public function EventAccessForm::buildForm in RNG - Events and Registrations 8

Same name and namespace in other branches

1. 8.2 src/Form/EventAccessForm.php \Drupal\rng\Form\EventAccessForm::buildForm()
2. 3.x src/Form/EventAccessForm.php \Drupal\rng\Form\EventAccessForm::buildForm()

Form constructor.

Parameters

array $form: An associative array containing the structure of the form.

\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.

Return value

array The form structure.

Overrides FormInterface::buildForm

File

src/Form/EventAccessForm.php, line 97

Class

EventAccessForm

Form to edit event access.

Namespace

Drupal\rng\Form

Code

public function buildForm(array $form, FormStateInterface $form_state, $rng_event = NULL) {
  $event = clone $rng_event;
  $this->event = $event;
  $destination = $this->redirectDestination
    ->getAsArray();
  $event_meta = $this->eventManager
    ->getMeta($event);
  $trigger = 'rng_event.register';

  // Allow editing operations on non default rules.
  $access_edit_operations = !$event_meta
    ->isDefaultRules($trigger);
  $form['description'] = [
    '#prefix' => '<p>',
    '#markup' => $this
      ->t('The following rules determine who is eligible to register or perform an operation on a registration.<br />Access is granted if all conditions for a rule evaluate as true.'),
    '#suffix' => '</p>',
  ];
  $form['table'] = [
    '#type' => 'table',
    '#header' => [],
    '#rows' => [],
    '#empty' => $this
      ->t('No access rules.'),
  ];

  // Header.
  $form['table']['header_one'][] = [
    '#wrapper_attributes' => [
      'header' => TRUE,
      'rowspan' => 2,
    ],
    '#plain_text' => $this
      ->t('Rule'),
  ];
  $form['table']['header_one'][] = [
    '#wrapper_attributes' => [
      'header' => TRUE,
      'rowspan' => 2,
      'colspan' => $access_edit_operations ? 2 : 1,
    ],
    '#plain_text' => $this
      ->t('Component'),
  ];
  $form['table']['header_one'][] = [
    '#wrapper_attributes' => [
      'header' => TRUE,
      'rowspan' => 2,
    ],
    '#plain_text' => $this
      ->t('Scope'),
  ];
  $form['table']['header_one'][] = [
    '#wrapper_attributes' => [
      'header' => TRUE,
      'rowspan' => 1,
      'colspan' => 4,
    ],
    '#plain_text' => $this
      ->t('Operations'),
  ];
  $operations = [
    'create' => $this
      ->t('Create'),
    'view' => $this
      ->t('View'),
    'update' => $this
      ->t('Update'),
    'delete' => $this
      ->t('Delete'),
  ];
  foreach ($operations as $operation) {
    $form['table']['operations'][] = [
      '#wrapper_attributes' => [
        'header' => TRUE,
        'class' => [
          'checkbox',
        ],
      ],
      '#plain_text' => $operation,
    ];
  }
  $i = 0;
  $rules = $event_meta
    ->getRules($trigger, TRUE);
  foreach ($rules as $rule) {
    $i++;
    $scope_all = FALSE;
    $supports_create = 0;
    $condition_context = [];

    // Conditions.
    $k = 0;
    $row = [];

    // no_striping does not work when using table as form element right now.
    $row['#attributes']['no_striping'] = TRUE;
    $row['rule'] = [
      '#wrapper_attributes' => [
        'header' => FALSE,
        'rowspan' => count($rule
          ->getConditions()) + 1,
      ],
      '#plain_text' => $this
        ->t('@row.', [
        '@row' => $i,
      ]),
    ];
    foreach ($rule
      ->getConditions() as $condition_storage) {
      $k++;
      $row[] = [
        '#wrapper_attributes' => [
          'header' => TRUE,
        ],
        '#plain_text' => $this
          ->t('Condition #@condition', [
          '@condition' => $k,
        ]),
      ];
      if ($access_edit_operations) {
        $row['condition_operations']['#wrapper_attributes']['header'] = TRUE;
        $row['condition_operations']['data'] = [
          '#type' => 'operations',
        ];
        if ($condition_storage
          ->access('edit')) {
          $row['condition_operations']['data']['#links']['edit'] = [
            'title' => t('Edit'),
            'url' => $condition_storage
              ->toUrl('edit-form'),
            'query' => $destination,
          ];
        }
      }
      $condition = $condition_storage
        ->createInstance();
      $condition_context += array_keys($condition
        ->getContextDefinitions());
      $scope_all = !in_array('registration', $condition_context) || in_array('event', $condition_context);
      if (isset($row['rule']['#wrapper_attributes']['rowspan']) && $scope_all) {
        $row['rule']['#wrapper_attributes']['rowspan']++;
      }
      if ($condition instanceof RNGConditionInterface) {
        $supports_create++;
      }
      $row[] = [
        '#wrapper_attributes' => [
          'colspan' => 5,
        ],
        '#markup' => $condition
          ->summary(),
      ];
      $form['table'][] = $row;
      $row = [];
    }

    // Actions.
    foreach ($rule
      ->getActions() as $action_storage) {

      /** @var \Drupal\rng\RuleComponentInterface $action_storage */
      $row = [];
      $row[] = [
        '#wrapper_attributes' => [
          'header' => TRUE,
          'rowspan' => $scope_all ? 2 : 1,
          'colspan' => $access_edit_operations ? 2 : 1,
        ],
        '#plain_text' => $this
          ->t('Grants operations'),
      ];

      // Scope: warn user actions apply to all registrations.
      $row[] = [
        '#plain_text' => $scope_all ? $this
          ->t('All registrations.') : $this
          ->t('Single registration'),
      ];

      // Operations granted.
      $config = $action_storage
        ->getConfiguration();
      foreach ($operations as $op => $operation) {
        $cell = [
          '#wrapper_attributes' => [
            'class' => [
              'checkbox',
            ],
          ],
        ];
        if ($op == 'create' && $supports_create != count($rule
          ->getConditions())) {
          $cell['#markup'] = $this
            ->t('<em>N/A</em>');
        }
        else {
          $cell['component_id'] = [
            '#type' => 'value',
            '#value' => $action_storage
              ->id(),
          ];
          $cell['operation'] = [
            '#type' => 'value',
            '#value' => $op,
          ];
          $cell['enabled'] = [
            '#type' => 'checkbox',
            '#title' => $this
              ->t('Allow registrant to @operation registrations if all conditions pass on this rule.', [
              '@operation' => $op,
            ]),
            '#title_display' => 'invisible',
            '#default_value' => !empty($config['operations'][$op]),
            '#disabled' => !$access_edit_operations,
          ];
        }
        $row['operation_' . $op] = $cell;
      }
      $form['table'][] = $row;
      if ($scope_all) {
        $form['table'][][] = [
          '#wrapper_attributes' => [
            'colspan' => 5,
          ],
          '#markup' => $this
            ->t('<strong>Warning:</strong> selecting view, update, or delete grants access to any registration on this event.'),
        ];
      }
    }
  }
  if ($access_edit_operations) {
    $form['actions'] = [
      '#type' => 'actions',
    ];
    $form['actions']['submit'] = [
      '#type' => 'submit',
      '#value' => t('Save'),
      '#button_type' => 'primary',
    ];
  }
  return $form;
}