/**
* Implements \Drupal\Core\Form\FormInterface::buildForm().
*
* Form constructor for the main block administration form.
*/
public function buildForm(array $form, FormStateInterface $form_state)
{
$placement = FALSE;
if ($this->request->query->has('block-placement')) {
$placement = $this->request->query->get('block-placement');
$form['#attached']['js'][] = array('type' => 'setting', 'data' => array('blockPlacement' => $placement));
}
$entities = $this->load();
$form['#theme'] = array('block_list');
$form['#attached']['library'][] = 'core/drupal.tableheader';
$form['#attached']['library'][] = 'block/drupal.block';
$form['#attached']['library'][] = 'block/drupal.block.admin';
$form['#attributes']['class'][] = 'clearfix';
// Add a last region for disabled blocks.
$block_regions_with_disabled = $this->regions + array(BlockInterface::BLOCK_REGION_NONE => BlockInterface::BLOCK_REGION_NONE);
$form['block_regions'] = array('#type' => 'value', '#value' => $block_regions_with_disabled);
// Weights range from -delta to +delta, so delta should be at least half
// of the amount of blocks present. This makes sure all blocks in the same
// region get an unique weight.
$weight_delta = round(count($entities) / 2);
// Build the form tree.
$form['edited_theme'] = array('#type' => 'value', '#value' => $this->theme);
$form['blocks'] = array('#type' => 'table', '#header' => array(t('Block'), t('Category'), t('Region'), t('Weight'), t('Operations')), '#attributes' => array('id' => 'blocks'));
// Build blocks first for each region.
foreach ($entities as $entity_id => $entity) {
$definition = $entity->getPlugin()->getPluginDefinition();
$blocks[$entity->get('region')][$entity_id] = array('label' => $entity->label(), 'entity_id' => $entity_id, 'weight' => $entity->get('weight'), 'entity' => $entity, 'category' => $definition['category']);
}
// Loop over each region and build blocks.
foreach ($block_regions_with_disabled as $region => $title) {
$form['blocks']['#tabledrag'][] = array('action' => 'match', 'relationship' => 'sibling', 'group' => 'block-region-select', 'subgroup' => 'block-region-' . $region, 'hidden' => FALSE);
$form['blocks']['#tabledrag'][] = array('action' => 'order', 'relationship' => 'sibling', 'group' => 'block-weight', 'subgroup' => 'block-weight-' . $region);
$form['blocks'][$region] = array('#attributes' => array('class' => array('region-title', 'region-title-' . $region), 'no_striping' => TRUE));
$form['blocks'][$region]['title'] = array('#markup' => $region != BlockInterface::BLOCK_REGION_NONE ? $title : t('Disabled'), '#wrapper_attributes' => array('colspan' => 5));
$form['blocks'][$region . '-message'] = array('#attributes' => array('class' => array('region-message', 'region-' . $region . '-message', empty($blocks[$region]) ? 'region-empty' : 'region-populated')));
$form['blocks'][$region . '-message']['message'] = array('#markup' => '<em>' . t('No blocks in this region') . '</em>', '#wrapper_attributes' => array('colspan' => 5));
if (isset($blocks[$region])) {
foreach ($blocks[$region] as $info) {
$entity_id = $info['entity_id'];
$form['blocks'][$entity_id] = array('#attributes' => array('class' => array('draggable')));
if ($placement && $placement == drupal_html_class($entity_id)) {
$form['blocks'][$entity_id]['#attributes']['id'] = 'block-placed';
}
$form['blocks'][$entity_id]['info'] = array('#markup' => String::checkPlain($info['label']), '#wrapper_attributes' => array('class' => array('block')));
$form['blocks'][$entity_id]['type'] = array('#markup' => $info['category']);
$form['blocks'][$entity_id]['region-theme']['region'] = array('#type' => 'select', '#default_value' => $region, '#empty_value' => BlockInterface::BLOCK_REGION_NONE, '#title' => t('Region for @block block', array('@block' => $info['label'])), '#title_display' => 'invisible', '#options' => $this->regions, '#attributes' => array('class' => array('block-region-select', 'block-region-' . $region)), '#parents' => array('blocks', $entity_id, 'region'));
$form['blocks'][$entity_id]['region-theme']['theme'] = array('#type' => 'hidden', '#value' => $this->theme, '#parents' => array('blocks', $entity_id, 'theme'));
$form['blocks'][$entity_id]['weight'] = array('#type' => 'weight', '#default_value' => $info['weight'], '#delta' => $weight_delta, '#title' => t('Weight for @block block', array('@block' => $info['label'])), '#title_display' => 'invisible', '#attributes' => array('class' => array('block-weight', 'block-weight-' . $region)));
$form['blocks'][$entity_id]['operations'] = $this->buildOperations($info['entity']);
}
}
}
// Do not allow disabling the main system content block when it is present.
if (isset($form['blocks']['system_main']['region'])) {
$form['blocks']['system_main']['region']['#required'] = TRUE;
}
$form['actions'] = array('#tree' => FALSE, '#type' => 'actions');
$form['actions']['submit'] = array('#type' => 'submit', '#value' => t('Save blocks'), '#button_type' => 'primary');
$form['place_blocks']['title'] = array('#type' => 'container', '#children' => '<h3>' . t('Place blocks') . '</h3>', '#attributes' => array('class' => array('entity-meta-header')));
$form['place_blocks']['filter'] = array('#type' => 'search', '#title' => t('Filter'), '#title_display' => 'invisible', '#size' => 30, '#placeholder' => t('Filter by block name'), '#attributes' => array('class' => array('block-filter-text'), 'data-element' => '.entity-meta', 'title' => t('Enter a part of the block name to filter by.')));
$form['place_blocks']['list']['#type'] = 'container';
$form['place_blocks']['list']['#attributes']['class'][] = 'entity-meta';
// Sort the plugins first by category, then by label.
$plugins = $this->blockManager->getSortedDefinitions();
foreach ($plugins as $plugin_id => $plugin_definition) {
$category = String::checkPlain($plugin_definition['category']);
$category_key = 'category-' . $category;
if (!isset($form['place_blocks']['list'][$category_key])) {
$form['place_blocks']['list'][$category_key] = array('#type' => 'details', '#title' => $category, '#open' => TRUE, 'content' => array('#theme' => 'links', '#links' => array(), '#attributes' => array('class' => array('block-list'))));
}
$form['place_blocks']['list'][$category_key]['content']['#links'][$plugin_id] = array('title' => $plugin_definition['admin_label'], 'route_name' => 'block.admin_add', 'route_parameters' => array('plugin_id' => $plugin_id, 'theme' => $this->theme), 'attributes' => array('class' => array('use-ajax', 'block-filter-text-source'), 'data-accepts' => 'application/vnd.drupal-modal', 'data-dialog-options' => Json::encode(array('width' => 700))));
}
return $form;
}
