RestExampleClientEdit.php in Examples for Developers 3.x
File
modules/rest_example/src/Form/RestExampleClientEdit.php
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<?php
namespace Drupal\rest_example\Form;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Form\FormBase;
use Drupal\rest_example\RestExampleClientCalls;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Symfony\Component\HttpFoundation\Response;
class RestExampleClientEdit extends FormBase {
private $client;
public function __construct(RestExampleClientCalls $restExampleClientCalls) {
$this->client = $restExampleClientCalls;
}
public static function create(ContainerInterface $container) {
return new static($container
->get('rest_example_client_calls'));
}
public function getFormId() {
return 'rest_example_client_edit';
}
public function validateForm(array &$form, FormStateInterface $form_state) {
if (!is_null($form_state
->get('node_id')) && !is_numeric($form_state
->get('node_id'))) {
$form_state
->setErrorByName('submit', $this
->t('The ID passed in the URL is not an integer'));
}
}
public function buildForm(array $form, FormStateInterface $form_state, $id = NULL) {
$config_factory = \Drupal::configFactory();
if (empty($config_factory
->get('rest_example.settings')
->get('server_url'))) {
$this
->messenger()
->addError($this
->t('The remote endpoint service address have not been set. Please go and provide the credentials and the endpoint address on the <a href="@url">config page</a>.', [
'@url' => base_path() . 'examples/rest-client-settings',
]));
return [
'error' => [
'#markup' => 'Unable to establish to the remote site.',
],
];
}
if (!is_null($id) && !is_numeric($id)) {
return new Response('The ID passed in the URL is not an integer', 500);
}
$title = '';
$form_state
->set('node_id', NULL);
$form_state
->set('node_type', 'rest_example_test');
if (is_numeric($id)) {
$node = $this->client
->index($id);
if (isset($node[0])) {
$title = $node[0]['title'];
$form_state
->set('node_id', $id);
}
}
$form['title'] = [
'#type' => 'textfield',
'#title' => $this
->t('Node title'),
'#default_value' => $title,
];
$form['submit'] = [
'#type' => 'submit',
'#value' => $this
->t('Save'),
];
return $form;
}
public function submitForm(array &$form, FormStateInterface $form_state) {
$node_id = $form_state
->get('node_id');
$node_type = $form_state
->get('node_type');
$form_values = $form_state
->getValues();
$node = [
'nid' => $node_id,
'title' => $form_values['title'],
'type' => $node_type,
];
if (is_null($node_id)) {
$this->client
->create($node);
}
else {
$this->client
->update($node);
}
$this
->messenger()
->addStatus($this
->t('Node was successfully created'));
$form_state
->setRedirect('rest_example.client_actions_index');
}
}