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- <?php
- /**
- * MyBB 1.8
- * Copyright 2014 MyBB Group, All Rights Reserved
- *
- * Website: http://www.mybb.com
- * License: http://www.mybb.com/about/license
- *
- */
- /**
- * Outputs a page directly to the browser, parsing anything which needs to be parsed.
- *
- * @param string $contents The contents of the page.
- */
- function output_page($contents)
- {
- global $db, $lang, $theme, $templates, $plugins, $mybb;
- global $debug, $templatecache, $templatelist, $maintimer, $globaltime, $parsetime;
- $contents = parse_page($contents);
- $totaltime = format_time_duration($maintimer->stop());
- $contents = $plugins->run_hooks("pre_output_page", $contents);
- if($mybb->usergroup['cancp'] == 1 || $mybb->dev_mode == 1)
- {
- if($mybb->settings['extraadmininfo'] != 0)
- {
- $phptime = $maintimer->totaltime - $db->query_time;
- $query_time = $db->query_time;
- if($maintimer->totaltime > 0)
- {
- $percentphp = number_format((($phptime/$maintimer->totaltime) * 100), 2);
- $percentsql = number_format((($query_time/$maintimer->totaltime) * 100), 2);
- }
- else
- {
- // if we've got a super fast script... all we can do is assume something
- $percentphp = 0;
- $percentsql = 0;
- }
- $serverload = get_server_load();
- if(my_strpos(getenv("REQUEST_URI"), "?"))
- {
- $debuglink = htmlspecialchars_uni(getenv("REQUEST_URI")) . "&debug=1";
- }
- else
- {
- $debuglink = htmlspecialchars_uni(getenv("REQUEST_URI")) . "?debug=1";
- }
- $memory_usage = get_memory_usage();
- if($memory_usage)
- {
- $memory_usage = $lang->sprintf($lang->debug_memory_usage, get_friendly_size($memory_usage));
- }
- else
- {
- $memory_usage = '';
- }
- // MySQLi is still MySQL, so present it that way to the user
- $database_server = $db->short_title;
- if($database_server == 'MySQLi')
- {
- $database_server = 'MySQL';
- }
- $generated_in = $lang->sprintf($lang->debug_generated_in, $totaltime);
- $debug_weight = $lang->sprintf($lang->debug_weight, $percentphp, $percentsql, $database_server);
- $sql_queries = $lang->sprintf($lang->debug_sql_queries, $db->query_count);
- $server_load = $lang->sprintf($lang->debug_server_load, $serverload);
- eval("\$debugstuff = \"".$templates->get("debug_summary")."\";");
- $contents = str_replace("<debugstuff>", $debugstuff, $contents);
- }
- if($mybb->debug_mode == true)
- {
- debug_page();
- }
- }
- $contents = str_replace("<debugstuff>", "", $contents);
- if($mybb->settings['gzipoutput'] == 1)
- {
- $contents = gzip_encode($contents, $mybb->settings['gziplevel']);
- }
- @header("Content-type: text/html; charset={$lang->settings['charset']}");
- echo $contents;
- $plugins->run_hooks("post_output_page");
- }
- /**
- * Adds a function or class to the list of code to run on shutdown.
- *
- * @param string|array $name The name of the function.
- * @param mixed $arguments Either an array of arguments for the function or one argument
- * @return boolean True if function exists, otherwise false.
- */
- function add_shutdown($name, $arguments=array())
- {
- global $shutdown_functions;
- if(!is_array($shutdown_functions))
- {
- $shutdown_functions = array();
- }
- if(!is_array($arguments))
- {
- $arguments = array($arguments);
- }
- if(is_array($name) && method_exists($name[0], $name[1]))
- {
- $shutdown_functions[] = array('function' => $name, 'arguments' => $arguments);
- return true;
- }
- else if(!is_array($name) && function_exists($name))
- {
- $shutdown_functions[] = array('function' => $name, 'arguments' => $arguments);
- return true;
- }
- return false;
- }
- /**
- * Runs the shutdown items after the page has been sent to the browser.
- *
- */
- function run_shutdown()
- {
- global $config, $db, $cache, $plugins, $error_handler, $shutdown_functions, $shutdown_queries, $done_shutdown, $mybb;
- if($done_shutdown == true || !$config || (isset($error_handler) && $error_handler->has_errors))
- {
- return;
- }
- if(empty($shutdown_queries) && empty($shutdown_functions))
- {
- // Nothing to do
- return;
- }
- // Missing the core? Build
- if(!is_object($mybb))
- {
- require_once MYBB_ROOT."inc/class_core.php";
- $mybb = new MyBB;
- // Load the settings
- require MYBB_ROOT."inc/settings.php";
- $mybb->settings = &$settings;
- }
- // If our DB has been deconstructed already (bad PHP 5.2.0), reconstruct
- if(!is_object($db))
- {
- if(!isset($config) || empty($config['database']['type']))
- {
- require MYBB_ROOT."inc/config.php";
- }
- if(isset($config))
- {
- // Load DB interface
- require_once MYBB_ROOT."inc/db_base.php";
- require_once MYBB_ROOT."inc/db_".$config['database']['type'].".php";
- switch($config['database']['type'])
- {
- case "sqlite":
- $db = new DB_SQLite;
- break;
- case "pgsql":
- $db = new DB_PgSQL;
- break;
- case "mysqli":
- $db = new DB_MySQLi;
- break;
- default:
- $db = new DB_MySQL;
- }
- $db->connect($config['database']);
- if(!defined("TABLE_PREFIX"))
- {
- define("TABLE_PREFIX", $config['database']['table_prefix']);
- }
- $db->set_table_prefix(TABLE_PREFIX);
- }
- }
- // Cache object deconstructed? reconstruct
- if(!is_object($cache))
- {
- require_once MYBB_ROOT."inc/class_datacache.php";
- $cache = new datacache;
- $cache->cache();
- }
- // And finally.. plugins
- if(!is_object($plugins) && !defined("NO_PLUGINS") && !($mybb->settings['no_plugins'] == 1))
- {
- 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))
- {
- // Loop through and run them all
- foreach($shutdown_queries as $query)
- {
- $db->query($query);
- }
- }
- // Run any shutdown functions if we have them
- if(is_array($shutdown_functions))
- {
- foreach($shutdown_functions as $function)
- {
- call_user_func_array($function['function'], $function['arguments']);
- }
- }
- $done_shutdown = true;
- }
- /**
- * Sends a specified amount of messages from the mail queue
- *
- * @param int $count The number of messages to send (Defaults to 10)
- */
- function send_mail_queue($count=10)
- {
- 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 = $cache->read("mailqueue");
- if($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);
- // Fetch emails for this page view - and send them
- $query = $db->simple_select("mailqueue", "*", "", array("order_by" => "mid", "order_dir" => "asc", "limit_start" => 0, "limit" => $count));
- while($email = $db->fetch_array($query))
- {
- // Delete the message from the queue
- $db->delete_query("mailqueue", "mid='{$email['mid']}'");
- if($db->affected_rows() == 1)
- {
- my_mail($email['mailto'], $email['subject'], $email['message'], $email['mailfrom'], "", $email['headers'], true);
- }
- }
- // Update the mailqueue cache and remove the lock
- $cache->update_mailqueue(TIME_NOW, 0);
- }
- $plugins->run_hooks("send_mail_queue_end");
- }
- /**
- * Parses the contents of a page before outputting it.
- *
- * @param string $contents The contents of the page.
- * @return string The parsed page.
- */
- function parse_page($contents)
- {
- global $lang, $theme, $mybb, $htmldoctype, $archive_url, $error_handler;
- $contents = str_replace('<navigation>', build_breadcrumb(), $contents);
- $contents = str_replace('<archive_url>', $archive_url, $contents);
- if($htmldoctype)
- {
- $contents = $htmldoctype.$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\"", $contents);
- if($lang->settings['rtl'] == 1)
- {
- $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']."\"", $contents);
- }
- if($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).
- * @param int $stamp The unix timestamp the date should be generated for.
- * @param int|string $offset The offset in hours that should be applied to times. (timezones) Or an empty string to determine that automatically
- * @param int $ty Whether or not to use today/yesterday formatting.
- * @param boolean $adodb Whether or not to use the adodb time class for < 1970 or > 2038 times
- * @return string The formatted timestamp.
- */
- function my_date($format, $stamp=0, $offset="", $ty=1, $adodb=false)
- {
- global $mybb, $lang, $mybbadmin, $plugins;
- // If the stamp isn't set, use TIME_NOW
- if(empty($stamp))
- {
- $stamp = TIME_NOW;
- }
- if(!$offset && $offset != '0')
- {
- if(isset($mybb->user['uid']) && $mybb->user['uid'] != 0 && array_key_exists("timezone", $mybb->user))
- {
- $offset = (float)$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 = $mybb->settings['dstcorrection'];
- }
- // If DST correction is enabled, add an additional hour to the timezone.
- if($dstcorrection == 1)
- {
- ++$offset;
- if(my_substr($offset, 0, 1) != "-")
- {
- $offset = "+".$offset;
- }
- }
- }
- if($offset == "-")
- {
- $offset = 0;
- }
- // Using ADOdb?
- if($adodb == true && !function_exists('adodb_date'))
- {
- $adodb = false;
- }
- $todaysdate = $yesterdaysdate = '';
- if($ty && ($format == $mybb->settings['dateformat'] || $format == 'relative' || $format == 'normal'))
- {
- $_stamp = TIME_NOW;
- if($adodb == true)
- {
- $date = adodb_date($mybb->settings['dateformat'], $stamp + ($offset * 3600));
- $todaysdate = adodb_date($mybb->settings['dateformat'], $_stamp + ($offset * 3600));
- $yesterdaysdate = adodb_date($mybb->settings['dateformat'], ($_stamp - 86400) + ($offset * 3600));
- }
- else
- {
- $date = gmdate($mybb->settings['dateformat'], $stamp + ($offset * 3600));
- $todaysdate = gmdate($mybb->settings['dateformat'], $_stamp + ($offset * 3600));
- $yesterdaysdate = gmdate($mybb->settings['dateformat'], ($_stamp - 86400) + ($offset * 3600));
- }
- }
- if($format == 'relative')
- {
- // Relative formats both date and time
- $real_date = $real_time = '';
- if($adodb == true)
- {
- $real_date = adodb_date($mybb->settings['dateformat'], $stamp + ($offset * 3600));
- $real_time = $mybb->settings['datetimesep'];
- $real_time .= adodb_date($mybb->settings['timeformat'], $stamp + ($offset * 3600));
- }
- else
- {
- $real_date = gmdate($mybb->settings['dateformat'], $stamp + ($offset * 3600));
- $real_time = $mybb->settings['datetimesep'];
- $real_time .= gmdate($mybb->settings['timeformat'], $stamp + ($offset * 3600));
- }
- if($ty != 2 && abs(TIME_NOW - $stamp) < 3600)
- {
- $diff = TIME_NOW - $stamp;
- $relative = array('prefix' => '', 'minute' => 0, 'plural' => $lang->rel_minutes_plural, 'suffix' => $lang->rel_ago);
- if($diff < 0)
- {
- $diff = abs($diff);
- $relative['suffix'] = '';
- $relative['prefix'] = $lang->rel_in;
- }
- $relative['minute'] = floor($diff / 60);
- if($relative['minute'] <= 1)
- {
- $relative['minute'] = 1;
- $relative['plural'] = $lang->rel_minutes_single;
- }
- if($diff <= 60)
- {
- // 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)
- {
- $diff = TIME_NOW - $stamp;
- $relative = array('prefix' => '', 'hour' => 0, 'plural' => $lang->rel_hours_plural, 'suffix' => $lang->rel_ago);
- if($diff < 0)
- {
- $diff = abs($diff);
- $relative['suffix'] = '';
- $relative['prefix'] = $lang->rel_in;
- }
- $relative['hour'] = floor($diff / 3600);
- if($relative['hour'] <= 1)
- {
- $relative['hour'] = 1;
- $relative['plural'] = $lang->rel_hours_single;
- }
- $date = $lang->sprintf($lang->rel_time, $relative['prefix'], $relative['hour'], $relative['plural'], $relative['suffix'], $real_date, $real_time);
- }
- else
- {
- if($ty)
- {
- if($todaysdate == $date)
- {
- $date = $lang->sprintf($lang->today_rel, $real_date);
- }
- else if($yesterdaysdate == $date)
- {
- $date = $lang->sprintf($lang->yesterday_rel, $real_date);
- }
- }
- $date .= $mybb->settings['datetimesep'];
- if($adodb == true)
- {
- $date .= adodb_date($mybb->settings['timeformat'], $stamp + ($offset * 3600));
- }
- else
- {
- $date .= gmdate($mybb->settings['timeformat'], $stamp + ($offset * 3600));
- }
- }
- }
- elseif($format == 'normal')
- {
- // Normal format both date and time
- if($ty != 2)
- {
- if($todaysdate == $date)
- {
- $date = $lang->today;
- }
- else if($yesterdaysdate == $date)
- {
- $date = $lang->yesterday;
- }
- }
- $date .= $mybb->settings['datetimesep'];
- if($adodb == true)
- {
- $date .= adodb_date($mybb->settings['timeformat'], $stamp + ($offset * 3600));
- }
- else
- {
- $date .= gmdate($mybb->settings['timeformat'], $stamp + ($offset * 3600));
- }
- }
- else
- {
- if($ty && $format == $mybb->settings['dateformat'])
- {
- if($todaysdate == $date)
- {
- $date = $lang->today;
- }
- else if($yesterdaysdate == $date)
- {
- $date = $lang->yesterday;
- }
- }
- else
- {
- if($adodb == true)
- {
- $date = adodb_date($format, $stamp + ($offset * 3600));
- }
- else
- {
- $date = gmdate($format, $stamp + ($offset * 3600));
- }
- }
- }
- if(is_object($plugins))
- {
- $date = $plugins->run_hooks("my_date", $date);
- }
- return $date;
- }
- /**
- * Sends an email using PHP's mail function, formatting it appropriately.
- *
- * @param string $to Address the email should be addressed to.
- * @param string $subject The subject of the email being sent.
- * @param string $message The message being sent.
- * @param string $from The from address of the email, if blank, the board name will be used.
- * @param string $charset The chracter set being used to send this email.
- * @param string $headers
- * @param boolean $keep_alive Do we wish to keep the connection to the mail server alive to send more than one message (SMTP only)
- * @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 $return_email The email address to return to. Defaults to admin return email address.
- * @return bool
- */
- function my_mail($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";
- 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)
- {
- $mail->keep_alive = true;
- }
- }
- // Using PHP based mail()
- else
- {
- if($mybb->settings['mail_parameters'] != '')
- {
- $mail->additional_parameters = $mybb->settings['mail_parameters'];
- }
- }
- // Build and send
- $mail->build_message($to, $subject, $message, $from, $charset, $headers, $format, $message_text, $return_email);
- return $mail->send();
- }
- /**
- * Generates a unique code for POST requests to prevent XSS/CSRF attacks
- *
- * @return string The generated code
- */
- function generate_post_check()
- {
- 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']);
- }
- }
- /**
- * Verifies a POST check code is valid, if not shows an error (silently returns false on silent parameter)
- *
- * @param string $code The incoming POST check code
- * @param boolean $silent Silent mode or not (silent mode will not show the error to the user but returns false)
- * @return bool
- */
- function verify_post_check($code, $silent=false)
- {
- global $lang;
- if(generate_post_check() !== $code)
- {
- if($silent == true)
- {
- return false;
- }
- else
- {
- if(defined("IN_ADMINCP"))
- {
- return false;
- }
- else
- {
- error($lang->invalid_post_code);
- }
- }
- }
- else
- {
- return true;
- }
- }
- /**
- * Return a parent list for the specified forum.
- *
- * @param int $fid The forum id to get the parent list for.
- * @return string The comma-separated parent list.
- */
- function get_parent_list($fid)
- {
- global $forum_cache;
- static $forumarraycache;
- if($forumarraycache[$fid])
- {
- return $forumarraycache[$fid]['parentlist'];
- }
- elseif($forum_cache[$fid])
- {
- return $forum_cache[$fid]['parentlist'];
- }
- else
- {
- cache_forums();
- return $forum_cache[$fid]['parentlist'];
- }
- }
- /**
- * Build a parent list of a specific forum, suitable for querying
- *
- * @param int $fid The forum ID
- * @param string $column The column name to add to the query
- * @param string $joiner The joiner for each forum for querying (OR | AND | etc)
- * @param string $parentlist The parent list of the forum - if you have it
- * @return string The query string generated
- */
- function build_parent_list($fid, $column="fid", $joiner="OR", $parentlist="")
- {
- if(!$parentlist)
- {
- $parentlist = get_parent_list($fid);
- }
- $parentsexploded = explode(",", $parentlist);
- $builtlist = "(";
- $sep = '';
- foreach($parentsexploded as $key => $val)
- {
- $builtlist .= "$sep$column='$val'";
- $sep = " $joiner ";
- }
- $builtlist .= ")";
- return $builtlist;
- }
- /**
- * Load the forum cache in to memory
- *
- * @param boolean $force True to force a reload of the cache
- * @return array The forum cache
- */
- function cache_forums($force=false)
- {
- global $forum_cache, $cache;
- if($force == true)
- {
- $forum_cache = $cache->read("forums", 1);
- return $forum_cache;
- }
- if(!$forum_cache)
- {
- $forum_cache = $cache->read("forums");
- if(!$forum_cache)
- {
- $cache->update_forums();
- $forum_cache = $cache->read("forums", 1);
- }
- }
- return $forum_cache;
- }
- /**
- * Generate an array of all child and descendant forums for a specific forum.
- *
- * @param int $fid The forum ID
- * @return Array of descendants
- */
- function get_child_list($fid)
- {
- static $forums_by_parent;
- $forums = array();
- if(!is_array($forums_by_parent))
- {
- $forum_cache = cache_forums();
- foreach($forum_cache as $forum)
- {
- if($forum['active'] != 0)
- {
- $forums_by_parent[$forum['pid']][$forum['fid']] = $forum;
- }
- }
- }
- if(!is_array($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))
- {
- $forums = array_merge($forums, $children);
- }
- }
- return $forums;
- }
- /**
- * Produce a friendly error message page
- *
- * @param string $error The error message to be shown
- * @param string $title The title of the message shown in the title of the page and the error table
- */
- function error($error="", $title="")
- {
- global $header, $footer, $theme, $headerinclude, $db, $templates, $lang, $mybb, $plugins;
- $error = $plugins->run_hooks("error", $error);
- if(!$error)
- {
- $error = $lang->unknown_error;
- }
- // AJAX error message?
- if($mybb->get_input('ajax', MyBB::INPUT_INT))
- {
- // Send our headers.
- @header("Content-type: application/json; charset={$lang->settings['charset']}");
- echo json_encode(array("errors" => array($error)));
- exit;
- }
- if(!$title)
- {
- $title = $mybb->settings['bbname'];
- }
- $timenow = my_date('relative', TIME_NOW);
- reset_breadcrumb();
- add_breadcrumb($lang->error);
- eval("\$errorpage = \"".$templates->get("error")."\";");
- output_page($errorpage);
- exit;
- }
- /**
- * Produce an error message for displaying inline on a page
- *
- * @param array $errors Array of errors to be shown
- * @param string $title The title of the error message
- * @param array $json_data JSON data to be encoded (we may want to send more data; e.g. newreply.php uses this for CAPTCHA)
- * @return string The inline error HTML
- */
- function inline_error($errors, $title="", $json_data=array())
- {
- global $theme, $mybb, $db, $lang, $templates;
- if(!$title)
- {
- $title = $lang->please_correct_errors;
- }
- if(!is_array($errors))
- {
- $errors = array($errors);
- }
- // AJAX error message?
- if($mybb->get_input('ajax', MyBB::INPUT_INT))
- {
- // Send our headers.
- @header("Content-type: application/json; charset={$lang->settings['charset']}");
- if(empty($json_data))
- {
- echo json_encode(array("errors" => $errors));
- }
- else
- {
- echo json_encode(array_merge(array("errors" => $errors), $json_data));
- }
- exit;
- }
- $errorlist = '';
- foreach($errors as $error)
- {
- $errorlist .= "<li>".$error."</li>\n";
- }
- eval("\$errors = \"".$templates->get("error_inline")."\";");
- return $errors;
- }
- /**
- * Presents the user with a "no permission" page
- */
- function error_no_permission()
- {
- global $mybb, $theme, $templates, $db, $lang, $plugins, $session;
- $time = TIME_NOW;
- $plugins->run_hooks("no_permission");
- $noperm_array = array (
- "nopermission" => '1',
- "location1" => 0,
- "location2" => 0
- );
- $db->update_query("sessions", $noperm_array, "sid='{$session->sid}'");
- if($mybb->get_input('ajax', MyBB::INPUT_INT))
- {
- // Send our headers.
- header("Content-type: application/json; charset={$lang->settings['charset']}");
- echo json_encode(array("errors" => array($lang->error_nopermission_user_ajax)));
- exit;
- }
- if($mybb->user['uid'])
- {
- $lang->error_nopermission_user_username = $lang->sprintf($lang->error_nopermission_user_username, htmlspecialchars_uni($mybb->user['username']));
- eval("\$errorpage = \"".$templates->get("error_nopermission_loggedin")."\";");
- }
- else
- {
- // Redirect to where the user came from
- $redirect_url = $_SERVER['PHP_SELF'];
- if($_SERVER['QUERY_STRING'])
- {
- $redirect_url .= '?'.$_SERVER['QUERY_STRING'];
- }
- $redirect_url = htmlspecialchars_uni($redirect_url);
- switch($mybb->settings['username_method'])
- {
- case 0:
- $lang_username = $lang->username;
- break;
- case 1:
- $lang_username = $lang->username1;
- break;
- case 2:
- $lang_username = $lang->username2;
- break;
- default:
- $lang_username = $lang->username;
- break;
- }
- eval("\$errorpage = \"".$templates->get("error_nopermission")."\";");
- }
- error($errorpage);
- }
- /**
- * Redirect the user to a given URL with a given message
- *
- * @param string $url The URL to redirect the user to
- * @param string $message The redirection message to be shown
- * @param string $title The title of the redirection page
- * @param boolean $force_redirect Force the redirect page regardless of settings
- */
- function redirect($url, $message="", $title="", $force_redirect=false)
- {
- global $header, $footer, $mybb, $theme, $headerinclude, $templates, $lang, $plugins;
- $redirect_args = array('url' => &$url, 'message' => &$message, 'title' => &$title);
- $plugins->run_hooks("redirect", $redirect_args);
- if($mybb->get_input('ajax', MyBB::INPUT_INT))
- {
- // Send our headers.
- //@header("Content-type: text/html; charset={$lang->settings['charset']}");
- $data = "<script type=\"text/javascript\">\n";
- if($message != "")
- {
- $data .= 'alert("'.addslashes($message).'");';
- }
- $url = str_replace("#", "&#", $url);
- $url = htmlspecialchars_decode($url);
- $url = str_replace(array("\n","\r",";"), "", $url);
- $data .= 'window.location = "'.addslashes($url).'";'."\n";
- $data .= "</script>\n";
- //exit;
- @header("Content-type: application/json; charset={$lang->settings['charset']}");
- echo json_encode(array("data" => $data));
- exit;
- }
- if(!$message)
- {
- $message = $lang->redirect;
- }
- $time = TIME_NOW;
- $timenow = my_date('relative', $time);
- if(!$title)
- {
- $title = $mybb->settings['bbname'];
- }
- // Show redirects only if both ACP and UCP settings are enabled, or ACP is enabled, and user is a guest, or they are forced.
- if($force_redirect == true || ($mybb->settings['redirects'] == 1 && ($mybb->user['showredirect'] == 1 || !$mybb->user['uid'])))
- {
- $url = str_replace("&", "&", $url);
- $url = htmlspecialchars_uni($url);
- eval("\$redirectpage = \"".$templates->get("redirect")."\";");
- output_page($redirectpage);
- }
- else
- {
- $url = htmlspecialchars_decode($url);
- $url = str_replace(array("\n","\r",";"), "", $url);
- run_shutdown();
- if(!my_validate_url($url, true, true))
- {
- header("Location: {$mybb->settings['bburl']}/{$url}");
- }
- else
- {
- header("Location: {$url}");
- }
- }
- exit;
- }
- /**
- * 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 string $url The URL to have page numbers tacked on to (If {page} is specified, the value will be replaced with the page #)
- * @param boolean $breadcrumb Whether or not the multipage is being shown in the navigation breadcrumb
- * @return string The generated pagination
- */
- function multipage($count, $perpage, $page, $url, $breadcrumb=false)
- {
- global $theme, $templates, $lang, $mybb;
- if($count <= $perpage)
- {
- return '';
- }
- $page = (int)$page;
- $url = str_replace("&", "&", $url);
- $url = htmlspecialchars_uni($url);
- $pages = ceil($count / $perpage);
- $prevpage = '';
- if($page > 1)
- {
- $prev = $page-1;
- $page_url = fetch_page_url($url, $prev);
- eval("\$prevpage = \"".$templates->get("multipage_prevpage")."\";");
- }
- // Maximum number of "page bits" to show
- if(!$mybb->settings['maxmultipagelinks'])
- {
- $mybb->settings['maxmultipagelinks'] = 5;
- }
- $from = $page-floor($mybb->settings['maxmultipagelinks']/2);
- $to = $page+floor($mybb->settings['maxmultipagelinks']/2);
- if($from <= 0)
- {
- $from = 1;
- $to = $from+$mybb->settings['maxmultipagelinks']-1;
- }
- if($to > $pages)
- {
- $to = $pages;
- $from = $pages-$mybb->settings['maxmultipagelinks']+1;
- if($from <= 0)
- {
- $from = 1;
- }
- }
- if($to == 0)
- {
- $to = $pages;
- }
- $start = '';
- if($from > 1)
- {
- if($from-1 == 1)
- {
- $lang->multipage_link_start = '';
- }
- $page_url = fetch_page_url($url, 1);
- eval("\$start = \"".$templates->get("multipage_start")."\";");
- }
- $mppage = '';
- for($i = $from; $i <= $to; ++$i)
- {
- $page_url = fetch_page_url($url, $i);
- if($page == $i)
- {
- if($breadcrumb == true)
- {
- eval("\$mppage .= \"".$templates->get("multipage_page_link_current")."\";");
- }
- else
- {
- eval("\$mppage .= \"".$templates->get("multipage_page_current")."\";");
- }
- }
- else
- {
- eval("\$mppage .= \"".$templates->get("multipage_page")."\";");
- }
- }
- $end = '';
- if($to < $pages)
- {
- if($to+1 == $pages)
- {
- $lang->multipage_link_end = '';
- }
- $page_url = fetch_page_url($url, $pages);
- eval("\$end = \"".$templates->get("multipage_end")."\";");
- }
- $nextpage = '';
- if($page < $pages)
- {
- $next = $page+1;
- $page_url = fetch_page_url($url, $next);
- eval("\$nextpage = \"".$templates->get("multipage_nextpage")."\";");
- }
- $jumptopage = '';
- if($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")."\";");
- }
- $multipage_pages = $lang->sprintf($lang->multipage_pages, $pages);
- if($breadcrumb == true)
- {
- eval("\$multipage = \"".$templates->get("multipage_breadcrumb")."\";");
- }
- else
- {
- eval("\$multipage = \"".$templates->get("multipage")."\";");
- }
- return $multipage;
- }
- /**
- * Generate a page URL for use by the multipage function
- *
- * @param string $url The URL being passed
- * @param int $page The page number
- * @return string
- */
- function fetch_page_url($url, $page)
- {
- if($page <= 1)
- {
- $find = array(
- "-page-{page}",
- "&page={page}",
- "{page}"
- );
- // Remove "Page 1" to the defacto URL
- $url = str_replace($find, array("", "", $page), $url);
- return $url;
- }
- else if(strpos($url, "{page}") === false)
- {
- // If no page identifier is specified we tack it on to the end of the URL
- if(strpos($url, "?") === false)
- {
- $url .= "?";
- }
- else
- {
- $url .= "&";
- }
- $url .= "page=$page";
- }
- else
- {
- $url = str_replace("{page}", $page, $url);
- }
- return $url;
- }
- /**
- * Fetch the permissions for a specific user
- *
- * @param int $uid The user ID
- * @return array Array of user permissions for the specified user
- */
- function user_permissions($uid=0)
- {
- global $mybb, $cache, $groupscache, $user_cache;
- // If no user id is specified, assume it is the current user
- if($uid == 0)
- {
- $uid = $mybb->user['uid'];
- }
- // User id does not match current user, fetch permissions
- if($uid != $mybb->user['uid'])
- {
- // We've already cached permissions for this user, return them.
- if(!empty($user_cache[$uid]['permissions']))
- {
- return $user_cache[$uid]['permissions'];
- }
- // This user was not already cached, fetch their user information.
- if(empty($user_cache[$uid]))
- {
- $user_cache[$uid] = get_user($uid);
- }
- // Collect group permissions.
- $gid = $user_cache[$uid]['usergroup'].",".$user_cache[$uid]['additionalgroups'];
- $groupperms = usergroup_permissions($gid);
- // Store group permissions in user cache.
- $user_cache[$uid]['permissions'] = $groupperms;
- return $groupperms;
- }
- // This user is the current user, return their permissions
- else
- {
- return $mybb->usergroup;
- }
- }
- /**
- * Fetch the usergroup permissions for a specific group or series of groups combined
- *
- * @param int|string $gid A list of groups (Can be a single integer, or a list of groups separated by a comma)
- * @return array Array of permissions generated for the groups, containing also a list of comma-separated checked groups under 'all_usergroups' index
- */
- function usergroup_permissions($gid=0)
- {
- global $cache, $groupscache, $grouppermignore, $groupzerogreater;
- if(!is_array($groupscache))
- {
- $groupscache = $cache->read("usergroups");
- }
- $groups = explode(",", $gid);
- if(count($groups) == 1)
- {
- $groupscache[$gid]['all_usergroups'] = $gid;
- return $groupscache[$gid];
- }
- $usergroup = array();
- $usergroup['all_usergroups'] = $gid;
- foreach($groups as $gid)
- {
- if(trim($gid) == "" || empty($groupscache[$gid]))
- {
- continue;
- }
- foreach($groupscache[$gid] as $perm => $access)
- {
- if(!in_array($perm, $grouppermignore))
- {
- if(isset($usergroup[$perm]))
- {
- $permbit = $usergroup[$perm];
- }
- else
- {
- $permbit = "";
- }
- // 0 represents unlimited for numerical group permissions (i.e. private message limit) so take that into account.
- if(in_array($perm, $groupzerogreater) && ($access == 0 || $permbit === 0))
- {
- $usergroup[$perm] = 0;
- continue;
- }
- if($access > $permbit || ($access == "yes" && $permbit == "no") || !$permbit) // Keep yes/no for compatibility?
- {
- $usergroup[$perm] = $access;
- }
- }
- }
- }
- return $usergroup;
- }
- /**
- * Fetch the display group properties for a specific display group
- *
- * @param int $gid The group ID to fetch the display properties for
- * @return array Array of display properties for the group
- */
- function usergroup_displaygroup($gid)
- {
- global $cache, $groupscache, $displaygroupfields;
- if(!is_array($groupscache))
- {
- $groupscache = $cache->read("usergroups");
- }
- $displaygroup = array();
- $group = $groupscache[$gid];
- foreach($displaygroupfields as $field)
- {
- $displaygroup[$field] = $group[$field];
- }
- return $displaygroup;
- }
- /**
- * Build the forum permissions for a specific forum, user or group
- *
- * @param int $fid The forum ID to build permissions for (0 builds for all forums)
- * @param int $uid The user to build the permissions for (0 will select the uid automatically)
- * @param int $gid The group of the user to build permissions for (0 will fetch it)
- * @return array Forum permissions for the specific forum or forums
- */
- function forum_permissions($fid=0, $uid=0, $gid=0)
- {
- global $db, $cache, $groupscache, $forum_cache, $fpermcache, $mybb, $cached_forum_permissions_permissions, $cached_forum_permissions;
- if($uid == 0)
- {
- $uid = $mybb->user['uid'];
- }
- if(!$gid || $gid == 0) // If no group, we need to fetch it
- {
- if($uid != 0 && $uid != $mybb->user['uid'])
- {
- $user = get_user($uid);
- $gid = $user['usergroup'].",".$user['additionalgroups'];
- $groupperms = usergroup_permissions($gid);
- }
- else
- {
- $gid = $mybb->user['usergroup'];
- if(isset($mybb->user['additionalgroups']))
- {
- $gid .= ",".$mybb->user['additionalgroups'];
- }
- $groupperms = $mybb->usergroup;
- }
- }
- if(!is_array($forum_cache))
- {
- $forum_cache = cache_forums();
- if(!$forum_cache)
- {
- return false;
- }
- }
- if(!is_array($fpermcache))
- {
- $fpermcache = $cache->read("forumpermissions");
- }
- if($fid) // Fetch the permissions for a single forum
- {
- if(empty($cached_forum_permissions_permissions[$gid][$fid]))
- {
- $cached_forum_permissions_permissions[$gid][$fid] = fetch_forum_permissions($fid, $gid, $groupperms);
- }
- return $cached_forum_permissions_permissions[$gid][$fid];
- }
- else
- {
- if(empty($cached_forum_permissions[$gid]))
- {
- foreach($forum_cache as $forum)
- {
- $cached_forum_permissions[$gid][$forum['fid']] = fetch_forum_permissions($forum['fid'], $gid, $groupperms);
- }
- }
- return $cached_forum_permissions[$gid];
- }
- }
- /**
- * Fetches the permissions for a specific forum/group applying the inheritance scheme.
- * Called by forum_permissions()
- *
- * @param int $fid The forum ID
- * @param string $gid A comma separated list of usergroups
- * @param array $groupperms Group permissions
- * @return array Permissions for this forum
- */
- function fetch_forum_permissions($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;
- }
- $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))
- {
- $level_permissions = $groupscache[$gid];
- }
- foreach($level_permissions as $permission => $access)
- {
- if(empty($current_permissions[$permission]) || $access >= $current_permissions[$permission] || ($access == "yes" && $current_permissions[$permission] == "no"))
- {
- $current_permissions[$permission] = $access;
- }
- }
- if($level_permissions["canview"] && empty($level_permissions["canonlyviewownthreads"]))
- {
- $only_view_own_threads = 0;
- }
- if($level_permissions["canpostreplys"] && empty($level_permissions["canonlyreplyownthreads"]))
- {
- $only_reply_own_threads = 0;
- }
- }
- }
- // Figure out if we can view more than our own threads
- if($only_view_own_threads == 0)
- {
- $current_permissions["canonlyviewownthreads"] = 0;
- }
- // Figure out if we can reply more than our own threads
- if($only_reply_own_threads == 0)
- {
- $current_permissions["canonlyreplyownthreads"] = 0;
- }
- if(count($current_permissions) == 0)
- {
- $current_permissions = $groupperms;
- }
- return $current_permissions;
- }
- /**
- * Check the password given on a certain forum for validity
- *
- * @param int $fid The forum ID
- * @param int $pid The Parent ID
- * @param bool $return
- * @return bool
- */
- function check_forum_password($fid, $pid=0, $return=false)
- {
- global $mybb, $header, $footer, $headerinclude, $theme, $templates, $lang, $forum_cache;
- $showform = true;
- if(!is_array($forum_cache))
- {
- $forum_cache = cache_forums();
- if(!$forum_cache)
- {
- return false;
- }
- }
- // Loop through each of parent forums to ensure we have a password for them too
- if(isset($forum_cache[$fid]['parentlist']))
- {
- $parents = explode(',', $forum_cache[$fid]['parentlist']);
- rsort($parents);
- }
- if(!empty($parents))
- {
- foreach($parents as $parent_id)
- {
- if($parent_id == $fid || $parent_id == $pid)
- {
- continue;
- }
- if($forum_cache[$parent_id]['password'] != "")
- {
- check_forum_password($parent_id, $fid);
- }
- }
- }
- if(!empty($forum_cache[$fid]['password']))
- {
- $password = $forum_cache[$fid]['password'];
- if(isset($mybb->input['pwverify']) && $pid == 0)
- {
- if($password === $mybb->get_input('pwverify'))
- {
- my_setcookie("forumpass[$fid]", md5($mybb->user['uid'].$mybb->get_input('pwverify')), null, true);
- $showform = false;
- }
- else
- {
- eval("\$pwnote = \"".$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
- {
- $showform = false;
- }
- if($return)
- {
- return $showform;
- }
- if($showform)
- {
- if($pid)
- {
- header("Location: ".$mybb->settings['bburl']."/".get_forum_link($fid));
- }
- else
- {
- $_SERVER['REQUEST_URI'] = htmlspecialchars_uni($_SERVER['REQUEST_URI']);
- eval("\$pwform = \"".$templates->get("forumdisplay_password")."\";");
- output_page($pwform);
- }
- exit;
- }
- }
- /**
- * Return the permissions for a moderator in a specific forum
- *
- * @param int $fid The forum ID
- * @param int $uid The user ID to fetch permissions for (0 assumes current logged in user)
- * @param string $parentslist The parent list for the forum (if blank, will be fetched)
- * @return array Array of moderator permissions for the specific forum
- */
- function get_moderator_permissions($fid, $uid=0, $parentslist="")
- {
- global $mybb, $cache, $db;
- static $modpermscache;
- if($uid < 1)
- {
- $uid = $mybb->user['uid'];
- }
- if($uid == 0)
- {
- return false;
- }
- if(isset($modpermscache[$fid][$uid]))
- {
- return $modpermscache[$fid][$uid];
- }
- if(!$parentslist)
- {
- $parentslist = explode(',', get_parent_list($fid));
- }
- // Get user groups
- $perms = array();
- $user = get_user($uid);
- $groups = array($user['usergroup']);
- if(!empty($user['additionalgroups']))
- {
- $extra_groups = explode(",", $user['additionalgroups']);
- foreach($extra_groups as $extra_group)
- {
- $groups[] = $extra_group;
- }
- }
- $mod_cache = $cache->read("moderators");
- foreach($mod_cache as $forumid => $forum)
- {
- if(!is_array($forum) || !in_array($forumid, $parentslist))
- {
- // No perms or we're not after this forum
- continue;
- }
- // User settings override usergroup settings
- if(is_array($forum['users'][$uid]))
- {
- $perm = $forum['users'][$uid];
- foreach($perm as $action => $value)
- {
- if(strpos($action, "can") === false)
- {
- continue;
- }
- // Figure out the user permissions
- if($value == 0)
- {
- // The user doesn't have permission to set this action
- $perms[$action] = 0;
- }
- else
- {
- $perms[$action] = max($perm[$action], $perms[$action]);
- }
- }
- }
- foreach($groups as $group)
- {
- if(!is_array($forum['usergroups'][$group]))
- {
- // There are no permissions set for this group
- continue;
- }
- $perm = $forum['usergroups'][$group];
- foreach($perm as $action => $value)
- {
- if(strpos($action, "can") === false)
- {
- continue;
- }
- $perms[$action] = max($perm[$action], $perms[$action]);
- }
- }
- }
- $modpermscache[$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)
- * @param string $action The action tyring to be performed. (blank assumes any action at all)
- * @param int $uid The user ID (0 assumes current user)
- * @return bool Returns true if the user has permission, false if they do not
- */
- function is_moderator($fid=0, $action="", $uid=0)
- {
- global $mybb, $cache;
- if($uid == 0)
- {
- $uid = $mybb->user['uid'];
- }
- if($uid == 0)
- {
- return false;
- }
- $user_perms = user_permissions($uid);
- if($user_perms['issupermod'] == 1)
- {
- if($fid)
- {
- $forumpermissions = forum_permissions($fid);
- if($forumpermissions['canview'] && $forumpermissions['canviewthreads'] && !$forumpermissions['canonlyviewownthreads'])
- {
- return true;
- }
- return false;
- }
- return true;
- }
- else
- {
- if(!$fid)
- {
- $modcache = $cache->read('moderators');
- if(!empty($modcache))
- {
- foreach($modcache as $modusers)
- {
- if(isset($modusers['users'][$uid]) && $modusers['users'][$uid]['mid'] && (!$action || !empty($modusers['users'][$uid][$action])))
- {
- return true;
- }
- $groups = explode(',', $user_perms['all_usergroups']);
- foreach($groups as $group)
- {
- if(trim($group) != '' && isset($modusers['usergroups'][$group]) && (!$action || !empty($modusers['usergroups'][$group][$action])))
- {
- return true;
- }
- }
- }
- }
- return false;
- }
- else
- {
- $modperms = get_moderator_permissions($fid, $uid);
- if(!$action && $modperms)
- {
- return true;
- }
- else
- {
- if(isset($modperms[$action]) && $modperms[$action] == 1)
- {
- return true;
- }
- else
- {
- return false;
- }
- }
- }
- }
- }
- /**
- * Generate a list of the posticons.
- *
- * @return string The template of posticons.
- */
- function get_post_icons()
- {
- global $mybb, $cache, $icon, $theme, $templates, $lang;
- if(isset($mybb->input['icon']))
- {
- $icon = $mybb->get_input('icon');
- }
- $iconlist = '';
- $no_icons_checked = " checked=\"checked\"";
- // read post icons from cache, and sort them accordingly
- $posticons_cache = (array)$cache->read("posticons");
- $posticons = array();
- foreach($posticons_cache as $posticon)
- {
- $posticons[$posticon['name']] = $posticon;
- }
- krsort($posticons);
- foreach($posticons as $dbicon)
- {
- $dbicon['path'] = str_replace("{theme}", $theme['imgdir'], $dbicon['path']);
- $dbicon['path'] = htmlspecialchars_uni($mybb->get_asset_url($dbicon['path']));
- $dbicon['name'] = htmlspecialchars_uni($dbicon['name']);
- if($icon == $dbicon['iid'])
- {
- $checked = " checked=\"checked\"";
- $no_icons_checked = '';
- }
- else
- {
- $checked = '';
- }
- eval("\$iconlist .= \"".$templates->get("posticons_icon")."\";");
- }
- if(!empty($iconlist))
- {
- eval("\$posticons = \"".$templates->get("posticons")."\";");
- }
- else
- {
- $posticons = '';
- }
- return $posticons;
- }
- /**
- * MyBB setcookie() wrapper.
- *
- * @param string $name The cookie identifier.
- * @param string $value The cookie value.
- * @param int|string $expires The timestamp of the expiry date.
- * @param boolean $httponly True if setting a HttpOnly cookie (supported by the majority of web browsers)
- * @param string $samesite The samesite attribute to prevent CSRF.
- */
- function my_setcookie($name, $value="", $expires="", $httponly=false, $samesite="")
- {
- global $mybb;
- if(!$mybb->settings['cookiepath'])
- {
- $mybb->settings['cookiepath'] = "/";
- }
- if($expires == -1)
- {
- $expires = 0;
- }
- elseif($expires == "" || $expires == null)
- {
- $expires = TIME_NOW + (60*60*24*365); // Make the cookie expire in a years time
- }
- else
- {
- $expires = TIME_NOW + (int)$expires;
- }
- $mybb->settings['cookiepath'] = str_replace(array("\n","\r"), "", $mybb->settings['cookiepath']);
- $mybb->settings['cookiedomain'] = str_replace(array("\n","\r"), "", $mybb->settings['cookiedomain']);
- $mybb->settings['cookieprefix'] = str_replace(array("\n","\r", " "), "", $mybb->settings['cookieprefix']);
- // Versions of PHP prior to 5.2 do not support HttpOnly cookies and IE is buggy when specifying a blank domain so set the cookie manually
- $cookie = "Set-Cookie: {$mybb->settings['cookieprefix']}{$name}=".urlencode($value);
- if($expires > 0)
- {
- $cookie .= "; expires=".@gmdate('D, d-M-Y H:i:s \\G\\M\\T', $expires);
- }
- if(!empty($mybb->settings['cookiepath']))
- {
- $cookie .= "; path={$mybb->settings['cookiepath']}";
- }
- if(!empty($mybb->settings['cookiedomain']))
- {
- $cookie .= "; domain={$mybb->settings['cookiedomain']}";
- }
- if($httponly == true)
- {
- $cookie .= "; HttpOnly";
- }
- if($samesite != "" && $mybb->settings['cookiesamesiteflag'])
- {
- $samesite = strtolower($samesite);
- if($samesite == "lax" || $samesite == "strict")
- {
- $cookie .= "; SameSite=".$samesite;
- }
- }
- if($mybb->settings['cookiesecureflag'])
- {
- $cookie .= "; Secure";
- }
- $mybb->cookies[$name] = $value;
- header($cookie, false);
- }
- /**
- * Unset a cookie set by MyBB.
- *
- * @param string $name The cookie identifier.
- */
- function my_unsetcookie($name)
- {
- global $mybb;
- $expires = -3600;
- my_setcookie($name, "", $expires);
- unset($mybb->cookies[$name]);
- }
- /**
- * Get the contents from a serialised cookie array.
- *
- * @param string $name The cookie identifier.
- * @param int $id The cookie content id.
- * @return array|boolean The cookie id's content array or false when non-existent.
- */
- function my_get_array_cookie($name, $id)
- {
- global $mybb;
- if(!isset($mybb->cookies['mybb'][$name]))
- {
- return false;
- }
- $cookie = my_unserialize($mybb->cookies['mybb'][$name]);
- if(is_array($cookie) && isset($cookie[$id]))
- {
- return $cookie[$id];
- }
- else
- {
- return 0;
- }
- }
- /**
- * Set a serialised cookie array.
- *
- * @param string $name The cookie identifier.
- * @param int $id The cookie content id.
- * @param string $value The value to set the cookie to.
- * @param int|string $expires The timestamp of the expiry date.
- */
- function my_set_array_cookie($name, $id, $value, $expires="")
- {
- global $mybb;
- $cookie = $mybb->cookies['mybb'];
- if(isset($cookie[$name]))
- {
- $newcookie = my_unserialize($cookie[$name]);
- }
- else
- {
- $newcookie = array();
- }
- $newcookie[$id] = $value;
- $newcookie = my_serialize($newcookie);
- my_setcookie("mybb[$name]", addslashes($newcookie), $expires);
- // Make sure our current viarables are up-to-date as well
- $mybb->cookies['mybb'][$name] = $newcookie;
- }
- /*
- * Arbitrary limits for _safe_unserialize()
- */
- define('MAX_SERIALIZED_INPUT_LENGTH', 10240);
- define('MAX_SERIALIZED_ARRAY_LENGTH', 256);
- define('MAX_SERIALIZED_ARRAY_DEPTH', 5);
- /**
- * Credits go to https://github.com/piwik
- * Safe unserialize() replacement
- * - accepts a strict subset of PHP's native my_serialized representation
- * - does not unserialize objects
- *
- * @param string $str
- * @return mixed
- * @throw Exception if $str is malformed or contains unsupported types (e.g., resources, objects)
- */
- function _safe_unserialize($str)
- {
- if(strlen($str) > MAX_SERIALIZED_INPUT_LENGTH)
- {
- // input exceeds MAX_SERIALIZED_INPUT_LENGTH
- return false;
- }
- if(empty($str) || !is_string($str))
- {
- return false;
- }
- $stack = array();
- $expected = array();
- /*
- * states:
- * 0 - initial state, expecting a single value or array
- * 1 - terminal state
- * 2 - in array, expecting end of array or a key
- * 3 - in array, expecting value or another array
- */
- $state = 0;
- while($state != 1)
- {
- $type = isset($str[0]) ? $str[0] : '';
- if($type == '}')
- {
- $str = substr($str, 1);
- }
- else if($type == 'N' && $str[1] == ';')
- {
- $value = null;
- $str = substr($str, 2);
- }
- else if($type == 'b' && preg_match('/^b:([01]);/', $str, $matches))
- {
- $value = $matches[1] == '1' ? true : false;
- $str = substr($str, 4);
- }
- else if($type == 'i' && preg_match('/^i:(-?[0-9]+);(.*)/s', $str, $matches))
- {
- $value = (int)$matches[1];
- $str = $matches[2];
- }
- else if($type == 'd' && preg_match('/^d:(-?[0-9]+\.?[0-9]*(E[+-][0-9]+)?);(.*)/s', $str, $matches))
- {
- $value = (float)$matches[1];
- $str = $matches[3];
- }
- else if($type == 's' && preg_match('/^s:([0-9]+):"(.*)/s', $str, $matches) && substr($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)
- {
- $expectedLength = (int)$matches[1];
- $str = $matches[2];
- }
- else
- {
- // object or unknown/malformed type
- return false;
- }
- switch($state)
- {
- case 3: // in array, expecting value or another array
- if($type == 'a')
- {
- if(count($stack) >= MAX_SERIALIZED_ARRAY_DEPTH)
- {
- // array nesting exceeds MAX_SERIALIZED_ARRAY_DEPTH
- return false;
- }
- $stack[] = &$list;
- $list[$key] = array();
- $list = &$list[$key];
- $expected[] = $expectedLength;
- $state = 2;
- break;
- }
- if($type != '}')
- {
- $list[$key] = $value;
- $state = 2;
- break;
- }
- // missing array value
- return false;
- case 2: // in array, expecting end of array or a key
- if($type == '}')
- {
- if(count($list) < end($expected))
- {
- // array size less than expected
- return false;
- }
- unset($list);
- $list = &$stack[count($stack)-1];
- array_pop($stack);
- // go to terminal state if we're at the end of the root array
- array_pop($expected);
- if(count($expected) == 0) {
- $state = 1;
- }
- break;
- }
- if($type == 'i' || $type == 's')
- {
- if(count($list) >= MAX_SERIALIZED_ARRAY_LENGTH)
- {
- // array size exceeds MAX_SERIALIZED_ARRAY_LENGTH
- return false;
- }
- if(count($list) >= end($expected))
- {
- // array size exceeds expected length
- return false;
- }
- $key = $value;
- $state = 3;
- break;
- }
- // illegal array index type
- return false;
- case 0: // expecting array or value
- if($type == 'a')
- {
- if(count($stack) >= MAX_SERIALIZED_ARRAY_DEPTH)
- {
- // array nesting exceeds MAX_SERIALIZED_ARRAY_DEPTH
- return false;
- }
- $data = array();
- $list = &$data;
- $expected[] = $expectedLength;
- $state = 2;
- break;
- }
- if($type != '}')
- {
- $data = $value;
- $state = 1;
- break;
- }
- // not in array
- return false;
- }
- }
- if(!empty($str))
- {
- // trailing data in input
- return false;
- }
- return $data;
- }
- /**
- * Credits go to https://github.com/piwik
- * Wrapper for _safe_unserialize() that handles exceptions and multibyte encoding issue
- *
- * @param string $str
- * @return mixed
- */
- function my_unserialize($str)
- {
- // 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))
- {
- $mbIntEnc = mb_internal_encoding();
- mb_internal_encoding('ASCII');
- }
- $out = _safe_unserialize($str);
- if(isset($mbIntEnc))
- {
- mb_internal_encoding($mbIntEnc);
- }
- return $out;
- }
- /**
- * Credits go to https://github.com/piwik
- * Safe serialize() replacement
- * - output a strict subset of PHP's native serialized representation
- * - does not my_serialize objects
- *
- * @param mixed $value
- * @return string
- * @throw Exception if $value is malformed or contains unsupported types (e.g., resources, objects)
- */
- function _safe_serialize( $value )
- {
- if(is_null($value))
- {
- return 'N;';
- }
- if(is_bool($value))
- {
- return 'b:'.(int)$value.';';
- }
- if(is_int($value))
- {
- return 'i:'.$value.';';
- }
- if(is_float($value))
- {
- return 'd:'.str_replace(',', '.', $value).';';
- }
- if(is_string($value))
- {
- return 's:'.strlen($value).':"'.$value.'";';
- }
- if(is_array($value))
- {
- $out = '';
- foreach($value as $k => $v)
- {
- $out .= _safe_serialize($k) . _safe_serialize($v);
- }
- return 'a:'.count($value).':{'.$out.'}';
- }
- // safe_serialize cannot my_serialize resources or objects
- return false;
- }
- /**
- * Credits go to https://github.com/piwik
- * Wrapper for _safe_serialize() that handles exceptions and multibyte encoding issue
- *
- * @param mixed $value
- * @return string
- */
- function my_serialize($value)
- {
- // 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))
- {
- $mbIntEnc = mb_internal_encoding();
- mb_internal_encoding('ASCII');
- }
- $out = _safe_serialize($value);
- if(isset($mbIntEnc))
- {
- mb_internal_encoding($mbIntEnc);
- }
- return $out;
- }
- /**
- * Returns the serverload of the system.
- *
- * @return int The serverload of the system.
- */
- function get_server_load()
- {
- global $mybb, $lang;
- $serverload = array();
- // DIRECTORY_SEPARATOR checks if running windows
- if(DIRECTORY_SEPARATOR != '\\')
- {
- if(function_exists("sys_getloadavg"))
- {
- // sys_getloadavg() will return an array with [0] being load within the last minute.
- $serverload = sys_getloadavg();
- $serverload[0] = round($serverload[0], 4);
- }
- else if(@file_exists("/proc/loadavg") && $load = @file_get_contents("/proc/loadavg"))
- {
- $serverload = explode(" ", $load);
- $serverload[0] = round($serverload[0], 4);
- }
- if(!is_numeric($serverload[0]))
- {
- if($mybb->safemode)
- {
- return $lang->unknown;
- }
- // Suhosin likes to throw a warning if exec is disabled then die - weird
- if($func_blacklist = @ini_get('suhosin.executor.func.blacklist'))
- {
- if(strpos(",".$func_blacklist.",", 'exec') !== false)
- {
- return $lang->unknown;
- }
- }
- // PHP disabled functions?
- if($func_blacklist = @ini_get('disable_functions'))
- {
- if(strpos(",".$func_blacklist.",", 'exec') !== false)
- {
- return $lang->unknown;
- }
- }
- $load = @exec("uptime");
- $load = explode("load average: ", $load);
- $serverload = explode(",", $load[1]);
- if(!is_array($serverload))
- {
- return $lang->unknown;
- }
- }
- }
- else
- {
- return $lang->unknown;
- }
- $returnload = trim($serverload[0]);
- return $returnload;
- }
- /**
- * Returns the amount of memory allocated to the script.
- *
- * @return int The amount of memory allocated to the script.
- */
- function get_memory_usage()
- {
- if(function_exists('memory_get_peak_usage'))
- {
- return memory_get_peak_usage(true);
- }
- elseif(function_exists('memory_get_usage'))
- {
- return memory_get_usage(true);
- }
- return false;
- }
- /**
- * Updates the forum statistics with specific values (or addition/subtraction of the previous value)
- *
- * @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;
- static $stats_changes;
- if(empty($stats_changes))
- {
- // Update stats after all changes are done
- add_shutdown('update_stats', array(array(), true));
- }
- if(empty($stats_changes) || $stats_changes['inserted'])
- {
- $stats_changes = array(
- 'numthreads' => '+0',
- 'numposts' => '+0',
- 'numusers' => '+0',
- 'numunapprovedthreads' => '+0',
- 'numunapprovedposts' => '+0',
- 'numdeletedposts' => '+0',
- 'numdeletedthreads' => '+0',
- 'inserted' => false // Reset after changes are inserted into cache
- );
- $stats = $stats_changes;
- }
- if($force) // Force writing to cache?
- {
- if(!empty($changes))
- {
- // Calculate before writing to cache
- update_stats($changes);
- }
- $stats = $cache->read("stats");
- $changes = $stats_changes;
- }
- else
- {
- $stats = $stats_changes;
- }
- $new_stats = array();
- $counters = array('numthreads', 'numunapprovedthreads', 'numposts', 'numunapprovedposts', 'numusers', 'numdeletedposts', 'numdeletedthreads');
- foreach($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((int)$changes[$counter] != 0)
- {
- $new_stats[$counter] = $stats[$counter] + $changes[$counter];
- if(!$force && (substr($stats[$counter], 0, 1) == "+" || substr($stats[$counter], 0, 1) == "-"))
- {
- // We had relative values? Then it is still relative
- if($new_stats[$counter] >= 0)
- {
- $new_stats[$counter] = "+{$new_stats[$counter]}";
- }
- }
- // Less than 0? That's bad
- elseif($new_stats[$counter] < 0)
- {
- $new_stats[$counter] = 0;
- }
- }
- }
- else
- {
- $new_stats[$counter] = $changes[$counter];
- // Less than 0? That's bad
- if($new_stats[$counter] < 0)
- {
- $new_stats[$counter] = 0;
- }
- }
- }
- }
- if(!$force)
- {
- $stats_changes = array_merge($stats, $new_stats); // Overwrite changed values
- return;
- }
- // Fetch latest user if the user count is changing
- if(array_key_exists('numusers', $changes))
- {
- $query = $db->simple_select("users", "uid, username", "", array('order_by' => 'regdate', 'order_dir' => 'DESC', 'limit' => 1));
- $lastmember = $db->fetch_array($query);
- $new_stats['lastuid'] = $lastmember['uid'];
- $new_stats['lastusername'] = $lastmember['username'] = htmlspecialchars_uni($lastmember['username']);
- }
- if(!empty($new_stats))
- {
- if(is_array($stats))
- {
- $stats = array_merge($stats, $new_stats); // Overwrite changed values
- }
- else
- {
- $stats = $new_stats;
- }
- }
- // Update stats row for today in the database
- $todays_stats = array(
- "dateline" => mktime(0, 0, 0, date("m"), date("j"), date("Y")),
- "numusers" => (int)$stats['numusers'],
- "numthreads" => (int)$stats['numthreads'],
- "numposts" => (int)$stats['numposts']
- );
- $db->replace_query("stats", $todays_stats, "dateline");
- $cache->update("stats", $stats, "dateline");
- $stats_changes['inserted'] = true;
- }
- /**
- * Updates the forum counters with a specific value (or addition/subtraction of the previous value)
- *
- * @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;
- $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}'");
- $forum = $db->fetch_array($query);
- 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((int)$changes[$counter] != 0)
- {
- $update_query[$counter] = $forum[$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;
- }
- }
- }
- // Only update if we're actually doing something
- if(count($update_query) > 0)
- {
- $db->update_query("forums", $update_query, "fid='".(int)$fid."'");
- }
- // Guess we should update the statistics too?
- $new_stats = array();
- if(array_key_exists('threads', $update_query))
- {
- $threads_diff = $update_query['threads'] - $forum['threads'];
- if($threads_diff > -1)
- {
- $new_stats['numthreads'] = "+{$threads_diff}";
- }
- else
- {
- $new_stats['numthreads'] = "{$threads_diff}";
- }
- }
- if(array_key_exists('unapprovedthreads', $update_query))
- {
- $unapprovedthreads_diff = $update_query['unapprovedthreads'] - $forum['unapprovedthreads'];
- if($unapprovedthreads_diff > -1)
- {
- $new_stats['numunapprovedthreads'] = "+{$unapprovedthreads_diff}";
- }
- else
- {
- $new_stats['numunapprovedthreads'] = "{$unapprovedthreads_diff}";
- }
- }
- if(array_key_exists('posts', $update_query))
- {
- $posts_diff = $update_query['posts'] - $forum['posts'];
- if($posts_diff > -1)
- {
- $new_stats['numposts'] = "+{$posts_diff}";
- }
- else
- {
- $new_stats['numposts'] = "{$posts_diff}";
- }
- }
- if(array_key_exists('unapprovedposts', $update_query))
- {
- $unapprovedposts_diff = $update_query['unapprovedposts'] - $forum['unapprovedposts'];
- if($unapprovedposts_diff > -1)
- {
- $new_stats['numunapprovedposts'] = "+{$unapprovedposts_diff}";
- }
- else
- {
- $new_stats['numunapprovedposts'] = "{$unapprovedposts_diff}";
- }
- }
- if(array_key_exists('deletedposts', $update_query))
- {
- $deletedposts_diff = $update_query['deletedposts'] - $forum['deletedposts'];
- if($deletedposts_diff > -1)
- {
- $new_stats['numdeletedposts'] = "+{$deletedposts_diff}";
- }
- else
- {
- $new_stats['numdeletedposts'] = "{$deletedposts_diff}";
- }
- }
- if(array_key_exists('deletedthreads', $update_query))
- {
- $deletedthreads_diff = $update_query['deletedthreads'] - $forum['deletedthreads'];
- if($deletedthreads_diff > -1)
- {
- $new_stats['numdeletedthreads'] = "+{$deletedthreads_diff}";
- }
- else
- {
- $new_stats['numdeletedthreads'] = "{$deletedthreads_diff}";
- }
- }
- if(!empty($new_stats))
- {
- update_stats($new_stats);
- }
- }
- /**
- * Update the last post information for a specific forum
- *
- * @param int $fid The forum ID
- */
- function update_forum_lastpost($fid)
- {
- global $db;
- // Fetch the last post for this forum
- $query = $db->query("
- SELECT tid, lastpost, lastposter, lastposteruid, subject
- FROM ".TABLE_PREFIX."threads
- WHERE fid='{$fid}' AND visible='1' AND closed NOT LIKE 'moved|%'
- 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'])
- );
- $db->update_query("forums", $updated_forum, "fid='{$fid}'");
- }
- /**
- * Updates the thread counters with a specific value (or addition/subtraction of the previous value)
- *
- * @param int $tid The thread ID
- * @param array $changes Array of items being updated (replies, unapprovedposts, deletedposts, attachmentcount) and their value (ex, 1, +1, -1)
- */
- function update_thread_counters($tid, $changes=array())
- {
- global $db;
- $update_query = array();
- $tid = (int)$tid;
- $counters = array('replies', 'unapprovedposts', 'attachmentcount', 'deletedposts', 'attachmentcount');
- // Fetch above counters for this thread
- $query = $db->simple_select("threads", implode(",", $counters), "tid='{$tid}'");
- $thread = $db->fetch_array($query);
- 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((int)$changes[$counter] != 0)
- {
- $update_query[$counter] = $thread[$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;
- }
- }
- }
- $db->free_result($query);
- // Only update if we're actually doing something
- if(count($update_query) > 0)
- {
- $db->update_query("threads", $update_query, "tid='{$tid}'");
- }
- }
- /**
- * Update the first post and lastpost data for a specific thread
- *
- * @param int $tid The thread ID
- */
- function update_thread_data($tid)
- {
- global $db;
- $thread = get_thread($tid);
- // If this is a moved thread marker, don't update it - we need it to stay as it is
- if(strpos($thread['closed'], 'moved|') !== false)
- {
- return;
- }
- $query = $db->query("
- SELECT u.uid, u.username, p.username AS postusername, p.dateline
- FROM ".TABLE_PREFIX."posts p
- LEFT JOIN ".TABLE_PREFIX."users u ON (u.uid=p.uid)
- WHERE p.tid='$tid' AND p.visible='1'
- ORDER BY p.dateline DESC
- LIMIT 1"
- );
- $lastpost = $db->fetch_array($query);
- $db->free_result($query);
- $query = $db->query("
- SELECT u.uid, u.username, p.pid, p.username AS postusername, p.dateline
- FROM ".TABLE_PREFIX."posts p
- LEFT JOIN ".TABLE_PREFIX."users u ON (u.uid=p.uid)
- WHERE p.tid='$tid'
- ORDER BY p.dateline ASC
- LIMIT 1
- ");
- $firstpost = $db->fetch_array($query);
- $db->free_result($query);
- if(empty($firstpost['username']))
- {
- $firstpost['username'] = $firstpost['postusername'];
- }
- if(empty($lastpost['username']))
- {
- $lastpost['username'] = $lastpost['postusername'];
- }
- if(empty($lastpost['dateline']))
- {
- $lastpost['username'] = $firstpost['username'];
- $lastpost['uid'] = $firstpost['uid'];
- $lastpost['dateline'] = $firstpost['dateline'];
- }
- $lastpost['username'] = $db->escape_string($lastpost['username']);
- $firstpost['username'] = $db->escape_string($firstpost['username']);
- $update_array = array(
- 'firstpost' => (int)$firstpost['pid'],
- 'username' => $firstpost['username'],
- 'uid' => (int)$firstpost['uid'],
- 'dateline' => (int)$firstpost['dateline'],
- 'lastpost' => (int)$lastpost['dateline'],
- 'lastposter' => $lastpost['username'],
- 'lastposteruid' => (int)$lastpost['uid'],
- );
- $db->update_query("threads", $update_array, "tid='{$tid}'");
- }
- /**
- * Updates the user counters with a specific value (or addition/subtraction of the previous value)
- *
- * @param int $uid The user ID
- * @param array $changes Array of items being updated (postnum, threadnum) and their value (ex, 1, +1, -1)
- */
- function update_user_counters($uid, $changes=array())
- {
- global $db;
- $update_query = array();
- $counters = array('postnum', 'threadnum');
- $uid = (int)$uid;
- // Fetch above counters for this user
- $query = $db->simple_select("users", implode(",", $counters), "uid='{$uid}'");
- $user = $db->fetch_array($query);
- foreach($counters as $counter)
- {
- if(array_key_exists($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((int)$changes[$counter] != 0)
- {
- $update_query[$counter] = $user[$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;
- }
- }
- }
- $db->free_result($query);
- // Only update if we're actually doing something
- if(count($update_query) > 0)
- {
- $db->update_query("users", $update_query, "uid='{$uid}'");
- }
- }
- /**
- * Deletes a thread from the database
- *
- * @param int $tid The thread ID
- * @return bool
- */
- function delete_thread($tid)
- {
- global $moderation;
- if(!is_object($moderation))
- {
- require_once MYBB_ROOT."inc/class_moderation.php";
- $moderation = new Moderation;
- }
- return $moderation->delete_thread($tid);
- }
- /**
- * Deletes a post from the database
- *
- * @param int $pid The thread ID
- * @return bool
- */
- function delete_post($pid)
- {
- global $moderation;
- if(!is_object($moderation))
- {
- require_once MYBB_ROOT."inc/class_moderation.php";
- $moderation = new Moderation;
- }
- return $moderation->delete_post($pid);
- }
- /**
- * Builds a forum jump menu
- *
- * @param int $pid The parent forum to start with
- * @param int $selitem The selected item ID
- * @param int $addselect If we need to add select boxes to this cal or not
- * @param string $depth The current depth of forums we're at
- * @param int $showextras Whether or not to show extra items such as User CP, Forum home
- * @param boolean $showall Ignore the showinjump setting and show all forums (for moderation pages)
- * @param mixed $permissions deprecated
- * @param string $name The name of the forum jump
- * @return string Forum jump items
- */
- function build_forum_jump($pid=0, $selitem=0, $addselect=1, $depth="", $showextras=1, $showall=false, $permissions="", $name="fid")
- {
- global $forum_cache, $jumpfcache, $permissioncache, $mybb, $forumjump, $forumjumpbits, $gobutton, $theme, $templates, $lang;
- $pid = (int)$pid;
- if(!is_array($jumpfcache))
- {
- if(!is_array($forum_cache))
- {
- cache_forums();
- }
- foreach($forum_cache as $fid => $forum)
- {
- if($forum['active'] != 0)
- {
- $jumpfcache[$forum['pid']][$forum['disporder']][$forum['fid']] = $forum;
- }
- }
- }
- if(!is_array($permissioncache))
- {
- $permissioncache = forum_permissions();
- }
- if(isset($jumpfcache[$pid]) && is_array($jumpfcache[$pid]))
- {
- foreach($jumpfcache[$pid] as $main)
- {
- foreach($main as $forum)
- {
- $perms = $permissioncache[$forum['fid']];
- if($forum['fid'] != "0" && ($perms['canview'] != 0 || $mybb->settings['hideprivateforums'] == 0) && $forum['linkto'] == '' && ($forum['showinjump'] != 0 || $showall == true))
- {
- $optionselected = "";
- if($selitem == $forum['fid'])
- {
- $optionselected = 'selected="selected"';
- }
- $forum['name'] = htmlspecialchars_uni(strip_tags($forum['name']));
- eval("\$forumjumpbits .= \"".$templates->get("forumjump_bit")."\";");
- if($forum_cache[$forum['fid']])
- {
- $newdepth = $depth."--";
- $forumjumpbits .= build_forum_jump($forum['fid'], $selitem, 0, $newdepth, $showextras, $showall);
- }
- }
- }
- }
- }
- if($addselect)
- {
- if($showextras == 0)
- {
- $template = "special";
- }
- else
- {
- $template = "advanced";
- if(strpos(FORUM_URL, '.html') !== false)
- {
- $forum_link = "'".str_replace('{fid}', "'+option+'", FORUM_URL)."'";
- }
- else
- {
- $forum_link = "'".str_replace('{fid}', "'+option", FORUM_URL);
- }
- }
- eval("\$forumjump = \"".$templates->get("forumjump_".$template)."\";");
- }
- return $forumjump;
- }
- /**
- * Returns the extension of a file.
- *
- * @param string $file The filename.
- * @return string The extension of the file.
- */
- function get_extension($file)
- {
- return my_strtolower(my_substr(strrchr($file, "."), 1));
- }
- /**
- * Generates a random string.
- *
- * @param int $length The length of the string to generate.
- * @param bool $complex Whether to return complex string. Defaults to false
- * @return string The random string.
- */
- function random_str($length=8, $complex=false)
- {
- $set = array_merge(range(0, 9), range('A', 'Z'), range('a', 'z'));
- $str = array();
- // Complex strings have always at least 3 characters, even if $length < 3
- if($complex == true)
- {
- // At least one number
- $str[] = $set[my_rand(0, 9)];
- // At least one big letter
- $str[] = $set[my_rand(10, 35)];
- // At least one small letter
- $str[] = $set[my_rand(36, 61)];
- $length -= 3;
- }
- for($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);
- return implode($str);
- }
- /**
- * Formats a username based on their display group
- *
- * @param string $username The username
- * @param int $usergroup The usergroup for the user
- * @param int $displaygroup The display group for the user
- * @return string The formatted username
- */
- function format_name($username, $usergroup, $displaygroup=0)
- {
- global $groupscache, $cache, $plugins;
- static $formattednames = array();
- if(!isset($formattednames[$username]))
- {
- if(!is_array($groupscache))
- {
- $groupscache = $cache->read("usergroups");
- }
- if($displaygroup != 0)
- {
- $usergroup = $displaygroup;
- }
- $format = "{username}";
- if(isset($groupscache[$usergroup]))
- {
- $ugroup = $groupscache[$usergroup];
- if(strpos($ugroup['namestyle'], "{username}") !== false)
- {
- $format = $ugroup['namestyle'];
- }
- }
- $format = stripslashes($format);
- $parameters = compact('username', 'usergroup', 'displaygroup', 'format');
- $parameters = $plugins->run_hooks('format_name', $parameters);
- $format = $parameters['format'];
- $formattednames[$username] = str_replace("{username}", $username, $format);
- }
- return $formattednames[$username];
- }
- /**
- * Formats an avatar to a certain dimension
- *
- * @param string $avatar The avatar file name
- * @param string $dimensions Dimensions of the avatar, width x height (e.g. 44|44)
- * @param string $max_dimensions The maximum dimensions of the formatted avatar
- * @return array Information for the formatted avatar
- */
- function format_avatar($avatar, $dimensions = '', $max_dimensions = '')
- {
- global $mybb, $theme;
- static $avatars;
- if(!isset($avatars))
- {
- $avatars = array();
- }
- if(my_strpos($avatar, '://') !== false && !$mybb->settings['allowremoteavatars'])
- {
- // Remote avatar, but remote avatars are disallowed.
- $avatar = null;
- }
- if(!$avatar)
- {
- // Default avatar
- if(defined('IN_ADMINCP'))
- {
- $theme['imgdir'] = '../images';
- }
- $avatar = str_replace('{theme}', $theme['imgdir'], $mybb->settings['useravatar']);
- $dimensions = $mybb->settings['useravatardims'];
- }
- if(!$max_dimensions)
- {
- $max_dimensions = $mybb->settings['maxavatardims'];
- }
- // An empty key wouldn't work so we need to add a fall back
- $key = $dimensions;
- if(empty($key))
- {
- $key = 'default';
- }
- $key2 = $max_dimensions;
- if(empty($key2))
- {
- $key2 = 'default';
- }
- if(isset($avatars[$avatar][$key][$key2]))
- {
- return $avatars[$avatar][$key][$key2];
- }
- $avatar_width_height = '';
- if($dimensions)
- {
- $dimensions = explode("|", $dimensions);
- if($dimensions[0] && $dimensions[1])
- {
- list($max_width, $max_height) = explode('x', $max_dimensions);
- if(!empty($max_dimensions) && ($dimensions[0] > $max_width || $dimensions[1] > $max_height))
- {
- require_once MYBB_ROOT."inc/functions_image.php";
- $scaled_dimensions = scale_image($dimensions[0], $dimensions[1], $max_width, $max_height);
- $avatar_width_height = "width=\"{$scaled_dimensions['width']}\" height=\"{$scaled_dimensions['height']}\"";
- }
- else
- {
- $avatar_width_height = "width=\"{$dimensions[0]}\" height=\"{$dimensions[1]}\"";
- }
- }
- }
- $avatars[$avatar][$key][$key2] = array(
- 'image' => htmlspecialchars_uni($mybb->get_asset_url($avatar)),
- 'width_height' => $avatar_width_height
- );
- return $avatars[$avatar][$key][$key2];
- }
- /**
- * Build the javascript based MyCode inserter.
- *
- * @param string $bind The ID of the textarea to bind to. Defaults to "message".
- * @param bool $smilies Whether to include smilies. Defaults to true.
- *
- * @return string The MyCode inserter
- */
- function build_mycode_inserter($bind="message", $smilies = true)
- {
- global $db, $mybb, $theme, $templates, $lang, $plugins, $smiliecache, $cache;
- if($mybb->settings['bbcodeinserter'] != 0)
- {
- $editor_lang_strings = array(
- "editor_bold" => "Bold",
- "editor_italic" => "Italic",
- "editor_underline" => "Underline",
- "editor_strikethrough" => "Strikethrough",
- "editor_subscript" => "Subscript",
- "editor_superscript" => "Superscript",
- "editor_alignleft" => "Align left",
- "editor_center" => "Center",
- "editor_alignright" => "Align right",
- "editor_justify" => "Justify",
- "editor_fontname" => "Font Name",
- "editor_fontsize" => "Font Size",
- "editor_fontcolor" => "Font Color",
- "editor_removeformatting" => "Remove Formatting",
- "editor_cut" => "Cut",
- "editor_cutnosupport" => "Your browser does not allow the cut command. Please use the keyboard shortcut Ctrl/Cmd-X",
- "editor_copy" => "Copy",
- "editor_copynosupport" => "Your browser does not allow the copy command. Please use the keyboard shortcut Ctrl/Cmd-C",
- "editor_paste" => "Paste",
- "editor_pastenosupport" => "Your browser does not allow the paste command. Please use the keyboard shortcut Ctrl/Cmd-V",
- "editor_pasteentertext" => "Paste your text inside the following box:",
- "editor_pastetext" => "PasteText",
- "editor_numlist" => "Numbered list",
- "editor_bullist" => "Bullet list",
- "editor_undo" => "Undo",
- "editor_redo" => "Redo",
- "editor_rows" => "Rows:",
- "editor_cols" => "Cols:",
- "editor_inserttable" => "Insert a table",
- "editor_inserthr" => "Insert a horizontal rule",
- "editor_code" => "Code",
- "editor_width" => "Width (optional):",
- "editor_height" => "Height (optional):",
- "editor_insertimg" => "Insert an image",
- "editor_email" => "E-mail:",
- "editor_insertemail" => "Insert an email",
- "editor_url" => "URL:",
- "editor_insertlink" => "Insert a link",
- "editor_unlink" => "Unlink",
- "editor_more" => "More",
- "editor_insertemoticon" => "Insert an emoticon",
- "editor_videourl" => "Video URL:",
- "editor_videotype" => "Video Type:",
- "editor_insert" => "Insert",
- "editor_insertyoutubevideo" => "Insert a YouTube video",
- "editor_currentdate" => "Insert current date",
- "editor_currenttime" => "Insert current time",
- "editor_print" => "Print",
- "editor_viewsource" => "View source",
- "editor_description" => "Description (optional):",
- "editor_enterimgurl" => "Enter the image URL:",
- "editor_enteremail" => "Enter the e-mail address:",
- "editor_enterdisplayedtext" => "Enter the displayed text:",
- "editor_enterurl" => "Enter URL:",
- "editor_enteryoutubeurl" => "Enter the YouTube video URL or ID:",
- "editor_insertquote" => "Insert a Quote",
- "editor_invalidyoutube" => "Invalid YouTube video",
- "editor_dailymotion" => "Dailymotion",
- "editor_metacafe" => "MetaCafe",
- "editor_veoh" => "Veoh",
- "editor_vimeo" => "Vimeo",
- "editor_youtube" => "Youtube",
- "editor_facebook" => "Facebook",
- "editor_liveleak" => "LiveLeak",
- "editor_insertvideo" => "Insert a video",
- "editor_php" => "PHP",
- "editor_maximize" => "Maximize"
- );
- $editor_language = "(function ($) {\n$.sceditor.locale[\"mybblang\"] = {\n";
- $editor_lang_strings = $plugins->run_hooks("mycode_add_codebuttons", $editor_lang_strings);
- $editor_languages_count = count($editor_lang_strings);
- $i = 0;
- foreach($editor_lang_strings as $lang_string => $key)
- {
- $i++;
- $js_lang_string = str_replace("\"", "\\\"", $key);
- $string = str_replace("\"", "\\\"", $lang->$lang_string);
- $editor_language .= "\t\"{$js_lang_string}\": \"{$string}\"";
- if($i < $editor_languages_count)
- {
- $editor_language .= ",";
- }
- $editor_language .= "\n";
- }
- $editor_language .= "}})(jQuery);";
- if(defined("IN_ADMINCP"))
- {
- global $page;
- $codeinsert = $page->build_codebuttons_editor($bind, $editor_language, $smilies);
- }
- else
- {
- // Smilies
- $emoticon = "";
- $emoticons_enabled = "false";
- if($smilies)
- {
- if(!$smiliecache)
- {
- if(!isset($smilie_cache) || !is_array($smilie_cache))
- {
- $smilie_cache = $cache->read("smilies");
- }
- foreach($smilie_cache as $smilie)
- {
- $smilie['image'] = str_replace("{theme}", $theme['imgdir'], $smilie['image']);
- $smiliecache[$smilie['sid']] = $smilie;
- }
- }
- if($mybb->settings['smilieinserter'] && $mybb->settings['smilieinsertercols'] && $mybb->settings['smilieinsertertot'] && !empty($smiliecache))
- {
- $emoticon = ",emoticon";
- }
- $emoticons_enabled = "true";
- unset($smilie);
- if(is_array($smiliecache))
- {
- reset($smiliecache);
- $dropdownsmilies = $moresmilies = $hiddensmilies = "";
- $i = 0;
- foreach($smiliecache as $smilie)
- {
- $finds = explode("\n", $smilie['find']);
- $finds_count = count($finds);
- // Only show the first text to replace in the box
- $smilie['find'] = $finds[0];
- $find = str_replace(array('\\', '"'), array('\\\\', '\"'), htmlspecialchars_uni($smilie['find']));
- $image = htmlspecialchars_uni($mybb->get_asset_url($smilie['image']));
- $image = str_replace(array('\\', '"'), array('\\\\', '\"'), $image);
- if(!$mybb->settings['smilieinserter'] || !$mybb->settings['smilieinsertercols'] || !$mybb->settings['smilieinsertertot'] || !$smilie['showclickable'])
- {
- $hiddensmilies .= '"'.$find.'": "'.$image.'",';
- }
- elseif($i < $mybb->settings['smilieinsertertot'])
- {
- $dropdownsmilies .= '"'.$find.'": "'.$image.'",';
- ++$i;
- }
- else
- {
- $moresmilies .= '"'.$find.'": "'.$image.'",';
- }
- for($j = 1; $j < $finds_count; ++$j)
- {
- $find = str_replace(array('\\', '"'), array('\\\\', '\"'), htmlspecialchars_uni($finds[$j]));
- $hiddensmilies .= '"'.$find.'": "'.$image.'",';
- }
- }
- }
- }
- $basic1 = $basic2 = $align = $font = $size = $color = $removeformat = $email = $link = $list = $code = $sourcemode = "";
- if($mybb->settings['allowbasicmycode'] == 1)
- {
- $basic1 = "bold,italic,underline,strike|";
- $basic2 = "horizontalrule,";
- }
- if($mybb->settings['allowalignmycode'] == 1)
- {
- $align = "left,center,right,justify|";
- }
- if($mybb->settings['allowfontmycode'] == 1)
- {
- $font = "font,";
- }
- if($mybb->settings['allowsizemycode'] == 1)
- {
- $size = "size,";
- }
- if($mybb->settings['allowcolormycode'] == 1)
- {
- $color = "color,";
- }
- if($mybb->settings['allowfontmycode'] == 1 || $mybb->settings['allowsizemycode'] == 1 || $mybb->settings['allowcolormycode'] == 1)
- {
- $removeformat = "removeformat|";
- }
- if($mybb->settings['allowemailmycode'] == 1)
- {
- $email = "email,";
- }
- if($mybb->settings['allowlinkmycode'] == 1)
- {
- $link = "link,unlink";
- }
- if($mybb->settings['allowlistmycode'] == 1)
- {
- $list = "bulletlist,orderedlist|";
- }
- if($mybb->settings['allowcodemycode'] == 1)
- {
- $code = "code,php,";
- }
- if($mybb->user['sourceeditor'] == 1)
- {
- $sourcemode = "MyBBEditor.sourceMode(true);";
- }
- eval("\$codeinsert = \"".$templates->get("codebuttons")."\";");
- }
- }
- return $codeinsert;
- }
- /**
- * Build the javascript clickable smilie inserter
- *
- * @return string The clickable smilies list
- */
- function build_clickable_smilies()
- {
- global $cache, $smiliecache, $theme, $templates, $lang, $mybb, $smiliecount;
- if($mybb->settings['smilieinserter'] != 0 && $mybb->settings['smilieinsertercols'] && $mybb->settings['smilieinsertertot'])
- {
- if(!$smiliecount)
- {
- $smilie_cache = $cache->read("smilies");
- $smiliecount = count($smilie_cache);
- }
- if(!$smiliecache)
- {
- if(!is_array($smilie_cache))
- {
- $smilie_cache = $cache->read("smilies");
- }
- foreach($smilie_cache as $smilie)
- {
- $smilie['image'] = str_replace("{theme}", $theme['imgdir'], $smilie['image']);
- $smiliecache[$smilie['sid']] = $smilie;
- }
- }
- unset($smilie);
- if(is_array($smiliecache))
- {
- reset($smiliecache);
- $getmore = '';
- if($mybb->settings['smilieinsertertot'] >= $smiliecount)
- {
- $mybb->settings['smilieinsertertot'] = $smiliecount;
- }
- else if($mybb->settings['smilieinsertertot'] < $smiliecount)
- {
- $smiliecount = $mybb->settings['smilieinsertertot'];
- eval("\$getmore = \"".$templates->get("smilieinsert_getmore")."\";");
- }
- $smilies = '';
- $counter = 0;
- $i = 0;
- $extra_class = '';
- foreach($smiliecache as $smilie)
- {
- if($i < $mybb->settings['smilieinsertertot'] && $smilie['showclickable'] != 0)
- {
- $smilie['image'] = str_replace("{theme}", $theme['imgdir'], $smilie['image']);
- $smilie['image'] = htmlspecialchars_uni($mybb->get_asset_url($smilie['image']));
- $smilie['name'] = htmlspecialchars_uni($smilie['name']);
- // Only show the first text to replace in the box
- $temp = explode("\n", $smilie['find']); // assign to temporary variable for php 5.3 compatibility
- $smilie['find'] = $temp[0];
- $find = str_replace(array('\\', "'"), array('\\\\', "\'"), htmlspecialchars_uni($smilie['find']));
- $onclick = " onclick=\"MyBBEditor.insertText(' $find ');\"";
- $extra_class = ' smilie_pointer';
- eval('$smilie = "'.$templates->get('smilie', 1, 0).'";');
- eval("\$smilie_icons .= \"".$templates->get("smilieinsert_smilie")."\";");
- ++$i;
- ++$counter;
- if($counter == $mybb->settings['smilieinsertercols'])
- {
- $counter = 0;
- eval("\$smilies .= \"".$templates->get("smilieinsert_row")."\";");
- $smilie_icons = '';
- }
- }
- }
- if($counter != 0)
- {
- $colspan = $mybb->settings['smilieinsertercols'] - $counter;
- eval("\$smilies .= \"".$templates->get("smilieinsert_row_empty")."\";");
- }
- eval("\$clickablesmilies = \"".$templates->get("smilieinsert")."\";");
- }
- else
- {
- $clickablesmilies = "";
- }
- }
- else
- {
- $clickablesmilies = "";
- }
- return $clickablesmilies;
- }
- /**
- * Builds thread prefixes and returns a selected prefix (or all)
- *
- * @param int $pid The prefix ID (0 to return all)
- * @return array The thread prefix's values (or all thread prefixes)
- */
- function build_prefixes($pid=0)
- {
- global $cache;
- static $prefixes_cache;
- if(is_array($prefixes_cache))
- {
- if($pid > 0 && is_array($prefixes_cache[$pid]))
- {
- return $prefixes_cache[$pid];
- }
- return $prefixes_cache;
- }
- $prefix_cache = $cache->read("threadprefixes");
- if(!is_array($prefix_cache))
- {
- // No cache
- $prefix_cache = $cache->read("threadprefixes", true);
- if(!is_array($prefix_cache))
- {
- return array();
- }
- }
- $prefixes_cache = array();
- foreach($prefix_cache as $prefix)
- {
- $prefixes_cache[$prefix['pid']] = $prefix;
- }
- if($pid != 0 && is_array($prefixes_cache[$pid]))
- {
- return $prefixes_cache[$pid];
- }
- else if(!empty($prefixes_cache))
- {
- return $prefixes_cache;
- }
- return false;
- }
- /**
- * Build the thread prefix selection menu for the current user
- *
- * @param int|string $fid The forum ID (integer ID or string all)
- * @param int|string $selected_pid The selected prefix ID (integer ID or string any)
- * @param int $multiple Allow multiple prefix selection
- * @param int $previous_pid The previously selected prefix ID
- * @return string The thread prefix selection menu
- */
- function build_prefix_select($fid, $selected_pid=0, $multiple=0, $previous_pid=0)
- {
- global $cache, $db, $lang, $mybb, $templates;
- if($fid != 'all')
- {
- $fid = (int)$fid;
- }
- $prefix_cache = build_prefixes(0);
- if(empty($prefix_cache))
- {
- // We've got no prefixes to show
- return '';
- }
- // Go through each of our prefixes and decide which ones we can use
- $prefixes = array();
- foreach($prefix_cache as $prefix)
- {
- if($fid != "all" && $prefix['forums'] != "-1")
- {
- // Decide whether this prefix can be used in our forum
- $forums = explode(",", $prefix['forums']);
- if(!in_array($fid, $forums) && $prefix['pid'] != $previous_pid)
- {
- // This prefix is not in our forum list
- continue;
- }
- }
- if(is_member($prefix['groups']) || $prefix['pid'] == $previous_pid)
- {
- // The current user can use this prefix
- $prefixes[$prefix['pid']] = $prefix;
- }
- }
- if(empty($prefixes))
- {
- return '';
- }
- $prefixselect = $prefixselect_prefix = '';
- if($multiple == 1)
- {
- $any_selected = "";
- if($selected_pid == 'any')
- {
- $any_selected = " selected=\"selected\"";
- }
- }
- $default_selected = "";
- if(((int)$selected_pid == 0) && $selected_pid != 'any')
- {
- $default_selected = " selected=\"selected\"";
- }
- foreach($prefixes as $prefix)
- {
- $selected = "";
- if($prefix['pid'] == $selected_pid)
- {
- $selected = " selected=\"selected\"";
- }
- $prefix['prefix'] = htmlspecialchars_uni($prefix['prefix']);
- eval("\$prefixselect_prefix .= \"".$templates->get("post_prefixselect_prefix")."\";");
- }
- if($multiple != 0)
- {
- eval("\$prefixselect = \"".$templates->get("post_prefixselect_multiple")."\";");
- }
- else
- {
- eval("\$prefixselect = \"".$templates->get("post_prefixselect_single")."\";");
- }
- return $prefixselect;
- }
- /**
- * Build the thread prefix selection menu for a forum without group permission checks
- *
- * @param int $fid The forum ID (integer ID)
- * @param int $selected_pid The selected prefix ID (integer ID)
- * @return string The thread prefix selection menu
- */
- function build_forum_prefix_select($fid, $selected_pid=0)
- {
- global $cache, $db, $lang, $mybb, $templates;
- $fid = (int)$fid;
- $prefix_cache = build_prefixes(0);
- if(empty($prefix_cache))
- {
- // We've got no prefixes to show
- return '';
- }
- // Go through each of our prefixes and decide which ones we can use
- $prefixes = array();
- foreach($prefix_cache as $prefix)
- {
- if($prefix['forums'] != "-1")
- {
- // Decide whether this prefix can be used in our forum
- $forums = explode(",", $prefix['forums']);
- if(in_array($fid, $forums))
- {
- // This forum can use this prefix!
- $prefixes[$prefix['pid']] = $prefix;
- }
- }
- else
- {
- // This prefix is for anybody to use...
- $prefixes[$prefix['pid']] = $prefix;
- }
- }
- if(empty($prefixes))
- {
- return '';
- }
- $default_selected = array();
- $selected_pid = (int)$selected_pid;
- if($selected_pid == 0)
- {
- $default_selected['all'] = ' selected="selected"';
- }
- else if($selected_pid == -1)
- {
- $default_selected['none'] = ' selected="selected"';
- }
- else if($selected_pid == -2)
- {
- $default_selected['any'] = ' selected="selected"';
- }
- foreach($prefixes as $prefix)
- {
- $selected = '';
- if($prefix['pid'] == $selected_pid)
- {
- $selected = ' selected="selected"';
- }
- $prefix['prefix'] = htmlspecialchars_uni($prefix['prefix']);
- eval('$prefixselect_prefix .= "'.$templates->get("forumdisplay_threadlist_prefixes_prefix").'";');
- }
- eval('$prefixselect = "'.$templates->get("forumdisplay_threadlist_prefixes").'";');
- return $prefixselect;
- }
- /**
- * Gzip encodes text to a specified level
- *
- * @param string $contents The string to encode
- * @param int $level The level (1-9) to encode at
- * @return string The encoded string
- */
- function gzip_encode($contents, $level=1)
- {
- if(function_exists("gzcompress") && function_exists("crc32") && !headers_sent() && !(ini_get('output_buffering') && my_strpos(' '.ini_get('output_handler'), 'ob_gzhandler')))
- {
- $httpaccept_encoding = '';
- if(isset($_SERVER['HTTP_ACCEPT_ENCODING']))
- {
- $httpaccept_encoding = $_SERVER['HTTP_ACCEPT_ENCODING'];
- }
- if(my_strpos(" ".$httpaccept_encoding, "x-gzip"))
- {
- $encoding = "x-gzip";
- }
- if(my_strpos(" ".$httpaccept_encoding, "gzip"))
- {
- $encoding = "gzip";
- }
- if(isset($encoding))
- {
- header("Content-Encoding: $encoding");
- if(function_exists("gzencode"))
- {
- $contents = gzencode($contents, $level);
- }
- else
- {
- $size = strlen($contents);
- $crc = crc32($contents);
- $gzdata = "\x1f\x8b\x08\x00\x00\x00\x00\x00\x00\xff";
- $gzdata .= my_substr(gzcompress($contents, $level), 2, -4);
- $gzdata .= pack("V", $crc);
- $gzdata .= pack("V", $size);
- $contents = $gzdata;
- }
- }
- }
- return $contents;
- }
- /**
- * Log the actions of a moderator.
- *
- * @param array $data The data of the moderator's action.
- * @param string $action The message to enter for the action the moderator performed.
- */
- function log_moderator_action($data, $action="")
- {
- global $mybb, $db, $session;
- $fid = 0;
- if(isset($data['fid']))
- {
- $fid = (int)$data['fid'];
- unset($data['fid']);
- }
- $tid = 0;
- if(isset($data['tid']))
- {
- $tid = (int)$data['tid'];
- unset($data['tid']);
- }
- $pid = 0;
- if(isset($data['pid']))
- {
- $pid = (int)$data['pid'];
- unset($data['pid']);
- }
- $tids = array();
- if(isset($data['tids']))
- {
- $tids = (array)$data['tids'];
- unset($data['tids']);
- }
- // Any remaining extra data - we my_serialize and insert in to its own column
- if(is_array($data))
- {
- $data = my_serialize($data);
- }
- $sql_array = array(
- "uid" => (int)$mybb->user['uid'],
- "dateline" => TIME_NOW,
- "fid" => (int)$fid,
- "tid" => $tid,
- "pid" => $pid,
- "action" => $db->escape_string($action),
- "data" => $db->escape_string($data),
- "ipaddress" => $db->escape_binary($session->packedip)
- );
- if($tids)
- {
- $multiple_sql_array = array();
- foreach($tids as $tid)
- {
- $sql_array['tid'] = (int)$tid;
- $multiple_sql_array[] = $sql_array;
- }
- $db->insert_query_multiple("moderatorlog", $multiple_sql_array);
- }
- else
- {
- $db->insert_query("moderatorlog", $sql_array);
- }
- }
- /**
- * Get the formatted reputation for a user.
- *
- * @param int $reputation The reputation value
- * @param int $uid The user ID (if not specified, the generated reputation will not be a link)
- * @return string The formatted repuation
- */
- function get_reputation($reputation, $uid=0)
- {
- global $theme, $templates;
- $display_reputation = $reputation_class = '';
- if($reputation < 0)
- {
- $reputation_class = "reputation_negative";
- }
- elseif($reputation > 0)
- {
- $reputation_class = "reputation_positive";
- }
- else
- {
- $reputation_class = "reputation_neutral";
- }
- $reputation = my_number_format($reputation);
- if($uid != 0)
- {
- eval("\$display_reputation = \"".$templates->get("postbit_reputation_formatted_link")."\";");
- }
- else
- {
- eval("\$display_reputation = \"".$templates->get("postbit_reputation_formatted")."\";");
- }
- return $display_reputation;
- }
- /**
- * Fetch a color coded version of a warning level (based on it's percentage)
- *
- * @param int $level The warning level (percentage of 100)
- * @return string Formatted warning level
- */
- function get_colored_warning_level($level)
- {
- global $templates;
- $warning_class = '';
- if($level >= 80)
- {
- $warning_class = "high_warning";
- }
- else if($level >= 50)
- {
- $warning_class = "moderate_warning";
- }
- else if($level >= 25)
- {
- $warning_class = "low_warning";
- }
- else
- {
- $warning_class = "normal_warning";
- }
- eval("\$level = \"".$templates->get("postbit_warninglevel_formatted")."\";");
- return $level;
- }
- /**
- * Fetch the IP address of the current user.
- *
- * @return string The IP address.
- */
- function get_ip()
- {
- global $mybb, $plugins;
- $ip = strtolower($_SERVER['REMOTE_ADDR']);
- if($mybb->settings['ip_forwarded_check'])
- {
- $addresses = array();
- if(isset($_SERVER['HTTP_X_FORWARDED_FOR']))
- {
- $addresses = explode(',', strtolower($_SERVER['HTTP_X_FORWARDED_FOR']));
- }
- elseif(isset($_SERVER['HTTP_X_REAL_IP']))
- {
- $addresses = explode(',', strtolower($_SERVER['HTTP_X_REAL_IP']));
- }
- if(is_array($addresses))
- {
- foreach($addresses as $val)
- {
- $val = trim($val);
- // Validate IP address and exclude private addresses
- if(my_inet_ntop(my_inet_pton($val)) == $val && !preg_match("#^(10\.|172\.(1[6-9]|2[0-9]|3[0-1])\.|192\.168\.|fe80:|fe[c-f][0-f]:|f[c-d][0-f]{2}:)#", $val))
- {
- $ip = $val;
- break;
- }
- }
- }
- }
- if(!$ip)
- {
- if(isset($_SERVER['HTTP_CLIENT_IP']))
- {
- $ip = strtolower($_SERVER['HTTP_CLIENT_IP']);
- }
- }
- if($plugins)
- {
- $ip_array = array("ip" => &$ip); // Used for backwards compatibility on this hook with the updated run_hooks() function.
- $plugins->run_hooks("get_ip", $ip_array);
- }
- return $ip;
- }
- /**
- * Fetch the friendly size (GB, MB, KB, B) for a specified file size.
- *
- * @param int $size The size in bytes
- * @return string The friendly file size
- */
- function get_friendly_size($size)
- {
- global $lang;
- if(!is_numeric($size))
- {
- return $lang->na;
- }
- // Yottabyte (1024 Zettabytes)
- if($size >= 1208925819614629174706176)
- {
- $size = my_number_format(round(($size / 1208925819614629174706176), 2))." ".$lang->size_yb;
- }
- // Zetabyte (1024 Exabytes)
- elseif($size >= 1180591620717411303424)
- {
- $size = my_number_format(round(($size / 1180591620717411303424), 2))." ".$lang->size_zb;
- }
- // Exabyte (1024 Petabytes)
- elseif($size >= 1152921504606846976)
- {
- $size = my_number_format(round(($size / 1152921504606846976), 2))." ".$lang->size_eb;
- }
- // Petabyte (1024 Terabytes)
- elseif($size >= 1125899906842624)
- {
- $size = my_number_format(round(($size / 1125899906842624), 2))." ".$lang->size_pb;
- }
- // Terabyte (1024 Gigabytes)
- elseif($size >= 1099511627776)
- {
- $size = my_number_format(round(($size / 1099511627776), 2))." ".$lang->size_tb;
- }
- // Gigabyte (1024 Megabytes)
- elseif($size >= 1073741824)
- {
- $size = my_number_format(round(($size / 1073741824), 2))." ".$lang->size_gb;
- }
- // Megabyte (1024 Kilobytes)
- elseif($size >= 1048576)
- {
- $size = my_number_format(round(($size / 1048576), 2))." ".$lang->size_mb;
- }
- // Kilobyte (1024 bytes)
- elseif($size >= 1024)
- {
- $size = my_number_format(round(($size / 1024), 2))." ".$lang->size_kb;
- }
- elseif($size == 0)
- {
- $size = "0 ".$lang->size_bytes;
- }
- else
- {
- $size = my_number_format($size)." ".$lang->size_bytes;
- }
- return $size;
- }
- /**
- * Format a decimal number in to microseconds, milliseconds, or seconds.
- *
- * @param int $time The time in microseconds
- * @return string The friendly time duration
- */
- function format_time_duration($time)
- {
- global $lang;
- if(!is_numeric($time))
- {
- return $lang->na;
- }
- if(round(1000000 * $time, 2) < 1000)
- {
- $time = number_format(round(1000000 * $time, 2))." μs";
- }
- elseif(round(1000000 * $time, 2) >= 1000 && round(1000000 * $time, 2) < 1000000)
- {
- $time = number_format(round((1000 * $time), 2))." ms";
- }
- else
- {
- $time = round($time, 3)." seconds";
- }
- return $time;
- }
- /**
- * Get the attachment icon for a specific file extension
- *
- * @param string $ext The file extension
- * @return string The attachment icon
- */
- function get_attachment_icon($ext)
- {
- global $cache, $attachtypes, $theme, $templates, $lang, $mybb;
- if(!$attachtypes)
- {
- $attachtypes = $cache->read("attachtypes");
- }
- $ext = my_strtolower($ext);
- if($attachtypes[$ext]['icon'])
- {
- static $attach_icons_schemes = array();
- if(!isset($attach_icons_schemes[$ext]))
- {
- $attach_icons_schemes[$ext] = parse_url($attachtypes[$ext]['icon']);
- if(!empty($attach_icons_schemes[$ext]['scheme']))
- {
- $attach_icons_schemes[$ext] = $attachtypes[$ext]['icon'];
- }
- elseif(defined("IN_ADMINCP"))
- {
- $attach_icons_schemes[$ext] = str_replace("{theme}", "", $attachtypes[$ext]['icon']);
- if(my_substr($attach_icons_schemes[$ext], 0, 1) != "/")
- {
- $attach_icons_schemes[$ext] = "../".$attach_icons_schemes[$ext];
- }
- }
- elseif(defined("IN_PORTAL"))
- {
- global $change_dir;
- $attach_icons_schemes[$ext] = $change_dir."/".str_replace("{theme}", $theme['imgdir'], $attachtypes[$ext]['icon']);
- $attach_icons_schemes[$ext] = $mybb->get_asset_url($attach_icons_schemes[$ext]);
- }
- else
- {
- $attach_icons_schemes[$ext] = str_replace("{theme}", $theme['imgdir'], $attachtypes[$ext]['icon']);
- $attach_icons_schemes[$ext] = $mybb->get_asset_url($attach_icons_schemes[$ext]);
- }
- }
- $icon = $attach_icons_schemes[$ext];
- $name = htmlspecialchars_uni($attachtypes[$ext]['name']);
- }
- else
- {
- if(defined("IN_ADMINCP"))
- {
- $theme['imgdir'] = "../images";
- }
- else if(defined("IN_PORTAL"))
- {
- global $change_dir;
- $theme['imgdir'] = "{$change_dir}/images";
- }
- $icon = "{$theme['imgdir']}/attachtypes/unknown.png";
- $name = $lang->unknown;
- }
- $icon = htmlspecialchars_uni($icon);
- eval("\$attachment_icon = \"".$templates->get("attachment_icon")."\";");
- return $attachment_icon;
- }
- /**
- * Get a list of the unviewable forums for the current user
- *
- * @param boolean $only_readable_threads Set to true to only fetch those forums for which users can actually read a thread in.
- * @return string Comma separated values list of the forum IDs which the user cannot view
- */
- function get_unviewable_forums($only_readable_threads=false)
- {
- global $forum_cache, $permissioncache, $mybb;
- if(!is_array($forum_cache))
- {
- cache_forums();
- }
- if(!is_array($permissioncache))
- {
- $permissioncache = forum_permissions();
- }
- $password_forums = $unviewable = array();
- foreach($forum_cache as $fid => $forum)
- {
- if($permissioncache[$forum['fid']])
- {
- $perms = $permissioncache[$forum['fid']];
- }
- else
- {
- $perms = $mybb->usergroup;
- }
- $pwverified = 1;
- if($forum['password'] != "")
- {
- if($mybb->cookies['forumpass'][$forum['fid']] !== md5($mybb->user['uid'].$forum['password']))
- {
- $pwverified = 0;
- }
- $password_forums[$forum['fid']] = $forum['password'];
- }
- else
- {
- // Check parents for passwords
- $parents = explode(",", $forum['parentlist']);
- foreach($parents as $parent)
- {
- if(isset($password_forums[$parent]) && $mybb->cookies['forumpass'][$parent] !== md5($mybb->user['uid'].$password_forums[$parent]))
- {
- $pwverified = 0;
- }
- }
- }
- if($perms['canview'] == 0 || $pwverified == 0 || ($only_readable_threads == true && $perms['canviewthreads'] == 0))
- {
- $unviewable[] = $forum['fid'];
- }
- }
- $unviewableforums = implode(',', $unviewable);
- return $unviewableforums;
- }
- /**
- * Fixes mktime for dates earlier than 1970
- *
- * @param string $format The date format to use
- * @param int $year The year of the date
- * @return string The correct date format
- */
- function fix_mktime($format, $year)
- {
- // Our little work around for the date < 1970 thing.
- // -2 idea provided by Matt Light (http://www.mephex.com)
- $format = str_replace("Y", $year, $format);
- $format = str_replace("y", my_substr($year, -2), $format);
- return $format;
- }
- /**
- * Build the breadcrumb navigation trail from the specified items
- *
- * @return string The formatted breadcrumb navigation trail
- */
- function build_breadcrumb()
- {
- global $nav, $navbits, $templates, $theme, $lang, $mybb;
- eval("\$navsep = \"".$templates->get("nav_sep")."\";");
- $i = 0;
- $activesep = '';
- if(is_array($navbits))
- {
- reset($navbits);
- foreach($navbits as $key => $navbit)
- {
- if(isset($navbits[$key+1]))
- {
- if(isset($navbits[$key+2]))
- {
- $sep = $navsep;
- }
- else
- {
- $sep = "";
- }
- $multipage = null;
- $multipage_dropdown = null;
- if(!empty($navbit['multipage']))
- {
- if(!$mybb->settings['threadsperpage'] || (int)$mybb->settings['threadsperpage'] < 1)
- {
- $mybb->settings['threadsperpage'] = 20;
- }
- $multipage = multipage($navbit['multipage']['num_threads'], $mybb->settings['threadsperpage'], $navbit['multipage']['current_page'], $navbit['multipage']['url'], true);
- if($multipage)
- {
- ++$i;
- eval("\$multipage_dropdown = \"".$templates->get("nav_dropdown")."\";");
- $sep = $multipage_dropdown.$sep;
- }
- }
- // Replace page 1 URLs
- $navbit['url'] = str_replace("-page-1.html", ".html", $navbit['url']);
- $navbit['url'] = preg_replace("/&page=1$/", "", $navbit['url']);
- eval("\$nav .= \"".$templates->get("nav_bit")."\";");
- }
- }
- }
- $activesep = '';
- $navsize = count($navbits);
- $navbit = $navbits[$navsize-1];
- if($nav)
- {
- eval("\$activesep = \"".$templates->get("nav_sep_active")."\";");
- }
- eval("\$activebit = \"".$templates->get("nav_bit_active")."\";");
- eval("\$donenav = \"".$templates->get("nav")."\";");
- return $donenav;
- }
- /**
- * Add a breadcrumb menu item to the list.
- *
- * @param string $name The name of the item to add
- * @param string $url The URL of the item to add
- */
- function add_breadcrumb($name, $url="")
- {
- global $navbits;
- $navsize = count($navbits);
- $navbits[$navsize]['name'] = $name;
- $navbits[$navsize]['url'] = $url;
- }
- /**
- * Build the forum breadcrumb nagiation (the navigation to a specific forum including all parent forums)
- *
- * @param int $fid The forum ID to build the navigation for
- * @param array $multipage The multipage drop down array of information
- * @return int Returns 1 in every case. Kept for compatibility
- */
- function build_forum_breadcrumb($fid, $multipage=array())
- {
- global $pforumcache, $currentitem, $forum_cache, $navbits, $lang, $base_url, $archiveurl;
- if(!$pforumcache)
- {
- if(!is_array($forum_cache))
- {
- cache_forums();
- }
- foreach($forum_cache as $key => $val)
- {
- $pforumcache[$val['fid']][$val['pid']] = $val;
- }
- }
- if(is_array($pforumcache[$fid]))
- {
- foreach($pforumcache[$fid] as $key => $forumnav)
- {
- if($fid == $forumnav['fid'])
- {
- if(!empty($pforumcache[$forumnav['pid']]))
- {
- build_forum_breadcrumb($forumnav['pid']);
- }
- $navsize = count($navbits);
- // Convert & to &
- $navbits[$navsize]['name'] = preg_replace("#&(?!\#[0-9]+;)#si", "&", $forumnav['name']);
- if(defined("IN_ARCHIVE"))
- {
- // Set up link to forum in breadcrumb.
- if($pforumcache[$fid][$forumnav['pid']]['type'] == 'f' || $pforumcache[$fid][$forumnav['pid']]['type'] == 'c')
- {
- $navbits[$navsize]['url'] = "{$base_url}forum-".$forumnav['fid'].".html";
- }
- else
- {
- $navbits[$navsize]['url'] = $archiveurl."/index.php";
- }
- }
- elseif(!empty($multipage))
- {
- $navbits[$navsize]['url'] = get_forum_link($forumnav['fid'], $multipage['current_page']);
- $navbits[$navsize]['multipage'] = $multipage;
- $navbits[$navsize]['multipage']['url'] = str_replace('{fid}', $forumnav['fid'], FORUM_URL_PAGED);
- }
- else
- {
- $navbits[$navsize]['url'] = get_forum_link($forumnav['fid']);
- }
- }
- }
- }
- return 1;
- }
- /**
- * Resets the breadcrumb navigation to the first item, and clears the rest
- */
- function reset_breadcrumb()
- {
- global $navbits;
- $newnav[0]['name'] = $navbits[0]['name'];
- $newnav[0]['url'] = $navbits[0]['url'];
- if(!empty($navbits[0]['options']))
- {
- $newnav[0]['options'] = $navbits[0]['options'];
- }
- unset($GLOBALS['navbits']);
- $GLOBALS['navbits'] = $newnav;
- }
- /**
- * Builds a URL to an archive mode page
- *
- * @param string $type The type of page (thread|announcement|forum)
- * @param int $id The ID of the item
- * @return string The URL
- */
- function build_archive_link($type="", $id=0)
- {
- global $mybb;
- // If the server OS is not Windows and not Apache or the PHP is running as a CGI or we have defined ARCHIVE_QUERY_STRINGS, use query strings - DIRECTORY_SEPARATOR checks if running windows
- //if((DIRECTORY_SEPARATOR == '\\' && is_numeric(stripos($_SERVER['SERVER_SOFTWARE'], "apache")) == false) || is_numeric(stripos(SAPI_NAME, "cgi")) !== false || defined("ARCHIVE_QUERY_STRINGS"))
- if($mybb->settings['seourls_archive'] == 1)
- {
- $base_url = $mybb->settings['bburl']."/archive/index.php/";
- }
- else
- {
- $base_url = $mybb->settings['bburl']."/archive/index.php?";
- }
- switch($type)
- {
- case "thread":
- $url = "{$base_url}thread-{$id}.html";
- break;
- case "announcement":
- $url = "{$base_url}announcement-{$id}.html";
- break;
- case "forum":
- $url = "{$base_url}forum-{$id}.html";
- break;
- default:
- $url = $mybb->settings['bburl']."/archive/index.php";
- }
- return $url;
- }
- /**
- * Prints a debug information page
- */
- function debug_page()
- {
- global $db, $debug, $templates, $templatelist, $mybb, $maintimer, $globaltime, $ptimer, $parsetime, $lang, $cache;
- $totaltime = format_time_duration($maintimer->totaltime);
- $phptime = $maintimer->totaltime - $db->query_time;
- $query_time = $db->query_time;
- $globaltime = format_time_duration($globaltime);
- $percentphp = number_format((($phptime/$maintimer->totaltime)*100), 2);
- $percentsql = number_format((($query_time/$maintimer->totaltime)*100), 2);
- $phptime = format_time_duration($maintimer->totaltime - $db->query_time);
- $query_time = format_time_duration($db->query_time);
- $call_time = format_time_duration($cache->call_time);
- $phpversion = PHP_VERSION;
- $serverload = get_server_load();
- if($mybb->settings['gzipoutput'] != 0)
- {
- $gzipen = "Enabled";
- }
- else
- {
- $gzipen = "Disabled";
- }
- echo "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\">\n";
- echo "<html xmlns=\"http://www.w3.org/1999/xhtml\" xml:lang=\"en\" lang=\"en\">";
- echo "<head>";
- echo "<meta name=\"robots\" content=\"noindex\" />";
- echo "<meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\" />";
- echo "<title>MyBB Debug Information</title>";
- echo "</head>";
- echo "<body>";
- echo "<h1>MyBB Debug Information</h1>\n";
- echo "<h2>Page Generation</h2>\n";
- echo "<table bgcolor=\"#666666\" width=\"95%\" cellpadding=\"4\" cellspacing=\"1\" align=\"center\">\n";
- echo "<tr>\n";
- echo "<td bgcolor=\"#cccccc\" colspan=\"4\"><b><span style=\"size:2;\">Page Generation Statistics</span></b></td>\n";
- echo "</tr>\n";
- echo "<tr>\n";
- echo "<td bgcolor=\"#efefef\" width=\"25%\"><b><span style=\"font-family: tahoma; font-size: 12px;\">Page Generation Time:</span></b></td>\n";
- echo "<td bgcolor=\"#fefefe\" width=\"25%\"><span style=\"font-family: tahoma; font-size: 12px;\">$totaltime</span></td>\n";
- echo "<td bgcolor=\"#efefef\" width=\"25%\"><b><span style=\"font-family: tahoma; font-size: 12px;\">No. DB Queries:</span></b></td>\n";
- echo "<td bgcolor=\"#fefefe\" width=\"25%\"><span style=\"font-family: tahoma; font-size: 12px;\">$db->query_count</span></td>\n";
- echo "</tr>\n";
- echo "<tr>\n";
- echo "<td bgcolor=\"#efefef\" width=\"25%\"><b><span style=\"font-family: tahoma; font-size: 12px;\">PHP Processing Time:</span></b></td>\n";
- echo "<td bgcolor=\"#fefefe\" width=\"25%\"><span style=\"font-family: tahoma; font-size: 12px;\">$phptime ($percentphp%)</span></td>\n";
- echo "<td bgcolor=\"#efefef\" width=\"25%\"><b><span style=\"font-family: tahoma; font-size: 12px;\">DB Processing Time:</span></b></td>\n";
- echo "<td bgcolor=\"#fefefe\" width=\"25%\"><span style=\"font-family: tahoma; font-size: 12px;\">$query_time ($percentsql%)</span></td>\n";
- echo "</tr>\n";
- echo "<tr>\n";
- echo "<td bgcolor=\"#efefef\" width=\"25%\"><b><span style=\"font-family: tahoma; font-size: 12px;\">Extensions Used:</span></b></td>\n";
- echo "<td bgcolor=\"#fefefe\" width=\"25%\"><span style=\"font-family: tahoma; font-size: 12px;\">{$mybb->config['database']['type']}, xml</span></td>\n";
- echo "<td bgcolor=\"#efefef\" width=\"25%\"><b><span style=\"font-family: tahoma; font-size: 12px;\">Global.php Processing Time:</span></b></td>\n";
- echo "<td bgcolor=\"#fefefe\" width=\"25%\"><span style=\"font-family: tahoma; font-size: 12px;\">$globaltime</span></td>\n";
- echo "</tr>\n";
- echo "<tr>\n";
- echo "<td bgcolor=\"#efefef\" width=\"25%\"><b><span style=\"font-family: tahoma; font-size: 12px;\">PHP Version:</span></b></td>\n";
- echo "<td bgcolor=\"#fefefe\" width=\"25%\"><span style=\"font-family: tahoma; font-size: 12px;\">$phpversion</span></td>\n";
- echo "<td bgcolor=\"#efefef\" width=\"25%\"><b><span style=\"font-family: tahoma; font-size: 12px;\">Server Load:</span></b></td>\n";
- echo "<td bgcolor=\"#fefefe\" width=\"25%\"><span style=\"font-family: tahoma; font-size: 12px;\">$serverload</span></td>\n";
- echo "</tr>\n";
- echo "<tr>\n";
- echo "<td bgcolor=\"#efefef\" width=\"25%\"><b><span style=\"font-family: tahoma; font-size: 12px;\">GZip Encoding Status:</span></b></td>\n";
- echo "<td bgcolor=\"#fefefe\" width=\"25%\"><span style=\"font-family: tahoma; font-size: 12px;\">$gzipen</span></td>\n";
- echo "<td bgcolor=\"#efefef\" width=\"25%\"><b><span style=\"font-family: tahoma; font-size: 12px;\">No. Templates Used:</span></b></td>\n";
- echo "<td bgcolor=\"#fefefe\" width=\"25%\"><span style=\"font-family: tahoma; font-size: 12px;\">".count($templates->cache)." (".(int)count(explode(",", $templatelist))." Cached / ".(int)count($templates->uncached_templates)." Manually Loaded)</span></td>\n";
- echo "</tr>\n";
- $memory_usage = get_memory_usage();
- if(!$memory_usage)
- {
- $memory_usage = $lang->unknown;
- }
- else
- {
- $memory_usage = get_friendly_size($memory_usage)." ({$memory_usage} bytes)";
- }
- $memory_limit = @ini_get("memory_limit");
- echo "<tr>\n";
- echo "<td bgcolor=\"#EFEFEF\" width=\"25%\"><b><span style=\"font-family: tahoma; font-size: 12px;\">Memory Usage:</span></b></td>\n";
- echo "<td bgcolor=\"#FEFEFE\" width=\"25%\"><span style=\"font-family: tahoma; font-size: 12px;\">{$memory_usage}</span></td>\n";
- echo "<td bgcolor=\"#EFEFEF\" width=\"25%\"><b><span style=\"font-family: tahoma; font-size: 12px;\">Memory Limit:</span></b></td>\n";
- echo "<td bgcolor=\"#FEFEFE\" width=\"25%\"><span style=\"font-family: tahoma; font-size: 12px;\">{$memory_limit}</span></td>\n";
- echo "</tr>\n";
- echo "</table>\n";
- echo "<h2>Database Connections (".count($db->connections)." Total) </h2>\n";
- echo "<table style=\"background-color: #666;\" width=\"95%\" cellpadding=\"4\" cellspacing=\"1\" align=\"center\">\n";
- echo "<tr>\n";
- echo "<td style=\"background: #fff;\">".implode("<br />", $db->connections)."</td>\n";
- echo "</tr>\n";
- echo "</table>\n";
- echo "<br />\n";
- echo "<h2>Database Queries (".$db->query_count." Total) </h2>\n";
- echo $db->explain;
- if($cache->call_count > 0)
- {
- echo "<h2>Cache Calls (".$cache->call_count." Total, ".$call_time.") </h2>\n";
- echo $cache->cache_debug;
- }
- echo "<h2>Template Statistics</h2>\n";
- if(count($templates->cache) > 0)
- {
- echo "<table style=\"background-color: #666;\" width=\"95%\" cellpadding=\"4\" cellspacing=\"1\" align=\"center\">\n";
- echo "<tr>\n";
- echo "<td style=\"background-color: #ccc;\"><strong>Templates Used (Loaded for this Page) - ".count($templates->cache)." Total</strong></td>\n";
- echo "</tr>\n";
- echo "<tr>\n";
- echo "<td style=\"background: #fff;\">".implode(", ", array_keys($templates->cache))."</td>\n";
- echo "</tr>\n";
- echo "</table>\n";
- echo "<br />\n";
- }
- if(count($templates->uncached_templates) > 0)
- {
- echo "<table style=\"background-color: #666;\" width=\"95%\" cellpadding=\"4\" cellspacing=\"1\" align=\"center\">\n";
- echo "<tr>\n";
- echo "<td style=\"background-color: #ccc;\"><strong>Templates Requiring Additional Calls (Not Cached at Startup) - ".count($templates->uncached_templates)." Total</strong></td>\n";
- echo "</tr>\n";
- echo "<tr>\n";
- echo "<td style=\"background: #fff;\">".implode(", ", $templates->uncached_templates)."</td>\n";
- echo "</tr>\n";
- echo "</table>\n";
- echo "<br />\n";
- }
- echo "</body>";
- echo "</html>";
- exit;
- }
- /**
- * Outputs the correct page headers.
- */
- function send_page_headers()
- {
- global $mybb;
- if($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");
- }
- }
- /**
- * Mark specific reported posts of a certain type as dealt with
- *
- * @param array|int $id An array or int of the ID numbers you're marking as dealt with
- * @param string $type The type of item the above IDs are for - post, posts, thread, threads, forum, all
- */
- function mark_reports($id, $type="post")
- {
- global $db, $cache, $plugins;
- switch($type)
- {
- case "posts":
- if(is_array($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 = '')");
- }
- break;
- case "post":
- $db->update_query("reportedcontent", array('reportstatus' => 1), "id='$id' AND reportstatus='0' AND (type = 'post' OR type = '')");
- break;
- case "threads":
- if(is_array($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 = '')");
- }
- break;
- case "thread":
- $db->update_query("reportedcontent", array('reportstatus' => 1), "id2='$id' AND reportstatus='0' AND (type = 'post' OR type = '')");
- break;
- case "forum":
- $db->update_query("reportedcontent", array('reportstatus' => 1), "id3='$id' AND reportstatus='0' AND (type = 'post' OR type = '')");
- break;
- case "all":
- $db->update_query("reportedcontent", array('reportstatus' => 1), "reportstatus='0' AND (type = 'post' OR type = '')");
- break;
- }
- $arguments = array('id' => $id, 'type' => $type);
- $plugins->run_hooks("mark_reports", $arguments);
- $cache->update_reportedcontent();
- }
- /**
- * Fetch a friendly x days, y months etc date stamp from a timestamp
- *
- * @param int $stamp The timestamp
- * @param array $options Array of options
- * @return string The friendly formatted timestamp
- */
- function nice_time($stamp, $options=array())
- {
- global $lang;
- $ysecs = 365*24*60*60;
- $mosecs = 31*24*60*60;
- $wsecs = 7*24*60*60;
- $dsecs = 24*60*60;
- $hsecs = 60*60;
- $msecs = 60;
- if(isset($options['short']))
- {
- $lang_year = $lang->year_short;
- $lang_years = $lang->years_short;
- $lang_month = $lang->month_short;
- $lang_months = $lang->months_short;
- $lang_week = $lang->week_short;
- $lang_weeks = $lang->weeks_short;
- $lang_day = $lang->day_short;
- $lang_days = $lang->days_short;
- $lang_hour = $lang->hour_short;
- $lang_hours = $lang->hours_short;
- $lang_minute = $lang->minute_short;
- $lang_minutes = $lang->minutes_short;
- $lang_second = $lang->second_short;
- $lang_seconds = $lang->seconds_short;
- }
- else
- {
- $lang_year = " ".$lang->year;
- $lang_years = " ".$lang->years;
- $lang_month = " ".$lang->month;
- $lang_months = " ".$lang->months;
- $lang_week = " ".$lang->week;
- $lang_weeks = " ".$lang->weeks;
- $lang_day = " ".$lang->day;
- $lang_days = " ".$lang->days;
- $lang_hour = " ".$lang->hour;
- $lang_hours = " ".$lang->hours;
- $lang_minute = " ".$lang->minute;
- $lang_minutes = " ".$lang->minutes;
- $lang_second = " ".$lang->second;
- $lang_seconds = " ".$lang->seconds;
- }
- $years = floor($stamp/$ysecs);
- $stamp %= $ysecs;
- $months = floor($stamp/$mosecs);
- $stamp %= $mosecs;
- $weeks = floor($stamp/$wsecs);
- $stamp %= $wsecs;
- $days = floor($stamp/$dsecs);
- $stamp %= $dsecs;
- $hours = floor($stamp/$hsecs);
- $stamp %= $hsecs;
- $minutes = floor($stamp/$msecs);
- $stamp %= $msecs;
- $seconds = $stamp;
- // Prevent gross over accuracy ($options parameter will override these)
- if($years > 0)
- {
- $options = array_merge(array(
- 'days' => false,
- 'hours' => false,
- 'minutes' => false,
- 'seconds' => false
- ), $options);
- }
- elseif($months > 0)
- {
- $options = array_merge(array(
- 'hours' => false,
- 'minutes' => false,
- 'seconds' => false
- ), $options);
- }
- elseif($weeks > 0)
- {
- $options = array_merge(array(
- 'minutes' => false,
- 'seconds' => false
- ), $options);
- }
- elseif($days > 0)
- {
- $options = array_merge(array(
- 'seconds' => false
- ), $options);
- }
- if(!isset($options['years']) || $options['years'] !== false)
- {
- if($years == 1)
- {
- $nicetime['years'] = "1".$lang_year;
- }
- else if($years > 1)
- {
- $nicetime['years'] = $years.$lang_years;
- }
- }
- if(!isset($options['months']) || $options['months'] !== false)
- {
- if($months == 1)
- {
- $nicetime['months'] = "1".$lang_month;
- }
- else if($months > 1)
- {
- $nicetime['months'] = $months.$lang_months;
- }
- }
- if(!isset($options['weeks']) || $options['weeks'] !== false)
- {
- if($weeks == 1)
- {
- $nicetime['weeks'] = "1".$lang_week;
- }
- else if($weeks > 1)
- {
- $nicetime['weeks'] = $weeks.$lang_weeks;
- }
- }
- if(!isset($options['days']) || $options['days'] !== false)
- {
- if($days == 1)
- {
- $nicetime['days'] = "1".$lang_day;
- }
- else if($days > 1)
- {
- $nicetime['days'] = $days.$lang_days;
- }
- }
- if(!isset($options['hours']) || $options['hours'] !== false)
- {
- if($hours == 1)
- {
- $nicetime['hours'] = "1".$lang_hour;
- }
- else if($hours > 1)
- {
- $nicetime['hours'] = $hours.$lang_hours;
- }
- }
- if(!isset($options['minutes']) || $options['minutes'] !== false)
- {
- if($minutes == 1)
- {
- $nicetime['minutes'] = "1".$lang_minute;
- }
- else if($minutes > 1)
- {
- $nicetime['minutes'] = $minutes.$lang_minutes;
- }
- }
- if(!isset($options['seconds']) || $options['seconds'] !== false)
- {
- if($seconds == 1)
- {
- $nicetime['seconds'] = "1".$lang_second;
- }
- else if($seconds > 1)
- {
- $nicetime['seconds'] = $seconds.$lang_seconds;
- }
- }
- if(is_array($nicetime))
- {
- return implode(", ", $nicetime);
- }
- }
- /**
- * Select an alternating row colour based on the previous call to this function
- *
- * @param int $reset 1 to reset the row to trow1.
- * @return string trow1 or trow2 depending on the previous call
- */
- function alt_trow($reset=0)
- {
- global $alttrow;
- if($alttrow == "trow1" && !$reset)
- {
- $trow = "trow2";
- }
- else
- {
- $trow = "trow1";
- }
- $alttrow = $trow;
- return $trow;
- }
- /**
- * Add a user to a specific additional user group.
- *
- * @param int $uid The user ID
- * @param int $joingroup The user group ID to join
- * @return bool
- */
- function join_usergroup($uid, $joingroup)
- {
- global $db, $mybb;
- if($uid == $mybb->user['uid'])
- {
- $user = $mybb->user;
- }
- else
- {
- $query = $db->simple_select("users", "additionalgroups, usergroup", "uid='".(int)$uid."'");
- $user = $db->fetch_array($query);
- }
- // 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(",", $usergroups);
- if(is_array($groups))
- {
- $comma = '';
- foreach($groups as $gid)
- {
- if(trim($gid) != "" && $gid != $user['usergroup'] && !isset($donegroup[$gid]))
- {
- $groupslist .= $comma.$gid;
- $comma = ",";
- $donegroup[$gid] = 1;
- }
- }
- }
- // 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;
- }
- else
- {
- return false;
- }
- }
- /**
- * Remove a user from a specific additional user group
- *
- * @param int $uid The user ID
- * @param int $leavegroup The user group ID
- */
- function leave_usergroup($uid, $leavegroup)
- {
- global $db, $mybb, $cache;
- $user = get_user($uid);
- $groupslist = $comma = '';
- $usergroups = $user['additionalgroups'].",";
- $donegroup = array();
- $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;
- }
- }
- }
- $dispupdate = "";
- if($leavegroup == $user['displaygroup'])
- {
- $dispupdate = ", displaygroup=usergroup";
- }
- $db->write_query("
- UPDATE ".TABLE_PREFIX."users
- SET additionalgroups='$groupslist' $dispupdate
- WHERE uid='".(int)$uid."'
- ");
- $cache->update_moderators();
- }
- /**
- * 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 boolean $quick True to skip all inputs and return only the file path part of the URL
- * @return string The current URL being accessed
- */
- function get_current_location($fields=false, $ignore=array(), $quick=false)
- {
- if(defined("MYBB_LOCATION"))
- {
- return MYBB_LOCATION;
- }
- if(!empty($_SERVER['SCRIPT_NAME']))
- {
- $location = htmlspecialchars_uni($_SERVER['SCRIPT_NAME']);
- }
- elseif(!empty($_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']))
- {
- $location = htmlspecialchars_uni($_SERVER['PATH_INFO']);
- }
- else
- {
- $location = htmlspecialchars_uni($_ENV['PATH_INFO']);
- }
- if($quick)
- {
- return $location;
- }
- if($fields == true)
- {
- global $mybb;
- if(!is_array($ignore))
- {
- $ignore = array($ignore);
- }
- $form_html = '';
- if(!empty($mybb->input))
- {
- foreach($mybb->input as $name => $value)
- {
- if(in_array($name, $ignore) || is_array($name) || is_array($value))
- {
- continue;
- }
- $form_html .= "<input type=\"hidden\" name=\"".htmlspecialchars_uni($name)."\" value=\"".htmlspecialchars_uni($value)."\" />\n";
- }
- }
- return array('location' => $location, 'form_html' => $form_html, 'form_method' => $mybb->request_method);
- }
- else
- {
- if(isset($_SERVER['QUERY_STRING']))
- {
- $location .= "?".htmlspecialchars_uni($_SERVER['QUERY_STRING']);
- }
- else if(isset($_ENV['QUERY_STRING']))
- {
- $location .= "?".htmlspecialchars_uni($_ENV['QUERY_STRING']);
- }
- if((isset($_SERVER['REQUEST_METHOD']) && $_SERVER['REQUEST_METHOD'] == "POST") || (isset($_ENV['REQUEST_METHOD']) && $_ENV['REQUEST_METHOD'] == "POST"))
- {
- $post_array = array('action', 'fid', 'pid', 'tid', 'uid', 'eid');
- foreach($post_array as $var)
- {
- if(isset($_POST[$var]))
- {
- $addloc[] = urlencode($var).'='.urlencode($_POST[$var]);
- }
- }
- if(isset($addloc) && is_array($addloc))
- {
- if(strpos($location, "?") === false)
- {
- $location .= "?";
- }
- else
- {
- $location .= "&";
- }
- $location .= implode("&", $addloc);
- }
- }
- return $location;
- }
- }
- /**
- * Build a theme selection menu
- *
- * @param string $name The name of the menu
- * @param int $selected The ID of the selected theme
- * @param int $tid The ID of the parent theme to select from
- * @param string $depth The current selection depth
- * @param boolean $usergroup_override Whether or not to override usergroup permissions (true to override)
- * @param boolean $footer Whether or not theme select is in the footer (true if it is)
- * @param boolean $count_override Whether or not to override output based on theme count (true to override)
- * @return string The theme selection list
- */
- function build_theme_select($name, $selected=-1, $tid=0, $depth="", $usergroup_override=false, $footer=false, $count_override=false)
- {
- global $db, $themeselect, $tcache, $lang, $mybb, $limit, $templates, $num_themes, $themeselect_option;
- if($tid == 0)
- {
- $tid = 1;
- $num_themes = 0;
- $themeselect_option = '';
- if(!isset($lang->use_default))
- {
- $lang->use_default = $lang->lang_select_default;
- }
- }
- if(!is_array($tcache))
- {
- $query = $db->simple_select('themes', 'tid, name, pid, allowedgroups', "pid!='0'");
- while($theme = $db->fetch_array($query))
- {
- $tcache[$theme['pid']][$theme['tid']] = $theme;
- }
- }
- if(is_array($tcache[$tid]))
- {
- foreach($tcache[$tid] as $theme)
- {
- $sel = "";
- // Show theme if allowed, or if override is on
- if(is_member($theme['allowedgroups']) || $theme['allowedgroups'] == "all" || $usergroup_override == true)
- {
- if($theme['tid'] == $selected)
- {
- $sel = " selected=\"selected\"";
- }
- if($theme['pid'] != 0)
- {
- $theme['name'] = htmlspecialchars_uni($theme['name']);
- eval("\$themeselect_option .= \"".$templates->get("usercp_themeselector_option")."\";");
- ++$num_themes;
- $depthit = $depth."--";
- }
- if(array_key_exists($theme['tid'], $tcache))
- {
- build_theme_select($name, $selected, $theme['tid'], $depthit, $usergroup_override, $footer, $count_override);
- }
- }
- }
- }
- if($tid == 1 && ($num_themes > 1 || $count_override == true))
- {
- if($footer == true)
- {
- eval("\$themeselect = \"".$templates->get("footer_themeselector")."\";");
- }
- else
- {
- eval("\$themeselect = \"".$templates->get("usercp_themeselector")."\";");
- }
- return $themeselect;
- }
- else
- {
- return false;
- }
- }
- /**
- * Get the theme data of a theme id.
- *
- * @param int $tid The theme id of the theme.
- * @return boolean|array False if no valid theme, Array with the theme data otherwise
- */
- function get_theme($tid)
- {
- global $tcache, $db;
- if(!is_array($tcache))
- {
- $query = $db->simple_select('themes', 'tid, name, pid, allowedgroups', "pid!='0'");
- while($theme = $db->fetch_array($query))
- {
- $tcache[$theme['pid']][$theme['tid']] = $theme;
- }
- }
- $s_theme = false;
- foreach($tcache as $themes)
- {
- foreach($themes as $theme)
- {
- if($tid == $theme['tid'])
- {
- $s_theme = $theme;
- break 2;
- }
- }
- }
- return $s_theme;
- }
- /**
- * Custom function for htmlspecialchars which takes in to account unicode
- *
- * @param string $message The string to format
- * @return string The string with htmlspecialchars applied
- */
- function htmlspecialchars_uni($message)
- {
- $message = preg_replace("#&(?!\#[0-9]+;)#si", "&", $message); // Fix & but allow unicode
- $message = str_replace("<", "<", $message);
- $message = str_replace(">", ">", $message);
- $message = str_replace("\"", """, $message);
- return $message;
- }
- /**
- * Custom function for formatting numbers.
- *
- * @param int $number The number to format.
- * @return int The formatted number.
- */
- function my_number_format($number)
- {
- global $mybb;
- if($number == "-")
- {
- return $number;
- }
- if(is_int($number))
- {
- return number_format($number, 0, $mybb->settings['decpoint'], $mybb->settings['thousandssep']);
- }
- else
- {
- $parts = explode('.', $number);
- if(isset($parts[1]))
- {
- $decimals = my_strlen($parts[1]);
- }
- else
- {
- $decimals = 0;
- }
- return number_format((double)$number, $decimals, $mybb->settings['decpoint'], $mybb->settings['thousandssep']);
- }
- }
- /**
- * Converts a string of text to or from UTF-8.
- *
- * @param string $str The string of text to convert
- * @param boolean $to Whether or not the string is being converted to or from UTF-8 (true if converting to)
- * @return string The converted string
- */
- function convert_through_utf8($str, $to=true)
- {
- global $lang;
- static $charset;
- static $use_mb;
- static $use_iconv;
- if(!isset($charset))
- {
- $charset = my_strtolower($lang->settings['charset']);
- }
- if($charset == "utf-8")
- {
- return $str;
- }
- if(!isset($use_iconv))
- {
- $use_iconv = function_exists("iconv");
- }
- if(!isset($use_mb))
- {
- $use_mb = function_exists("mb_convert_encoding");
- }
- if($use_iconv || $use_mb)
- {
- if($to)
- {
- $from_charset = $lang->settings['charset'];
- $to_charset = "UTF-8";
- }
- else
- {
- $from_charset = "UTF-8";
- $to_charset = $lang->settings['charset'];
- }
- if($use_iconv)
- {
- return iconv($from_charset, $to_charset."//IGNORE", $str);
- }
- else
- {
- return @mb_convert_encoding($str, $to_charset, $from_charset);
- }
- }
- elseif($charset == "iso-8859-1" && function_exists("utf8_encode"))
- {
- if($to)
- {
- return utf8_encode($str);
- }
- else
- {
- return utf8_decode($str);
- }
- }
- else
- {
- return $str;
- }
- }
- /**
- * DEPRECATED! Please use other alternatives.
- *
- * @deprecated
- * @param string $message
- *
- * @return string
- */
- function my_wordwrap($message)
- {
- return $message;
- }
- /**
- * Workaround for date limitation in PHP to establish the day of a birthday (Provided by meme)
- *
- * @param int $month The month of the birthday
- * @param int $day The day of the birthday
- * @param int $year The year of the bithday
- * @return int The numeric day of the week for the birthday
- */
- function get_weekday($month, $day, $year)
- {
- $h = 4;
- for($i = 1969; $i >= $year; $i--)
- {
- $j = get_bdays($i);
- for($k = 11; $k >= 0; $k--)
- {
- $l = ($k + 1);
- for($m = $j[$k]; $m >= 1; $m--)
- {
- $h--;
- if($i == $year && $l == $month && $m == $day)
- {
- return $h;
- }
- if($h == 0)
- {
- $h = 7;
- }
- }
- }
- }
- }
- /**
- * Workaround for date limitation in PHP to establish the day of a birthday (Provided by meme)
- *
- * @param int $in The year.
- * @return array The number of days in each month of that year
- */
- function get_bdays($in)
- {
- return array(
- 31,
- ($in % 4 == 0 && ($in % 100 > 0 || $in % 400 == 0) ? 29 : 28),
- 31,
- 30,
- 31,
- 30,
- 31,
- 31,
- 30,
- 31,
- 30,
- 31
- );
- }
- /**
- * DEPRECATED! Please use mktime()!
- * Formats a birthday appropriately
- *
- * @deprecated
- * @param string $display The PHP date format string
- * @param int $bm The month of the birthday
- * @param int $bd The day of the birthday
- * @param int $by The year of the birthday
- * @param int $wd The weekday of the birthday
- * @return string The formatted birthday
- */
- function format_bdays($display, $bm, $bd, $by, $wd)
- {
- global $lang;
- $bdays = array(
- $lang->sunday,
- $lang->monday,
- $lang->tuesday,
- $lang->wednesday,
- $lang->thursday,
- $lang->friday,
- $lang->saturday
- );
- $bmonth = array(
- $lang->month_1,
- $lang->month_2,
- $lang->month_3,
- $lang->month_4,
- $lang->month_5,
- $lang->month_6,
- $lang->month_7,
- $lang->month_8,
- $lang->month_9,
- $lang->month_10,
- $lang->month_11,
- $lang->month_12
- );
- // This needs to be in this specific order
- $find = array(
- 'm',
- 'n',
- 'd',
- 'D',
- 'y',
- 'Y',
- 'j',
- 'S',
- 'F',
- 'l',
- 'M',
- );
- $html = array(
- 'm',
- 'n',
- 'c',
- 'D',
- 'y',
- 'Y',
- 'j',
- 'S',
- 'F',
- 'l',
- 'M',
- );
- $bdays = str_replace($find, $html, $bdays);
- $bmonth = str_replace($find, $html, $bmonth);
- $replace = array(
- sprintf('%02s', $bm),
- $bm,
- sprintf('%02s', $bd),
- ($wd == 2 ? my_substr($bdays[$wd], 0, 4) : ($wd == 4 ? my_substr($bdays[$wd], 0, 5) : my_substr($bdays[$wd], 0, 3))),
- my_substr($by, 2),
- $by,
- ($bd[0] == 0 ? my_substr($bd, 1) : $bd),
- ($bd == 1 || $bd == 21 || $bd == 31 ? 'st' : ($bd == 2 || $bd == 22 ? 'nd' : ($bd == 3 || $bd == 23 ? 'rd' : 'th'))),
- $bmonth[$bm-1],
- $wd,
- ($bm == 9 ? my_substr($bmonth[$bm-1], 0, 4) : my_substr($bmonth[$bm-1], 0, 3)),
- );
- // Do we have the full month in our output?
- // If so there's no need for the short month
- if(strpos($display, 'F') !== false)
- {
- array_pop($find);
- array_pop($replace);
- }
- return str_replace($find, $replace, $display);
- }
- /**
- * Returns the age of a user with specified birthday.
- *
- * @param string $birthday The birthday of a user.
- * @return int The age of a user with that birthday.
- */
- function get_age($birthday)
- {
- $bday = explode("-", $birthday);
- if(!$bday[2])
- {
- return;
- }
- list($day, $month, $year) = explode("-", my_date("j-n-Y", TIME_NOW, 0, 0));
- $age = $year-$bday[2];
- if(($month == $bday[1] && $day < $bday[0]) || $month < $bday[1])
- {
- --$age;
- }
- return $age;
- }
- /**
- * Updates the first posts in a thread.
- *
- * @param int $tid The thread id for which to update the first post id.
- */
- function update_first_post($tid)
- {
- global $db;
- $query = $db->query("
- SELECT u.uid, u.username, p.pid, p.username AS postusername, p.dateline
- FROM ".TABLE_PREFIX."posts p
- LEFT JOIN ".TABLE_PREFIX."users u ON (u.uid=p.uid)
- WHERE p.tid='$tid'
- ORDER BY p.dateline ASC
- LIMIT 1
- ");
- $firstpost = $db->fetch_array($query);
- if(empty($firstpost['username']))
- {
- $firstpost['username'] = $firstpost['postusername'];
- }
- $firstpost['username'] = $db->escape_string($firstpost['username']);
- $update_array = array(
- 'firstpost' => (int)$firstpost['pid'],
- 'username' => $firstpost['username'],
- 'uid' => (int)$firstpost['uid'],
- 'dateline' => (int)$firstpost['dateline']
- );
- $db->update_query("threads", $update_array, "tid='{$tid}'");
- }
- /**
- * Updates the last posts in a thread.
- *
- * @param int $tid The thread id for which to update the last post id.
- */
- function update_last_post($tid)
- {
- global $db;
- $query = $db->query("
- SELECT u.uid, u.username, p.username AS postusername, p.dateline
- FROM ".TABLE_PREFIX."posts p
- LEFT JOIN ".TABLE_PREFIX."users u ON (u.uid=p.uid)
- WHERE p.tid='$tid' AND p.visible='1'
- ORDER BY p.dateline DESC
- LIMIT 1"
- );
- $lastpost = $db->fetch_array($query);
- if(empty($lastpost['username']))
- {
- $lastpost['username'] = $lastpost['postusername'];
- }
- if(empty($lastpost['dateline']))
- {
- $query = $db->query("
- SELECT u.uid, u.username, p.pid, p.username AS postusername, p.dateline
- FROM ".TABLE_PREFIX."posts p
- LEFT JOIN ".TABLE_PREFIX."users u ON (u.uid=p.uid)
- WHERE p.tid='$tid'
- ORDER BY p.dateline ASC
- LIMIT 1
- ");
- $firstpost = $db->fetch_array($query);
- $lastpost['username'] = $firstpost['username'];
- $lastpost['uid'] = $firstpost['uid'];
- $lastpost['dateline'] = $firstpost['dateline'];
- }
- $lastpost['username'] = $db->escape_string($lastpost['username']);
- $update_array = array(
- 'lastpost' => (int)$lastpost['dateline'],
- 'lastposter' => $lastpost['username'],
- 'lastposteruid' => (int)$lastpost['uid']
- );
- $db->update_query("threads", $update_array, "tid='{$tid}'");
- }
- /**
- * Checks for the length of a string, mb strings accounted for
- *
- * @param string $string The string to check the length of.
- * @return int The length of the string.
- */
- function my_strlen($string)
- {
- global $lang;
- $string = preg_replace("#&\#([0-9]+);#", "-", $string);
- if(strtolower($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);
- $string = str_replace(dec_to_utf8(8237), "", $string);
- // Remove dodgy whitespaces
- $string = str_replace(chr(0xCA), "", $string);
- }
- $string = trim($string);
- if(function_exists("mb_strlen"))
- {
- $string_length = mb_strlen($string);
- }
- else
- {
- $string_length = strlen($string);
- }
- return $string_length;
- }
- /**
- * Cuts a string at a specified point, mb strings accounted for
- *
- * @param string $string The string to cut.
- * @param int $start Where to cut
- * @param int $length (optional) How much to cut
- * @param bool $handle_entities (optional) Properly handle HTML entities?
- * @return string The cut part of the string.
- */
- function my_substr($string, $start, $length=null, $handle_entities = false)
- {
- if($handle_entities)
- {
- $string = unhtmlentities($string);
- }
- if(function_exists("mb_substr"))
- {
- if($length != null)
- {
- $cut_string = mb_substr($string, $start, $length);
- }
- else
- {
- $cut_string = mb_substr($string, $start);
- }
- }
- else
- {
- if($length != null)
- {
- $cut_string = substr($string, $start, $length);
- }
- else
- {
- $cut_string = substr($string, $start);
- }
- }
- if($handle_entities)
- {
- $cut_string = htmlspecialchars_uni($cut_string);
- }
- return $cut_string;
- }
- /**
- * Lowers the case of a string, mb strings accounted for
- *
- * @param string $string The string to lower.
- * @return string The lowered string.
- */
- function my_strtolower($string)
- {
- if(function_exists("mb_strtolower"))
- {
- $string = mb_strtolower($string);
- }
- else
- {
- $string = strtolower($string);
- }
- return $string;
- }
- /**
- * Finds a needle in a haystack and returns it position, mb strings accounted for
- *
- * @param string $haystack String to look in (haystack)
- * @param string $needle What to look for (needle)
- * @param int $offset (optional) How much to offset
- * @return int|bool false on needle not found, integer position if found
- */
- function my_strpos($haystack, $needle, $offset=0)
- {
- if($needle == '')
- {
- return false;
- }
- if(function_exists("mb_strpos"))
- {
- $position = mb_strpos($haystack, $needle, $offset);
- }
- else
- {
- $position = strpos($haystack, $needle, $offset);
- }
- return $position;
- }
- /**
- * Ups the case of a string, mb strings accounted for
- *
- * @param string $string The string to up.
- * @return string The uped string.
- */
- function my_strtoupper($string)
- {
- if(function_exists("mb_strtoupper"))
- {
- $string = mb_strtoupper($string);
- }
- else
- {
- $string = strtoupper($string);
- }
- return $string;
- }
- /**
- * Returns any html entities to their original character
- *
- * @param string $string The string to un-htmlentitize.
- * @return string The un-htmlentitied' string.
- */
- function unhtmlentities($string)
- {
- // Replace numeric entities
- $string = preg_replace_callback('~&#x([0-9a-f]+);~i', 'unichr_callback1', $string);
- $string = preg_replace_callback('~&#([0-9]+);~', 'unichr_callback2', $string);
- // Replace literal entities
- $trans_tbl = get_html_translation_table(HTML_ENTITIES);
- $trans_tbl = array_flip($trans_tbl);
- return strtr($string, $trans_tbl);
- }
- /**
- * Returns any ascii to it's character (utf-8 safe).
- *
- * @param int $c The ascii to characterize.
- * @return string|bool The characterized ascii. False on failure
- */
- function unichr($c)
- {
- if($c <= 0x7F)
- {
- return chr($c);
- }
- else if($c <= 0x7FF)
- {
- return chr(0xC0 | $c >> 6) . chr(0x80 | $c & 0x3F);
- }
- else if($c <= 0xFFFF)
- {
- return chr(0xE0 | $c >> 12) . chr(0x80 | $c >> 6 & 0x3F)
- . chr(0x80 | $c & 0x3F);
- }
- else if($c <= 0x10FFFF)
- {
- return chr(0xF0 | $c >> 18) . chr(0x80 | $c >> 12 & 0x3F)
- . chr(0x80 | $c >> 6 & 0x3F)
- . chr(0x80 | $c & 0x3F);
- }
- else
- {
- return false;
- }
- }
- /**
- * Returns any ascii to it's character (utf-8 safe).
- *
- * @param array $matches Matches.
- * @return string|bool The characterized ascii. False on failure
- */
- function unichr_callback1($matches)
- {
- return unichr(hexdec($matches[1]));
- }
- /**
- * Returns any ascii to it's character (utf-8 safe).
- *
- * @param array $matches Matches.
- * @return string|bool The characterized ascii. False on failure
- */
- function unichr_callback2($matches)
- {
- return unichr($matches[1]);
- }
- /**
- * Get the event poster.
- *
- * @param array $event The event data array.
- * @return string The link to the event poster.
- */
- function get_event_poster($event)
- {
- $event['username'] = htmlspecialchars_uni($event['username']);
- $event['username'] = format_name($event['username'], $event['usergroup'], $event['displaygroup']);
- $event_poster = build_profile_link($event['username'], $event['author']);
- return $event_poster;
- }
- /**
- * Get the event date.
- *
- * @param array $event The event data array.
- * @return string The event date.
- */
- function get_event_date($event)
- {
- global $mybb;
- $event_date = explode("-", $event['date']);
- $event_date = gmmktime(0, 0, 0, $event_date[1], $event_date[0], $event_date[2]);
- $event_date = my_date($mybb->settings['dateformat'], $event_date);
- return $event_date;
- }
- /**
- * Get the profile link.
- *
- * @param int $uid The user id of the profile.
- * @return string The url to the profile.
- */
- function get_profile_link($uid=0)
- {
- $link = str_replace("{uid}", $uid, PROFILE_URL);
- return htmlspecialchars_uni($link);
- }
- /**
- * Get the announcement link.
- *
- * @param int $aid The announement id of the announcement.
- * @return string The url to the announcement.
- */
- function get_announcement_link($aid=0)
- {
- $link = str_replace("{aid}", $aid, ANNOUNCEMENT_URL);
- return htmlspecialchars_uni($link);
- }
- /**
- * Build the profile link.
- *
- * @param string $username The Username of the profile.
- * @param int $uid The user id of the profile.
- * @param string $target The target frame
- * @param string $onclick Any onclick javascript.
- * @return string The complete profile link.
- */
- function build_profile_link($username="", $uid=0, $target="", $onclick="")
- {
- global $mybb, $lang;
- if(!$username && $uid == 0)
- {
- // Return Guest phrase for no UID, no guest nickname
- return htmlspecialchars_uni($lang->guest);
- }
- elseif($uid == 0)
- {
- // Return the guest's nickname if user is a guest but has a nickname
- return $username;
- }
- else
- {
- // Build the profile link for the registered user
- if(!empty($target))
- {
- $target = " target=\"{$target}\"";
- }
- if(!empty($onclick))
- {
- $onclick = " onclick=\"{$onclick}\"";
- }
- return "<a href=\"{$mybb->settings['bburl']}/".get_profile_link($uid)."\"{$target}{$onclick}>{$username}</a>";
- }
- }
- /**
- * Build the forum link.
- *
- * @param int $fid The forum id of the forum.
- * @param int $page (Optional) The page number of the forum.
- * @return string The url to the forum.
- */
- function get_forum_link($fid, $page=0)
- {
- if($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);
- }
- }
- /**
- * Build the thread link.
- *
- * @param int $tid The thread id of the thread.
- * @param int $page (Optional) The page number of the thread.
- * @param string $action (Optional) The action we're performing (ex, lastpost, newpost, etc)
- * @return string The url to the thread.
- */
- function get_thread_link($tid, $page=0, $action='')
- {
- if($page > 1)
- {
- if($action)
- {
- $link = THREAD_URL_ACTION;
- $link = str_replace("{action}", $action, $link);
- }
- else
- {
- $link = THREAD_URL_PAGED;
- }
- $link = str_replace("{tid}", $tid, $link);
- $link = str_replace("{page}", $page, $link);
- return htmlspecialchars_uni($link);
- }
- else
- {
- if($action)
- {
- $link = THREAD_URL_ACTION;
- $link = str_replace("{action}", $action, $link);
- }
- else
- {
- $link = THREAD_URL;
- }
- $link = str_replace("{tid}", $tid, $link);
- return htmlspecialchars_uni($link);
- }
- }
- /**
- * Build the post link.
- *
- * @param int $pid The post ID of the post
- * @param int $tid The thread id of the post.
- * @return string The url to the post.
- */
- function get_post_link($pid, $tid=0)
- {
- if($tid > 0)
- {
- $link = str_replace("{tid}", $tid, THREAD_URL_POST);
- $link = str_replace("{pid}", $pid, $link);
- return htmlspecialchars_uni($link);
- }
- else
- {
- $link = str_replace("{pid}", $pid, POST_URL);
- return htmlspecialchars_uni($link);
- }
- }
- /**
- * Build the event link.
- *
- * @param int $eid The event ID of the event
- * @return string The URL of the event
- */
- function get_event_link($eid)
- {
- $link = str_replace("{eid}", $eid, EVENT_URL);
- return htmlspecialchars_uni($link);
- }
- /**
- * Build the link to a specified date on the calendar
- *
- * @param int $calendar The ID of the calendar
- * @param int $year The year
- * @param int $month The month
- * @param int $day The day (optional)
- * @return string The URL of the calendar
- */
- function get_calendar_link($calendar, $year=0, $month=0, $day=0)
- {
- if($day > 0)
- {
- $link = str_replace("{month}", $month, CALENDAR_URL_DAY);
- $link = str_replace("{year}", $year, $link);
- $link = str_replace("{day}", $day, $link);
- $link = str_replace("{calendar}", $calendar, $link);
- return htmlspecialchars_uni($link);
- }
- else if($month > 0)
- {
- $link = str_replace("{month}", $month, CALENDAR_URL_MONTH);
- $link = str_replace("{year}", $year, $link);
- $link = str_replace("{calendar}", $calendar, $link);
- return htmlspecialchars_uni($link);
- }
- /* Not implemented
- else if($year > 0)
- {
- }*/
- else
- {
- $link = str_replace("{calendar}", $calendar, CALENDAR_URL);
- return htmlspecialchars_uni($link);
- }
- }
- /**
- * Build the link to a specified week on the calendar
- *
- * @param int $calendar The ID of the calendar
- * @param int $week The week
- * @return string The URL of the calendar
- */
- function get_calendar_week_link($calendar, $week)
- {
- if($week < 0)
- {
- $week = str_replace('-', "n", $week);
- }
- $link = str_replace("{week}", $week, CALENDAR_URL_WEEK);
- $link = str_replace("{calendar}", $calendar, $link);
- return htmlspecialchars_uni($link);
- }
- /**
- * Get the user data of an user id.
- *
- * @param int $uid The user id of the user.
- * @return array The users data
- */
- function get_user($uid)
- {
- global $mybb, $db;
- static $user_cache;
- $uid = (int)$uid;
- if(!empty($mybb->user) && $uid == $mybb->user['uid'])
- {
- return $mybb->user;
- }
- elseif(isset($user_cache[$uid]))
- {
- return $user_cache[$uid];
- }
- elseif($uid > 0)
- {
- $query = $db->simple_select("users", "*", "uid = '{$uid}'");
- $user_cache[$uid] = $db->fetch_array($query);
- return $user_cache[$uid];
- }
- return array();
- }
- /**
- * Get the user data of an user username.
- *
- * @param string $username The user username of the user.
- * @param array $options
- * @return array The users data
- */
- function get_user_by_username($username, $options=array())
- {
- global $mybb, $db;
- $username = $db->escape_string(my_strtolower($username));
- if(!isset($options['username_method']))
- {
- $options['username_method'] = 0;
- }
- switch($db->type)
- {
- case 'mysql':
- case 'mysqli':
- $field = 'username';
- $efield = 'email';
- break;
- default:
- $field = 'LOWER(username)';
- $efield = 'LOWER(email)';
- break;
- }
- switch($options['username_method'])
- {
- case 1:
- $sqlwhere = "{$efield}='{$username}'";
- break;
- case 2:
- $sqlwhere = "{$field}='{$username}' OR {$efield}='{$username}'";
- break;
- default:
- $sqlwhere = "{$field}='{$username}'";
- break;
- }
- $fields = array('uid');
- if(isset($options['fields']))
- {
- $fields = array_merge((array)$options['fields'], $fields);
- }
- $query = $db->simple_select('users', implode(',', array_unique($fields)), $sqlwhere, array('limit' => 1));
- if(isset($options['exists']))
- {
- return (bool)$db->num_rows($query);
- }
- return $db->fetch_array($query);
- }
- /**
- * Get the forum of a specific forum id.
- *
- * @param int $fid The forum id of the forum.
- * @param int $active_override (Optional) If set to 1, will override the active forum status
- * @return array|bool The database row of a forum. False on failure
- */
- function get_forum($fid, $active_override=0)
- {
- global $cache;
- static $forum_cache;
- if(!isset($forum_cache) || is_array($forum_cache))
- {
- $forum_cache = $cache->read("forums");
- }
- if(empty($forum_cache[$fid]))
- {
- return false;
- }
- if($active_override != 1)
- {
- $parents = explode(",", $forum_cache[$fid]['parentlist']);
- if(is_array($parents))
- {
- foreach($parents as $parent)
- {
- if($forum_cache[$parent]['active'] == 0)
- {
- return false;
- }
- }
- }
- }
- return $forum_cache[$fid];
- }
- /**
- * Get the thread of a thread id.
- *
- * @param int $tid The thread id of the thread.
- * @param boolean $recache Whether or not to recache the thread.
- * @return array|bool The database row of the thread. False on failure
- */
- function get_thread($tid, $recache = false)
- {
- global $db;
- static $thread_cache;
- $tid = (int)$tid;
- if(isset($thread_cache[$tid]) && !$recache)
- {
- return $thread_cache[$tid];
- }
- else
- {
- $query = $db->simple_select("threads", "*", "tid = '{$tid}'");
- $thread = $db->fetch_array($query);
- if($thread)
- {
- $thread_cache[$tid] = $thread;
- return $thread;
- }
- else
- {
- $thread_cache[$tid] = false;
- return false;
- }
- }
- }
- /**
- * Get the post of a post id.
- *
- * @param int $pid The post id of the post.
- * @return array|bool The database row of the post. False on failure
- */
- function get_post($pid)
- {
- global $db;
- static $post_cache;
- $pid = (int)$pid;
- if(isset($post_cache[$pid]))
- {
- return $post_cache[$pid];
- }
- else
- {
- $query = $db->simple_select("posts", "*", "pid = '{$pid}'");
- $post = $db->fetch_array($query);
- if($post)
- {
- $post_cache[$pid] = $post;
- return $post;
- }
- else
- {
- $post_cache[$pid] = false;
- return false;
- }
- }
- }
- /**
- * Get inactivate forums.
- *
- * @return string The comma separated values of the inactivate forum.
- */
- function get_inactive_forums()
- {
- global $forum_cache, $cache;
- if(!$forum_cache)
- {
- cache_forums();
- }
- $inactive = array();
- foreach($forum_cache as $fid => $forum)
- {
- if($forum['active'] == 0)
- {
- $inactive[] = $fid;
- foreach($forum_cache as $fid1 => $forum1)
- {
- if(my_strpos(",".$forum1['parentlist'].",", ",".$fid.",") !== false && !in_array($fid1, $inactive))
- {
- $inactive[] = $fid1;
- }
- }
- }
- }
- $inactiveforums = implode(",", $inactive);
- return $inactiveforums;
- }
- /**
- * Checks to make sure a user has not tried to login more times than permitted
- *
- * @param bool $fatal (Optional) Stop execution if it finds an error with the login. Default is True
- * @return bool|int Number of logins when success, false if failed.
- */
- function login_attempt_check($uid = 0, $fatal = true)
- {
- global $mybb, $lang, $db;
- $attempts = array();
- $uid = (int)$uid;
- $now = TIME_NOW;
- // Get this user's login attempts and eventual lockout, if a uid is provided
- if($uid > 0)
- {
- $query = $db->simple_select("users", "loginattempts, loginlockoutexpiry", "uid='{$uid}'", 1);
- $attempts = $db->fetch_array($query);
- if($attempts['loginattempts'] <= 0)
- {
- return 0;
- }
- }
- // This user has a cookie lockout, show waiting time
- elseif($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);
- error($lang->sprintf($lang->failed_login_wait, $hoursleft, $minsleft, $secsleft));
- }
- return false;
- }
- if($mybb->settings['failedlogincount'] > 0 && $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);
- // 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']);
- $db->update_query("users", array(
- "loginlockoutexpiry" => $attempts['loginlockoutexpiry']
- ), "uid='{$uid}'");
- }
- if(empty($mybb->cookies['lockoutexpiry']))
- {
- $failedtime = $attempts['loginlockoutexpiry'];
- }
- else
- {
- $failedtime = $mybb->cookies['lockoutexpiry'];
- }
- // Are we still locked out?
- if($attempts['loginlockoutexpiry'] > $now)
- {
- if($fatal)
- {
- $secsleft = (int)($attempts['loginlockoutexpiry'] - $now);
- $hoursleft = floor($secsleft / 3600);
- $minsleft = floor(($secsleft / 60) % 60);
- $secsleft = floor($secsleft % 60);
- error($lang->sprintf($lang->failed_login_wait, $hoursleft, $minsleft, $secsleft));
- }
- return false;
- }
- // Unlock if enough time has passed
- else {
- if($uid > 0)
- {
- $db->update_query("users", array(
- "loginattempts" => 0,
- "loginlockoutexpiry" => 0
- ), "uid='{$uid}'");
- }
- // Wipe the cookie, no matter if a guest or a member
- my_unsetcookie('lockoutexpiry');
- return 0;
- }
- }
- // User can attempt another login
- return $attempts['loginattempts'];
- }
- /**
- * 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;
- }
- /**
- * Checks to see if the email is already in use by another
- *
- * @param string $email The email to check.
- * @param int $uid User ID of the user (updating only)
- * @return boolean True when in use, false when not.
- */
- function email_already_in_use($email, $uid=0)
- {
- global $db;
- $uid_string = "";
- if($uid)
- {
- $uid_string = " AND uid != '".(int)$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;
- }
- return false;
- }
- /**
- * Rebuilds settings.php
- *
- */
- function rebuild_settings()
- {
- global $db, $mybb;
- $query = $db->simple_select("settings", "value, name", "", array(
- 'order_by' => 'title',
- 'order_dir' => 'ASC',
- ));
- $settings = '';
- while($setting = $db->fetch_array($query))
- {
- $mybb->settings[$setting['name']] = $setting['value'];
- $setting['value'] = addcslashes($setting['value'], '\\"$');
- $settings .= "\$settings['{$setting['name']}'] = \"{$setting['value']}\";\n";
- }
- $settings = "<"."?php\n/*********************************\ \n DO NOT EDIT THIS FILE, PLEASE USE\n THE SETTINGS EDITOR\n\*********************************/\n\n$settings\n";
- file_put_contents(MYBB_ROOT.'inc/settings.php', $settings, LOCK_EX);
- $GLOBALS['settings'] = &$mybb->settings;
- }
- /**
- * Build a PREG compatible array of search highlight terms to replace in posts.
- *
- * @param string $terms Incoming terms to highlight
- * @return array PREG compatible array of terms
- */
- function build_highlight_array($terms)
- {
- global $mybb;
- if($mybb->settings['minsearchword'] < 1)
- {
- $mybb->settings['minsearchword'] = 3;
- }
- if(is_array($terms))
- {
- $terms = implode(' ', $terms);
- }
- // Strip out any characters that shouldn't be included
- $bad_characters = array(
- "(",
- ")",
- "+",
- "-",
- "~"
- );
- $terms = str_replace($bad_characters, '', $terms);
- // Check if this is a "series of words" - should be treated as an EXACT match
- if(my_strpos($terms, "\"") !== false)
- {
- $inquote = false;
- $terms = explode("\"", $terms);
- $words = array();
- foreach($terms as $phrase)
- {
- $phrase = htmlspecialchars_uni($phrase);
- if($phrase != "")
- {
- if($inquote)
- {
- $words[] = trim($phrase);
- }
- else
- {
- $split_words = preg_split("#\s{1,}#", $phrase, -1);
- if(!is_array($split_words))
- {
- continue;
- }
- foreach($split_words as $word)
- {
- if(!$word || strlen($word) < $mybb->settings['minsearchword'])
- {
- continue;
- }
- $words[] = trim($word);
- }
- }
- }
- $inquote = !$inquote;
- }
- }
- // Otherwise just a simple search query with no phrases
- else
- {
- $terms = htmlspecialchars_uni($terms);
- $split_words = preg_split("#\s{1,}#", $terms, -1);
- if(is_array($split_words))
- {
- foreach($split_words as $word)
- {
- if(!$word || strlen($word) < $mybb->settings['minsearchword'])
- {
- continue;
- }
- $words[] = trim($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');
- // Loop through our words to build the PREG compatible strings
- foreach($words as $word)
- {
- $word = trim($word);
- $word = my_strtolower($word);
- // Special boolean operators should be stripped
- if($word == "" || $word == "or" || $word == "not" || $word == "and")
- {
- continue;
- }
- // Now make PREG compatible
- $find = "#(?!<.*?)(".preg_quote($word, "#").")(?![^<>]*?>)#ui";
- $replacement = "<span class=\"highlight\" style=\"padding-left: 0px; padding-right: 0px;\">$1</span>";
- $highlight_cache[$find] = $replacement;
- }
- return $highlight_cache;
- }
- /**
- * Sort the word array by length. Largest terms go first and work their way down to the smallest term.
- *
- * @param string $a First word.
- * @param string $b Second word.
- * @return integer Result of comparison function.
- */
- function build_highlight_array_sort($a, $b)
- {
- return strlen($b) - strlen($a);
- }
- /**
- * Converts a decimal reference of a character to its UTF-8 equivalent
- * (Code by Anne van Kesteren, http://annevankesteren.nl/2005/05/character-references)
- *
- * @param int $src Decimal value of a character reference
- * @return string|bool
- */
- function dec_to_utf8($src)
- {
- $dest = '';
- if($src < 0)
- {
- return false;
- }
- elseif($src <= 0x007f)
- {
- $dest .= chr($src);
- }
- elseif($src <= 0x07ff)
- {
- $dest .= chr(0xc0 | ($src >> 6));
- $dest .= chr(0x80 | ($src & 0x003f));
- }
- elseif($src <= 0xffff)
- {
- $dest .= chr(0xe0 | ($src >> 12));
- $dest .= chr(0x80 | (($src >> 6) & 0x003f));
- $dest .= chr(0x80 | ($src & 0x003f));
- }
- elseif($src <= 0x10ffff)
- {
- $dest .= chr(0xf0 | ($src >> 18));
- $dest .= chr(0x80 | (($src >> 12) & 0x3f));
- $dest .= chr(0x80 | (($src >> 6) & 0x3f));
- $dest .= chr(0x80 | ($src & 0x3f));
- }
- else
- {
- // Out of range
- return false;
- }
- return $dest;
- }
- /**
- * Checks if a username has been disallowed for registration/use.
- *
- * @param string $username The username
- * @param boolean $update_lastuse True if the 'last used' dateline should be updated if a match is found.
- * @return boolean True if banned, false if not banned
- */
- function is_banned_username($username, $update_lastuse=false)
- {
- global $db;
- $query = $db->simple_select('banfilters', 'filter, fid', "type='2'");
- while($banned_username = $db->fetch_array($query))
- {
- // Make regular expression * match
- $banned_username['filter'] = str_replace('\*', '(.*)', preg_quote($banned_username['filter'], '#'));
- if(preg_match("#(^|\b){$banned_username['filter']}($|\b)#i", $username))
- {
- // Updating last use
- if($update_lastuse == true)
- {
- $db->update_query("banfilters", array("lastuse" => TIME_NOW), "fid='{$banned_username['fid']}'");
- }
- return true;
- }
- }
- // Still here - good username
- return false;
- }
- /**
- * Check if a specific email address has been banned.
- *
- * @param string $email The email address.
- * @param boolean $update_lastuse True if the 'last used' dateline should be updated if a match is found.
- * @return boolean True if banned, false if not banned
- */
- function is_banned_email($email, $update_lastuse=false)
- {
- global $cache, $db;
- $banned_cache = $cache->read("bannedemails");
- if($banned_cache === false)
- {
- // Failed to read cache, see if we can rebuild it
- $cache->update_bannedemails();
- $banned_cache = $cache->read("bannedemails");
- }
- if(is_array($banned_cache) && !empty($banned_cache))
- {
- foreach($banned_cache as $banned_email)
- {
- // Make regular expression * match
- $banned_email['filter'] = str_replace('\*', '(.*)', preg_quote($banned_email['filter'], '#'));
- if(preg_match("#{$banned_email['filter']}#i", $email))
- {
- // Updating last use
- if($update_lastuse == true)
- {
- $db->update_query("banfilters", array("lastuse" => TIME_NOW), "fid='{$banned_email['fid']}'");
- }
- return true;
- }
- }
- }
- // Still here - good email
- return false;
- }
- /**
- * Checks if a specific IP address has been banned.
- *
- * @param string $ip_address The IP address.
- * @param boolean $update_lastuse True if the 'last used' dateline should be updated if a match is found.
- * @return boolean True if banned, false if not banned.
- */
- function is_banned_ip($ip_address, $update_lastuse=false)
- {
- global $db, $cache;
- $banned_ips = $cache->read("bannedips");
- if(!is_array($banned_ips))
- {
- return false;
- }
- $ip_address = my_inet_pton($ip_address);
- foreach($banned_ips as $banned_ip)
- {
- if(!$banned_ip['filter'])
- {
- continue;
- }
- $banned = false;
- $ip_range = fetch_ip_range($banned_ip['filter']);
- if(is_array($ip_range))
- {
- if(strcmp($ip_range[0], $ip_address) <= 0 && strcmp($ip_range[1], $ip_address) >= 0)
- {
- $banned = true;
- }
- }
- elseif($ip_address == $ip_range)
- {
- $banned = true;
- }
- if($banned)
- {
- // Updating last use
- if($update_lastuse == true)
- {
- $db->update_query("banfilters", array("lastuse" => TIME_NOW), "fid='{$banned_ip['fid']}'");
- }
- return true;
- }
- }
- // Still here - good ip
- return false;
- }
- /**
- * Returns an array of supported timezones
- *
- * @return string[] Key is timezone offset, Value the language description
- */
- function get_supported_timezones()
- {
- global $lang;
- $timezones = array(
- "-12" => $lang->timezone_gmt_minus_1200,
- "-11" => $lang->timezone_gmt_minus_1100,
- "-10" => $lang->timezone_gmt_minus_1000,
- "-9.5" => $lang->timezone_gmt_minus_950,
- "-9" => $lang->timezone_gmt_minus_900,
- "-8" => $lang->timezone_gmt_minus_800,
- "-7" => $lang->timezone_gmt_minus_700,
- "-6" => $lang->timezone_gmt_minus_600,
- "-5" => $lang->timezone_gmt_minus_500,
- "-4.5" => $lang->timezone_gmt_minus_450,
- "-4" => $lang->timezone_gmt_minus_400,
- "-3.5" => $lang->timezone_gmt_minus_350,
- "-3" => $lang->timezone_gmt_minus_300,
- "-2" => $lang->timezone_gmt_minus_200,
- "-1" => $lang->timezone_gmt_minus_100,
- "0" => $lang->timezone_gmt,
- "1" => $lang->timezone_gmt_100,
- "2" => $lang->timezone_gmt_200,
- "3" => $lang->timezone_gmt_300,
- "3.5" => $lang->timezone_gmt_350,
- "4" => $lang->timezone_gmt_400,
- "4.5" => $lang->timezone_gmt_450,
- "5" => $lang->timezone_gmt_500,
- "5.5" => $lang->timezone_gmt_550,
- "5.75" => $lang->timezone_gmt_575,
- "6" => $lang->timezone_gmt_600,
- "6.5" => $lang->timezone_gmt_650,
- "7" => $lang->timezone_gmt_700,
- "8" => $lang->timezone_gmt_800,
- "8.5" => $lang->timezone_gmt_850,
- "8.75" => $lang->timezone_gmt_875,
- "9" => $lang->timezone_gmt_900,
- "9.5" => $lang->timezone_gmt_950,
- "10" => $lang->timezone_gmt_1000,
- "10.5" => $lang->timezone_gmt_1050,
- "11" => $lang->timezone_gmt_1100,
- "11.5" => $lang->timezone_gmt_1150,
- "12" => $lang->timezone_gmt_1200,
- "12.75" => $lang->timezone_gmt_1275,
- "13" => $lang->timezone_gmt_1300,
- "14" => $lang->timezone_gmt_1400
- );
- return $timezones;
- }
- /**
- * Build a time zone selection list.
- *
- * @param string $name The name of the select
- * @param int $selected The selected time zone (defaults to GMT)
- * @param boolean $short True to generate a "short" list with just timezone and current time
- * @return string
- */
- function build_timezone_select($name, $selected=0, $short=false)
- {
- global $mybb, $lang, $templates;
- $timezones = get_supported_timezones();
- $selected = str_replace("+", "", $selected);
- foreach($timezones as $timezone => $label)
- {
- $selected_add = "";
- if($selected == $timezone)
- {
- $selected_add = " selected=\"selected\"";
- }
- if($short == true)
- {
- $label = '';
- if($timezone != 0)
- {
- $label = $timezone;
- if($timezone > 0)
- {
- $label = "+{$label}";
- }
- if(strpos($timezone, ".") !== false)
- {
- $label = str_replace(".", ":", $label);
- $label = str_replace(":5", ":30", $label);
- $label = str_replace(":75", ":45", $label);
- }
- else
- {
- $label .= ":00";
- }
- }
- $time_in_zone = my_date($mybb->settings['timeformat'], TIME_NOW, $timezone);
- $label = $lang->sprintf($lang->timezone_gmt_short, $label." ", $time_in_zone);
- }
- eval("\$timezone_option .= \"".$templates->get("usercp_options_timezone_option")."\";");
- }
- eval("\$select = \"".$templates->get("usercp_options_timezone")."\";");
- return $select;
- }
- /**
- * Fetch the contents of a remote file.
- *
- * @param string $url The URL of the remote file
- * @param array $post_data The array of post data
- * @param int $max_redirects Number of maximum redirects
- * @return string|bool The remote file contents. False on failure
- */
- function fetch_remote_file($url, $post_data=array(), $max_redirects=20)
- {
- global $mybb, $config;
- if(!my_validate_url($url, true))
- {
- return false;
- }
- $url_components = @parse_url($url);
- if(!isset($url_components['scheme']))
- {
- $url_components['scheme'] = 'https';
- }
- if(!isset($url_components['port']))
- {
- $url_components['port'] = $url_components['scheme'] == 'https' ? 443 : 80;
- }
- if(
- !$url_components ||
- empty($url_components['host']) ||
- (!empty($url_components['scheme']) && !in_array($url_components['scheme'], array('http', 'https'))) ||
- (!in_array($url_components['port'], array(80, 8080, 443))) ||
- (!empty($config['disallowed_remote_hosts']) && in_array($url_components['host'], $config['disallowed_remote_hosts']))
- )
- {
- return false;
- }
- $addresses = get_ip_by_hostname($url_components['host']);
- $destination_address = $addresses[0];
- if(!empty($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);
- if(is_array($ip_range))
- {
- if(strcmp($ip_range[0], $packed_address) <= 0 && strcmp($ip_range[1], $packed_address) >= 0)
- {
- return false;
- }
- }
- elseif($destination_address == $disallowed_address)
- {
- return false;
- }
- }
- }
- $post_body = '';
- if(!empty($post_data))
- {
- 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;
- $ch = curl_init();
- $curlopt = array(
- CURLOPT_URL => $url,
- CURLOPT_HEADER => $fetch_header,
- CURLOPT_TIMEOUT => 10,
- CURLOPT_RETURNTRANSFER => 1,
- CURLOPT_FOLLOWLOCATION => 0,
- );
- if($ca_bundle_path = get_ca_bundle_path())
- {
- $curlopt[CURLOPT_SSL_VERIFYPEER] = 1;
- $curlopt[CURLOPT_CAINFO] = $ca_bundle_path;
- }
- else
- {
- $curlopt[CURLOPT_SSL_VERIFYPEER] = 0;
- }
- $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', '>='))
- {
- // CURLOPT_CONNECT_TO
- $curlopt[10243] = array(
- $url_components['host'].':'.$url_components['port'].':'.$destination_address
- );
- }
- elseif(version_compare(PHP_VERSION, '5.5', '>=') && version_compare($curl_version, '7.21.3', '>='))
- {
- // CURLOPT_RESOLVE
- $curlopt[10203] = array(
- $url_components['host'].':'.$url_components['port'].':'.$destination_address
- );
- }
- if(!empty($post_body))
- {
- $curlopt[CURLOPT_POST] = 1;
- $curlopt[CURLOPT_POSTFIELDS] = $post_body;
- }
- curl_setopt_array($ch, $curlopt);
- $response = curl_exec($ch);
- if($fetch_header)
- {
- $header_size = curl_getinfo($ch, CURLINFO_HEADER_SIZE);
- $header = substr($response, 0, $header_size);
- $body = substr($response, $header_size);
- if(in_array(curl_getinfo($ch, CURLINFO_HTTP_CODE), array(301, 302)))
- {
- preg_match('/Location:(.*?)(?:\n|$)/', $header, $matches);
- if($matches)
- {
- $data = fetch_remote_file(trim(array_pop($matches)), $post_data, --$max_redirects);
- }
- }
- else
- {
- $data = $body;
- }
- }
- else
- {
- $data = $response;
- }
- curl_close($ch);
- return $data;
- }
- else if(function_exists("fsockopen"))
- {
- if(!isset($url_components['path']))
- {
- $url_components['path'] = "/";
- }
- if(isset($url_components['query']))
- {
- $url_components['path'] .= "?{$url_components['query']}";
- }
- $scheme = '';
- if($url_components['scheme'] == 'https')
- {
- $scheme = 'ssl://';
- if($url_components['port'] == 80)
- {
- $url_components['port'] = 443;
- }
- }
- if(function_exists('stream_context_create'))
- {
- if($url_components['scheme'] == 'https' && $ca_bundle_path = get_ca_bundle_path())
- {
- $context = stream_context_create(array(
- 'ssl' => array(
- 'verify_peer' => true,
- 'verify_peer_name' => true,
- 'peer_name' => $url_components['host'],
- 'cafile' => $ca_bundle_path,
- ),
- ));
- }
- else
- {
- $context = stream_context_create(array(
- 'ssl' => array(
- 'verify_peer' => false,
- 'verify_peer_name' => false,
- ),
- ));
- }
- $fp = @stream_socket_client($scheme.$destination_address.':'.(int)$url_components['port'], $error_no, $error, 10, STREAM_CLIENT_CONNECT, $context);
- }
- else
- {
- $fp = @fsockopen($scheme.$url_components['host'], (int)$url_components['port'], $error_no, $error, 10);
- }
- @stream_set_timeout($fp, 10);
- if(!$fp)
- {
- return false;
- }
- $headers = array();
- if(!empty($post_body))
- {
- $headers[] = "POST {$url_components['path']} HTTP/1.0";
- $headers[] = "Content-Length: ".strlen($post_body);
- $headers[] = "Content-Type: application/x-www-form-urlencoded";
- }
- else
- {
- $headers[] = "GET {$url_components['path']} HTTP/1.0";
- }
- $headers[] = "Host: {$url_components['host']}";
- $headers[] = "Connection: Close";
- $headers[] = '';
- if(!empty($post_body))
- {
- $headers[] = $post_body;
- }
- else
- {
- // If we have no post body, we need to add an empty element to make sure we've got \r\n\r\n before the (non-existent) body starts
- $headers[] = '';
- }
- $headers = implode("\r\n", $headers);
- if(!@fwrite($fp, $headers))
- {
- return false;
- }
- $data = null;
- while(!feof($fp))
- {
- $data .= fgets($fp, 12800);
- }
- fclose($fp);
- $data = explode("\r\n\r\n", $data, 2);
- $header = $data[0];
- $status_line = current(explode("\n\n", $header, 1));
- $body = $data[1];
- if($max_redirects > 0 && (strstr($status_line, ' 301 ') || strstr($status_line, ' 302 ')))
- {
- preg_match('/Location:(.*?)(?:\n|$)/', $header, $matches);
- if($matches)
- {
- $data = fetch_remote_file(trim(array_pop($matches)), $post_data, --$max_redirects);
- }
- }
- else
- {
- $data = $body;
- }
- return $data;
- }
- else
- {
- return false;
- }
- }
- /**
- * Resolves a hostname into a set of IP addresses.
- *
- * @param string $hostname The hostname to be resolved
- * @return array|bool The resulting IP addresses. False on failure
- */
- function get_ip_by_hostname($hostname)
- {
- $addresses = @gethostbynamel($hostname);
- if(!$addresses)
- {
- $result_set = @dns_get_record($hostname, DNS_A | DNS_AAAA);
- if($result_set)
- {
- $addresses = array_column($result_set, 'ip');
- }
- else
- {
- return false;
- }
- }
- return $addresses;
- }
- /**
- * Returns the location of the CA bundle defined in the PHP configuration.
- *
- * @return string|bool The location of the CA bundle, false if not set
- */
- function get_ca_bundle_path()
- {
- if($path = ini_get('openssl.cafile'))
- {
- return $path;
- }
- if($path = ini_get('curl.cainfo'))
- {
- return $path;
- }
- return false;
- }
- /**
- * Checks if a particular user is a super administrator.
- *
- * @param int $uid The user ID to check against the list of super admins
- * @return boolean True if a super admin, false if not
- */
- function is_super_admin($uid)
- {
- static $super_admins;
- if(!isset($super_admins))
- {
- global $mybb;
- $super_admins = str_replace(" ", "", $mybb->config['super_admins']);
- }
- if(my_strpos(",{$super_admins},", ",{$uid},") === false)
- {
- return false;
- }
- else
- {
- return true;
- }
- }
- /**
- * Checks if a user is a member of a particular group
- * Originates from frostschutz's PluginLibrary
- * github.com/frostschutz
- *
- * @param array|int|string A selection of groups (as array or comma seperated) to check or -1 for any group
- * @param bool|array|int False assumes the current user. Otherwise an user array or an id can be passed
- * @return array Array of groups specified in the first param to which the user belongs
- */
- function is_member($groups, $user = false)
- {
- global $mybb;
- if(empty($groups))
- {
- return array();
- }
- if($user == false)
- {
- $user = $mybb->user;
- }
- else if(!is_array($user))
- {
- // Assume it's a UID
- $user = get_user($user);
- }
- $memberships = array_map('intval', explode(',', $user['additionalgroups']));
- $memberships[] = $user['usergroup'];
- if(!is_array($groups))
- {
- if((int)$groups == -1)
- {
- return $memberships;
- }
- else
- {
- if(is_string($groups))
- {
- $groups = explode(',', $groups);
- }
- else
- {
- $groups = (array)$groups;
- }
- }
- }
- $groups = array_filter(array_map('intval', $groups));
- return array_intersect($groups, $memberships);
- }
- /**
- * Split a string based on the specified delimeter, ignoring said delimeter in escaped strings.
- * Ex: the "quick brown fox" jumped, could return 1 => the, 2 => quick brown fox, 3 => jumped
- *
- * @param string $delimeter The delimeter to split by
- * @param string $string The string to split
- * @param string $escape The escape character or string if we have one.
- * @return array Array of split string
- */
- function escaped_explode($delimeter, $string, $escape="")
- {
- $strings = array();
- $original = $string;
- $in_escape = false;
- if($escape)
- {
- if(is_array($escape))
- {
- function escaped_explode_escape($string)
- {
- return preg_quote($string, "#");
- }
- $escape_preg = "(".implode("|", array_map("escaped_explode_escape", $escape)).")";
- }
- else
- {
- $escape_preg = preg_quote($escape, "#");
- }
- $quoted_strings = preg_split("#(?<!\\\){$escape_preg}#", $string);
- }
- else
- {
- $quoted_strings = array($string);
- }
- foreach($quoted_strings as $string)
- {
- if($string != "")
- {
- if($in_escape)
- {
- $strings[] = trim($string);
- }
- else
- {
- $split_strings = explode($delimeter, $string);
- foreach($split_strings as $string)
- {
- if($string == "") continue;
- $strings[] = trim($string);
- }
- }
- }
- $in_escape = !$in_escape;
- }
- if(!count($strings))
- {
- return $original;
- }
- return $strings;
- }
- /**
- * DEPRECATED! Please use IPv6 compatible fetch_ip_range!
- * Fetch an IPv4 long formatted range for searching IPv4 IP addresses.
- *
- * @deprecated
- * @param string $ip The IP address to convert to a range based LONG
- * @return string|array If a full IP address is provided, the ip2long equivalent, otherwise an array of the upper & lower extremities of the IP
- */
- function fetch_longipv4_range($ip)
- {
- $ip_bits = explode(".", $ip);
- $ip_string1 = $ip_string2 = "";
- if($ip == "*")
- {
- return array(ip2long('0.0.0.0'), ip2long('255.255.255.255'));
- }
- if(strpos($ip, ".*") === false)
- {
- $ip = str_replace("*", "", $ip);
- if(count($ip_bits) == 4)
- {
- return ip2long($ip);
- }
- else
- {
- return array(ip2long($ip.".0"), ip2long($ip.".255"));
- }
- }
- // Wildcard based IP provided
- else
- {
- $sep = "";
- foreach($ip_bits as $piece)
- {
- if($piece == "*")
- {
- $ip_string1 .= $sep."0";
- $ip_string2 .= $sep."255";
- }
- else
- {
- $ip_string1 .= $sep.$piece;
- $ip_string2 .= $sep.$piece;
- }
- $sep = ".";
- }
- return array(ip2long($ip_string1), ip2long($ip_string2));
- }
- }
- /**
- * Fetch a list of ban times for a user account.
- *
- * @return array Array of ban times
- */
- function fetch_ban_times()
- {
- global $plugins, $lang;
- // Days-Months-Years
- $ban_times = array(
- "1-0-0" => "1 {$lang->day}",
- "2-0-0" => "2 {$lang->days}",
- "3-0-0" => "3 {$lang->days}",
- "4-0-0" => "4 {$lang->days}",
- "5-0-0" => "5 {$lang->days}",
- "6-0-0" => "6 {$lang->days}",
- "7-0-0" => "1 {$lang->week}",
- "14-0-0" => "2 {$lang->weeks}",
- "21-0-0" => "3 {$lang->weeks}",
- "0-1-0" => "1 {$lang->month}",
- "0-2-0" => "2 {$lang->months}",
- "0-3-0" => "3 {$lang->months}",
- "0-4-0" => "4 {$lang->months}",
- "0-5-0" => "5 {$lang->months}",
- "0-6-0" => "6 {$lang->months}",
- "0-0-1" => "1 {$lang->year}",
- "0-0-2" => "2 {$lang->years}"
- );
- $ban_times = $plugins->run_hooks("functions_fetch_ban_times", $ban_times);
- $ban_times['---'] = $lang->permanent;
- return $ban_times;
- }
- /**
- * Format a ban length in to a UNIX timestamp.
- *
- * @param string $date The ban length string
- * @param int $stamp The optional UNIX timestamp, if 0, current time is used.
- * @return int The UNIX timestamp when the ban will be lifted
- */
- function ban_date2timestamp($date, $stamp=0)
- {
- if($stamp == 0)
- {
- $stamp = TIME_NOW;
- }
- $d = explode('-', $date);
- $nowdate = date("H-j-n-Y", $stamp);
- $n = explode('-', $nowdate);
- $n[1] += $d[0];
- $n[2] += $d[1];
- $n[3] += $d[2];
- return mktime(date("G", $stamp), date("i", $stamp), 0, $n[2], $n[1], $n[3]);
- }
- /**
- * Expire old warnings in the database.
- *
- * @return bool
- */
- function expire_warnings()
- {
- global $warningshandler;
- if(!is_object($warningshandler))
- {
- require_once MYBB_ROOT.'inc/datahandlers/warnings.php';
- $warningshandler = new WarningsHandler('update');
- }
- return $warningshandler->expire_warnings();
- }
- /**
- * Custom chmod function to fix problems with hosts who's server configurations screw up umasks
- *
- * @param string $file The file to chmod
- * @param string $mode The mode to chmod(i.e. 0666)
- * @return bool
- */
- function my_chmod($file, $mode)
- {
- // Passing $mode as an octal number causes strlen and substr to return incorrect values. Instead pass as a string
- if(substr($mode, 0, 1) != '0' || strlen($mode) !== 4)
- {
- return false;
- }
- $old_umask = umask(0);
- // We convert the octal string to a decimal number because passing a octal string doesn't work with chmod
- // and type casting subsequently removes the prepended 0 which is needed for octal numbers
- $result = chmod($file, octdec($mode));
- umask($old_umask);
- return $result;
- }
- /**
- * Custom rmdir function to loop through an entire directory and delete all files/folders within
- *
- * @param string $path The path to the directory
- * @param array $ignore Any files you wish to ignore (optional)
- * @return bool
- */
- function my_rmdir_recursive($path, $ignore=array())
- {
- global $orig_dir;
- if(!isset($orig_dir))
- {
- $orig_dir = $path;
- }
- if(@is_dir($path) && !@is_link($path))
- {
- if($dh = @opendir($path))
- {
- while(($file = @readdir($dh)) !== false)
- {
- if($file == '.' || $file == '..' || $file == '.svn' || in_array($path.'/'.$file, $ignore) || !my_rmdir_recursive($path.'/'.$file))
- {
- continue;
- }
- }
- @closedir($dh);
- }
- // Are we done? Don't delete the main folder too and return true
- if($path == $orig_dir)
- {
- return true;
- }
- return @rmdir($path);
- }
- return @unlink($path);
- }
- /**
- * Counts the number of subforums in a array([pid][disporder][fid]) starting from the pid
- *
- * @param array $array The array of forums
- * @return integer The number of sub forums
- */
- function subforums_count($array)
- {
- $count = 0;
- foreach($array as $array2)
- {
- $count += count($array2);
- }
- return $count;
- }
- /**
- * DEPRECATED! Please use IPv6 compatible my_inet_pton!
- * Fix for PHP's ip2long to guarantee a 32-bit signed integer value is produced (this is aimed
- * at 64-bit versions of PHP)
- *
- * @deprecated
- * @param string $ip The IP to convert
- * @return integer IP in 32-bit signed format
- */
- function my_ip2long($ip)
- {
- $ip_long = ip2long($ip);
- if(!$ip_long)
- {
- $ip_long = sprintf("%u", ip2long($ip));
- if(!$ip_long)
- {
- return 0;
- }
- }
- if($ip_long >= 2147483648) // Won't occur on 32-bit PHP
- {
- $ip_long -= 4294967296;
- }
- return $ip_long;
- }
- /**
- * DEPRECATED! Please use IPv6 compatible my_inet_ntop!
- * As above, fix for PHP's long2ip on 64-bit versions
- *
- * @deprecated
- * @param integer $long The IP to convert (will accept 64-bit IPs as well)
- * @return string IP in IPv4 format
- */
- function my_long2ip($long)
- {
- // On 64-bit machines is_int will return true. On 32-bit it will return false
- if($long < 0 && is_int(2147483648))
- {
- // We have a 64-bit system
- $long += 4294967296;
- }
- return long2ip($long);
- }
- /**
- * Converts a human readable IP address to its packed in_addr representation
- *
- * @param string $ip The IP to convert
- * @return string IP in 32bit or 128bit binary format
- */
- function my_inet_pton($ip)
- {
- if(function_exists('inet_pton'))
- {
- return @inet_pton($ip);
- }
- else
- {
- /**
- * Replace inet_pton()
- *
- * @category PHP
- * @package PHP_Compat
- * @license LGPL - http://www.gnu.org/licenses/lgpl.html
- * @copyright 2004-2007 Aidan Lister <aidan@php.net>, Arpad Ray <arpad@php.net>
- * @link http://php.net/inet_pton
- * @author Arpad Ray <arpad@php.net>
- * @version $Revision: 269597 $
- */
- $r = ip2long($ip);
- if($r !== false && $r != -1)
- {
- return pack('N', $r);
- }
- $delim_count = substr_count($ip, ':');
- if($delim_count < 1 || $delim_count > 7)
- {
- return false;
- }
- $r = explode(':', $ip);
- $rcount = count($r);
- if(($doub = array_search('', $r, 1)) !== false)
- {
- $length = (!$doub || $doub == $rcount - 1 ? 2 : 1);
- array_splice($r, $doub, $length, array_fill(0, 8 + $length - $rcount, 0));
- }
- $r = array_map('hexdec', $r);
- array_unshift($r, 'n*');
- $r = call_user_func_array('pack', $r);
- return $r;
- }
- }
- /**
- * Converts a packed internet address to a human readable representation
- *
- * @param string $ip IP in 32bit or 128bit binary format
- * @return string IP in human readable format
- */
- function my_inet_ntop($ip)
- {
- if(function_exists('inet_ntop'))
- {
- return @inet_ntop($ip);
- }
- else
- {
- /**
- * Replace inet_ntop()
- *
- * @category PHP
- * @package PHP_Compat
- * @license LGPL - http://www.gnu.org/licenses/lgpl.html
- * @copyright 2004-2007 Aidan Lister <aidan@php.net>, Arpad Ray <arpad@php.net>
- * @link http://php.net/inet_ntop
- * @author Arpad Ray <arpad@php.net>
- * @version $Revision: 269597 $
- */
- switch(strlen($ip))
- {
- case 4:
- list(,$r) = unpack('N', $ip);
- return long2ip($r);
- case 16:
- $r = substr(chunk_split(bin2hex($ip), 4, ':'), 0, -1);
- $r = preg_replace(
- array('/(?::?\b0+\b:?){2,}/', '/\b0+([^0])/e'),
- array('::', '(int)"$1"?"$1":"0$1"'),
- $r);
- return $r;
- }
- return false;
- }
- }
- /**
- * Fetch an binary formatted range for searching IPv4 and IPv6 IP addresses.
- *
- * @param string $ipaddress The IP address to convert to a range
- * @return string|array|bool If a full IP address is provided, the in_addr representation, otherwise an array of the upper & lower extremities of the IP. False on failure
- */
- function fetch_ip_range($ipaddress)
- {
- // Wildcard
- if(strpos($ipaddress, '*') !== false)
- {
- if(strpos($ipaddress, ':') !== false)
- {
- // IPv6
- $upper = str_replace('*', 'ffff', $ipaddress);
- $lower = str_replace('*', '0', $ipaddress);
- }
- else
- {
- // IPv4
- $ip_bits = count(explode('.', $ipaddress));
- if($ip_bits < 4)
- {
- // Support for 127.0.*
- $replacement = str_repeat('.*', 4-$ip_bits);
- $ipaddress = substr_replace($ipaddress, $replacement, strrpos($ipaddress, '*')+1, 0);
- }
- $upper = str_replace('*', '255', $ipaddress);
- $lower = str_replace('*', '0', $ipaddress);
- }
- $upper = my_inet_pton($upper);
- $lower = my_inet_pton($lower);
- if($upper === false || $lower === false)
- {
- return false;
- }
- return array($lower, $upper);
- }
- // CIDR notation
- elseif(strpos($ipaddress, '/') !== false)
- {
- $ipaddress = explode('/', $ipaddress);
- $ip_address = $ipaddress[0];
- $ip_range = (int)$ipaddress[1];
- if(empty($ip_address) || empty($ip_range))
- {
- // Invalid input
- return false;
- }
- else
- {
- $ip_address = my_inet_pton($ip_address);
- if(!$ip_address)
- {
- // Invalid IP address
- return false;
- }
- }
- /**
- * Taken from: https://github.com/NewEraCracker/php_work/blob/master/ipRangeCalculate.php
- * Author: NewEraCracker
- * License: Public Domain
- */
- // Pack IP, Set some vars
- $ip_pack = $ip_address;
- $ip_pack_size = strlen($ip_pack);
- $ip_bits_size = $ip_pack_size*8;
- // IP bits (lots of 0's and 1's)
- $ip_bits = '';
- for($i = 0; $i < $ip_pack_size; $i = $i+1)
- {
- $bit = decbin(ord($ip_pack[$i]));
- $bit = str_pad($bit, 8, '0', STR_PAD_LEFT);
- $ip_bits .= $bit;
- }
- // Significative bits (from the ip range)
- $ip_bits = substr($ip_bits, 0, $ip_range);
- // Some calculations
- $ip_lower_bits = str_pad($ip_bits, $ip_bits_size, '0', STR_PAD_RIGHT);
- $ip_higher_bits = str_pad($ip_bits, $ip_bits_size, '1', STR_PAD_RIGHT);
- // Lower IP
- $ip_lower_pack = '';
- for($i=0; $i < $ip_bits_size; $i=$i+8)
- {
- $chr = substr($ip_lower_bits, $i, 8);
- $chr = chr(bindec($chr));
- $ip_lower_pack .= $chr;
- }
- // Higher IP
- $ip_higher_pack = '';
- for($i=0; $i < $ip_bits_size; $i=$i+8)
- {
- $chr = substr($ip_higher_bits, $i, 8);
- $chr = chr( bindec($chr) );
- $ip_higher_pack .= $chr;
- }
- return array($ip_lower_pack, $ip_higher_pack);
- }
- // Just on IP address
- else
- {
- return my_inet_pton($ipaddress);
- }
- }
- /**
- * Time how long it takes for a particular piece of code to run. Place calls above & below the block of code.
- *
- * @return float The time taken
- */
- function get_execution_time()
- {
- static $time_start;
- $time = microtime(true);
- // Just starting timer, init and return
- if(!$time_start)
- {
- $time_start = $time;
- return;
- }
- // Timer has run, return execution time
- else
- {
- $total = $time-$time_start;
- if($total < 0) $total = 0;
- $time_start = 0;
- return $total;
- }
- }
- /**
- * Processes a checksum list on MyBB files and returns a result set
- *
- * @param string $path The base path
- * @param int $count The count of files
- * @return array The bad files
- */
- function verify_files($path=MYBB_ROOT, $count=0)
- {
- global $mybb, $checksums, $bad_verify_files;
- // We don't need to check these types of files
- $ignore = array(".", "..", ".svn", "config.php", "settings.php", "Thumb.db", "config.default.php", "lock", "htaccess.txt", "htaccess-nginx.txt", "logo.gif", "logo.png");
- $ignore_ext = array("attach");
- if(substr($path, -1, 1) == "/")
- {
- $path = substr($path, 0, -1);
- }
- if(!is_array($bad_verify_files))
- {
- $bad_verify_files = array();
- }
- // Make sure that we're in a directory and it's not a symbolic link
- if(@is_dir($path) && !@is_link($path))
- {
- if($dh = @opendir($path))
- {
- // Loop through all the files/directories in this directory
- while(($file = @readdir($dh)) !== false)
- {
- if(in_array($file, $ignore) || in_array(get_extension($file), $ignore_ext))
- {
- continue;
- }
- // Recurse through the directory tree
- if(is_dir($path."/".$file))
- {
- verify_files($path."/".$file, ($count+1));
- continue;
- }
- // We only need the last part of the path (from the MyBB directory to the file. i.e. inc/functions.php)
- $file_path = ".".str_replace(substr(MYBB_ROOT, 0, -1), "", $path)."/".$file;
- // Does this file even exist in our official list? Perhaps it's a plugin
- if(array_key_exists($file_path, $checksums))
- {
- $filename = $path."/".$file;
- $handle = fopen($filename, "rb");
- $hashingContext = hash_init('sha512');
- while(!feof($handle))
- {
- hash_update($hashingContext, fread($handle, 8192));
- }
- fclose($handle);
- $checksum = hash_final($hashingContext);
- // Does it match any of our hashes (unix/windows new lines taken into consideration with the hashes)
- if(!in_array($checksum, $checksums[$file_path]))
- {
- $bad_verify_files[] = array("status" => "changed", "path" => $file_path);
- }
- }
- unset($checksums[$file_path]);
- }
- @closedir($dh);
- }
- }
- if($count == 0)
- {
- if(!empty($checksums))
- {
- foreach($checksums as $file_path => $hashes)
- {
- if(in_array(basename($file_path), $ignore))
- {
- continue;
- }
- $bad_verify_files[] = array("status" => "missing", "path" => $file_path);
- }
- }
- }
- // uh oh
- if($count == 0)
- {
- return $bad_verify_files;
- }
- }
- /**
- * Returns a signed value equal to an integer
- *
- * @param int $int The integer
- * @return string The signed equivalent
- */
- function signed($int)
- {
- if($int < 0)
- {
- return "$int";
- }
- else
- {
- return "+$int";
- }
- }
- /**
- * Returns a securely generated seed
- *
- * @return string A secure binary seed
- */
- function secure_binary_seed_rng($bytes)
- {
- $output = null;
- if(version_compare(PHP_VERSION, '7.0', '>='))
- {
- try
- {
- $output = random_bytes($bytes);
- } catch (Exception $e) {
- }
- }
- if(strlen($output) < $bytes)
- {
- if(@is_readable('/dev/urandom') && ($handle = @fopen('/dev/urandom', 'rb')))
- {
- $output = @fread($handle, $bytes);
- @fclose($handle);
- }
- }
- else
- {
- return $output;
- }
- if(strlen($output) < $bytes)
- {
- if(function_exists('mcrypt_create_iv'))
- {
- if (DIRECTORY_SEPARATOR == '/')
- {
- $source = MCRYPT_DEV_URANDOM;
- }
- else
- {
- $source = MCRYPT_RAND;
- }
- $output = @mcrypt_create_iv($bytes, $source);
- }
- }
- else
- {
- return $output;
- }
- if(strlen($output) < $bytes)
- {
- if(function_exists('openssl_random_pseudo_bytes'))
- {
- // PHP <5.3.4 had a bug which makes that function unusable on Windows
- if ((DIRECTORY_SEPARATOR == '/') || version_compare(PHP_VERSION, '5.3.4', '>='))
- {
- $output = openssl_random_pseudo_bytes($bytes, $crypto_strong);
- if ($crypto_strong == false)
- {
- $output = null;
- }
- }
- }
- }
- else
- {
- return $output;
- }
- if(strlen($output) < $bytes)
- {
- if(class_exists('COM'))
- {
- try
- {
- $CAPI_Util = new COM('CAPICOM.Utilities.1');
- if(is_callable(array($CAPI_Util, 'GetRandom')))
- {
- $output = $CAPI_Util->GetRandom($bytes, 0);
- }
- } catch (Exception $e) {
- }
- }
- }
- else
- {
- return $output;
- }
- if(strlen($output) < $bytes)
- {
- // Close to what PHP basically uses internally to seed, but not quite.
- $unique_state = microtime().@getmypid();
- $rounds = ceil($bytes / 16);
- for($i = 0; $i < $rounds; $i++)
- {
- $unique_state = md5(microtime().$unique_state);
- $output .= md5($unique_state);
- }
- $output = substr($output, 0, ($bytes * 2));
- $output = pack('H*', $output);
- return $output;
- }
- else
- {
- return $output;
- }
- }
- /**
- * Returns a securely generated seed integer
- *
- * @return int An integer equivalent of a secure hexadecimal seed
- */
- function secure_seed_rng()
- {
- $bytes = PHP_INT_SIZE;
- do
- {
- $output = secure_binary_seed_rng($bytes);
- // convert binary data to a decimal number
- if ($bytes == 4)
- {
- $elements = unpack('i', $output);
- $output = abs($elements[1]);
- }
- else
- {
- $elements = unpack('N2', $output);
- $output = abs($elements[1] << 32 | $elements[2]);
- }
- } while($output > PHP_INT_MAX);
- return $output;
- }
- /**
- * Generates a cryptographically secure random number.
- *
- * @param int $min Optional lowest value to be returned (default: 0)
- * @param int $max Optional highest value to be returned (default: PHP_INT_MAX)
- */
- function my_rand($min=0, $max=PHP_INT_MAX)
- {
- // backward compatibility
- if($min === null || $max === null || $max < $min)
- {
- $min = 0;
- $max = PHP_INT_MAX;
- }
- if(version_compare(PHP_VERSION, '7.0', '>='))
- {
- try
- {
- $result = random_int($min, $max);
- } catch (Exception $e) {
- }
- if(isset($result))
- {
- return $result;
- }
- }
- $seed = secure_seed_rng();
- $distance = $max - $min;
- return $min + floor($distance * ($seed / PHP_INT_MAX) );
- }
- /**
- * More robust version of PHP's trim() function. It includes a list of UTF-8 blank characters
- * from http://kb.mozillazine.org/Network.IDN.blacklist_chars
- *
- * @param string $string The string to trim from
- * @param string $charlist Optional. The stripped characters can also be specified using the charlist parameter
- * @return string The trimmed string
- */
- function trim_blank_chrs($string, $charlist="")
- {
- $hex_chrs = array(
- 0x09 => 1, // \x{0009}
- 0x0A => 1, // \x{000A}
- 0x0B => 1, // \x{000B}
- 0x0D => 1, // \x{000D}
- 0x20 => 1, // \x{0020}
- 0xC2 => array(0x81 => 1, 0x8D => 1, 0x90 => 1, 0x9D => 1, 0xA0 => 1, 0xAD => 1), // \x{0081}, \x{008D}, \x{0090}, \x{009D}, \x{00A0}, \x{00AD}
- 0xCC => array(0xB7 => 1, 0xB8 => 1), // \x{0337}, \x{0338}
- 0xE1 => array(0x85 => array(0x9F => 1, 0xA0 => 1), 0x9A => array(0x80 => 1), 0xA0 => array(0x8E => 1)), // \x{115F}, \x{1160}, \x{1680}, \x{180E}
- 0xE2 => array(0x80 => array(0x80 => 1, 0x81 => 1, 0x82 => 1, 0x83 => 1, 0x84 => 1, 0x85 => 1, 0x86 => 1, 0x87 => 1, 0x88 => 1, 0x89 => 1, 0x8A => 1, 0x8B => 1, 0x8C => 1, 0x8D => 1, 0x8E => 1, 0x8F => 1, // \x{2000} - \x{200F}
- 0xA8 => 1, 0xA9 => 1, 0xAA => 1, 0xAB => 1, 0xAC => 1, 0xAD => 1, 0xAE => 1, 0xAF => 1), // \x{2028} - \x{202F}
- 0x81 => array(0x9F => 1)), // \x{205F}
- 0xE3 => array(0x80 => array(0x80 => 1), // \x{3000}
- 0x85 => array(0xA4 => 1)), // \x{3164}
- 0xEF => array(0xBB => array(0xBF => 1), // \x{FEFF}
- 0xBE => array(0xA0 => 1), // \x{FFA0}
- 0xBF => array(0xB9 => 1, 0xBA => 1, 0xBB => 1)), // \x{FFF9} - \x{FFFB}
- );
- $hex_chrs_rev = array(
- 0x09 => 1, // \x{0009}
- 0x0A => 1, // \x{000A}
- 0x0B => 1, // \x{000B}
- 0x0D => 1, // \x{000D}
- 0x20 => 1, // \x{0020}
- 0x81 => array(0xC2 => 1, 0x80 => array(0xE2 => 1)), // \x{0081}, \x{2001}
- 0x8D => array(0xC2 => 1, 0x80 => array(0xE2 => 1)), // \x{008D}, \x{200D}
- 0x90 => array(0xC2 => 1), // \x{0090}
- 0x9D => array(0xC2 => 1), // \x{009D}
- 0xA0 => array(0xC2 => 1, 0x85 => array(0xE1 => 1), 0x81 => array(0xE2 => 1), 0xBE => array(0xEF => 1)), // \x{00A0}, \x{1160}, \x{2060}, \x{FFA0}
- 0xAD => array(0xC2 => 1, 0x80 => array(0xE2 => 1)), // \x{00AD}, \x{202D}
- 0xB8 => array(0xCC => 1), // \x{0338}
- 0xB7 => array(0xCC => 1), // \x{0337}
- 0x9F => array(0x85 => array(0xE1 => 1), 0x81 => array(0xE2 => 1)), // \x{115F}, \x{205F}
- 0x80 => array(0x9A => array(0xE1 => 1), 0x80 => array(0xE2 => 1, 0xE3 => 1)), // \x{1680}, \x{2000}, \x{3000}
- 0x8E => array(0xA0 => array(0xE1 => 1), 0x80 => array(0xE2 => 1)), // \x{180E}, \x{200E}
- 0x82 => array(0x80 => array(0xE2 => 1)), // \x{2002}
- 0x83 => array(0x80 => array(0xE2 => 1)), // \x{2003}
- 0x84 => array(0x80 => array(0xE2 => 1)), // \x{2004}
- 0x85 => array(0x80 => array(0xE2 => 1)), // \x{2005}
- 0x86 => array(0x80 => array(0xE2 => 1)), // \x{2006}
- 0x87 => array(0x80 => array(0xE2 => 1)), // \x{2007}
- 0x88 => array(0x80 => array(0xE2 => 1)), // \x{2008}
- 0x89 => array(0x80 => array(0xE2 => 1)), // \x{2009}
- 0x8A => array(0x80 => array(0xE2 => 1)), // \x{200A}
- 0x8B => array(0x80 => array(0xE2 => 1)), // \x{200B}
- 0x8C => array(0x80 => array(0xE2 => 1)), // \x{200C}
- 0x8F => array(0x80 => array(0xE2 => 1)), // \x{200F}
- 0xA8 => array(0x80 => array(0xE2 => 1)), // \x{2028}
- 0xA9 => array(0x80 => array(0xE2 => 1)), // \x{2029}
- 0xAA => array(0x80 => array(0xE2 => 1)), // \x{202A}
- 0xAB => array(0x80 => array(0xE2 => 1)), // \x{202B}
- 0xAC => array(0x80 => array(0xE2 => 1)), // \x{202C}
- 0xAE => array(0x80 => array(0xE2 => 1)), // \x{202E}
- 0xAF => array(0x80 => array(0xE2 => 1)), // \x{202F}
- 0xA4 => array(0x85 => array(0xE3 => 1)), // \x{3164}
- 0xBF => array(0xBB => array(0xEF => 1)), // \x{FEFF}
- 0xB9 => array(0xBF => array(0xEF => 1)), // \x{FFF9}
- 0xBA => array(0xBF => array(0xEF => 1)), // \x{FFFA}
- 0xBB => array(0xBF => array(0xEF => 1)), // \x{FFFB}
- );
- // Start from the beginning and work our way in
- 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;
- }
- $string = substr($string, $offset);
- }
- while(++$i);
- // Start from the end and work our way in
- $string = strrev($string);
- do
- {
- // Check to see if we have matched a first character in our utf-8 array
- $offset = match_sequence($string, $hex_chrs_rev);
- if(!$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);
- $string = strrev($string);
- if($charlist)
- {
- $string = trim($string, $charlist);
- }
- else
- {
- $string = trim($string);
- }
- return $string;
- }
- /**
- * Match a sequence
- *
- * @param string $string The string to match from
- * @param array $array The array to match from
- * @param int $i Number in the string
- * @param int $n Number of matches
- * @return int The number matched
- */
- function match_sequence($string, $array, $i=0, $n=0)
- {
- if($string === "")
- {
- return 0;
- }
- $ord = ord($string[$i]);
- if(array_key_exists($ord, $array))
- {
- $level = $array[$ord];
- ++$n;
- if(is_array($level))
- {
- ++$i;
- return match_sequence($string, $level, $i, $n);
- }
- return $n;
- }
- return 0;
- }
- /**
- * Obtain the version of GD installed.
- *
- * @return float Version of GD
- */
- function gd_version()
- {
- static $gd_version;
- if($gd_version)
- {
- return $gd_version;
- }
- if(!extension_loaded('gd'))
- {
- return;
- }
- if(function_exists("gd_info"))
- {
- $gd_info = gd_info();
- preg_match('/\d/', $gd_info['GD Version'], $gd);
- $gd_version = $gd[0];
- }
- else
- {
- ob_start();
- phpinfo(8);
- $info = ob_get_contents();
- ob_end_clean();
- $info = stristr($info, 'gd version');
- preg_match('/\d/', $info, $gd);
- $gd_version = $gd[0];
- }
- return $gd_version;
- }
- /*
- * Validates an UTF-8 string.
- *
- * @param string $input The string to be checked
- * @param boolean $allow_mb4 Allow 4 byte UTF-8 characters?
- * @param boolean $return Return the cleaned string?
- * @return string|boolean Cleaned string or boolean
- */
- function validate_utf8_string($input, $allow_mb4=true, $return=true)
- {
- // Valid UTF-8 sequence?
- if(!preg_match('##u', $input))
- {
- $string = '';
- $len = strlen($input);
- for($i = 0; $i < $len; $i++)
- {
- $c = ord($input[$i]);
- if($c > 128)
- {
- if($c > 247 || $c <= 191)
- {
- if($return)
- {
- $string .= '?';
- continue;
- }
- else
- {
- return false;
- }
- }
- elseif($c > 239)
- {
- $bytes = 4;
- }
- elseif($c > 223)
- {
- $bytes = 3;
- }
- elseif($c > 191)
- {
- $bytes = 2;
- }
- if(($i + $bytes) > $len)
- {
- if($return)
- {
- $string .= '?';
- break;
- }
- else
- {
- return false;
- }
- }
- $valid = true;
- $multibytes = $input[$i];
- while($bytes > 1)
- {
- $i++;
- $b = ord($input[$i]);
- if($b < 128 || $b > 191)
- {
- if($return)
- {
- $valid = false;
- $string .= '?';
- break;
- }
- else
- {
- return false;
- }
- }
- else
- {
- $multibytes .= $input[$i];
- }
- $bytes--;
- }
- if($valid)
- {
- $string .= $multibytes;
- }
- }
- else
- {
- $string .= $input[$i];
- }
- }
- $input = $string;
- }
- if($return)
- {
- if($allow_mb4)
- {
- return $input;
- }
- else
- {
- return preg_replace("#[^\\x00-\\x7F][\\x80-\\xBF]{3,}#", '?', $input);
- }
- }
- else
- {
- if($allow_mb4)
- {
- return true;
- }
- else
- {
- return !preg_match("#[^\\x00-\\x7F][\\x80-\\xBF]{3,}#", $input);
- }
- }
- }
- /**
- * Send a Private Message to a user.
- *
- * @param array $pm Array containing: 'subject', 'message', 'touid' and 'receivepms' (the latter should reflect the value found in the users table: receivepms and receivefrombuddy)
- * @param int $fromid Sender UID (0 if you want to use $mybb->user['uid'] or -1 to use MyBB Engine)
- * @param bool $admin_override Whether or not do override user defined options for receiving PMs
- * @return bool True if PM sent
- */
- function send_pm($pm, $fromid = 0, $admin_override=false)
- {
- global $lang, $mybb, $db, $session;
- if($mybb->settings['enablepms'] == 0)
- {
- return false;
- }
- if(!is_array($pm))
- {
- return false;
- }
- if(isset($pm['language']))
- {
- if($pm['language'] != $mybb->user['language'] && $lang->language_exists($pm['language']))
- {
- // Load user language
- $lang->set_language($pm['language']);
- $lang->load($pm['language_file']);
- $revert = true;
- }
- foreach(array('subject', 'message') as $key)
- {
- if(is_array($pm[$key]))
- {
- $lang_string = $lang->{$pm[$key][0]};
- $num_args = count($pm[$key]);
- for($i = 1; $i < $num_args; $i++)
- {
- $lang_string = str_replace('{'.$i.'}', $pm[$key][$i], $lang_string);
- }
- }
- else
- {
- $lang_string = $lang->{$pm[$key]};
- }
- $pm[$key] = $lang_string;
- }
- if(isset($revert))
- {
- // Revert language
- $lang->set_language($mybb->user['language']);
- $lang->load($pm['language_file']);
- }
- }
- if(!$pm['subject'] ||!$pm['message'] || !$pm['touid'] || (!$pm['receivepms'] && !$admin_override))
- {
- return false;
- }
- require_once MYBB_ROOT."inc/datahandlers/pm.php";
- $pmhandler = new PMDataHandler();
- $subject = $pm['subject'];
- $message = $pm['message'];
- $toid = $pm['touid'];
- // Our recipients
- if(is_array($toid))
- {
- $recipients_to = $toid;
- }
- else
- {
- $recipients_to = array($toid);
- }
- $recipients_bcc = array();
- // Determine user ID
- if((int)$fromid == 0)
- {
- $fromid = (int)$mybb->user['uid'];
- }
- elseif((int)$fromid < 0)
- {
- $fromid = 0;
- }
- // Build our final PM array
- $pm = array(
- "subject" => $subject,
- "message" => $message,
- "icon" => -1,
- "fromid" => $fromid,
- "toid" => $recipients_to,
- "bccid" => $recipients_bcc,
- "do" => '',
- "pmid" => ''
- );
- if(isset($session))
- {
- $pm['ipaddress'] = $session->packedip;
- }
- $pm['options'] = array(
- "disablesmilies" => 0,
- "savecopy" => 0,
- "readreceipt" => 0
- );
- $pm['saveasdraft'] = 0;
- // Admin override
- $pmhandler->admin_override = (int)$admin_override;
- $pmhandler->set_data($pm);
- if($pmhandler->validate_pm())
- {
- $pmhandler->insert_pm();
- return true;
- }
- return false;
- }
- /**
- * Log a user spam block from StopForumSpam (or other spam service providers...)
- *
- * @param string $username The username that the user was using.
- * @param string $email The email address the user was using.
- * @param string $ip_address The IP addres of the user.
- * @param array $data An array of extra data to go with the block (eg: confidence rating).
- * @return bool Whether the action was logged successfully.
- */
- function log_spam_block($username = '', $email = '', $ip_address = '', $data = array())
- {
- global $db, $session;
- if(!is_array($data))
- {
- $data = array($data);
- }
- if(!$ip_address)
- {
- $ip_address = get_ip();
- }
- $ip_address = my_inet_pton($ip_address);
- $insert_array = array(
- 'username' => $db->escape_string($username),
- 'email' => $db->escape_string($email),
- 'ipaddress' => $db->escape_binary($ip_address),
- 'dateline' => (int)TIME_NOW,
- 'data' => $db->escape_string(@my_serialize($data)),
- );
- return (bool)$db->insert_query('spamlog', $insert_array);
- }
- /**
- * Copy a file to the CDN.
- *
- * @param string $file_path The path to the file to upload to the CDN.
- *
- * @param string $uploaded_path The path the file was uploaded to, reference parameter for when this may be needed.
- *
- * @return bool Whether the file was copied successfully.
- */
- function copy_file_to_cdn($file_path = '', &$uploaded_path = null)
- {
- global $mybb, $plugins;
- $success = false;
- $file_path = (string)$file_path;
- $real_file_path = realpath($file_path);
- $file_dir_path = dirname($real_file_path);
- $file_dir_path = str_replace(MYBB_ROOT, '', $file_dir_path);
- $file_dir_path = ltrim($file_dir_path, './\\');
- $file_name = basename($real_file_path);
- if(file_exists($file_path))
- {
- if($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_upload_path = $cdn_path . DIRECTORY_SEPARATOR . $file_dir_path;
- if(!($dir_exists = is_dir($cdn_upload_path)))
- {
- $dir_exists = @mkdir($cdn_upload_path, 0777, true);
- }
- if($dir_exists)
- {
- if(($cdn_upload_path = realpath($cdn_upload_path)) !== false)
- {
- $success = @copy($file_path, $cdn_upload_path.DIRECTORY_SEPARATOR.$file_name);
- if($success)
- {
- $uploaded_path = $cdn_upload_path;
- }
- }
- }
- }
- if(is_object($plugins))
- {
- $hook_args = array(
- 'file_path' => &$file_path,
- 'real_file_path' => &$real_file_path,
- 'file_name' => &$file_name,
- 'uploaded_path' => &$uploaded_path,
- 'success' => &$success,
- );
- $plugins->run_hooks('copy_file_to_cdn_end', $hook_args);
- }
- }
- return $success;
- }
- /**
- * Validate an url
- *
- * @param string $url The url to validate.
- * @param bool $relative_path Whether or not the url could be a relative path.
- * @param bool $allow_local Whether or not the url could be pointing to local networks.
- *
- * @return bool Whether this is a valid url.
- */
- function my_validate_url($url, $relative_path=false, $allow_local=false)
- {
- if($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
- {
- $regex = '_^(?:(?:https?|ftp)://)(?:\S+(?::\S*)?@)?(?:(?!(?:10|127)(?:\.\d{1,3}){3})(?!(?:169\.254|192\.168)(?:\.\d{1,3}){2})(?!172\.(?:1[6-9]|2\d|3[0-1])(?:\.\d{1,3}){2})(?:[1-9]\d?|1\d\d|2[01]\d|22[0-3])(?:\.(?:1?\d{1,2}|2[0-4]\d|25[0-5])){2}(?:\.(?:[1-9]\d?|1\d\d|2[0-4]\d|25[0-4]))|(?:(?:[a-z\x{00a1}-\x{ffff}0-9]-*)*[a-z\x{00a1}-\x{ffff}0-9]+)(?:\.(?:[a-z\x{00a1}-\x{ffff}0-9]-*)*[a-z\x{00a1}-\x{ffff}0-9]+)*(?:\.(?:[a-z\x{00a1}-\x{ffff}]{2,}))\.?)(?::\d{2,5})?(?:[/?#]\S*)?$_iuS';
- }
- if($relative_path && my_substr($url, 0, 1) == '/' || preg_match($regex, $url))
- {
- return true;
- }
- return false;
- }
- /**
- * Strip html tags from string, also removes <script> and <style> contents.
- *
- * @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 = '')
- {
- $pattern = array(
- '@(<)style[^(>)]*?(>).*?(<)/style(>)@siu',
- '@(<)script[^(>)]*?.*?(<)/script(>)@siu',
- '@<style[^>]*?>.*?</style>@siu',
- '@<script[^>]*?.*?</script>@siu',
- );
- $string = preg_replace($pattern, '', $string);
- return strip_tags($string, $allowable_tags);
- }
- /**
- * Escapes a RFC 4180-compliant CSV string.
- * Based on https://github.com/Automattic/camptix/blob/f80725094440bf09861383b8f11e96c177c45789/camptix.php#L2867
- *
- * @param string $string The string to be escaped
- * @param boolean $escape_active_content Whether or not to escape active content trigger characters
- * @return string The escaped string
- */
- function my_escape_csv($string, $escape_active_content=true)
- {
- if($escape_active_content)
- {
- $active_content_triggers = array('=', '+', '-', '@');
- $delimiters = array(',', ';', ':', '|', '^', "\n", "\t", " ");
- $first_character = mb_substr($string, 0, 1);
- if(
- in_array($first_character, $active_content_triggers, true) ||
- in_array($first_character, $delimiters, true)
- )
- {
- $string = "'".$string;
- }
- foreach($delimiters as $delimiter)
- {
- foreach($active_content_triggers as $trigger)
- {
- $string = str_replace($delimiter.$trigger, $delimiter."'".$trigger, $string);
- }
- }
- }
- $string = str_replace('"', '""', $string);
- return $string;
- }
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