Drush Field Info

drush_field_info.drush

<?php
/**
 * @file
 * Drush commands for displaying info on fields and field instances.
 *
 * To use, save this file as drush_field_config.drush.inc in your home directory's .drush/ folder.
 */

/**
 * Implements hook_drush_command().
 */

function drush_field_config_drush_command() {

  $items['field-config-base'] = array(
    'description' => 'Print the configuration for a base field.',
    'aliases' => array('fcb'),
    'arguments' => array(
      'field_name' => 'The machine name of the field.',
    ),
    'options' => array(
      'code' => 'Print the configuration as valid PHP code.',
    ),
  );

  $items['field-config-instance'] = array(
    'description' => 'Print the configuration for a field instance.',
    'aliases' => array('fci'),
    'arguments' => array(
      'field_name' => 'The machine name of the field.',
      'bundle' => 'The name of the bundle (\'story\', etc) that the instance is on.',
      'entity_type' => 'The type of entity (\'node\', etc) the instance is on. Defaults to \'node\'.',
    ),
    'options' => array(
      'display' => 'Show the display configuration instead of the other data.',
      'code' => 'Print the configuration as valid PHP code.',
    ),
  );

  return $items;
}

function drush_drush_field_config_field_config_base($field_name = NULL) {
  if (empty($field_name)) {
    print 'Provide the field name, eg, drush fcb field_subtitle' . PHP_EOL;
    return;
  }
  $config = field_info_field($field_name);

  if (empty($config)) {
    print 'That field does not exist.' . PHP_EOL;
  }

  $info = field_info_field_types($config['type']);
  $settings = (empty($info['settings'])) ? array() : $info['settings'];

  $useful_data = array(
    'field_name',
    'type',
    'module',
    'cardinality',
  );

  // Remove excess data.
  foreach ($config as $key => $value) {
    if ($key == 'settings') {
      foreach (array_keys($config['settings']) as $setting) {
        if (!isset($settings[$setting])) {
          unset($config['settings'][$setting]);
        }
      }
    }
    elseif (!in_array($key, $useful_data)) {
      unset($config[$key]);
    }
  }

  if (drush_get_option('code', FALSE)) {
    var_export($config);
  }
  else {
    print_r($config);
  }
}

function drush_drush_field_config_field_config_instance($field_name = NULL, $bundle = NULL, $entity_type = 'node') {
  if (empty($bundle) || empty($field_name)) {
    print 'Provide the field name and bundle that the instance is on, eg, drush fci field_subtitle article' . PHP_EOL;
    return;
  }
  $config = field_info_instance($entity_type, $field_name, $bundle);

  $useful_data = array(
    'label',
    'required',
    'description',
    'field_name',
    'entity_type',
    'bundle',
    'widget',
    'settings',
  );

  if (drush_get_option('display', FALSE)) {
    $useful_data = array('display');
  }

  foreach ($config as $key => $value) {
    if (!in_array($key, $useful_data)) {
      unset($config[$key]);
    }
  }

  if (drush_get_option('code', FALSE)) {
    var_export($config);
  }
  else {
    print_r($config);
  }
}