<?php

class App_Form_Newsletter_Admin_Obj extends App_Form_Newsletter_Abstract_Obj
{
    protected function _init()
    {
        parent::_init();

        if ($this->getConfig('nameType') == 'split') {
            $this->_filterFields = ['firstName', 'lastName', 'email'];
        } else {
            $this->_filterFields = ['fullName', 'email'];
        }

        return $this;
    }

    public function getObjectInfo()
    {
        if (($info = parent::getObjectInfo())) {
            $info['itemTitle'] = $info['firstName'] . ' ' . $info['lastName'];
        }
        return $info;
    }

    protected function _getFromColumns()
    {
        $columns = parent::_getFromColumns();
        $columns['firstName'] = new Zend_Db_Expr('IF ('
            . '`' . $this->_tableAlias . '`.`firstName` = "", '
            . '`' . $this->_tableAlias . '`.`fullName`, '
            . '`' . $this->_tableAlias . '`.`firstName`'
            . ')');
        return $columns;
    }
}