file.inc in Feeds 7

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

Does actually not include mappers for field types defined in fields module (because there aren't any) but mappers for all fields that contain their value simply in $entity->fieldname['und'][$i]['value'].

File

mappers/file.inc

<?php

/**
 * @file
 * On behalf implementation of Feeds mapping API for file.module and
 * image.module.
 *
 * Does actually not include mappers for field types defined in fields module
 * (because there aren't any) but mappers for all fields that contain their
 * value simply in $entity->fieldname['und'][$i]['value'].
 */

/**
 * Implements hook_feeds_processor_targets_alter().
 *
 * @see FeedsNodeProcessor::getMappingTargets().
 */
function file_feeds_processor_targets_alter(&$targets, $entity_type, $content_type = '') {
  foreach (field_info_instances($entity_type, $content_type) as $name => $instance) {
    $info = field_info_field($name);
    if (in_array($info['type'], array(
      'file',
      'image',
    ))) {
      $targets[$name] = array(
        'name' => $instance['label'],
        'callback' => 'file_feeds_set_target',
        'description' => t('The @label field of the node.', array(
          '@label' => $instance['label'],
        )),
      );
    }
  }
}

/**
 * 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 $value contains the value of the feed item
 * element the user has picked as a source.
 */
function file_feeds_set_target($entity, $target, $value) {
  if (empty($value)) {
    return;
  }
  module_load_include('inc', 'file');

  // 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.
  $info = field_info_field($target);
  $bundle_name = $entity->entity_type == 'node' ? $entity->type : $entity->entity_type;
  $instance_info = field_info_instance($entity->entity_type, $target, $bundle_name);
  $account = $entity->uid ? user_load($entity->uid) : NULL;
  $destination = file_field_widget_uri($info, $instance_info, $account);

  // Populate entity.
  $i = 0;
  $field = isset($entity->{$target}) ? $entity->{$target} : array();
  foreach ($value as $v) {
    if ($file = $v
      ->getFile($destination)) {
      $field['und'][$i] = (array) $file;
      $field['und'][$i]['display'] = 1;

      // @todo: Figure out how to properly populate this field.
      if ($info['cardinality'] == 1) {
        break;
      }
      $i++;
    }
  }
  $entity->{$target} = $field;
}

Functions

Name	Description
file_feeds_processor_targets_alter	Implements hook_feeds_processor_targets_alter().
file_feeds_set_target	Callback for mapping. Here is where the actual mapping happens.