WorkflowTransitionBlock.php in Workflow 8
Namespace
Drupal\workflow\Plugin\BlockFile
src/Plugin/Block/WorkflowTransitionBlock.phpView source
<?php
namespace Drupal\workflow\Plugin\Block;
use Drupal\Core\Access\AccessResult;
use Drupal\Core\Block\BlockBase;
use Drupal\Core\Session\AccountInterface;
use Drupal\workflow\Entity\WorkflowManager;
/**
* Provides a 'Workflow Transition form' block.
*
* @todo D8: Add cache options in configuration.
* 'cache' => DRUPAL_NO_CACHE, // DRUPAL_CACHE_PER_ROLE will be assumed.
*
* @Block(
* id = "workflow_transition_form_block",
* admin_label = @Translation("Workflow Transition form"),
* category = @Translation("Forms")
* )
*/
class WorkflowTransitionBlock extends BlockBase {
/**
* {@inheritdoc}
*/
protected function blockAccess(AccountInterface $account) {
/** @var \Drupal\Core\Entity\EntityInterface $entity */
if (!($entity = workflow_url_get_entity())) {
return AccessResult::forbidden();
}
// Only show block on entity view page (when default operation = '').
if ($operation = workflow_url_get_operation()) {
return AccessResult::forbidden();
}
// Only show block if entity has workflow, and user has permission.
foreach (_workflow_info_fields($entity) as $definition) {
$type_id = $definition
->getSetting('workflow_type');
if ($account
->hasPermission("access {$type_id} workflow_transition form")) {
return AccessResult::allowed();
}
}
return AccessResult::forbidden();
}
/**
* {@inheritdoc}
*/
public function build() {
$form = [];
// Get the entity for this form.
/** @var \Drupal\Core\Entity\EntityInterface $entity */
if (!($entity = workflow_url_get_entity())) {
return $form;
}
// Get the field name. Avoid error on Node Add page.
if (!($field_name = workflow_get_field_name($entity))) {
return $form;
}
/*
* Output: generate the Transition Form.
*/
// Add the WorkflowTransitionForm to the page.
$form = WorkflowManager::getWorkflowTransitionForm($entity, $field_name, []);
return $form;
}
}
Classes
Name | Description |
---|---|
WorkflowTransitionBlock | Provides a 'Workflow Transition form' block. |