facets-8.x-1.x-dev/modules/facets_exposed_filters/facets_exposed_filters.install

<?php

/**
 * @file
 * Update hooks for the facets_exposed_filters module.
 */

/**
 * Migrate exposed filter facets to real views filters (#3446781).
 */
function facets_exposed_filters_update_8001() {

  $config_factory = \Drupal::configFactory();

  // Find all facets that have the hierarchy enabled, but do not use the
  // hierarchy processor.
  foreach ($config_factory->listAll('views.view.') as $view_config_name) {
    $view = $config_factory->getEditable($view_config_name);
    $base_field = $view->get('base_field');
    // Views not using search_api_id as base field are not using search_api.
    if ($base_field !== 'search_api_id') {
      continue;
    }
    $displays = $view->get('display');
    foreach ($displays as $display_id => $display) {

      if (isset($display['display_options']['filters'])) {

        foreach ($display['display_options']['filters'] as $filter_id => $filter) {
          if ($filter['plugin_id'] !== 'facets_filter') {
            continue;
          }
          if (is_array($filter['facet'])) {
            // Already migrated.
            continue;
          }

          $facet_config = $config_factory->get('facets.facet.' . $filter['facet']);
          unset($filter['facet']);

          $filter['field'] = 'facets_' . $facet_config->get('field_identifier');

          $processor_configs = [];

          foreach ($facet_config->get('processor_configs') as $processor_id => $processor_config) {
            if ($processor_id === 'url_processor_handler') {
              continue;
            }
            $processor_configs[$processor_id] = $processor_config;
            unset($processor_configs[$processor_id]['processor_id']);
          }

          $filter['facet'] = [
            'query_operator' => $facet_config->get('query_operator'),
            'min_count' => $facet_config->get('min_count'),
            'show_numbers' => $facet_config->get('min_count') ?: 1,
            'processor_configs' => $processor_configs,
          ];

          if ($facet_config->get('use_hierarchy')) {
            $filter['hierarchy'] = TRUE;
            $filter['facet']['hierarchy'] = $facet_config->get('hierarchy')['type'];
            $filter['facet']['expand_hierarchy'] = (bool) $facet_config->get('expand_hierarchy');
          }
          else {
            $filter['hierarchy'] = FALSE;
            unset($filter['facet']['processor_configs']['hierarchy_processor']);
          }

          $displays[$display_id]['display_options']['filters'][$filter_id] = $filter;
        }
      }

    }
    $view->set('display', $displays);
    $view->save();
  }

  // Remove facet source for all facets using views_exposed_filter widget and
  // switch them to checkboxes instead, as backup for failures.
  foreach ($config_factory->listAll('facets.facet.') as $facet_id) {
    $facet = $config_factory->getEditable($facet_id);
    if ($facet->get('widget')['type'] == 'views_exposed_filter') {
      $facet->set('facet_source_id', NULL);
      $facet->set('widget', [
        'type' => 'checkbox',
        'config' => [
          'show_numbers' => TRUE,
          'soft_limit' => 0,
          'show_reset_link' => FALSE,
          'reset_text' => 'Show all',
          'hide_reset_when_no_selection' => FALSE,
          'soft_limit_settings' => [
            'show_less_label' => 'Show less',
            'show_more_label' => 'Show more',
          ],
        ],
      ]);
      $facet->save();
    }
  }

  // Reset all facet sources URL processor from views_exposed_filters to
  // query_string.
  foreach ($config_factory->listAll('facets.facet_source.') as $facet_source_id) {
    $facet_source = $config_factory->getEditable($facet_source_id);
    if ($facet_source->get('url_processor') == 'views_exposed_filters') {
      $facet_source->set('url_processor', 'query_string');
      $facet_source->save();
    }
  }

}

/**
 * Issue: 3544226: Fix schema validation for Facets exposed filters.
 */
function facets_exposed_filters_update_8002() {

  $config_factory = \Drupal::configFactory();
  foreach ($config_factory->listAll('views.view.') as $view_config_name) {
    $view = $config_factory->getEditable($view_config_name);
    $base_field = $view->get('base_field');
    // Views not using search_api_id as base field are not using search_api.
    if ($base_field !== 'search_api_id') {
      continue;
    }
    $displays = $view->get('display');
    $changed = FALSE;
    foreach ($displays as $display_id => $display) {

      if (isset($display['display_options']['filters'])) {

        foreach ($display['display_options']['filters'] as $filter_id => $filter) {
          if ($filter['plugin_id'] !== 'facets_filter') {
            continue;
          }

          // Add processor_id to processor_configs on all facet filters.
          foreach ($filter['facet']['processor_configs'] as $processor_config_id => $processor_configs) {
            $filter['facet']['processor_configs'][$processor_config_id]['processor_id'] = $processor_config_id;
            $changed = TRUE;
          }
          $displays[$display_id]['display_options']['filters'][$filter_id] = $filter;
        }
      }
    }

    if ($changed) {
      $view->set('display', $displays);
      $view->save();
    }
  }
}