Git hash creator

GitVersion.php

<?php namespace Elevio\Commands;

use Illuminate\Console\Command;
use Symfony\Component\Console\Input\InputOption;

class GitVersion extends Command
{

    /**
     * The console command name.
     *
     * @var string
     */
    protected $name = 'venturecraft:gitversion';

    /**
     * The console command description.
     *
     * @var string
     */
    protected $description = 'Work out the version number to display and store in local file.';

    /**
     * Execute the console command.
     *
     * @return mixed
     */
    public function fire()
    {
        $version_file = app_path() . '/../elevio_version.txt';
        $git_hash_file = app_path() . '/../git_hash.txt';

        $short = exec('git rev-parse --short HEAD');
        $full = exec('git describe --tags');
        $parts = explode('-', $full);
        $structured = 'N/A';

        if (strlen($parts[0])) {
            $structured = str_replace('v', '', $parts[0]);
            if (isset($parts[1])) {
                $structured .= '.' . $parts[1];
            } else {
                $structured .= '.0';
            }
            if ($this->option('include_hash') && isset($parts[2])) {
                $structured .= ' ' . $parts[2];
            }
        }

        file_put_contents($git_hash_file, $short);
        file_put_contents($version_file, $structured);
    }

    /**
     * Get the console command options.
     *
     * @return array
     */
    protected function getOptions()
    {
        return array(
            array('include_hash', null, InputOption::VALUE_NONE, 'Include commit hash', null),
        );
    }

}