xref: /plugin/botmon/pview.php (revision 451abfad91f2735c461ed4299575292c7c711359)
17bd08c30SSascha Leib<?php /* BOT MONITOR PLUGIN PAGE VIEW SCRIPT */
2cf9f7fe8SSascha Leib
3cf9f7fe8SSascha Leib/* parse the JSON payload */
4cf9f7fe8SSascha Leib$json = json_decode($_POST['pageview'], true);
5cf9f7fe8SSascha Leibif (!$json) {
6cf9f7fe8SSascha Leib	http_response_code(400);
7b2e3bd8bSSascha Leib	die("Invalid JSON Data.");
8cf9f7fe8SSascha Leib}
9cf9f7fe8SSascha Leib
10b2e3bd8bSSascha Leib// select the session identifier?
1113c9d29dSSascha Leib$sessionId = $_COOKIE['DokuWiki']  ?? '';
12abfc901fSSascha Leib$sessionType = 'dw';
1313c9d29dSSascha Leibif ($sessionId == '') {
14abfc901fSSascha Leib	$sessionId = $_SERVER['REMOTE_ADDR'] ?? '';
15f162e4a9SSascha Leib	if ($sessionId == '127.0.0.1' || $sessionId == '::1') {
16abfc901fSSascha Leib		$sessionId = 'localhost';
17abfc901fSSascha Leib	}
18abfc901fSSascha Leib	$sessionType = 'ip';
19abfc901fSSascha Leib}
20abfc901fSSascha Leib
21b2e3bd8bSSascha Leib// check if valid session id string:
22b2e3bd8bSSascha Leibif (strlen($sessionId) < 46 && !preg_match('/^[\w\d\.:]+$/', $sessionId)) {
23b2e3bd8bSSascha Leib	$sessionId = 'invalid-session-id';
24b2e3bd8bSSascha Leib}
25b2e3bd8bSSascha Leib
26b2e3bd8bSSascha Leib// clean the page ID
27b2e3bd8bSSascha Leib$pageId = preg_replace('/[\x00-\x1F{};]/', "\u{FFFD}", $json['pg'] ?? '');
28b2e3bd8bSSascha Leib
29b2e3bd8bSSascha Leib// clean the user-name
30b2e3bd8bSSascha Leib$userName = preg_replace('/[\x00-\x1F]/', "\u{FFFD}", $json['u'] ?? '');
31b2e3bd8bSSascha Leib
32b2e3bd8bSSascha Leib// check load time
33b2e3bd8bSSascha Leib$loadTime = $json['lt'] ?? '';
34b2e3bd8bSSascha Leibif ($loadTime !== '' ) $loadTime = intval($loadTime);
35b2e3bd8bSSascha Leib
36b2e3bd8bSSascha Leib// clean the user agent string
37b2e3bd8bSSascha Leib$agent = preg_replace('/[\x00-\x1F]/', "\u{FFFD}", $_SERVER['HTTP_USER_AGENT'] ?? '');
38b2e3bd8bSSascha Leib
39b2e3bd8bSSascha Leib// clean the referer
40b2e3bd8bSSascha Leib$referer = preg_replace('/[\x00-\x1F]/', "\u{FFFD}", $json['r'] ?? '');
41b2e3bd8bSSascha Leib
42b2e3bd8bSSascha Leib
43cf9f7fe8SSascha Leib/* build the resulting log line (ensure fixed column positions!) */
44cf9f7fe8SSascha Leib$logArr = Array(
4587d76396SSascha Leib	$_SERVER['REMOTE_ADDR'] ?? '', /* remote IP */
46b2e3bd8bSSascha Leib	$pageId, /* DW Page ID */
47abfc901fSSascha Leib	$sessionId, /* Session ID */
48b2e3bd8bSSascha Leib	$userName, /* DW User name (if logged in) */
49b2e3bd8bSSascha Leib	$loadTime, /* load time */
50b2e3bd8bSSascha Leib	$referer, /* Referrer URL */
51b2e3bd8bSSascha Leib	$agent /* User agent */
5287d76396SSascha Leib	// $json['lg'] ?? '', /* browser language */
5387d76396SSascha Leib	// $json['scr'] ?? '', /* Screen dimensions */
542f2bc93aSSascha Leib	// $json['tz'] ?? '', /* timzone offset */
5587d76396SSascha Leib	// $json['l'] ?? '', /* Accepted languages list */
5687d76396SSascha Leib	// $json['url'] ?? '', /* Full request URL */
57cf9f7fe8SSascha Leib	// $json['t'] ?? '' /* Page title */
58cf9f7fe8SSascha Leib);
59cf9f7fe8SSascha Leib
60cf9f7fe8SSascha Leib/* create the log line */
614cddc661SSascha Leib$filename = 'logs/' . gmdate('Y-m-d') . '.log.txt'; /* use server datetime */
62cf9f7fe8SSascha Leib$logline = gmdate('Y-m-d H:i:s');
63cf9f7fe8SSascha Leibforeach ($logArr as $val) {
64cf9f7fe8SSascha Leib	$logline .= "\t" . $val;
65cf9f7fe8SSascha Leib};
66cf9f7fe8SSascha Leib
67cf9f7fe8SSascha Leib/* write the log line to the file */
68cf9f7fe8SSascha Leib$logfile = fopen($filename, 'a');
69cf9f7fe8SSascha Leibif (!$logfile) {
70*451abfadSSascha Leib	http_response_code(507);
71cf9f7fe8SSascha Leib	die("Error: Unable to open log file. Please check file permissions.");
72cf9f7fe8SSascha Leib}
73cf9f7fe8SSascha Leib
74cf9f7fe8SSascha Leibif (fwrite($logfile, $logline . "\n") === false) {
75cf9f7fe8SSascha Leib	http_response_code(500);
76cf9f7fe8SSascha Leib	fclose($logfile);
77cf9f7fe8SSascha Leib	die("Error: Could not write to log file.");
78cf9f7fe8SSascha Leib}
79cf9f7fe8SSascha Leibfclose($logfile);
80cf9f7fe8SSascha Leib
81cf9f7fe8SSascha Leib/* send a 202 response */
82cf9f7fe8SSascha Leibhttp_response_code(202);
83cf9f7fe8SSascha Leibecho "OK";