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<?php
namespace Drupal\system\Form;
use Drupal\Core\Form\ConfigFormBase;
use Drupal\Core\Form\FormStateInterface;
/**
* Configure RSS settings for this site.
*/
class RssFeedsForm extends ConfigFormBase {
/**
* {@inheritdoc}
*/
public function getFormId() {
return 'system_rss_feeds_settings';
}
/**
* {@inheritdoc}
*/
protected function getEditableConfigNames() {
return ['system.rss'];
}
/**
* {@inheritdoc}
*/
public function buildForm(array $form, FormStateInterface $form_state) {
$rss_config = $this->config('system.rss');
$form['feed_description'] = [
'#type' => 'textarea',
'#title' => t('Feed description'),
'#default_value' => $rss_config->get('channel.description'),
'#description' => t('Description of your site, included in each feed.')
];
$options = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 15, 20, 25, 30];
$form['feed_default_items'] = [
'#type' => 'select',
'#title' => t('Number of items in each feed'),
'#default_value' => $rss_config->get('items.limit'),
'#options' => array_combine($options, $options),
'#description' => t('Default number of items to include in each feed.')
];
$form['feed_view_mode'] = [
'#type' => 'select',
'#title' => t('Feed content'),
'#default_value' => $rss_config->get('items.view_mode'),
'#options' => [
'title' => t('Titles only'),
'teaser' => t('Titles plus teaser'),
'fulltext' => t('Full text'),
],
'#description' => t('Global setting for the default display of content items in each feed.')
];
return parent::buildForm($form, $form_state);
}
/**
* {@inheritdoc}
*/
public function submitForm(array &$form, FormStateInterface $form_state) {
$this->config('system.rss')
->set('channel.description', $form_state->getValue('feed_description'))
->set('items.limit', $form_state->getValue('feed_default_items'))
->set('items.view_mode', $form_state->getValue('feed_view_mode'))
->save();
parent::submitForm($form, $form_state);
}
}