/**
* {@inheritdoc}
*
* Builds a row for the following table:
* Transitions, for example:
* 18 => array(
* 20 => array(
* 'author' => 1,
* 1 => 0,
* 2 => 1,
* )
* )
* means the transition from state 18 to state 20 can be executed by
* the content author or a user in role 2. The $transitions array should
* contain ALL transitions for the workflow.
*/
public function buildRow(EntityInterface $entity)
{
$row = array();
$workflow = $this->workflow;
if ($workflow) {
// Each $entity is a from-state.
/* @var $entity \Drupal\workflow\Entity\WorkflowState */
$from_state = $entity;
$from_sid = $from_state->id();
$states = $workflow->getStates($all = 'CREATION');
if ($states) {
// Only get the roles with proper permission + Author role.
$type_id = $workflow->id();
$roles = workflow_get_user_role_names("create {$type_id} workflow_transition");
// Prepare default value for 'stay_on_this_state'.
$allow_all_roles = [];
// array_combine (array_keys($roles) , array_keys($roles));
foreach ($states as $state) {
$row['to'] = ['#type' => 'value', '#markup' => t('@label', array('@label' => $from_state->label()))];
foreach ($states as $to_state) {
// Don't allow transition TO (creation).
if ($to_state->isCreationState()) {
continue;
}
// Only allow transitions from $from_state.
if ($state->id() != $from_state->id()) {
continue;
}
$to_sid = $to_state->id();
$stay_on_this_state = $to_sid == $from_sid;
// Load existing config_transitions. Create if not found.
$config_transitions = $workflow->getTransitionsByStateId($from_sid, $to_sid);
if (!($config_transition = reset($config_transitions))) {
$config_transition = $workflow->createTransition($from_sid, $to_sid);
}
$row[$to_sid]['workflow_config_transition'] = ['#type' => 'value', '#value' => $config_transition];
$row[$to_sid]['roles'] = ['#type' => $stay_on_this_state ? 'checkboxes' : 'checkboxes', '#options' => $stay_on_this_state ? [] : $roles, '#disabled' => $stay_on_this_state, '#default_value' => $stay_on_this_state ? $allow_all_roles : $config_transition->roles];
}
}
}
}
return $row;
}
/**
* Implements hook_form().
*
* {@inheritdoc}
*
* Add a "three dimensional" (state, role, permission type) configuration
* interface to the workflow edit form.
*/
public function buildForm(array $form, FormStateInterface $form_state)
{
// Get the Workflow from the page.
/* @var $workflow \Drupal\workflow\Entity\Workflow */
if (!($workflow = workflow_ui_url_get_workflow())) {
// Leave this page immediately.
return $form;
}
$form = array('#tree' => TRUE);
$form['#wid'] = $workflow->id();
// A list of role names keyed by role ID, including the 'author' role.
// Only get the roles with proper permission + Author role.
$type_id = $workflow->id();
$roles = workflow_get_user_role_names("create {$type_id} workflow_transition");
// Add a table for every workflow state.
foreach ($workflow->getStates($all = TRUE) as $sid => $state) {
if ($state->isCreationState()) {
// No need to set perms on creation.
continue;
}
$view = $update = $delete = array();
$count = 0;
foreach (workflow_access_get_workflow_access_by_sid($sid) as $rid => $access) {
$count++;
$view[$rid] = $access['grant_view'] ? $rid : 0;
$update[$rid] = $access['grant_update'] ? $rid : 0;
$delete[$rid] = $access['grant_delete'] ? $rid : 0;
}
// Allow view grants by default for anonymous and authenticated users,
// if no grants were set up earlier.
if (!$count) {
$view = array(AccountInterface::ANONYMOUS_ROLE => AccountInterface::ANONYMOUS_ROLE, AccountInterface::AUTHENTICATED_ROLE => AccountInterface::AUTHENTICATED_ROLE);
}
// @todo: better tables using a #theme function instead of direct #prefixing.
$form[$sid] = array('#type' => 'fieldset', '#title' => $state->label(), '#collapsible' => TRUE, '#collapsed' => FALSE, '#tree' => TRUE);
$form[$sid]['view'] = array('#type' => 'checkboxes', '#options' => $roles, '#default_value' => $view, '#title' => t('Roles who can view posts in this state'), '#prefix' => '<table width="100%" style="border: 0;"><tbody style="border: 0;"><tr><td>', '#suffix' => "</td>");
$form[$sid]['update'] = array('#type' => 'checkboxes', '#options' => $roles, '#default_value' => $update, '#title' => t('Roles who can edit posts in this state'), '#prefix' => "<td>", '#suffix' => "</td>");
$form[$sid]['delete'] = array('#type' => 'checkboxes', '#options' => $roles, '#default_value' => $delete, '#title' => t('Roles who can delete posts in this state'), '#prefix' => "<td>", '#suffix' => "</td></tr></tbody></table>");
}
return parent::buildForm($form, $form_state);
}
