基于PHP的MyBB 开源php论坛系统.zip

<?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 = $plugins->run_hooks("pre_parse_page", $contents); $contents = parse_page($contents); $totaltime = format_time_duration($maintimer->stop()); $contents = $plugins->run_hooks("pre_output_page", $contents); if($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")) . "&amp;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) { $db->write_query($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\"", $co