1: <?php
  2: 
  3:     namespace HZSystem\Core\Logger\Appenders;
  4:         
  5:         use HZSystem\Core\Logger\HZLogRow;
  6:     
  7:     /*
  8:          * Copyright (C) 2021 HZKnight
  9:          *
 10:          * This program is free software: you can redistribute it and/or modify
 11:          * it under the terms of the GNU Affero General Public License as published by
 12:          * the Free Software Foundation, either version 3 of the License, or
 13:          * (at your option) any later version.
 14:          *
 15:          * This program is distributed in the hope that it will be useful,
 16:          * but WITHOUT ANY WARRANTY; without even the implied warranty of
 17:          * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 18:          * GNU Affero General Public License for more details.
 19:          *
 20:          * You should have received a copy of the GNU Affero General Public License
 21:          * along with this program.  If not, see <http://www.gnu.org/licenses/agpl-3.0.html>.
 22:          */
 23: 
 24:         /**
 25:          *  File appender per HZLogger 
 26:          *
 27:          *  @author  Luca Liscio <lucliscio@h0model.org>
 28:          *  @version 0.0.1 2015/12/19 19:20:20
 29:          *  @copyright 2021 HZKnight
 30:          *  @license http://www.gnu.org/licenses/agpl-3.0.html GNU/AGPL3
 31:          *
 32:          *  @package hzSystem
 33:          *  @subpackage Core\Logger\Appenders
 34:          *  @filesource
 35:          */
 36:         
 37:     class Appender_file extends Appender {
 38:         
 39:         private $logfile;
 40:             private $logfile_basename;
 41:             private $logfile_basedir;
 42:         
 43:             /**
 44:              * Construntor method
 45:              * 
 46:              * @param String $logname log name
 47:              */
 48:             public function __construct($logname){
 49:                 
 50:                 parent::__construct();
 51:                 $this->logfile_basedir = $_SESSION["hzSystem_path"]."log";
 52:                 $this->logfile_basename = $logname;
 53:                 $this->logfile = $this->logfile_basedir.DIRECTORY_SEPARATOR.$this->logfile_basename."_".date("dmY").".log";
 54:                 
 55:             }
 56:     
 57:             /**
 58:              * Save one row in the log file
 59:              * 
 60:              * @param HZLogRow $log_row
 61:              */
 62:             public function add(HZLogRow $log_row){
 63:                 
 64:                 if($log_row->type >= $this->loglevel)
 65:                     error_log("(".$log_row->date.") [".$this->error_identifier[$log_row->type]."] --> ".$log_row->message."\n",3,$this->logfile);
 66:                 
 67:             }
 68:         
 69:             /**
 70:              * Return a part of log file
 71:              * 
 72:              * @param integer $start start row
 73:              * @param integer $stop end row
 74:              * @return list of log row
 75:              * @throws LogFileNotFoundExceprions 
 76:              */
 77:             public function get_log($start=0,$stop){
 78:                    
 79:                 if (file_exists($this->logfile)) {
 80:                     $log = file($this->logfile);
 81:                     if($stop==null){
 82:                         return array_slice($log, $start);
 83:                     } else {
 84:                         return array_slice($log, $start, $stop-$start);
 85:                     }
 86:                 } else {
 87:                     throw new LogFileNotFoundExceprions(dgettext("hzSystem","Log file not found"));
 88:                 }
 89:                                         
 90:             }
 91:            
 92:             /**
 93:              * change the log directory
 94:              * 
 95:              * @param string $dir log dirrectory
 96:              */
 97:             public function setLogDir($dir){
 98:                 $this->logfile_basedir = $dir;
 99:                 $this->logfile = $this->logfile_basedir.DIRECTORY_SEPARATOR.$this->logfile_basename."_".date("dmY").".log";
100:             }       
101:     }