Vergleich inc/functions.php - 1.8.16 - 1.8.38

Keine Änderungen Hinzugefügt Modifiziert Entfernt
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global $db, $lang, $theme, $templates, $plugins, $mybb; global $debug, $templatecache, $templatelist, $maintimer, $globaltime, $parsetime;	global $db, $lang, $theme, $templates, $plugins, $mybb; global $debug, $templatecache, $templatelist, $maintimer, $globaltime, $parsetime;
	$contents = $plugins->run_hooks("pre_parse_page", $contents);
$contents = parse_page($contents); $totaltime = format_time_duration($maintimer->stop()); $contents = $plugins->run_hooks("pre_output_page", $contents);	$contents = parse_page($contents); $totaltime = format_time_duration($maintimer->stop()); $contents = $plugins->run_hooks("pre_output_page", $contents);
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{ // Load DB interface require_once MYBB_ROOT."inc/db_base.php";	{ // Load DB interface require_once MYBB_ROOT."inc/db_base.php";
	require_once MYBB_ROOT . 'inc/AbstractPdoDbDriver.php';
require_once MYBB_ROOT."inc/db_".$config['database']['type'].".php"; switch($config['database']['type'])	require_once MYBB_ROOT."inc/db_".$config['database']['type'].".php"; switch($config['database']['type'])
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break; case "pgsql": $db = new DB_PgSQL;	break; case "pgsql": $db = new DB_PgSQL;
	break; case "pgsql_pdo": $db = new PostgresPdoDbDriver();
break; case "mysqli": $db = new DB_MySQLi;	break; case "mysqli": $db = new DB_MySQLi;
	break; case "mysql_pdo": $db = new MysqlPdoDbDriver();
break; default: $db = new DB_MySQL;	break; default: $db = new DB_MySQL;
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define("TABLE_PREFIX", $config['database']['table_prefix']); } $db->set_table_prefix(TABLE_PREFIX);	define("TABLE_PREFIX", $config['database']['table_prefix']); } $db->set_table_prefix(TABLE_PREFIX);
} }	} }
// Cache object deconstructed? reconstruct if(!is_object($cache))	// Cache object deconstructed? reconstruct if(!is_object($cache))
{	{
require_once MYBB_ROOT."inc/class_datacache.php"; $cache = new datacache; $cache->cache();	require_once MYBB_ROOT."inc/class_datacache.php"; $cache = new datacache; $cache->cache();
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require_once MYBB_ROOT."inc/class_plugins.php"; $plugins = new pluginSystem; $plugins->load();	require_once MYBB_ROOT."inc/class_plugins.php"; $plugins = new pluginSystem; $plugins->load();
}	}
// We have some shutdown queries needing to be run if(is_array($shutdown_queries))	// We have some shutdown queries needing to be run if(is_array($shutdown_queries))
{	{
// Loop through and run them all foreach($shutdown_queries as $query)	// Loop through and run them all foreach($shutdown_queries as $query)
{ $db->query($query); }	{ $db->write_query($query); }
} // Run any shutdown functions if we have them	} // Run any shutdown functions if we have them
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foreach($shutdown_functions as $function) { call_user_func_array($function['function'], $function['arguments']);	foreach($shutdown_functions as $function) { call_user_func_array($function['function'], $function['arguments']);
}	}
} $done_shutdown = true; }	} $done_shutdown = true; }

/** * Sends a specified amount of messages from the mail queue *	/** * Sends a specified amount of messages from the mail queue *
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global $db, $cache, $plugins; $plugins->run_hooks("send_mail_queue_start");	global $db, $cache, $plugins; $plugins->run_hooks("send_mail_queue_start");

// Check to see if the mail queue has messages needing to be sent $mailcache = $cache->read("mailqueue");	// Check to see if the mail queue has messages needing to be sent $mailcache = $cache->read("mailqueue");
if($mailcache['queue_size'] > 0 && ($mailcache['locked'] == 0 \|\| $mailcache['locked'] < TIME_NOW-300))	if($mailcache !== false && $mailcache['queue_size'] > 0 && ($mailcache['locked'] == 0 \|\| $mailcache['locked'] < TIME_NOW-300))
{ // Lock the queue so no other messages can be sent whilst these are (for popular boards) $cache->update_mailqueue(0, TIME_NOW);	{ // Lock the queue so no other messages can be sent whilst these are (for popular boards) $cache->update_mailqueue(0, TIME_NOW);
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else { $contents = "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\">\n".$contents;	else { $contents = "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\">\n".$contents;
} $contents = str_replace("<html", "<html xmlns=\"http://www.w3.org/1999/xhtml\"", $contents);	} $contents = str_replace("<html", "<html xmlns=\"http://www.w3.org/1999/xhtml\"", $contents);
if($lang->settings['rtl'] == 1)	if($lang->settings['rtl'] == 1)
{	{
$contents = str_replace("<html", "<html dir=\"rtl\"", $contents);	$contents = str_replace("<html", "<html dir=\"rtl\"", $contents);
}	}
if($lang->settings['htmllang']) { $contents = str_replace("<html", "<html xml:lang=\"".$lang->settings['htmllang']."\" lang=\"".$lang->settings['htmllang']."\"", $contents);	if($lang->settings['htmllang']) { $contents = str_replace("<html", "<html xml:lang=\"".$lang->settings['htmllang']."\" lang=\"".$lang->settings['htmllang']."\"", $contents);
}	}
if($error_handler->warnings) { $contents = str_replace("<body>", "<body>\n".$error_handler->show_warnings(), $contents); } return $contents;	if($error_handler->warnings) { $contents = str_replace("<body>", "<body>\n".$error_handler->show_warnings(), $contents); } return $contents;
} /**	} /**
* Turn a unix timestamp in to a "friendly" date/time format for the user. * * @param string $format A date format (either relative, normal or PHP's date() structure).	* Turn a unix timestamp in to a "friendly" date/time format for the user. * * @param string $format A date format (either relative, normal or PHP's date() structure).
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*/ function my_date($format, $stamp=0, $offset="", $ty=1, $adodb=false) {	*/ function my_date($format, $stamp=0, $offset="", $ty=1, $adodb=false) {
global $mybb, $lang, $mybbadmin, $plugins;	global $mybb, $lang, $plugins;
// If the stamp isn't set, use TIME_NOW if(empty($stamp))	// If the stamp isn't set, use TIME_NOW if(empty($stamp))
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{ $offset = (float)$mybb->user['timezone']; $dstcorrection = $mybb->user['dst'];	{ $offset = (float)$mybb->user['timezone']; $dstcorrection = $mybb->user['dst'];
} elseif(defined("IN_ADMINCP")) { $offset = (float)$mybbadmin['timezone']; $dstcorrection = $mybbadmin['dst'];
} else { $offset = (float)$mybb->settings['timezoneoffset']; $dstcorrection = $mybb->settings['dstcorrection'];	} else { $offset = (float)$mybb->settings['timezoneoffset']; $dstcorrection = $mybb->settings['dstcorrection'];
}	}
// If DST correction is enabled, add an additional hour to the timezone. if($dstcorrection == 1) {	// If DST correction is enabled, add an additional hour to the timezone. if($dstcorrection == 1) {
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$offset = "+".$offset; } }	$offset = "+".$offset; } }
}	}
if($offset == "-") { $offset = 0;	if($offset == "-") { $offset = 0;
}	}
// Using ADOdb? if($adodb == true && !function_exists('adodb_date'))	// Using ADOdb? if($adodb == true && !function_exists('adodb_date'))
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{ $diff = TIME_NOW - $stamp; $relative = array('prefix' => '', 'minute' => 0, 'plural' => $lang->rel_minutes_plural, 'suffix' => $lang->rel_ago);	{ $diff = TIME_NOW - $stamp; $relative = array('prefix' => '', 'minute' => 0, 'plural' => $lang->rel_minutes_plural, 'suffix' => $lang->rel_ago);
if($diff < 0)	if($diff < 0)
{ $diff = abs($diff); $relative['suffix'] = ''; $relative['prefix'] = $lang->rel_in;	{ $diff = abs($diff); $relative['suffix'] = ''; $relative['prefix'] = $lang->rel_in;
}	}
$relative['minute'] = floor($diff / 60); if($relative['minute'] <= 1)	$relative['minute'] = floor($diff / 60); if($relative['minute'] <= 1)
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} if($diff <= 60)	} if($diff <= 60)
{	{
// Less than a minute $relative['prefix'] = $lang->rel_less_than;	// Less than a minute $relative['prefix'] = $lang->rel_less_than;
}	}
$date = $lang->sprintf($lang->rel_time, $relative['prefix'], $relative['minute'], $relative['plural'], $relative['suffix'], $real_date, $real_time); } elseif($ty != 2 && abs(TIME_NOW - $stamp) < 43200)	$date = $lang->sprintf($lang->rel_time, $relative['prefix'], $relative['minute'], $relative['plural'], $relative['suffix'], $real_date, $real_time); } elseif($ty != 2 && abs(TIME_NOW - $stamp) < 43200)
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$diff = abs($diff); $relative['suffix'] = ''; $relative['prefix'] = $lang->rel_in;	$diff = abs($diff); $relative['suffix'] = ''; $relative['prefix'] = $lang->rel_in;
} $relative['hour'] = floor($diff / 3600);	} $relative['hour'] = floor($diff / 3600);
if($relative['hour'] <= 1) { $relative['hour'] = 1;	if($relative['hour'] <= 1) { $relative['hour'] = 1;
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else { $date .= gmdate($mybb->settings['timeformat'], $stamp + ($offset * 3600));	else { $date .= gmdate($mybb->settings['timeformat'], $stamp + ($offset * 3600));
} } }	} } }
elseif($format == 'normal') { // Normal format both date and time	elseif($format == 'normal') { // Normal format both date and time
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if($todaysdate == $date) { $date = $lang->today;	if($todaysdate == $date) { $date = $lang->today;
}	}
else if($yesterdaysdate == $date)	else if($yesterdaysdate == $date)
{	{
$date = $lang->yesterday;	$date = $lang->yesterday;
}	}
} else {	} else {
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} else {	} else {
$date = gmdate($format, $stamp + ($offset * 3600));	$date = gmdate($format, $stamp + ($offset * 3600)); } } } if(is_object($plugins)) { $date = $plugins->run_hooks("my_date", $date); } return $date; } /** * Get a mail handler instance, a MyBB's built-in SMTP / PHP mail hander or one created by a plugin. * @param bool $use_buitlin Whether to use MyBB's built-in mail handler. * * @return object A MyBB built-in mail handler or one created by plugin(s). */ function &get_my_mailhandler($use_buitlin = false) { global $mybb, $plugins; static $my_mailhandler; static $my_mailhandler_builtin; if($use_buitlin) { // If our built-in mail handler doesn't exist, create it. if(!is_object($my_mailhandler_builtin)) { require_once MYBB_ROOT . "inc/class_mailhandler.php"; // Using SMTP. if(isset($mybb->settings['mail_handler']) && $mybb->settings['mail_handler'] == 'smtp') { require_once MYBB_ROOT . "inc/mailhandlers/smtp.php"; $my_mailhandler_builtin = new SmtpMail(); } // Using PHP mail(). else { require_once MYBB_ROOT . "inc/mailhandlers/php.php"; $my_mailhandler_builtin = new PhpMail(); if(!empty($mybb->config['mail_parameters'])) { $my_mailhandler_builtin->additional_parameters = $mybb->config['mail_parameters']; }
}	}
	} if(isset($plugins) && is_object($plugins)) { $plugins->run_hooks('my_mailhandler_builtin_after_init', $my_mailhandler_builtin); } return $my_mailhandler_builtin; } // If our mail handler doesn't exist, create it. if(!is_object($my_mailhandler)) { require_once MYBB_ROOT . "inc/class_mailhandler.php"; if(isset($plugins) && is_object($plugins)) { $plugins->run_hooks('my_mailhandler_init', $my_mailhandler); } // If no plugin has ever created the mail handler, resort to use the built-in one. if(!is_object($my_mailhandler) \|\| !($my_mailhandler instanceof MailHandler)) { $my_mailhandler = &get_my_mailhandler(true);
} }	} }
if(is_object($plugins)) { $date = $plugins->run_hooks("my_date", $date); } return $date;	return $my_mailhandler;
} /**	} /**
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* @param string $format The format of the email to be sent (text or html). text is default * @param string $message_text The text message of the email if being sent in html format, for email clients that don't support html * @param string $return_email The email address to return to. Defaults to admin return email address.	* @param string $format The format of the email to be sent (text or html). text is default * @param string $message_text The text message of the email if being sent in html format, for email clients that don't support html * @param string $return_email The email address to return to. Defaults to admin return email address.
* @return bool	* @return bool True if the mail is sent, false otherwise.
*/ function my_mail($to, $subject, $message, $from="", $charset="", $headers="", $keep_alive=false, $format="text", $message_text="", $return_email="") {	*/ function my_mail($to, $subject, $message, $from="", $charset="", $headers="", $keep_alive=false, $format="text", $message_text="", $return_email="") {
global $mybb; static $mail; // Does our object not exist? Create it if(!is_object($mail)) { require_once MYBB_ROOT."inc/class_mailhandler.php";	global $mybb, $plugins;

if($mybb->settings['mail_handler'] == 'smtp') { require_once MYBB_ROOT."inc/mailhandlers/smtp.php"; $mail = new SmtpMail(); } else { require_once MYBB_ROOT."inc/mailhandlers/php.php"; $mail = new PhpMail(); } } // Using SMTP based mail if($mybb->settings['mail_handler'] == 'smtp') { if($keep_alive == true) { $mail->keep_alive = true; } } // Using PHP based mail() else	// Get our mail handler. $mail = &get_my_mailhandler(); // If MyBB's built-in SMTP mail handler is used, set the keep alive bit accordingly. if($keep_alive == true && isset($mail->keep_alive) && isset($mybb->settings['mail_handler']) && $mybb->settings['mail_handler'] == 'smtp')
{	{
if($mybb->settings['mail_parameters'] != '')	require_once MYBB_ROOT . "inc/class_mailhandler.php"; require_once MYBB_ROOT . "inc/mailhandlers/smtp.php"; if($mail instanceof MailHandler && $mail instanceof SmtpMail)
{	{
$mail->additional_parameters = $mybb->settings['mail_parameters']; } } // Build and send	$mail->keep_alive = true; } } // Following variables will help sequential plugins to determine how to process plugin hooks. // Mark this variable true if the hooked plugin has sent the mail, otherwise don't modify it. $is_mail_sent = false; // Mark this variable false if the hooked plugin doesn't suggest sequential plugins to continue processing. $continue_process = true; $my_mail_parameters = array( 'to' => &$to, 'subject' => &$subject, 'message' => &$message, 'from' => &$from, 'charset' => &$charset, 'headers' => &$headers, 'keep_alive' => &$keep_alive, 'format' => &$format, 'message_text' => &$message_text, 'return_email' => &$return_email, 'is_mail_sent' => &$is_mail_sent, 'continue_process' => &$continue_process, ); if(isset($plugins) && is_object($plugins)) { $plugins->run_hooks('my_mail_pre_build_message', $my_mail_parameters); } // Build the mail message.
$mail->build_message($to, $subject, $message, $from, $charset, $headers, $format, $message_text, $return_email);	$mail->build_message($to, $subject, $message, $from, $charset, $headers, $format, $message_text, $return_email);
return $mail->send(); }	if(isset($plugins) && is_object($plugins)) { $plugins->run_hooks('my_mail_pre_send', $my_mail_parameters); } // Check if the hooked plugins still suggest to send the mail. if($continue_process) { $is_mail_sent = $mail->send(); } if(isset($plugins) && is_object($plugins)) { $plugins->run_hooks('my_mail_post_send', $my_mail_parameters); } return $is_mail_sent; }
/**	/**
* Generates a unique code for POST requests to prevent XSS/CSRF attacks	* Generates a code for POST requests to prevent XSS/CSRF attacks. * Unique for each user or guest session and rotated every 6 hours.
*	*
	* @param int $rotation_shift Adjustment of the rotation number to generate a past/future code
* @return string The generated code */	* @return string The generated code */
function generate_post_check()	function generate_post_check($rotation_shift=0)
{ global $mybb, $session;	{ global $mybb, $session;
if($mybb->user['uid']) { return md5($mybb->user['loginkey'].$mybb->user['salt'].$mybb->user['regdate']); } // Guests get a special string else { return md5($session->useragent.$mybb->config['database']['username'].$mybb->settings['internal']['encryption_key']); } }	$rotation_interval = 6 * 3600; $rotation = floor(TIME_NOW / $rotation_interval) + $rotation_shift; $seed = $rotation; if($mybb->user['uid']) { $seed .= $mybb->user['loginkey'].$mybb->user['salt'].$mybb->user['regdate']; } else { $seed .= $session->sid; } if(defined('IN_ADMINCP')) { $seed .= 'ADMINCP'; } $seed .= $mybb->settings['internal']['encryption_key']; return md5($seed); }
/**	/**
* Verifies a POST check code is valid, if not shows an error (silently returns false on silent parameter)	* Verifies a POST check code is valid (i.e. generated using a rotation number from the past 24 hours)
* * @param string $code The incoming POST check code	* * @param string $code The incoming POST check code
* @param boolean $silent Silent mode or not (silent mode will not show the error to the user but returns false) * @return bool	* @param boolean $silent Don't show an error to the user * @return bool\|void Result boolean if $silent is true, otherwise shows an error to the user
*/ function verify_post_check($code, $silent=false) { global $lang;	*/ function verify_post_check($code, $silent=false) { global $lang;
if(generate_post_check() !== $code)	if( generate_post_check() !== $code && generate_post_check(-1) !== $code && generate_post_check(-2) !== $code && generate_post_check(-3) !== $code )
{ if($silent == true) {	{ if($silent == true) {
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global $forum_cache; static $forumarraycache;	global $forum_cache; static $forumarraycache;
if($forumarraycache[$fid])	if(!empty($forumarraycache[$fid]))
{ return $forumarraycache[$fid]['parentlist']; }	{ return $forumarraycache[$fid]['parentlist']; }
elseif($forum_cache[$fid])	elseif(!empty($forum_cache[$fid]))
{ return $forum_cache[$fid]['parentlist']; }	{ return $forum_cache[$fid]['parentlist']; }
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* @return string The query string generated */ function build_parent_list($fid, $column="fid", $joiner="OR", $parentlist="")	* @return string The query string generated */ function build_parent_list($fid, $column="fid", $joiner="OR", $parentlist="")
{	{
if(!$parentlist) { $parentlist = get_parent_list($fid);	if(!$parentlist) { $parentlist = get_parent_list($fid);
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} } return $forum_cache;	} } return $forum_cache;
} /**	} /**
* Generate an array of all child and descendant forums for a specific forum. * * @param int $fid The forum ID	* Generate an array of all child and descendant forums for a specific forum. * * @param int $fid The forum ID
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foreach($forum_cache as $forum) { if($forum['active'] != 0)	foreach($forum_cache as $forum) { if($forum['active'] != 0)
{	{
$forums_by_parent[$forum['pid']][$forum['fid']] = $forum;	$forums_by_parent[$forum['pid']][$forum['fid']] = $forum;
} }	} }
}	}
if(!is_array($forums_by_parent[$fid]))	if(isset($forums_by_parent[$fid]))
{	{
return $forums; }	if(!is_array($forums_by_parent[$fid])) { return $forums; }

foreach($forums_by_parent[$fid] as $forum) { $forums[] = $forum['fid']; $children = get_child_list($forum['fid']); if(is_array($children))	foreach($forums_by_parent[$fid] as $forum)
{	{
$forums = array_merge($forums, $children);	$forums[] = (int)$forum['fid']; $children = get_child_list($forum['fid']); if(is_array($children)) { $forums = array_merge($forums, $children); }
} } return $forums;	} } return $forums;
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foreach($errors as $error) {	foreach($errors as $error) {
$errorlist .= "<li>".$error."</li>\n";	eval("\$errorlist .= \"".$templates->get("error_inline_item")."\";");
} eval("\$errors = \"".$templates->get("error_inline")."\";");	} eval("\$errors = \"".$templates->get("error_inline")."\";");
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} // Show redirects only if both ACP and UCP settings are enabled, or ACP is enabled, and user is a guest, or they are forced.	} // Show redirects only if both ACP and UCP settings are enabled, or ACP is enabled, and user is a guest, or they are forced.
if($force_redirect == true \|\| ($mybb->settings['redirects'] == 1 && ($mybb->user['showredirect'] == 1 \|\| !$mybb->user['uid'])))	if($force_redirect == true \|\| ($mybb->settings['redirects'] == 1 && (!$mybb->user['uid'] \|\| $mybb->user['showredirect'] == 1)))
{ $url = str_replace("&", "&", $url); $url = htmlspecialchars_uni($url);	{ $url = str_replace("&", "&", $url); $url = htmlspecialchars_uni($url);
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/** * Generate a listing of page - pagination	/** * Generate a listing of page - pagination
*	*
* @param int $count The number of items * @param int $perpage The number of items to be shown per page * @param int $page The current page number	* @param int $count The number of items * @param int $perpage The number of items to be shown per page * @param int $page The current page number
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*/ function multipage($count, $perpage, $page, $url, $breadcrumb=false) {	*/ function multipage($count, $perpage, $page, $url, $breadcrumb=false) {
global $theme, $templates, $lang, $mybb;	global $theme, $templates, $lang, $mybb, $plugins;
if($count <= $perpage) { return ''; }	if($count <= $perpage) { return ''; }
	$args = array( 'count' => &$count, 'perpage' => &$perpage, 'page' => &$page, 'url' => &$url, 'breadcrumb' => &$breadcrumb, ); $plugins->run_hooks('multipage', $args);
$page = (int)$page;	$page = (int)$page;

$url = str_replace("&", "&", $url); $url = htmlspecialchars_uni($url);	$url = str_replace("&", "&", $url); $url = htmlspecialchars_uni($url);
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// Maximum number of "page bits" to show if(!$mybb->settings['maxmultipagelinks'])	// Maximum number of "page bits" to show if(!$mybb->settings['maxmultipagelinks'])
{	{
$mybb->settings['maxmultipagelinks'] = 5; }	$mybb->settings['maxmultipagelinks'] = 5; }
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$jumptopage = ''; if($pages > ($mybb->settings['maxmultipagelinks']+1) && $mybb->settings['jumptopagemultipage'] == 1)	$jumptopage = ''; if($pages > ($mybb->settings['maxmultipagelinks']+1) && $mybb->settings['jumptopagemultipage'] == 1)
{	{
// When the second parameter is set to 1, fetch_page_url thinks it's the first page and removes it from the URL as it's unnecessary $jump_url = fetch_page_url($url, 1); eval("\$jumptopage = \"".$templates->get("multipage_jump_page")."\";");	// When the second parameter is set to 1, fetch_page_url thinks it's the first page and removes it from the URL as it's unnecessary $jump_url = fetch_page_url($url, 1); eval("\$jumptopage = \"".$templates->get("multipage_jump_page")."\";");
}	}
$multipage_pages = $lang->sprintf($lang->multipage_pages, $pages); if($breadcrumb == true)	$multipage_pages = $lang->sprintf($lang->multipage_pages, $pages); if($breadcrumb == true)
{	{
eval("\$multipage = \"".$templates->get("multipage_breadcrumb")."\";");	eval("\$multipage = \"".$templates->get("multipage_breadcrumb")."\";");
}	}
else { eval("\$multipage = \"".$templates->get("multipage")."\";");	else { eval("\$multipage = \"".$templates->get("multipage")."\";");
}	}
return $multipage; }	return $multipage; }
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if(strpos($url, "?") === false) { $url .= "?";	if(strpos($url, "?") === false) { $url .= "?";
} else {	} else {
$url .= "&"; }	$url .= "&"; }

$url .= "page=$page";	$url .= "page=$page";
}	}
else { $url = str_replace("{page}", $page, $url);	else { $url = str_replace("{page}", $page, $url);
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/** * Fetch the permissions for a specific user	/** * Fetch the permissions for a specific user
* * @param int $uid The user ID	* * @param int $uid The user ID, if no user ID is provided then current user's ID will be considered.
* @return array Array of user permissions for the specified user */	* @return array Array of user permissions for the specified user */
function user_permissions($uid=0)	function user_permissions($uid=null)
{ global $mybb, $cache, $groupscache, $user_cache;	{ global $mybb, $cache, $groupscache, $user_cache;

// If no user id is specified, assume it is the current user	// If no user id is specified, assume it is the current user
	if($uid === null) { $uid = $mybb->user['uid']; } // Its a guest. Return the group permissions directly from cache
if($uid == 0) {	if($uid == 0) {
$uid = $mybb->user['uid'];	return $groupscache[1];
} // User id does not match current user, fetch permissions	} // User id does not match current user, fetch permissions
Zeile 1254	Zeile 1382
*/ function usergroup_permissions($gid=0) {	*/ function usergroup_permissions($gid=0) {
global $cache, $groupscache, $grouppermignore, $groupzerogreater;	global $cache, $groupscache, $grouppermignore, $groupzerogreater, $groupzerolesser, $groupxgreater, $grouppermbyswitch;
if(!is_array($groupscache)) {	if(!is_array($groupscache)) {
Zeile 1271	Zeile 1399
$usergroup = array(); $usergroup['all_usergroups'] = $gid;	$usergroup = array(); $usergroup['all_usergroups'] = $gid;
	// Get those switch permissions from the first valid group. $permswitches_usergroup = array(); $grouppermswitches = array(); foreach(array_values($grouppermbyswitch) as $permvalue) { if(is_array($permvalue)) { foreach($permvalue as $perm) { $grouppermswitches[] = $perm; } } else { $grouppermswitches[] = $permvalue; } } $grouppermswitches = array_unique($grouppermswitches); foreach($groups as $gid) { if(trim($gid) == "" \|\| empty($groupscache[$gid])) { continue; } foreach($grouppermswitches as $perm) { $permswitches_usergroup[$perm] = $groupscache[$gid][$perm]; } break; // Only retieve the first available group's permissions as how following action does. }
foreach($groups as $gid) { if(trim($gid) == "" \|\| empty($groupscache[$gid]))	foreach($groups as $gid) { if(trim($gid) == "" \|\| empty($groupscache[$gid]))
{	{
continue; }	continue; }
Zeile 1286	Zeile 1445
if(isset($usergroup[$perm])) { $permbit = $usergroup[$perm];	if(isset($usergroup[$perm])) { $permbit = $usergroup[$perm];
} else	} else
{ $permbit = ""; }	{ $permbit = ""; }
// 0 represents unlimited for numerical group permissions (i.e. private message limit) so take that into account. if(in_array($perm, $groupzerogreater) && ($access == 0 \|\| $permbit === 0)) { $usergroup[$perm] = 0; continue; }	// permission type: 0 not a numerical permission, otherwise a numerical permission. // Positive value is for `greater is more` permission, negative for `lesser is more`. $perm_is_numerical = 0; $perm_numerical_lowerbound = 0; // 0 represents unlimited for most numerical group permissions (i.e. private message limit) so take that into account. if(in_array($perm, $groupzerogreater)) { // 1 means a `0 or greater` permission. Value 0 means unlimited. $perm_is_numerical = 1; } // Less is more for some numerical group permissions (i.e. post count required for using signature) so take that into account, too. else if(in_array($perm, $groupzerolesser)) { // -1 means a `0 or lesser` permission. Value 0 means unlimited. $perm_is_numerical = -1; } // Greater is more, but with a lower bound. else if(array_key_exists($perm, $groupxgreater)) { // 2 means a general `greater` permission. Value 0 just means 0. $perm_is_numerical = 2; $perm_numerical_lowerbound = $groupxgreater[$perm]; } if($perm_is_numerical != 0) { $update_current_perm = true; // Ensure it's an integer. $access = (int)$access; // Check if this permission should be activatived by another switch permission in current group. if(array_key_exists($perm, $grouppermbyswitch)) { if(!is_array($grouppermbyswitch[$perm])) { $grouppermbyswitch[$perm] = array($grouppermbyswitch[$perm]); } $update_current_perm = $group_current_perm_enabled = $group_perm_enabled = false; foreach($grouppermbyswitch[$perm] as $permswitch) { if(!isset($groupscache[$gid][$permswitch])) { continue; } $permswitches_current = $groupscache[$gid][$permswitch]; // Determin if the permission is enabled by switches from current group. if($permswitches_current == 1 \|\| $permswitches_current == "yes") // Keep yes/no for compatibility? { $group_current_perm_enabled = true; } // Determin if the permission is enabled by switches from previously handled groups. if($permswitches_usergroup[$permswitch] == 1 \|\| $permswitches_usergroup[$permswitch] == "yes") // Keep yes/no for compatibility? { $group_perm_enabled = true; } } // Set this permission if not set yet. if(!isset($usergroup[$perm])) { $usergroup[$perm] = $access; } // If current group's setting enables the permission, we may need to update the user's permission. if($group_current_perm_enabled) { // Only update this permission if both its switch and current group switch are on. if($group_perm_enabled) { $update_current_perm = true; } // Override old useless value with value from current group. else { $usergroup[$perm] = $access; } } } // No switch controls this permission, or permission needs an update. if($update_current_perm) { switch($perm_is_numerical) { case 1: case -1: if($access == 0 \|\| $permbit === 0) { $usergroup[$perm] = 0; break; } default: if($perm_is_numerical > 0 && $access > $permbit \|\| $perm_is_numerical < 0 && $access < $permbit) { $usergroup[$perm] = $access; } break; } } // Maybe oversubtle, database uses Unsigned on them, but enables usage of permission value with a lower bound. if($usergroup[$perm] < $perm_numerical_lowerbound) { $usergroup[$perm] = $perm_numerical_lowerbound; } // Work is done for numerical permissions. continue; }
if($access > $permbit \|\| ($access == "yes" && $permbit == "no") \|\| !$permbit) // Keep yes/no for compatibility? { $usergroup[$perm] = $access; } }	if($access > $permbit \|\| ($access == "yes" && $permbit == "no") \|\| !$permbit) // Keep yes/no for compatibility? { $usergroup[$perm] = $access; } }
	} foreach($permswitches_usergroup as $perm => $value) { $permswitches_usergroup[$perm] = $usergroup[$perm];
} }	} }
Zeile 1323	Zeile 1593
if(!is_array($groupscache)) { $groupscache = $cache->read("usergroups");	if(!is_array($groupscache)) { $groupscache = $cache->read("usergroups");
}	}
$displaygroup = array(); $group = $groupscache[$gid];	$displaygroup = array(); $group = $groupscache[$gid];
Zeile 1372	Zeile 1642
} $groupperms = $mybb->usergroup;	} $groupperms = $mybb->usergroup;
} }	} }
if(!is_array($forum_cache)) { $forum_cache = cache_forums();	if(!is_array($forum_cache)) { $forum_cache = cache_forums();
Zeile 1423	Zeile 1693
function fetch_forum_permissions($fid, $gid, $groupperms) { global $groupscache, $forum_cache, $fpermcache, $mybb, $fpermfields;	function fetch_forum_permissions($fid, $gid, $groupperms) { global $groupscache, $forum_cache, $fpermcache, $mybb, $fpermfields;
$groups = explode(",", $gid); if(empty($fpermcache[$fid])) // This forum has no custom or inherited permissions so lets just return the group permissions { return $groupperms; }	if(isset($gid)) { $groups = explode(",", $gid); } else { $groups = array(); }
$current_permissions = array(); $only_view_own_threads = 1; $only_reply_own_threads = 1;	$current_permissions = array(); $only_view_own_threads = 1; $only_reply_own_threads = 1;
foreach($groups as $gid) { if(!empty($groupscache[$gid])) { $level_permissions = $fpermcache[$fid][$gid]; // If our permissions arn't inherited we need to figure them out if(empty($fpermcache[$fid][$gid])) { $parents = explode(',', $forum_cache[$fid]['parentlist']); rsort($parents); if(!empty($parents)) { foreach($parents as $parent_id) { if(!empty($fpermcache[$parent_id][$gid])) { $level_permissions = $fpermcache[$parent_id][$gid]; break; } } } } // If we STILL don't have forum permissions we use the usergroup itself if(empty($level_permissions)) {	if(empty($fpermcache[$fid])) // This forum has no custom or inherited permissions so lets just return the group permissions { $current_permissions = $groupperms; } else { foreach($groups as $gid) { // If this forum has custom or inherited permissions for the currently looped group. if(!empty($fpermcache[$fid][$gid])) { $level_permissions = $fpermcache[$fid][$gid]; } // Or, use the group permission instead, if available. Some forum permissions not existing here will be added back later. else if(!empty($groupscache[$gid])) {
$level_permissions = $groupscache[$gid];	$level_permissions = $groupscache[$gid];
	} // No permission is available for the currently looped group, probably we have bad data here. else { continue;
} foreach($level_permissions as $permission => $access)	} foreach($level_permissions as $permission => $access)
Zeile 1482	Zeile 1748
{ $only_reply_own_threads = 0; }	{ $only_reply_own_threads = 0; }
	} if(count($current_permissions) == 0) { $current_permissions = $groupperms;
} } // Figure out if we can view more than our own threads	} } // Figure out if we can view more than our own threads
if($only_view_own_threads == 0)	if($only_view_own_threads == 0 \|\| !isset($current_permissions["canonlyviewownthreads"]))
{ $current_permissions["canonlyviewownthreads"] = 0; } // Figure out if we can reply more than our own threads	{ $current_permissions["canonlyviewownthreads"] = 0; } // Figure out if we can reply more than our own threads
if($only_reply_own_threads == 0)	if($only_reply_own_threads == 0 \|\| !isset($current_permissions["canonlyreplyownthreads"]))
{ $current_permissions["canonlyreplyownthreads"] = 0; }	{ $current_permissions["canonlyreplyownthreads"] = 0; }
if(count($current_permissions) == 0)	return $current_permissions; } /** * Check whether password for given forum was validated for the current user * * @param array $forum The forum data * @param bool $ignore_empty Whether to treat forum password configured as an empty string as validated * @param bool $check_parents Whether to check parent forums using `parentlist` * @return bool */ function forum_password_validated($forum, $ignore_empty=false, $check_parents=false) { global $mybb, $forum_cache; if($check_parents && isset($forum['parentlist']))
{	{
$current_permissions = $groupperms;	if(!is_array($forum_cache)) { $forum_cache = cache_forums(); if(!$forum_cache) { return false; } } $parents = explode(',', $forum['parentlist']); rsort($parents); foreach($parents as $parent_id) { if($parent_id != $forum['fid'] && !forum_password_validated($forum_cache[$parent_id], true)) { return false; } }
}	}
return $current_permissions;	return ($ignore_empty && $forum['password'] === '') \|\| ( isset($mybb->cookies['forumpass'][$forum['fid']]) && my_hash_equals( md5($mybb->user['uid'].$forum['password']), $mybb->cookies['forumpass'][$forum['fid']] ) );
} /**	} /**
Zeile 1542	Zeile 1853
continue; }	continue; }
if($forum_cache[$parent_id]['password'] != "")	if($forum_cache[$parent_id]['password'] !== "")
{ check_forum_password($parent_id, $fid); } } }	{ check_forum_password($parent_id, $fid); } } }
if(!empty($forum_cache[$fid]['password']))	if($forum_cache[$fid]['password'] !== '')
{	{
$password = $forum_cache[$fid]['password'];
if(isset($mybb->input['pwverify']) && $pid == 0) {	if(isset($mybb->input['pwverify']) && $pid == 0) {
if($password === $mybb->get_input('pwverify'))	if(my_hash_equals($forum_cache[$fid]['password'], $mybb->get_input('pwverify')))
{ my_setcookie("forumpass[$fid]", md5($mybb->user['uid'].$mybb->get_input('pwverify')), null, true); $showform = false;	{ my_setcookie("forumpass[$fid]", md5($mybb->user['uid'].$mybb->get_input('pwverify')), null, true); $showform = false;
Zeile 1563	Zeile 1873
{ eval("\$pwnote = \"".$templates->get("forumdisplay_password_wrongpass")."\";"); $showform = true;	{ eval("\$pwnote = \"".$templates->get("forumdisplay_password_wrongpass")."\";"); $showform = true;
} } else { if(!$mybb->cookies['forumpass'][$fid] \|\| ($mybb->cookies['forumpass'][$fid] && md5($mybb->user['uid'].$password) !== $mybb->cookies['forumpass'][$fid])) { $showform = true; } else { $showform = false; } }	} } else { if(!forum_password_validated($forum_cache[$fid])) { $showform = true; } else { $showform = false; } }
} else	} else
{	{
$showform = false;	$showform = false;
}	}
if($return) {	if($return) {
Zeile 1592	Zeile 1902
if($pid) { header("Location: ".$mybb->settings['bburl']."/".get_forum_link($fid));	if($pid) { header("Location: ".$mybb->settings['bburl']."/".get_forum_link($fid));
}	}
else { $_SERVER['REQUEST_URI'] = htmlspecialchars_uni($_SERVER['REQUEST_URI']);	else { $_SERVER['REQUEST_URI'] = htmlspecialchars_uni($_SERVER['REQUEST_URI']);
Zeile 1624	Zeile 1934
if($uid == 0) { return false;	if($uid == 0) { return false;
}	}
if(isset($modpermscache[$fid][$uid]))	if(isset($modpermscache[$fid][$uid]))
{	{
return $modpermscache[$fid][$uid];	return $modpermscache[$fid][$uid];
}	}
if(!$parentslist) { $parentslist = explode(',', get_parent_list($fid)); }	if(!$parentslist) { $parentslist = explode(',', get_parent_list($fid)); }

// Get user groups $perms = array(); $user = get_user($uid); $groups = array($user['usergroup']);	// Get user groups $perms = array(); $user = get_user($uid); $groups = array($user['usergroup']);

if(!empty($user['additionalgroups'])) { $extra_groups = explode(",", $user['additionalgroups']);	if(!empty($user['additionalgroups'])) { $extra_groups = explode(",", $user['additionalgroups']);
Zeile 1656	Zeile 1966
foreach($mod_cache as $forumid => $forum) {	foreach($mod_cache as $forumid => $forum) {
if(!is_array($forum) \|\| !in_array($forumid, $parentslist))	if(empty($forum) \|\| !is_array($forum) \|\| !in_array($forumid, $parentslist))
{ // No perms or we're not after this forum continue; } // User settings override usergroup settings	{ // No perms or we're not after this forum continue; } // User settings override usergroup settings
if(is_array($forum['users'][$uid]))	if(!empty($forum['users'][$uid]))
{ $perm = $forum['users'][$uid]; foreach($perm as $action => $value)	{ $perm = $forum['users'][$uid]; foreach($perm as $action => $value)
Zeile 1673	Zeile 1983
continue; }	continue; }
	if(!isset($perms[$action])) { $perms[$action] = $value; }
// Figure out the user permissions	// Figure out the user permissions
if($value == 0)	else if($value == 0)
{ // The user doesn't have permission to set this action $perms[$action] = 0;	{ // The user doesn't have permission to set this action $perms[$action] = 0;
Zeile 1688	Zeile 2002
foreach($groups as $group) {	foreach($groups as $group) {
if(!is_array($forum['usergroups'][$group]))	if(empty($forum['usergroups'][$group]) \|\| !is_array($forum['usergroups'][$group]))
{ // There are no permissions set for this group continue;	{ // There are no permissions set for this group continue;
Zeile 1702	Zeile 2016
continue; }	continue; }
$perms[$action] = max($perm[$action], $perms[$action]);	if(!isset($perms[$action])) { $perms[$action] = $value; } else { $perms[$action] = max($perm[$action], $perms[$action]); }
} } }	} } }

$modpermscache[$fid][$uid] = $perms; return $perms;	$modpermscache[$fid][$uid] = $perms; return $perms;
} /**	} /**
* Checks if a moderator has permissions to perform an action in a specific forum * * @param int $fid The forum ID (0 assumes global)	* Checks if a moderator has permissions to perform an action in a specific forum * * @param int $fid The forum ID (0 assumes global)
Zeile 1721	Zeile 2042
* @return bool Returns true if the user has permission, false if they do not */ function is_moderator($fid=0, $action="", $uid=0)	* @return bool Returns true if the user has permission, false if they do not */ function is_moderator($fid=0, $action="", $uid=0)
{ global $mybb, $cache; if($uid == 0) { $uid = $mybb->user['uid']; } if($uid == 0) {	{ global $mybb, $cache, $plugins; if($uid == 0) { $uid = $mybb->user['uid']; } if($uid == 0) {
return false; }	return false; }
$user_perms = user_permissions($uid); if($user_perms['issupermod'] == 1)	$user_perms = user_permissions($uid); $hook_args = array( 'fid' => $fid, 'action' => $action, 'uid' => $uid, ); $plugins->run_hooks("is_moderator", $hook_args); if(isset($hook_args['is_moderator'])) { return (boolean) $hook_args['is_moderator']; } if(!empty($user_perms['issupermod']) && $user_perms['issupermod'] == 1)
{ if($fid) { $forumpermissions = forum_permissions($fid);	{ if($fid) { $forumpermissions = forum_permissions($fid);
if($forumpermissions['canview'] && $forumpermissions['canviewthreads'] && !$forumpermissions['canonlyviewownthreads'])	if(!empty($forumpermissions['canview']) && !empty($forumpermissions['canviewthreads']) && empty($forumpermissions['canonlyviewownthreads']))
{ return true; }	{ return true; }
Zeile 1760	Zeile 2095
if(isset($modusers['users'][$uid]) && $modusers['users'][$uid]['mid'] && (!$action \|\| !empty($modusers['users'][$uid][$action]))) { return true;	if(isset($modusers['users'][$uid]) && $modusers['users'][$uid]['mid'] && (!$action \|\| !empty($modusers['users'][$uid][$action]))) { return true;
} $groups = explode(',', $user_perms['all_usergroups']);	} $groups = explode(',', $user_perms['all_usergroups']);
foreach($groups as $group) { if(trim($group) != '' && isset($modusers['usergroups'][$group]) && (!$action \|\| !empty($modusers['usergroups'][$group][$action])))	foreach($groups as $group) { if(trim($group) != '' && isset($modusers['usergroups'][$group]) && (!$action \|\| !empty($modusers['usergroups'][$group][$action])))
Zeile 1796	Zeile 2131
} } }	} } }
	} /** * Get an array of fids that the forum moderator has access to. * Do not use for administraotrs or global moderators as they moderate any forum and the function will return false. * * @param int $uid The user ID (0 assumes current user) * @return array\|bool an array of the fids the user has moderator access to or bool if called incorrectly. */ function get_moderated_fids($uid=0) { global $mybb, $cache; if($uid == 0) { $uid = $mybb->user['uid']; } if($uid == 0) { return array(); } $user_perms = user_permissions($uid); if($user_perms['issupermod'] == 1) { return false; } $fids = array(); $modcache = $cache->read('moderators'); if(!empty($modcache)) { $groups = explode(',', $user_perms['all_usergroups']); foreach($modcache as $fid => $forum) { if(isset($forum['users'][$uid]) && $forum['users'][$uid]['mid']) { $fids[] = $fid; continue; } foreach($groups as $group) { if(trim($group) != '' && isset($forum['usergroups'][$group])) { $fids[] = $fid; } } } } return $fids;
} /**	} /**
Zeile 1845	Zeile 2236
if(!empty($iconlist)) { eval("\$posticons = \"".$templates->get("posticons")."\";");	if(!empty($iconlist)) { eval("\$posticons = \"".$templates->get("posticons")."\";");
}	}
else { $posticons = '';	else { $posticons = '';
Zeile 1963	Zeile 2354
return false; }	return false; }
$cookie = my_unserialize($mybb->cookies['mybb'][$name]);	$cookie = my_unserialize($mybb->cookies['mybb'][$name], false);
if(is_array($cookie) && isset($cookie[$id])) {	if(is_array($cookie) && isset($cookie[$id])) {
Zeile 1987	Zeile 2378
{ global $mybb;	{ global $mybb;
$cookie = $mybb->cookies['mybb']; if(isset($cookie[$name]))	if(isset($mybb->cookies['mybb'][$name]))
{	{
$newcookie = my_unserialize($cookie[$name]);	$newcookie = my_unserialize($mybb->cookies['mybb'][$name], false);
} else {	} else {
Zeile 2000	Zeile 2390
$newcookie[$id] = $value; $newcookie = my_serialize($newcookie); my_setcookie("mybb[$name]", addslashes($newcookie), $expires);	$newcookie[$id] = $value; $newcookie = my_serialize($newcookie); my_setcookie("mybb[$name]", addslashes($newcookie), $expires);
	if(isset($mybb->cookies['mybb']) && !is_array($mybb->cookies['mybb'])) { $mybb->cookies['mybb'] = array(); }
// Make sure our current viarables are up-to-date as well $mybb->cookies['mybb'][$name] = $newcookie;	// Make sure our current viarables are up-to-date as well $mybb->cookies['mybb'][$name] = $newcookie;
Zeile 2019	Zeile 2414
* - does not unserialize objects * * @param string $str	* - does not unserialize objects * * @param string $str
	* @param bool $unlimited Whether to apply limits defined in MAX_SERIALIZED_* constants
* @return mixed * @throw Exception if $str is malformed or contains unsupported types (e.g., resources, objects) */	* @return mixed * @throw Exception if $str is malformed or contains unsupported types (e.g., resources, objects) */
function _safe_unserialize($str)	function _safe_unserialize($str, $unlimited = true)
{	{
if(strlen($str) > MAX_SERIALIZED_INPUT_LENGTH)	if(!$unlimited && strlen($str) > MAX_SERIALIZED_INPUT_LENGTH)
{ // input exceeds MAX_SERIALIZED_INPUT_LENGTH return false; } if(empty($str) \|\| !is_string($str))	{ // input exceeds MAX_SERIALIZED_INPUT_LENGTH return false; } if(empty($str) \|\| !is_string($str))
{	{
return false; }	return false; }
$stack = array(); $expected = array();	$stack = $list = $expected = array();
/* * states:	/* * states:
Zeile 2079	Zeile 2474
$value = substr($matches[2], 0, (int)$matches[1]); $str = substr($matches[2], (int)$matches[1] + 2); }	$value = substr($matches[2], 0, (int)$matches[1]); $str = substr($matches[2], (int)$matches[1] + 2); }
else if($type == 'a' && preg_match('/^a:([0-9]+):{(.*)/s', $str, $matches) && $matches[1] < MAX_SERIALIZED_ARRAY_LENGTH)	else if( $type == 'a' && preg_match('/^a:([0-9]+):{(.*)/s', $str, $matches) && ($unlimited \|\| $matches[1] < MAX_SERIALIZED_ARRAY_LENGTH) )
{ $expectedLength = (int)$matches[1]; $str = $matches[2];	{ $expectedLength = (int)$matches[1]; $str = $matches[2];
Zeile 2095	Zeile 2494
case 3: // in array, expecting value or another array if($type == 'a') {	case 3: // in array, expecting value or another array if($type == 'a') {
if(count($stack) >= MAX_SERIALIZED_ARRAY_DEPTH)	if(!$unlimited && count($stack) >= MAX_SERIALIZED_ARRAY_DEPTH)
{ // array nesting exceeds MAX_SERIALIZED_ARRAY_DEPTH return false;	{ // array nesting exceeds MAX_SERIALIZED_ARRAY_DEPTH return false;
Zeile 2105	Zeile 2504
$list[$key] = array(); $list = &$list[$key]; $expected[] = $expectedLength;	$list[$key] = array(); $list = &$list[$key]; $expected[] = $expectedLength;
$state = 2; break;	$state = 2; break;
} if($type != '}') {	} if($type != '}') {
Zeile 2120	Zeile 2519
case 2: // in array, expecting end of array or a key if($type == '}')	case 2: // in array, expecting end of array or a key if($type == '}')
{	{
if(count($list) < end($expected)) { // array size less than expected return false;	if(count($list) < end($expected)) { // array size less than expected return false;
}	}
unset($list); $list = &$stack[count($stack)-1];	unset($list); $list = &$stack[count($stack)-1];
Zeile 2135	Zeile 2534
array_pop($expected); if(count($expected) == 0) { $state = 1;	array_pop($expected); if(count($expected) == 0) { $state = 1;
} break; }	} break; }
if($type == 'i' \|\| $type == 's') {	if($type == 'i' \|\| $type == 's') {
if(count($list) >= MAX_SERIALIZED_ARRAY_LENGTH)	if(!$unlimited && count($list) >= MAX_SERIALIZED_ARRAY_LENGTH)
{ // array size exceeds MAX_SERIALIZED_ARRAY_LENGTH	{ // array size exceeds MAX_SERIALIZED_ARRAY_LENGTH
return false; }	return false; }
if(count($list) >= end($expected)) { // array size exceeds expected length	if(count($list) >= end($expected)) { // array size exceeds expected length
Zeile 2153	Zeile 2552
$key = $value; $state = 3;	$key = $value; $state = 3;
break; }	break; }
// illegal array index type return false;	// illegal array index type return false;
Zeile 2162	Zeile 2561
case 0: // expecting array or value if($type == 'a') {	case 0: // expecting array or value if($type == 'a') {
if(count($stack) >= MAX_SERIALIZED_ARRAY_DEPTH)	if(!$unlimited && count($stack) >= MAX_SERIALIZED_ARRAY_DEPTH)
{ // array nesting exceeds MAX_SERIALIZED_ARRAY_DEPTH return false;	{ // array nesting exceeds MAX_SERIALIZED_ARRAY_DEPTH return false;
Zeile 2172	Zeile 2571
$list = &$data; $expected[] = $expectedLength; $state = 2;	$list = &$data; $expected[] = $expectedLength; $state = 2;
break;	break;
} if($type != '}') {	} if($type != '}') {
Zeile 2199	Zeile 2598
* Wrapper for _safe_unserialize() that handles exceptions and multibyte encoding issue * * @param string $str	* Wrapper for _safe_unserialize() that handles exceptions and multibyte encoding issue * * @param string $str
	* @param bool $unlimited
* @return mixed */	* @return mixed */
function my_unserialize($str)	function my_unserialize($str, $unlimited = true)
{ // Ensure we use the byte count for strings even when strlen() is overloaded by mb_strlen() if(function_exists('mb_internal_encoding') && (((int)ini_get('mbstring.func_overload')) & 2))	{ // Ensure we use the byte count for strings even when strlen() is overloaded by mb_strlen() if(function_exists('mb_internal_encoding') && (((int)ini_get('mbstring.func_overload')) & 2))
Zeile 2210	Zeile 2610
mb_internal_encoding('ASCII'); }	mb_internal_encoding('ASCII'); }
$out = _safe_unserialize($str);	$out = _safe_unserialize($str, $unlimited);
if(isset($mbIntEnc)) {	if(isset($mbIntEnc)) {
Zeile 2218	Zeile 2618
} return $out;	} return $out;
	} /** * Unserializes data using PHP's `unserialize()`, and its safety options if possible. * This function should only be used for values from trusted sources. * * @param string $str * @return mixed */ function native_unserialize($str) { if(version_compare(PHP_VERSION, '7.0.0', '>=')) { return unserialize($str, array('allowed_classes' => false)); } else { return unserialize($str); }
} /**	} /**
Zeile 2240	Zeile 2659
if(is_bool($value)) { return 'b:'.(int)$value.';';	if(is_bool($value)) { return 'b:'.(int)$value.';';
}	}
if(is_int($value))	if(is_int($value))
{	{
return 'i:'.$value.';';	return 'i:'.$value.';';
}	}
if(is_float($value)) { return 'd:'.str_replace(',', '.', $value).';';	if(is_float($value)) { return 'd:'.str_replace(',', '.', $value).';';
}	}
if(is_string($value)) { return 's:'.strlen($value).':"'.$value.'";';	if(is_string($value)) { return 's:'.strlen($value).':"'.$value.'";';
}	}
if(is_array($value)) { $out = '';	if(is_array($value)) { $out = '';
Zeile 2315	Zeile 2734
{ // sys_getloadavg() will return an array with [0] being load within the last minute. $serverload = sys_getloadavg();	{ // sys_getloadavg() will return an array with [0] being load within the last minute. $serverload = sys_getloadavg();
	if(!is_array($serverload)) { return $lang->unknown; }
$serverload[0] = round($serverload[0], 4); } else if(@file_exists("/proc/loadavg") && $load = @file_get_contents("/proc/loadavg"))	$serverload[0] = round($serverload[0], 4); } else if(@file_exists("/proc/loadavg") && $load = @file_get_contents("/proc/loadavg"))
Zeile 2339	Zeile 2764
} // PHP disabled functions? if($func_blacklist = @ini_get('disable_functions'))	} // PHP disabled functions? if($func_blacklist = @ini_get('disable_functions'))
{	{
if(strpos(",".$func_blacklist.",", 'exec') !== false) { return $lang->unknown;	if(strpos(",".$func_blacklist.",", 'exec') !== false) { return $lang->unknown;
Zeile 2388	Zeile 2813
* * @param array $changes Array of items being updated (numthreads,numposts,numusers,numunapprovedthreads,numunapprovedposts,numdeletedposts,numdeletedthreads) * @param boolean $force Force stats update?	* * @param array $changes Array of items being updated (numthreads,numposts,numusers,numunapprovedthreads,numunapprovedposts,numdeletedposts,numdeletedthreads) * @param boolean $force Force stats update?
*/	*/
function update_stats($changes=array(), $force=false) { global $cache, $db;	function update_stats($changes=array(), $force=false) { global $cache, $db;
Zeile 2421	Zeile 2846
{ // Calculate before writing to cache update_stats($changes);	{ // Calculate before writing to cache update_stats($changes);
}	}
$stats = $cache->read("stats"); $changes = $stats_changes; }	$stats = $cache->read("stats"); $changes = $stats_changes; }
Zeile 2437	Zeile 2862
if(array_key_exists($counter, $changes)) { if(substr($changes[$counter], 0, 2) == "+-")	if(array_key_exists($counter, $changes)) { if(substr($changes[$counter], 0, 2) == "+-")
{	{
$changes[$counter] = substr($changes[$counter], 1); } // Adding or subtracting from previous value?	$changes[$counter] = substr($changes[$counter], 1); } // Adding or subtracting from previous value?
Zeile 2453	Zeile 2878
{ $new_stats[$counter] = "+{$new_stats[$counter]}"; }	{ $new_stats[$counter] = "+{$new_stats[$counter]}"; }
}	}
// Less than 0? That's bad elseif($new_stats[$counter] < 0) { $new_stats[$counter] = 0; }	// Less than 0? That's bad elseif($new_stats[$counter] < 0) { $new_stats[$counter] = 0; }
} }	} }
else { $new_stats[$counter] = $changes[$counter];	else { $new_stats[$counter] = $changes[$counter];
Zeile 2470	Zeile 2895
$new_stats[$counter] = 0; } }	$new_stats[$counter] = 0; } }
} }	} }
if(!$force)	if(!$force)
{	{
$stats_changes = array_merge($stats, $new_stats); // Overwrite changed values return; }	$stats_changes = array_merge($stats, $new_stats); // Overwrite changed values return; }
Zeile 2486	Zeile 2911
$lastmember = $db->fetch_array($query); $new_stats['lastuid'] = $lastmember['uid']; $new_stats['lastusername'] = $lastmember['username'] = htmlspecialchars_uni($lastmember['username']);	$lastmember = $db->fetch_array($query); $new_stats['lastuid'] = $lastmember['uid']; $new_stats['lastusername'] = $lastmember['username'] = htmlspecialchars_uni($lastmember['username']);
}	}
if(!empty($new_stats)) {	if(!empty($new_stats)) {
Zeile 2518	Zeile 2943
* * @param int $fid The forum ID * @param array $changes Array of items being updated (threads, posts, unapprovedthreads, unapprovedposts, deletedposts, deletedthreads) and their value (ex, 1, +1, -1)	* * @param int $fid The forum ID * @param array $changes Array of items being updated (threads, posts, unapprovedthreads, unapprovedposts, deletedposts, deletedthreads) and their value (ex, 1, +1, -1)
*/	*/
function update_forum_counters($fid, $changes=array()) { global $db;	function update_forum_counters($fid, $changes=array()) { global $db;
$update_query = array(); $counters = array('threads', 'unapprovedthreads', 'posts', 'unapprovedposts', 'deletedposts', 'deletedthreads');	$update_query = array(); $counters = array('threads', 'unapprovedthreads', 'posts', 'unapprovedposts', 'deletedposts', 'deletedthreads');
// Fetch above counters for this forum $query = $db->simple_select("forums", implode(",", $counters), "fid='{$fid}'");	// Fetch above counters for this forum $query = $db->simple_select("forums", implode(",", $counters), "fid='{$fid}'");
Zeile 2534	Zeile 2959
foreach($counters as $counter) { if(array_key_exists($counter, $changes))	foreach($counters as $counter) { if(array_key_exists($counter, $changes))
{	{
if(substr($changes[$counter], 0, 2) == "+-") { $changes[$counter] = substr($changes[$counter], 1); } // Adding or subtracting from previous value? if(substr($changes[$counter], 0, 1) == "+" \|\| substr($changes[$counter], 0, 1) == "-")	if(substr($changes[$counter], 0, 2) == "+-") { $changes[$counter] = substr($changes[$counter], 1); } // Adding or subtracting from previous value? if(substr($changes[$counter], 0, 1) == "+" \|\| substr($changes[$counter], 0, 1) == "-")
{	{
if((int)$changes[$counter] != 0) { $update_query[$counter] = $forum[$counter] + $changes[$counter];	if((int)$changes[$counter] != 0) { $update_query[$counter] = $forum[$counter] + $changes[$counter];
Zeile 2550	Zeile 2975
else { $update_query[$counter] = $changes[$counter];	else { $update_query[$counter] = $changes[$counter];
}	}
// Less than 0? That's bad if(isset($update_query[$counter]) && $update_query[$counter] < 0)	// Less than 0? That's bad if(isset($update_query[$counter]) && $update_query[$counter] < 0)
Zeile 2582	Zeile 3007
} if(array_key_exists('unapprovedthreads', $update_query))	} if(array_key_exists('unapprovedthreads', $update_query))
{	{
$unapprovedthreads_diff = $update_query['unapprovedthreads'] - $forum['unapprovedthreads']; if($unapprovedthreads_diff > -1)	$unapprovedthreads_diff = $update_query['unapprovedthreads'] - $forum['unapprovedthreads']; if($unapprovedthreads_diff > -1)
{	{
$new_stats['numunapprovedthreads'] = "+{$unapprovedthreads_diff}";	$new_stats['numunapprovedthreads'] = "+{$unapprovedthreads_diff}";
}	}
else	else
{	{
$new_stats['numunapprovedthreads'] = "{$unapprovedthreads_diff}"; } }	$new_stats['numunapprovedthreads'] = "{$unapprovedthreads_diff}"; } }
Zeile 2598	Zeile 3023
{ $posts_diff = $update_query['posts'] - $forum['posts']; if($posts_diff > -1)	{ $posts_diff = $update_query['posts'] - $forum['posts']; if($posts_diff > -1)
{	{
$new_stats['numposts'] = "+{$posts_diff}";	$new_stats['numposts'] = "+{$posts_diff}";
} else	} else
{ $new_stats['numposts'] = "{$posts_diff}"; }	{ $new_stats['numposts'] = "{$posts_diff}"; }
Zeile 2613	Zeile 3038
if($unapprovedposts_diff > -1) { $new_stats['numunapprovedposts'] = "+{$unapprovedposts_diff}";	if($unapprovedposts_diff > -1) { $new_stats['numunapprovedposts'] = "+{$unapprovedposts_diff}";
} else	} else
{ $new_stats['numunapprovedposts'] = "{$unapprovedposts_diff}"; }	{ $new_stats['numunapprovedposts'] = "{$unapprovedposts_diff}"; }
Zeile 2624	Zeile 3049
{ $deletedposts_diff = $update_query['deletedposts'] - $forum['deletedposts']; if($deletedposts_diff > -1)	{ $deletedposts_diff = $update_query['deletedposts'] - $forum['deletedposts']; if($deletedposts_diff > -1)
{	{
$new_stats['numdeletedposts'] = "+{$deletedposts_diff}"; } else { $new_stats['numdeletedposts'] = "{$deletedposts_diff}";	$new_stats['numdeletedposts'] = "+{$deletedposts_diff}"; } else { $new_stats['numdeletedposts'] = "{$deletedposts_diff}";
} }	} }
if(array_key_exists('deletedthreads', $update_query))	if(array_key_exists('deletedthreads', $update_query))
{	{
$deletedthreads_diff = $update_query['deletedthreads'] - $forum['deletedthreads']; if($deletedthreads_diff > -1) {	$deletedthreads_diff = $update_query['deletedthreads'] - $forum['deletedthreads']; if($deletedthreads_diff > -1) {
Zeile 2647	Zeile 3072
} if(!empty($new_stats))	} if(!empty($new_stats))
{ update_stats($new_stats);	{ update_stats($new_stats);
} }	} }

/** * Update the last post information for a specific forum *	/** * Update the last post information for a specific forum *
Zeile 2660	Zeile 3085
function update_forum_lastpost($fid) { global $db;	function update_forum_lastpost($fid) { global $db;

// Fetch the last post for this forum $query = $db->query(" SELECT tid, lastpost, lastposter, lastposteruid, subject	// Fetch the last post for this forum $query = $db->query(" SELECT tid, lastpost, lastposter, lastposteruid, subject
Zeile 2669	Zeile 3094
ORDER BY lastpost DESC LIMIT 0, 1 ");	ORDER BY lastpost DESC LIMIT 0, 1 ");
$lastpost = $db->fetch_array($query);

$updated_forum = array( "lastpost" => (int)$lastpost['lastpost'], "lastposter" => $db->escape_string($lastpost['lastposter']), "lastposteruid" => (int)$lastpost['lastposteruid'], "lastposttid" => (int)$lastpost['tid'], "lastpostsubject" => $db->escape_string($lastpost['subject']) );	if($db->num_rows($query) > 0) { $lastpost = $db->fetch_array($query); $updated_forum = array( "lastpost" => (int)$lastpost['lastpost'], "lastposter" => $db->escape_string($lastpost['lastposter']), "lastposteruid" => (int)$lastpost['lastposteruid'], "lastposttid" => (int)$lastpost['tid'], "lastpostsubject" => $db->escape_string($lastpost['subject']), ); } else { $updated_forum = array( "lastpost" => 0, "lastposter" => '', "lastposteruid" => 0, "lastposttid" => 0, "lastpostsubject" => '', ); }
$db->update_query("forums", $updated_forum, "fid='{$fid}'"); }	$db->update_query("forums", $updated_forum, "fid='{$fid}'"); }
Zeile 2761	Zeile 3199
FROM ".TABLE_PREFIX."posts p LEFT JOIN ".TABLE_PREFIX."users u ON (u.uid=p.uid) WHERE p.tid='$tid' AND p.visible='1'	FROM ".TABLE_PREFIX."posts p LEFT JOIN ".TABLE_PREFIX."users u ON (u.uid=p.uid) WHERE p.tid='$tid' AND p.visible='1'
ORDER BY p.dateline DESC	ORDER BY p.dateline DESC, p.pid DESC
LIMIT 1" ); $lastpost = $db->fetch_array($query);	LIMIT 1" ); $lastpost = $db->fetch_array($query);
Zeile 2773	Zeile 3211
FROM ".TABLE_PREFIX."posts p LEFT JOIN ".TABLE_PREFIX."users u ON (u.uid=p.uid) WHERE p.tid='$tid'	FROM ".TABLE_PREFIX."posts p LEFT JOIN ".TABLE_PREFIX."users u ON (u.uid=p.uid) WHERE p.tid='$tid'
ORDER BY p.dateline ASC	ORDER BY p.dateline ASC, p.pid ASC
LIMIT 1 "); $firstpost = $db->fetch_array($query);	LIMIT 1 "); $firstpost = $db->fetch_array($query);
Zeile 2830	Zeile 3268
// Fetch above counters for this user $query = $db->simple_select("users", implode(",", $counters), "uid='{$uid}'"); $user = $db->fetch_array($query);	// Fetch above counters for this user $query = $db->simple_select("users", implode(",", $counters), "uid='{$uid}'"); $user = $db->fetch_array($query);
foreach($counters as $counter)	if($user)
{	{
if(array_key_exists($counter, $changes))	foreach($counters as $counter)
{	{
if(substr($changes[$counter], 0, 2) == "+-") { $changes[$counter] = substr($changes[$counter], 1); } // Adding or subtracting from previous value? if(substr($changes[$counter], 0, 1) == "+" \|\| substr($changes[$counter], 0, 1) == "-")	if(array_key_exists($counter, $changes))
{	{
if((int)$changes[$counter] != 0)	if(substr($changes[$counter], 0, 2) == "+-")
{	{
$update_query[$counter] = $user[$counter] + $changes[$counter];	$changes[$counter] = substr($changes[$counter], 1); } // Adding or subtracting from previous value? if(substr($changes[$counter], 0, 1) == "+" \|\| substr($changes[$counter], 0, 1) == "-") { if((int)$changes[$counter] != 0) { $update_query[$counter] = $user[$counter] + $changes[$counter]; } } else { $update_query[$counter] = $changes[$counter];
}	}
} else { $update_query[$counter] = $changes[$counter]; }

// Less than 0? That's bad if(isset($update_query[$counter]) && $update_query[$counter] < 0) { $update_query[$counter] = 0;	// Less than 0? That's bad if(isset($update_query[$counter]) && $update_query[$counter] < 0) { $update_query[$counter] = 0; }
} } }	} } }
Zeile 3045	Zeile 3486
for($i = 0; $i < $length; ++$i) { $str[] = $set[my_rand(0, 61)];	for($i = 0; $i < $length; ++$i) { $str[] = $set[my_rand(0, 61)];
}	}
// Make sure they're in random order and convert them to a string shuffle($str);	// Make sure they're in random order and convert them to a string shuffle($str);
Zeile 3167	Zeile 3608
if($dimensions) {	if($dimensions) {
$dimensions = explode("\|", $dimensions);	$dimensions = preg_split('/[\|x]/', $dimensions);
if($dimensions[0] && $dimensions[1]) {	if($dimensions[0] && $dimensions[1]) {
list($max_width, $max_height) = explode('x', $max_dimensions);	list($max_width, $max_height) = preg_split('/[\|x]/', $max_dimensions);
if(!empty($max_dimensions) && ($dimensions[0] > $max_width \|\| $dimensions[1] > $max_height)) {	if(!empty($max_dimensions) && ($dimensions[0] > $max_width \|\| $dimensions[1] > $max_height)) {
Zeile 3268	Zeile 3709
"editor_invalidyoutube" => "Invalid YouTube video", "editor_dailymotion" => "Dailymotion", "editor_metacafe" => "MetaCafe",	"editor_invalidyoutube" => "Invalid YouTube video", "editor_dailymotion" => "Dailymotion", "editor_metacafe" => "MetaCafe",
"editor_veoh" => "Veoh",	"editor_mixer" => "Mixer",
"editor_vimeo" => "Vimeo", "editor_youtube" => "Youtube", "editor_facebook" => "Facebook",	"editor_vimeo" => "Vimeo", "editor_youtube" => "Youtube", "editor_facebook" => "Facebook",
Zeile 3438	Zeile 3879
} return $codeinsert;	} return $codeinsert;
	} /** * @param int $tid * @param array $postoptions The options carried with form submit * * @return string Predefined / updated subscription method of the thread for the user */ function get_subscription_method($tid = 0, $postoptions = array()) { global $mybb; $subscription_methods = array('', 'none', 'email', 'pm'); // Define methods $subscription_method = (int)$mybb->user['subscriptionmethod']; // Set user default // If no user default method available then reset method if(!$subscription_method) { $subscription_method = 0; } // Return user default if no thread id available, in case if(!(int)$tid \|\| (int)$tid <= 0) { return $subscription_methods[$subscription_method]; } // If method not predefined set using data from database if(isset($postoptions['subscriptionmethod'])) { $method = trim($postoptions['subscriptionmethod']); return (in_array($method, $subscription_methods)) ? $method : $subscription_methods[0]; } else { global $db; $query = $db->simple_select("threadsubscriptions", "tid, notification", "tid='".(int)$tid."' AND uid='".$mybb->user['uid']."'", array('limit' => 1)); $subscription = $db->fetch_array($query); if($subscription) { $subscription_method = (int)$subscription['notification'] + 1; } } return $subscription_methods[$subscription_method];
} /**	} /**
Zeile 3487	Zeile 3975
eval("\$getmore = \"".$templates->get("smilieinsert_getmore")."\";"); }	eval("\$getmore = \"".$templates->get("smilieinsert_getmore")."\";"); }
$smilies = '';	$smilies = $smilie_icons = '';
$counter = 0; $i = 0;	$counter = 0; $i = 0;
Zeile 3736	Zeile 4224
return ''; }	return ''; }
$default_selected = array();	$default_selected = array('all' => '', 'none' => '', 'any' => '');
$selected_pid = (int)$selected_pid; if($selected_pid == 0)	$selected_pid = (int)$selected_pid; if($selected_pid == 0)
Zeile 3752	Zeile 4240
$default_selected['any'] = ' selected="selected"'; }	$default_selected['any'] = ' selected="selected"'; }
	$prefixselect_prefix = '';
foreach($prefixes as $prefix) { $selected = '';	foreach($prefixes as $prefix) { $selected = '';
Zeile 4212	Zeile 4701
$permissioncache = forum_permissions(); }	$permissioncache = forum_permissions(); }
$password_forums = $unviewable = array();	$unviewable = array();
foreach($forum_cache as $fid => $forum) { if($permissioncache[$forum['fid']])	foreach($forum_cache as $fid => $forum) { if($permissioncache[$forum['fid']])
Zeile 4226	Zeile 4715
$pwverified = 1;	$pwverified = 1;
if($forum['password'] != "") { if($mybb->cookies['forumpass'][$forum['fid']] !== md5($mybb->user['uid'].$forum['password'])) { $pwverified = 0; }

$password_forums[$forum['fid']] = $forum['password'];	if(!forum_password_validated($forum, true)) { $pwverified = 0;
} else {	} else {
Zeile 4241	Zeile 4726
$parents = explode(",", $forum['parentlist']); foreach($parents as $parent) {	$parents = explode(",", $forum['parentlist']); foreach($parents as $parent) {
if(isset($password_forums[$parent]) && $mybb->cookies['forumpass'][$parent] !== md5($mybb->user['uid'].$password_forums[$parent]))	if(!forum_password_validated($forum_cache[$parent], true))
{ $pwverified = 0;	{ $pwverified = 0;
}	break; }
} }	} }
Zeile 4331	Zeile 4817
eval("\$nav .= \"".$templates->get("nav_bit")."\";"); } }	eval("\$nav .= \"".$templates->get("nav_bit")."\";"); } }
	$navsize = count($navbits); $navbit = $navbits[$navsize-1];
}	}
$activesep = ''; $navsize = count($navbits); $navbit = $navbits[$navsize-1];
if($nav) {	if($nav) {
Zeile 4645	Zeile 5129
if($mybb->settings['nocacheheaders'] == 1) {	if($mybb->settings['nocacheheaders'] == 1) {
header("Expires: Sat, 1 Jan 2000 01:00:00 GMT"); header("Last-Modified: ".gmdate("D, d M Y H:i:s")." GMT"); header("Cache-Control: no-cache, must-revalidate"); header("Pragma: no-cache");	header("Cache-Control: no-cache, private");
} }	} }
Zeile 4667	Zeile 5148
case "posts": if(is_array($id)) {	case "posts": if(is_array($id)) {
$rids = implode($id, "','");	$rids = implode("','", $id);
$rids = "'0','$rids'"; $db->update_query("reportedcontent", array('reportstatus' => 1), "id IN($rids) AND reportstatus='0' AND (type = 'post' OR type = '')"); }	$rids = "'0','$rids'"; $db->update_query("reportedcontent", array('reportstatus' => 1), "id IN($rids) AND reportstatus='0' AND (type = 'post' OR type = '')"); }
Zeile 4678	Zeile 5159
case "threads": if(is_array($id)) {	case "threads": if(is_array($id)) {
$rids = implode($id, "','");	$rids = implode("','", $id);
$rids = "'0','$rids'"; $db->update_query("reportedcontent", array('reportstatus' => 1), "id2 IN($rids) AND reportstatus='0' AND (type = 'post' OR type = '')"); }	$rids = "'0','$rids'"; $db->update_query("reportedcontent", array('reportstatus' => 1), "id2 IN($rids) AND reportstatus='0' AND (type = 'post' OR type = '')"); }
Zeile 4797	Zeile 5278
'seconds' => false ), $options); }	'seconds' => false ), $options); }
	$nicetime = array();
if(!isset($options['years']) \|\| $options['years'] !== false) {	if(!isset($options['years']) \|\| $options['years'] !== false) {
Zeile 4882	Zeile 5365
} }	} }
if(is_array($nicetime))	if(!empty($nicetime))
{ return implode(", ", $nicetime); }	{ return implode(", ", $nicetime); }
Zeile 4934	Zeile 5417
} // Build the new list of additional groups for this user and make sure they're in the right format	} // Build the new list of additional groups for this user and make sure they're in the right format
$usergroups = ""; $usergroups = $user['additionalgroups'].",".$joingroup; $groupslist = ""; $groups = explode(",", $usergroups);	$groups = array_map( 'intval', explode(',', $user['additionalgroups']) ); if(!in_array((int)$joingroup, $groups)) { $groups[] = (int)$joingroup; $groups = array_diff($groups, array($user['usergroup'])); $groups = array_unique($groups);

if(is_array($groups)) { $comma = ''; foreach($groups as $gid) { if(trim($gid) != "" && $gid != $user['usergroup'] && !isset($donegroup[$gid])) { $groupslist .= $comma.$gid; $comma = ","; $donegroup[$gid] = 1; } } }	$groupslist = implode(',', $groups);

// What's the point in updating if they're the same? if($groupslist != $user['additionalgroups']) {
$db->update_query("users", array('additionalgroups' => $groupslist), "uid='".(int)$uid."'"); return true;	$db->update_query("users", array('additionalgroups' => $groupslist), "uid='".(int)$uid."'"); return true;
}	}
else { return false;	else { return false;
} } /**	} } /**
* Remove a user from a specific additional user group * * @param int $uid The user ID	* Remove a user from a specific additional user group * * @param int $uid The user ID
Zeile 4977	Zeile 5451
$user = get_user($uid);	$user = get_user($uid);
$groupslist = $comma = ''; $usergroups = $user['additionalgroups'].","; $donegroup = array();	if($user['usergroup'] == $leavegroup) { return false; } $groups = array_map( 'intval', explode(',', $user['additionalgroups']) ); $groups = array_diff($groups, array($leavegroup)); $groups = array_unique($groups);

$groups = explode(",", $user['additionalgroups']); if(is_array($groups)) { foreach($groups as $gid) { if(trim($gid) != "" && $leavegroup != $gid && empty($donegroup[$gid])) { $groupslist .= $comma.$gid; $comma = ","; $donegroup[$gid] = 1; } } }	$groupslist = implode(',', $groups);
$dispupdate = ""; if($leavegroup == $user['displaygroup'])	$dispupdate = ""; if($leavegroup == $user['displaygroup'])
Zeile 5015	Zeile 5484
* Get the current location taking in to account different web serves and systems * * @param boolean $fields True to return as "hidden" fields	* Get the current location taking in to account different web serves and systems * * @param boolean $fields True to return as "hidden" fields
* @param array $ignore Array of fields to ignore if first argument is true	* @param array $ignore Array of fields to ignore for returning "hidden" fields or URL being accessed
* @param boolean $quick True to skip all inputs and return only the file path part of the URL	* @param boolean $quick True to skip all inputs and return only the file path part of the URL
* @return string The current URL being accessed	* @return string\|array The current URL being accessed or form data if $fields is true
*/ function get_current_location($fields=false, $ignore=array(), $quick=false)	*/ function get_current_location($fields=false, $ignore=array(), $quick=false)
{	{ global $mybb;
if(defined("MYBB_LOCATION"))	if(defined("MYBB_LOCATION"))
{	{
return MYBB_LOCATION;	return MYBB_LOCATION;
}	}
if(!empty($_SERVER['SCRIPT_NAME'])) { $location = htmlspecialchars_uni($_SERVER['SCRIPT_NAME']);	if(!empty($_SERVER['SCRIPT_NAME'])) { $location = htmlspecialchars_uni($_SERVER['SCRIPT_NAME']);
}	}
elseif(!empty($_SERVER['PHP_SELF']))	elseif(!empty($_SERVER['PHP_SELF']))
{	{
$location = htmlspecialchars_uni($_SERVER['PHP_SELF']);	$location = htmlspecialchars_uni($_SERVER['PHP_SELF']);
}	}
elseif(!empty($_ENV['PHP_SELF'])) { $location = htmlspecialchars_uni($_ENV['PHP_SELF']); } elseif(!empty($_SERVER['PATH_INFO']))	elseif(!empty($_ENV['PHP_SELF'])) { $location = htmlspecialchars_uni($_ENV['PHP_SELF']); } elseif(!empty($_SERVER['PATH_INFO']))
{	{
$location = htmlspecialchars_uni($_SERVER['PATH_INFO']); } else	$location = htmlspecialchars_uni($_SERVER['PATH_INFO']); } else
Zeile 5050	Zeile 5521
if($quick) { return $location;	if($quick) { return $location;
	} if(!is_array($ignore)) { $ignore = array($ignore);
} if($fields == true) {	} if($fields == true) {
global $mybb; if(!is_array($ignore)) { $ignore = array($ignore); }
$form_html = ''; if(!empty($mybb->input))	$form_html = ''; if(!empty($mybb->input))
Zeile 5079	Zeile 5549
} else {	} else {
	$parameters = array();
if(isset($_SERVER['QUERY_STRING']))	if(isset($_SERVER['QUERY_STRING']))
{ $location .= "?".htmlspecialchars_uni($_SERVER['QUERY_STRING']); }	{ $current_query_string = $_SERVER['QUERY_STRING']; }
else if(isset($_ENV['QUERY_STRING'])) {	else if(isset($_ENV['QUERY_STRING'])) {
$location .= "?".htmlspecialchars_uni($_ENV['QUERY_STRING']);	$current_query_string = $_ENV['QUERY_STRING']; } else { $current_query_string = ''; } parse_str($current_query_string, $current_parameters); foreach($current_parameters as $name => $value) { if(!in_array($name, $ignore)) { $parameters[$name] = $value; }
}	}
if((isset($_SERVER['REQUEST_METHOD']) && $_SERVER['REQUEST_METHOD'] == "POST") \|\| (isset($_ENV['REQUEST_METHOD']) && $_ENV['REQUEST_METHOD'] == "POST"))	if($mybb->request_method === 'post')
{ $post_array = array('action', 'fid', 'pid', 'tid', 'uid', 'eid'); foreach($post_array as $var) {	{ $post_array = array('action', 'fid', 'pid', 'tid', 'uid', 'eid'); foreach($post_array as $var) {
if(isset($_POST[$var]))	if(isset($_POST[$var]) && !in_array($var, $ignore))
{	{
$addloc[] = urlencode($var).'='.urlencode($_POST[$var]);	$parameters[$var] = $_POST[$var];
} }	} }
	}

if(isset($addloc) && is_array($addloc)) { if(strpos($location, "?") === false) { $location .= "?"; } else { $location .= "&"; } $location .= implode("&", $addloc); }	if(!empty($parameters)) { $location .= '?'.http_build_query($parameters, '', '&');
} return $location;	} return $location;
Zeile 5139	Zeile 5616
$tid = 1; $num_themes = 0; $themeselect_option = '';	$tid = 1; $num_themes = 0; $themeselect_option = '';
if(!isset($lang->use_default)) { $lang->use_default = $lang->lang_select_default; }
} if(!is_array($tcache))	} if(!is_array($tcache))
Zeile 5277	Zeile 5749
} else {	} else {
$parts = explode('.', $number);	if(isset($number)) { $parts = explode('.', $number); } else { $parts = array(); }
if(isset($parts[1])) {	if(isset($parts[1])) {
Zeile 5422	Zeile 5901
* @return array The number of days in each month of that year */ function get_bdays($in)	* @return array The number of days in each month of that year */ function get_bdays($in)
{	{
return array( 31, ($in % 4 == 0 && ($in % 100 > 0 \|\| $in % 400 == 0) ? 29 : 28),	return array( 31, ($in % 4 == 0 && ($in % 100 > 0 \|\| $in % 400 == 0) ? 29 : 28),
Zeile 5576	Zeile 6055
FROM ".TABLE_PREFIX."posts p LEFT JOIN ".TABLE_PREFIX."users u ON (u.uid=p.uid) WHERE p.tid='$tid'	FROM ".TABLE_PREFIX."posts p LEFT JOIN ".TABLE_PREFIX."users u ON (u.uid=p.uid) WHERE p.tid='$tid'
ORDER BY p.dateline ASC	ORDER BY p.dateline ASC, p.pid ASC
LIMIT 1 "); $firstpost = $db->fetch_array($query);	LIMIT 1 "); $firstpost = $db->fetch_array($query);
Zeile 5610	Zeile 6089
FROM ".TABLE_PREFIX."posts p LEFT JOIN ".TABLE_PREFIX."users u ON (u.uid=p.uid) WHERE p.tid='$tid' AND p.visible='1'	FROM ".TABLE_PREFIX."posts p LEFT JOIN ".TABLE_PREFIX."users u ON (u.uid=p.uid) WHERE p.tid='$tid' AND p.visible='1'
ORDER BY p.dateline DESC	ORDER BY p.dateline DESC, p.pid DESC
LIMIT 1" ); $lastpost = $db->fetch_array($query);	LIMIT 1" ); $lastpost = $db->fetch_array($query);
	if(!$lastpost) { return false; }
if(empty($lastpost['username'])) {	if(empty($lastpost['username'])) {
Zeile 5627	Zeile 6111
FROM ".TABLE_PREFIX."posts p LEFT JOIN ".TABLE_PREFIX."users u ON (u.uid=p.uid) WHERE p.tid='$tid'	FROM ".TABLE_PREFIX."posts p LEFT JOIN ".TABLE_PREFIX."users u ON (u.uid=p.uid) WHERE p.tid='$tid'
ORDER BY p.dateline ASC	ORDER BY p.dateline ASC, p.pid ASC
LIMIT 1 "); $firstpost = $db->fetch_array($query);	LIMIT 1 "); $firstpost = $db->fetch_array($query);
Zeile 5659	Zeile 6143
$string = preg_replace("#&\#([0-9]+);#", "-", $string);	$string = preg_replace("#&\#([0-9]+);#", "-", $string);
if(strtolower($lang->settings['charset']) == "utf-8")	if(isset($lang->settings['charset']) && strtolower($lang->settings['charset']) == "utf-8")
{ // Get rid of any excess RTL and LTR override for they are the workings of the devil $string = str_replace(dec_to_utf8(8238), "", $string);	{ // Get rid of any excess RTL and LTR override for they are the workings of the devil $string = str_replace(dec_to_utf8(8238), "", $string);
Zeile 5745	Zeile 6229
} return $string;	} return $string;
	} /** * Finds a needle in a haystack and returns it position, mb strings accounted for, case insensitive * * @param string $haystack String to look in (haystack) * @param string $needle What to look for (needle) * @param int $offset (optional) How much to offset * @return int\|bool false on needle not found, integer position if found */ function my_stripos($haystack, $needle, $offset=0) { if($needle == '') { return false; } if(function_exists("mb_stripos")) { $position = mb_stripos($haystack, $needle, $offset); } else { $position = stripos($haystack, $needle, $offset); } return $position;
} /**	} /**
Zeile 5975	Zeile 6486
if($page > 0) { $link = str_replace("{fid}", $fid, FORUM_URL_PAGED);	if($page > 0) { $link = str_replace("{fid}", $fid, FORUM_URL_PAGED);
$link = str_replace("{page}", $page, $link); return htmlspecialchars_uni($link); } else { $link = str_replace("{fid}", $fid, FORUM_URL); return htmlspecialchars_uni($link); } }	$link = str_replace("{page}", $page, $link); return htmlspecialchars_uni($link); } else { $link = str_replace("{fid}", $fid, FORUM_URL); return htmlspecialchars_uni($link); } }
/** * Build the thread link.	/** * Build the thread link.
Zeile 6217	Zeile 6728
{ global $cache; static $forum_cache;	{ global $cache; static $forum_cache;
if(!isset($forum_cache) \|\| is_array($forum_cache)) {	if(!isset($forum_cache) \|\| !is_array($forum_cache)) {
$forum_cache = $cache->read("forums"); }	$forum_cache = $cache->read("forums"); }
Zeile 6379	Zeile 6890
} } // This user has a cookie lockout, show waiting time	} } // This user has a cookie lockout, show waiting time
elseif($mybb->cookies['lockoutexpiry'] && $mybb->cookies['lockoutexpiry'] > $now) {	elseif(!empty($mybb->cookies['lockoutexpiry']) && $mybb->cookies['lockoutexpiry'] > $now) {
if($fatal) { $secsleft = (int)($mybb->cookies['lockoutexpiry'] - $now); $hoursleft = floor($secsleft / 3600); $minsleft = floor(($secsleft / 60) % 60); $secsleft = floor($secsleft % 60);	if($fatal) { $secsleft = (int)($mybb->cookies['lockoutexpiry'] - $now); $hoursleft = floor($secsleft / 3600); $minsleft = floor(($secsleft / 60) % 60); $secsleft = floor($secsleft % 60);

error($lang->sprintf($lang->failed_login_wait, $hoursleft, $minsleft, $secsleft));	error($lang->sprintf($lang->failed_login_wait, $hoursleft, $minsleft, $secsleft));
}	}
return false; }	return false; }
if($mybb->settings['failedlogincount'] > 0 && $attempts['loginattempts'] >= $mybb->settings['failedlogincount'])	if($mybb->settings['failedlogincount'] > 0 && isset($attempts['loginattempts']) && $attempts['loginattempts'] >= $mybb->settings['failedlogincount'])
{ // Set the expiry dateline if not set yet if($attempts['loginlockoutexpiry'] == 0) { $attempts['loginlockoutexpiry'] = $now + ((int)$mybb->settings['failedlogintime'] * 60);	{ // Set the expiry dateline if not set yet if($attempts['loginlockoutexpiry'] == 0) { $attempts['loginlockoutexpiry'] = $now + ((int)$mybb->settings['failedlogintime'] * 60);

// Add a cookie lockout. This is used to prevent access to the login page immediately. // A deep lockout is issued if he tries to login into a locked out account my_setcookie('lockoutexpiry', $attempts['loginlockoutexpiry']);	// Add a cookie lockout. This is used to prevent access to the login page immediately. // A deep lockout is issued if he tries to login into a locked out account my_setcookie('lockoutexpiry', $attempts['loginlockoutexpiry']);
Zeile 6421	Zeile 6932
// Are we still locked out? if($attempts['loginlockoutexpiry'] > $now)	// Are we still locked out? if($attempts['loginlockoutexpiry'] > $now)
{	{
if($fatal) { $secsleft = (int)($attempts['loginlockoutexpiry'] - $now);	if($fatal) { $secsleft = (int)($attempts['loginlockoutexpiry'] - $now);
Zeile 6430	Zeile 6941
$secsleft = floor($secsleft % 60); error($lang->sprintf($lang->failed_login_wait, $hoursleft, $minsleft, $secsleft));	$secsleft = floor($secsleft % 60); error($lang->sprintf($lang->failed_login_wait, $hoursleft, $minsleft, $secsleft));
}	}
return false; }	return false; }
Zeile 6450	Zeile 6961
return 0; }	return 0; }
	} if(!isset($attempts['loginattempts'])) { $attempts['loginattempts'] = 0;
} // User can attempt another login	} // User can attempt another login
Zeile 6458	Zeile 6974
/** * Validates the format of an email address.	/** * Validates the format of an email address.
*	*
* @param string $email The string to check. * @return boolean True when valid, false when invalid. */ function validate_email_format($email) { return filter_var($email, FILTER_VALIDATE_EMAIL) !== false;	* @param string $email The string to check. * @return boolean True when valid, false when invalid. */ function validate_email_format($email) { return filter_var($email, FILTER_VALIDATE_EMAIL) !== false;
}	}
/** * Checks to see if the email is already in use by another	/** * Checks to see if the email is already in use by another
Zeile 6484	Zeile 7000
$uid_string = " AND uid != '".(int)$uid."'"; } $query = $db->simple_select("users", "COUNT(email) as emails", "email = '".$db->escape_string($email)."'{$uid_string}");	$uid_string = " AND uid != '".(int)$uid."'"; } $query = $db->simple_select("users", "COUNT(email) as emails", "email = '".$db->escape_string($email)."'{$uid_string}");

if($db->fetch_field($query, "emails") > 0) { return true;	if($db->fetch_field($query, "emails") > 0) { return true;
Zeile 6510	Zeile 7026
while($setting = $db->fetch_array($query)) { $mybb->settings[$setting['name']] = $setting['value'];	while($setting = $db->fetch_array($query)) { $mybb->settings[$setting['name']] = $setting['value'];
	$setting['name'] = addcslashes($setting['name'], "\\'");
$setting['value'] = addcslashes($setting['value'], '\\"$'); $settings .= "\$settings['{$setting['name']}'] = \"{$setting['value']}\";\n"; }	$setting['value'] = addcslashes($setting['value'], '\\"$'); $settings .= "\$settings['{$setting['name']}'] = \"{$setting['value']}\";\n"; }
Zeile 6550	Zeile 7068
"~" ); $terms = str_replace($bad_characters, '', $terms);	"~" ); $terms = str_replace($bad_characters, '', $terms);
	$words = array();
// Check if this is a "series of words" - should be treated as an EXACT match if(my_strpos($terms, "\"") !== false) { $inquote = false; $terms = explode("\"", $terms);	// Check if this is a "series of words" - should be treated as an EXACT match if(my_strpos($terms, "\"") !== false) { $inquote = false; $terms = explode("\"", $terms);
$words = array();
foreach($terms as $phrase) { $phrase = htmlspecialchars_uni($phrase);	foreach($terms as $phrase) { $phrase = htmlspecialchars_uni($phrase);
Zeile 6602	Zeile 7120
$words[] = trim($word); } }	$words[] = trim($word); } }
} if(!is_array($words)) { return false;
} // Sort the word array by length. Largest terms go first and work their way down to the smallest term. // This resolves problems like "test tes" where "tes" will be highlighted first, then "test" can't be highlighted because of the changed html usort($words, 'build_highlight_array_sort');	} // Sort the word array by length. Largest terms go first and work their way down to the smallest term. // This resolves problems like "test tes" where "tes" will be highlighted first, then "test" can't be highlighted because of the changed html usort($words, 'build_highlight_array_sort');
	$highlight_cache = array();
// Loop through our words to build the PREG compatible strings foreach($words as $word)	// Loop through our words to build the PREG compatible strings foreach($words as $word)
Zeile 6627	Zeile 7142
} // Now make PREG compatible	} // Now make PREG compatible
$find = "#(?!<.?)(".preg_quote($word, "#").")(?![^<>]?>)#ui"; $replacement = "<span class=\"highlight\" style=\"padding-left: 0px; padding-right: 0px;\">$1</span>";	$find = "/(?<!&\|&#)\b([[:alnum:]])(".preg_quote($word, "/").")(?![^<>]?>)/ui"; $replacement = "$1<span class=\"highlight\" style=\"padding-left: 0px; padding-right: 0px;\">$2</span>";
$highlight_cache[$find] = $replacement;	$highlight_cache[$find] = $replacement;
}	}
return $highlight_cache; }	return $highlight_cache; }
Zeile 6663	Zeile 7178
return false; } elseif($src <= 0x007f)	return false; } elseif($src <= 0x007f)
{ $dest .= chr($src);	{ $dest .= chr($src);
} elseif($src <= 0x07ff) {	} elseif($src <= 0x07ff) {
Zeile 6697	Zeile 7212
* Checks if a username has been disallowed for registration/use. * * @param string $username The username	* Checks if a username has been disallowed for registration/use. * * @param string $username The username
* @param boolean $update_lastuse True if the 'last used' dateline should be updated if a match is found.	* @param boolean $update_lastuse True if the 'last used' dateline should be updated if a match is found.
* @return boolean True if banned, false if not banned */ function is_banned_username($username, $update_lastuse=false)	* @return boolean True if banned, false if not banned */ function is_banned_username($username, $update_lastuse=false)
Zeile 6888	Zeile 7403
$timezones = get_supported_timezones(); $selected = str_replace("+", "", $selected);	$timezones = get_supported_timezones(); $selected = str_replace("+", "", $selected);
	$timezone_option = '';
foreach($timezones as $timezone => $label) { $selected_add = "";	foreach($timezones as $timezone => $label) { $selected_add = "";
Zeile 6972	Zeile 7488
if(!empty($config['disallowed_remote_addresses'])) { foreach($config['disallowed_remote_addresses'] as $disallowed_address)	if(!empty($config['disallowed_remote_addresses'])) { foreach($config['disallowed_remote_addresses'] as $disallowed_address)
{	{
$ip_range = fetch_ip_range($disallowed_address); $packed_address = my_inet_pton($destination_address);	$ip_range = fetch_ip_range($disallowed_address); $packed_address = my_inet_pton($destination_address);
Zeile 6993	Zeile 7509
$post_body = ''; if(!empty($post_data))	$post_body = ''; if(!empty($post_data))
{	{
foreach($post_data as $key => $val) { $post_body .= '&'.urlencode($key).'='.urlencode($val); } $post_body = ltrim($post_body, '&'); }	foreach($post_data as $key => $val) { $post_body .= '&'.urlencode($key).'='.urlencode($val); } $post_body = ltrim($post_body, '&'); }

if(function_exists("curl_init")) { $fetch_header = $max_redirects > 0;	if(function_exists("curl_init")) { $fetch_header = $max_redirects > 0;
Zeile 7014	Zeile 7530
CURLOPT_RETURNTRANSFER => 1, CURLOPT_FOLLOWLOCATION => 0, );	CURLOPT_RETURNTRANSFER => 1, CURLOPT_FOLLOWLOCATION => 0, );

if($ca_bundle_path = get_ca_bundle_path()) { $curlopt[CURLOPT_SSL_VERIFYPEER] = 1;	if($ca_bundle_path = get_ca_bundle_path()) { $curlopt[CURLOPT_SSL_VERIFYPEER] = 1;
Zeile 7027	Zeile 7543
$curl_version_info = curl_version(); $curl_version = $curl_version_info['version'];	$curl_version_info = curl_version(); $curl_version = $curl_version_info['version'];

if(version_compare(PHP_VERSION, '7.0.7', '>=') && version_compare($curl_version, '7.49', '>='))	if(version_compare(PHP_VERSION, '7.0.7', '>=') && version_compare($curl_version, '7.49', '>='))
{	{
// CURLOPT_CONNECT_TO $curlopt[10243] = array(	// CURLOPT_CONNECT_TO $curlopt[10243] = array(
$url_components['host'].':'.$url_components['port'].':'.$destination_address ); }	$url_components['host'].':'.$url_components['port'].':'.$destination_address ); }
elseif(version_compare(PHP_VERSION, '5.5', '>=') && version_compare($curl_version, '7.21.3', '>='))	elseif(version_compare(PHP_VERSION, '5.5', '>=') && version_compare($curl_version, '7.21.3', '>='))
{	{
// CURLOPT_RESOLVE $curlopt[10203] = array( $url_components['host'].':'.$url_components['port'].':'.$destination_address );	// CURLOPT_RESOLVE $curlopt[10203] = array( $url_components['host'].':'.$url_components['port'].':'.$destination_address );
	} if(defined('CURLOPT_DISALLOW_USERNAME_IN_URL')) { $curlopt[CURLOPT_DISALLOW_USERNAME_IN_URL] = true;
} if(!empty($post_body))	} if(!empty($post_body))
Zeile 7061	Zeile 7582
if(in_array(curl_getinfo($ch, CURLINFO_HTTP_CODE), array(301, 302))) {	if(in_array(curl_getinfo($ch, CURLINFO_HTTP_CODE), array(301, 302))) {
preg_match('/Location:(.*?)(?:\n\|$)/', $header, $matches);	preg_match('/^Location:(.*?)(?:\n\|$)/im', $header, $matches);
if($matches) {	if($matches) {
Zeile 7122	Zeile 7643
'ssl' => array( 'verify_peer' => false, 'verify_peer_name' => false,	'ssl' => array( 'verify_peer' => false, 'verify_peer_name' => false,
	'peer_name' => $url_components['host'],
), )); }	), )); }

$fp = @stream_socket_client($scheme.$destination_address.':'.(int)$url_components['port'], $error_no, $error, 10, STREAM_CLIENT_CONNECT, $context);	$fp = @stream_socket_client($scheme.$destination_address.':'.(int)$url_components['port'], $error_no, $error, 10, STREAM_CLIENT_CONNECT, $context);
}	}
else	else
{	{
$fp = @fsockopen($scheme.$url_components['host'], (int)$url_components['port'], $error_no, $error, 10);	$fp = @fsockopen($scheme.$url_components['host'], (int)$url_components['port'], $error_no, $error, 10);
}	}

@stream_set_timeout($fp, 10);
if(!$fp) { return false; }	if(!$fp) { return false; }
	@stream_set_timeout($fp, 10);
$headers = array(); if(!empty($post_body)) {	$headers = array(); if(!empty($post_body)) {
Zeile 7186	Zeile 7708
if($max_redirects > 0 && (strstr($status_line, ' 301 ') \|\| strstr($status_line, ' 302 '))) {	if($max_redirects > 0 && (strstr($status_line, ' 301 ') \|\| strstr($status_line, ' 302 '))) {
preg_match('/Location:(.*?)(?:\n\|$)/', $header, $matches);	preg_match('/^Location:(.*?)(?:\n\|$)/im', $header, $matches);
if($matches) {	if($matches) {
Zeile 7593	Zeile 8115
* @param array $array The array of forums * @return integer The number of sub forums */	* @param array $array The array of forums * @return integer The number of sub forums */
function subforums_count($array)	function subforums_count($array=array())
{ $count = 0; foreach($array as $array2)	{ $count = 0; foreach($array as $array2)
Zeile 8261	Zeile 8783
); // Start from the beginning and work our way in	); // Start from the beginning and work our way in
	$i = 0;
do { // Check to see if we have matched a first character in our utf-8 array $offset = match_sequence($string, $hex_chrs);	do { // Check to see if we have matched a first character in our utf-8 array $offset = match_sequence($string, $hex_chrs);
if(!$offset) { // If not, then we must have a "good" character and we don't need to do anymore processing break; }	if(!$offset) { // If not, then we must have a "good" character and we don't need to do anymore processing break; }
$string = substr($string, $offset); } while(++$i); // Start from the end and work our way in $string = strrev($string);	$string = substr($string, $offset); } while(++$i); // Start from the end and work our way in $string = strrev($string);
	$i = 0;
do { // Check to see if we have matched a first character in our utf-8 array	do { // Check to see if we have matched a first character in our utf-8 array
Zeile 8295	Zeile 8819
$string = trim($string, $charlist); } else	$string = trim($string, $charlist); } else
{	{
$string = trim($string); }	$string = trim($string); }
Zeile 8329	Zeile 8853
return match_sequence($string, $level, $i, $n); } return $n;	return match_sequence($string, $level, $i, $n); } return $n;
}	}
return 0; } /** * Obtain the version of GD installed.	return 0; } /** * Obtain the version of GD installed.
* * @return float Version of GD */	* * @return float\|null Version of GD */
function gd_version() { static $gd_version;	function gd_version() { static $gd_version;
Zeile 8346	Zeile 8870
if($gd_version) { return $gd_version;	if($gd_version) { return $gd_version;
}	}
if(!extension_loaded('gd')) {	if(!extension_loaded('gd')) {
return;	return null;
} if(function_exists("gd_info"))	} if(function_exists("gd_info"))
Zeile 8398	Zeile 8923
{ $string .= '?'; continue;	{ $string .= '?'; continue;
} else {	} else {
return false; }	return false; }
}	}
elseif($c > 239) { $bytes = 4; } elseif($c > 223)	elseif($c > 239) { $bytes = 4; } elseif($c > 223)
{	{
$bytes = 3; } elseif($c > 191)	$bytes = 3; } elseif($c > 191)
Zeile 8426	Zeile 8951
else { return false;	else { return false;
} }	} }
$valid = true; $multibytes = $input[$i]; while($bytes > 1)	$valid = true; $multibytes = $input[$i]; while($bytes > 1)
Zeile 8435	Zeile 8960
$i++; $b = ord($input[$i]); if($b < 128 \|\| $b > 191)	$i++; $b = ord($input[$i]); if($b < 128 \|\| $b > 191)
{	{
if($return) { $valid = false;	if($return) { $valid = false;
Zeile 8470	Zeile 8995
if($allow_mb4) { return $input;	if($allow_mb4) { return $input;
}	}
else { return preg_replace("#[^\\x00-\\x7F][\\x80-\\xBF]{3,}#", '?', $input);	else { return preg_replace("#[^\\x00-\\x7F][\\x80-\\xBF]{3,}#", '?', $input);
Zeile 8550	Zeile 9075
} }	} }
if(!$pm['subject'] \|\|!$pm['message'] \|\| !$pm['touid'] \|\| (!$pm['receivepms'] && !$admin_override))	if(empty($pm['subject']) \|\| empty($pm['message']) \|\| empty($pm['touid']) \|\| (empty($pm['receivepms']) && !$admin_override))
{ return false; }	{ return false; }
Zeile 8574	Zeile 9099
} $recipients_bcc = array();	} $recipients_bcc = array();
	// Workaround for eliminating PHP warnings in PHP 8. Ref: https://github.com/mybb/mybb/issues/4630#issuecomment-1369144163 if(isset($pm['sender']['uid']) && $pm['sender']['uid'] === -1 && $fromid === -1) { $sender = array( "uid" => 0, "username" => '' ); }
// Determine user ID if((int)$fromid == 0) { $fromid = (int)$mybb->user['uid'];	// Determine user ID if((int)$fromid == 0) { $fromid = (int)$mybb->user['uid'];
}	}
elseif((int)$fromid < 0) { $fromid = 0;	elseif((int)$fromid < 0) { $fromid = 0;
}	}
// Build our final PM array $pm = array(	// Build our final PM array $pm = array(
Zeile 8596	Zeile 9130
"do" => '', "pmid" => '' );	"do" => '', "pmid" => '' );
	// (continued) Workaround for eliminating PHP warnings in PHP 8. Ref: https://github.com/mybb/mybb/issues/4630#issuecomment-1369144163 if(isset($sender)) { $pm['sender'] = $sender; }
if(isset($session)) { $pm['ipaddress'] = $session->packedip;	if(isset($session)) { $pm['ipaddress'] = $session->packedip;
Zeile 8606	Zeile 9146
"disablesmilies" => 0, "savecopy" => 0, "readreceipt" => 0	"disablesmilies" => 0, "savecopy" => 0, "readreceipt" => 0
); $pm['saveasdraft'] = 0;	); $pm['saveasdraft'] = 0;
// Admin override $pmhandler->admin_override = (int)$admin_override;	// Admin override $pmhandler->admin_override = (int)$admin_override;
Zeile 8687	Zeile 9227
if(file_exists($file_path)) {	if(file_exists($file_path)) {
if($mybb->settings['usecdn'] && !empty($mybb->settings['cdnpath']))	if(is_object($plugins)) { $hook_args = array( 'file_path' => &$file_path, 'real_file_path' => &$real_file_path, 'file_name' => &$file_name, 'file_dir_path' => &$file_dir_path ); $plugins->run_hooks('copy_file_to_cdn_start', $hook_args); } if(!empty($mybb->settings['usecdn']) && !empty($mybb->settings['cdnpath']))
{ $cdn_path = rtrim($mybb->settings['cdnpath'], '/\\'); if(substr($file_dir_path, 0, my_strlen(MYBB_ROOT)) == MYBB_ROOT) { $file_dir_path = str_replace(MYBB_ROOT, '', $file_dir_path);	{ $cdn_path = rtrim($mybb->settings['cdnpath'], '/\\'); if(substr($file_dir_path, 0, my_strlen(MYBB_ROOT)) == MYBB_ROOT) { $file_dir_path = str_replace(MYBB_ROOT, '', $file_dir_path);
}	}
$cdn_upload_path = $cdn_path . DIRECTORY_SEPARATOR . $file_dir_path; if(!($dir_exists = is_dir($cdn_upload_path)))	$cdn_upload_path = $cdn_path . DIRECTORY_SEPARATOR . $file_dir_path; if(!($dir_exists = is_dir($cdn_upload_path)))
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'uploaded_path' => &$uploaded_path, 'success' => &$success, );	'uploaded_path' => &$uploaded_path, 'success' => &$success, );

$plugins->run_hooks('copy_file_to_cdn_end', $hook_args); } }	$plugins->run_hooks('copy_file_to_cdn_end', $hook_args); } }
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if($allow_local) { $regex = '_^(?:(?:https?\|ftp)://)(?:\S+(?::\S)?@)?(?:(?:[1-9]\d?\|1\d\d\|2[01]\d\|22[0-3])(?:\.(?:1?\d{1,2}\|2[0-4]\d\|25[0-5])){2}(?:\.(?:[1-9]\d?\|1\d\d\|2[0-4]\d\|25[0-4]))\|(?:localhost\|(?:(?:[a-z\x{00a1}-\x{ffff}0-9]-)[a-z\x{00a1}-\x{ffff}0-9]+)(?:\.(?:[a-z\x{00a1}-\x{ffff}0-9]-)[a-z\x{00a1}-\x{ffff}0-9]+)(?:\.(?:[a-z\x{00a1}-\x{ffff}]{2,}))\.?))(?::\d{2,5})?(?:[/?#]\S*)?$_iuS';	if($allow_local) { $regex = '_^(?:(?:https?\|ftp)://)(?:\S+(?::\S)?@)?(?:(?:[1-9]\d?\|1\d\d\|2[01]\d\|22[0-3])(?:\.(?:1?\d{1,2}\|2[0-4]\d\|25[0-5])){2}(?:\.(?:[1-9]\d?\|1\d\d\|2[0-4]\d\|25[0-4]))\|(?:localhost\|(?:(?:[a-z\x{00a1}-\x{ffff}0-9]-)[a-z\x{00a1}-\x{ffff}0-9]+)(?:\.(?:[a-z\x{00a1}-\x{ffff}0-9]-)[a-z\x{00a1}-\x{ffff}0-9]+)(?:\.(?:[a-z\x{00a1}-\x{ffff}]{2,}))\.?))(?::\d{2,5})?(?:[/?#]\S*)?$_iuS';
} else	} else
{ $regex = '_^(?:(?:https?\|ftp)://)(?:\S+(?::\S)?@)?(?:(?!(?:10\|127)(?:\.\d{1,3}){3})(?!(?:169\.254\|192\.168)(?:\.\d{1,3}){2})(?!172\.(?:1[6-9]\|2\d\|3[0-1])(?:\.\d{1,3}){2})(?:[1-9]\d?\|1\d\d\|2[01]\d\|22[0-3])(?:\.(?:1?\d{1,2}\|2[0-4]\d\|25[0-5])){2}(?:\.(?:[1-9]\d?\|1\d\d\|2[0-4]\d\|25[0-4]))\|(?:(?:[a-z\x{00a1}-\x{ffff}0-9]-)[a-z\x{00a1}-\x{ffff}0-9]+)(?:\.(?:[a-z\x{00a1}-\x{ffff}0-9]-)[a-z\x{00a1}-\x{ffff}0-9]+)(?:\.(?:[a-z\x{00a1}-\x{ffff}]{2,}))\.?)(?::\d{2,5})?(?:[/?#]\S*)?$_iuS'; }	{ $regex = '_^(?:(?:https?\|ftp)://)(?:\S+(?::\S)?@)?(?:(?!(?:10\|127)(?:\.\d{1,3}){3})(?!(?:169\.254\|192\.168)(?:\.\d{1,3}){2})(?!172\.(?:1[6-9]\|2\d\|3[0-1])(?:\.\d{1,3}){2})(?:[1-9]\d?\|1\d\d\|2[01]\d\|22[0-3])(?:\.(?:1?\d{1,2}\|2[0-4]\d\|25[0-5])){2}(?:\.(?:[1-9]\d?\|1\d\d\|2[0-4]\d\|25[0-4]))\|(?:(?:[a-z\x{00a1}-\x{ffff}0-9]-)[a-z\x{00a1}-\x{ffff}0-9]+)(?:\.(?:[a-z\x{00a1}-\x{ffff}0-9]-)[a-z\x{00a1}-\x{ffff}0-9]+)(?:\.(?:[a-z\x{00a1}-\x{ffff}]{2,}))\.?)(?::\d{2,5})?(?:[/?#]\S*)?$_iuS'; }
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* @deprecated * @param string $string String to stripe * @param string $allowable_tags Allowed html tags	* @deprecated * @param string $string String to stripe * @param string $allowable_tags Allowed html tags
*	*
* @return string Striped string */ function my_strip_tags($string, $allowable_tags = '')	* @return string Striped string */ function my_strip_tags($string, $allowable_tags = '')
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function my_escape_csv($string, $escape_active_content=true) { if($escape_active_content)	function my_escape_csv($string, $escape_active_content=true) { if($escape_active_content)
{	{
$active_content_triggers = array('=', '+', '-', '@'); $delimiters = array(',', ';', ':', '\|', '^', "\n", "\t", " ");	$active_content_triggers = array('=', '+', '-', '@'); $delimiters = array(',', ';', ':', '\|', '^', "\n", "\t", " ");
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foreach($delimiters as $delimiter) { foreach($active_content_triggers as $trigger)	foreach($delimiters as $delimiter) { foreach($active_content_triggers as $trigger)
{	{
$string = str_replace($delimiter.$trigger, $delimiter."'".$trigger, $string); } } }	$string = str_replace($delimiter.$trigger, $delimiter."'".$trigger, $string); } } }
$string = str_replace('"', '""', $string); return $string;	$string = str_replace('"', '""', $string); return $string; } // Fallback function for 'array_column', PHP < 5.5.0 compatibility if(!function_exists('array_column')) { function array_column($input, $column_key) { $values = array(); if(!is_array($input)) { $input = array($input); } foreach($input as $val) { if(is_array($val) && isset($val[$column_key])) { $values[] = $val[$column_key]; } elseif(is_object($val) && isset($val->$column_key)) { $values[] = $val->$column_key; } } return $values; } } /** * Performs a timing attack safe string comparison. * * @param string $known_string The first string to be compared. * @param string $user_string The second, user-supplied string to be compared. * @return bool Result of the comparison. / function my_hash_equals($known_string, $user_string) { if(version_compare(PHP_VERSION, '5.6.0', '>=')) { return hash_equals($known_string, $user_string); } else { $known_string_length = my_strlen($known_string); $user_string_length = my_strlen($user_string); if($user_string_length != $known_string_length) { return false; } $result = 0; for($i = 0; $i < $known_string_length; $i++) { $result \|= ord($known_string[$i]) ^ ord($user_string[$i]); } return $result === 0; } } /* * Retrieves all referrals for a specified user * * @param int uid * @param int start position * @param int total entries * @param bool false (default) only return display info, true for all info * @return array / function get_user_referrals($uid, $start=0, $limit=0, $full=false) { global $db; $referrals = $query_options = array(); $uid = (int) $uid; if($uid === 0) { return $referrals; } if($start && $limit) { $query_options['limit_start'] = $start; } if($limit) { $query_options['limit'] = $limit; } $fields = 'uid, username, usergroup, displaygroup, regdate'; if($full === true) { $fields = ''; } $query = $db->simple_select('users', $fields, "referrer='{$uid}'", $query_options); while($referral = $db->fetch_array($query)) { $referrals[] = $referral; } return $referrals; } /** * Initialize the parser and store the XML data to be parsed. * * @param string $data * @return MyBBXMLParser The constructed XML parser. / function create_xml_parser($data) { if(version_compare(PHP_VERSION, '8.0', '>=')) { require_once MYBB_ROOT."inc/class_xmlparser.php"; return new MyBBXMLParser($data); } else { require_once MYBB_ROOT."inc/class_xml.php"; return new XMLParser($data); } } /* * Make a filesystem path absolute. * * Returns as-is paths which are already absolute. * * @param string $path The input path. Can be either absolute or relative. * @param string $base The absolute base to which to append $path if $path is * relative. Must end in DIRECTORY_SEPARATOR or a forward * slash. * @return string An absolute filesystem path corresponding to the input path. */ function mk_path_abs($path, $base = MYBB_ROOT) { $iswin = strtoupper(substr(PHP_OS, 0, 3)) === 'WIN'; $char1 = my_substr($path, 0, 1); if($char1 != '/' && !($iswin && ($char1 == '\\' \|\| preg_match('(^[a-zA-Z]:\\\\)', $path)))) { $path = $base.$path; } return $path;
}	}