Form_Field_Line::getInput PHP Method

    public function getInput($attr = array())
    {
        return parent::getInput(array_merge(array('type' => 'text'), $attr));
    }

 function getInput($attr = array())
 {
     // $this->value contains date in MySQL format
     // we need it in locale format
     $this->js(true)->datepicker(array_merge(array('duration' => 0, 'showOn' => 'none', 'changeMonth' => true, 'changeYear' => true, 'dateFormat' => $this->api->getConfig('locale/date_js', 'dd/mm/yy')), $this->options));
     return parent::getInput(array_merge(array('value' => $this->value ? date($this->api->getConfig('locale/date', 'd/m/Y'), strtotime($this->value)) : ''), $attr));
 }