/
ErrorManager.php
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/
ErrorManager.php
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<?php
declare(strict_types=1);
namespace Ameos\AmeosForm;
use Ameos\AmeosForm\Elements\ElementInterface;
use Ameos\AmeosForm\Form\Form;
use TYPO3\CMS\Core\Messaging\FlashMessage;
use TYPO3\CMS\Core\Messaging\FlashMessageService;
use TYPO3\CMS\Core\Type\ContextualFeedbackSeverity;
use TYPO3\CMS\Core\Utility\GeneralUtility;
class ErrorManager
{
/**
* @var array
*/
private $errors = [];
/**
* @var
*/
private $verifiedElements = [];
/**
* @var bool
*/
private $flashMessagesEnabled = true;
/**
* constuctor
*
* @param Form $form
*/
public function __construct(private Form $form)
{
}
/**
* disable flash message
*
* @return self
*/
public function disableFlashMessage(): self
{
$this->flashMessagesEnabled = false;
return $this;
}
/**
* add an error
*
* @param string $message
* @param string $element
* @return self
*/
public function add(string $message, string $element): self
{
if (isset($this->errors[$element])) {
$this->errors[$element] = [];
}
$this->errors[$element][] = $message;
if ($this->flashMessagesEnabled) {
$flashMessageService = GeneralUtility::makeInstance(FlashMessageService::class);
$flashMessageService
->getMessageQueueByIdentifier('extbase.flashmessages.' . $this->form->getIdentifier())
->addMessage(new FlashMessage($message, '', ContextualFeedbackSeverity::ERROR, true));
}
return $this;
}
/**
* return errors
*
* @return array
*/
public function getErrors(): array
{
$this->determineErrors();
return $this->errors;
}
/**
* return errors flatten
*
* @return array
*/
public function getFlatErrors(): array
{
$this->determineErrors();
$errors = [];
foreach ($this->errors as $elementErrors) {
$errors = array_merge($errors, $elementErrors);
}
return $errors;
}
/**
* return errors for $element
*
* @param ElementInterface $element
* @return array
*/
public function getErrorsFor(ElementInterface $element): array
{
$this->determineErrors();
$name = $element->getName();
return isset($this->errors[$name]) ? $this->errors[$name] : [];
}
/**
* return true if no error
*
* @return bool
*/
public function isValid(): bool
{
$this->determineErrors();
return empty($this->errors);
}
/**
* return true if $element no error
*
* @param ElementInterface $element
* @return bool
*/
public function elementIsValid(ElementInterface $element): bool
{
$name = $element->getName();
return !isset($this->errors[$name]) || empty($this->errors[$name]);
}
/**
* determine errors
*/
protected function determineErrors()
{
foreach ($this->form->getElements() as $element) {
$this->determineErrorsForElement($element);
}
}
/**
* determine errors for an element
* @param Ameos\AmeosForm\Elements\ElementAbstract|string $element element
*/
protected function determineErrorsForElement($element)
{
$elementName = is_string($element) ? $element : $element->getName();
if (!in_array($elementName, $this->verifiedElements)) {
$this->form->get($elementName)->determineErrors();
$this->verifiedElements[] = $elementName;
}
}
}