86 lines
2.2 KiB
PHP
86 lines
2.2 KiB
PHP
<?php
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/**
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* ownCloud
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*
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* @author Robin Appelman
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* @copyright 2012 Robin Appelman icewind1991@gmail.com
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
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*
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* You should have received a copy of the GNU Affero General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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/**
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* logging utilities
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*
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* Log is saved at data/owncloud.log (on default)
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*/
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class OC_Log_Owncloud {
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static protected $logFile;
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/**
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* Init class data
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*/
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public static function init() {
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$datadir=OC_Config::getValue( "datadirectory", OC::$SERVERROOT.'/data' );
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self::$logFile=OC_Config::getValue( "logfile", $datadir.'/owncloud.log' );
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}
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/**
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* write a message in the log
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* @param string $app
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* @param string $message
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* @param int level
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*/
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public static function write($app, $message, $level) {
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$minLevel=min(OC_Config::getValue( "loglevel", OC_Log::WARN ),OC_Log::ERROR);
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if($level>=$minLevel){
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$entry=array('app'=>$app, 'message'=>$message, 'level'=>$level,'time'=>time());
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$fh=fopen(self::$logFile, 'a');
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fwrite($fh, json_encode($entry)."\n");
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fclose($fh);
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}
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}
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/**
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* get entries from the log in reverse chronological order
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* @param int limit
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* @param int offset
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* @return array
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*/
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public static function getEntries($limit=50, $offset=0){
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self::init();
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$minLevel=OC_Config::getValue( "loglevel", OC_Log::WARN );
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$entries=array();
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if(!file_exists(self::$logFile)) {
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return array();
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}
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$contents=file(self::$logFile);
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if(!$contents) {//error while reading log
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return array();
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}
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$end=max(count($contents)-$offset-1, 0);
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$start=max($end-$limit,0);
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$i=$end;
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while($i>$start){
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$entry=json_decode($contents[$i]);
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if($entry->level>=$minLevel){
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$entries[]=$entry;
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}
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$i--;
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}
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return $entries;
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}
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}
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