InstallCommand.php

<?php

namespace LaraEdit\Installer\Console;

use ZipArchive;
use RuntimeException;
use GuzzleHttp\Client;
use Symfony\Component\Process\Process;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;

class InstallCommand extends Command
{
    
    protected function configure()
    {
        $this
            ->setName( 'install' )
            ->setDescription( 'Create a new LaraEdit application.' )
            ->addArgument( 'name', InputArgument::REQUIRED )
            ->addOption( 'dev', null, InputOption::VALUE_NONE, 'Installs the latest "development" release' );
    }

    protected function execute( InputInterface $input, OutputInterface $output )
    {
        if ( ! class_exists( 'ZipArchive' ) ) 
        {
            throw new RuntimeException( 'The Zip PHP extension is not installed. Please install it and try again.' );
        }
        
        $this->verifyApplicationDoesntExist(
            $directory = getcwd() . '/' . $input->getArgument( 'name' ), $output
        );
        
        $output->writeln( '<info>Installing LaraEdit...</info>' );
        
        $version = $this->getVersion( $input );
        
        $this->download( $zipFile = $this->makeFilename(), $version )
             ->extract( $zipFile, $directory )
             ->cleanUp( $zipFile );
             
        $composer = $this->findComposer();
        
        $commands = [
            $composer . ' install --no-scripts',
            $composer . ' run-script post-root-package-install',
            $composer . ' run-script post-install-cmd',
            $composer . ' run-script post-create-project-cmd',
        ];
        
        $process = new Process( implode( ' && ', $commands ), $directory, null, null, null );
        $process->setTty( true );
        $process->run(function ( $type, $line ) use ( $output ) 
        {
            $output->write( $line );
        });
        
        $output->writeln( '<comment>Application ready! Build something amazing.</comment>' );
    }

    protected function verifyApplicationDoesntExist( $directory, OutputInterface $output )
    {
        if ( is_dir( $directory ) ) 
        {
            throw new RuntimeException( 'Application already exists!' );
        }
    }
   
    protected function makeFilename()
    {
        return getcwd() . '/laraedit_' . md5( time() . uniqid() ) . '.zip';
    }
    
    protected function download( $zipFile, $version = 'master' )
    {
        switch ( $version ) 
        {
            case 'master':
                $filename = 'latest.zip';
                break;
            case 'dev':
                $filename = 'latest-dev.zip';
                break;
        }
        
        $response = ( new Client )->get( 'http://.laraedit.com/' . $filename );
        
        file_put_contents( $zipFile, $response->getBody() );
        
        return $this;
    }
   
    protected function extract( $zipFile, $directory )
    {
        $archive = new ZipArchive;
        $archive->open( $zipFile );
        $archive->extractTo( $directory );
        $archive->close();
        
        return $this;
    }
    
    protected function cleanUp( $zipFile )
    {
        @chmod( $zipFile, 0777 );
        @unlink( $zipFile );
        
        return $this;
    }
   
    protected function getVersion( $input )
    {
        if ( $input->getOption( 'dev' ) ) 
        {
            return 'dev';
        }
        
        return 'master';
    }
    
    protected function findComposer()
    {
        if ( file_exists( getcwd() . '/composer.phar' ) ) 
        {
            return '"' . PHP_BINARY . '" composer.phar';
        }
        
        return 'composer';
    }
}