaignion.module

<?php

/**
 * Implements hook_language_switch_links_alter().
 *
 * Remove switch links to non-node_view() paths created by the translation module.
 * This is to avoid geoip_language_redirect from redirecting there.
 */
function campaignion_language_switch_links_alter(array &$links, $type, $path) {
  $language_type = variable_get('translation_language_type', LANGUAGE_TYPE_INTERFACE);

  if ($type == $language_type && preg_match("!^node/(\d+)(/.+|)!", $path, $matches)) {
    if (!empty($matches[2]) && $matches[2] != '/' && $matches[2] != '/view') {
      $node = node_load((int) $matches[1]);
      foreach ($links as $langcode => &$link) {
        if ($langcode != $node->language && isset($link['href'])) {
          // No translation in this language, or no permission to view.
          unset($link['href']);
          $link['attributes']['class'][] = 'locale-untranslated';
        }
      }
    }
  }
}

/**
 * Implements hook_entity_info_alter().
 *
 * Use our own extended contact class.
 */
function campaignion_entity_info_alter(&$entity_info) {
  if (isset($entity_info['redhen_contact'])) {
    $entity_info['redhen_contact']['entity class'] = '\\Drupal\\campaignion\\Contact';
  }
}

/**
 * Implements hook_share_light_options_alter().
 */
function campaignion_share_light_options_alter(&$options) {
  if (!empty($_GET['sid'])) {
    $options['link']['query']['refsid'] = $_GET['sid'];
  }
}

/**
 * Implements hook_variable_info_alter().
 */
function campaignion_variable_info_alter(array &$info) {
  $info['site_default_country']['localize'] = TRUE;
  $info['site_default_country']['default callback'] = '_campaignion_site_default_country_from_language';
}

/**
 * Variable default value callback: Get the default country from the language.
 */
function _campaignion_site_default_country_from_language($variable, array $options) {
  if ($language = $options['langcode']) {
    $countries = country_get_list();
    $parts = explode('-', $language, 2);
    if (count($parts) == 2 && isset($countries[$country = $parts[1]])) {
      return $country;
    }
  }
}