Add support for logging to syslog

1 files changed, 16 insertions, 55 deletions

diff --git a/lib/log.php b/lib/log.php
index 4e450a027f5..8bb2839be66 100644
--- a/lib/log.php
+++ b/lib/log.php
@@ -1,78 +1,39 @@
 <?php
 /**
- * ownCloud
- *
- * @author Robin Appelman
- * @copyright 2012 Robin Appelman icewind1991@gmail.com
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
- * License as published by the Free Software Foundation; either
- * version 3 of the License, or any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU AFFERO GENERAL PUBLIC LICENSE for more details.
- *
- * You should have received a copy of the GNU Affero General Public
- * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
- *
+ * Copyright (c) 2012 Bart Visscher <bartv@thisnet.nl>
+ * This file is licensed under the Affero General Public License version 3 or
+ * later.
+ * See the COPYING-README file.
  */
 
 /**
- *logging utilities
+ * logging utilities
  *
- * Log is saved at data/owncloud.log (on default)
+ * Log is saved by default at data/owncloud.log using OC_Log_Owncloud.
+ * Selecting other backend is done with a config option 'log_type'.
  */
 
-class OC_Log{
+class OC_Log {
 	const DEBUG=0;
 	const INFO=1;
 	const WARN=2;
 	const ERROR=3;
 	const FATAL=4;
 
+	static protected $class = null;
+
 	/**
 	 * write a message in the log
 	 * @param string $app
 	 * @param string $message
 	 * @param int level
 	 */
-	public static function write($app,$message,$level){
-		$minLevel=OC_Config::getValue( "loglevel", 2 );
-		if($level>=$minLevel){
-			$datadir=OC_Config::getValue( "datadirectory", OC::$SERVERROOT.'/data' );
-			$logFile=OC_Config::getValue( "logfile", $datadir.'/owncloud.log' );
-			$entry=array('app'=>$app,'message'=>$message,'level'=>$level,'time'=>time());
-			$fh=fopen($logFile,'a');
-			fwrite($fh,json_encode($entry)."\n");
-			fclose($fh);
-		}
-	}
-
-	/**
-	 * get entries from the log in reverse chronological order
-	 * @param int limit
-	 * @param int offset
-	 * @return array
-	 */
-	public static function getEntries($limit=50,$offset=0){
-		$datadir=OC_Config::getValue( "datadirectory", OC::$SERVERROOT.'/data' );
-		$logFile=OC_Config::getValue( "logfile", $datadir.'/owncloud.log' );
-		$entries=array();
-		if(!file_exists($logFile)){
-			return array();
-		}
-		$contents=file($logFile);
-		if(!$contents){//error while reading log
-			return array();
-		}
-		$end=max(count($contents)-$offset-1,0);
-		$start=max($end-$limit,0);
-		for($i=$end;$i>$start;$i--){
-			$entries[]=json_decode($contents[$i]);
+	public static function write($app, $message, $level) {
+		if (!self::$class) {
+			self::$class = 'OC_Log_'.ucfirst(OC_Config::getValue('log_type', 'owncloud'));
+			call_user_func(array(self::$class, 'init'));
 		}
-		return $entries;
+		$log_class=self::$class;
+		$log_class::write($app, $message, $level);
 	}
 }