<?php /* * This file is part of the Symfony package. * * (c) Fabien Potencier <fabien@symfony.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\Console\Logger; use Psr\Log\AbstractLogger; use Psr\Log\InvalidArgumentException; use Psr\Log\LogLevel; use Symfony\Component\Console\Output\OutputInterface; use Symfony\Component\Console\Output\ConsoleOutputInterface; /** * PSR-3 compliant console logger. * * @author Kévin Dunglas <dunglas@gmail.com> * * @link http://www.php-fig.org/psr/psr-3/ */ class ConsoleLogger extends AbstractLogger { const INFO = 'info'; const ERROR = 'error'; /** * @var OutputInterface */ private $output; /** * @var array */ private $verbosityLevelMap = array( LogLevel::EMERGENCY => OutputInterface::VERBOSITY_NORMAL, LogLevel::ALERT => OutputInterface::VERBOSITY_NORMAL, LogLevel::CRITICAL => OutputInterface::VERBOSITY_NORMAL, LogLevel::ERROR => OutputInterface::VERBOSITY_NORMAL, LogLevel::WARNING => OutputInterface::VERBOSITY_NORMAL, LogLevel::NOTICE => OutputInterface::VERBOSITY_VERBOSE, LogLevel::INFO => OutputInterface::VERBOSITY_VERY_VERBOSE, LogLevel::DEBUG => OutputInterface::VERBOSITY_DEBUG, ); /** * @var array */ private $formatLevelMap = array( LogLevel::EMERGENCY => self::ERROR, LogLevel::ALERT => self::ERROR, LogLevel::CRITICAL => self::ERROR, LogLevel::ERROR => self::ERROR, LogLevel::WARNING => self::INFO, LogLevel::NOTICE => self::INFO, LogLevel::INFO => self::INFO, LogLevel::DEBUG => self::INFO, ); /** * @param OutputInterface $output * @param array $verbosityLevelMap * @param array $formatLevelMap */ public function __construct(OutputInterface $output, array $verbosityLevelMap = array(), array $formatLevelMap = array()) { $this->output = $output; $this->verbosityLevelMap = $verbosityLevelMap + $this->verbosityLevelMap; $this->formatLevelMap = $formatLevelMap + $this->formatLevelMap; } /** * {@inheritdoc} */ public function log($level, $message, array $context = array()) { if (!isset($this->verbosityLevelMap[$level])) { throw new InvalidArgumentException(sprintf('The log level "%s" does not exist.', $level)); } // Write to the error output if necessary and available if ($this->formatLevelMap[$level] === self::ERROR && $this->output instanceof ConsoleOutputInterface) { $output = $this->output->getErrorOutput(); } else { $output = $this->output; } if ($output->getVerbosity() >= $this->verbosityLevelMap[$level]) { $output->writeln(sprintf('<%1$s>[%2$s] %3$s</%1$s>', $this->formatLevelMap[$level], $level, $this->interpolate($message, $context))); } } /** * Interpolates context values into the message placeholders. * * @author PHP Framework Interoperability Group * * @param string $message * @param array $context * * @return string */ private function interpolate($message, array $context) { // build a replacement array with braces around the context keys $replace = array(); foreach ($context as $key => $val) { if (!is_array($val) && (!is_object($val) || method_exists($val, '__toString'))) { $replace[sprintf('{%s}', $key)] = $val; } } // interpolate replacement values into the message and return return strtr($message, $replace); } }