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September 7, 2016 08:23
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Example of include new fields in theme settings for Drupal 8
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| function MY_MODULE_form_system_theme_settings_alter(&$form, FormStateInterface $form_state, $form_id = NULL) { | |
| // Work-around for a core bug affecting admin themes. See issue #943212. | |
| if (isset($form_id)) { | |
| return; | |
| } | |
| $user = Drupal::currentUser()->id(); | |
| $access = $user == 1 ? TRUE : FALSE; | |
| $form['page_sidebar'] = array( | |
| '#type' => 'details', | |
| '#title' => t('Configuración del tipo de página'), | |
| '#open' => TRUE, | |
| ); | |
| $form['page_sidebar']['sidebar'] = array( | |
| '#type' => 'radios', | |
| '#title' => t('Portada con sidebar'), | |
| '#default_value' => theme_get_setting('sidebar'), | |
| '#options' => array(0 => t('No'), 1 => t('Sí')), | |
| ); | |
| $form['page_sidebar']['menu_horizontal'] = array( | |
| '#type' => 'radios', | |
| '#title' => t('Menú horizontal'), | |
| '#default_value' => theme_get_setting('menu_horizontal'), | |
| '#options' => array(0 => t('No'), 1 => t('Sí')), | |
| ); | |
| $form['page_header'] = array( | |
| '#type' => 'details', | |
| '#title' => t('Configuración de la cabecera del sitio'), | |
| '#open' => TRUE, | |
| ); | |
| if (!is_null(theme_get_setting('contact'))) { | |
| $contact = \Drupal\node\Entity\Node::load(theme_get_setting('contact')); | |
| $url = Url::fromRoute('entity.node.edit_form', array('node' => $contact->nid->value)); | |
| $link = Link::fromTextAndUrl('Editar mi información de contacto', $url); | |
| $link = $link->toString(); | |
| } else { | |
| $contact = NULL; | |
| $link = ''; | |
| } | |
| $form['page_header']['contact'] = array( | |
| '#type' => 'entity_autocomplete', | |
| '#target_type' => 'node', | |
| '#title' => t('Información de contacto'), | |
| '#bundles' => array('ujaen_contacto_entidad'), | |
| '#default_value' => $contact, | |
| '#description' => $link, | |
| ); | |
| $fid = theme_get_setting('image'); | |
| if (!empty($fid)) { | |
| $fid = intval($fid['0']); | |
| } else { | |
| $fid = 0; | |
| } | |
| $form['page_header']['image'] = array( | |
| '#type' => 'managed_file', | |
| '#title' => t('Imagen para la cabecera'), | |
| '#default_value' => array($fid), | |
| '#description' => t('Sube una imagen para la cabecera del sitio'), | |
| '#upload_location' => 'public://images/', | |
| '#upload_validators' => array( | |
| 'file_validate_extensions' => array('gif png jpg jpeg'), | |
| 'file_validate_size' => array(25600000), | |
| ), | |
| ); | |
| $form['page_header']['image_alt'] = array( | |
| '#type' => 'textfield', | |
| '#title' => t('Texto alternativo'), | |
| '#placeholder' => t('Texto alternativo'), | |
| '#description' => t('Indica un texto descriptivo de la imagen de cabecera del sitio.'), | |
| ); | |
| $form['page_header']['background_color'] = array( | |
| '#type' => 'select', | |
| '#title' => t('Color de fondo'), | |
| '#default_value' => theme_get_setting('background_color'), | |
| '#description' => t('Elige el color de fondo para la cabecera del sitio'), | |
| '#options' => [ | |
| '#205383' => t('Azul'), | |
| '#A68508' => t('Dorado'), | |
| '#822633' => t('Rojo'), | |
| '#5F115C' => t('Morado'), | |
| '#443A32' => t('Gris oscuro'), | |
| '#3C726B' => t('Azul turquesa'), | |
| ], | |
| ); | |
| $fid_logo = theme_get_setting('logo_subsitio'); | |
| if (!empty($fid_logo)) { | |
| $fid_logo = intval($fid_logo['0']); | |
| } else { | |
| $fid_logo = 0; | |
| } | |
| $form['page_header']['logo_subsitio'] = array( | |
| '#type' => 'managed_file', | |
| '#title' => t('Logotipo del sitio.'), | |
| '#default_value' => array($fid_logo), | |
| '#description' => t('Esta imagen solo podrá establecerla/cambiarla un usuario administrador. Sólo se admite el formato png. La imagen deberá contar con un mínimo de 70 píxeles de anchura'), | |
| '#upload_location' => 'public://images/', | |
| '#upload_validators' => array( | |
| 'file_validate_extensions' => array('png'), | |
| 'file_validate_size' => array(25600000), | |
| ), | |
| '#access' => $access, | |
| ); | |
| $form['theme_settings']['#access'] = $access; | |
| $form['logo']['#access'] = $access; | |
| $form['favicon']['#access'] = $access; | |
| $form['page_header']['html_markup'] = array('#markup' => t('<p>Recuerde que también dispone de la posibilidad de establecer un logotipo para la cabecera. Contacte con el Gabinete de Comunicación y Proyección Institucional para conocer los casos uso establecidos del campo logo.</p>')); | |
| // Importante establecer la imagen como permanente -> http://www.linnovate.net/blog/drupal-and-disappearing-images-mystery | |
| $form['#submit'][] = '_my_module_form_system_theme_settings_alter_submit'; | |
| } | |
| function _my_module_form_system_theme_settings_alter_submit($form, FormStateInterface $form_state) { | |
| \Drupal\Core\Cache\Cache::invalidateTags(array('subsite_header')); | |
| if ($image = $form_state->getValue('image')) { | |
| $fid = reset($image); | |
| $file = File::load($fid); | |
| $file->setPermanent(); | |
| $file->save(); | |
| $file_usage = Drupal::service('file.usage'); | |
| $file_usage->add($file, 'ujaen_subsite_theme', 'theme', 1); | |
| } | |
| } |
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