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<?php
/**
* Utility class logging DAV requests
*
* @author Thomas Bruederli <bruederli@kolabsys.com>
*
* Copyright (C) 2013, Kolab Systems AG <contact@kolabsys.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program 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 program. If not, see <http://www.gnu.org/licenses/>.
*/
namespace Kolab\Utils;
use Sabre\DAV;
/**
* Utility class to log debug information about processed DAV requests
*/
class DAVLogger extends DAV\ServerPlugin
{
private $server;
private $method;
/**
* This initializes the plugin.
* This method should set up the required event subscriptions.
*
* @param Server $server
*/
public function initialize(DAV\Server $server)
{
$this->server = $server;
$server->subscribeEvent('beforeMethod', array($this, '_beforeMethod'));
$server->subscribeEvent('exception', array($this, '_exception'));
$server->subscribeEvent('exit', array($this, '_exit'));
}
/**
* Handler for 'beforeMethod' events
*/
public function _beforeMethod($method, $uri)
{
$this->method = $method;
// log to console
console($method . ' ' . $uri);
}
/**
* Handler for 'exception' events
*/
public function _exception($e)
{
// log to console
console(get_class($e) . ' (EXCEPTION)', $e->getMessage() /*, $e->getTraceAsString()*/);
}
/**
* Handler for 'exit' events
*/
public function _exit()
{
$time = microtime(true) - KOLAB_DAV_START;
if (function_exists('memory_get_usage'))
$mem = round(memory_get_usage() / 1024) . 'K';
if (function_exists('memory_get_peak_usage'))
$mem .= '/' . round(memory_get_peak_usage() / 1024) . 'K';
console(sprintf("/%s: %0.4f sec; %s", $this->method, $time, $mem));
}
}
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