89 lines
2.5 KiB
PHP
89 lines
2.5 KiB
PHP
<?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/>.
|
|
*
|
|
*/
|
|
|
|
/**
|
|
* logging utilities
|
|
*
|
|
* Log is saved at data/owncloud.log (on default)
|
|
*/
|
|
|
|
class OC_Log_Owncloud {
|
|
static protected $logFile;
|
|
|
|
/**
|
|
* Init class data
|
|
*/
|
|
public static function init() {
|
|
$datadir=OC_Config::getValue( "datadirectory", OC::$SERVERROOT.'/data' );
|
|
self::$logFile=OC_Config::getValue( "logfile", $datadir.'/owncloud.log' );
|
|
}
|
|
|
|
/**
|
|
* write a message in the log
|
|
* @param string $app
|
|
* @param string $message
|
|
* @param int level
|
|
*/
|
|
public static function write($app, $message, $level) {
|
|
$minLevel=min(OC_Config::getValue( "loglevel", OC_Log::WARN ),OC_Log::ERROR);
|
|
if($level>=$minLevel){
|
|
$entry=array('app'=>$app, 'message'=>$message, 'level'=>$level,'time'=>time());
|
|
$fh=fopen(self::$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){
|
|
self::init();
|
|
$minLevel=OC_Config::getValue( "loglevel", OC_Log::WARN );
|
|
$entries = array();
|
|
$handle = fopen(self::$logFile, 'r');
|
|
if ($handle) {
|
|
// Just a guess to set the file pointer to the right spot
|
|
$maxLineLength = 150;
|
|
fseek($handle, -($limit * $maxLineLength + $offset * $maxLineLength), SEEK_END);
|
|
// Skip first line, because it is most likely a partial line
|
|
fgets($handle);
|
|
while (!feof($handle)) {
|
|
$line = fgets($handle);
|
|
if (!empty($line)) {
|
|
$entry = json_decode($line);
|
|
if ($entry->level >= $minLevel) {
|
|
$entries[] = $entry;
|
|
}
|
|
}
|
|
}
|
|
fclose($handle);
|
|
// Extract the needed entries and reverse the order
|
|
$entries = array_reverse(array_slice($entries, -($limit + $offset), $limit));
|
|
}
|
|
return $entries;
|
|
}
|
|
}
|