ting_infomedia.install

<?php

/**
 * @file
 * Install, update and uninstall functions for the ting ting_infomedia module.
 */

/**
 * Implements hook_uninstall().
 */
function ting_infomedia_uninstall() {

}

/**
 * Implements hook_ding_entity_fields().
 */
function ting_infomedia_ding_entity_fields() {
  return array(
    'ting_infomedia' => array(
      'field' => array(
        'locked' => TRUE,
        'storage' => array(
          'type' => 'virtual_field',
        ),
      ),
      'instance' => array(
        'label' => t('Link to infomedia articles'),
      ),
    ),
  );
}

/**
 * Implementing hook_requirements()
 */
function ting_infomedia_requirements($phase) {
  $requirements = array();

  if ($phase == 'runtime') {
    $url = variable_get('ting_infomedia_url');
    if( !isset($url) ) {
      $requirements['ting_infomedia_url'] = array(
        'title' => t('Infomedia settings'),
        'value' =>  l(t('Url to infomedia webservice must be set in admin'), 'admin/config/ting/settings'),
        'severity' => REQUIREMENT_ERROR
      );
    }
  }

  return $requirements;
}

/**
 * Convert blackhole field storage to virtual field.
 */
function ting_infomedia_update_7000() {
  return db_update('field_config')
    ->fields(array(
      'storage_type' => 'virtual_field',
      'storage_module' => 'virtual_field',
    ))
    ->condition('module', 'ting_infomedia')
    ->execute();
}