Example Progress Command

gistfile1.php

<?php 
namespace Ayalon\ProductBundle\Command;

use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Output\OutputInterface;

class ProgressCommand extends Command
{
    protected function configure()
    {
        $this
            ->setName('ayalon:progress')
            ->setDescription('Progress Test')
            ->addArgument(
                'name',
                InputArgument::OPTIONAL,
                'Who do you want to greet?'
            )
            ->addOption(
               'yell',
               null,
               InputOption::VALUE_NONE,
               'If set, the task will yell in uppercase letters'
            )
        ;
    }

    protected function execute(InputInterface $input, OutputInterface $output)
    {
        $name = $input->getArgument('name');
				
        $progress = $this->getHelperSet()->get('progress');
        
        $progress->start($output, 10);
        $i = 0;
        while ($i++ < 5) {
        	// ... do some work
        	
        	//usleep(50000);
        	sleep(1);
        	$output->writeln('test line');
        	flush();
        	//$output->write('test line 2' . "\n");

        	$line = stream_get_line($output->getStream(),0, "\n");
        	$line = fgets($output->getStream());
        	
        	echo 'test' . $line;
        	
        	flush();
        	//rewind($output->getStream());
        
        	// advance the progress bar 1 unit
        	$progress->advance();
        }
        
        $progress->finish();
        

        //$output->writeln($text);
    }
}