wp-settings.php

<?php
$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 */

// 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);

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') ) {
	if ( strstr($_SERVER['PHP_SELF'], 'wp-admin') )
		$link = 'install.php';
	else
		$link = 'wp-admin/install.php';
	die("It doesn't look like you've installed WP yet. Try running <a href='$link'>install.php</a>.");
}
$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');

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

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 ( !get_magic_quotes_gpc() ) {
	$_GET    = add_magic_quotes($_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');
?>