alma.install

<?php
/**
 * @file
 * Handles requirements, installation and uninstall for the module.
 */

/**
 * Implements hook_requirements().
 */
function alma_requirements($phase) {
  $requirements = array();
  // Ensure translations don't break at install time.
  $t = get_t();

  if (!function_exists('simplexml_load_string')) {
    $requirements['simplexml'] = array(
      'title' => 'SimpleXML',
      'description' => $t('The Alma module requires SimpleXML to function. Please install and/or enable SimpleXML in your PHP configuration.'),
      'severity' => REQUIREMENT_ERROR,
    );
  }

  if ($phase == 'runtime') {
    $requirements['alma'] = array(
      'title' => $t('Alma'),
      'value' => $t('Alma configured'),
      'severity' => REQUIREMENT_OK,
    );
    if (!variable_get('alma_base_url', FALSE) || !variable_get('ting_agency', FALSE)) {
      $requirements['alma']['value'] = $t('Alma not configured');
      $requirements['alma']['description'] = $t('Alma is not properly configured, please visit <a href="@link">the settings page</a>.', array('@link' => url('admin/config/ding/provider/alma')));
      $requirements['alma']['severity'] = REQUIREMENT_ERROR;
    }
  }

  return $requirements;
}

/**
 * Update system table set alma weight=10 to ensure form_alter hooks are called
 * AFTER ding_user and ding_provider
 */
function alma_update_7001() {
  $num_upd = db_update('system')
    ->fields(array('weight' => 10))
    ->condition('name', 'alma', '=')
    ->execute();
}

/**
 * Convert field storage to virtual field.
 */
function alma_update_7002() {
  return db_update('field_config')
    ->fields(array(
      'storage_type' => 'virtual_field',
      'storage_module' => 'virtual_field',
    ))
    ->condition('field_name', '%alma%', 'LIKE')
    ->condition('field_name', 'field_alma_interest_period', '!=')
    ->execute();
}

/**
 * Covert reservation field form data to datetime.
 */
function alma_update_7003() {
  return db_update('field_config')
    ->fields(array(
      'type' => 'datetime',
    ))
    ->condition('field_name', 'field_alma_reservation_pause', '=')
    ->execute();
}

/**
 * Remove old field_sql_storage file data from the database as they are using
 * virtual fields now and don't need a database table.
 */
function alma_update_7004() {
  // Absent id have been renamed to field_alma_absent_id as virtual field.
  field_delete_field('field_absent_id');
  field_purge_batch(100);

  // Mobile phone.
  db_drop_table('field_data_field_alma_mobile_phone');
  db_drop_table('field_revision_field_alma_mobile_phone');

  // Mobile phone id.
  db_drop_table('field_data_field_alma_phone_id');
  db_drop_table('field_revision_field_alma_phone_id');

  // Preferred branch.
  db_drop_table('field_data_field_alma_preferred_branch');
  db_drop_table('field_revision_field_alma_preferred_branch');

  // Reservation pause.
  db_drop_table('field_data_field_alma_reservation_pause');
  db_drop_table('field_revision_field_alma_reservation_pause');
}