В общем не смог я победить повторы пар юзер-айпи. Если читать из одного файла, то можно было бы, а изо всех - у меня не вышло.
код логера (+/-)
<?php
session_start();
$us_sid = session_id();
$textfile = time() . '.txt';
$time_is_up = time() - 300;
$numb_files = 10;
$content = null;
$date = date('j.m.Y - H:i:s');
$user_agent = trim(htmlspecialchars($_SERVER['HTTP_USER_AGENT']));
$user_agent = str_replace('|', '', $user_agent);
$ip = $_SERVER['REMOTE_ADDR'];
$ref = filter_input(INPUT_SERVER, 'HTTP_REFERER', FILTER_SANITIZE_FULL_SPECIAL_CHARS);
$ref = !empty($ref) ? '<a href="'. $ref .'">'. $ref .'</a>' : null;
$filing = $us_sid .'|'. $date .'|'. $user_agent .'|'. $ip .'|'. $ref . PHP_EOL;
if (sizeof(glob('*.txt')) == 0) file_put_contents($textfile, $filing);
$array_names = glob('*.txt');
$all_strings = sizeof($array_names);
if ($all_strings > 0 && $all_strings < $numb_files) {
$basename = (int)basename(end($array_names), '.txt');
if ($time_is_up > $basename) file_put_contents($textfile, $filing);
$array_names = glob('*.txt');
$end_file = file_get_contents(end($array_names));
$temp = array();
foreach (explode(PHP_EOL, $end_file) as $string) {
$array = explode('|', $string);
$temp[] = $array[0];
}
if (!in_array($us_sid, $temp)) {
file_put_contents(end($array_names), $filing, FILE_APPEND | LOCK_EX);
}
}
if (sizeof(glob('*.txt')) >= $numb_files) {
$array_names = array_reverse(glob('*.txt'));
$arr_fnames = array();
$arr_contents = array();
for ($i = 0; $i < $numb_files; $i++) {
$arr_fnames[] = $array_names[$i];
$arr_contents[] = file_get_contents($array_names[$i]);
}
foreach (glob('*.txt') as $filename) unlink($filename);
$basename = (int)basename($arr_fnames[0], '.txt');
if ($time_is_up > $basename) {
file_put_contents($textfile, $filing);
for ($i = 0; $i < ($numb_files - 1); $i++) {
file_put_contents($arr_fnames[$i], $arr_contents[$i]);
}
} else {
for ($i = 0; $i < $numb_files; $i++) {
file_put_contents($arr_fnames[$i], $arr_contents[$i]);
}
}
$array_names = glob('*.txt');
$file = file_get_contents(end($array_names));
$temp = array();
foreach (explode(PHP_EOL, $file) as $string) {
$array = explode('|', $string);
$temp[] = $array[0];
}
if (!in_array($us_sid, $temp)) {
file_put_contents(end($array_names), $filing, FILE_APPEND | LOCK_EX);
}
}
/** ******************** Вывод в браузер ******************** **/
$array_files = isset($_POST['check']) ? array_reverse(glob('*.txt')) : glob('*.txt');
$multiplicand = isset($_POST['multiplicand']) ? (int)$_POST['multiplicand'] : 30;
$multiplier = isset($_POST['multiplier']) ? (int)$_POST['multiplier'] : 60;
$composition = $multiplicand * $multiplier;
$time = time() - $composition;
$contents = null;
$sort_array = array();
if (!empty($_POST)) {
foreach ($array_files as $str_fname) {
if ((int)basename($str_fname, '.txt') >= $time) {
foreach (explode(PHP_EOL, file_get_contents($str_fname)) as $str) {
if (strlen($str) == '') continue;
$sort_array[] = $str;
}
}
}
$content = '<table border="1" style="font-size: 14px;">'.
'<tr><td>Дата</td><td>Браузер</td><td>IP</td><td>Откуда</td></tr>';
foreach ($sort_array as $sort_str) {
$arr = explode('|', $sort_str);
$content .= '<tr><td>'. $arr[1] .'</td><td>'. $arr[2] .'</td>'.
'<td>'. $arr[3] .'</td><td>'. $arr[4] .'</td></tr>';
}
$content .= '</table>';
}
?>
<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="content-type" content="text/html" />
<title>Статистика посещений</title>
</head>
<body>
<form method="post">
<p>
Статистика за период
<input type="text" name="multiplicand" value="<?=$multiplicand?>" maxlength="2" size="1" />
<input type="radio" name="multiplier" value="60" checked="checked" /> минут
<input type="radio" name="multiplier" value="3600" /> часов
<input type="radio" name="multiplier" value="86400" /> суток
</p>
<p>
Последние сверху
<input type="checkbox" name="check" value="1" checked="checked" />
</p>
<input type="submit" value="просмотр" /><br />
</form>
<p><?=$content?></p>
</body>
</html>Демо скрипта