Issue #3267748: Make depcalc cache persistent.

services:

  depcalc.commands:

    class: Drupal\depcalc\Commands\DepcalcCommands

    arguments: ['@depcalc.logger_channel', '@cache.depcalc']

    tags:

      - { name: drush.command }

name: Dependency Calculation UI

type: module

description: Provides UI for Dependency Calculation.

core_version_requirement: ^8.7.7 || ^9

dependencies:

  - drupal:depcalc

<?php

use Drupal\Core\Form\FormStateInterface;

/**

 * Implements hook_form_FORM_ID_alter().

 */

function depcalc_ui_form_system_performance_settings_alter(&$form, FormStateInterface $form_state, $form_id) {

  $form['clear_cache']['clear_depcalc_cache'] = [

    '#type' => 'submit',

    '#value' => t('Clear depcalc cache'),

    '#name' => 'clear_depcalc_cache',

    '#submit' => ['submitDepcalcCacheClear'],

    '#suffix' => t('Hint: Clear all caches won\'t clear depcalc cache.')

  ];

}

/**

 * Clears the depcalc cache.

 */

function submitDepcalcCacheClear(array &$form, FormStateInterface $form_state) {

  /** @var \Drupal\depcalc\Cache\DepcalcCacheBackend $depcalc_cache */

  $depcalc_cache = \Drupal::service('cache.depcalc');

  $depcalc_cache->deleteAllPermanent();

  \Drupal::messenger()->addStatus(t('Cleared all depcalc cache.'));

}

   * {@inheritdoc}

   */

  public function deleteAll() {

    // This cache doesn't need to be deleted when doing cache rebuild.

    // We do nothing here.

  }

  /**

   * Deletes all cache items in a bin when explicitly called.

   */

  public function deleteAllPermanent(): void {

    $this->backend->deleteAll();

  }

<?php

namespace Drupal\depcalc\Commands;

use Drupal\Core\Logger\LoggerChannelInterface;

use Drupal\depcalc\Cache\DepcalcCacheBackend;

use Drush\Commands\DrushCommands;

/**

 * Drush commands for Depcalc.

 *

 * @package Drupal\depcalc\Commands

 */

class DepcalcCommands extends DrushCommands {

  /**

   * Logger Service.

   *

   * @var \Drupal\Core\Logger\LoggerChannelInterface

   */

  protected $logger;

  /**

   * The Depcalc Cache backend.

   *

   * @var \Drupal\depcalc\Cache\DepcalcCacheBackend

   */

  protected $cache;

  /**

   * Public Constructor.

   *

   * @param \Drupal\Core\Logger\LoggerChannelInterface $logger

   *   The Depcalc logger channel.

   * @param \Drupal\depcalc\Cache\DepcalcCacheBackend $depcalc_cache

   *   The Depcalc Cache Backend.

   */

  public function __construct(LoggerChannelInterface $logger, DepcalcCacheBackend $depcalc_cache) {

    $this->logger = $logger;

    $this->cache = $depcalc_cache;

  }

  /**

   * Depcalc clear cache command.

   *

   * @usage depcalc:clear-cache

   *   This will clear depcalc cache.

   *

   * @command depcalc:clear-cache

   * @aliases dep-cc

   */

  public function clearDepcalcCache(): void {

    $this->cache->deleteAllPermanent();

    $this->logger()->success(dt('Cleared depcalc cache.'));

  }

}