public ConfigManager::diff(StorageInterface $source_storage, StorageInterface $target_storage, $source_name, $target_name = NULL, $collection = StorageInterface::DEFAULT_COLLECTION)
Creates a Diff object using the config data from the two storages.
@todo Make renderer injectable
Parameters
\Drupal\Core\Config\StorageInterface $source_storage: The storage to diff configuration from.
\Drupal\Core\Config\StorageInterface $target_storage: The storage to diff configuration to.
string $source_name: The name of the configuration object in the source storage to diff.
string $target_name: (optional) The name of the configuration object in the target storage. If omitted, the source name is used.
string $collection: (optional) The configuration collection name. Defaults to the default collection.
Return value
\Drupal\Component\Diff\Diff A Diff object using the config data from the two storages.
Overrides ConfigManagerInterface::diff
See also
\Drupal\Core\Diff\DiffFormatter
File
- core/lib/Drupal/Core/Config/ConfigManager.php, line 136
Class
- ConfigManager
- The ConfigManager provides helper functions for the configuration system.
Namespace
Drupal\Core\Config
Code
public function diff(StorageInterface $source_storage, StorageInterface $target_storage, $source_name, $target_name = NULL, $collection = StorageInterface::DEFAULT_COLLECTION) { if ($collection != StorageInterface::DEFAULT_COLLECTION) { $source_storage = $source_storage->createCollection($collection); $target_storage = $target_storage->createCollection($collection); } if (!isset($target_name)) { $target_name = $source_name; } // The output should show configuration object differences formatted as YAML. // But the configuration is not necessarily stored in files. Therefore, they // need to be read and parsed, and lastly, dumped into YAML strings. $source_data = explode("\n", Yaml::encode($source_storage->read($source_name))); $target_data = explode("\n", Yaml::encode($target_storage->read($target_name))); // Check for new or removed files. if ($source_data === array('false')) { // Added file. // Cast the result of t() to a string, as the diff engine doesn't know // about objects. $source_data = array((string) $this->t('File added')); } if ($target_data === array('false')) { // Deleted file. // Cast the result of t() to a string, as the diff engine doesn't know // about objects. $target_data = array((string) $this->t('File removed')); } return new Diff($source_data, $target_data); }
Please login to continue.