public function MigrateGeofieldFieldHandler::prepare in Geofield 7.2

Implements MigrateFieldHandler::prepare().

Parameters

object $entity: Entity which is going to embed the field.

array $field_info: Info for the field.

array $instance: Instance info for the field.

array $values: Values to be stored in the field.

File

./geofield.migrate.inc, line 86

Support for migration into Geofield fields.

Class

MigrateGeofieldFieldHandler

Primary value passed to this field must be the Geometry type string.

Code

public function prepare($entity, array $field_info, array $instance, array $values) {
  $arguments = array();
  if (isset($values['arguments'])) {
    $arguments = array_filter($values['arguments']);
    unset($values['arguments']);
  }
  $language = $this
    ->getFieldLanguage($entity, $field_info, $arguments);

  // Setup a Field API array for saving.
  // Use https://drupal.org/node/1854188 as a guide for geoPHP field type.
  $delta = 0;
  foreach ($values as $value) {
    $input_format = $arguments['input_format'];
    if (isset($input_format)) {
      $return[$language][$delta]['input_format'] = $arguments['input_format'];
      switch ($input_format) {
        case 'wkt':

          // Well known text - array of WKT data.
          $return[$language][$delta]['geom'] = $value;
          break;
        case 'json':

          // GeoJSON - requires array of JSON data.
          $return[$language][$delta]['geom'] = $value;
          break;
        case 'lat/lon':

          // Lat/Long - requires array of lat and lon source fields.
          $return[$language][$delta]['geom']['lat'] = $arguments['lat'];
          $return[$language][$delta]['geom']['lon'] = $arguments['lon'];
          break;
        case 'bounds':

          // Delimited area marked by an array of left (lon), top (lat), right
          // (long), bottom (lat) values.
          $return[$language][$delta]['geom']['left'] = $arguments['left'];
          $return[$language][$delta]['geom']['top'] = $arguments['top'];
          $return[$language][$delta]['geom']['right'] = $arguments['right'];
          $return[$language][$delta]['geom']['bottom'] = $arguments['bottom'];
          break;
      }
    }
    else {

      // If no input format specified the $value is assumed to represent a
      // a WKT value or another format that can be parsed by geoPHP.
      $return[$language][$delta]['geom'] = $value;
    }
    $delta++;
  }
  return isset($return) ? $return : NULL;
}