function update_clear_update_disk_cache in Drupal 8

Same name and namespace in other branches

1. 7 modules/update/update.module \update_clear_update_disk_cache()
2. 9 core/modules/update/update.module \update_clear_update_disk_cache()

Clears the temporary files and directories based on file age from disk.

2 calls to update_clear_update_disk_cache()

UpdateCoreTest::testClearDiskCache in core/modules/update/tests/src/Functional/UpdateCoreTest.php

Checks that clearing the disk cache works.

update_cron in core/modules/update/update.module

Implements hook_cron().

File

core/modules/update/update.module, line 802

Handles updates of Drupal core and contributed projects.

Code

function update_clear_update_disk_cache() {

  // List of update module cache directories. Do not create the directories if
  // they do not exist.
  $directories = [
    _update_manager_cache_directory(FALSE),
    _update_manager_extract_directory(FALSE),
  ];

  // Search for files and directories in base folder only without recursion.
  foreach ($directories as $directory) {
    if (is_dir($directory)) {
      \Drupal::service('file_system')
        ->scanDirectory($directory, '/.*/', [
        'callback' => 'update_delete_file_if_stale',
        'recurse' => FALSE,
      ]);
    }
  }
}