make getSetting() return a provided default value if setting does not exist

src/Batch.php

@@ -172,15 +172,15 @@ class Batch {
             $url_object = $entity->toUrl();
         }
 
-        // Do not index if this is an external path.
+        // Do not include external paths.
         if (!$url_object->isRouted())
           continue;
 
-        // Do not include path if anonymous users do not have access to it.
+        // Do not include paths inaccessible to anonymous users.
         if (!$url_object->access($anon_user))
           continue;
 
-        // Do not include path if it already exists.
+        // Do not include paths that have been already indexed.
         $path = $url_object->getInternalPath();
         if ($batch_info['remove_duplicates'] && self::pathProcessed($path, $context))
           continue;

src/Form/SimplesitemapSettingsForm.php

@@ -63,7 +63,7 @@ class SimplesitemapSettingsForm extends ConfigFormBase {
       '#type' => 'checkbox',
       '#title' => $this->t('Regenerate the sitemap on every cron run'),
       '#description' => $this->t('Uncheck this if you intend to only regenerate the sitemap manually or via drush.'),
-      '#default_value' => $generator->getSetting('cron_generate'),
+      '#default_value' => $generator->getSetting('cron_generate', TRUE),
     ];
 
     $form['simple_sitemap_settings']['advanced'] = [
@@ -91,7 +91,7 @@ class SimplesitemapSettingsForm extends ConfigFormBase {
       '#type' => 'textfield',
       '#maxlength' => 5,
       '#size' => 5,
-      '#default_value' => $generator->getSetting('max_links'),
+      '#default_value' => $generator->getSetting('max_links', 2000),
     ];
 
     $form['simple_sitemap_settings']['advanced']['batch_process_limit'] = [
@@ -100,7 +100,7 @@ class SimplesitemapSettingsForm extends ConfigFormBase {
       '#type' => 'textfield',
       '#maxlength' => 5,
       '#size' => 5,
-      '#default_value' => $generator->getSetting('batch_process_limit'),
+      '#default_value' => $generator->getSetting('batch_process_limit', 1500),
       '#required' => TRUE, //TODO: test
     ];
 

src/Simplesitemap.php

@@ -391,12 +391,15 @@ class Simplesitemap {
    * @param string $name
    *  Name of the setting, like 'max_links'.
    *
+   * @param mixed $default
+   *  Value to be returned if the setting does not exist in the conifuration.
+   *
    * @return mixed
-   *  The current setting from db or FALSE if setting does not exist.
+   *  The current setting from db or a default value.
    */
-  public function getSetting($name) {
+  public function getSetting($name, $default = FALSE) {
     $settings = $this->getConfig('settings');
-    return isset($settings[$name]) ? $settings[$name] : FALSE;
+    return isset($settings[$name]) ? $settings[$name] : $default;
   }
 
   /**

src/SitemapGenerator.php

@@ -41,8 +41,9 @@ class SitemapGenerator {
       'from' => $this->generateFrom,
       'batch_process_limit' => !empty($this->generator->getSetting('batch_process_limit'))
         ? $this->generator->getSetting('batch_process_limit') : NULL,
-      'max_links' => $this->generator->getSetting('max_links'),
-      'remove_duplicates' => $this->generator->getSetting('remove_duplicates'),
+      'max_links' => $this->generator->getSetting('max_links', 2000),
+      'skip_untranslated' => $this->generator->getSetting('skip_untranslated', FALSE),
+      'remove_duplicates' => $this->generator->getSetting('remove_duplicates', TRUE),
       'entity_types' => $this->generator->getConfig('entity_types'),
     ]);
     // Add custom link generating operation.