protected static ConfigImporterFieldPurger::initializeSandbox(array &$context, ConfigImporter $config_importer)
Initializes the batch context sandbox for processing field deletions.
This calculates the number of steps necessary to purge all the field data and saves data for later use.
Parameters
array $context: The batch context.
\Drupal\Core\Config\ConfigImporter $config_importer: The config importer.
File
- core/modules/field/src/ConfigImporterFieldPurger.php, line 65
Class
- ConfigImporterFieldPurger
- Processes field purges before a configuration synchronization.
Namespace
Drupal\field
Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 | protected static function initializeSandbox(array &$context, ConfigImporter $config_importer) { $context['sandbox']['field']['purge_batch_size'] = \Drupal::config('field.settings')->get('purge_batch_size'); // Save the future list of installed extensions to limit the amount of times // the configuration is read from disk. $context['sandbox']['field']['extensions'] = $config_importer->getStorageComparer()->getSourceStorage()->read('core.extension'); $context['sandbox']['field']['steps_to_delete'] = 0; $fields = static::getFieldStoragesToPurge($context['sandbox']['field']['extensions'], $config_importer->getUnprocessedConfiguration('delete')); foreach ($fields as $field) { $row_count = \Drupal::entityManager()->getStorage($field->getTargetEntityTypeId()) ->countFieldData($field); if ($row_count > 0) { // The number of steps to delete each field is determined by the // purge_batch_size setting. For example if the field has 9 rows and the // batch size is 10 then this will add 1 step to $number_of_steps. $how_many_steps = ceil($row_count / $context['sandbox']['field']['purge_batch_size']); $context['sandbox']['field']['steps_to_delete'] += $how_many_steps; } } // Each field possibly needs one last field_purge_batch() call to remove the // last field and the field storage itself. $context['sandbox']['field']['steps_to_delete'] += count($fields); $context['sandbox']['field']['current_progress'] = 0;} |
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