DebugFormatterHelper.php

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<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Component\Console\Helper;

class DebugFormatterHelper extends Helper
{
    private $colors = array('black', 'red', 'green', 'yellow', 'blue', 'magenta', 'cyan', 'white', 'default');
    private $started = array();
    private $count = -1;

    public function start($id, $message, $prefix = 'RUN')
    {
        $this->started[$id] = array('border' => ++$this->count % count($this->colors));

        return sprintf("%s<bg=blue;fg=white> %s </> <fg=blue>%s</>\n", $this->getBorder($id), $prefix, $message);
    }

    public function progress($id, $buffer, $error = false, $prefix = 'OUT', $errorPrefix = 'ERR')
    {
        $message = '';

        if ($error) {
            if (isset($this->started[$id]['out'])) {
                $message .= "\n";
                unset($this->started[$id]['out']);
            }
            if (!isset($this->started[$id]['err'])) {
                $message .= sprintf('%s<bg=red;fg=white> %s </> ', $this->getBorder($id), $errorPrefix);
                $this->started[$id]['err'] = true;
            }

            $message .= str_replace("\n", sprintf("\n%s<bg=red;fg=white> %s </> ", $this->getBorder($id), $errorPrefix), $buffer);
        } else {
            if (isset($this->started[$id]['err'])) {
                $message .= "\n";
                unset($this->started[$id]['err']);
            }
            if (!isset($this->started[$id]['out'])) {
                $message .= sprintf('%s<bg=green;fg=white> %s </> ', $this->getBorder($id), $prefix);
                $this->started[$id]['out'] = true;
            }

            $message .= str_replace("\n", sprintf("\n%s<bg=green;fg=white> %s </> ", $this->getBorder($id), $prefix), $buffer);
        }

        return $message;
    }

    public function stop($id, $message, $successful, $prefix = 'RES')
    {
        $trailingEOL = isset($this->started[$id]['out']) || isset($this->started[$id]['err']) ? "\n" : '';

        if ($successful) {
            return sprintf("%s%s<bg=green;fg=white> %s </> <fg=green>%s</>\n", $trailingEOL, $this->getBorder($id), $prefix, $message);
        }

        $message = sprintf("%s%s<bg=red;fg=white> %s </> <fg=red>%s</>\n", $trailingEOL, $this->getBorder($id), $prefix, $message);

        unset($this->started[$id]['out'], $this->started[$id]['err']);

        return $message;
    }

    private function getBorder($id)
    {
        return sprintf('<bg=%s> </>', $this->colors[$this->started[$id]['border']]);
    }

    public function getName()
    {
        return 'debug_formatter';
    }
}