<?php

class ProdProduitTranslationForm extends BaseProdProduitTranslationForm
{
    public function configure()
    {
        parent::configure();
        $obj = $this->getObject();
        if (empty($obj['thumb']))
        {
            $this->widgetSchema['thumb'] = new sfWidgetFormInputFileEditable(array(
                  'label'     => 'Vignette du produit',
                  'file_src'  => '/uploads/produits/' . $obj['thumb'],
                  'is_image'  => true,
                  'edit_mode' => !$this->isNew(),
                  'template'  => '<div>%file%<br />%input%</div>',
                )
            );

            $this->validatorSchema['thumb'] = new sfValidatorFile(array(
                'required' => true,
                'path' => sfConfig::get('sf_upload_dir') . '/produits',
                'mime_types' => 'web_images'
            ));
        }
        else
        {
            $this->widgetSchema['thumb'] = new sfWidgetFormInputHidden();
        }

// ....