php-hotfix/src/Command/ApplyCommand.php

<?php

namespace NoccyLabs\Hotfix\Command;

use Symfony\Component\Console\Command\Command;

use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Console\Question\ConfirmationQuestion;
use NoccyLabs\Hotfix\Hotfix\Loader;

class ApplyCommand extends Command
{

    protected function configure()
    {
        $this->setName("apply");
        $this->setDescription("Apply a hotfix from a file or the Internet");

        $this->addOption("insecure", "I", InputOption::VALUE_NONE, "Disable signature checks. Don't use unless you know what you are doing!");

        $this->addArgument("hotfix", InputArgument::OPTIONAL, "The identifier, path or filename of the hotfix");
    }

    protected function execute(InputInterface $input, OutputInterface $output)
    {
        $this->output = $output;

        $fix = $input->getArgument("hotfix");
        $insecure = $input->getOption("insecure");

        $output->writeln("Reading hotfix <comment>{$fix}</comment>...");

        $loader = new Loader();
        try {
            $hotfix = $loader->load($fix, $insecure);
        } catch (\Exception $e) {
            $output->writeln("<error>Error: ".$e->getMessage()."</error>");
            return;
        }
        if (!$hotfix) {
            $output->writeln("<error>Could not load hotfix</error>");
            return;
        }

        $output->writeln("");
        if (($signer = $hotfix->getSignedBy())) {
            $output->writeln("<info>Hotfix has good signature by {$signer}</info>");
        } else {
            $output->writeln("<fg=red;options=bold>Warning: Hotfix is not signed or signature not valid!</fg=red;options=bold>");
        }
        $output->writeln("");
        $output->writeln("  Hotfix:  <comment>".$hotfix->getName()."</comment>");
        $output->writeln("  Author:  <comment>".$hotfix->getAuthor()."</comment>");
        $output->writeln("  Info:");
        $info = explode("\n",wordwrap(trim($hotfix->getInfo()), 70));
        foreach ($info as $line) {
            $output->writeln("  |   <info>{$line}</info>");
        }
        $output->writeln("");
        
        $helper = $this->getHelper("question");
        $question = new ConfirmationQuestion("Do you want to apply this hotfix? [y/N] ", false);
        
        if (!$helper->ask($input, $output, $question)) {
            return;
        }
        
        $output->writeln("\n<info>Applying hotfix...</info>\n");
        try {
            $hotfix->apply();
        } catch (\Exception $e) {
            $output->writeln("\n<error>Error: ".$e->getMessage()."</error>");
        }
        $output->writeln("\n<info>Hotfix applied successfully</info>");
    }

}