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<?php |
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/* |
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* This file is part of the Symfony package. |
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* |
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* (c) Fabien Potencier <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace allejo\stakx\Core; |
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use Psr\Log\AbstractLogger; |
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use Psr\Log\InvalidArgumentException; |
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use Psr\Log\LogLevel; |
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use Symfony\Component\Console\Output\OutputInterface; |
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/** |
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* PSR-3 compliant console logger. |
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* |
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* This class is based entirely on Symfony's ConsoleLogger interface with minor modifications. |
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* |
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* @author Kévin Dunglas <[email protected]> |
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* |
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* @link http://www.php-fig.org/psr/psr-3/ |
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* @link https://github.com/symfony/console/blob/master/Logger/ConsoleLogger.php |
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*/ |
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class StakxLogger extends AbstractLogger |
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{ |
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const INFO = 'info'; |
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const ERROR = 'error'; |
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/** |
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* @var OutputInterface |
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*/ |
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private $output; |
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/** |
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* @var array |
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*/ |
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private $verbosityLevelMap = array( |
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LogLevel::EMERGENCY => OutputInterface::VERBOSITY_NORMAL, |
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LogLevel::ALERT => OutputInterface::VERBOSITY_NORMAL, |
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LogLevel::CRITICAL => OutputInterface::VERBOSITY_NORMAL, |
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LogLevel::ERROR => OutputInterface::VERBOSITY_NORMAL, |
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LogLevel::WARNING => OutputInterface::VERBOSITY_NORMAL, |
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LogLevel::NOTICE => OutputInterface::VERBOSITY_VERBOSE, |
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LogLevel::INFO => OutputInterface::VERBOSITY_VERY_VERBOSE, |
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LogLevel::DEBUG => OutputInterface::VERBOSITY_DEBUG, |
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); |
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/** |
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* @var array |
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*/ |
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private $formatLevelMap = array( |
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LogLevel::EMERGENCY => self::ERROR, |
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LogLevel::ALERT => self::ERROR, |
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LogLevel::CRITICAL => self::ERROR, |
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LogLevel::ERROR => self::ERROR, |
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LogLevel::WARNING => self::INFO, |
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LogLevel::NOTICE => self::INFO, |
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LogLevel::INFO => self::INFO, |
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LogLevel::DEBUG => self::INFO, |
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); |
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/** |
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* ConsoleInterface constructor. |
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* |
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* @param OutputInterface $output |
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*/ |
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public function __construct (OutputInterface $output) |
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{ |
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$this->output = $output; |
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} |
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/** |
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* Return the OutputInterface object |
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* |
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* @return OutputInterface |
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*/ |
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public function getOutputInterface () |
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{ |
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return $this->output; |
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} |
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/** |
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* Logs with an arbitrary level. |
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* |
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* @param mixed $level |
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* @param string $message |
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* @param array $context |
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*/ |
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public function log ($level, $message, array $context = array()) |
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{ |
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if (!isset($this->verbosityLevelMap[$level])) { |
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throw new InvalidArgumentException(sprintf('The log level "%s" does not exist.', $level)); |
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} |
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$verbosity = $this->output->getVerbosity(); |
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if ($verbosity >= $this->verbosityLevelMap[$level]) |
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{ |
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$prefix = ''; |
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if ($verbosity >= OutputInterface::VERBOSITY_VERBOSE) |
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{ |
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$prefix = sprintf('[%s] ', date('H:i:s')); |
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} |
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$this->output->writeln( |
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sprintf('<%1$s>%2$s[%3$s] %4$s</%1$s>', |
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$this->formatLevelMap[$level], |
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$prefix, |
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$level, |
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$this->interpolate($message, $context) |
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) |
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); |
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} |
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} |
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/** |
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* Writes a message to the output and adds a newline at the end. |
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* |
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* @param string|array $messages The message as an array of lines of a single string |
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* @param int $options A bitmask of options (one of the OUTPUT or VERBOSITY constants), 0 is considered the same as self::OUTPUT_NORMAL | self::VERBOSITY_NORMAL |
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*/ |
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public function writeln ($messages, $options = 0) |
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{ |
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$this->output->writeln($messages, $options); |
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} |
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/** |
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* Interpolates context values into the message placeholders. |
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* |
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* @author PHP Framework Interoperability Group |
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* |
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* @param string $message |
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* @param array $context |
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* |
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* @return string |
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*/ |
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private function interpolate($message, array $context) |
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{ |
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// build a replacement array with braces around the context keys |
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$replace = array(); |
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foreach ($context as $key => $val) { |
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if (!is_array($val) && (!is_object($val) || method_exists($val, '__toString'))) { |
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$replace[sprintf('{%s}', $key)] = $val; |
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} |
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} |
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// interpolate replacement values into the message and return |
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return strtr($message, $replace); |
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} |
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} |
stakx-io /
stakx
