public function buildForm(FormBuilderInterface $builder, array $options)
{
$user = $this->tokenStorage->getToken()->getUser();
if (!$user) {
throw new \LogicException(__CLASS__ . ' cannot be used without an authenticated user!');
}
$tags = $this->tagManager->getTextsByUser($user);
$tag_ops = array_combine($tags, $tags);
$builder->add('level', HiddenType::class, array('label' => 'Stress level'))->add('factorTexts', ChoiceType::class, array('choices' => $tag_ops, 'required' => false, 'label' => 'Factors', 'multiple' => true))->add('notes', TextAreaType::class, array('required' => false))->add('localtime', DateTimeType::class, array('date_widget' => 'single_text', 'label' => 'Local time'))->add('timezone', TimezoneType::class);
// Callback function for adding tags to the select list,
// used by event handlers below.
$addTagsToForm = function (FormInterface $form, array $texts) {
// Get the existing field & info
$field = $form->get('factorTexts');
$type = $field->getConfig()->getType()->getInnerType();
$options = $field->getConfig()->getOptions();
// Update the options
foreach ($texts as $text) {
$options['choices'][$text] = $text;
}
// Replace the field.
$form->add('factorTexts', get_class($type), $options);
};
// Called before form data is populated.
$builder->addEventListener(FormEvents::PRE_SET_DATA, function (FormEvent $event) use($addTagsToForm) {
$log = $event->getData();
$form = $event->getForm();
// Make sure all the *assigned* tags are included in the select list
// (even if they haven't been persisted to the database yet).
$addTagsToForm($form, $log->getFactorTexts());
});
// Called when form is submitted, before the submit is processed.
$builder->addEventListener(FormEvents::PRE_SUBMIT, function (FormEvent $event) use($addTagsToForm) {
$data = $event->getData();
// Make sure all *submitted* tags are included in the select list,
// ex. for re-rendering form on error.
if (array_key_exists('factorTexts', $data)) {
$addTagsToForm($event->getForm(), $data['factorTexts']);
}
});
}
public function testGetUserTags()
{
$this->generateTags(array(array('texts' => array('alpha', 'bravo')), array('texts' => array('alpha', 'charlie', 'delta')), array('texts' => array('alpha', 'delta'))));
$tags = $this->tagManager->getTextsByUser($this->user);
$this->assertEquals(array('alpha', 'bravo', 'charlie', 'delta'), $tags);
}
