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<?php
namespace Drupal\views_ui\Form\Ajax;
use Drupal\Component\Utility\SafeMarkup;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Url;
use Drupal\views\ViewEntityInterface;
use Drupal\views\ViewExecutable;
/**
* Provides a rearrange form for Views handlers.
*/
class Rearrange extends ViewsFormBase {
/**
* Constructs a new Rearrange object.
*/
public function __construct($type = NULL) {
$this->setType($type);
}
/**
* {@inheritdoc}
*/
public function getFormKey() {
return 'rearrange';
}
/**
* {@inheritdoc}
*/
public function getForm(ViewEntityInterface $view, $display_id, $js, $type = NULL) {
$this->setType($type);
return parent::getForm($view, $display_id, $js);
}
/**
* {@inheritdoc}
*/
public function getFormId() {
return 'views_ui_rearrange_form';
}
/**
* {@inheritdoc}
*/
public function buildForm(array $form, FormStateInterface $form_state) {
$view = $form_state->get('view');
$display_id = $form_state->get('display_id');
$type = $form_state->get('type');
$types = ViewExecutable::getHandlerTypes();
$executable = $view->getExecutable();
if (!$executable->setDisplay($display_id)) {
$form['markup'] = ['#markup' => $this->t('Invalid display id @display', ['@display' => $display_id])];
return $form;
}
$display = &$executable->displayHandlers->get($display_id);
$form['#title'] = $this->t('Rearrange @type', ['@type' => $types[$type]['ltitle']]);
$form['#section'] = $display_id . 'rearrange-item';
if ($display->defaultableSections($types[$type]['plural'])) {
$section = $types[$type]['plural'];
$form_state->set('section', $section);
views_ui_standard_display_dropdown($form, $form_state, $section);
}
$count = 0;
// Get relationship labels
$relationships = [];
foreach ($display->getHandlers('relationship') as $id => $handler) {
$relationships[$id] = $handler->adminLabel();
}
$form['fields'] = [
'#type' => 'table',
'#header' => ['', $this->t('Weight'), $this->t('Remove')],
'#empty' => $this->t('No fields available.'),
'#tabledrag' => [
[
'action' => 'order',
'relationship' => 'sibling',
'group' => 'weight',
]
],
'#tree' => TRUE,
'#prefix' => '<div class="scroll" data-drupal-views-scroll>',
'#suffix' => '</div>',
];
foreach ($display->getOption($types[$type]['plural']) as $id => $field) {
$form['fields'][$id] = [];
$form['fields'][$id]['#attributes'] = ['class' => ['draggable'], 'id' => 'views-row-' . $id];
$handler = $display->getHandler($type, $id);
if ($handler) {
$name = $handler->adminLabel() . ' ' . $handler->adminSummary();
if (!empty($field['relationship']) && !empty($relationships[$field['relationship']])) {
$name = '(' . $relationships[$field['relationship']] . ') ' . $name;
}
$markup = $name;
}
else {
$name = $id;
$markup = $this->t('Broken field @id', ['@id' => $id]);
}
$form['fields'][$id]['name'] = ['#markup' => $markup];
$form['fields'][$id]['weight'] = [
'#type' => 'textfield',
'#default_value' => ++$count,
'#attributes' => ['class' => ['weight']],
'#title' => t('Weight for @title', ['@title' => $name]),
'#title_display' => 'invisible',
];
$form['fields'][$id]['removed'] = [
'#type' => 'checkbox',
'#title' => t('Remove @title', ['@title' => $name]),
'#title_display' => 'invisible',
'#id' => 'views-removed-' . $id,
'#attributes' => ['class' => ['views-remove-checkbox']],
'#default_value' => 0,
'#suffix' => \Drupal::l(SafeMarkup::format('<span>@text</span>', ['@text' => $this->t('Remove')]),
Url::fromRoute('<none>', [], ['attributes' => [
'id' => 'views-remove-link-' . $id,
'class' => ['views-hidden', 'views-button-remove', 'views-remove-link'],
'alt' => $this->t('Remove this item'),
'title' => $this->t('Remove this item')],
])
),
];
}
$view->getStandardButtons($form, $form_state, 'views_ui_rearrange_form');
return $form;
}
/**
* {@inheritdoc}
*/
public function submitForm(array &$form, FormStateInterface $form_state) {
$view = $form_state->get('view');
$display_id = $form_state->get('display_id');
$type = $form_state->get('type');
$types = ViewExecutable::getHandlerTypes();
$display = &$view->getExecutable()->displayHandlers->get($display_id);
$old_fields = $display->getOption($types[$type]['plural']);
$new_fields = $order = [];
// Make an array with the weights
foreach ($form_state->getValue('fields') as $field => $info) {
// add each value that is a field with a weight to our list, but only if
// it has had its 'removed' checkbox checked.
if (is_array($info) && isset($info['weight']) && empty($info['removed'])) {
$order[$field] = $info['weight'];
}
}
// Sort the array
asort($order);
// Create a new list of fields in the new order.
foreach (array_keys($order) as $field) {
$new_fields[$field] = $old_fields[$field];
}
$display->setOption($types[$type]['plural'], $new_fields);
// Store in cache
$view->cacheSet();
}
}