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<?php
# This file is part of BBClone (A PHP web counter on steroids)
# $Header: /cvs/bbclone/mark_page.php,v 1.88 2005/02/24 11:44:19 olliver Exp $
# Copyright (C) 2001-2005, the BBClone Team (see file doc/authors.txt
# distributed with this library)
# 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.
# See doc/copying.txt for details
if (!defined("_MARK_PAGE")) define("_MARK_PAGE", "1");
else return;
if ((!defined("_BBCLONE_DIR")) || (!is_readable(_BBCLONE_DIR."constants.php"))) return;
else require_once(_BBCLONE_DIR."constants.php");
if ((_BBC_PHP < 404) || !extension_loaded("pcre")) {
exit("<hr /><b>Error:</b> Your PHP installation doesn't meet the minimum requirements for running BBClone.");
}
foreach (array($BBC_LIB_PATH."io.php", $BBC_LIB_PATH."marker.php", $BBC_CONFIG_FILE) as $i) {
if (is_readable($i)) require_once($i);
else {
if (empty($BBC_DEBUG)) return;
else exit(bbc_msg($i));
}
}
if (extension_loaded("sysvsem") && (_BBC_PHP > 409) && stristr("sem", $BBC_USE_LOCK)) define("_BBC_SEM", 1);
if (extension_loaded("dio") && stristr("dio", $BBC_USE_LOCK)) define("_BBC_DIO", 1);
if (!defined("_BBC_SEM") && !defined("_BBC_DIO") || stristr("flk", $BBC_USE_LOCK)) define("_BBC_FLK", 1);
if (!function_exists("flock") && (stristr("flk", $BBC_USE_LOCK) !== false)) {
if (empty($BBC_DEBUG)) return;
else exit(bbc_msg("", "l"));
}
if (!is_readable($BBC_CACHE_PATH)) {
if (empty($BBC_DEBUG)) return;
else exit(bbc_msg($BBC_CACHE_PATH));
}
ignore_user_abort(1);
# Don't write to counter files if we want to reset stats
if (empty($BBC_KILL_STATS)) {
# needs to be always executed because otherwise our counter wouldn't work
# any longer by the time $BBC_DEBUG was activated
$i = bbc_exec_marker();
# Don't process anything unless we are told to do so
if (!defined("_OK")) {
if (empty($BBC_DEBUG)) return ignore_user_abort(0);
else exit($i);
}
else !empty($BBC_DEBUG) ? print($i) : "";
}
foreach (array("ACCESS_FILE", "LAST_FILE", "LOCK") as $i) {
if (!is_readable(${"BBC_".$i})) {
if (empty($BBC_DEBUG)) return ignore_user_abort(0);
else exit(bbc_msg(${"BBC_".$i}));
}
if (!is_writable(${"BBC_".$i})) {
if (empty($BBC_DEBUG)) return ignore_user_abort(0);
else exit(bbc_msg(${"BBC_".$i}, "w"));
}
}
# Kill'em all if requested and return
if (!empty($BBC_KILL_STATS)) {
bbc_kill_stats();
if (empty($BBC_DEBUG)) return ignore_user_abort(0);
else exit(bbc_msg("", "k"));
}
if (filesize($BBC_LOCK) !== 0) {
($BBC_TIMESTAMP - filemtime($BBC_LOCK) > 30) ? fclose(fopen($BBC_LOCK, "wb")) : "";
return ignore_user_abort(0);
}
if ($BBC_TIMESTAMP <= filemtime($BBC_ACCESS_FILE)) return ignore_user_abort(0);
foreach (array("log_processor", "new_connect", "timecalc", "referrer", "charconv") as $i) {
if (!is_readable($BBC_LIB_PATH.$i.".php")) {
if (empty($BBC_DEBUG)) return ignore_user_abort(0);
else exit(bbc_msg($BBC_LIB_PATH.$i.".php"));
}
require_once($BBC_LIB_PATH.$i.".php");
}
foreach (array("robot", "browser", "os") as $i) {
if (!is_readable($BBC_LIB_PATH.$i.".php")) {
if (empty($BBC_DEBUG)) return ignore_user_abort(0);
else exit(bbc_msg($BBC_LIB_PATH.$i.".php"));
}
}
# write to lockfile
if (($a = bbc_aquire_lock($BBC_LOCK)) && bbc_write_data($a, "1")) {
clearstatcache();
require($BBC_ACCESS_FILE);
require($BBC_LAST_FILE);
# cleanup if requested
if (!empty($BBC_PURGE_SINGLE)) bbc_purge_single();
# reset ranking if it's set to "0"
foreach (array("HOST" => "host", "KEY" => "key", "ORIGIN" => "referer", "PAGE" => "page") as $i => $j) {
if (empty(${"BBC_MAX".$i}) && isset($access)) {
$access[$j] = array();
if (isset($last)) unset($last);
}
}
if (isset($access)) {
# updates
if (isset($access['time']) && is_array($access['time'])) bbc_time_offset();
if (!isset($access['bbc0501'])) bbc_update();
}
# global and time stats
if (($b = bbc_aquire_lock($BBC_ACCESS_FILE)) && ($c = bbc_aquire_lock($BBC_LAST_FILE)) &&
($new_access = bbc_counter_to_array())) {
bbc_add_new_connections($new_access);
bbc_update_last();
if (bbc_write_data($b, "<?php\n\$access =\n".bbc_array_to_str($access).";\n?>")) bbc_release_lock($b);
if (!empty($BBC_DEBUG)) print(bbc_msg(basename($BBC_ACCESS_FILE), "o"));
if (bbc_write_data($c, "<?php\n\$last =\n".bbc_array_to_str($last).";\n?>")) bbc_release_lock($c);
if (!empty($BBC_DEBUG)) print(bbc_msg(basename($BBC_LAST_FILE), "o"));
}
}
else (!empty($BBC_DEBUG) ? print(bbc_msg("", "l")) : "");
# once we've finished we unlock and truncate the lock file
if (bbc_write_data($a)) bbc_release_lock($a);
ignore_user_abort(0);
# Exit if debug mode is turned on.
if (!empty($BBC_DEBUG)) exit();
?>
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