function migrate_ui_edit_mappings_revert in Migrate 7.2

Revert callback for the edit mappings form. Remove any field mappings that were defined through the UI.

_state

Parameters

$form:

1 string reference to 'migrate_ui_edit_mappings_revert'

migrate_ui_edit_mappings in migrate_ui/migrate_ui.pages.inc

Page callback to edit field mappings for a given migration.

File

migrate_ui/migrate_ui.pages.inc, line 1546

Pages for managing migration processes.

Code

function migrate_ui_edit_mappings_revert(&$form, &$form_state) {
  $machine_name = $form_state['values']['machine_name'];
  db_delete('migrate_field_mapping')
    ->condition('machine_name', $machine_name)
    ->execute();

  // Note that not all field mappings in the database came from the UI - they
  // may also have been passed through a hook_migrate_api registration, so
  // reregister the migration to restore those mappings.
  migrate_static_registration(array(
    $machine_name,
  ));
}