diogenes.core.logger.inc.php

<?php
/*
 * Copyright (C) 2003-2004 Polytechnique.org
 * http://opensource.polytechnique.org/
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */


class DiogenesCoreLogger {
  var $uid;
  var $session;
  var $actions;

  var $table_actions;
  var $table_events;
  var $table_sessions;

  function DiogenesCoreLogger($uid,$suid='',$auth='',$sauth='') {
    global $globals;

    // read database table names from globals
    $this->table_actions = $globals->table_log_actions;
    $this->table_events = $globals->table_log_events;
    $this->table_sessions = $globals->table_log_sessions;

    // write the session entry
    $this->uid = $uid;
    $this->session = $this->writeSession($uid,$suid,$auth,$sauth);

    // retrieve available actions
    $this->actions = $this->readActions();
  }


  function writeSession($uid,$suid,$auth,$sauth) {
    global $globals;

    $ip = $_SERVER['REMOTE_ADDR'];
    $host = strtolower(gethostbyaddr($_SERVER['REMOTE_ADDR']));
    $browser = (isset($_SERVER['HTTP_USER_AGENT']) ? $_SERVER['HTTP_USER_AGENT'] : '');
    $sql = "INSERT INTO {$this->table_sessions} SET uid='$uid',host='$host',ip='$ip',browser='$browser'";
    // optional parameters
    if ($suid)
      $sql .= ",suid='$suid'";
    if ($auth)
      $sql .= ",auth='$auth'";
    if ($sauth)
      $sql .= ",sauth='$sauth'";

    $globals->db->query($sql);
    
    return $globals->db->insert_id();
  }


  function readActions() {
    global $globals;

    $res=$globals->db->query("SELECT id,text FROM {$this->table_actions}");
    while(list($action_id,$action_text)=mysql_fetch_row($res))
      $actions[$action_text] = $action_id;

    mysql_free_result($res);
    
    return $actions;
  }

  
  function log($action,$data="") {
    global $globals;

    if (isset($this->actions[$action]))
      $globals->db->query("INSERT INTO {$this->table_events} SET session='{$this->session}',action='{$this->actions[$action]}',data='{$data}'");
    else
      echo "unknown action : $action<br />";
  }

  function debug() {
    echo "session=".$this->session."<br />";
    echo "uid=".$this->uid."<br />";
    print_r($this->actions);
    echo "<br />";
  }
}

?>

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