ex action - IIM

gistfile1.php

<?php

public function createAction(Request $request)
{
    $form = $this->createForm('iim.article.form.type', null, array(
            'action' => $this->generateUrl('article_create'),
            'method' => 'POST',
        ));
    $form->add('submit', 'submit', array('label' => 'Create'));

    if ('POST' == $request->getMethod()) {
        $form->handleRequest($request);
        if ($form->isValid()) {
            $article = $form->getData();
            $this->get('article.manager')->update($article);

            return $this->redirect($this->generateUrl('article_show', array('id' => $article->getId())));
        }
    }

    return array(
        'form'   => $form->createView()
    );
}