function commerce_file_set_file_target in Commerce File 7

File target callback for hook_feeds_processor_targets_alter().

Parameters

$source: Field mapper source settings.

$entity: An entity object, for instance a node object.

$target: A string identifying the target on the entity.

$value: The value to populate the target with.

See also

file_feeds_set_target()

1 string reference to 'commerce_file_set_file_target'

commerce_file_feeds_processor_targets_alter in ./commerce_file.feeds.inc

Implements hook_feeds_processor_targets_alter().

File

./commerce_file.feeds.inc, line 56

Integration with the Feeds module.

Code

function commerce_file_set_file_target($source, $entity, $target, $value) {

  // extract field_name, sub_field should be 'file'
  list($target, $sub_field) = explode(':', $target, 2);
  if (empty($value)) {
    return;
  }
  module_load_include('inc', 'file', 'file.field');
  module_load_include('inc', 'commerce_file', 'includes/commerce_file.field');

  // Make sure $value is an array of objects of type FeedsEnclosure.
  if (!is_array($value)) {
    $value = array(
      $value,
    );
  }
  foreach ($value as $k => $v) {
    if (!$v instanceof FeedsEnclosure) {
      if (is_string($v)) {
        $value[$k] = new FeedsEnclosure($v, 'application/octet-stream');
      }
      else {
        unset($value[$k]);
      }
    }
  }
  if (empty($value)) {
    return;
  }

  // Determine file destination.
  // @todo This needs review and debugging.
  $entity_type = $entity->feeds_item->entity_type;
  list($entity_id, $vid, $bundle_name) = entity_extract_ids($entity_type, $entity);
  $instance_info = field_info_instance($entity_type, $target, $bundle_name);
  $info = field_info_field($target);
  $singular = $info['cardinality'] == 1;

  // set default file owner to root user for security
  $file_owner_uid = 1;

  // set destination and owner uid to entity uid if not anonymous
  $token_data = array();
  if (!empty($entity->uid)) {
    $file_owner_uid = $entity->uid;
    $token_data[$entity_type] = $entity;
  }
  $destination = file_field_widget_uri($info, $instance_info, $token_data);

  // set default license data
  $data_default = array();

  // add license limits as inherited
  $license_info = _commerce_file_collate_license_info();
  if (!empty($license_info)) {
    if ($entity_type == COMMERCE_FILE_LICENSE_ENTITY_NAME) {

      // Licenses - default to instance settings, else unlimited
      $data_default_value = COMMERCE_FILE_FIELD_UNLIMITED;
      $data_default = array_fill_keys(array_keys($license_info), $data_default_value);

      // merge any other instance data
      if (!empty($instance_info['settings']['data'])) {
        $data_default = $instance_info['settings']['data'] + $data_default;
      }
    }
    else {

      // Always set non-licenses to inherit
      $data_default_value = COMMERCE_FILE_FIELD_INHERIT;
      $data_default = array_fill_keys(array_keys($license_info), $data_default_value);

      // merge any other instance data
      if (!empty($instance_info['settings']['data'])) {
        $data_default += $instance_info['settings']['data'];
      }
    }
  }

  // Populate entity.
  $i = 0;
  $field = isset($entity->{$target}) ? $entity->{$target} : array();
  $lang = LANGUAGE_NONE;
  foreach ($value as $v) {
    $file = $v
      ->getFile($destination);
    if (empty($file) || empty($file->fid)) {
      continue;
    }

    // set file data and resave
    $save_file = FALSE;

    // set file owner
    if ($file->uid != $file_owner_uid) {
      $file->uid = $file_owner_uid;
      $save_file = TRUE;
    }

    // set proper mimetype
    $mimetype = file_get_mimetype($file->uri);
    if ($file->filemime != $mimetype) {
      $file->filemime = $mimetype;
      $save_file = TRUE;
    }

    // re-save file if anything changed
    if ($save_file) {
      file_save($file);
    }

    // ensure field array
    if (empty($field[$lang][$i])) {
      $field[$lang][$i] = array();
    }
    elseif (!is_array($field[$lang][$i])) {
      $field[$lang][$i] = array(
        $field[$lang][$i],
      );
    }

    // merge file
    $field[$lang][$i] += (array) $file;

    // merge access limit defaults
    $field[$lang][$i] += array(
      'data' => $data_default,
    );

    // stop if only 1 item
    if ($singular) {
      break;
    }
    $i++;
  }
  $entity->{$target} = $field;
}