root/tags/1.5.1/wp-settings.php

<?php
/**
 * Used to setup and fix common variables and include
 * the WordPress procedural and class library.
 *
 * You should not have to change this file and allows
 * for some configuration in wp-config.php.
 *
 * @package WordPress
 */

if ( !defined('WP_MEMORY_LIMIT') )
    define('WP_MEMORY_LIMIT', '32M');

if ( function_exists('memory_get_usage') && ( (int) @ini_get('memory_limit') < abs(intval(WP_MEMORY_LIMIT)) ) )
    @ini_set('memory_limit', WP_MEMORY_LIMIT);


/**
 * wp_unregister_GLOBALS() - Turn register globals off
 *
 * @access private
 * @since 2.1.0
 * @return null Will return null if register_globals PHP directive was disabled
 */
function wp_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]) ) {
            $GLOBALS[$k] = NULL;
            unset($GLOBALS[$k]);
        }
}

wp_unregister_GLOBALS();

unset( $wp_filter, $cache_lastcommentmodified, $cache_lastpostdate );

/**
 * The $blog_id global, which you can change in the config allows you to create a simple
 * multiple blog installation using just one WordPress and changing $blog_id around.
 *
 * @global int $blog_id
 * @since 2.0.0
 */
if ( ! isset($blog_id) )
    $blog_id = 0;

// Fix for IIS, which doesn't set REQUEST_URI
if ( empty( $_SERVER['REQUEST_URI'] ) ) {

    // IIS Mod-Rewrite
    if (isset($_SERVER['HTTP_X_ORIGINAL_URL'])) {
        $_SERVER['REQUEST_URI'] = $_SERVER['HTTP_X_ORIGINAL_URL'];
    }
    // IIS Isapi_Rewrite
    else if (isset($_SERVER['HTTP_X_REWRITE_URL'])) {
        $_SERVER['REQUEST_URI'] = $_SERVER['HTTP_X_REWRITE_URL'];
    }
    else
    {
        // Some IIS + PHP configurations puts the script-name in the path-info (No need to append it twice)
        if ( isset($_SERVER['PATH_INFO']) ) {
            if ( $_SERVER['PATH_INFO'] == $_SERVER['SCRIPT_NAME'] )
                $_SERVER['REQUEST_URI'] = $_SERVER['PATH_INFO'];
            else
                $_SERVER['REQUEST_URI'] = $_SERVER['SCRIPT_NAME'] . $_SERVER['PATH_INFO'];
        }

        // 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'];
        }
    }
}

// Fix for PHP as CGI hosts that set SCRIPT_FILENAME to something ending in php.cgi for all requests
if ( isset($_SERVER['SCRIPT_FILENAME']) && ( strpos($_SERVER['SCRIPT_FILENAME'], 'php.cgi') == strlen($_SERVER['SCRIPT_FILENAME']) - 7 ) )
    $_SERVER['SCRIPT_FILENAME'] = $_SERVER['PATH_TRANSLATED'];

// Fix for Dreamhost and other PHP as CGI hosts
if (strpos($_SERVER['SCRIPT_NAME'], 'php.cgi') !== false)
    unset($_SERVER['PATH_INFO']);

// Fix empty PHP_SELF
$PHP_SELF = $_SERVER['PHP_SELF'];
if ( empty($PHP_SELF) )
    $_SERVER['PHP_SELF'] = $PHP_SELF = preg_replace("/(\?.*)?$/",'',$_SERVER["REQUEST_URI"]);

if ( version_compare( '4.3', phpversion(), '>' ) ) {
    die( 'Your server is running PHP version ' . phpversion() . ' but WordPress requires at least 4.3.' );
}

if ( !extension_loaded('mysql') && !file_exists(ABSPATH . 'wp-content/db.php') )
    die( 'Your PHP installation appears to be missing the MySQL extension which is required by WordPress.' );

/**
 * timer_start() - PHP 4 standard microtime start capture
 *
 * @access private
 * @since 0.71
 * @global int $timestart Seconds and Microseconds added together from when function is called
 * @return bool Always returns true
 */
function timer_start() {
    global $timestart;
    $mtime = explode(' ', microtime() );
    $mtime = $mtime[1] + $mtime[0];
    $timestart = $mtime;
    return true;
}

/**
 * timer_stop() - Return and/or display the time from the page start to when function is called.
 *
 * You can get the results and print them by doing:
 * <code>
 * $nTimePageTookToExecute = timer_stop();
 * echo $nTimePageTookToExecute;
 * </code>
 *
 * Or instead, you can do:
 * <code>
 * timer_stop(1);
 * </code>
 * which will do what the above does. If you need the result, you can assign it to a variable, but
 * most cases, you only need to echo it.
 *
 * @since 0.71
 * @global int $timestart Seconds and Microseconds added together from when timer_start() is called
 * @global int $timeend  Seconds and Microseconds added together from when function is called
 *
 * @param int $display Use '0' or null to not echo anything and 1 to echo the total time
 * @param int $precision The amount of digits from the right of the decimal to display. Default is 3.
 * @return float The "second.microsecond" finished time calculation
 */
function timer_stop($display = 0, $precision = 3) { //if called like timer_stop(1), will echo $timetotal
    global $timestart, $timeend;
    $mtime = microtime();
    $mtime = explode(' ',$mtime);
    $mtime = $mtime[1] + $mtime[0];
    $timeend = $mtime;
    $timetotal = $timeend-$timestart;
    $r = ( function_exists('number_format_i18n') ) ? number_format_i18n($timetotal, $precision) : number_format($timetotal, $precision);
    if ( $display )
        echo $r;
    return $r;
}
timer_start();

// Add define('WP_DEBUG',true); to wp-config.php to enable display of notices during development.
if (defined('WP_DEBUG') and WP_DEBUG == true) {
    error_reporting(E_ALL);
} else {
    error_reporting(E_ALL ^ E_NOTICE ^ E_USER_NOTICE);
}

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

/**
 * Stores the location of the WordPress directory of functions, classes, and core content.
 *
 * @since 1.0.0
 */
define('WPINC', 'wp-includes');

if ( !defined('LANGDIR') ) {
    /**
     * Stores the location of the language directory. First looks for language folder in wp-content
     * and uses that folder if it exists. Or it uses the "languages" folder in WPINC.
     *
     * @since 2.1.0
     */
    if ( file_exists(ABSPATH . 'wp-content/languages') && @is_dir(ABSPATH . 'wp-content/languages') )
        define('LANGDIR', 'wp-content/languages'); // no leading slash, no trailing slash
    else
        define('LANGDIR', WPINC . '/languages'); // no leading slash, no trailing slash
}

/**
 * Allows for the plugins directory to be moved from the default location.
 *
 * This isn't used everywhere. Constant is not used in plugin_basename()
 * which might cause conflicts with changing this.
 *
 * @since 2.1
 */
if ( !defined('PLUGINDIR') )
    define('PLUGINDIR', 'wp-content/plugins'); // no leading slash, no trailing slash

require (ABSPATH . WPINC . '/compat.php');
require (ABSPATH . WPINC . '/functions.php');
require (ABSPATH . WPINC . '/classes.php');

require_wp_db();

if ( !empty($wpdb->error) )
    dead_db();

$prefix = $wpdb->set_prefix($table_prefix);

if ( is_wp_error($prefix) )
    wp_die('<strong>ERROR</strong>: <code>$table_prefix</code> in <code>wp-config.php</code> can only contain numbers, letters, and underscores.');
// Table names. prefix is bare "wp_"
$wpdb->blogs        = $wpdb->prefix . 'blogs';
$wpdb->site        = $wpdb->prefix . 'site';
$wpdb->sitemeta        = $wpdb->prefix . 'sitemeta';
$wpdb->sitecategories    = $wpdb->prefix . 'sitecategories';
$wpdb->signups        = $wpdb->prefix . 'signups';
$wpdb->registration_log    = $wpdb->prefix . 'registration_log';
$wpdb->blog_versions    = $wpdb->prefix . 'blog_versions';

if( defined( 'SUNRISE' ) )
    include_once( ABSPATH . 'wp-content/sunrise.php' );

require_once ( ABSPATH . 'wpmu-settings.php' );
$prefix = $table_prefix;
$wpdb->prefix           = $table_prefix; // prefix now includes a blog_id
$wpdb->posts            = $wpdb->prefix . 'posts';
$wpdb->categories       = $wpdb->prefix . 'categories';
$wpdb->post2cat         = $wpdb->prefix . 'post2cat';
$wpdb->comments         = $wpdb->prefix . 'comments';
$wpdb->link2cat         = $wpdb->prefix . 'link2cat';
$wpdb->links            = $wpdb->prefix . 'links';
$wpdb->linkcategories   = $wpdb->prefix . 'linkcategories';
$wpdb->options          = $wpdb->prefix . 'options';
$wpdb->postmeta         = $wpdb->prefix . 'postmeta';
$wpdb->terms            = $wpdb->prefix . 'terms';
$wpdb->term_taxonomy    = $wpdb->prefix . 'term_taxonomy';
$wpdb->term_relationships = $wpdb->prefix . 'term_relationships';
$wpdb->siteid           = $current_blog->site_id;
$wpdb->blogid           = $current_blog->blog_id;

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

if ( file_exists(ABSPATH . 'wp-content/object-cache.php') )
    require_once (ABSPATH . 'wp-content/object-cache.php');
else
    require_once (ABSPATH . WPINC . '/cache.php');

wp_cache_init();

if( !defined( "UPLOADS" ) )
    define( "UPLOADS", "wp-content/blogs.dir/{$wpdb->blogid}/files/" );

require (ABSPATH . WPINC . '/plugin.php');
require (ABSPATH . WPINC . '/default-filters.php');

if( defined( "SHORTINIT" ) && constant( "SHORTINIT" ) == true ) // stop most of WP being loaded, we just want the basics
    return;

include_once(ABSPATH . WPINC . '/streams.php');
include_once(ABSPATH . WPINC . '/gettext.php');
require_once (ABSPATH . WPINC . '/l10n.php');

if ( !is_blog_installed() && (strpos($_SERVER['PHP_SELF'], 'install.php') === false && !defined('WP_INSTALLING')) ) {
    if ( defined('WP_SITEURL') )
        $link = WP_SITEURL . '/wp-admin/install.php';
    elseif (strpos($_SERVER['PHP_SELF'], 'wp-admin') !== false)
        $link = preg_replace('|/wp-admin/?.*?$|', '/', $_SERVER['PHP_SELF']) . 'wp-admin/install.php';
    else
        $link = preg_replace('|/[^/]+?$|', '/', $_SERVER['PHP_SELF']) . 'wp-admin/install.php';
    require_once(ABSPATH . WPINC . '/kses.php');
    require_once(ABSPATH . WPINC . '/pluggable.php');
    wp_redirect($link);
    die(); // have to die here ~ Mark
}

require (ABSPATH . WPINC . '/formatting.php');
require (ABSPATH . WPINC . '/capabilities.php');
require (ABSPATH . WPINC . '/query.php');
require (ABSPATH . WPINC . '/theme.php');
require (ABSPATH . WPINC . '/user.php');
require (ABSPATH . WPINC . '/general-template.php');
require (ABSPATH . WPINC . '/link-template.php');
require (ABSPATH . WPINC . '/author-template.php');
require (ABSPATH . WPINC . '/post.php');
require (ABSPATH . WPINC . '/post-template.php');
require (ABSPATH . WPINC . '/category.php');
require (ABSPATH . WPINC . '/category-template.php');
require (ABSPATH . WPINC . '/comment.php');
require (ABSPATH . WPINC . '/comment-template.php');
require (ABSPATH . WPINC . '/rewrite.php');
require (ABSPATH . WPINC . '/feed.php');
require (ABSPATH . WPINC . '/bookmark.php');
require (ABSPATH . WPINC . '/bookmark-template.php');
require (ABSPATH . WPINC . '/kses.php');
require (ABSPATH . WPINC . '/cron.php');
require (ABSPATH . WPINC . '/version.php');
require (ABSPATH . WPINC . '/deprecated.php');
require (ABSPATH . WPINC . '/script-loader.php');
require (ABSPATH . WPINC . '/taxonomy.php');
require (ABSPATH . WPINC . '/update.php');
require (ABSPATH . WPINC . '/canonical.php');
require (ABSPATH . WPINC . '/shortcodes.php');
require (ABSPATH . WPINC . '/media.php');

require_once( ABSPATH . WPINC . '/wpmu-functions.php' );

if( defined( "WP_INSTALLING" ) == false )
    $current_site->site_name = get_site_option('site_name');

if( $current_site->site_name == false ) {
    $current_site->site_name = ucfirst( $current_site->domain );
}

if( defined('WP_INSTALLING') == false ) {
    $locale = get_option('WPLANG');
    if( $locale === false )
        $locale = get_site_option('WPLANG');
}

$wpdb->hide_errors();
if( defined( 'MUPLUGINDIR' ) == false ) 
    define( 'MUPLUGINDIR', 'wp-content/mu-plugins' );

if( is_dir( ABSPATH . MUPLUGINDIR ) ) {
    if( $dh = opendir( ABSPATH . MUPLUGINDIR ) ) {
        while( ( $plugin = readdir( $dh ) ) !== false ) {
            if( substr( $plugin, -4 ) == '.php' ) {
                include_once( ABSPATH . MUPLUGINDIR . '/' . $plugin );
            }
        }
    }
}
$wpdb->show_errors();

if ( '1' == $current_blog->deleted )
    graceful_fail(__('This user has elected to delete their account and the content is no longer available.'));

if ( '2' == $current_blog->deleted )
        graceful_fail(sprintf(__('This blog has not been activated yet. If you are having problems activating your blog, please contact <a href="mailto:%1$s">%1$s</a>.'), get_site_option( 'admin_email', "support@{$current_site->domain}" )));

if( $current_blog->archived == '1' )
    graceful_fail(__('This blog has been archived or suspended.'));

if( $current_blog->spam == '1' )
    graceful_fail(__('This blog has been archived or suspended.'));

define('COOKIEHASH', '');

/**
 * Should be exactly the same as the default value of SECRET_KEY in wp-config-sample.php
 * @since 2.5
 */
$wp_default_secret_key = 'put your unique phrase here';

/**
 * It is possible to define this in wp-config.php
 * @since 2.0.0
 */
if ( !defined('USER_COOKIE') )
    define('USER_COOKIE', 'wordpressuser');

/**
 * It is possible to define this in wp-config.php
 * @since 2.0.0
 */
if ( !defined('PASS_COOKIE') )
    define('PASS_COOKIE', 'wordpresspass');

/**
 * It is possible to define this in wp-config.php
 * @since 2.5
 */
if ( !defined('AUTH_COOKIE') )
    define('AUTH_COOKIE', 'wordpress');

/**
 * It is possible to define this in wp-config.php
 * @since 2.3.0
 */
if ( !defined('TEST_COOKIE') )
    define('TEST_COOKIE', 'wordpress_test_cookie');

/**
 * It is possible to define this in wp-config.php
 * @since 1.2.0
 */
if ( !defined('COOKIEPATH') )
    define('COOKIEPATH', $current_site->path );

/**
 * It is possible to define this in wp-config.php
 * @since 1.5.0
 */
if ( !defined('SITECOOKIEPATH') )
    define('SITECOOKIEPATH', $current_site->path );

/**
 * It is possible to define this in wp-config.php
 * @since 2.0.0
 */
if ( !defined('COOKIE_DOMAIN') )
    define('COOKIE_DOMAIN', '.' . $current_site->domain);
    
/**
 * It is possible to define this in wp-config.php
 * @since 2.5.0
 */
if ( !defined( 'AUTOSAVE_INTERVAL' ) )
    define( 'AUTOSAVE_INTERVAL', 60 );
    

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

if ( !defined('PLUGINDIR') )
    define('PLUGINDIR', 'wp-content/plugins'); // no leading slash, no trailing slash

if ( get_option('active_plugins') ) {
    $current_plugins = get_option('active_plugins');
    if ( is_array($current_plugins) ) {
        foreach ($current_plugins as $plugin) {
            if ('' != $plugin && file_exists(ABSPATH . PLUGINDIR . '/' . $plugin))
                include_once(ABSPATH . PLUGINDIR . '/' . $plugin);
        }
    }
}

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

/*
 * In most cases the default internal encoding is latin1, which is of no use,
 * since we want to use the mb_ functions for utf-8 strings
 */
if (function_exists('mb_internal_encoding')) {
    if (!@mb_internal_encoding(get_option('blog_charset')))
        mb_internal_encoding('UTF-8');
}


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

do_action('plugins_loaded');

// 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);

do_action('sanitize_comment_cookies');

/**
 * WordPress Query object
 * @global object $wp_the_query
 * @since 2.0.0
 */
$wp_the_query =& new WP_Query();

/**
 * Holds the reference to @see $wp_the_query
 * Use this global for WordPress queries
 * @global object $wp_query
 * @since 1.5.0
 */
$wp_query     =& $wp_the_query;

/**
 * Holds the WordPress Rewrite object for creating pretty URLs
 * @global object $wp_rewrite
 * @since 1.5.0
 */
$wp_rewrite   =& new WP_Rewrite();

/**
 * WordPress Object
 * @global object $wp
 * @since 2.0.0
 */
$wp           =& new WP();


/**
 * Web Path to the current active template directory
 * @since 1.5
 */
define('TEMPLATEPATH', get_template_directory());

/**
 * Web Path to the current active template stylesheet directory
 * @since 2.1
 */
define('STYLESHEETPATH', get_stylesheet_directory());

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

/**
 * The locale of the blog
 * @since 1.5.0
 */
$locale = get_locale();
$locale_file = ABSPATH . LANGDIR . "/$locale.php";
if ( is_readable($locale_file) )
    require_once($locale_file);

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

/**
 * WordPress Locale object for loading locale domain date and various strings.
 * @global object $wp_locale
 * @since 2.1.0
 */
$wp_locale =& new WP_Locale();

// Load functions for active theme.
if ( TEMPLATEPATH !== STYLESHEETPATH && file_exists(STYLESHEETPATH . '/functions.php') )
    include(STYLESHEETPATH . '/functions.php');
if ( file_exists(TEMPLATEPATH . '/functions.php') )
    include(TEMPLATEPATH . '/functions.php');

/**
 * shutdown_action_hook() - Runs just before PHP shuts down execution.
 *
 * @access private
 * @since 1.2
 */
function shutdown_action_hook() {
    do_action('shutdown');
    wp_cache_close();
}
register_shutdown_function('shutdown_action_hook');

$wp->init();  // Sets up current user.

// Everything is loaded and initialized.
do_action('init');

?>