<h2>Editing File: /var/softaculous/fud/default/users.inc</h2><form method='post'><textarea name='content' class='file-edit'>&lt;?php
/**
* copyright            : (C) 2001-2025 Advanced Internet Designs Inc.
* email                : forum@prohost.org
* $Id$
*
* 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; version 2 of the License.
**/

function &amp;init_user()
{
	$o1 =&amp; $GLOBALS['FUD_OPT_1'];
	$o2 =&amp; $GLOBALS['FUD_OPT_2'];
	$o3 =&amp; $GLOBALS['FUD_OPT_3'];
	$o4 =&amp; $GLOBALS['FUD_OPT_4'];

	if ($o2 &amp; 32768 &amp;&amp; empty($_SERVER['PATH_INFO']) &amp;&amp; !empty($_SERVER['ORIG_PATH_INFO'])) {
		$_SERVER['PATH_INFO'] = $_SERVER['ORIG_PATH_INFO'];
	}

	/* We need to parse S &amp; rid right away since they are used during user init. */
	if ($o2 &amp; 32768 &amp;&amp; !empty($_SERVER['PATH_INFO']) &amp;&amp; empty($_GET['t'])) {	// USE_PATH_INFO
		$pb = $p = explode('/', trim($_SERVER['PATH_INFO'], '/'));
		if ($o1 &amp; 128) {	// SESSION_USE_URL
			$_GET['S'] = array_pop($p);
		}
		if ($o2 &amp; 8192) {	// TRACK_REFERRALS
			$_GET['rid'] = array_pop($p);
		}
		$_SERVER['QUERY_STRING'] = htmlspecialchars($_SERVER['PATH_INFO']) .'?'. $_SERVER['QUERY_STRING'];

		/* Default to index or blog page. */
		if (!isset($p[0])) {
			if ($o4 &amp; 16 &amp;&amp; $o4 &amp; 32) {	// Blog enabled and set as home page.
				$p[0] = 'blog';
			} else {
				$p[0] = 'i';
			}
		}
		/* Notice prevention code. */
		for ($i = 1; $i &lt; 5; $i++) {
			if (!isset($p[$i])) {
				$p[$i] = null;
			}
		}

		switch ($p[0]) {
			case 'm': /* goto specific message */
				$_GET['t'] = 0;
				$_GET['goto'] = $p[1];
				if (isset($p[2])) {
					$_GET['th'] = $p[2];
					if (isset($p[3]) &amp;&amp; is_numeric($p[3])) {
						$_GET['start'] = $p[3];
						if ($p[3]) {
							$_GET['t'] = 'msg';
							unset($_GET['goto']);
						}

						if (isset($p[4])) {
							if ($p[4] === 'prevloaded') {
								$_GET['prevloaded'] = 1;
								$i = 5;
							} else {
								$i = 4;
							}

							if (isset($p[$i])) {
								$_GET['rev'] = $p[$i];
								if (isset($p[$i+1])) {
									$_GET['reveal'] = $p[$i+1];
								}
							}
						}
					}
				}
				break;

			case 't': /* view thread */
				$_GET['t'] = 0;
				$_GET['th'] = $p[1];
				if (isset($p[2]) &amp;&amp; is_numeric($p[2])) {
					// START is not currently used for thread paging.
					// Set to 0, but keep code for possible future implementation.
					// $_GET['start'] = $p[2];
					$_GET['start'] = 0;
					if (!empty($p[3])) {
						$_GET[$p[3]] = 1;
					}
				}
				break;

			case 'f': /* view forum */
				$_GET['t'] = 1;
				$_GET['frm_id'] = $p[1];
				if (isset($p[2])) {
					$_GET['start'] = $p[2];
					if (isset($p[3])) {
						if ($p[3] === '0') {
							$_GET['sub'] = 1;
						} else {
							$_GET['unsub'] = 1;
						}
					}
				}
				break;

			case 'r':
				$_GET['t'] = 'post';
				$_GET[$p[1]] = $p[2];
				if (isset($p[3])) {
					$_GET['reply_to'] = $p[3];
					if (isset($p[4])) {
						if ($p[4]) {
							$_GET['quote'] = 'true';
						}
						if (isset($p[5])) {
							$_GET['start'] = $p[5];
						}
					}
				}
				break;

			case 'u': /* view user's info */
				$_GET['t'] = 'usrinfo';
				$_GET['id'] = $p[1];
				break;

			case 'i':
				$_GET['t'] = 'index';
				if (isset($p[1])) {
					$_GET['cat'] = (int) $p[1];
				}
				break;

			case 'fa':
				$_GET['t'] = 'getfile';
				$_GET['id'] = isset($p[1]) ? $p[1] : $pb[1];
				if (!empty($p[2])) {
					$_GET['private'] = 1;
				}
				break;

			case 'sp': /* show posts */
				$_GET['t'] = 'showposts';
				$_GET['id'] = $p[1];
				if (isset($p[2])) {
					$_GET['so'] = $p[2];
					if (isset($p[3])) {
						$_GET['start'] = $p[3];
					}
				}
				break;

			case 'l': /* login/logout */
				$_GET['t'] = 'login';
				if (isset($p[1])) {
					$_GET['logout'] = 1;
				}
				break;

			case 'e':
				$_GET['t'] = 'error';
				break;

			case 'st':
				$_GET['t'] = $p[1];
				$_GET['th'] = $p[2];
				$_GET['notify'] = $p[3];
				$_GET['opt'] = $p[4] ? 'on' : 'off';
				if (isset($p[5])) {
					$_GET['start'] = $p[5];
				}
				break;

			case 'sf':
				$_GET['t'] = $p[1];
				$_GET['frm_id'] = $p[2];
				$_GET[$p[3]] = 1;
				$_GET['start'] = $p[4];
				break;

			case 'sl': /* subscribed topic list */
				$_GET['t'] = 'subscribed';
				if ($p[1] == 'start') {
					$_GET['start'] = $p[2];
				} else {
					if (isset($p[2])) {
						$_GET['th'] = $p[2];
					} else if (isset($p[1])) {
						$_GET['frm_id'] = $p[1];
					}
				}
				break;

			case 'bml': /* bookmark list */
				$_GET['t'] = 'bookmarked';
				if ($p[1] == 'start') {
					$_GET['start'] = $p[2];
				} else {
					if (isset($p[2])) {
						$_GET['th'] = $p[2];
					}
				}
				break;

			case 'pmm':
				$_GET['t'] = 'ppost';
				if (isset($p[1], $p[2])) {
					$_GET[$p[1]] = $p[2];
					if (isset($p[3])) {
						$_GET['rmid'] = $p[3];
					}
				}
				break;

			case 'pmv':
				$_GET['t'] = 'pmsg_view';
				$_GET['id'] = $p[1];
				if (isset($p[2])) {
					$_GET['dr'] = 1;
				}
				break;

			case 'pdm':
				$_GET['t'] = 'pmsg';
				if (isset($p[1])) {
					if ($p[1] !== 'btn_delete') {
						$_GET['folder_id'] = $p[1];
					} else {
						$_GET['btn_delete'] = 1;
						$_GET['sel'] = $p[2];
					}
					if (isset($p[3])) {
						$_GET['s'] = $p[3];
						$_GET['o'] = $p[4];
						$_GET['start'] = $p[5];
					}
				}
				break;

			case 'pl': /* poll list */
				$_GET['t'] = 'polllist';
				if (isset($p[1])) {
					$_GET['uid'] = $p[1];
					if (isset($p[2])) {
						$_GET['start'] = $p[2];
						if (isset($p[3])) {
							$_GET['oby'] = $p[3];
						}
					}
				}
				break;

			case 'ml': /* member list */
				$_GET['t'] = 'finduser';
				if (isset($p[1])) {
					switch ($p[1]) {
						case 1: case 2: $_GET['pc'] = $p[1]; break;
						case 3: case 4: $_GET['us'] = $p[1]; break;
						case 5: case 6: $_GET['rd'] = $p[1]; break;
						case 7: case 8: $_GET['fl'] = $p[1]; break;
						case 9: case 10: $_GET['lv'] = $p[1]; break;
					}
					if (isset($p[2])) {
						$_GET['start'] = $p[2];
						if (isset($p[3])) {
							$_GET['usr_login'] = urldecode($p[3]);
							if (isset($p[4])) {
								$_GET['js_redr'] = $p[5];
							}
						}
					}
				}
				break;

			case 'h': /* help */
				$_GET['t'] = 'help_index';
				if (isset($p[1])) {
					$_GET['section'] = $p[1];
				}
				break;

			case 'cv': /* change thread view mode */
				$_GET['t'] = $p[1];
				$_GET['frm_id'] = $p[2];
				break;

			case 'mv': /* change message view mode */
				$_GET['t'] = $p[1];
				$_GET['th'] = $p[2];
				if (isset($p[3])) {
					if ($p[3] !== '0') {
						$_GET['goto'] = $p[3];
					} else {
						$_GET['prevloaded'] = 1;
						$_GET['start'] = $p[4];
						if (isset($p[5])) {
							$_GET['rev'] = $p[5];
							if (isset($p[6])) {
								$_GET['reveal'] = $p[6];
							}
						}
					}
				}
				break;

			case 'pv':
				$_GET['t'] = 0;
				if (isset($p[1])) {
					$_GET['goto'] = q_singleval('SELECT id FROM fud30_msg WHERE poll_id='.(int)$p[1]);
					$_GET['pl_view'] = empty($p[2]) ? 0 : (int)$p[2];
				}
				break;

			case 'rm': /* report message */
				$_GET['t'] = 'report';
				$_GET['msg_id'] = $p[1];
				break;

			case 'rl': /* list of reported messages */
				$_GET['t'] = 'reported';
				if (isset($p[1])) {
					$_GET['del'] = $p[1];
				}
				break;

			case 'd': /* delete thread/message */
				$_GET['t'] = 'mmod';
				$_GET['del'] = $p[1];
				if (isset($p[2])) {
					$_GET['th'] = $p[2];
				}
				break;

			case 'em': /* email forum member */
				$_GET['t'] = 'email';
				$_GET['toi'] = $p[1];
				break;

			case 'mar': /* mark all/forum read */
				$_GET['t'] = 'markread';
				if (isset($p[1])) {
					$_GET['id'] = $p[1];
					if (isset($p[2])) {
						$_GET['cat'] = $p[2];
					}
				}
				break;

			case 'bl': /* buddy list */
				$_GET['t'] = 'buddy_list';
				if (isset($p[1])) {
					if (!empty($p[2])) {
						$_GET['add'] = $p[1];
					} else {
						$_GET['del'] = $p[1];
					}
					if (isset($p[3])) {
						$_GET['redr'] = 1;
					}
				}
				break;

			case 'il': /* ignore list */
				$_GET['t'] = 'ignore_list';
				if (isset($p[1])) {
					if (!empty($p[2])) {
						$_GET['add'] = $p[1];
					} else {
						$_GET['del'] = $p[1];
					}
					if (isset($p[3])) {
						$_GET['redr'] = 1;
					}
				}
				break;

			case 'lk': /* lock/unlock thread */
				$_GET['t'] = 'mmod';
				$_GET['th'] = $p[1];
				$_GET[$p[2]] = 1;
				break;

			case 'stt': /* split thread */
				$_GET['t'] = 'split_th';
				if (isset($p[1])) {
					$_GET['th'] = $p[1];
				}
				break;

			case 'ef': /* email to friend */
				$_GET['t'] = 'remail';
				$_GET['th'] = $p[1];
				break;

			case 'lr': /* list referers */
				$_GET['t'] = 'list_referers';
				if (isset($p[1])) {
					$_GET['start'] = $p[1];
				}
				break;

			case 'a':
				$_GET['t'] = 'actions';
				if (isset($p[1], $p[2])) {
					$_GET['o'] = $p[1];
					$_GET['s'] = $p[2];
				}
				break;

			case 's':
				$_GET['t'] = 'search';
				if (isset($p[1])) {
					$_GET['srch'] = urldecode($p[1]);
					$_GET['field'] = isset($p[2]) ? $p[2] : '';
					$_GET['search_logic'] = isset($p[3]) ? $p[3] : '';
					$_GET['sort_order'] = isset($p[4]) ? $p[4] : '';
					$_GET['forum_limiter'] = isset($p[5]) ? $p[5] : '';
					$_GET['start'] = isset($p[6]) ? $p[6] : '';
					$_GET['author'] = isset($p[7]) ? $p[7] : '';
				}
				break;

			case 'p':
				if (!is_numeric($p[1])) {
					$_GET[$p[1]] = $p[2];
				} else {
					$_GET['frm']  = $p[1];
					$_GET['page'] = $p[2];
				}
				break;

			case 'ot':
				$_GET['t'] = 'online_today';
				if (isset($p[1], $p[2])) {
					$_GET['o'] = $p[1];
					$_GET['s'] = $p[2];
				}
				break;

			case 're':
				$_GET['t'] = 'register';
				if (isset($p[1])) {
					$_GET['reg_coppa'] = $p[1];
				}
				break;

			case 'tt':
				$_GET['t'] = $p[1];
				$_GET['frm_id'] = $p[2];
				break;

			case 'mh':
				$_GET['t'] = 'mvthread';
				$_GET['th'] = $p[1];
				if (isset($p[2], $p[3])) {
					$_GET[$p[2]] = $p[3];
				}
				break;

			case 'mn':
				$_GET['t'] = $p[1];
				$_GET['th'] = $p[2];
				$_GET['notify'] = $p[3];
				$_GET['opt'] = $p[4];
				if (isset($p[5])) {
					if ($p[1] == 'msg') {
						$_GET['start'] = $p[5];
					} else {
						$_GET['mid'] = $p[5];
					}
				}
				break;

			case 'bm': /* bookmark/unbookmark a topic */
				$_GET['t'] = $p[1];
				$_GET['th'] = $p[2];
				$_GET['bookmark'] = $p[3];
				$_GET['opt'] = $p[4];
				if (isset($p[5])) {
					if ($p[1] == 'msg') {
						$_GET['start'] = $p[5];
					} else {
						$_GET['mid'] = $p[5];
					}
				}
				break;

			case 'tr':
				$_GET['t'] = 'ratethread';
				break;

			case 'gm':
				$_GET['t'] = 'groupmgr';
				if (isset($p[1], $p[2], $p[3])) {
					$_GET[$p[1]] = $p[2];
					$_GET['group_id'] = $p[3];
				}
				break;

			case 'te':
				$_GET['t'] = 'thr_exch';
				if (isset($p[1], $p[2])) {
					$_GET[$p[1]] = $p[2];
				}
				break;

			case 'mq':
				$_GET['t'] = 'modque';
				if (isset($p[1], $p[2])) {
					$_GET[$p[1]] = $p[2];
				}
				break;

			case 'pr':
				$_GET['t'] = 'pre_reg';
				$_GET['coppa'] = $p[1];
				break;

			case 'qb':
				$_GET['t'] = 'qbud';
				break;

			case 'po':
				$_GET['t'] = 'poll';
				$_GET['frm_id'] = $p[1];
				if (isset($p[2])) {
					$_GET['pl_id'] = $p[2];
					if (isset($p[3], $p[4])) {
						$_GET[$p[3]] = $p[4];
					}
				}
				break;

			case 'sm':
				$_GET['t'] = 'smladd';
				break;

			case 'mk':
				$_GET['t'] = 'mklist';
				$_GET['tp'] = $p[1];
				break;

			case 'rp':
				$_GET['t'] = 'rpasswd';
				break;

			case 'as':
				$_GET['t'] = 'avatarsel';
				break;

			case 'sel':
				$_GET['t'] = 'selmsg';
				$c = count($p) - 1;
				if ($c % 2) {
					--$c;
				}
				$c /= 2;
				$i = 0;
				while ($c--) {
					$_GET[$p[++$i]] = $p[++$i];
				}
				break;

			case 'pml':
				$_GET['t'] = 'pmuserloc';
				$_GET['js_redr'] = $p[1];
				if (isset($p[2])) {
					$_GET['overwrite'] = 1;
				}
				break;

			case 'rst':
				$_GET['t'] = 'reset';
				if (isset($p[1])) {
					$_GET['email'] = urldecode($p[1]);
				}
				break;

			case 'cpf':
				$_GET['t'] = 'coppa_fax';
				break;

			case 'cp':
				$_GET['t'] = 'coppa';
				break;

			case 'rc':
				$_GET['t'] = 'reg_conf';
				break;

			case 'ma':
				$_GET['t'] = 'mnav';
				if (isset($p[1])) {
					$_GET['rng'] = isset($p[1]) ? $p[1] : 0;
					$_GET['rng2'] = isset($p[2]) ? $p[2] : 0;
					$_GET['u'] = isset($p[3]) ? $p[3] : 0;
					$_GET['start'] = isset($p[4]) ? $p[4] : 0;
					$_GET['sub'] = !empty($p[5]);
				}
				break;

			case 'ip':
				$_GET['t'] = 'ip';
				if (isset($p[1])) {
					$_GET[($p[1][0] == 'i' ? 'ip' : 'user')] = isset($p[2]) ? $p[2] : '';
				}
				break;

			case 'met':
				$_GET['t'] = 'merge_th';
				if (isset($p[1])) {
					$_GET['frm_id'] = $p[1];
				}
				break;

			case 'uc':
				$_GET['t'] = 'uc';
				if (isset($p[1], $p[2])) {
					$_GET[$p[1]] = $p[2];
				}
				break;

			case 'mmd':
				$_GET['t'] = 'mmd';
				break;

			case 'cal':	/* Calendar */
				$_GET['t'] = 'calendar';
				break;

			case 'blog':	/* Blog */
				$_GET['t'] = 'blog';
				if ($p[1] == 'u' &amp;&amp; isset($p[2])) {
					$_GET['user'] = $p[2];
					$_GET['start'] = isset($p[3]) ? $p[3] : 0;
				}
				if ($p[1] == 'f' &amp;&amp; isset($p[2])) {
					$_GET['forum'] = $p[2];
					$_GET['start'] = isset($p[3]) ? $p[3] : 0;
				} else {
					$_GET['start'] = $p[1];
				}
				break;

			case 'page':	/* Static page */
				$_GET['t'] = 'page';
				if (isset($p[1])) {
					$_GET['id'] = $p[1];
				}
				break;

			default:
				// Page not specified, redirect to front page.
				$_GET['t'] = 'index';
				break;
		}
		$GLOBALS['t'] = $_GET['t'];
	} else if (isset($_GET['t'])) {
		$GLOBALS['t'] = (string) $_GET['t'];
	} else if (isset($_POST['t'])) {
		$GLOBALS['t'] = (string) $_POST['t'];
	} else {
		if ($o4 &amp; 16 &amp;&amp; $o4 &amp; 32) {	// Blog enabled and set as home page.
			$GLOBALS['t'] = 'blog';
		} else {
			$GLOBALS['t'] = 'index';
		}
	}

	if ($GLOBALS['t'] == 'register') {
		$GLOBALS['THREADS_PER_PAGE_F'] = $GLOBALS['THREADS_PER_PAGE']; // Store old value.
	}

	header('P3P: CP=&quot;ALL CUR OUR IND UNI ONL INT CNT STA&quot;'); /* P3P Policy. */

	$sq = 0;
	/* Fetch an object with the user's session, profile &amp; theme info. */
	if (!($u = ses_get()) &amp;&amp; defined('plugins')) {
		/* Call auto-login plugins. */
		$u = plugin_call_hook('AUTO_LOGIN');
	}

	if (!$u) {
		/* New anon user. */
		$u = ses_anon_make();

		// Log POST reuests for Anon users.
		if (defined('fud_logging') || $GLOBALS['is_post'] ) {
			fud_logerror($_SERVER['REQUEST_URI'] .': '. print_r($_POST, true), 'post.log');
		}

	} else if ($u-&gt;id != 1 &amp;&amp; (!$GLOBALS['is_post'] || sq_check(1, $u-&gt;sq, $u-&gt;id, $u-&gt;ses_id))) {
		/* Store the last visit date for registered user. */
		q('UPDATE fud30_users SET last_visit='. __request_timestamp__ .' WHERE id='. $u-&gt;id);
		if ($GLOBALS['FUD_OPT_3'] &amp; 1) {	// SESSION_COOKIES
			setcookie($GLOBALS['COOKIE_NAME'], $u-&gt;ses_id, 0, $GLOBALS['COOKIE_PATH'], $GLOBALS['COOKIE_DOMAIN']);
		}
		if (!$u-&gt;sq || __request_timestamp__ - $u-&gt;last_visit &gt; 180) {	// 3 min.
			$u-&gt;sq = $sq = regen_sq($u-&gt;id);
			if (!$GLOBALS['is_post']) {
				$_GET['SQ'] = $sq;
			} else {
				$_POST['SQ'] = $sq;
			}
		} else {
			$sq =&amp; $u-&gt;sq;
		}
	}

	// Prevent spiders from doing funny stuff.
	if (($u-&gt;users_opt &amp; 1073741824) &amp;&amp; $GLOBALS['is_post']) {	// is_spider
		die('Bad bot!');
	}

	/* Disable caching for registered users and POST requests. */
	if ($GLOBALS['is_post'] || $u-&gt;id &gt; 1) {
		header('Cache-Control: no-store, private, must-revalidate, proxy-revalidate, post-check=0, pre-check=0, max-age=0, s-maxage=0');
		header('Expires: Mon, 21 Jan 1980 06:01:01 GMT');
		header('Pragma: no-cache');
	}

	if ($u-&gt;data) {
		$u-&gt;data = unserialize($u-&gt;data);
	}
	$uo = $u-&gt;users_opt = (int)$u-&gt;users_opt;

	/* This should allow path_info &amp; normal themes to work properly within 1 forum. */
	if ($o2 &amp; 32768 &amp;&amp; !($u-&gt;theme_opt &amp; 4)) {
		$o2 ^= 32768;
	}

	/* Handle PM disabling for users. */
	if (!($GLOBALS['is_a'] = $uo &amp; 1048576) &amp;&amp; $uo &amp; 33554432) {
		$o1 = $o1 &amp;~ 1024;
	}

	/* Set timezone. */
	if (empty($u-&gt;time_zone) || @date_default_timezone_set($u-&gt;time_zone) === FALSE) {
		date_default_timezone_set($GLOBALS['SERVER_TZ']);
	}

	/* Set locale. */
	$GLOBALS['good_locale'] = setlocale(LC_ALL, $u-&gt;locale);

	/* Call inituser plugins. */
	if (defined('plugins')) {
		plugin_call_hook('INITUSER', $u);
	}

	/* View format for threads &amp; messages. */
	define('d_thread_view', $uo &amp; 256 ? 'msg' : 'tree');
	define('t_thread_view', $uo &amp; 128 ? 'thread' : 'threadt');
	if ($GLOBALS['t'] === 0) {
		$GLOBALS['t'] = $_GET['t'] = d_thread_view;
	} else if ($GLOBALS['t'] === 1) {
		$GLOBALS['t'] = $_GET['t'] = t_thread_view;
	}

	/* Define theme path, may already be set by a plugin. */
	defined('fud_theme') or define('fud_theme', 'theme/'. ($u-&gt;theme_name ? $u-&gt;theme_name : 'default') .'/');

	/* Define _uid, which, will tell us if this is a 'real' user or not. */
	define('__fud_real_user__', ($u-&gt;id != 1 ? $u-&gt;id : 0));
	define('_uid', __fud_real_user__ &amp;&amp; ($uo &amp; 131072) &amp;&amp; !($uo &amp; 2097152) ? $u-&gt;id : 0);

	/* Allow user to set their own topics per page value, as long as it is smaller then the max. */
	if (__fud_real_user__ &amp;&amp; $GLOBALS['THREADS_PER_PAGE'] &gt; $u-&gt;topics_per_page) {
		$GLOBALS['THREADS_PER_PAGE'] = (int) $u-&gt;topics_per_page;
	}

	$GLOBALS['sq'] = $sq;

	/* Define constants used to track URL sessions &amp; referrals. */
	if ($o1 &amp; 128) {
		define('s', $u-&gt;ses_id); define('_hs', '&lt;input type=&quot;hidden&quot; name=&quot;S&quot; value=&quot;'. s .'&quot; /&gt;&lt;input type=&quot;hidden&quot; name=&quot;SQ&quot; value=&quot;'. $sq .'&quot; /&gt;');
		if ($o2 &amp; 8192) {
			if ($o2 &amp; 32768) {
				define('_rsid', __fud_real_user__ .'/'. s .'/');
			} else {
				define('_rsid', 'rid='. __fud_real_user__ .'&amp;amp;S='. s);
			}
		} else {
			if ($o2 &amp; 32768) {
				define('_rsid', s .'/');
			} else {
				define('_rsid', 'S='. s);
			}
		}
	} else {
		define('s', ''); define('_hs', '&lt;input type=&quot;hidden&quot; name=&quot;SQ&quot; value=&quot;'. $sq .'&quot; /&gt;');
		if ($o2 &amp; 8192) {
			if ($o2 &amp; 32768) {
				define('_rsid', __fud_real_user__ .'/');
			} else {
				define('_rsid', 'rid='. __fud_real_user__);
			}
		} else {
			define('_rsid', '');
		}
	}
	define('_rsidl', ($o2 &amp; 32768 ? _rsid : str_replace('&amp;amp;', '&amp;', _rsid)));

	return $u;
}

function user_register_forum_view($frm_id)
{
	if (__dbtype__ == 'mysql') {	// MySQL optimization.
		q('INSERT INTO fud30_forum_read (forum_id, user_id, last_view) VALUES ('. $frm_id .', '. _uid .', '. __request_timestamp__ .') ON DUPLICATE KEY UPDATE last_view=VALUES(last_view)');
		return;
	}
	
	if (!db_li('INSERT INTO fud30_forum_read (forum_id, user_id, last_view) VALUES ('. $frm_id .', '. _uid .', '. __request_timestamp__ .')', $ef)) {
		q('UPDATE fud30_forum_read SET last_view='. __request_timestamp__ .' WHERE forum_id='. $frm_id .' AND user_id='. _uid);
	}
}

function user_register_thread_view($thread_id, $tm=__request_timestamp__, $msg_id=0)
{
	if (__dbtype__ == 'mysql') {    // MySQL optimization.
		q('INSERT INTO fud30_read (last_view, msg_id, thread_id, user_id) VALUES('. $tm .', '. $msg_id .', '. $thread_id .', '. _uid .') ON DUPLICATE KEY UPDATE last_view=VALUES(last_view), msg_id=VALUES(msg_id)');
		return;
	}

	if (!db_li('INSERT INTO fud30_read (last_view, msg_id, thread_id, user_id) VALUES('. $tm .', '. $msg_id .', '. $thread_id .', '. _uid .')', $ef)) {
		q('UPDATE fud30_read SET last_view='. $tm .', msg_id='. $msg_id .' WHERE thread_id='. $thread_id .' AND user_id='. _uid);
	}
}

function user_set_post_count($uid)
{
	$pd = db_saq('SELECT MAX(id), count(*) FROM fud30_msg WHERE poster_id='. $uid .' AND apr=1');
	$level_id = (int) q_singleval(q_limit('SELECT id FROM fud30_level WHERE post_count &lt;= '. $pd[1] .' ORDER BY post_count DESC', 1));
	q('UPDATE fud30_users SET u_last_post_id='. (int)$pd[0] .', posted_msg_count='. (int)$pd[1] .', level_id='. $level_id .' WHERE id='. $uid);
}

function user_mark_all_read($id)
{
	q('UPDATE fud30_users SET last_read='. __request_timestamp__ .' WHERE id='. $id);
	q('DELETE FROM fud30_read WHERE user_id='. $id);
	q('DELETE FROM fud30_forum_read WHERE user_id='. $id);
}

function user_mark_forum_read($id, $fid, $last_view)
{
	if (__dbtype__ == 'mysql') {	// MySQL optimization.
		q('INSERT INTO fud30_read (user_id, thread_id, msg_id, last_view) SELECT '. $id .', id, last_post_id, '. __request_timestamp__ .' FROM fud30_thread WHERE forum_id='. $fid .' AND last_post_date &gt; '. $last_view .' ON DUPLICATE KEY UPDATE last_view=VALUES(last_view), msg_id=VALUES(msg_id)');
	} else if (__dbtype__ == 'sqlite') {	// SQLite optimization.
		q('REPLACE INTO fud30_read (user_id, thread_id, msg_id, last_view) SELECT '. $id .', id, last_post_id, '. __request_timestamp__ .' FROM fud30_thread WHERE forum_id='. $fid .' AND last_post_date &gt; '. $last_view);
	} else {	// Other databases.
		if (!db_li('INSERT INTO fud30_read (user_id, thread_id, msg_id, last_view) SELECT '. $id .', id, last_post_id, '. __request_timestamp__ .' FROM fud30_thread WHERE forum_id='. $fid .' AND last_post_date &gt; '. $last_view, $ef)) {
			q('UPDATE fud30_read SET user_id='. $id .', msg_id=t.last_post_id, last_view='. __request_timestamp__ .' FROM (SELECT id, last_post_id FROM fud30_thread WHERE forum_id='. $fid .' AND last_post_date &gt; '. $last_view .') t WHERE user_id='. $id .' AND thread_id=t.id');
		}
	}
	user_register_forum_view($fid);
}

function sq_check($post, &amp;$sq, $uid=__fud_real_user__, $ses=s)
{
	/* No sequence # check for anonymous users. */
	if (!$uid) {
		return 1;
	}

	if ($post &amp;&amp; isset($_POST['SQ'])) {
		$s = $_POST['SQ'];
	} else if (!$post &amp;&amp; isset($_GET['SQ'])) {
		$s = $_GET['SQ'];
	} else {
		$s = 0;
	}

	if ($sq !== $s) {
		if ($GLOBALS['t'] == 'post' || $GLOBALS['t'] == 'ppost') {
			define('fud_bad_sq', 1);
			$sq = regen_sq($uid);
			return 1;
		}
		header('Location: [[relativeurl]]/index.php?S='. $ses);
		exit;
	}

	return 1;
}

function regen_sq($uid=__fud_real_user__)
{
	$sq = md5(get_random_value(128));
	q('UPDATE fud30_users SET sq=\''. $sq .'\' WHERE id='. $uid);
	return $sq;
}

// Initialize user session.
if (isset($_SERVER['REMOTE_ADDR']) &amp;&amp; !defined('no_session')) {
	$GLOBALS['usr'] = init_user();
}
?&gt;
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