DKAN-4291 Add MySQL Import settings page.

modules/datastore/modules/datastore_mysql_import/datastore_mysql_import.info.yml

@@ -3,6 +3,7 @@ description: Provides a MySQL Importer class.
 type: module
 core_version_requirement: ^10
 package: DKAN
+configure: datastore.mysql_import.settings
 dependencies:
   - dkan:common
   - dkan:datastore

modules/datastore/modules/datastore_mysql_import/datastore_mysql_import.links.menu.yml

@@ -0,0 +1,6 @@
+datastore_mysql_import.settings_form:
+  title: MySQl Import settings
+  description: Setting for the MySQL Importer.
+  parent: system.admin_dkan
+  route_name: datastore.mysql_import.settings
+  weight: 15

modules/datastore/modules/datastore_mysql_import/datastore_mysql_import.routing.yml

@@ -0,0 +1,7 @@
+datastore.mysql_import.settings:
+  path: '/admin/dkan/datastore/mysql_import'
+  defaults:
+    _title: 'MySQL Import Settings'
+    _form: 'Drupal\datastore_mysql_import\Form\DatastoreMysqlImportSettingsForm'
+  requirements:
+    _permission: 'administer site configuration'

modules/datastore/modules/datastore_mysql_import/src/Form/DatastoreMysqlImportSettingsForm.php

@@ -0,0 +1,76 @@
+<?php
+
+namespace Drupal\datastore_mysql_import\Form;
+
+use Drupal\Core\Config\ConfigFactoryInterface;
+use Drupal\Core\Form\ConfigFormBase;
+use Drupal\Core\Form\FormStateInterface;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+
+/**
+ * Datastore MySQL Import settings form.
+ *
+ * @package Drupal\datastore\Form
+ * @codeCoverageIgnore
+ */
+class DatastoreMysqlImportSettingsForm extends ConfigFormBase {
+
+
+  /**
+   * Constructs form.
+   *
+   * @param \Drupal\Core\Config\ConfigFactoryInterface $configFactory
+   *   The factory for configuration objects.
+   */
+  public function __construct(ConfigFactoryInterface $config_factory) {
+    parent::__construct($config_factory);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container) {
+    return new static(
+      $container->get('config.factory'),
+    );
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getFormId() {
+    return 'datastore_mysql_import_settings_form';
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function getEditableConfigNames() {
+    return ['datastore.mysql_import.settings'];
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function buildForm(array $form, FormStateInterface $form_state) {
+    $config = $this->config('datastore.mysql_import.settings');
+    $form['remove_empty_rows'] = [
+      '#type' => 'checkbox',
+      '#title' => $this->t('Enable removal of empty rows in dataset.'),
+      '#description' => $this->t('Unlike the chunk harvester, which ignores empty rows in a CSV, the MySQL importer will import empty rows.'),
+      '#default_value' => $config->get('remove_empty_rows'),
+    ];
+    return parent::buildForm($form, $form_state);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function submitForm(array &$form, FormStateInterface $form_state) {
+    $this->config('datastore.mysql_import.settings')
+      ->set('remove_empty_rows', $form_state->getValue('remove_empty_rows'))
+      ->save();
+    parent::submitForm($form, $form_state);
+  }
+
+}