wp-load.php
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<?php
/**
* Bootstrap file for setting the ABSPATH constant
* and loading the wp-config.php file. The wp-config.php
* file will then load the wp-settings.php file, which
* will then set up the WordPress environment.
*
* If the wp-config.php file is not found then an error
* will be displayed asking the visitor to set up the
* wp-config.php file.
*
* Will also search for wp-config.php in WordPress' parent
* directory to allow the WordPress directory to remain
* untouched.
*
* @package WordPress
*/
/** Define ABSPATH as this file's directory */
if ( ! defined( 'ABSPATH' ) ) {
define( 'ABSPATH', __DIR__ . '/' );
}
/*
* The error_reporting() function can be disabled in php.ini. On systems where that is the case,
* it's best to add a dummy function to the wp-config.php file, but as this call to the function
* is run prior to wp-config.php loading, it is wrapped in a function_exists() check.
*/
if ( function_exists( 'error_reporting' ) ) {
/*
* Initialize error reporting to a known set of levels.
*
* This will be adapted in wp_debug_mode() located in wp-includes/load.php based on WP_DEBUG.
* @see http://php.net/manual/en/errorfunc.constants.php List of known error levels.
*/
error_reporting( E_CORE_ERROR | E_CORE_WARNING | E_COMPILE_ERROR | E_ERROR | E_WARNING | E_PARSE | E_USER_ERROR | E_USER_WARNING | E_RECOVERABLE_ERROR );
}
/*
* If wp-config.php exists in the WordPress root, or if it exists in the root and wp-settings.php
* doesn't, load wp-config.php. The secondary check for wp-settings.php has the added benefit
* of avoiding cases where the current directory is a nested installation, e.g. / is WordPress(a)
* and /blog/ is WordPress(b).
*
* If neither set of conditions is true, initiate loading the setup process.
*/
if ( file_exists( ABSPATH . 'wp-config.php' ) ) {
/** The config file resides in ABSPATH */
require_once ABSPATH . 'wp-config.php';
} elseif ( @file_exists( dirname( ABSPATH ) . '/wp-config.php' ) && ! @file_exists( dirname( ABSPATH ) . '/wp-settings.php' ) ) {
/** The config file resides one level above ABSPATH but is not part of another installation */
require_once dirname( ABSPATH ) . '/wp-config.php';
} else {
// A config file doesn't exist.
define( 'WPINC', 'wp-includes' );
require_once ABSPATH . WPINC . '/load.php';
// Standardize $_SERVER variables across setups.
wp_fix_server_vars();
require_once ABSPATH . WPINC . '/functions.php';
$path = wp_guess_url() . '/wp-admin/setup-config.php';
/*
* We're going to redirect to setup-config.php. While this shouldn't result
* in an infinite loop, that's a silly thing to assume, don't you think? If
* we're traveling in circles, our last-ditch effort is "Need more help?"
*/
if ( false === strpos( $_SERVER['REQUEST_URI'], 'setup-config' ) ) {
header( 'Location: ' . $path );
exit;
}
define( 'WP_CONTENT_DIR', ABSPATH . 'wp-content' );
require_once ABSPATH . WPINC . '/version.php';
wp_check_php_mysql_versions();
wp_load_translations_early();
// Die with an error message.
$die = '<p>' . sprintf(
/* translators: %s: wp-config.php */
__( "There doesn't seem to be a %s file. I need this before we can get started." ),
'<code>wp-config.php</code>'
) . '</p>';
$die .= '<p>' . sprintf(
/* translators: 1: Documentation URL, 2: wp-config.php */
__( 'Need more help? <a href="%1$s">Read the support article on %2$s</a>.' ),
__( 'https://wordpress.org/support/article/editing-wp-config-php/' ),
'<code>wp-config.php</code>'
) . '</p>';
$die .= '<p>' . sprintf(
/* translators: %s: wp-config.php */
__( "You can create a %s file through a web interface, but this doesn't work for all server setups. The safest way is to manually create the file." ),
'<code>wp-config.php</code>'
) . '</p>';
$die .= '<p><a href="' . $path . '" class="button button-large">' . __( 'Create a Configuration File' ) . '</a></p>';
wp_die( $die, __( 'WordPress › Error' ) );
}