provide a logging mechanism

1 files changed, 71 insertions, 0 deletions

diff --git a/lib/log.php b/lib/log.php
new file mode 100644
index 00000000000..a951b676037
--- /dev/null
+++ b/lib/log.php
@@ -0,0 +1,71 @@
+<?php
+/**
+ * ownCloud
+ *
+ * @author Robin Appelman
+ * @copyright 2011 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/>.
+ *
+ */
+
+/**
+ *logging utilities
+ *
+ * Log is saved at data/owncloud.log (on default)
+ */
+
+class OC_Log{
+	const DEBUG=0;
+	const INFO=1;
+	const WARN=2;
+	const ERROR=3;
+	const FATAL=4;
+
+	/**
+	 * 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);
+		}
+	}
+	
+	public static function getEntries(){
+		$datadir=OC_Config::getValue( "datadirectory", OC::$SERVERROOT.'/data' );
+		$logFile=OC_Config::getValue( "logfile", $datadir.'/owncloud.log' );
+		$entries=array();
+		if(!file_exists($logFile)){
+			return array();
+		}
+		$fh=fopen($logFile,'r');
+		while(!feof($fh)){
+			$line=fgets($fh);
+			if($line){
+				$entries[]=json_decode($line);
+			}
+		}
+		fclose($fh);
+		return $entries;
+	}
+}