Added new Logger class, as the basic logging implementation and moved application/log to application/logs

system/classes/logger.php

@@ -0,0 +1,56 @@
+<?php defined('SYSPATH') or die('No direct script access.');
+/**
+ * Message logging.
+ *
+ * @package    Core
+ * @author     Kohana Team
+ * @copyright  (c) 2008-2009 Kohana Team
+ * @license    http://kohanaphp.com/license.html
+ */
+class Logger_Core {
+
+	/**
+	 * @var  string  format of timestamp added to each message
+	 */
+	public static $timestamp = 'Y-m-d H:i:s';
+
+	/**
+	 * Writes a new log message.
+	 *
+	 *     Logger::write('debug', 'Testing the creation of log messages');
+	 *
+	 * @param   string   type of log (debug, error, etc)
+	 * @param   string   message to log
+	 * @return  boolean
+	 */
+	public function write($type, $message)
+	{
+		// Set the log directory
+		$directory = APPPATH.'logs/'.date('Y/m');
+
+		if ( ! is_dir($directory))
+		{
+			// Create the log directory
+			mkdir($directory, 0777, TRUE);
+		}
+
+		// Set the log filename
+		$filename = $directory.date('/d').'.log.php';
+
+		if ( ! file_exists($filename))
+		{
+			// Create the log file
+			file_put_contents($filename, Kohana::PHP_HEADER.' ?>'.PHP_EOL);
+
+			// Prevent external writes
+			chmod($filename, 0644);
+		}
+
+		// Create the message timestamp
+		$timestamp = date(Logger::$timestamp);
+
+		// Add the message to the log
+		return (bool) file_put_contents($filename, PHP_EOL."{$timestamp} --- {$type}: {$message}", FILE_APPEND);
+	}
+
+} // End Logger