public function Field::rename in Little helpers 7.2

Same name and namespace in other branches

1. 7 src/Field/Field.php \Drupal\little_helpers\Field\Field::rename()

Change the machine name of an existing field.

Parameters

$newName string:

NOTE: This might need additional adjustments for contrib modules that store field_names (ie. views, context, cck_blocks).

File

src/Field/Field.php, line 99

Class

Field

OOP-wrapper for the data-structure used by field_*_field() functions.

Namespace

Drupal\little_helpers\Field

Code

public function rename($newName) {
  $o = $this->field_name;
  $n = $newName;
  db_query("UPDATE field_config SET field_name='{$n}' WHERE field_name='{$o}'");
  db_query("UPDATE field_config_instance SET field_name='{$n}' WHERE field_name='{$o}'");
  db_query("RENAME TABLE `field_data_{$o}` TO `field_data_{$n}`;");
  db_query("RENAME TABLE `field_revision_{$o}` TO `field_revision_{$n}`;");
  \module_load_install($this->module);
  $function = $this->module . '_field_schema';
  $schema = $function(array(
    'type' => $this->type,
  ));
  foreach ($schema['columns'] as $column => $specs) {
    db_change_field("field_data_{$n}", "{$o}_{$column}", "{$n}_{$column}", $specs);
    db_change_field("field_revision_{$n}", "{$o}_{$column}", "{$n}_{$column}", $specs);
  }
  $this->field_name = $n;
}