<?php
/*
+----------------------------------------------+
| |
| PHP apache log parser class |
| |
+----------------------------------------------+
| Filename : apache-log-parser.php |
| Created : 21-Sep-05 23:28 GMT |
| Created By : Sam Clarke |
| Email : [email protected] |
| Version : 1.0 |
| |
+----------------------------------------------+
LICENSE
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License (GPL)
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.
To read the license please visit http://www.gnu.org/copyleft/gpl.html
*/
class apache_log_parser
{
var $bad_rows; // Number of bad rows
var $fp; // File pointer
function format_log_line($line)
{
preg_match("/^(\S+) (\S+) (\S+) \[([^:]+):(\d+:\d+:\d+) ([^\]]+)\] \"(\S+) (.*?) (\S+)\" (\S+) (\S+) (\".*?\") (\".*?\")$/", $line, $matches); // pattern to format the line
return $matches;
}
function format_line($line)
{
$logs = $this->format_log_line($line); // format the line
if (isset($logs[0])) // check that it formated OK
{
$formated_log = array(); // make an array to store the lin info in
$formated_log['ip'] = $logs[1];
$formated_log['identity'] = $logs[2];
$formated_log['user'] = $logs[2];
$formated_log['date'] = $logs[4];
$formated_log['time'] = $logs[5];
$formated_log['timezone'] = $logs[6];
$formated_log['method'] = $logs[7];
$formated_log['path'] = $logs[8];
$formated_log['protocal'] = $logs[9];
$formated_log['status'] = $logs[10];
$formated_log['bytes'] = $logs[11];
$formated_log['referer'] = $logs[12];
$formated_log['agent'] = $logs[13];
return $formated_log; // return the array of info
}
else
{
$this->badRows++; // if the row is not in the right format add it to the bad rows
return false;
}
}
function open_log_file($file_name)
{
$this->fp = fopen($file_name, 'r'); // open the file
if (!$this->fp)
{
return false; // return false on fail
}
return true; // return true on sucsess
}
function close_log_file()
{
return fclose($this->fp); // close the file
}
// gets a line from the log file
function get_line()
{
if (feof($this->fp))
{
return false;
}
$bits='';
// I find for loops much much faster
for (;!feof($this->fp) && $bits != "\n";)
{
$bits .= fread($this->fp, 1);
}
return rtrim($bits, "\n");
}
}
?>
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