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- <?php
- /**
- * @file
- * On behalf implementation of Feeds mapping API for video_embed_field.module.
- */
- /**
- * Implements hook_feeds_processor_targets_alter().
- *
- * @see FeedsNodeProcessor::getMappingTargets()
- */
- function video_embed_field_feeds_processor_targets_alter(&$targets, $entity_type, $bundle_name) {
- foreach (field_info_instances($entity_type, $bundle_name) as $name => $instance) {
- $info = field_info_field($name);
- if ($info['type'] == 'video_embed_field') {
- $targets[$name . ":video_url"] = array(
- 'name' => t('@name: Embed URL', array('@name' => $instance['label'])),
- 'callback' => 'video_embed_field_set_target',
- 'description' => t('The URL for the @label field of the @entity_type.', array('@entity_type' => $entity_type, '@label' => $instance['label'])),
- 'real_target' => $name,
- );
- $targets[$name . ':description'] = array(
- 'name' => t('@name: Embed description', array('@name' => $instance['label'])),
- 'callback' => 'video_embed_field_set_target',
- 'description' => t('The description for the @label field of the @entity_type.', array('@entity_type' => $entity_type, '@label' => $instance['label'])),
- 'real_target' => $name,
- );
- }
- }
- }
- /**
- * 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 $value contains the value of the feed item
- * element the user has picked as a source.
- */
- function video_embed_field_set_target($source, $entity, $target, $value) {
- if (empty($value)) {
- return;
- }
- if (!is_array($value)) {
- $value = array($value);
- }
- list($field_name, $sub_field) = explode(':', $target, 2);
- $info = field_info_field($field_name);
- // Iterate over all values.
- $field = isset($entity->$field_name) ? $entity->$field_name : array(LANGUAGE_NONE => array());
- // Allow for multiple mappings to the same target.
- $count = call_user_func_array('array_merge_recursive', $field[LANGUAGE_NONE]);
- $delta = count($count[$sub_field]);
- foreach ($value as $v) {
- if ($info['cardinality'] != FIELD_CARDINALITY_UNLIMITED && $info['cardinality'] <= $delta) {
- break;
- }
- if (is_scalar($v)) {
- $field[LANGUAGE_NONE][$delta][$sub_field] = $v;
- $delta++;
- }
- }
- $entity->{$field_name} = $field;
- }
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