Created a modal form in AJAX
use DrupalCoreAjaxAjaxResponse;
use DrupalCoreAjax;
use DrupalCoreAjaxOpenModalDialogCommand;
public function open_modal(&$form, FormStateInterface $form_state) {
$node_title = $form_state->getValue('node_title');
$query = Drupal::entityQuery('node')->condition('title', $node_title, 'CONTAINS');
$entity = $query->execute();
$key = array_keys($entity);
$id = !empty($key(0)) ? $key(0) : NULL;
$response = new AjaxResponse();
$title = 'Node ID';
if ($id !== NULL) {
$content = '<div class="test-popup-content"> Node ID is: ' . $id . '</div>';
$options = array(
'dialogClass' => 'popup-dialog-class',
'width' => '300',
'height' => '300',
);
$response->addCommand(new OpenModalDialogCommand($title, $content, $options));
} else {
$content = 'Not found record with this title <strong>' . $node_title . '</strong>';
$options = array(
'dialogClass' => 'popup-dialog-class',
'width' => '300',
'height' => '300',
);
$response->addCommand(new OpenModalDialogCommand($title, $content, $options));
}
return $response;
}
Error Message on calling Modal form
User error: “type” is an invalid render array key in DrupalCoreRenderElement::children() (line 97 of core/lib/Drupal/Core/Render/Element.php).
DrupalCoreRenderElement::children(Array) (Line: 1027)
DrupalCoreFormFormBuilder->doBuildForm(‘hello_model_form’, Array, Object) (Line: 1073)
DrupalCoreFormFormBuilder->doBuildForm(‘hello_model_form’, Array, Object) (Line: 575)
DrupalCoreFormFormBuilder->processForm(‘hello_model_form’, Array, Object) (Line: 321)
DrupalCoreFormFormBuilder->buildForm(Object, Object) (Line: 91)
DrupalCoreControllerFormController->getContentResult(Object, Object)
call_user_func_array(Array, Array) (Line: 123)
DrupalCoreEventSubscriberEarlyRenderingControllerWrapperSubscriber->DrupalCoreEventSubscriber{closure}() (Line: 573)
DrupalCoreRenderRenderer->executeInRenderContext(Object, Object) (Line: 124)
DrupalCoreEventSubscriberEarlyRenderingControllerWrapperSubscriber->wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)
DrupalCoreEventSubscriberEarlyRenderingControllerWrapperSubscriber->DrupalCoreEventSubscriber{closure}() (Line: 151)
SymfonyComponentHttpKernelHttpKernel->handleRaw(Object, 1) (Line: 68)
SymfonyComponentHttpKernelHttpKernel->handle(Object, 1, 1) (Line: 57)
DrupalCoreStackMiddlewareSession->handle(Object, 1, 1) (Line: 47)
DrupalCoreStackMiddlewareKernelPreHandle->handle(Object, 1, 1) (Line: 106)
Drupalpage_cacheStackMiddlewarePageCache->pass(Object, 1, 1) (Line: 85)
Drupalpage_cacheStackMiddlewarePageCache->handle(Object, 1, 1) (Line: 47)
DrupalCoreStackMiddlewareReverseProxyMiddleware->handle(Object, 1, 1) (Line: 52)
DrupalCoreStackMiddlewareNegotiationMiddleware->handle(Object, 1, 1) (Line: 23)
StackStackedHttpKernel->handle(Object, 1, 1) (Line: 708)
DrupalCoreDrupalKernel->handle(Object) (Line: 19)
User error: “type” is an invalid render array key in DrupalCoreRenderElement::children() (line 97 of core/lib/Drupal/Core/Render/Element.php).
DrupalCoreRenderElement::children(Array, ) (Line: 402)
DrupalCoreRenderRenderer->doRender(Array) (Line: 444)
DrupalCoreRenderRenderer->doRender(Array, ) (Line: 200)
DrupalCoreRenderRenderer->render(Array, ) (Line: 226)
DrupalCoreRenderMainContentHtmlRenderer->DrupalCoreRenderMainContent{closure}() (Line: 573)
DrupalCoreRenderRenderer->executeInRenderContext(Object, Object) (Line: 227)
DrupalCoreRenderMainContentHtmlRenderer->prepare(Array, Object, Object) (Line: 117)
DrupalCoreRenderMainContentHtmlRenderer->renderResponse(Array, Object, Object) (Line: 90)
DrupalCoreEventSubscriberMainContentViewSubscriber->onViewRenderArray(Object, ‘kernel.view’, Object)
call_user_func(Array, Object, ‘kernel.view’, Object) (Line: 111)
DrupalComponentEventDispatcherContainerAwareEventDispatcher->dispatch(‘kernel.view’, Object) (Line: 156)
SymfonyComponentHttpKernelHttpKernel->handleRaw(Object, 1) (Line: 68)
SymfonyComponentHttpKernelHttpKernel->handle(Object, 1, 1) (Line: 57)
DrupalCoreStackMiddlewareSession->handle(Object, 1, 1) (Line: 47)
DrupalCoreStackMiddlewareKernelPreHandle->handle(Object, 1, 1) (Line: 106)
Drupalpage_cacheStackMiddlewarePageCache->pass(Object, 1, 1) (Line: 85)
Drupalpage_cacheStackMiddlewarePageCache->handle(Object, 1, 1) (Line: 47)
DrupalCoreStackMiddlewareReverseProxyMiddleware->handle(Object, 1, 1) (Line: 52)
DrupalCoreStackMiddlewareNegotiationMiddleware->handle(Object, 1, 1) (Line: 23)
StackStackedHttpKernel->handle(Object, 1, 1) (Line: 708)
DrupalCoreDrupalKernel->handle(Object) (Line: 19)