Added CliLogger

src/CliLogger.php

@@ -0,0 +1,59 @@
+<?php
+
+	namespace CzProject\Logger;
+
+
+	class CliLogger implements ILogger
+	{
+		/** @var int */
+		private $level;
+
+		/** @var bool */
+		private $colored;
+
+		/** @var array */
+		protected static $colors = array(
+			ILogger::SUCCESS => '0;32',
+			ILogger::ERROR => '0;31',
+			ILogger::EXCEPTION => '0;31',
+			ILogger::CRITICAL => '0;31',
+			ILogger::WARNING => '0;33',
+			ILogger::DEBUG => '1;30',
+		);
+
+
+		/**
+		 * @param  int
+		 */
+		public function __construct($level = ILogger::INFO, $colored = NULL)
+		{
+			$this->level = $level;
+			$this->colored = $colored !== NULL ? $colored : self::detectColoredOutput();
+		}
+
+
+		public function log($msg, $level = ILogger::INFO)
+		{
+			if ($level >= $this->level) {
+				if ($this->colored && isset(self::$colors[$level])) {
+					echo "\033[", self::$colors[$level], 'm', $msg, "\033[0m\n";
+
+				} else {
+					echo $msg, "\n";
+				}
+			}
+		}
+
+
+		/**
+		 * @return	bool
+		 */
+		public static function detectColoredOutput()
+		{
+			// Code from Tracy (from Nette Framework)
+			// see https://github.com/nette/tracy/blob/master/src/Tracy/Dumper.php#L315-L317
+			return (getenv('ConEmuANSI') === 'ON'
+				|| getenv('ANSICON') !== FALSE
+				|| (defined('STDOUT') && function_exists('posix_isatty') && posix_isatty(STDOUT)));
+		}
+	}