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<?php
namespace Drupal\workflows\Form;
use Drupal\workflows\Entity\Workflow;
use Drupal\workflows\State;
use Drupal\Core\Entity\EntityForm;
use Drupal\Core\Entity\EntityInterface;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Url;
/**
* The form for editing workflows.
*/
class WorkflowEditForm extends EntityForm {
/**
* {@inheritdoc}
*/
public function form(array $form, FormStateInterface $form_state) {
$form = parent::form($form, $form_state);
/* @var \Drupal\workflows\WorkflowInterface $workflow */
$workflow = $this->entity;
$form['label'] = [
'#type' => 'textfield',
'#title' => $this->t('Label'),
'#maxlength' => 255,
'#default_value' => $workflow->label(),
'#description' => $this->t('Label for the Workflow.'),
'#required' => TRUE,
];
$form['id'] = [
'#type' => 'machine_name',
'#default_value' => $workflow->id(),
'#machine_name' => [
'exists' => [Workflow::class, 'load'],
],
'#disabled' => TRUE,
];
$header = [
'state' => $this->t('State'),
'weight' => $this->t('Weight'),
'operations' => $this->t('Operations')
];
$form['states_container'] = [
'#type' => 'details',
'#title' => $this->t('States'),
'#open' => TRUE,
'#collapsible' => 'FALSE',
];
$form['states_container']['states'] = [
'#type' => 'table',
'#header' => $header,
'#title' => $this->t('States'),
'#empty' => $this->t('There are no states yet.'),
'#tabledrag' => [
[
'action' => 'order',
'relationship' => 'sibling',
'group' => 'state-weight',
],
],
];
$states = $workflow->getStates();
// Warn the user if there are no states.
if (empty($states)) {
drupal_set_message(
$this->t(
'This workflow has no states and will be disabled until there is at least one, <a href=":add-state">add a new state.</a>',
[':add-state' => $workflow->toUrl('add-state-form')->toString()]
),
'warning'
);
}
foreach ($states as $state) {
$links = [
'edit' => [
'title' => $this->t('Edit'),
'url' => Url::fromRoute('entity.workflow.edit_state_form', ['workflow' => $workflow->id(), 'workflow_state' => $state->id()]),
'attributes' => ['aria-label' => $this->t('Edit @state state', ['@state' => $state->label()])],
]
];
if ($this->entity->access('delete-state:' . $state->id())) {
$links['delete'] = [
'title' => t('Delete'),
'url' => Url::fromRoute('entity.workflow.delete_state_form', [
'workflow' => $workflow->id(),
'workflow_state' => $state->id()
]),
'attributes' => ['aria-label' => $this->t('Delete @state state', ['@state' => $state->label()])],
];
}
$form['states_container']['states'][$state->id()] = [
'#attributes' => ['class' => ['draggable']],
'state' => ['#markup' => $state->label()],
'#weight' => $state->weight(),
'weight' => [
'#type' => 'weight',
'#title' => t('Weight for @title', ['@title' => $state->label()]),
'#title_display' => 'invisible',
'#default_value' => $state->weight(),
'#attributes' => ['class' => ['state-weight']],
],
'operations' => [
'#type' => 'operations',
'#links' => $links,
],
];
}
$form['states_container']['state_add'] = [
'#markup' => $workflow->toLink($this->t('Add a new state'), 'add-state-form')->toString(),
];
$header = [
'label' => $this->t('Label'),
'weight' => $this->t('Weight'),
'from' => $this->t('From'),
'to' => $this->t('To'),
'operations' => $this->t('Operations')
];
$form['transitions_container'] = [
'#type' => 'details',
'#title' => $this->t('Transitions'),
'#open' => TRUE,
];
$form['transitions_container']['transitions'] = [
'#type' => 'table',
'#header' => $header,
'#title' => $this->t('Transitions'),
'#empty' => $this->t('There are no transitions yet.'),
'#tabledrag' => [
[
'action' => 'order',
'relationship' => 'sibling',
'group' => 'transition-weight',
],
],
];
foreach ($workflow->getTransitions() as $transition) {
$links['edit'] = [
'title' => $this->t('Edit'),
'url' => Url::fromRoute('entity.workflow.edit_transition_form', ['workflow' => $workflow->id(), 'workflow_transition' => $transition->id()]),
'attributes' => ['aria-label' => $this->t('Edit \'@transition\' transition', ['@transition' => $transition->label()])],
];
$links['delete'] = [
'title' => t('Delete'),
'url' => Url::fromRoute('entity.workflow.delete_transition_form', ['workflow' => $workflow->id(), 'workflow_transition' => $transition->id()]),
'attributes' => ['aria-label' => $this->t('Delete \'@transition\' transition', ['@transition' => $transition->label()])],
];
$form['transitions_container']['transitions'][$transition->id()] = [
'#attributes' => ['class' => ['draggable']],
'label' => ['#markup' => $transition->label()],
'#weight' => $transition->weight(),
'weight' => [
'#type' => 'weight',
'#title' => t('Weight for @title', ['@title' => $transition->label()]),
'#title_display' => 'invisible',
'#default_value' => $transition->weight(),
'#attributes' => ['class' => ['transition-weight']],
],
'from' => [
'#theme' => 'item_list',
'#items' => array_map([State::class, 'labelCallback'], $transition->from()),
'#context' => ['list_style' => 'comma-list'],
],
'to' => ['#markup' => $transition->to()->label()],
'operations' => [
'#type' => 'operations',
'#links' => $links,
],
];
}
$form['transitions_container']['transition_add'] = [
'#markup' => $workflow->toLink($this->t('Add a new transition'), 'add-transition-form')->toString(),
];
return $form;
}
/**
* {@inheritdoc}
*/
public function save(array $form, FormStateInterface $form_state) {
/* @var \Drupal\workflows\WorkflowInterface $workflow */
$workflow = $this->entity;
$workflow->save();
drupal_set_message($this->t('Saved the %label Workflow.', ['%label' => $workflow->label()]));
$form_state->setRedirectUrl($workflow->toUrl('collection'));
}
/**
* {@inheritdoc}
*/
protected function copyFormValuesToEntity(EntityInterface $entity, array $form, FormStateInterface $form_state) {
// This form can only set the workflow's ID, label and the weights for each
// state.
/** @var \Drupal\workflows\WorkflowInterface $entity */
$values = $form_state->getValues();
$entity->set('label', $values['label']);
$entity->set('id', $values['id']);
foreach ($values['states'] as $state_id => $state_values) {
$entity->setStateWeight($state_id, $state_values['weight']);
}
foreach ($values['transitions'] as $transition_id => $transition_values) {
$entity->setTransitionWeight($transition_id, $transition_values['weight']);
}
}
}