// Do not fail if the site is already installed so this command can be
// chained with ServerCommand.
$output->
writeln('<info>Drupal is already installed.</info> If you want to reinstall, remove sites/default/files and sites/default/settings.php.'
);
return 0;
} $install_profile =
$input->
getArgument('install-profile'
);
if ($install_profile && !
$this->
validateProfile($install_profile,
$io)) { return 1;
} if (!
$install_profile) { $install_profile =
$this->
selectProfile($io);
} return $this->
install($this->classLoader,
$io,
$install_profile,
$input->
getOption('langcode'
),
$this->
getSitePath(),
$input->
getOption('site-name'
));
} /**
* Returns whether there is already an existing Drupal installation.
*
* @return bool
*/
protected function isDrupalInstalled() {