function entity_embed_filter_parse_from_fields in Entity Embed 7.2

Same name and namespace in other branches

1. 7 includes/entity_embed.file_usage.inc \entity_embed_filter_parse_from_fields()

Parse file references from an entity's text fields.

Parameters

$entity: The entity whose fields are being parsed.

$entity_type: The type of the entity whose fields are being parsed.

Return value

An array of file IDs corresponding to the files referenced in the fields.

1 call to entity_embed_filter_parse_from_fields()

entity_embed_entity_field_count_files in includes/entity_embed.file_usage.inc

Retrieve a count of all of the files referenced by an entity.

File

includes/entity_embed.file_usage.inc, line 152

Tracks usage of embedded files.

Code

function entity_embed_filter_parse_from_fields($entity_type, $entity) {
  $fids = array();

  // Loop through the individual field items for all of the field instances
  // attached to the entity which support text processing and check if any of
  // them contain references to embedded files.
  foreach (entity_embed_filter_fields_with_text_filtering($entity_type, $entity) as $field_name) {
    if ($field_items = field_get_items($entity_type, $entity, $field_name)) {
      foreach ($field_items as $field_item) {
        $text = $field_item['value'];
        if (stristr($text, 'data-entity-type="file"') !== FALSE) {
          $dom = entity_embed_dom_load_html($text);
          $xpath = new \DOMXPath($dom);
          foreach ($xpath
            ->query('//*[@data-entity-type="file" and (@data-entity-uuid or @data-entity-id)]') as $node) {
            $uuid = $node
              ->getAttribute('data-entity-uuid');
            $id = $node
              ->getAttribute('data-entity-id');
            if (!empty($uuid) && module_exists('uuid')) {
              $ids = entity_get_id_by_uuid('file', array(
                $uuid,
              ));
              $fid = reset($ids);
            }
            else {
              $fid = $id;
            }
            $fids[] = $fid;
          }
        }
      }
    }
  }
  return $fids;
}