Phalcon Form array notation support

Form.php

<?php

namespace Library\Forms;

class Form extends \Phalcon\Forms\Form
{
    protected $_name = null;
    protected $_namespace = null;
    protected $_namespaceId = null;
    protected $_forms = array();
    protected $_parent = null;

    /**
     * Set parent form instance
     * @param Form $parent
     */
    public function setParent(Form $parent)
    {
        $this->_parent = $parent;
    }

    /**
     * Get parent form instance
     * @return Form
     */
    public function getParent()
    {
        return $this->_parent;
    }

    /**
     * Check if parent form exists
     * @return bool
     */
    public function hasParent()
    {
        return $this->_parent !== null;
    }

    /**
     * {@inheritdoc}
     */
    public function bind(array $data, $entity, $whitelist = null)
    {       
        $data = $this->getData($data);

        $ret = parent::bind($data, $entity, $whitelist);

        foreach ($this->_forms as $form) {
            $form->bind($data, $form->getEntity());
        }

        return $ret;
    }

    /**
     * {@inheritdoc}
     */
    public function isValid($data = null, $entity = null)
    {
        $data = $this->getData($data);

        $ret = parent::isValid($data, $entity);        

        foreach ($this->_forms as $form) {
            if (!$form->isValid($data)) {
                $ret = false;
            }
        }

        return $ret;
    }

    /**
     * Sets form name
     * @param string $name
     * @return Form
     */  
    public function setName($name)
    {
        $this->_name = $name;
        $this->_namespace = null;
        $this->_namespaceId = null;

        return $this;
    }

    /**
     * Get form name (if not provided the name is autogenerated from class namespace)
     * @return string
     */
    public function getName()
    {
        if (null === $this->_name) {
            $this->_name = preg_replace('/[^a-z]+/', '_', strtolower((new \ReflectionClass($this))->getName()));
        }

        return $this->_name;
    }

    /**
     * Adds child form
     * @param Form $form
     * @param string $name Form name
     * @return Form
     */
    public function addForm(Form $form, $name = null)
    {
        if (null !== $name) {
            $form->setName($name);
        }

        $form->setParent($this);
        $this->_forms[$form->getName()] = $form;

        return $this;
    } 

    /**
     * Returns all child forms
     * @return array
     */
    public function getForms()
    {
        return $this->_forms;
    }  

    /**
     * Returns child form instance
     * @param  string $name child form name
     * @return Form
     */
    public function getForm($name)
    {
        if (!isset($this->_forms[$name])) {
            throw new \Exception("Form \"" . name . "\" is not part of the form");
        }

        return $this->_forms[$name];
    }

    /**
     * {@inheritdoc}
     */
    public function render($name, $attributes = null)
    {        
        $element = $this->get($name);

        $element->setAttribute('name', $this->getElementName($name));
        $element->setAttribute('id', $this->getElementId($name));
        
        return $element->render($attributes);   
    }

    /**
     * Get form namespace  
     * @return string
     */
    protected function getNamespace()
    {       
        if (null === $this->_namespace) {
            $this->_namespace = $this->hasParent() ? $this->getParent()->getNamespace().'['.$this->getName().']' : $this->getName();
        }

        return $this->_namespace;
    }

    /**
     * Get form namespace Id
     * @return string
     */
    protected function getNamespaceId()
    {
        if (null === $this->_namespaceId) {
            $this->_namespaceId = rtrim(preg_replace('/[\[\]]+/', '_', $this->getNamespace()), '_');
        }

        return $this->_namespaceId;
    }

    /**
     * Get form element name with namespace
     * @param  string $name Form element name
     * @return string
     */
    protected function getElementName($name)
    {
        return $this->getNamespace().'['.$name.']';
    }

    /**
     * Get form element id with namespace
     * @param  string $name Form element name
     * @return string
     */
    protected function getElementId($name)
    {
        return $this->getNamespaceId().'_'.$name;
    }

    /**
     * Get form data helper method
     * @param  array $data Form data
     * @return array
     */
    protected function getData(array $data)
    {
        return null !== $data && $this->getName() && isset($data[$this->getName()]) ? $data[$this->getName()] : $data;        
    }
}

@makerlabs Can you provide some sample code how to use your class?