source: branches/1.5/wp-settings.php @ 3627

<?php
// Turn register globals off
function unregister_GLOBALS() {
        if ( !ini_get('register_globals') )
                return;

        if ( isset($_REQUEST['GLOBALS']) )
                die('GLOBALS overwrite attempt detected');

        // Variables that shouldn't be unset
        $noUnset = array('GLOBALS', '_GET', '_POST', '_COOKIE', '_REQUEST', '_SERVER', '_ENV', '_FILES', 'table_prefix');
        
        $input = array_merge($_GET, $_POST, $_COOKIE, $_SERVER, $_ENV, $_FILES, isset($_SESSION) && is_array($_SESSION) ? $_SESSION : array());
        foreach ( $input as $k => $v ) 
                if ( !in_array($k, $noUnset) && isset($GLOBALS[$k]) )
                        unset($GLOBALS[$k]);
}

unregister_GLOBALS(); 

$HTTP_HOST = getenv('HTTP_HOST');  /* domain name */
$REMOTE_ADDR = getenv('REMOTE_ADDR'); /* visitor's IP */
$HTTP_USER_AGENT = getenv('HTTP_USER_AGENT'); /* visitor's browser */
unset( $wp_filter, $cache_userdata, $cache_lastcommentmodified, $cache_lastpostdate, $cache_settings, $category_cache, $cache_categories );

// Fix for IIS, which doesn't set REQUEST_URI
if (! isset($_SERVER['REQUEST_URI'])) {
        $_SERVER['REQUEST_URI'] = $_SERVER['SCRIPT_NAME'];
        
        // Append the query string if it exists and isn't null
        if (isset($_SERVER['QUERY_STRING']) && !empty($_SERVER['QUERY_STRING'])) {
                $_SERVER['REQUEST_URI'] .= '?' . $_SERVER['QUERY_STRING'];
        }
}

if ( !(phpversion() >= '4.1') )
        die( 'Your server is running PHP version ' . phpversion() . ' but WordPress requires at least 4.1' );

if ( !extension_loaded('mysql') )
        die( 'Your PHP installation appears to be missing the MySQL which is required for WordPress.' );

function timer_start() {
        global $timestart;
        $mtime = explode(' ', microtime() );
        $mtime = $mtime[1] + $mtime[0];
        $timestart = $mtime;
        return true;
}
timer_start();

// Change to E_ALL for development/debugging
error_reporting(E_ALL ^ E_NOTICE);

// For an advanced caching plugin to use, static because you would only want one
if ( defined('WP_CACHE') )
        require (ABSPATH . 'wp-content/advanced-cache.php');

define('WPINC', 'wp-includes');
require_once (ABSPATH . WPINC . '/wp-db.php');

// Table names
$wpdb->posts            = $table_prefix . 'posts';
$wpdb->users            = $table_prefix . 'users';
$wpdb->categories       = $table_prefix . 'categories';
$wpdb->post2cat         = $table_prefix . 'post2cat';
$wpdb->comments         = $table_prefix . 'comments';
$wpdb->links            = $table_prefix . 'links';
$wpdb->linkcategories   = $table_prefix . 'linkcategories';
$wpdb->options          = $table_prefix . 'options';
$wpdb->postmeta         = $table_prefix . 'postmeta';

if ( defined('CUSTOM_USER_TABLE') )
        $wpdb->users = CUSTOM_USER_TABLE;

// We're going to need to keep this around for a few months even though we're not using it internally

$tableposts = $wpdb->posts;
$tableusers = $wpdb->users;
$tablecategories = $wpdb->categories;
$tablepost2cat = $wpdb->post2cat;
$tablecomments = $wpdb->comments;
$tablelinks = $wpdb->links;
$tablelinkcategories = $wpdb->linkcategories;
$tableoptions = $wpdb->options;
$tablepostmeta = $wpdb->postmeta;

require (ABSPATH . WPINC . '/functions.php');
require (ABSPATH . WPINC . '/default-filters.php');
require_once (ABSPATH . WPINC . '/wp-l10n.php');

$wpdb->hide_errors();
if ( !update_user_cache() && (!strstr($_SERVER['PHP_SELF'], 'install.php') && !defined('WP_INSTALLING')) ) {
        if ( strstr($_SERVER['PHP_SELF'], 'wp-admin') )
                $link = 'install.php';
        else
                $link = 'wp-admin/install.php';
        die(sprintf(__("It doesn't look like you've installed WP yet. Try running <a href='%s'>install.php</a>."), $link));
}
$wpdb->show_errors();

require (ABSPATH . WPINC . '/functions-formatting.php');
require (ABSPATH . WPINC . '/functions-post.php');
require (ABSPATH . WPINC . '/classes.php');
require (ABSPATH . WPINC . '/template-functions-general.php');
require (ABSPATH . WPINC . '/template-functions-links.php');
require (ABSPATH . WPINC . '/template-functions-author.php');
require (ABSPATH . WPINC . '/template-functions-post.php');
require (ABSPATH . WPINC . '/template-functions-category.php');
require (ABSPATH . WPINC . '/comment-functions.php');
require (ABSPATH . WPINC . '/feed-functions.php');
require (ABSPATH . WPINC . '/links.php');
require (ABSPATH . WPINC . '/kses.php');
require (ABSPATH . WPINC . '/version.php');

if (!strstr($_SERVER['PHP_SELF'], 'install.php') && !strstr($_SERVER['PHP_SELF'], 'wp-admin/import')) :
    // Used to guarantee unique hash cookies
    $cookiehash = md5(get_settings('siteurl')); // Remove in 1.4
        define('COOKIEHASH', $cookiehash); 
endif;

require (ABSPATH . WPINC . '/vars.php');

do_action('core_files_loaded');

// Check for hacks file if the option is enabled
if (get_settings('hack_file')) {
        if (file_exists(ABSPATH . '/my-hacks.php'))
                require(ABSPATH . '/my-hacks.php');
}

if ( get_settings('active_plugins') ) {
        $current_plugins = get_settings('active_plugins');
        if ( is_array($current_plugins) ) {
                foreach ($current_plugins as $plugin) {
                        if ('' != $plugin && file_exists(ABSPATH . 'wp-content/plugins/' . $plugin))
                                include_once(ABSPATH . 'wp-content/plugins/' . $plugin);
                }
        }
}

require (ABSPATH . WPINC . '/pluggable-functions.php');

if ( defined('WP_CACHE') && function_exists('wp_cache_postload') )
        wp_cache_postload();

do_action('plugins_loaded');

define('TEMPLATEPATH', get_template_directory());

// Load the default text localization domain.
load_default_textdomain();

// Pull in locale data after loading text domain.
require_once(ABSPATH . WPINC . '/locale.php');

// If already slashed, strip.
if ( get_magic_quotes_gpc() ) {
        $_GET    = stripslashes_deep($_GET   );
        $_POST   = stripslashes_deep($_POST  );
        $_COOKIE = stripslashes_deep($_COOKIE);
}

// Escape with wpdb.
$_GET    = add_magic_quotes($_GET   );
$_POST   = add_magic_quotes($_POST  );
$_COOKIE = add_magic_quotes($_COOKIE);
$_SERVER = add_magic_quotes($_SERVER);

function shutdown_action_hook() {
        do_action('shutdown');
}
register_shutdown_function('shutdown_action_hook');

// Everything is loaded.
do_action('init');
?>