Zend FR

    public function delete($id)
    {
        $table = $this->getDbTable();
        $where = $table->getAdapter()->quoteInto('id = ?', $id);
        $table->delete($where);
    }

Guestbook Entries: <br />
<dl>
    <?php foreach ($this->entries as $entry): ?>
    <dt><a href="<?php echo $this->url(
    array(
        'controller' => 'guestbook',
        'action'     => 'delete',
        'id'         => $entry->id,
    ),
    'default',
    true) ?>">[delete]</a>
    <a href="<?php echo $this->url(
    array(
        'controller' => 'guestbook',
        'action'     => 'edit',
        'id'         => $entry->id,
    ),
    'default',
    true) ?>">[edit]</a>
        <b><?php echo $this->escape($entry->email) ?></b></dt>
    <dd><?php echo $this->escape($entry->comment) ?></dd>
    <?php endforeach ?>
</dl>

Use the form below to edit the guestbook entry.

<?php
$this->form->setAction($this->url());
echo $this->form;
?>

<p><b>Entry #<?php echo $this->rowid ?> has been deleted.</b></p>
<p><a href="<?php echo $this->url(
    array(
        'controller' => 'guestbook',
        'action'     => 'index'
    ),
    'default',
    true) ?>">Back to the Guestbook</a>
</p>

    public function deleteAction()
    {
        $request = $this->getRequest();
        $id = $request->getParam('id');
        if (isset($id)) {
            $mapper  = new Application_Model_GuestbookMapper();
            $mapper->delete($id);
        }
        else
        {
            return $this->_helper->redirector('index');
        }
        $this->view->rowid = $id;
    }
    
    public function editAction()
    {
        $request = $this->getRequest();

        $objGuestbook = new Application_Model_Guestbook();
        $mapper = new Application_Model_GuestbookMapper();
        $mapper->find($request->getParam('id'), $objGuestbook);

        if ($objGuestbook->getId() === NULL) return $this->_helper->redirector('index');

        $form = new Application_Form_Guestbook(array('guestbook' => serialize($objGuestbook)));
        
        if ($this->getRequest()->isPost()) {
            if ($form->isValid($request->getPost())) {
                $comment = new Application_Model_Guestbook($form->getValues());
                $comment->setId($request->getParam('id'));
                $mapper->save($comment);
                return $this->_helper->redirector('index');
            }
        }
        $this->view->form = $form;
    }

<?php

class Application_Form_Guestbook extends Zend_Form
{
    public function __construct($options = null)
    {
        parent::__construct($options);
        
        $objGuestbook = unserialize($options['guestbook']);
        
        // Set the method for the display form to POST
        $this->setMethod('post');

        // Add an email element
        $this->addElement('text', 'email', array(
            'label'      => 'Your email address:',
            'required'   => true,
            'value'         => $objGuestbook->email,
            'filters'    => array('StringTrim'),
            'validators' => array(
                'EmailAddress',
            )
        ));

        // Add the comment element
        $this->addElement('textarea', 'comment', array(
            'label'      => 'Please Comment:',
            'required'   => true,
            'value'         => $objGuestbook->comment,
            'validators' => array(
                array('validator' => 'StringLength', 'options' => array(0, 50))
                )
        ));

        // Add a captcha
        $this->addElement('captcha', 'captcha', array(
            'label'      => 'Please enter the 3 letters displayed below:',
            'required'   => true,
            'captcha'    => array(
                'captcha' => 'Figlet',
                'wordLen' => 3,
                'timeout' => 300
            )
        ));

        // Add the submit button
        $this->addElement('submit', 'submit', array(
            'ignore'   => true,
            'label'    => 'Sign da Guestbook baby',
        ));

        // And finally add some CSRF protection
        $this->addElement('hash', 'csrf', array(
            'ignore' => true,
        ));
        
    }
    
    public function init()
    {
    // walou
    }
}