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->addOption("preview", "p", InputOption::VALUE_NONE, "Only preview the hotfix script, don't apply anything");
$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");
$loader = new Loader();
if (!$fix) {
$loaders = $loader->getLoaders();
$output->writeln("Supported loaders:\n");
foreach ($loaders as $loader) {
$output->writeln(" * ".$loader->getInfo());
}
return;
}
$output->writeln("Reading hotfix {$fix}...");
try {
$hotfix = $loader->load($fix, $insecure);
} catch (\Exception $e) {
$output->writeln("Error: ".$e->getMessage()."");
return;
}
if (!$hotfix) {
$output->writeln("Could not load hotfix");
return;
}
$output->writeln("");
if (($signer = $hotfix->getSignedBy())) {
$keyid = $hotfix->getKeyId();
$output->writeln("Hotfix has good signature from {$signer} (keyid {$keyid})");
} else {
$output->writeln("Warning: Hotfix is not signed or signature not valid!");
}
$requires = $hotfix->getRequirements();
if (count($requires)>0) {
$engine = new ExpressionLanguage();
$facts = Facts::getSystemFacts()->getFacts();
while (true) {
$expr = array_shift($requires);
$ret = $engine->evaluate($expr, $facts);
if ($ret) {
//$output->writeln("Hotfix is compatible with the current distribution");
break;
}
if (count($requires)==0) {
$output->writeln("Error: This hotfix it not compatible with the current distribution");
return false;
}
}
//} else {
//$output->writeln("Hotfix indicates universal compatibility.");
}
$output->writeln("");
$output->writeln(" Hotfix: ".$hotfix->getName()."");
$output->writeln(" Author: ".$hotfix->getAuthor()."");
$info = explode("\n",wordwrap(trim($hotfix->getInfo()), 60));
$info = "".join("\n ", $info)."";
$output->writeln(" Info: ".$info);
$output->writeln("");
if ($input->getOption("preview")) {
$output->writeln("This is the script that will be executed:");
$body = $hotfix->getBody();
$body = " ".join("\n ", explode("\n",$body))."";
$output->writeln($body);
return;
}
$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("\nApplying hotfix...\n");
try {
$hotfix->apply();
} catch (\Exception $e) {
$output->writeln("\nError: ".$e->getMessage()."");
}
$output->writeln("\nHotfix applied successfully");
}
}