function file_feeds_set_target in Feeds 8.2

Same name and namespace in other branches

1. 7.2 mappers/file.inc \file_feeds_set_target()
2. 7 mappers/file.inc \file_feeds_set_target()

Callback for mapping. Here is where the actual mapping happens.

When the callback is invoked, $target contains the name of the field the user has decided to map to and $value contains the value of the feed item element the user has picked as a source.

1 string reference to 'file_feeds_set_target'

file_feeds_processor_targets_alter in mappers/file.inc

Implements hook_feeds_processor_targets_alter().

File

mappers/file.inc, line 53

On behalf implementation of Feeds mapping API for file.module and image.module.

Code

function file_feeds_set_target($source, $entity, $target, $value) {
  if (empty($value)) {
    return;
  }

  // Make sure $value is an array of objects of type FeedsEnclosure.
  if (!is_array($value)) {
    $value = array(
      $value,
    );
  }

  // Add default of uri for backwards compatibility.
  list($field_name, $sub_field) = explode(':', $target . ':uri');
  $info = field_info_field($field_name);
  if ($sub_field == 'uri') {
    foreach ($value as $k => $v) {
      if (!$v instanceof FeedsEnclosure) {
        if (is_string($v)) {
          $value[$k] = new FeedsEnclosure($v, file_get_mimetype($v));
        }
        else {
          unset($value[$k]);
        }
      }
    }
    if (empty($value)) {
      return;
    }
    static $destination;
    if (!$destination) {
      $entity_type = $source->importer->processor
        ->entityType();
      $bundle = $source->importer->processor
        ->bundle();
      $instance_info = field_info_instance($entity_type, $field_name, $bundle);

      // Determine file destination.
      // @todo This needs review and debugging.
      $data = array();
      if (!empty($entity->uid)) {
        $data[$entity_type] = $entity;
      }
      $destination = file_field_widget_uri($info, $instance_info, $data);
    }
  }

  // Populate entity.
  $field = isset($entity->{$field_name}) ? $entity->{$field_name} : array(
    LANGUAGE_NOT_SPECIFIED => array(),
  );
  $delta = 0;
  foreach ($value as $v) {
    if ($info['cardinality'] == $delta) {
      break;
    }
    if (!isset($field[LANGUAGE_NOT_SPECIFIED][$delta])) {
      $field[LANGUAGE_NOT_SPECIFIED][$delta] = array();
    }
    switch ($sub_field) {
      case 'alt':
      case 'title':
        $field[LANGUAGE_NOT_SPECIFIED][$delta][$sub_field] = $v;
        break;
      case 'uri':
        try {
          $file = $v
            ->getFile($destination);
          $field[LANGUAGE_NOT_SPECIFIED][$delta] += (array) $file;

          // @todo: Figure out how to properly populate this field.
          $field[LANGUAGE_NOT_SPECIFIED][$delta]['display'] = 1;
        } catch (Exception $e) {
          watchdog_exception('Feeds', $e, nl2br(check_plain($e)));
        }
        break;
    }
    $delta++;
  }
  $entity->{$field_name} = $field;
}