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<?php
/**
* Copyright © 2016 Magento. All rights reserved.
* See COPYING.txt for license details.
*/
namespace Magento\ComposerRootUpdatePlugin\Utils;
use Composer\IO\IOInterface;
use Composer\IO\NullIO;
/**
* Singleton logger with console interaction methods
*/
class Console
{
/**
* Log message formatting tags
*/
const FORMAT_INFO = '<info>';
const FORMAT_COMMENT = '<comment>';
const FORMAT_WARN = '<warning>';
const FORMAT_ERROR = '<error>';
/**
* Verbosity levels copied from IOInterface for clarity
*/
const QUIET = IOInterface::QUIET;
const NORMAL = IOInterface::NORMAL;
const VERBOSE = IOInterface::VERBOSE;
const VERY_VERBOSE = IOInterface::VERY_VERBOSE;
const DEBUG = IOInterface::DEBUG;
/**
* @var IOInterface $io
*/
protected $io;
/**
* @var string $verboseLabel
*/
protected $verboseLabel;
/**
* @var bool $interactive
*/
protected $interactive;
/**
* Console constructor.
*
* @param IOInterface $io
* @param bool $interactive
* @param string $verboseLabel
* @return void
*/
public function __construct($io, $interactive = false, $verboseLabel = null)
{
if ($io === null) {
$this->io = new NullIO();
} else {
$this->io = $io;
}
$this->verboseLabel = $verboseLabel;
$this->interactive = $interactive;
}
/**
* Get the Composer IOInterface instance
*
* @return IOInterface
*/
public function getIO()
{
return $this->io;
}
/**
* Whether or not ask() should interactively ask the question or just return the default value
*
* @param bool $interactive
* @return void
*/
public function setInteractive($interactive)
{
$this->interactive = $interactive;
}
/**
* Ask the user a yes or no question and return the result
*
* If the console is not interactive, instead do not ask and just return the default
*
* @param string $question
* @param bool $default
* @return bool
*/
public function ask($question, $default = false)
{
$result = $default;
if ($this->interactive) {
if (!$this->getIO()->isInteractive()) {
throw new \InvalidArgumentException(
'Interactive options cannot be used in non-interactive terminals.'
);
}
$opts = $default ? 'Y,n' : 'y,N';
$result = $this->getIO()->askConfirmation("<info>$question</info> [<comment>$opts</comment>]? ", $default);
}
return $result;
}
/**
* Log the given message with verbosity and formatting
*
* @param $message
* @param int $verbosity
* @param string $format
* @return void
*/
public function log($message, $verbosity = Console::NORMAL, $format = null)
{
if ($format) {
$formatClose = str_replace('<', '</', $format);
$message = "$format$message$formatClose";
}
$this->getIO()->writeError($message, true, $verbosity);
}
/**
* Helper method to log the given message with <info> formatting
*
* @param $message
* @param int $verbosity
* @return void
*/
public function info($message, $verbosity = Console::NORMAL)
{
$this->log($message, $verbosity, static::FORMAT_INFO);
}
/**
* Helper method to log the given message with <comment> formatting
*
* @param $message
* @param int $verbosity
* @return void
*/
public function comment($message, $verbosity = Console::NORMAL)
{
$this->log($message, $verbosity, static::FORMAT_COMMENT);
}
/**
* Helper method to log the given message with <warning> formatting
*
* @param $message
* @param int $verbosity
* @return void
*/
public function warning($message, $verbosity = Console::NORMAL)
{
$this->log($message, $verbosity, static::FORMAT_WARN);
}
/**
* Label and log the given message if output is set to verbose
*
* A null $label will use the globally configured $verboseLabel
*
* @param string $message
* @param null $label
* @param int $verbosity
* @param string $format
* @return void
*/
public function labeledVerbose(
$message,
$label = null,
$verbosity = Console::VERBOSE,
$format = null
) {
if ($format) {
$formatClose = str_replace('<', '</', $format);
$message = "$format$message$formatClose";
}
if ($label === null) {
$label = $this->verboseLabel;
}
if ($label) {
$message = " <comment>[</comment>$label<comment>]</comment> $message";
}
$this->log($message, $verbosity);
}
/**
* Formats with <error> and logs to Console::QUIET followed by the exception's message at Console::NORMAL
*
* @param string $message
* @param \Exception $exception
* @return void
*/
public function error($message, $exception = null)
{
$this->log($message, static::QUIET, static::FORMAT_ERROR);
if ($exception) {
$this->log($exception->getMessage());
}
}
/**
* Sets the label to apply to labeledVerbose() messages if not overridden
*
* @param string $verboseLabel
* @return void
*/
public function setVerboseLabel($verboseLabel)
{
$this->verboseLabel = $verboseLabel;
}
}