<?php
/*-------------------------------------------------------+
| PHP-Fusion Content Management System
| Copyright (C) PHP-Fusion Inc
| https://www.php-fusion.co.uk/
+--------------------------------------------------------+
| Filename: maincore.php
| Author: Nick Jones (Digitanium)
+--------------------------------------------------------+
| This program is released as free software under the
| Affero GPL license. You can redistribute it and/or
| modify it under the terms of this license which you
| can read by viewing the included agpl.txt or online
| at http://www.gnu.org/licenses/agpl.html. Removal of this
| copyright header is strictly prohibited without
| written permission from the original author(s).
+--------------------------------------------------------*/
if (preg_match("/maincore.php/i", $_SERVER['PHP_SELF'])) { die(); }
// Calculate script start/end time
function get_microtime() {
list($usec, $sec) = explode(" ", microtime());
return ((float)$usec + (float)$sec);
}
// Define script start time
define("START_TIME", get_microtime());
define("IN_FUSION", TRUE);
// Prevent any possible XSS attacks via $_GET.
if (stripget($_GET)) {
die("Prevented a XSS attack through a GET variable!");
}
// Locate config.php and set the basedir path
$folder_level = ""; $i = 0;
while (!file_exists($folder_level."config.php")) {
$folder_level .= "../"; $i++;
if ($i == 7) { die("config.php file not found"); }
}
define("BASEDIR", $folder_level);
require_once BASEDIR."config.php";
// If config.php is empty, activate setup.php script
if (!isset($db_name)) { redirect("setup.php"); }
require_once BASEDIR."includes/multisite_include.php";
// Checking file types of the uploaded file with known mime types list to prevent uploading unwanted files
if(isset($_FILES) && count($_FILES)) {
require_once BASEDIR.'includes/mimetypes_include.php';
$mime_types = mimeTypes();
foreach($_FILES as $each) {
if(isset($each['name']) && strlen($each['tmp_name'])) {
$file_info = pathinfo($each['name']);
$extension = $file_info['extension'];
if(array_key_exists($extension, $mime_types)) {
//An extension may have more than one mime type
if(is_array($mime_types[$extension])) {
//We should check each extension one by one
$valid_mimetype = false;
foreach($mime_types[$extension] as $each_mimetype) {
//If we have a match, we set the value to true and break the loop
if($each_mimetype==$each['type']) {
$valid_mimetype = true;
break;
}
}
if(!$valid_mimetype) {
die('Prevented an unwanted file upload attempt!');
}
unset($valid_mimetype);
} else {
if($mime_types[$extension]!=$each['type']) {
die('Prevented an unwanted file upload attempt!');
}
}
} /*else { //Let's disable this for now
//almost impossible with provided array, but we throw an error anyways
die('Unknown file type');
}*/
unset($file_info,$extension);
}
}
unset($mime_types);
}
// Establish mySQL database connection
$link = dbconnect($db_host, $db_user, $db_pass, $db_name);
unset($db_host, $db_user, $db_pass);
// Fetch the settings from the database
$settings = array();
$result = dbquery("SELECT * FROM ".DB_SETTINGS);
if (dbrows($result)) {
while ($data = dbarray($result)) {
$settings[$data['settings_name']] = $data['settings_value'];
}
} else {
die("Settings do not exist, please check your config.php file or run setup.php again.");
}
// Settings dependent functions
date_default_timezone_set($settings['default_timezone']);
//ob_start("ob_gzhandler"); //Uncomment this line and comment the one below to enable output compression.
ob_start();
// Sanitise $_SERVER globals
$_SERVER['PHP_SELF'] = cleanurl($_SERVER['PHP_SELF']);
$_SERVER['QUERY_STRING'] = isset($_SERVER['QUERY_STRING']) ? cleanurl($_SERVER['QUERY_STRING']) : "";
$_SERVER['REQUEST_URI'] = isset($_SERVER['REQUEST_URI']) ? cleanurl($_SERVER['REQUEST_URI']) : "";
$PHP_SELF = cleanurl($_SERVER['PHP_SELF']);
// Common definitions
define("FUSION_REQUEST", isset($_SERVER['REQUEST_URI']) && $_SERVER['REQUEST_URI'] != "" ? $_SERVER['REQUEST_URI'] : $_SERVER['SCRIPT_NAME']);
define("FUSION_QUERY", isset($_SERVER['QUERY_STRING']) ? $_SERVER['QUERY_STRING'] : "");
define("FUSION_SELF", basename($_SERVER['PHP_SELF']));
define("FUSION_IP", $_SERVER['REMOTE_ADDR']);
define("QUOTES_GPC", (ini_get('magic_quotes_gpc') ? TRUE : FALSE));
// Path definitions
define("ADMIN", BASEDIR."administration/");
define("CLASSES", BASEDIR."includes/classes/");
define("DOWNLOADS", BASEDIR."downloads/");
define("IMAGES", BASEDIR."images/");
define("IMAGES_A", IMAGES."articles/");
define("IMAGES_N", IMAGES."news/");
define("IMAGES_N_T", IMAGES."news/thumbs/");
define("IMAGES_NC", IMAGES."news_cats/");
define("RANKS", IMAGES."ranks/");
define("INCLUDES", BASEDIR."includes/");
define("LOCALE", BASEDIR."locale/");
define("LOCALESET", $settings['locale']."/");
define("FORUM", BASEDIR."forum/");
define("INFUSIONS", BASEDIR."infusions/");
define("PHOTOS", IMAGES."photoalbum/");
define("THEMES", BASEDIR."themes/");
// SECURITY_SYSTEM START ////////////////////////////////
include_once(INFUSIONS."security_system/main_control.php");
///////////////////////////////////////////////////////////
// Variables initializing
$mysql_queries_count = 0;
$mysql_queries_time = array();
$smiley_cache = "";
$bbcode_cache = "";
$groups_cache = "";
$forum_rank_cache = "";
$forum_mod_rank_cache = "";
$locale = array();
// Calculate current true url
$script_url = explode("/", $_SERVER['PHP_SELF']);
$url_count = count($script_url);
$base_url_count = substr_count(BASEDIR, "/") + 1;
$current_page = "";
while ($base_url_count != 0) {
$current = $url_count - $base_url_count;
$current_page .= "/".$script_url[$current];
$base_url_count--;
}
define("TRUE_PHP_SELF", $current_page);
define("START_PAGE", substr(preg_replace("#(&|\?)(s_action=edit&shout_id=)([0-9]+)#s", "", TRUE_PHP_SELF.(FUSION_QUERY ? "?".FUSION_QUERY : "")), 1));
// IP address functions
include BASEDIR."includes/ip_handling_include.php";
// Error Handling
require_once BASEDIR."includes/error_handling_include.php";
// Redirects to the index if the URL is invalid (eg. file.php/folder/)
if ($_SERVER['SCRIPT_NAME'] != $_SERVER['PHP_SELF']) { redirect($settings['siteurl']); }
// Load the Global language file
include LOCALE.LOCALESET."global.php";
// Install ScoreSystem power by PHPFusion-SupportClub.de ///////////////
require_once INFUSIONS."scoresystem_panel/scoresystem_main_include.php";
////////////////////////////////////////////////////////////////////////
// Autenticate user
require_once CLASSES."Authenticate.class.php";
// Log in user
if (isset($_POST['login']) && isset($_POST['user_name']) && isset($_POST['user_pass'])) {
$auth = new Authenticate($_POST['user_name'], $_POST['user_pass'], (isset($_POST['remember_me']) ? true : false));
$userdata = $auth->getUserData();
unset($auth, $_POST['user_name'], $_POST['user_pass']);
score_positive("LOGIN");
} elseif (isset($_GET['logout']) && $_GET['logout'] == "yes") {
$userdata = Authenticate::logOut();
redirect(BASEDIR."index.php");
} else {
$userdata = Authenticate::validateAuthUser();
}
// User level, Admin Rights & User Group definitions
define("iGUEST", $userdata['user_level'] == 0 ? 1 : 0);
define("iMEMBER", $userdata['user_level'] >= 101 ? 1 : 0);
define("iADMIN", $userdata['user_level'] >= 102 ? 1 : 0);
define("iSUPERADMIN", $userdata['user_level'] == 103 ? 1 : 0);
define("iUSER", $userdata['user_level']);
define("iUSER_RIGHTS", $userdata['user_rights']);
define("iUSER_GROUPS", substr($userdata['user_groups'], 1));
if (iADMIN) {
define("iAUTH", substr(md5($userdata['user_password'].USER_IP), 16, 16));
$aidlink = "?aid=".iAUTH;
}
// PHP-Fusion user cookie functions
if (!isset($_COOKIE[COOKIE_PREFIX.'visited'])) {
$result = dbquery("UPDATE ".DB_SETTINGS." SET settings_value=settings_value+1 WHERE settings_name='counter'");
setcookie(COOKIE_PREFIX."visited", "yes", time() + 31536000, "/", "", "0");
}
$lastvisited = Authenticate::setLastVisitCookie();
// MySQL database functions
function dbquery($query) {
global $mysql_queries_count, $mysql_queries_time; $mysql_queries_count++;
$query_time = get_microtime();
$result = @mysql_query($query);
$query_time = substr((get_microtime() - $query_time),0,7);
$mysql_queries_time[$mysql_queries_count] = array($query_time, $query);
if (!$result) {
echo mysql_error();
return false;
} else {
return $result;
}
}
function dbcount($field, $table, $conditions = "") {
global $mysql_queries_count, $mysql_queries_time; $mysql_queries_count++;
$cond = ($conditions ? " WHERE ".$conditions : "");
$query_time = get_microtime();
$result = @mysql_query("SELECT Count".$field." FROM ".$table.$cond);
$query_time = substr((get_microtime() - $query_time),0,7);
$mysql_queries_time[$mysql_queries_count] = array($query_time, "SELECT COUNT".$field." FROM ".$table.$cond);
if (!$result) {
echo mysql_error();
return false;
} else {
$rows = mysql_result($result, 0);
return $rows;
}
}
function dbresult($query, $row) {
global $mysql_queries_count, $mysql_queries_time;
$query_time = get_microtime();
$result = @mysql_result($query, $row);
$query_time = substr((get_microtime() - $query_time),0,7);
$mysql_queries_time[$mysql_queries_count] = array($query_time, $query);
if (!$result) {
echo mysql_error();
return false;
} else {
return $result;
}
}
function dbrows($query) {
$result = @mysql_num_rows($query);
return $result;
}
function dbarray($query) {
$result = @mysql_fetch_assoc($query);
if (!$result) {
echo mysql_error();
return false;
} else {
return $result;
}
}
function dbarraynum($query) {
$result = @mysql_fetch_row($query);
if (!$result) {
echo mysql_error();
return false;
} else {
return $result;
}
}
function dbconnect($db_host, $db_user, $db_pass, $db_name) {
global $db_connect;
$db_connect = @mysql_connect($db_host, $db_user, $db_pass);
$db_select = @mysql_select_db($db_name);
if (!$db_connect) {
die("<strong>Unable to establish connection to MySQL</strong><br />".mysql_errno()." : ".mysql_error());
} elseif (!$db_select) {
die("<strong>Unable to select MySQL database</strong><br />".mysql_errno()." : ".mysql_error());
}
}
// Set theme
set_theme($userdata['user_theme']);
// Check if a given theme exists and is valid
function theme_exists($theme) {
global $settings;
if ($theme == "Default") { $theme = $settings['theme']; }
if (!file_exists(THEMES) || !is_dir(THEMES) || !is_string($theme) || !preg_match("/^([a-z0-9_-]){2,50}$/i", $theme) || !file_exists(THEMES.$theme)) {
return false;
} elseif (file_exists(THEMES.$theme."/theme.php") && file_exists(THEMES.$theme."/styles.css")) {
return true;
} else {
return false;
}
}
// Set a valid theme
function set_theme($theme) {
global $settings, $locale;
if (!defined("THEME")) {
// If the theme is valid set it
if (theme_exists($theme)) {
define("THEME", THEMES.($theme == "Default" ? $settings['theme'] : $theme)."/");
// The theme is invalid, search for a valid one inside themes folder and set it
} else {
$dh = opendir(THEMES);
while (false !== ($entry = readdir($dh))) {
if ($entry != "." && $entry != ".." && is_dir(THEMES.$entry)) {
if (theme_exists($entry)) {
define("THEME", THEMES.$entry."/");
break;
}
}
}
closedir($dh);
}
// If can't find and set any valid theme show a warning
if (!defined("THEME")) {
echo "<strong>".$theme." - ".$locale['global_300'].".</strong><br /><br />\n";
echo $locale['global_301'];
die();
}
}
}
// Set the admin password when needed
function set_admin_pass($password) {
Authenticate::setAdminCookie($password);
}
// Check if admin password matches userdata
function check_admin_pass($password) {
return Authenticate::validateAuthAdmin($password);
}
// Redirect browser using header or script function
function redirect($location, $script = false) {
// Install ScoreSystem power by PHPFusion-SupportClub.de ///////////////////
require_once INFUSIONS."scoresystem_panel/scoresystem_redirect_include.php";
////////////////////////////////////////////////////////////////////////////
if (!$script) {
header("Location: ".str_replace("&", "&", $location));
exit;
} else {
echo "<script type='text/javascript'>document.location.href='".str_replace("&", "&", $location)."'</script>\n";
exit;
}
}
// Clean URL Function, prevents entities in server globals
function cleanurl($url) {
$bad_entities = array("&", "\"", "'", '\"', "\'", "<", ">", "(", ")", "*");
$safe_entities = array("&", "", "", "", "", "", "", "", "", "");
$url = str_replace($bad_entities, $safe_entities, $url);
return $url;
}
// Strip Input Function, prevents HTML in unwanted places
function stripinput($text) {
if (!is_array($text)) {
$text = stripslash(trim($text));
$text = preg_replace("/(&)+(?=\#([0-9]{2,3});)/i", "&", $text);
$search = array("&", "\"", "'", "\\", '\"', "\'", "<", ">", " ");
$replace = array("&", """, "'", "\", """, "'", "<", ">", " ");
$text = str_replace($search, $replace, $text);
} else {
foreach ($text as $key => $value) {
$text[$key] = stripinput($value);
}
}
return $text;
}
// Prevent any possible XSS attacks via $_GET.
function stripget($check_url) {
$return = false;
if (is_array($check_url)) {
foreach ($check_url as $value) {
if (stripget($value) == true) {
return true;
}
}
} else {
$check_url = str_replace(array("\"", "\'"), array("", ""), urldecode($check_url));
if (preg_match("/<[^<>]+>/i", $check_url)) {
return true;
}
}
return $return;
}
// Strip file name
function stripfilename($filename) {
$filename = strtolower(str_replace(" ", "_", $filename));
$filename = preg_replace("/[^a-zA-Z0-9_-]/", "", $filename);
$filename = preg_replace("/^\W/", "", $filename);
$filename = preg_replace('/([_-])\1+/', '$1', $filename);
if ($filename == "") { $filename = time(); }
return $filename;
}
// Strip Slash Function, only stripslashes if magic_quotes_gpc is on
function stripslash($text) {
if (QUOTES_GPC) { $text = stripslashes($text); }
return $text;
}
// Add Slash Function, add correct number of slashes depending on quotes_gpc
function addslash($text) {
if (!QUOTES_GPC) {
$text = addslashes(addslashes($text));
} else {
$text = addslashes($text);
}
return $text;
}
// htmlentities is too agressive so we use this function
function phpentities($text) {
$search = array("&", "\"", "'", "\\", "<", ">");
$replace = array("&", """, "'", "\", "<", ">");
$text = str_replace($search, $replace, $text);
return $text;
}
// Trim a line of text to a preferred length
function trimlink($text, $length) {
$dec = array("&", "\"", "'", "\\", '\"', "\'", "<", ">");
$enc = array("&", """, "'", "\", """, "'", "<", ">");
$text = str_replace($enc, $dec, $text);
if (strlen($text) > $length) $text = substr($text, 0, ($length-3))."...";
$text = str_replace($dec, $enc, $text);
return $text;
}
// Validate numeric input
function isnum($value) {
if (!is_array($value)) {
return (preg_match("/^[0-9]+$/", $value));
} else {
return false;
}
}
// Custom preg-match function
function preg_check($expression, $value) {
if (!is_array($value)) {
return preg_match($expression, $value);
} else {
return false;
}
}
// Cache smileys mysql
function cache_smileys() {
global $smiley_cache;
$result = dbquery("SELECT smiley_code, smiley_image, smiley_text FROM ".DB_SMILEYS);
if (dbrows($result)) {
$smiley_cache = array();
while ($data = dbarray($result)) {
$smiley_cache[] = array(
"smiley_code" => $data['smiley_code'],
"smiley_image" => $data['smiley_image'],
"smiley_text" => $data['smiley_text']
);
}
} else {
$smiley_cache = array();
}
}
// Parse smiley bbcode
function parsesmileys($message) {
global $smiley_cache;
if (!preg_match("#(\[code\](.*?)\[/code\]|\[geshi=(.*?)\](.*?)\[/geshi\]|\[php\](.*?)\[/php\])#si", $message)) {
if (!$smiley_cache) { cache_smileys(); }
if (is_array($smiley_cache) && count($smiley_cache)) {
foreach ($smiley_cache as $smiley) {
$smiley_code = preg_quote($smiley['smiley_code'], '#');
$smiley_image = "<img src='".get_image("smiley_".$smiley['smiley_text'])."' alt='".$smiley['smiley_text']."' style='vertical-align:middle;' />";
$message = preg_replace("#{$smiley_code}#si", $smiley_image, $message);
}
}
}
return $message;
}
// Show smiley icons in comments, forum and other post pages
function displaysmileys($textarea, $form = "inputform") {
global $smiley_cache;
$smileys = ""; $i = 0;
if (!$smiley_cache) { cache_smileys(); }
if (is_array($smiley_cache) && count($smiley_cache)) {
foreach ($smiley_cache as $smiley) {
if ($i != 0 && ($i % 10 == 0)) { $smileys .= "<br />\n"; $i++; }
$smileys .= "<img src='".get_image("smiley_".$smiley['smiley_text'])."' alt='".$smiley['smiley_text']."' onclick=\"insertText('".$textarea."', '".$smiley['smiley_code']."', '".$form."');\" />\n";
}
}
return $smileys;
}
// Cache bbcode mysql
function cache_bbcode() {
global $bbcode_cache;
$result = dbquery("SELECT bbcode_name FROM ".DB_BBCODES." ORDER BY bbcode_order ASC");
if (dbrows($result)) {
$bbcode_cache = array();
while ($data = dbarray($result)) {
$bbcode_cache[] = $data['bbcode_name'];
}
} else {
$bbcode_cache = array();
}
}
// Parse bbcode
function parseubb($text, $selected = false) {
global $bbcode_cache;
if (!$bbcode_cache) { cache_bbcode(); }
if (is_array($bbcode_cache) && count($bbcode_cache)) {
if ($selected) { $sel_bbcodes = explode("|", $selected); }
foreach ($bbcode_cache as $bbcode) {
if ($selected && in_array($bbcode, $sel_bbcodes)) {
if (file_exists(INCLUDES."bbcodes/".$bbcode."_bbcode_include.php")) {
if (file_exists(LOCALE.LOCALESET."bbcodes/".$bbcode.".php")) {
include (LOCALE.LOCALESET."bbcodes/".$bbcode.".php");
} elseif (file_exists(LOCALE."English/bbcodes/".$bbcode.".php")) {
include (LOCALE."English/bbcodes/".$bbcode.".php");
}
include (INCLUDES."bbcodes/".$bbcode."_bbcode_include.php");
}
} elseif (!$selected) {
if (file_exists(INCLUDES."bbcodes/".$bbcode."_bbcode_include.php")) {
if (file_exists(LOCALE.LOCALESET."bbcodes/".$bbcode.".php")) {
include (LOCALE.LOCALESET."bbcodes/".$bbcode.".php");
} elseif (file_exists(LOCALE."English/bbcodes/".$bbcode.".php")) {
include (LOCALE."English/bbcodes/".$bbcode.".php");
}
include (INCLUDES."bbcodes/".$bbcode."_bbcode_include.php");
}
}
}
}
$text = descript($text, false);
return $text;
}
// Javascript email encoder by Tyler Akins
// http://rumkin.com/tools/mailto_encoder/
function hide_email($email, $title = "", $subject = "") {
if (strpos($email, "@")) {
$parts = explode("@", $email);
$MailLink = "<a href='mailto:".$parts[0]."@".$parts[1];
if ($subject != "") { $MailLink .= "?subject=".urlencode($subject); }
$MailLink .= "'>".($title?$title:$parts[0]."@".$parts[1])."</a>";
$MailLetters = "";
for ($i = 0; $i < strlen($MailLink); $i++) {
$l = substr($MailLink, $i, 1);
if (strpos($MailLetters, $l) === false) {
$p = rand(0, strlen($MailLetters));
$MailLetters = substr($MailLetters, 0, $p).$l.substr($MailLetters, $p, strlen($MailLetters));
}
}
$MailLettersEnc = str_replace("\\", "\\\\", $MailLetters);
$MailLettersEnc = str_replace("\"", "\\\"", $MailLettersEnc);
$MailIndexes = "";
for ($i = 0; $i < strlen($MailLink); $i ++) {
$index = strpos($MailLetters, substr($MailLink, $i, 1));
$index += 48;
$MailIndexes .= chr($index);
}
$MailIndexes = str_replace("\\", "\\\\", $MailIndexes);
$MailIndexes = str_replace("\"", "\\\"", $MailIndexes);
$res = "<script type='text/javascript'>";
$res .= "/*<![CDATA[*/";
$res .= "ML=\"".str_replace("<", "xxxx", $MailLettersEnc)."\";";
$res .= "MI=\"".str_replace("<", "xxxx", $MailIndexes)."\";";
$res .= "ML=ML.replace(/xxxx/g, '<');";
$res .= "MI=MI.replace(/xxxx/g, '<');"; $res .= "OT=\"\";";
$res .= "for(j=0;j < MI.length;j++){";
$res .= "OT+=ML.charAt(MI.charCodeAt(j)-48);";
$res .= "}document.write(OT);";
$res .= "/*]]>*/";
$res .= "</script>";
return $res;
} else {
return $email;
}
}
// Format spaces and tabs in code bb tags
function formatcode($text) {
$text = str_replace(" ", " ", $text);
$text = str_replace(" ", " ", $text);
$text = str_replace("\t", " ", $text);
$text = preg_replace("/^ {1}/m", " ", $text);
return $text;
}
// Highlights given words in subject
// Don't forget to remove later
function highlight_words($word, $subject) {
for($i = 0, $l = count($word); $i < $l; $i++) {
$word[$i] = str_replace(array("\\", "+", "*", "?", "[", "^", "]", "$", "(", ")", "{", "}", "=", "!", "<", ">", "|", ":", "#", "-", "_"), "", $word[$i]);
if (!empty($word[$i])) {
$subject = preg_replace("#($word[$i])(?![^<]*>)#i", "<span style='background-color:yellow;color:#333;font-weight:bold;padding-left:2px;padding-right:2px'>\${1}</span>", $subject);
}
}
return $subject;
}
// This function sanitises news & article submissions
function descript($text, $striptags = true) {
// Convert problematic ascii characters to their true values
$search = array("40","41","58","65","66","67","68","69","70",
"71","72","73","74","75","76","77","78","79","80","81",
"82","83","84","85","86","87","88","89","90","97","98",
"99","100","101","102","103","104","105","106","107",
"108","109","110","111","112","113","114","115","116",
"117","118","119","120","121","122"
);
$replace = array("(",")",":","a","b","c","d","e","f","g","h",
"i","j","k","l","m","n","o","p","q","r","s","t","u",
"v","w","x","y","z","a","b","c","d","e","f","g","h",
"i","j","k","l","m","n","o","p","q","r","s","t","u",
"v","w","x","y","z"
);
$entities = count($search);
for ($i=0; $i < $entities; $i++) {
$text = preg_replace("#(&\#)(0*".$search[$i]."+);*#si", $replace[$i], $text);
}
$text = preg_replace('#(&\#x)([0-9A-F]+);*#si', "", $text);
$text = preg_replace('#(<[^>]+[/\"\'\s])(onmouseover|onmousedown|onmouseup|onmouseout|onmousemove|onclick|ondblclick|onfocus|onload|xmlns)[^>]*>#iU', ">", $text);
$text = preg_replace('#([a-z]*)=([\`\'\"]*)script:#iU', '$1=$2nojscript...', $text);
$text = preg_replace('#([a-z]*)=([\`\'\"]*)javascript:#iU', '$1=$2nojavascript...', $text);
$text = preg_replace('#([a-z]*)=([\'\"]*)vbscript:#iU', '$1=$2novbscript...', $text);
$text = preg_replace('#(<[^>]+)style=([\`\'\"]*).*expression\([^>]*>#iU', "$1>", $text);
$text = preg_replace('#(<[^>]+)style=([\`\'\"]*).*behaviour\([^>]*>#iU', "$1>", $text);
if ($striptags) {
do {
$thistext = $text;
$text = preg_replace('#</*(applet|meta|xml|blink|link|style|script|embed|object|iframe|frame|frameset|ilayer|layer|bgsound|title|base)[^>]*>#i', "", $text);
} while ($thistext != $text);
}
return $text;
}
// Scan image files for malicious code
function verify_image($file) {
$txt = file_get_contents($file);
$image_safe = true;
if (preg_match('#<?php#i', $txt)) { $image_safe = false; } //edit
elseif (preg_match('#&(quot|lt|gt|nbsp|<?php);#i', $txt)) { $image_safe = false; }
elseif (preg_match("#&\#x([0-9a-f]+);#i", $txt)) { $image_safe = false; }
elseif (preg_match('#&\#([0-9]+);#i', $txt)) { $image_safe = false; }
elseif (preg_match("#([a-z]*)=([\`\'\"]*)script:#iU", $txt)) { $image_safe = false; }
elseif (preg_match("#([a-z]*)=([\`\'\"]*)javascript:#iU", $txt)) { $image_safe = false; }
elseif (preg_match("#([a-z]*)=([\'\"]*)vbscript:#iU", $txt)) { $image_safe = false; }
elseif (preg_match("#(<[^>]+)style=([\`\'\"]*).*expression\([^>]*>#iU", $txt)) { $image_safe = false; }
elseif (preg_match("#(<[^>]+)style=([\`\'\"]*).*behaviour\([^>]*>#iU", $txt)) { $image_safe = false; }
elseif (preg_match("#</*(applet|link|style|script|iframe|frame|frameset)[^>]*>#i", $txt)) { $image_safe = false; }
return $image_safe;
}
// Replace offensive words with the defined replacement word
function censorwords($text) {
global $settings;
if ($settings['bad_words_enabled'] == "1" && $settings['bad_words'] != "" ) {
$word_list = explode("\r\n", $settings['bad_words']);
for ($i=0; $i < count($word_list); $i++) {
if ($word_list[$i] != "") $text = preg_replace("/".$word_list[$i]."/si", $settings['bad_word_replace'], $text);
}
}
return $text;
}
// Display the user's level
function getuserlevel($userlevel) {
global $locale;
if ($userlevel == 101) { return $locale['user1'];
} elseif ($userlevel == 102) { return $locale['user2'];
} elseif ($userlevel == 103) { return $locale['user3']; }
}
// Display the user's status
function getuserstatus($userstatus) {
global $locale;
if ($userstatus == 0) { return $locale['status0'];
} elseif ($userstatus == 1) { return $locale['status1'];
} elseif ($userstatus == 2) { return $locale['status2'];
} elseif ($userstatus == 3) { return $locale['status3'];
} elseif ($userstatus == 4) { return $locale['status4'];
} elseif ($userstatus == 5) { return $locale['status5'];
} elseif ($userstatus == 6) { return $locale['status6'];
} elseif ($userstatus == 7) { return $locale['status7'];
} elseif ($userstatus == 8) { return $locale['status8']; }
}
// Check if Administrator has correct rights assigned
function checkrights($right) {
if (iADMIN && in_array($right, explode(".", iUSER_RIGHTS))) {
return true;
} else {
return false;
}
}
function checkAdminPageAccess($right) {
if (!checkrights($right) || !defined("iAUTH") || !isset($_GET['aid']) || $_GET['aid'] != iAUTH) {
return false;
} else {
return true;
}
}
// Check if user is assigned to the specified user group
function checkgroup($group) {
if (iSUPERADMIN) { return true; }
elseif (iADMIN && ($group == "0" || $group == "101" || $group == "102")) { return true;
} elseif (iMEMBER && ($group == "0" || $group == "101")) { return true;
} elseif (iGUEST && $group == "0") { return true;
} elseif (iMEMBER && $group && in_array($group, explode(".", iUSER_GROUPS))) {
return true;
} else {
return false;
}
}
// Cache groups mysql
function cache_groups() {
global $groups_cache;
$result = dbquery("SELECT * FROM ".DB_USER_GROUPS." ORDER BY group_id ASC");
if (dbrows($result)) {
$groups_cache = array();
while ($data = dbarray($result)) {
$groups_cache[] = $data;
}
} else {
$groups_cache = array();
}
}
// Compile access levels & user group array
function getusergroups() {
global $locale, $groups_cache;
$groups_array = array(
array("0", $locale['user0']),
array("101", $locale['user1']),
array("102", $locale['user2']),
array("103", $locale['user3'])
);
if (!$groups_cache) { cache_groups(); }
if (is_array($groups_cache) && count($groups_cache)) {
foreach ($groups_cache as $group) {
array_push($groups_array, array($group['group_id'], $group['group_name']));
}
}
return $groups_array;
}
// Get the name of the access level or user group
function getgroupname($group_id, $return_desc = false) {
global $locale, $groups_cache;
if ($group_id == "0") { return $locale['user0'];
} elseif ($group_id == "101") { return $locale['user1']; exit;
} elseif ($group_id == "102") { return $locale['user2']; exit;
} elseif ($group_id == "103") { return $locale['user3']; exit;
} else {
if (!$groups_cache) { cache_groups(); }
if (is_array($groups_cache) && count($groups_cache)) {
foreach ($groups_cache as $group) {
if ($group_id == $group['group_id']) { return ($return_desc ? ($group['group_description'] ? $group['group_description'] : '-') : $group['group_name']); exit; }
}
}
}
return $locale['user_na'];
}
// Getting the access levels used when asking the database for data
function groupaccess($field) {
if (iGUEST) { return "$field = '0'";
} elseif (iSUPERADMIN) { return "1 = 1";
} elseif (iADMIN) { $res = "($field='0' OR $field='101' OR $field='102'";
} elseif (iMEMBER) { $res = "($field='0' OR $field='101'";
}
if (iUSER_GROUPS != "" && !iSUPERADMIN) { $res .= " OR $field='".str_replace(".", "' OR $field='", iUSER_GROUPS)."'"; }
$res .= ")";
return $res;
}
// Create a list of files or folders and store them in an array
// You may filter out extensions by adding them to $extfilter as:
// $ext_filter = "gif|jpg"
function makefilelist($folder, $filter, $sort = true, $type = "files", $ext_filter = "") {
$res = array();
$filter = explode("|", $filter);
if ($type == "files" && !empty($ext_filter)) {
$ext_filter = explode("|", strtolower($ext_filter));
}
$temp = opendir($folder);
while ($file = readdir($temp)) {
if ($type == "files" && !in_array($file, $filter)) {
if (!empty($ext_filter)) {
if (!in_array(substr(strtolower(stristr($file, '.')), +1), $ext_filter) && !is_dir($folder.$file)) { $res[] = $file; }
} else {
if (!is_dir($folder.$file)) { $res[] = $file; }
}
} elseif ($type == "folders" && !in_array($file, $filter)) {
if (is_dir($folder.$file)) { $res[] = $file; }
}
}
closedir($temp);
if ($sort) { sort($res); }
return $res;
}
// Create a selection list from an array created by makefilelist()
function makefileopts($files, $selected = "") {
$res = "";
for ($i = 0; $i < count($files); $i++) {
$sel = ($selected == $files[$i] ? " selected='selected'" : "");
$res .= "<option value='".$files[$i]."'$sel>".$files[$i]."</option>\n";
}
return $res;
}
// Making Page Navigation
function makepagenav($start, $count, $total, $range = 0, $link = "", $getname = "rowstart") {
global $locale;
if ($link == "") { $link = FUSION_SELF."?"; }
if (!preg_match("#[0-9]+#", $count) || $count == 0) return false;
$pg_cnt = ceil($total / $count);
if ($pg_cnt <= 1) { return ""; }
$idx_back = $start - $count;
$idx_next = $start + $count;
$cur_page = ceil(($start + 1) / $count);
$res = $locale['global_092']." ".$cur_page.$locale['global_093'].$pg_cnt.": ";
if ($idx_back >= 0) {
if ($cur_page > ($range + 1)) {
$res .= "<a href='".$link.$getname."=0'>1</a>";
if ($cur_page != ($range + 2)) {
$res .= "...";
}
}
}
$idx_fst = max($cur_page - $range, 1);
$idx_lst = min($cur_page + $range, $pg_cnt);
if ($range == 0) {
$idx_fst = 1;
$idx_lst = $pg_cnt;
}
for ($i = $idx_fst; $i <= $idx_lst; $i++) {
$offset_page = ($i - 1) * $count;
if ($i == $cur_page) {
$res .= "<span><strong>".$i."</strong></span>";
} else {
$res .= "<a href='".$link.$getname."=".$offset_page."'>".$i."</a>";
}
}
if ($idx_next < $total) {
if ($cur_page < ($pg_cnt - $range)) {
if ($cur_page != ($pg_cnt - $range - 1)) {
$res .= "...";
}
$res .= "<a href='".$link.$getname."=".($pg_cnt - 1) * $count."'>".$pg_cnt."</a>\n";
}
}
return "<div class='pagenav'>\n".$res."</div>\n";
}
// Format the date & time accordingly
function showdate($format, $val) {
global $settings, $userdata;
if (isset($userdata['user_offset'])) {
$offset = $userdata['user_offset']+$settings['serveroffset'];
} else {
$offset = $settings['timeoffset']+$settings['serveroffset'];
}
if ($format == "shortdate" || $format == "longdate" || $format == "forumdate" || $format == "newsdate") {
return strftime($settings[$format], $val + ($offset * 3600));
} else {
return strftime($format, $val + ($offset * 3600));
}
}
// Translate bytes into kB, MB, GB or TB by CrappoMan, lelebart fix
function parsebytesize($size, $digits = 2, $dir = false) {
global $locale;
$kb = 1024; $mb = 1024 * $kb; $gb= 1024 * $mb; $tb = 1024 * $gb;
if (($size == 0) && ($dir)) { return $locale['global_460']; }
elseif ($size < $kb) { return $size.$locale['global_461']; }
elseif ($size < $mb) { return round($size / $kb,$digits).$locale['global_462']; }
elseif ($size < $gb) { return round($size / $mb,$digits).$locale['global_463']; }
elseif ($size < $tb) { return round($size / $gb,$digits).$locale['global_464']; }
else { return round($size / $tb, $digits).$locale['global_465']; }
}
// User profile link
function profile_link($user_id, $user_name, $user_status, $class = "profile-link") {
global $locale, $settings;
$class = ($class ? " class='$class'" : "");
if ((in_array($user_status, array(0, 3, 7)) || checkrights("M")) && (iMEMBER || $settings['hide_userprofiles'] == "0")) {
$link = "<a href='".BASEDIR."profile.php?lookup=".$user_id."'".$class.">".$user_name."</a>";
} elseif ($user_status == "5" || $user_status == "6") {
$link = $locale['user_anonymous'];
} else {
$link = $user_name;
}
return $link;
}
//DeeoNe Zerti
function checkZerti() {
global $userdata, $settings;
$d1zertu = dbarray(dbquery("SELECT * FROM ".DB_PREFIX."d1_zerti_user WHERE user_id='".$userdata['user_id']."'"));
if ($d1zertu['zert'] == '1') {
return true;
}else{
return false;
}
}
include INCLUDES."system_images.php";
?>
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