search log config form

search_log.links.menu.yml

@@ -0,0 +1,7 @@
+search_log.admin_config:
+  title: 'Search Log'
+  parent: system.admin_config_search
+  description: 'Configure search plog.'
+  route_name: search_log.admin_config
+  weight: -10
+

search_log.routing.yml

@@ -0,0 +1,8 @@
+search_log.admin_config:
+  path: '/admin/config/search/search_log'
+  defaults:
+    defaults:
+    _title: 'Search log'
+    _form: 'Drupal\search_log\Form\SearchLogConfigForm'
+  requirements:
+    _permission: 'administer search'

src/Form/SearchLogConfigForm.php

@@ -0,0 +1,144 @@
+<?php
+/**
+ * @file
+ * Contains \Drupal\search_log\Form\SearchLogConfigForm.
+ */
+
+namespace Drupal\search_log\Form;
+
+use Drupal\Core\Form\ConfigFormBase;
+use Drupal\Core\Form\FormStateInterface;
+use Drupal\Core\Config\ConfigFactoryInterface;
+use Drupal\Core\Extension\ModuleHandlerInterface;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+use Drupal\Core\Database\Connection;
+
+class SearchLogConfigForm extends ConfigFormBase {
+
+  /**
+   * The module handler service.
+   *
+   * @var \Drupal\Core\Extension\ModuleHandlerInterface
+   */
+  protected $moduleHandler;
+
+  /**
+   * The database service.
+   *
+   * @var \Drupal\Core\Database\Connection
+   */
+  protected $database;
+
+  /**
+   * Constructs a \Drupal\system\ConfigFormBase object.
+   *
+   * @param \Drupal\Core\Config\ConfigFactoryInterface $config_factory
+   *   The factory for configuration objects.
+   * @param \Drupal\Core\Extension\ModuleHandlerInterface $moduleHandler
+   *   The module handler service.
+   */
+  public function __construct(ConfigFactoryInterface $config_factory, ModuleHandlerInterface $moduleHandler, Connection $database) {
+    parent::__construct($config_factory);
+    $this->moduleHandler = $moduleHandler;
+    $this->database = $database;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container) {
+    return new static(
+      $container->get('config.factory'),
+      $container->get('module_handler'),
+      $container->get('database')
+    );
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function getEditableConfigNames() {
+    return ['search_log_config.settings',];
+  }
+
+  /**
+   * {@inheritdoc}.
+   */
+  public function getFormId() {
+    return 'search_log_config_form';
+  }
+
+  /**
+   * {@inheritdoc}.
+   */
+  public function buildForm(array $form, FormStateInterface $form_state) {
+    $config = $this->config('search_log_config.settings');
+
+    $form['logging'] = array(
+      '#type' => 'fieldset',
+      '#title' => $this->t('Search log settings'),
+    );
+
+    $terms_options = [
+      SEARCH_LOG_TERMS_LOWERCASE => $this->t('lowercase (%1 stored as %2)', array('%1' => 'Apple iPod', '%2' => 'apple ipod')),
+      SEARCH_LOG_TERMS_UPPERCASE_FIRST => $this->t('uppercase first word (%1 stored as %2)', array('%1' => 'Apple iPod', '%2' => 'Apple ipod')),
+      SEARCH_LOG_TERMS_UPPERCASE_WORDS => $this->t('uppercase all words (%1 stored as %2)', array('%1' => 'Apple iPod', '%2' => 'Apple Ipod')),
+    ];
+    $form['logging']['search_log_terms'] = array(
+      '#type' => 'radios',
+      '#title' => $this->t('Search term normalization'),
+      '#description' => $this->t('Search terms are normalized before they are stored in Search log. Changing this value may result in duplicate terms for the current day.'),
+      '#options' => $terms_options,
+      '#default_value' => $config->get('search_log_terms'),
+    );
+    foreach ($this->moduleHandler->getImplementations('search_info') as $module) {
+      $module_options[$module] = $module;
+    }
+    if(!empty($module_options)) {
+      $form['logging']['search_log_modules_enabled'] = array(
+        '#type' => 'checkboxes',
+        '#title' => $this->t('Modules'),
+        '#description' => t('Select modules to record in Search log. If no modules are checked, all modules which implement hook_search_info() will be recorded.'),
+        '#options' => $module_options,
+        '#default_value' => $config->get('search_log_modules_enabled'),
+      );
+    }
+
+    $form['logging']['search_log_preprocess'] = array(
+      '#type' => 'checkbox',
+      '#title' => $this->t('Collect search result with preprocess_search_results()'),
+      '#description' => $this->t('Search does not have a hook to obtain the number of search results. This theme function will work in certain circumstances. If enabled, the function will add one extra DB write for failed search results.'),
+      '#default_value' => $config->get('search_log_preprocess'),
+    );
+
+    $form['status'] = array(
+      '#type' => 'fieldset',
+      '#title' => $this->t('Search log status'),
+    );
+
+    $query = $this->database->select('search_log', 'sl')
+          ->fields('sl', ['qid']);
+    $results = $query->execute()->fetchAll();
+    $num_of_results = count($results);
+
+    $form['status']['search_log_count']['#markup'] = '<p>' . t('There are :count entries in the Search log table.', array(':count' => number_format($num_of_results))) . '</p>';
+
+    $form['status']['search_log_cron'] = array(
+      '#type' => 'textfield',
+      '#title' => $this->t('Days to keep search log'),
+      '#description' => $this->t('Search log table can be automatically truncated by cron. Set to 0 to never truncate Search log table.'),
+      '#size' => 4,
+      '#default_value' => $config->get('search_log_cron'),
+    );
+
+    return parent::buildForm($form, $form_state);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function submitForm(array &$form, FormStateInterface $form_state) {
+
+  }
+
+}