field_purge_field

Versions

7

field_purge_field($field)

Purge a field record from the database.

This function assumes all instances for the field has already been purged, and should only be called by field_purge_batch().

Parameters

$field The field record to purge.

Code

modules/field/field.crud.inc, line 1069

<?php
function field_purge_field($field) {
  $instances = field_read_instances(array('field_id' => $field['id']), array('include_deleted' => 1));
  if (count($instances) > 0) {
    throw new FieldException("Attempt to purge a field that still has instances.");
  }

  db_delete('field_config')
    ->condition('id', $field['id'])
    ->execute();

  // Notify the storage engine.
  module_invoke($field['storage']['module'], 'field_storage_purge_field', $field);

  // Clear the cache.
  field_info_cache_clear();

  // Invoke external hooks after the cache is cleared for API consistency.
  module_invoke_all('field_purge_field', $field);
}
?>

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