function geofield_field_schema in Geofield 7.2

Same name and namespace in other branches

1. 7 geofield.install \geofield_field_schema()

Implements hook_field_schema().

File

./geofield.install, line 11

Install, update and uninstall functions for the geofield module.

Code

function geofield_field_schema($field) {
  $schema_callback = '';
  ctools_include('plugins');
  if (isset($field['settings']['backend'])) {
    $backend = ctools_get_plugins('geofield', 'geofield_backend', $field['settings']['backend']);
  }
  else {
    $backend = ctools_get_plugins('geofield', 'geofield_backend', 'default');
  }
  if (!empty($backend['schema'])) {
    $schema_callback = $backend['schema'];
  }
  else {

    /**
     * Edge case, during an update between 7.x-1.x and 7.x-2.x, if ctools is enabled,
     * ctools will not see the geofield plugin without manually truncating the cache
     * tables. To bypass, we manually seed the $backend array directly if
     * $backend['schema'] still isn't declared.
     **/
    module_load_include('inc', 'geofield', 'includes/geofield_backend/default');
    $schema_callback = 'geofield_backend_default_schema';
  }
  $geom_schema = $schema_callback($field);
  return array(
    'columns' => array(
      'geom' => $geom_schema,
      // Defined by the backend plugin
      'geo_type' => array(
        'type' => 'varchar',
        'default' => '',
        'length' => 64,
      ),
      'lat' => array(
        'type' => 'numeric',
        'precision' => 18,
        'scale' => 12,
        'not null' => FALSE,
      ),
      'lon' => array(
        'type' => 'numeric',
        'precision' => 18,
        'scale' => 12,
        'not null' => FALSE,
      ),
      'left' => array(
        'type' => 'numeric',
        'precision' => 18,
        'scale' => 12,
        'not null' => FALSE,
      ),
      'top' => array(
        'type' => 'numeric',
        'precision' => 18,
        'scale' => 12,
        'not null' => FALSE,
      ),
      'right' => array(
        'type' => 'numeric',
        'precision' => 18,
        'scale' => 12,
        'not null' => FALSE,
      ),
      'bottom' => array(
        'type' => 'numeric',
        'precision' => 18,
        'scale' => 12,
        'not null' => FALSE,
      ),
      'geohash' => array(
        'type' => 'varchar',
        'length' => GEOFIELD_GEOHASH_LENGTH,
        'not null' => FALSE,
      ),
    ),
    'indexes' => array(
      //'geo_type' => array('geo_type'),
      'lat' => array(
        'lat',
      ),
      'lon' => array(
        'lon',
      ),
      'top' => array(
        'top',
      ),
      'bottom' => array(
        'bottom',
      ),
      'left' => array(
        'left',
      ),
      'right' => array(
        'right',
      ),
      'geohash' => array(
        'geohash',
      ),
      'centroid' => array(
        'lat',
        'lon',
      ),
      'bbox' => array(
        'top',
        'bottom',
        'left',
        'right',
      ),
    ),
  );
}