login form.php

<?php
class Model_Form_Login extends Zend_Form
{
    protected $_actionUrl;

    public function __construct($actionUrl = null, $options=null)
    {
        parent::__construct($options);
        $this->setActionUrl($actionUrl);
        $this->init();
    }

    public function setActionUrl($actionUrl)
    {
        $this->_actionUrl = $actionUrl;
        return $this;
    }
    
    public function init()
    {
        $this->setAction($this->_actionUrl)
             ->setMethod('post')
             ->setAttrib('id', 'login-form');
        
        $this->setDisableLoadDefaultDecorators(true);
        
        $this->setDecorators(
            array(
                'FormElements', array(
                    'HtmlTag', array(
                        'tag' => 'fieldset'
                    )
                ),
                'Form'
            )
        );
        
        $decorators = array(
            array('ViewHelper'),
            array('Errors'),
            array('Label', array(
                'class' => 'left-aligned'
            )),
            array('HtmlTag', array(
                'tag' => 'div', 
                'class' => 'field'
            ))
        );
        
        $this->addElementPrefixPath('JobTracking_Validate', 'JobTracking/Validate/', 'validate');
        
        $empty = new Zend_Validate_NotEmpty();
        $empty->setMessage('Ahhhhh! I am empty!');
        
        $this->addElement('hidden', 'redirectUrl');
        $redirectUrl = $this->getElement('redirectUrl');
        $redirectUrl->clearDecorators();
        
        $this->addElement('text', 'username', array('label' => 'Username'));
        $username = $this->getElement('username')
                         ->addValidator($empty, true)
                         ->addValidator('alnum')
                         ->setRequired(true, true)
                         ->addFilter('StringTrim')
                         ->addValidator('EmployeeAuthorise');
        $username->getValidator('alnum')->setMessage(
                          'Quit putting funky characters in your username! We only accept letters and numbers.');
        $username->setDecorators($decorators);
        
        $this->addElement('password', 'password', array('label' => 'Password'));
        $password = $this->getElement('password')
                         ->addValidator($empty, true)
                         ->setRequired(true, true)
                         ->addFilter('StringTrim');
        $password->setDecorators($decorators);
            
        $submit = $this->addElement('button', 'login', array('label' => 'Login'));
        
        // tried this: $submit->removeDecorator('DtDdWrapper');
        
        // and this: $submit->setDisableLoadDefaultDecorators(true);

    }
}