function media_wysiwyg_upgrade_entity_tokens in D7 Media 7.4

Same name and namespace in other branches

1. 7.3 modules/media_wysiwyg/includes/media_wysiwyg.pages.inc \media_wysiwyg_upgrade_entity_tokens()

Upgrade media tokens in filtered text fields for a given entity.

Only upgraded text fields will be updated in storage, omitting the costly entity_save(). I.e. no new entity revisions.

Parameters

string $entity_type: The entity type.

int $id: The entity ID to scan for media tokens in.

Return value

array The number of found and upgraded tokens in entity, keyed by 'found' and 'upgraded'.

1 call to media_wysiwyg_upgrade_entity_tokens()

media_wysiwyg_upgrade_content_tokens_batch in modules/media_wysiwyg/includes/media_wysiwyg.upgrade.inc

Batch API callback.

File

modules/media_wysiwyg/includes/media_wysiwyg.upgrade.inc, line 123

Code related to media token upgrades.

Code

function media_wysiwyg_upgrade_entity_tokens($entity_type, $id) {
  $report = array(
    'found' => 0,
    'upgraded' => 0,
  );

  // Assert that the entity type has a valid controller class to avoid getting
  // php parse errors during token upgrades. See issue #2950150.
  $type_info = entity_get_info($entity_type);
  if (empty($type_info['controller class'])) {
    return $report;
  }
  if (!($entity = entity_load($entity_type, array(
    $id,
  )))) {
    return $report;
  }
  $entity = reset($entity);
  list(, , $bundle) = entity_extract_ids($entity_type, $entity);

  // Map between storage engines and the fields for it that will be updated.
  $storages = array();
  foreach (media_wysiwyg_filter_fields_with_text_filtering($entity_type, $entity) as $field_name) {
    $langcode = field_language($entity_type, $entity, $field_name);
    if (!isset($entity->{$field_name}[$langcode])) {
      continue;
    }
    $field = field_info_instance($entity_type, $field_name, $bundle);
    $field = field_info_field_by_id($field['field_id']);
    $field_id = $field['id'];
    foreach ($entity->{$field_name}[$langcode] as &$field_item) {
      if (empty($field_item['value'])) {
        continue;
      }
      preg_match_all(MEDIA_WYSIWYG_TOKEN_REGEX, $field_item['value'], $matches);
      foreach ($matches[0] as $tag_orig) {
        $tag_orig = str_replace(array(
          '[[',
          ']]',
        ), '', $tag_orig);
        $tag_info = drupal_json_decode($tag_orig);
        if (!isset($tag_info['type']) || $tag_info['type'] != 'media') {
          continue;
        }
        $report['found']++;

        // Perform the actual upgrade.
        media_wysiwyg_upgrade_token($tag_info);
        $tag_new = drupal_json_encode($tag_info);
        if (strcmp($tag_orig, $tag_new) == 0) {

          // No changes. Don't bother saving this.
          continue;
        }
        $report['upgraded']++;
        $tag_orig = '[[' . $tag_orig . ']]';
        $tag_new = '[[' . $tag_new . ']]';

        // The field_item is available by reference, so it will updated in the
        // entity directly. If several identical tokens exists within this text
        // value they will all be replaced here, and the next match iteration
        // will not perform any replacement as it the search string will not be
        // found. No big deal and no need to add a special case for this.
        $field_item['value'] = str_replace($tag_orig, $tag_new, $field_item['value']);
        $storages[$field['storage']['type']][$field_id] = $field_id;
      }
    }
  }

  // Write updated tokens to storage.
  foreach ($storages as $storage => $fields) {
    $storage_info = field_info_storage_types($storage);
    module_invoke($storage_info['module'], 'field_storage_write', $entity_type, $entity, FIELD_STORAGE_UPDATE, $fields);
  }
  return $report;
}