function edit($locator)
{
$template = $this->_load('controller')->template();
$posts = $this->_load('app')->model('posts', $locator->get('Db'));
$form = new A_Model_Form();
// Hand the Form the fields and rules from the model
$form->addRule($posts->getRules());
$form->addField($posts->getFields());
// Get list of users to create authorlist in form
$users = $this->_load('app')->model('users', $locator->get('Db'));
$authorlist = $users->findAuthorlist()->toArray();
$form->newField('authorlist');
$form->set('authorlist', $authorlist);
// ask the form if it is valid. The form checks internally if the model fields are valid
if ($form->isValid($this->request)) {
// save
$result = $posts->save($form->getSaveValues());
if ($result->isError()) {
$form->setErrorMsg('databaseerror', 'Could not save to the database');
}
} elseif (!$this->_request()->has('save') && $this->_request()->has('id')) {
$id = $this->_request()->get('id');
// load data
$rows = $posts->find($id);
if (isset($rows[0])) {
foreach ($rows[0] as $name => $value) {
$form->newField($name)->setValue($value);
}
}
}
$template->set('errorMsg', $form->getErrorMsg(', '));
$template->import($form->getValues());
$this->response->set('maincontent', $template->render());
}