<?php
/**
* Defines constants and global variables that can be overridden, generally in wp-config.php.
*
* @package WordPress
*/
/**
* Defines initial WordPress constants.
*
* @see wp_debug_mode()
*
* @since 3.0.0
*
* @global int $blog_id The current site ID.
* @global string $wp_version The WordPress version string.
*/
function wp_initial_constants() {
global $blog_id, $wp_version;
/**#@+
* Constants for expressing human-readable data sizes in their respective number of bytes.
*
* @since 4.4.0
* @since 6.0.0 `PB_IN_BYTES`, `EB_IN_BYTES`, `ZB_IN_BYTES`, and `YB_IN_BYTES` were added.
*/
define( 'KB_IN_BYTES', 1024 );
define( 'MB_IN_BYTES', 1024 * KB_IN_BYTES );
define( 'GB_IN_BYTES', 1024 * MB_IN_BYTES );
define( 'TB_IN_BYTES', 1024 * GB_IN_BYTES );
define( 'PB_IN_BYTES', 1024 * TB_IN_BYTES );
define( 'EB_IN_BYTES', 1024 * PB_IN_BYTES );
define( 'ZB_IN_BYTES', 1024 * EB_IN_BYTES );
define( 'YB_IN_BYTES', 1024 * ZB_IN_BYTES );
/**#@-*/
// Start of run timestamp.
if ( ! defined( 'WP_START_TIMESTAMP' ) ) {
define( 'WP_START_TIMESTAMP', microtime( true ) );
}
$current_limit = ini_get( 'memory_limit' );
$current_limit_int = wp_convert_hr_to_bytes( $current_limit );
// Define memory limits.
if ( ! defined( 'WP_MEMORY_LIMIT' ) ) {
if ( false === wp_is_ini_value_changeable( 'memory_limit' ) ) {
define( 'WP_MEMORY_LIMIT', $current_limit );
} elseif ( is_multisite() ) {
define( 'WP_MEMORY_LIMIT', '64M' );
} else {
define( 'WP_MEMORY_LIMIT', '40M' );
}
}
if ( ! defined( 'WP_MAX_MEMORY_LIMIT' ) ) {
if ( false === wp_is_ini_value_changeable( 'memory_limit' ) ) {
define( 'WP_MAX_MEMORY_LIMIT', $current_limit );
} elseif ( -1 === $current_limit_int || $current_limit_int > 256 * MB_IN_BYTES ) {
define( 'WP_MAX_MEMORY_LIMIT', $current_limit );
} elseif ( wp_convert_hr_to_bytes( WP_MEMORY_LIMIT ) > 256 * MB_IN_BYTES ) {
define( 'WP_MAX_MEMORY_LIMIT', WP_MEMORY_LIMIT );
} else {
define( 'WP_MAX_MEMORY_LIMIT', '256M' );
}
}
// Set memory limits.
$wp_limit_int = wp_convert_hr_to_bytes( WP_MEMORY_LIMIT );
if ( -1 !== $current_limit_int && ( -1 === $wp_limit_int || $wp_limit_int > $current_limit_int ) ) {
ini_set( 'memory_limit', WP_MEMORY_LIMIT );
}
if ( ! isset( $blog_id ) ) {
$blog_id = 1;
}
if ( ! defined( 'WP_CONTENT_DIR' ) ) {
define( 'WP_CONTENT_DIR', ABSPATH . 'wp-content' ); // No trailing slash, full paths only - WP_CONTENT_URL is defined further down.
}
/*
* Add define( 'WP_DEVELOPMENT_MODE', 'core' ), or define( 'WP_DEVELOPMENT_MODE', 'plugin' ), or
* define( 'WP_DEVELOPMENT_MODE', 'theme' ), or define( 'WP_DEVELOPMENT_MODE', 'all' ) to wp-config.php
* to signify development mode for WordPress core, a plugin, a theme, or all three types respectively.
*/
if ( ! defined( 'WP_DEVELOPMENT_MODE' ) ) {
define( 'WP_DEVELOPMENT_MODE', '' );
}
// Add define( 'WP_DEBUG', true ); to wp-config.php to enable display of notices during development.
if ( ! defined( 'WP_DEBUG' ) ) {
if ( wp_get_development_mode() || 'development' === wp_get_environment_type() ) {
define( 'WP_DEBUG', true );
} else {
define( 'WP_DEBUG', false );
}
}
/*
* Add define( 'WP_DEBUG_DISPLAY', null ); to wp-config.php to use the globally configured setting
* for 'display_errors' and not force errors to be displayed. Use false to force 'display_errors' off.
*/
if ( ! defined( 'WP_DEBUG_DISPLAY' ) ) {
define( 'WP_DEBUG_DISPLAY', true );
}
// Add define( 'WP_DEBUG_LOG', true ); to enable error logging to wp-content/debug.log.
if ( ! defined( 'WP_DEBUG_LOG' ) ) {
define( 'WP_DEBUG_LOG', false );
}
if ( ! defined( 'WP_CACHE' ) ) {
define( 'WP_CACHE', false );
}
/*
* Add define( 'SCRIPT_DEBUG', true ); to wp-config.php to enable loading of non-minified,
* non-concatenated scripts and stylesheets.
*/
if ( ! defined( 'SCRIPT_DEBUG' ) ) {
if ( ! empty( $wp_version ) ) {
$develop_src = str_contains( $wp_version, '-src' );
} else {
$develop_src = false;
}
define( 'SCRIPT_DEBUG', $develop_src );
}
/**
* Private
*/
if ( ! defined( 'MEDIA_TRASH' ) ) {
define( 'MEDIA_TRASH', false );
}
if ( ! defined( 'SHORTINIT' ) ) {
define( 'SHORTINIT', false );
}
// Constants for features added to WP that should short-circuit their plugin implementations.
define( 'WP_FEATURE_BETTER_PASSWORDS', true );
/**#@+
* Constants for expressing human-readable intervals
* in their respective number of seconds.
*
* Please note that these values are approximate and are provided for convenience.
* For example, MONTH_IN_SECONDS wrongly assumes every month has 30 days and
* YEAR_IN_SECONDS does not take leap years into account.
*
* If you need more accuracy please consider using the DateTime class (https://www.php.net/manual/en/class.datetime.php).
*
* @since 3.5.0
* @since 4.4.0 Introduced `MONTH_IN_SECONDS`.
*/
define( 'MINUTE_IN_SECONDS', 60 );
define( 'HOUR_IN_SECONDS', 60 * MINUTE_IN_SECONDS );
define( 'DAY_IN_SECONDS', 24 * HOUR_IN_SECONDS );
define( 'WEEK_IN_SECONDS', 7 * DAY_IN_SECONDS );
define( 'MONTH_IN_SECONDS', 30 * DAY_IN_SECONDS );
define( 'YEAR_IN_SECONDS', 365 * DAY_IN_SECONDS );
/**#@-*/
}
/**
* Defines plugin directory WordPress constants.
*
* Defines must-use plugin directory constants, which may be overridden in the sunrise.php drop-in.
*
* @since 3.0.0
*/
function wp_plugin_directory_constants() {
if ( ! defined( 'WP_CONTENT_URL' ) ) {
define( 'WP_CONTENT_URL', get_option( 'siteurl' ) . '/wp-content' ); // Full URL - WP_CONTENT_DIR is defined further up.
}
/**
* Allows for the plugins directory to be moved from the default location.
*
* @since 2.6.0
*/
if ( ! defined( 'WP_PLUGIN_DIR' ) ) {
define( 'WP_PLUGIN_DIR', WP_CONTENT_DIR . '/plugins' ); // Full path, no trailing slash.
}
/**
* Allows for the plugins directory to be moved from the default location.
*
* @since 2.6.0
*/
if ( ! defined( 'WP_PLUGIN_URL' ) ) {
define( 'WP_PLUGIN_URL', WP_CONTENT_URL . '/plugins' ); // Full URL, no trailing slash.
}
/**
* Allows for the plugins directory to be moved from the default location.
*
* @since 2.1.0
* @deprecated
*/
if ( ! defined( 'PLUGINDIR' ) ) {
define( 'PLUGINDIR', 'wp-content/plugins' ); // Relative to ABSPATH. For back compat.
}
/**
* Allows for the mu-plugins directory to be moved from the default location.
*
* @since 2.8.0
*/
if ( ! defined( 'WPMU_PLUGIN_DIR' ) ) {
define( 'WPMU_PLUGIN_DIR', WP_CONTENT_DIR . '/mu-plugins' ); // Full path, no trailing slash.
}
/**
* Allows for the mu-plugins directory to be moved from the default location.
*
* @since 2.8.0
*/
if ( ! defined( 'WPMU_PLUGIN_URL' ) ) {
define( 'WPMU_PLUGIN_URL', WP_CONTENT_URL . '/mu-plugins' ); // Full URL, no trailing slash.
}
/**
* Allows for the mu-plugins directory to be moved from the default location.
*
* @since 2.8.0
* @deprecated
*/
if ( ! defined( 'MUPLUGINDIR' ) ) {
define( 'MUPLUGINDIR', 'wp-content/mu-plugins' ); // Relative to ABSPATH. For back compat.
}
}
/**
* Defines cookie-related WordPress constants.
*
* Defines constants after multisite is loaded.
*
* @since 3.0.0
*/
function wp_cookie_constants() {
/**
* Used to guarantee unique hash cookies.
*
* @since 1.5.0
*/
if ( ! defined( 'COOKIEHASH' ) ) {
$siteurl = get_site_option( 'siteurl' );
if ( $siteurl ) {
define( 'COOKIEHASH', md5( $siteurl ) );
} else {
define( 'COOKIEHASH', '' );
}
}
/**
* @since 2.0.0
*/
if ( ! defined( 'USER_COOKIE' ) ) {
define( 'USER_COOKIE', 'wordpressuser_' . COOKIEHASH );
}
/**
* @since 2.0.0
*/
if ( ! defined( 'PASS_COOKIE' ) ) {
define( 'PASS_COOKIE', 'wordpresspass_' . COOKIEHASH );
}
/**
* @since 2.5.0
*/
if ( ! defined( 'AUTH_COOKIE' ) ) {
define( 'AUTH_COOKIE', 'wordpress_' . COOKIEHASH );
}
/**
* @since 2.6.0
*/
if ( ! defined( 'SECURE_AUTH_COOKIE' ) ) {
define( 'SECURE_AUTH_COOKIE', 'wordpress_sec_' . COOKIEHASH );
}
/**
* @since 2.6.0
*/
if ( ! defined( 'LOGGED_IN_COOKIE' ) ) {
define( 'LOGGED_IN_COOKIE', 'wordpress_logged_in_' . COOKIEHASH );
}
/**
* @since 2.3.0
*/
if ( ! defined( 'TEST_COOKIE' ) ) {
define( 'TEST_COOKIE', 'wordpress_test_cookie' );
}
/**
* @since 1.2.0
*/
if ( ! defined( 'COOKIEPATH' ) ) {
define( 'COOKIEPATH', preg_replace( '|https?://[^/]+|i', '', get_option( 'home' ) . '/' ) );
}
/**
* @since 1.5.0
*/
if ( ! defined( 'SITECOOKIEPATH' ) ) {
define( 'SITECOOKIEPATH', preg_replace( '|https?://[^/]+|i', '', get_option( 'siteurl' ) . '/' ) );
}
/**
* @since 2.6.0
*/
if ( ! defined( 'ADMIN_COOKIE_PATH' ) ) {
define( 'ADMIN_COOKIE_PATH', SITECOOKIEPATH . 'wp-admin' );
}
/**
* @since 2.6.0
*/
if ( ! defined( 'PLUGINS_COOKIE_PATH' ) ) {
define( 'PLUGINS_COOKIE_PATH', preg_replace( '|https?://[^/]+|i', '', WP_PLUGIN_URL ) );
}
/**
* @since 2.0.0
* @since 6.6.0 The value has changed from false to an empty string.
*/
if ( ! defined( 'COOKIE_DOMAIN' ) ) {
define( 'COOKIE_DOMAIN', '' );
}
if ( ! defined( 'RECOVERY_MODE_COOKIE' ) ) {
/**
* @since 5.2.0
*/
define( 'RECOVERY_MODE_COOKIE', 'wordpress_rec_' . COOKIEHASH );
}
}
/**
* Defines SSL-related WordPress constants.
*
* @since 3.0.0
*/
function wp_ssl_constants() {
/**
* @since 2.6.0
*/
if ( ! defined( 'FORCE_SSL_ADMIN' ) ) {
if ( 'https' === parse_url( get_option( 'siteurl' ), PHP_URL_SCHEME ) ) {
define( 'FORCE_SSL_ADMIN', true );
} else {
define( 'FORCE_SSL_ADMIN', false );
}
}
force_ssl_admin( FORCE_SSL_ADMIN );
/**
* @since 2.6.0
* @deprecated 4.0.0
*/
if ( defined( 'FORCE_SSL_LOGIN' ) && FORCE_SSL_LOGIN ) {
force_ssl_admin( true );
}
}
/**
* Defines functionality-related WordPress constants.
*
* @since 3.0.0
*/
function wp_functionality_constants() {
/**
* @since 2.5.0
*/
if ( ! defined( 'AUTOSAVE_INTERVAL' ) ) {
define( 'AUTOSAVE_INTERVAL', MINUTE_IN_SECONDS );
}
/**
* @since 2.9.0
*/
if ( ! defined( 'EMPTY_TRASH_DAYS' ) ) {
define( 'EMPTY_TRASH_DAYS', 30 );
}
if ( ! defined( 'WP_POST_REVISIONS' ) ) {
define( 'WP_POST_REVISIONS', true );
}
/**
* @since 3.3.0
*/
if ( ! defined( 'WP_CRON_LOCK_TIMEOUT' ) ) {
define( 'WP_CRON_LOCK_TIMEOUT', MINUTE_IN_SECONDS );
}
}
/**
* Defines templating-related WordPress constants.
*
* @since 3.0.0
*/
function wp_templating_constants() {
/**
* Filesystem path to the current active template directory.
*
* @since 1.5.0
* @deprecated 6.4.0 Use get_template_directory() instead.
* @see get_template_directory()
*/
define( 'TEMPLATEPATH', get_template_directory() );
/**
* Filesystem path to the current active template stylesheet directory.
*
* @since 2.1.0
* @deprecated 6.4.0 Use get_stylesheet_directory() instead.
* @see get_stylesheet_directory()
*/
define( 'STYLESHEETPATH', get_stylesheet_directory() );
/**
* Slug of the default theme for this installation.
* Used as the default theme when installing new sites.
* It will be used as the fallback if the active theme doesn't exist.
*
* @since 3.0.0
*
* @see WP_Theme::get_core_default_theme()
*/
if ( ! defined( 'WP_DEFAULT_THEME' ) ) {
define( 'WP_DEFAULT_THEME', 'twentytwentyfive' );
}
}