<?php

/*

 * This file is part of the WikiTagBundle package.

 *

 * (c) IRI <http://www.iri.centrepompidou.fr/>

 *

 * For the full copyright and license information, please view the LICENSE

 * file that was distributed with this source code.

 */

namespace IRI\Bundle\WikiTagBundle\Command;

use Symfony\Component\Console\Output\OutputInterface;

use Symfony\Bundle\FrameworkBundle\Command\ContainerAwareCommand;

abstract class ProgressContainerAwareCommand extends ContainerAwareCommand

{

    protected function showProgress(OutputInterface $output, $current, $total, $label, $width)

    {

        $percent = (floatval($current)/floatval($total)) * 100.0;

        $marks = intval(floor(floatval($width) * ($percent / 100.0) ));

        $spaces = $width - $marks;

        $status_bar="\r[";

        $status_bar.=str_repeat("=", $marks);

        if($marks<$width){

            $status_bar.=">";

            $status_bar.=str_repeat(" ", $spaces);

        } else {

            $status_bar.="=";

        }

        $disp=str_pad(number_format($percent, 0),3, " ", STR_PAD_LEFT);

        $label = str_pad(substr($label,0,50), 50, " ");

        $current_str = str_pad($current, strlen("$total"), " ", STR_PAD_LEFT);

        $status_bar.="] $disp%  $current_str/$total : $label";

        $output->write("$status_bar  ");

        if($current == $total) {

            $output->writeln("");

        }

    }

}