<?php

class App_Test_PngHasTransparency_View extends Qs_ViewController
{
    protected $_actions = ['new', 'insert'];
    protected $_formDefaults = [];

    protected function _doInsert()
    {
        $form = $this->_getNewForm();
        if ($form->validate()) {
            $data = $form->getValues();
            $form->getElement('dump')->setValue(nl2br(var_export($data, true)));
            if (isset($data['image'])) {
                $adapter = new Qs_File_Transfer_Adapter_Db();
                $adapter->delete($data['image'], 'image');
            }
        }
        $this->_addFormItem($form);

        return $this;
    }

    protected function _getNewForm()
    {
        $form = new Qs_Form($this->_getFormOptions());
        $form->addElement('hidden', 'action', ['value' => 'insert']);
        $this->_bindFormFields($form);
        return $form;
    }

    protected function _bindFormFields(Qs_Form $form)
    {
        $form->addElement('static', 'dump', ['label' => 'SUBMITTED VALUES']);
        $form->addElement(
            'file',
            'image',
            [
                'label' => 'File',
            ]
        );
        $form->getElement('image')->addValidator('PngHasTransparency');
        return $this;
    }
}