entityreference_migration.drush.inc in Reference to EntityReference Field Migration 7

File

entityreference_migration.drush.inc

<?php

/**
 * Implementation of hook_drush_help().
 */
function entityreference_migration_drush_help($section) {
  switch ($section) {
    case 'drush:entityreference-migrate-references':
      return dt('Used without parameters, this will convert all the references fields into entityreference fields.');
  }
}

/**
 * Implementation of hook_drush_command().
 */
function entityreference_migration_drush_command() {
  $items = array();
  $items['entityreference-migrate-references'] = array(
    'callback' => 'drush_entityreference_migration_references',
    'description' => t('Convert references fields into entityreference fields.'),
    'arguments' => array(
      'type' => dt('Optional. Only convert the particular field.'),
    ),
    'bootstrap' => DRUSH_BOOTSTRAP_DRUPAL_FULL,
    'aliases' => array(
      'emr',
    ),
  );
  return $items;
}

/**
 * Convert the references fields to entityreference.
 */
function drush_entityreference_migration_references($field_name = '') {
  $field_infos = array();

  // Read the singular field.
  if (!empty($field_name)) {
    $field_infos = field_read_fields(array(
      'field_name' => $field_name,
    ), array(
      'include_inactive' => TRUE,
      'include_deleted' => TRUE,
    ));
  }
  else {

    // Load all references fields.
    $node_field_infos = field_read_fields(array(
      'type' => 'node_reference',
    ), array(
      'include_inactive' => TRUE,
      'include_deleted' => TRUE,
    ));
    $user_field_infos = field_read_fields(array(
      'type' => 'user_reference',
    ), array(
      'include_inactive' => TRUE,
      'include_deleted' => TRUE,
    ));
    $field_infos = $node_field_infos + $user_field_infos;
  }
  $batch = array(
    'operations' => array(),
    'finished' => '_drush_entityreference_migration_batches_finished',
    'title' => dt('Start migrating reference fields.'),
    'init_message' => dt('Preparing to migrate reference fields.'),
    'progress_message' => dt('Migrating references fields.'),
    'error_message' => dt('Reference field could not migrate content successfully.'),
  );
  foreach ($field_infos as $key => $field_info) {
    $batch['operations'][] = array(
      '_drush_entityreference_migration_references_field',
      array(
        $key,
        $field_info,
      ),
    );
  }
  batch_set($batch);
  $batch =& batch_get();
  $batch['progressive'] = FALSE;
  drush_backend_batch_process();
}
function _drush_entityreference_migration_batches_finished($success, $results, $operations) {
  drush_print(dt('Succesfully migrated requested reference fields!'));
}
function _drush_entityreference_migration_references_field($field_key, $field_info, &$context) {
  drush_print(dt("Processing @field_name", array(
    '@field_name' => $field_info['field_name'],
  )));
  if (!in_array($field_info['type'], array(
    'node_reference',
    'user_reference',
  ))) {
    drush_set_error(dt("Field @field is not a references field.", array(
      '@field' => $field_name,
    )));
  }
  else {
    _entityreference_migration_references_field_to_entityreference_field($field_key, $field_info, $context);
    drush_print(dt("Processed @field_name", array(
      '@field_name' => $field_info['field_name'],
    )));
  }
}

Functions

Name	Description
drush_entityreference_migration_references	Convert the references fields to entityreference.
entityreference_migration_drush_command	Implementation of hook_drush_command().
entityreference_migration_drush_help	Implementation of hook_drush_help().
_drush_entityreference_migration_batches_finished
_drush_entityreference_migration_references_field