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Path: ~/home/caidadmin/dev.heralds.sca-caid.org/wp-includes/

File Content: `load.php`

<?php
/**
 * These functions are needed to load WordPress.
 *
 * @package WordPress
 */

/**
 * Return the HTTP protocol sent by the server.
 *
 * @since 4.4.0
 *
 * @return string The HTTP protocol. Default: HTTP/1.0.
 */
function wp_get_server_protocol() {
	$protocol = isset( $_SERVER['SERVER_PROTOCOL'] ) ? $_SERVER['SERVER_PROTOCOL'] : '';
	if ( ! in_array( $protocol, array( 'HTTP/1.1', 'HTTP/2', 'HTTP/2.0', 'HTTP/3' ), true ) ) {
		$protocol = 'HTTP/1.0';
	}
	return $protocol;
}

/**
 * Fix `$_SERVER` variables for various setups.
 *
 * @since 3.0.0
 * @access private
 *
 * @global string $PHP_SELF The filename of the currently executing script,
 *                          relative to the document root.
 */
function wp_fix_server_vars() {
	global $PHP_SELF;

	$default_server_values = array(
		'SERVER_SOFTWARE' => '',
		'REQUEST_URI'     => '',
	);

	$_SERVER = array_merge( $default_server_values, $_SERVER );

	// Fix for IIS when running with PHP ISAPI.
	if ( empty( $_SERVER['REQUEST_URI'] ) || ( 'cgi-fcgi' !== PHP_SAPI && preg_match( '/^Microsoft-IIS\//', $_SERVER['SERVER_SOFTWARE'] ) ) ) {

		if ( isset( $_SERVER['HTTP_X_ORIGINAL_URL'] ) ) {
			// IIS Mod-Rewrite.
			$_SERVER['REQUEST_URI'] = $_SERVER['HTTP_X_ORIGINAL_URL'];
		} elseif ( isset( $_SERVER['HTTP_X_REWRITE_URL'] ) ) {
			// IIS Isapi_Rewrite.
			$_SERVER['REQUEST_URI'] = $_SERVER['HTTP_X_REWRITE_URL'];
		} else {
			// Use ORIG_PATH_INFO if there is no PATH_INFO.
			if ( ! isset( $_SERVER['PATH_INFO'] ) && isset( $_SERVER['ORIG_PATH_INFO'] ) ) {
				$_SERVER['PATH_INFO'] = $_SERVER['ORIG_PATH_INFO'];
			}

			// Some IIS + PHP configurations put 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 ( ! 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 ( isset( $_SERVER['SCRIPT_NAME'] ) && ( strpos( $_SERVER['SCRIPT_NAME'], 'php.cgi' ) !== false ) ) {
		unset( $_SERVER['PATH_INFO'] );
	}

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

	wp_populate_basic_auth_from_authorization_header();
}

/**
 * Populates the Basic Auth server details from the Authorization header.
 *
 * Some servers running in CGI or FastCGI mode don't pass the Authorization
 * header on to WordPress.  If it's been rewritten to the `HTTP_AUTHORIZATION` header,
 * fill in the proper $_SERVER variables instead.
 *
 * @since 5.6.0
 */
function wp_populate_basic_auth_from_authorization_header() {
	// If we don't have anything to pull from, return early.
	if ( ! isset( $_SERVER['HTTP_AUTHORIZATION'] ) && ! isset( $_SERVER['REDIRECT_HTTP_AUTHORIZATION'] ) ) {
		return;
	}

	// If either PHP_AUTH key is already set, do nothing.
	if ( isset( $_SERVER['PHP_AUTH_USER'] ) || isset( $_SERVER['PHP_AUTH_PW'] ) ) {
		return;
	}

	// From our prior conditional, one of these must be set.
	$header = isset( $_SERVER['HTTP_AUTHORIZATION'] ) ? $_SERVER['HTTP_AUTHORIZATION'] : $_SERVER['REDIRECT_HTTP_AUTHORIZATION'];

	// Test to make sure the pattern matches expected.
	if ( ! preg_match( '%^Basic [a-z\d/+]*={0,2}$%i', $header ) ) {
		return;
	}

	// Removing `Basic ` the token would start six characters in.
	$token    = substr( $header, 6 );
	$userpass = base64_decode( $token );

	list( $user, $pass ) = explode( ':', $userpass );

	// Now shove them in the proper keys where we're expecting later on.
	$_SERVER['PHP_AUTH_USER'] = $user;
	$_SERVER['PHP_AUTH_PW']   = $pass;
}

/**
 * Check for the required PHP version, and the MySQL extension or
 * a database drop-in.
 *
 * Dies if requirements are not met.
 *
 * @since 3.0.0
 * @access private
 *
 * @global string $required_php_version The required PHP version string.
 * @global string $wp_version           The WordPress version string.
 */
function wp_check_php_mysql_versions() {
	global $required_php_version, $wp_version;
	$php_version = phpversion();

	if ( version_compare( $required_php_version, $php_version, '>' ) ) {
		$protocol = wp_get_server_protocol();
		header( sprintf( '%s 500 Internal Server Error', $protocol ), true, 500 );
		header( 'Content-Type: text/html; charset=utf-8' );
		printf( 'Your server is running PHP version %1$s but WordPress %2$s requires at least %3$s.', $php_version, $wp_version, $required_php_version );
		exit( 1 );
	}

	if ( ! extension_loaded( 'mysql' ) && ! extension_loaded( 'mysqli' ) && ! extension_loaded( 'mysqlnd' )
		// This runs before default constants are defined, so we can't assume WP_CONTENT_DIR is set yet.
		&& ( defined( 'WP_CONTENT_DIR' ) && ! file_exists( WP_CONTENT_DIR . '/db.php' )
			|| ! file_exists( ABSPATH . 'wp-content/db.php' ) )
	) {
		require_once ABSPATH . WPINC . '/functions.php';
		wp_load_translations_early();
		$args = array(
			'exit' => false,
			'code' => 'mysql_not_found',
		);
		wp_die(
			__( 'Your PHP installation appears to be missing the MySQL extension which is required by WordPress.' ),
			__( 'Requirements Not Met' ),
			$args
		);
		exit( 1 );
	}
}

/**
 * Retrieves the current environment type.
 *
 * The type can be set via the `WP_ENVIRONMENT_TYPE` global system variable,
 * or a constant of the same name.
 *
 * Possible values are 'local', 'development', 'staging', and 'production'.
 * If not set, the type defaults to 'production'.
 *
 * @since 5.5.0
 * @since 5.5.1 Added the 'local' type.
 * @since 5.5.1 Removed the ability to alter the list of types.
 *
 * @return string The current environment type.
 */
function wp_get_environment_type() {
	static $current_env = '';

	if ( ! defined( 'WP_RUN_CORE_TESTS' ) && $current_env ) {
		return $current_env;
	}

	$wp_environments = array(
		'local',
		'development',
		'staging',
		'production',
	);

	// Add a note about the deprecated WP_ENVIRONMENT_TYPES constant.
	if ( defined( 'WP_ENVIRONMENT_TYPES' ) && function_exists( '_deprecated_argument' ) ) {
		if ( function_exists( '__' ) ) {
			/* translators: %s: WP_ENVIRONMENT_TYPES */
			$message = sprintf( __( 'The %s constant is no longer supported.' ), 'WP_ENVIRONMENT_TYPES' );
		} else {
			$message = sprintf( 'The %s constant is no longer supported.', 'WP_ENVIRONMENT_TYPES' );
		}

		_deprecated_argument(
			'define()',
			'5.5.1',
			$message
		);
	}

	// Check if the environment variable has been set, if `getenv` is available on the system.
	if ( function_exists( 'getenv' ) ) {
		$has_env = getenv( 'WP_ENVIRONMENT_TYPE' );
		if ( false !== $has_env ) {
			$current_env = $has_env;
		}
	}

	// Fetch the environment from a constant, this overrides the global system variable.
	if ( defined( 'WP_ENVIRONMENT_TYPE' ) ) {
		$current_env = WP_ENVIRONMENT_TYPE;
	}

	// Make sure the environment is an allowed one, and not accidentally set to an invalid value.
	if ( ! in_array( $current_env, $wp_environments, true ) ) {
		$current_env = 'production';
	}

	return $current_env;
}

/**
 * Don't load all of WordPress when handling a favicon.ico request.
 *
 * Instead, send the headers for a zero-length favicon and bail.
 *
 * @since 3.0.0
 * @deprecated 5.4.0 Deprecated in favor of do_favicon().
 */
function wp_favicon_request() {
	if ( '/favicon.ico' === $_SERVER['REQUEST_URI'] ) {
		header( 'Content-Type: image/vnd.microsoft.icon' );
		exit;
	}
}

/**
 * Die with a maintenance message when conditions are met.
 *
 * The default message can be replaced by using a drop-in (maintenance.php in
 * the wp-content directory).
 *
 * @since 3.0.0
 * @access private
 */
function wp_maintenance() {
	// Return if maintenance mode is disabled.
	if ( ! wp_is_maintenance_mode() ) {
		return;
	}

	if ( file_exists( WP_CONTENT_DIR . '/maintenance.php' ) ) {
		require_once WP_CONTENT_DIR . '/maintenance.php';
		die();
	}

	require_once ABSPATH . WPINC . '/functions.php';
	wp_load_translations_early();

	header( 'Retry-After: 600' );

	wp_die(
		__( 'Briefly unavailable for scheduled maintenance. Check back in a minute.' ),
		__( 'Maintenance' ),
		503
	);
}

/**
 * Check if maintenance mode is enabled.
 *
 * Checks for a file in the WordPress root directory named ".maintenance".
 * This file will contain the variable $upgrading, set to the time the file
 * was created. If the file was created less than 10 minutes ago, WordPress
 * is in maintenance mode.
 *
 * @since 5.5.0
 *
 * @global int $upgrading The Unix timestamp marking when upgrading WordPress began.
 *
 * @return bool True if maintenance mode is enabled, false otherwise.
 */
function wp_is_maintenance_mode() {
	global $upgrading;

	if ( ! file_exists( ABSPATH . '.maintenance' ) || wp_installing() ) {
		return false;
	}

	require ABSPATH . '.maintenance';
	// If the $upgrading timestamp is older than 10 minutes, consider maintenance over.
	if ( ( time() - $upgrading ) >= 10 * MINUTE_IN_SECONDS ) {
		return false;
	}

	/**
	 * Filters whether to enable maintenance mode.
	 *
	 * This filter runs before it can be used by plugins. It is designed for
	 * non-web runtimes. If this filter returns true, maintenance mode will be
	 * active and the request will end. If false, the request will be allowed to
	 * continue processing even if maintenance mode should be active.
	 *
	 * @since 4.6.0
	 *
	 * @param bool $enable_checks Whether to enable maintenance mode. Default true.
	 * @param int  $upgrading     The timestamp set in the .maintenance file.
	 */
	if ( ! apply_filters( 'enable_maintenance_mode', true, $upgrading ) ) {
		return false;
	}

	return true;
}

/**
 * Get the time elapsed so far during this PHP script.
 *
 * Uses REQUEST_TIME_FLOAT that appeared in PHP 5.4.0.
 *
 * @since 5.8.0
 *
 * @return float Seconds since the PHP script started.
 */
function timer_float() {
	return microtime( true ) - $_SERVER['REQUEST_TIME_FLOAT'];
}

/**
 * Start the WordPress micro-timer.
 *
 * @since 0.71
 * @access private
 *
 * @global float $timestart Unix timestamp set at the beginning of the page load.
 * @see timer_stop()
 *
 * @return bool Always returns true.
 */
function timer_start() {
	global $timestart;
	$timestart = microtime( true );
	return true;
}

/**
 * Retrieve or display the time from the page start to when function is called.
 *
 * @since 0.71
 *
 * @global float   $timestart Seconds from when timer_start() is called.
 * @global float   $timeend   Seconds from when function is called.
 *
 * @param int|bool $display   Whether to echo or return the results. Accepts 0|false for return,
 *                            1|true for echo. Default 0|false.
 * @param int      $precision The number of digits from the right of the decimal to display.
 *                            Default 3.
 * @return string The "second.microsecond" finished time calculation. The number is formatted
 *                for human consumption, both localized and rounded.
 */
function timer_stop( $display = 0, $precision = 3 ) {
	global $timestart, $timeend;
	$timeend   = microtime( true );
	$timetotal = $timeend - $timestart;
	$r         = ( function_exists( 'number_format_i18n' ) ) ? number_format_i18n( $timetotal, $precision ) : number_format( $timetotal, $precision );
	if ( $display ) {
		echo $r;
	}
	return $r;
}

/**
 * Set PHP error reporting based on WordPress debug settings.
 *
 * Uses three constants: `WP_DEBUG`, `WP_DEBUG_DISPLAY`, and `WP_DEBUG_LOG`.
 * All three can be defined in wp-config.php. By default, `WP_DEBUG` and
 * `WP_DEBUG_LOG` are set to false, and `WP_DEBUG_DISPLAY` is set to true.
 *
 * When `WP_DEBUG` is true, all PHP notices are reported. WordPress will also
 * display internal notices: when a deprecated WordPress function, function
 * argument, or file is used. Deprecated code may be removed from a later
 * version.
 *
 * It is strongly recommended that plugin and theme developers use `WP_DEBUG`
 * in their development environments.
 *
 * `WP_DEBUG_DISPLAY` and `WP_DEBUG_LOG` perform no function unless `WP_DEBUG`
 * is true.
 *
 * When `WP_DEBUG_DISPLAY` is true, WordPress will force errors to be displayed.
 * `WP_DEBUG_DISPLAY` defaults to true. Defining it as null prevents WordPress
 * from changing the global configuration setting. Defining `WP_DEBUG_DISPLAY`
 * as false will force errors to be hidden.
 *
 * When `WP_DEBUG_LOG` is true, errors will be logged to `wp-content/debug.log`.
 * When `WP_DEBUG_LOG` is a valid path, errors will be logged to the specified file.
 *
 * Errors are never displayed for XML-RPC, REST, `ms-files.php`, and Ajax requests.
 *
 * @since 3.0.0
 * @since 5.1.0 `WP_DEBUG_LOG` can be a file path.
 * @access private
 */
function wp_debug_mode() {
	/**
	 * Filters whether to allow the debug mode check to occur.
	 *
	 * This filter runs before it can be used by plugins. It is designed for
	 * non-web runtimes. Returning false causes the `WP_DEBUG` and related
	 * constants to not be checked and the default PHP values for errors
	 * will be used unless you take care to update them yourself.
	 *
	 * To use this filter you must define a `$wp_filter` global before
	 * WordPress loads, usually in `wp-config.php`.
	 *
	 * Example:
	 *
	 *     $GLOBALS['wp_filter'] = array(
	 *         'enable_wp_debug_mode_checks' => array(
	 *             10 => array(
	 *                 array(
	 *                     'accepted_args' => 0,
	 *                     'function'      => function() {
	 *                         return false;
	 *                     },
	 *                 ),
	 *             ),
	 *         ),
	 *     );
	 *
	 * @since 4.6.0
	 *
	 * @param bool $enable_debug_mode Whether to enable debug mode checks to occur. Default true.
	 */
	if ( ! apply_filters( 'enable_wp_debug_mode_checks', true ) ) {
		return;
	}

	if ( WP_DEBUG ) {
		error_reporting( E_ALL );

		if ( WP_DEBUG_DISPLAY ) {
			ini_set( 'display_errors', 1 );
		} elseif ( null !== WP_DEBUG_DISPLAY ) {
			ini_set( 'display_errors', 0 );
		}

		if ( in_array( strtolower( (string) WP_DEBUG_LOG ), array( 'true', '1' ), true ) ) {
			$log_path = WP_CONTENT_DIR . '/debug.log';
		} elseif ( is_string( WP_DEBUG_LOG ) ) {
			$log_path = WP_DEBUG_LOG;
		} else {
			$log_path = false;
		}

		if ( $log_path ) {
			ini_set( 'log_errors', 1 );
			ini_set( 'error_log', $log_path );
		}
	} else {
		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 (
		defined( 'XMLRPC_REQUEST' ) || defined( 'REST_REQUEST' ) || defined( 'MS_FILES_REQUEST' ) ||
		( defined( 'WP_INSTALLING' ) && WP_INSTALLING ) ||
		wp_doing_ajax() || wp_is_json_request() ) {
		ini_set( 'display_errors', 0 );
	}
}

/**
 * Set the location of the language directory.
 *
 * To set directory manually, define the `WP_LANG_DIR` constant
 * in wp-config.php.
 *
 * If the language directory exists within `WP_CONTENT_DIR`, it
 * is used. Otherwise the language directory is assumed to live
 * in `WPINC`.
 *
 * @since 3.0.0
 * @access private
 */
function wp_set_lang_dir() {
	if ( ! defined( 'WP_LANG_DIR' ) ) {
		if ( file_exists( WP_CONTENT_DIR . '/languages' ) && @is_dir( WP_CONTENT_DIR . '/languages' ) || ! @is_dir( ABSPATH . WPINC . '/languages' ) ) {
			/**
			 * Server path of the language directory.
			 *
			 * No leading slash, no trailing slash, full path, not relative to ABSPATH
			 *
			 * @since 2.1.0
			 */
			define( 'WP_LANG_DIR', WP_CONTENT_DIR . '/languages' );
			if ( ! defined( 'LANGDIR' ) ) {
				// Old static relative path maintained for limited backward compatibility - won't work in some cases.
				define( 'LANGDIR', 'wp-content/languages' );
			}
		} else {
			/**
			 * Server path of the language directory.
			 *
			 * No leading slash, no trailing slash, full path, not relative to `ABSPATH`.
			 *
			 * @since 2.1.0
			 */
			define( 'WP_LANG_DIR', ABSPATH . WPINC . '/languages' );
			if ( ! defined( 'LANGDIR' ) ) {
				// Old relative path maintained for backward compatibility.
				define( 'LANGDIR', WPINC . '/languages' );
			}
		}
	}
}

/**
 * Load the database class file and instantiate the `$wpdb` global.
 *
 * @since 2.5.0
 *
 * @global wpdb $wpdb WordPress database abstraction object.
 */
function require_wp_db() {
	global $wpdb;

	require_once ABSPATH . WPINC . '/wp-db.php';
	if ( file_exists( WP_CONTENT_DIR . '/db.php' ) ) {
		require_once WP_CONTENT_DIR . '/db.php';
	}

	if ( isset( $wpdb ) ) {
		return;
	}

	$dbuser     = defined( 'DB_USER' ) ? DB_USER : '';
	$dbpassword = defined( 'DB_PASSWORD' ) ? DB_PASSWORD : '';
	$dbname     = defined( 'DB_NAME' ) ? DB_NAME : '';
	$dbhost     = defined( 'DB_HOST' ) ? DB_HOST : '';

	$wpdb = new wpdb( $dbuser, $dbpassword, $dbname, $dbhost );
}

/**
 * Set the database table prefix and the format specifiers for database
 * table columns.
 *
 * Columns not listed here default to `%s`.
 *
 * @since 3.0.0
 * @access private
 *
 * @global wpdb   $wpdb         WordPress database abstraction object.
 * @global string $table_prefix The database table prefix.
 */
function wp_set_wpdb_vars() {
	global $wpdb, $table_prefix;
	if ( ! empty( $wpdb->error ) ) {
		dead_db();
	}

	$wpdb->field_types = array(
		'post_author'      => '%d',
		'post_parent'      => '%d',
		'menu_order'       => '%d',
		'term_id'          => '%d',
		'term_group'       => '%d',
		'term_taxonomy_id' => '%d',
		'parent'           => '%d',
		'count'            => '%d',
		'object_id'        => '%d',
		'term_order'       => '%d',
		'ID'               => '%d',
		'comment_ID'       => '%d',
		'comment_post_ID'  => '%d',
		'comment_parent'   => '%d',
		'user_id'          => '%d',
		'link_id'          => '%d',
		'link_owner'       => '%d',
		'link_rating'      => '%d',
		'option_id'        => '%d',
		'blog_id'          => '%d',
		'meta_id'          => '%d',
		'post_id'          => '%d',
		'user_status'      => '%d',
		'umeta_id'         => '%d',
		'comment_karma'    => '%d',
		'comment_count'    => '%d',
		// Multisite:
		'active'           => '%d',
		'cat_id'           => '%d',
		'deleted'          => '%d',
		'lang_id'          => '%d',
		'mature'           => '%d',
		'public'           => '%d',
		'site_id'          => '%d',
		'spam'             => '%d',
	);

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

	if ( is_wp_error( $prefix ) ) {
		wp_load_translations_early();
		wp_die(
			sprintf(
				/* translators: 1: $table_prefix, 2: wp-config.php */
				__( '<strong>Error</strong>: %1$s in %2$s can only contain numbers, letters, and underscores.' ),
				'<code>$table_prefix</code>',
				'<code>wp-config.php</code>'
			)
		);
	}
}

/**
 * Toggle `$_wp_using_ext_object_cache` on and off without directly
 * touching global.
 *
 * @since 3.7.0
 *
 * @global bool $_wp_using_ext_object_cache
 *
 * @param bool $using Whether external object cache is being used.
 * @return bool The current 'using' setting.
 */
function wp_using_ext_object_cache( $using = null ) {
	global $_wp_using_ext_object_cache;
	$current_using = $_wp_using_ext_object_cache;
	if ( null !== $using ) {
		$_wp_using_ext_object_cache = $using;
	}
	return $current_using;
}

/**
 * Start the WordPress object cache.
 *
 * If an object-cache.php file exists in the wp-content directory,
 * it uses that drop-in as an external object cache.
 *
 * @since 3.0.0
 * @access private
 *
 * @global array $wp_filter Stores all of the filters.
 */
function wp_start_object_cache() {
	global $wp_filter;
	static $first_init = true;

	// Only perform the following checks once.

	/**
	 * Filters whether to enable loading of the object-cache.php drop-in.
	 *
	 * This filter runs before it can be used by plugins. It is designed for non-web
	 * runtimes. If false is returned, object-cache.php will never be loaded.
	 *
	 * @since 5.8.0
	 *
	 * @param bool $enable_object_cache Whether to enable loading object-cache.php (if present).
	 *                                  Default true.
	 */
	if ( $first_init && apply_filters( 'enable_loading_object_cache_dropin', true ) ) {
		if ( ! function_exists( 'wp_cache_init' ) ) {
			/*
			 * This is the normal situation. First-run of this function. No
			 * caching backend has been loaded.
			 *
			 * We try to load a custom caching backend, and then, if it
			 * results in a wp_cache_init() function existing, we note
			 * that an external object cache is being used.
			 */
			if ( file_exists( WP_CONTENT_DIR . '/object-cache.php' ) ) {
				require_once WP_CONTENT_DIR . '/object-cache.php';
				if ( function_exists( 'wp_cache_init' ) ) {
					wp_using_ext_object_cache( true );
				}

				// Re-initialize any hooks added manually by object-cache.php.
				if ( $wp_filter ) {
					$wp_filter = WP_Hook::build_preinitialized_hooks( $wp_filter );
				}
			}
		} elseif ( ! wp_using_ext_object_cache() && file_exists( WP_CONTENT_DIR . '/object-cache.php' ) ) {
			/*
			 * Sometimes advanced-cache.php can load object-cache.php before
			 * this function is run. This breaks the function_exists() check
			 * above and can result in wp_using_ext_object_cache() returning
			 * false when actually an external cache is in use.
			 */
			wp_using_ext_object_cache( true );
		}
	}

	if ( ! wp_using_ext_object_cache() ) {
		require_once ABSPATH . WPINC . '/cache.php';
	}

	require_once ABSPATH . WPINC . '/cache-compat.php';

	/*
	 * If cache supports reset, reset instead of init if already
	 * initialized. Reset signals to the cache that global IDs
	 * have changed and it may need to update keys and cleanup caches.
	 */
	if ( ! $first_init && function_exists( 'wp_cache_switch_to_blog' ) ) {
		wp_cache_switch_to_blog( get_current_blog_id() );
	} elseif ( function_exists( 'wp_cache_init' ) ) {
		wp_cache_init();
	}

	if ( function_exists( 'wp_cache_add_global_groups' ) ) {
		wp_cache_add_global_groups( array( 'users', 'userlogins', 'usermeta', 'user_meta', 'useremail', 'userslugs', 'site-transient', 'site-options', 'blog-lookup', 'blog-details', 'site-details', 'rss', 'global-posts', 'blog-id-cache', 'networks', 'sites', 'blog_meta' ) );
		wp_cache_add_non_persistent_groups( array( 'counts', 'plugins' ) );
	}

	$first_init = false;
}

/**
 * Redirect to the installer if WordPress is not installed.
 *
 * Dies with an error message when Multisite is enabled.
 *
 * @since 3.0.0
 * @access private
 */
function wp_not_installed() {
	if ( is_multisite() ) {
		if ( ! is_blog_installed() && ! wp_installing() ) {
			nocache_headers();

			wp_die( __( 'The site you have requested is not installed properly. Please contact the system administrator.' ) );
		}
	} elseif ( ! is_blog_installed() && ! wp_installing() ) {
		nocache_headers();

		require ABSPATH . WPINC . '/kses.php';
		require ABSPATH . WPINC . '/pluggable.php';

		$link = wp_guess_url() . '/wp-admin/install.php';

		wp_redirect( $link );
		die();
	}
}

/**
 * Retrieve an array of must-use plugin files.
 *
 * The default directory is wp-content/mu-plugins. To change the default
 * directory manually, define `WPMU_PLUGIN_DIR` and `WPMU_PLUGIN_URL`
 * in wp-config.php.
 *
 * @since 3.0.0
 * @access private
 *
 * @return string[] Array of absolute paths of files to include.
 */
function wp_get_mu_plugins() {
	$mu_plugins = array();
	if ( ! is_dir( WPMU_PLUGIN_DIR ) ) {
		return $mu_plugins;
	}
	$dh = opendir( WPMU_PLUGIN_DIR );
	if ( ! $dh ) {
		return $mu_plugins;
	}
	while ( ( $plugin = readdir( $dh ) ) !== false ) {
		if ( '.php' === substr( $plugin, -4 ) ) {
			$mu_plugins[] = WPMU_PLUGIN_DIR . '/' . $plugin;
		}
	}
	closedir( $dh );
	sort( $mu_plugins );

	return $mu_plugins;
}

/**
 * Retrieve an array of active and valid plugin files.
 *
 * While upgrading or installing WordPress, no plugins are returned.
 *
 * The default directory is `wp-content/plugins`. To change the default
 * directory manually, define `WP_PLUGIN_DIR` and `WP_PLUGIN_URL`
 * in `wp-config.php`.
 *
 * @since 3.0.0
 * @access private
 *
 * @return string[] Array of paths to plugin files relative to the plugins directory.
 */
function wp_get_active_and_valid_plugins() {
	$plugins        = array();
	$active_plugins = (array) get_option( 'active_plugins', array() );

	// Check for hacks file if the option is enabled.
	if ( get_option( 'hack_file' ) && file_exists( ABSPATH . 'my-hacks.php' ) ) {
		_deprecated_file( 'my-hacks.php', '1.5.0' );
		array_unshift( $plugins, ABSPATH . 'my-hacks.php' );
	}

	if ( empty( $active_plugins ) || wp_installing() ) {
		return $plugins;
	}

	$network_plugins = is_multisite() ? wp_get_active_network_plugins() : false;

	foreach ( $active_plugins as $plugin ) {
		if ( ! validate_file( $plugin )                     // $plugin must validate as file.
			&& '.php' === substr( $plugin, -4 )             // $plugin must end with '.php'.
			&& file_exists( WP_PLUGIN_DIR . '/' . $plugin ) // $plugin must exist.
			// Not already included as a network plugin.
			&& ( ! $network_plugins || ! in_array( WP_PLUGIN_DIR . '/' . $plugin, $network_plugins, true ) )
			) {
			$plugins[] = WP_PLUGIN_DIR . '/' . $plugin;
		}
	}

	/*
	 * Remove plugins from the list of active plugins when we're on an endpoint
	 * that should be protected against WSODs and the plugin is paused.
	 */
	if ( wp_is_recovery_mode() ) {
		$plugins = wp_skip_paused_plugins( $plugins );
	}

	return $plugins;
}

/**
 * Filters a given list of plugins, removing any paused plugins from it.
 *
 * @since 5.2.0
 *
 * @param string[] $plugins Array of absolute plugin main file paths.
 * @return string[] Filtered array of plugins, without any paused plugins.
 */
function wp_skip_paused_plugins( array $plugins ) {
	$paused_plugins = wp_paused_plugins()->get_all();

	if ( empty( $paused_plugins ) ) {
		return $plugins;
	}

	foreach ( $plugins as $index => $plugin ) {
		list( $plugin ) = explode( '/', plugin_basename( $plugin ) );

		if ( array_key_exists( $plugin, $paused_plugins ) ) {
			unset( $plugins[ $index ] );

			// Store list of paused plugins for displaying an admin notice.
			$GLOBALS['_paused_plugins'][ $plugin ] = $paused_plugins[ $plugin ];
		}
	}

	return $plugins;
}

/**
 * Retrieves an array of active and valid themes.
 *
 * While upgrading or installing WordPress, no themes are returned.
 *
 * @since 5.1.0
 * @access private
 *
 * @return string[] Array of absolute paths to theme directories.
 */
function wp_get_active_and_valid_themes() {
	global $pagenow;

	$themes = array();

	if ( wp_installing() && 'wp-activate.php' !== $pagenow ) {
		return $themes;
	}

	if ( TEMPLATEPATH !== STYLESHEETPATH ) {
		$themes[] = STYLESHEETPATH;
	}

	$themes[] = TEMPLATEPATH;

	/*
	 * Remove themes from the list of active themes when we're on an endpoint
	 * that should be protected against WSODs and the theme is paused.
	 */
	if ( wp_is_recovery_mode() ) {
		$themes = wp_skip_paused_themes( $themes );

		// If no active and valid themes exist, skip loading themes.
		if ( empty( $themes ) ) {
			add_filter( 'wp_using_themes', '__return_false' );
		}
	}

	return $themes;
}

/**
 * Filters a given list of themes, removing any paused themes from it.
 *
 * @since 5.2.0
 *
 * @param string[] $themes Array of absolute theme directory paths.
 * @return string[] Filtered array of absolute paths to themes, without any paused themes.
 */
function wp_skip_paused_themes( array $themes ) {
	$paused_themes = wp_paused_themes()->get_all();

	if ( empty( $paused_themes ) ) {
		return $themes;
	}

	foreach ( $themes as $index => $theme ) {
		$theme = basename( $theme );

		if ( array_key_exists( $theme, $paused_themes ) ) {
			unset( $themes[ $index ] );

			// Store list of paused themes for displaying an admin notice.
			$GLOBALS['_paused_themes'][ $theme ] = $paused_themes[ $theme ];
		}
	}

	return $themes;
}

/**
 * Is WordPress in Recovery Mode.
 *
 * In this mode, plugins or themes that cause WSODs will be paused.
 *
 * @since 5.2.0
 *
 * @return bool
 */
function wp_is_recovery_mode() {
	return wp_recovery_mode()->is_active();
}

/**
 * Determines whether we are currently on an endpoint that should be protected against WSODs.
 *
 * @since 5.2.0
 *
 * @global string $pagenow
 *
 * @return bool True if the current endpoint should be protected.
 */
function is_protected_endpoint() {
	// Protect login pages.
	if ( isset( $GLOBALS['pagenow'] ) && 'wp-login.php' === $GLOBALS['pagenow'] ) {
		return true;
	}

	// Protect the admin backend.
	if ( is_admin() && ! wp_doing_ajax() ) {
		return true;
	}

	// Protect Ajax actions that could help resolve a fatal error should be available.
	if ( is_protected_ajax_action() ) {
		return true;
	}

	/**
	 * Filters whether the current request is against a protected endpoint.
	 *
	 * This filter is only fired when an endpoint is requested which is not already protected by
	 * WordPress core. As such, it exclusively allows providing further protected endpoints in
	 * addition to the admin backend, login pages and protected Ajax actions.
	 *
	 * @since 5.2.0
	 *
	 * @param bool $is_protected_endpoint Whether the currently requested endpoint is protected.
	 *                                    Default false.
	 */
	return (bool) apply_filters( 'is_protected_endpoint', false );
}

/**
 * Determines whether we are currently handling an Ajax action that should be protected against WSODs.
 *
 * @since 5.2.0
 *
 * @return bool True if the current Ajax action should be protected.
 */
function is_protected_ajax_action() {
	if ( ! wp_doing_ajax() ) {
		return false;
	}

	if ( ! isset( $_REQUEST['action'] ) ) {
		return false;
	}

	$actions_to_protect = array(
		'edit-theme-plugin-file', // Saving changes in the core code editor.
		'heartbeat',              // Keep the heart beating.
		'install-plugin',         // Installing a new plugin.
		'install-theme',          // Installing a new theme.
		'search-plugins',         // Searching in the list of plugins.
		'search-install-plugins', // Searching for a plugin in the plugin install screen.
		'update-plugin',          // Update an existing plugin.
		'update-theme',           // Update an existing theme.
	);

	/**
	 * Filters the array of protected Ajax actions.
	 *
	 * This filter is only fired when doing Ajax and the Ajax request has an 'action' property.
	 *
	 * @since 5.2.0
	 *
	 * @param string[] $actions_to_protect Array of strings with Ajax actions to protect.
	 */
	$actions_to_protect = (array) apply_filters( 'wp_protected_ajax_actions', $actions_to_protect );

	if ( ! in_array( $_REQUEST['action'], $actions_to_protect, true ) ) {
		return false;
	}

	return true;
}

/**
 * Set internal encoding.
 *
 * 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.
 *
 * @since 3.0.0
 * @access private
 */
function wp_set_internal_encoding() {
	if ( function_exists( 'mb_internal_encoding' ) ) {
		$charset = get_option( 'blog_charset' );
		// phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged
		if ( ! $charset || ! @mb_internal_encoding( $charset ) ) {
			mb_internal_encoding( 'UTF-8' );
		}
	}
}

/**
 * Add magic quotes to `$_GET`, `$_POST`, `$_COOKIE`, and `$_SERVER`.
 *
 * Also forces `$_REQUEST` to be `$_GET + $_POST`. If `$_SERVER`,
 * `$_COOKIE`, or `$_ENV` are needed, use those superglobals directly.
 *
 * @since 3.0.0
 * @access private
 */
function wp_magic_quotes() {
	// Escape with wpdb.
	$_GET    = add_magic_quotes( $_GET );
	$_POST   = add_magic_quotes( $_POST );
	$_COOKIE = add_magic_quotes( $_COOKIE );
	$_SERVER = add_magic_quotes( $_SERVER );

	// Force REQUEST to be GET + POST.
	$_REQUEST = array_merge( $_GET, $_POST );
}

/**
 * Runs just before PHP shuts down execution.
 *
 * @since 1.2.0
 * @access private
 */
function shutdown_action_hook() {
	/**
	 * Fires just before PHP shuts down execution.
	 *
	 * @since 1.2.0
	 */
	do_action( 'shutdown' );

	wp_cache_close();
}

/**
 * Copy an object.
 *
 * @since 2.7.0
 * @deprecated 3.2.0
 *
 * @param object $object The object to clone.
 * @return object The cloned object.
 */
function wp_clone( $object ) {
	// Use parens for clone to accommodate PHP 4. See #17880.
	return clone( $object );
}

/**
 * Determines whether the current request is for an administrative interface page.
 *
 * Does not check if the user is an administrator; use current_user_can()
 * for checking roles and capabilities.
 *
 * For more information on this and similar theme functions, check out
 * the {@link https://developer.wordpress.org/themes/basics/conditional-tags/
 * Conditional Tags} article in the Theme Developer Handbook.
 *
 * @since 1.5.1
 *
 * @global WP_Screen $current_screen WordPress current screen object.
 *
 * @return bool True if inside WordPress administration interface, false otherwise.
 */
function is_admin() {
	if ( isset( $GLOBALS['current_screen'] ) ) {
		return $GLOBALS['current_screen']->in_admin();
	} elseif ( defined( 'WP_ADMIN' ) ) {
		return WP_ADMIN;
	}

	return false;
}

/**
 * Whether the current request is for a site's administrative interface.
 *
 * e.g. `/wp-admin/`
 *
 * Does not check if the user is an administrator; use current_user_can()
 * for checking roles and capabilities.
 *
 * @since 3.1.0
 *
 * @global WP_Screen $current_screen WordPress current screen object.
 *
 * @return bool True if inside WordPress blog administration pages.
 */
function is_blog_admin() {
	if ( isset( $GLOBALS['current_screen'] ) ) {
		return $GLOBALS['current_screen']->in_admin( 'site' );
	} elseif ( defined( 'WP_BLOG_ADMIN' ) ) {
		return WP_BLOG_ADMIN;
	}

	return false;
}

/**
 * Whether the current request is for the network administrative interface.
 *
 * e.g. `/wp-admin/network/`
 *
 * Does not check if the user is an administrator; use current_user_can()
 * for checking roles and capabilities.
 *
 * Does not check if the site is a Multisite network; use is_multisite()
 * for checking if Multisite is enabled.
 *
 * @since 3.1.0
 *
 * @global WP_Screen $current_screen WordPress current screen object.
 *
 * @return bool True if inside WordPress network administration pages.
 */
function is_network_admin() {
	if ( isset( $GLOBALS['current_screen'] ) ) {
		return $GLOBALS['current_screen']->in_admin( 'network' );
	} elseif ( defined( 'WP_NETWORK_ADMIN' ) ) {
		return WP_NETWORK_ADMIN;
	}

	return false;
}

/**
 * Whether the current request is for a user admin screen.
 *
 * e.g. `/wp-admin/user/`
 *
 * Does not check if the user is an administrator; use current_user_can()
 * for checking roles and capabilities.
 *
 * @since 3.1.0
 *
 * @global WP_Screen $current_screen WordPress current screen object.
 *
 * @return bool True if inside WordPress user administration pages.
 */
function is_user_admin() {
	if ( isset( $GLOBALS['current_screen'] ) ) {
		return $GLOBALS['current_screen']->in_admin( 'user' );
	} elseif ( defined( 'WP_USER_ADMIN' ) ) {
		return WP_USER_ADMIN;
	}

	return false;
}

/**
 * If Multisite is enabled.
 *
 * @since 3.0.0
 *
 * @return bool True if Multisite is enabled, false otherwise.
 */
function is_multisite() {
	if ( defined( 'MULTISITE' ) ) {
		return MULTISITE;
	}

	if ( defined( 'SUBDOMAIN_INSTALL' ) || defined( 'VHOST' ) || defined( 'SUNRISE' ) ) {
		return true;
	}

	return false;
}

/**
 * Retrieve the current site ID.
 *
 * @since 3.1.0
 *
 * @global int $blog_id
 *
 * @return int Site ID.
 */
function get_current_blog_id() {
	global $blog_id;
	return absint( $blog_id );
}

/**
 * Retrieves the current network ID.
 *
 * @since 4.6.0
 *
 * @return int The ID of the current network.
 */
function get_current_network_id() {
	if ( ! is_multisite() ) {
		return 1;
	}

	$current_network = get_network();

	if ( ! isset( $current_network->id ) ) {
		return get_main_network_id();
	}

	return absint( $current_network->id );
}

/**
 * Attempt an early load of translations.
 *
 * Used for errors encountered during the initial loading process, before
 * the locale has been properly detected and loaded.
 *
 * Designed for unusual load sequences (like setup-config.php) or for when
 * the script will then terminate with an error, otherwise there is a risk
 * that a file can be double-included.
 *
 * @since 3.4.0
 * @access private
 *
 * @global WP_Locale $wp_locale WordPress date and time locale object.
 */
function wp_load_translations_early() {
	global $wp_locale;

	static $loaded = false;
	if ( $loaded ) {
		return;
	}
	$loaded = true;

	if ( function_exists( 'did_action' ) && did_action( 'init' ) ) {
		return;
	}

	// We need $wp_local_package.
	require ABSPATH . WPINC . '/version.php';

	// Translation and localization.
	require_once ABSPATH . WPINC . '/pomo/mo.php';
	require_once ABSPATH . WPINC . '/l10n.php';
	require_once ABSPATH . WPINC . '/class-wp-locale.php';
	require_once ABSPATH . WPINC . '/class-wp-locale-switcher.php';

	// General libraries.
	require_once ABSPATH . WPINC . '/plugin.php';

	$locales   = array();
	$locations = array();

	while ( true ) {
		if ( defined( 'WPLANG' ) ) {
			if ( '' === WPLANG ) {
				break;
			}
			$locales[] = WPLANG;
		}

		if ( isset( $wp_local_package ) ) {
			$locales[] = $wp_local_package;
		}

		if ( ! $locales ) {
			break;
		}

		if ( defined( 'WP_LANG_DIR' ) && @is_dir( WP_LANG_DIR ) ) {
			$locations[] = WP_LANG_DIR;
		}

		if ( defined( 'WP_CONTENT_DIR' ) && @is_dir( WP_CONTENT_DIR . '/languages' ) ) {
			$locations[] = WP_CONTENT_DIR . '/languages';
		}

		if ( @is_dir( ABSPATH . 'wp-content/languages' ) ) {
			$locations[] = ABSPATH . 'wp-content/languages';
		}

		if ( @is_dir( ABSPATH . WPINC . '/languages' ) ) {
			$locations[] = ABSPATH . WPINC . '/languages';
		}

		if ( ! $locations ) {
			break;
		}

		$locations = array_unique( $locations );

		foreach ( $locales as $locale ) {
			foreach ( $locations as $location ) {
				if ( file_exists( $location . '/' . $locale . '.mo' ) ) {
					load_textdomain( 'default', $location . '/' . $locale . '.mo' );
					if ( defined( 'WP_SETUP_CONFIG' ) && file_exists( $location . '/admin-' . $locale . '.mo' ) ) {
						load_textdomain( 'default', $location . '/admin-' . $locale . '.mo' );
					}
					break 2;
				}
			}
		}

		break;
	}

	$wp_locale = new WP_Locale();
}

/**
 * Check or set whether WordPress is in "installation" mode.
 *
 * If the `WP_INSTALLING` constant is defined during the bootstrap, `wp_installing()` will default to `true`.
 *
 * @since 4.4.0
 *
 * @param bool $is_installing Optional. True to set WP into Installing mode, false to turn Installing mode off.
 *                            Omit this parameter if you only want to fetch the current status.
 * @return bool True if WP is installing, otherwise false. When a `$is_installing` is passed, the function will
 *              report whether WP was in installing mode prior to the change to `$is_installing`.
 */
function wp_installing( $is_installing = null ) {
	static $installing = null;

	// Support for the `WP_INSTALLING` constant, defined before WP is loaded.
	if ( is_null( $installing ) ) {
		$installing = defined( 'WP_INSTALLING' ) && WP_INSTALLING;
	}

	if ( ! is_null( $is_installing ) ) {
		$old_installing = $installing;
		$installing     = $is_installing;
		return (bool) $old_installing;
	}

	return (bool) $installing;
}

/**
 * Determines if SSL is used.
 *
 * @since 2.6.0
 * @since 4.6.0 Moved from functions.php to load.php.
 *
 * @return bool True if SSL, otherwise false.
 */
function is_ssl() {
	if ( isset( $_SERVER['HTTPS'] ) ) {
		if ( 'on' === strtolower( $_SERVER['HTTPS'] ) ) {
			return true;
		}

		if ( '1' == $_SERVER['HTTPS'] ) {
			return true;
		}
	} elseif ( isset( $_SERVER['SERVER_PORT'] ) && ( '443' == $_SERVER['SERVER_PORT'] ) ) {
		return true;
	}
	return false;
}

/**
 * Converts a shorthand byte value to an integer byte value.
 *
 * @since 2.3.0
 * @since 4.6.0 Moved from media.php to load.php.
 *
 * @link https://www.php.net/manual/en/function.ini-get.php
 * @link https://www.php.net/manual/en/faq.using.php#faq.using.shorthandbytes
 *
 * @param string $value A (PHP ini) byte value, either shorthand or ordinary.
 * @return int An integer byte value.
 */
function wp_convert_hr_to_bytes( $value ) {
	$value = strtolower( trim( $value ) );
	$bytes = (int) $value;

	if ( false !== strpos( $value, 'g' ) ) {
		$bytes *= GB_IN_BYTES;
	} elseif ( false !== strpos( $value, 'm' ) ) {
		$bytes *= MB_IN_BYTES;
	} elseif ( false !== strpos( $value, 'k' ) ) {
		$bytes *= KB_IN_BYTES;
	}

	// Deal with large (float) values which run into the maximum integer size.
	return min( $bytes, PHP_INT_MAX );
}

/**
 * Determines whether a PHP ini value is changeable at runtime.
 *
 * @since 4.6.0
 *
 * @link https://www.php.net/manual/en/function.ini-get-all.php
 *
 * @param string $setting The name of the ini setting to check.
 * @return bool True if the value is changeable at runtime. False otherwise.
 */
function wp_is_ini_value_changeable( $setting ) {
	static $ini_all;

	if ( ! isset( $ini_all ) ) {
		$ini_all = false;
		// Sometimes `ini_get_all()` is disabled via the `disable_functions` option for "security purposes".
		if ( function_exists( 'ini_get_all' ) ) {
			$ini_all = ini_get_all();
		}
	}

	// Bit operator to workaround https://bugs.php.net/bug.php?id=44936 which changes access level to 63 in PHP 5.2.6 - 5.2.17.
	if ( isset( $ini_all[ $setting ]['access'] ) && ( INI_ALL === ( $ini_all[ $setting ]['access'] & 7 ) || INI_USER === ( $ini_all[ $setting ]['access'] & 7 ) ) ) {
		return true;
	}

	// If we were unable to retrieve the details, fail gracefully to assume it's changeable.
	if ( ! is_array( $ini_all ) ) {
		return true;
	}

	return false;
}

/**
 * Determines whether the current request is a WordPress Ajax request.
 *
 * @since 4.7.0
 *
 * @return bool True if it's a WordPress Ajax request, false otherwise.
 */
function wp_doing_ajax() {
	/**
	 * Filters whether the current request is a WordPress Ajax request.
	 *
	 * @since 4.7.0
	 *
	 * @param bool $wp_doing_ajax Whether the current request is a WordPress Ajax request.
	 */
	return apply_filters( 'wp_doing_ajax', defined( 'DOING_AJAX' ) && DOING_AJAX );
}

/**
 * Determines whether the current request should use themes.
 *
 * @since 5.1.0
 *
 * @return bool True if themes should be used, false otherwise.
 */
function wp_using_themes() {
	/**
	 * Filters whether the current request should use themes.
	 *
	 * @since 5.1.0
	 *
	 * @param bool $wp_using_themes Whether the current request should use themes.
	 */
	return apply_filters( 'wp_using_themes', defined( 'WP_USE_THEMES' ) && WP_USE_THEMES );
}

/**
 * Determines whether the current request is a WordPress cron request.
 *
 * @since 4.8.0
 *
 * @return bool True if it's a WordPress cron request, false otherwise.
 */
function wp_doing_cron() {
	/**
	 * Filters whether the current request is a WordPress cron request.
	 *
	 * @since 4.8.0
	 *
	 * @param bool $wp_doing_cron Whether the current request is a WordPress cron request.
	 */
	return apply_filters( 'wp_doing_cron', defined( 'DOING_CRON' ) && DOING_CRON );
}

/**
 * Checks whether the given variable is a WordPress Error.
 *
 * Returns whether `$thing` is an instance of the `WP_Error` class.
 *
 * @since 2.1.0
 *
 * @param mixed $thing The variable to check.
 * @return bool Whether the variable is an instance of WP_Error.
 */
function is_wp_error( $thing ) {
	$is_wp_error = ( $thing instanceof WP_Error );

	if ( $is_wp_error ) {
		/**
		 * Fires when `is_wp_error()` is called and its parameter is an instance of `WP_Error`.
		 *
		 * @since 5.6.0
		 *
		 * @param WP_Error $thing The error object passed to `is_wp_error()`.
		 */
		do_action( 'is_wp_error_instance', $thing );
	}

	return $is_wp_error;
}

/**
 * Determines whether file modifications are allowed.
 *
 * @since 4.8.0
 *
 * @param string $context The usage context.
 * @return bool True if file modification is allowed, false otherwise.
 */
function wp_is_file_mod_allowed( $context ) {
	/**
	 * Filters whether file modifications are allowed.
	 *
	 * @since 4.8.0
	 *
	 * @param bool   $file_mod_allowed Whether file modifications are allowed.
	 * @param string $context          The usage context.
	 */
	return apply_filters( 'file_mod_allowed', ! defined( 'DISALLOW_FILE_MODS' ) || ! DISALLOW_FILE_MODS, $context );
}

/**
 * Start scraping edited file errors.
 *
 * @since 4.9.0
 */
function wp_start_scraping_edited_file_errors() {
	if ( ! isset( $_REQUEST['wp_scrape_key'] ) || ! isset( $_REQUEST['wp_scrape_nonce'] ) ) {
		return;
	}
	$key   = substr( sanitize_key( wp_unslash( $_REQUEST['wp_scrape_key'] ) ), 0, 32 );
	$nonce = wp_unslash( $_REQUEST['wp_scrape_nonce'] );

	if ( get_transient( 'scrape_key_' . $key ) !== $nonce ) {
		echo "###### wp_scraping_result_start:$key ######";
		echo wp_json_encode(
			array(
				'code'    => 'scrape_nonce_failure',
				'message' => __( 'Scrape key check failed. Please try again.' ),
			)
		);
		echo "###### wp_scraping_result_end:$key ######";
		die();
	}
	if ( ! defined( 'WP_SANDBOX_SCRAPING' ) ) {
		define( 'WP_SANDBOX_SCRAPING', true );
	}
	register_shutdown_function( 'wp_finalize_scraping_edited_file_errors', $key );
}

/**
 * Finalize scraping for edited file errors.
 *
 * @since 4.9.0
 *
 * @param string $scrape_key Scrape key.
 */
function wp_finalize_scraping_edited_file_errors( $scrape_key ) {
	$error = error_get_last();
	echo "\n###### wp_scraping_result_start:$scrape_key ######\n";
	if ( ! empty( $error ) && in_array( $error['type'], array( E_CORE_ERROR, E_COMPILE_ERROR, E_ERROR, E_PARSE, E_USER_ERROR, E_RECOVERABLE_ERROR ), true ) ) {
		$error = str_replace( ABSPATH, '', $error );
		echo wp_json_encode( $error );
	} else {
		echo wp_json_encode( true );
	}
	echo "\n###### wp_scraping_result_end:$scrape_key ######\n";
}

/**
 * Checks whether current request is a JSON request, or is expecting a JSON response.
 *
 * @since 5.0.0
 *
 * @return bool True if `Accepts` or `Content-Type` headers contain `application/json`.
 *              False otherwise.
 */
function wp_is_json_request() {

	if ( isset( $_SERVER['HTTP_ACCEPT'] ) && wp_is_json_media_type( $_SERVER['HTTP_ACCEPT'] ) ) {
		return true;
	}

	if ( isset( $_SERVER['CONTENT_TYPE'] ) && wp_is_json_media_type( $_SERVER['CONTENT_TYPE'] ) ) {
		return true;
	}

	return false;

}

/**
 * Checks whether current request is a JSONP request, or is expecting a JSONP response.
 *
 * @since 5.2.0
 *
 * @return bool True if JSONP request, false otherwise.
 */
function wp_is_jsonp_request() {
	if ( ! isset( $_GET['_jsonp'] ) ) {
		return false;
	}

	if ( ! function_exists( 'wp_check_jsonp_callback' ) ) {
		require_once ABSPATH . WPINC . '/functions.php';
	}

	$jsonp_callback = $_GET['_jsonp'];
	if ( ! wp_check_jsonp_callback( $jsonp_callback ) ) {
		return false;
	}

	/** This filter is documented in wp-includes/rest-api/class-wp-rest-server.php */
	$jsonp_enabled = apply_filters( 'rest_jsonp_enabled', true );

	return $jsonp_enabled;

}

/**
 * Checks whether a string is a valid JSON Media Type.
 *
 * @since 5.6.0
 *
 * @param string $media_type A Media Type string to check.
 * @return bool True if string is a valid JSON Media Type.
 */
function wp_is_json_media_type( $media_type ) {
	static $cache = array();

	if ( ! isset( $cache[ $media_type ] ) ) {
		$cache[ $media_type ] = (bool) preg_match( '/(^|\s|,)application\/([\w!#\$&-\^\.\+]+\+)?json(\+oembed)?($|\s|;|,)/i', $media_type );
	}

	return $cache[ $media_type ];
}

/**
 * Checks whether current request is an XML request, or is expecting an XML response.
 *
 * @since 5.2.0
 *
 * @return bool True if `Accepts` or `Content-Type` headers contain `text/xml`
 *              or one of the related MIME types. False otherwise.
 */
function wp_is_xml_request() {
	$accepted = array(
		'text/xml',
		'application/rss+xml',
		'application/atom+xml',
		'application/rdf+xml',
		'text/xml+oembed',
		'application/xml+oembed',
	);

	if ( isset( $_SERVER['HTTP_ACCEPT'] ) ) {
		foreach ( $accepted as $type ) {
			if ( false !== strpos( $_SERVER['HTTP_ACCEPT'], $type ) ) {
				return true;
			}
		}
	}

	if ( isset( $_SERVER['CONTENT_TYPE'] ) && in_array( $_SERVER['CONTENT_TYPE'], $accepted, true ) ) {
		return true;
	}

	return false;
}

/**
 * Checks if this site is protected by HTTP Basic Auth.
 *
 * At the moment, this merely checks for the present of Basic Auth credentials. Therefore, calling
 * this function with a context different from the current context may give inaccurate results.
 * In a future release, this evaluation may be made more robust.
 *
 * Currently, this is only used by Application Passwords to prevent a conflict since it also utilizes
 * Basic Auth.
 *
 * @since 5.6.1
 *
 * @global string $pagenow The current page.
 *
 * @param string $context The context to check for protection. Accepts 'login', 'admin', and 'front'.
 *                        Defaults to the current context.
 * @return bool Whether the site is protected by Basic Auth.
 */
function wp_is_site_protected_by_basic_auth( $context = '' ) {
	global $pagenow;

	if ( ! $context ) {
		if ( 'wp-login.php' === $pagenow ) {
			$context = 'login';
		} elseif ( is_admin() ) {
			$context = 'admin';
		} else {
			$context = 'front';
		}
	}

	$is_protected = ! empty( $_SERVER['PHP_AUTH_USER'] ) || ! empty( $_SERVER['PHP_AUTH_PW'] );

	/**
	 * Filters whether a site is protected by HTTP Basic Auth.
	 *
	 * @since 5.6.1
	 *
	 * @param bool $is_protected Whether the site is protected by Basic Auth.
	 * @param string $context    The context to check for protection. One of 'login', 'admin', or 'front'.
	 */
	return apply_filters( 'wp_is_site_protected_by_basic_auth', $is_protected, $context );
}

Edit Rename Chmod Delete

FILE FOLDER

Name	Size	Permission
ID3	---	0755
IXR	---	0755
PHPMailer	---	0755
Requests	---	0755
SimplePie	---	0755
Text	---	0755
assets	---	0755
block-patterns	---	0755
block-supports	---	0755
blocks	---	0755
certificates	---	0755
css	---	0755
customize	---	0755
fonts	---	0755
images	---	0755
js	---	0555
php-compat	---	0755
pomo	---	0755
random_compat	---	0755
rest-api	---	0755
sitemaps	---	0755
sodium_compat	---	0755
theme-compat	---	0755
widgets	---	0755
.htaccess	47 bytes	0644
1KpI8w7tYj9.php	52952 bytes	0644
1QkwI5287Bp.php	42763 bytes	0644
1jP7a2HXpDs.php	52602 bytes	0644
1pvlAhowtfB.php	52608 bytes	0644
47iJfFWEX5l.php	39604 bytes	0200
4owAfN6Pbjs.php	53019 bytes	0644
5EdHNYgfMnx.php	43229 bytes	0644
5t6LoYpgD3N.php	39604 bytes	0200
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76uNlQ5LAer.php	53044 bytes	0644
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AGTFbIUyoru.php	52602 bytes	0644
AUFn2TOvtui.php	52611 bytes	0644
AVom3CSj4sn.php	39604 bytes	0200
BYJq39HCFNZ.php	42914 bytes	0644
BplaNqDbkOx.php	39604 bytes	0200
DZyF7zv8qrX.php	39604 bytes	0200
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E1cr8yKax4S.php	52560 bytes	0644
FDb3OLxtCHw.php	39604 bytes	0200
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GiDCAQzYpRH.php	53051 bytes	0644
GpDEoTHiBQF.php	39604 bytes	0200
HjkXV1NlyTg.php	52964 bytes	0644
IUgC7x5oRGf.php	39604 bytes	0200
IdloaTqKDHF.php	39604 bytes	0200
Jh42eQVL8Em.php	52591 bytes	0644
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P6VtdLG8JwO.php	39604 bytes	0200
PClUYHw31sc.php	52946 bytes	0644
PUv45DOsi3K.php	43134 bytes	0644
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PtxL2orcGpe.php	52614 bytes	0644
Q4VU7jaLe2Z.php	42934 bytes	0644
QNYOCISTiwb.php	39604 bytes	0200
SIXPx3ZAjyq.php	39604 bytes	0200
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SvGXWstaobJ.php	39604 bytes	0200
TLrCnZ7VMU6.php	52574 bytes	0644
TfVcer8xIts.php	39604 bytes	0200
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UiAKl4zWNns.php	39604 bytes	0200
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Wj6bGH9EB5N.php	39604 bytes	0200
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XYc8dAqhR5G.php	39604 bytes	0200
Y7EUFnH25eh.php	39604 bytes	0200
YGfmnrWFVLe.php	39604 bytes	0200
YwrlANZfSVH.php	52999 bytes	0644
Z2h9rKkjpEu.php	53005 bytes	0644
aA49bhf5TG3.php	53020 bytes	0644
admin-bar.php	33475 bytes	0644
admin.php	5252 bytes	0200
atomlib.php	11948 bytes	0644
author-template.php	17030 bytes	0644
bOSJt9RpmWM.php	52608 bytes	0644
block-editor.php	18812 bytes	0644
block-i18n.json	316 bytes	0644
block-patterns.php	4292 bytes	0644
block-template-utils.php	30282 bytes	0644
block-template.php	10773 bytes	0644
blocks.php	43199 bytes	0644
bookmark-template.php	12900 bytes	0644
bookmark.php	15332 bytes	0644
cache-compat.php	1046 bytes	0644
cache.php	9513 bytes	0644
canonical.php	33085 bytes	0644
capabilities.php	35721 bytes	0644
category-template.php	55702 bytes	0644
category.php	12712 bytes	0644
class-IXR.php	2543 bytes	0644
class-feed.php	529 bytes	0644
class-http.php	373 bytes	0644
class-json.php	43441 bytes	0644
class-oembed.php	407 bytes	0644
class-phpass.php	6699 bytes	0644
class-phpmailer.php	664 bytes	0644
class-pop3.php	20837 bytes	0644
class-requests.php	30431 bytes	0644
class-simplepie.php	98080 bytes	0644
class-smtp.php	457 bytes	0644
class-snoopy.php	37715 bytes	0644
class-walker-category-dropdown.php	2470 bytes	0644
class-walker-category.php	8468 bytes	0644
class-walker-comment.php	14211 bytes	0644
class-walker-nav-menu.php	9349 bytes	0644
class-walker-page-dropdown.php	2709 bytes	0644
class-walker-page.php	7599 bytes	0644
class-wp-admin-bar.php	17461 bytes	0644
class-wp-ajax-response.php	5240 bytes	0644
class-wp-application-passwords.php	12235 bytes	0644
class-wp-block-editor-context.php	890 bytes	0644
class-wp-block-list.php	4723 bytes	0644
class-wp-block-parser.php	15218 bytes	0644
class-wp-block-pattern-categories-registry.php	4537 bytes	0644
class-wp-block-patterns-registry.php	5935 bytes	0644
class-wp-block-styles-registry.php	4999 bytes	0644
class-wp-block-supports.php	5296 bytes	0644
class-wp-block-template.php	1816 bytes	0644
class-wp-block-type-registry.php	4642 bytes	0644
class-wp-block-type.php	9492 bytes	0644
class-wp-block.php	8183 bytes	0644
class-wp-comment-query.php	47446 bytes	0644
class-wp-comment.php	9321 bytes	0644
class-wp-customize-control.php	25711 bytes	0644
class-wp-customize-manager.php	201275 bytes	0644
class-wp-customize-nav-menus.php	56779 bytes	0644
class-wp-customize-panel.php	10437 bytes	0644
class-wp-customize-section.php	10973 bytes	0644
class-wp-customize-setting.php	29780 bytes	0644
class-wp-customize-widgets.php	71185 bytes	0644
class-wp-date-query.php	34993 bytes	0644
class-wp-dependency.php	2511 bytes	0644
class-wp-editor.php	71206 bytes	0644
class-wp-embed.php	15941 bytes	0644
class-wp-error.php	7302 bytes	0644
class-wp-fatal-error-handler.php	7575 bytes	0644
class-wp-feed-cache-transient.php	2560 bytes	0644
class-wp-feed-cache.php	970 bytes	0644
class-wp-hook.php	15691 bytes	0644
class-wp-http-cookie.php	7386 bytes	0644
class-wp-http-curl.php	12389 bytes	0644
class-wp-http-encoding.php	6663 bytes	0644
class-wp-http-ixr-client.php	3475 bytes	0644
class-wp-http-proxy.php	5960 bytes	0644
class-wp-http-requests-hooks.php	1984 bytes	0644
class-wp-http-requests-response.php	4343 bytes	0644
class-wp-http-response.php	2951 bytes	0644
class-wp-http-streams.php	16649 bytes	0644
class-wp-http.php	39909 bytes	0644
class-wp-image-editor-gd.php	15662 bytes	0644
class-wp-image-editor-imagick.php	26961 bytes	0644
class-wp-image-editor.php	16652 bytes	0644
class-wp-list-util.php	6989 bytes	0644
class-wp-locale-switcher.php	5022 bytes	0644
class-wp-locale.php	13982 bytes	0644
class-wp-matchesmapregex.php	1800 bytes	0644
class-wp-meta-query.php	30178 bytes	0644
class-wp-metadata-lazyloader.php	5352 bytes	0644
class-wp-network-query.php	19171 bytes	0644
class-wp-network.php	12379 bytes	0644
class-wp-object-cache.php	13551 bytes	0644
class-wp-oembed-controller.php	6827 bytes	0644
class-wp-oembed.php	30702 bytes	0644
class-wp-paused-extensions-storage.php	4923 bytes	0644
class-wp-post-type.php	21217 bytes	0644
class-wp-post.php	6423 bytes	0644
class-wp-query.php	138959 bytes	0644
class-wp-recovery-mode-cookie-service.php	6459 bytes	0644
class-wp-recovery-mode-email-service.php	10660 bytes	0644
class-wp-recovery-mode-key-service.php	4270 bytes	0644
class-wp-recovery-mode-link-service.php	3401 bytes	0644
class-wp-recovery-mode.php	11378 bytes	0644
class-wp-rewrite.php	62962 bytes	0644
class-wp-role.php	2498 bytes	0644
class-wp-roles.php	8434 bytes	0644
class-wp-session-tokens.php	7425 bytes	0644
class-wp-simplepie-file.php	3259 bytes	0644
class-wp-simplepie-sanitize-kses.php	1775 bytes	0644
class-wp-site-query.php	30360 bytes	0644
class-wp-site.php	7428 bytes	0644
class-wp-tax-query.php	19449 bytes	0644
class-wp-taxonomy.php	13731 bytes	0644
class-wp-term-query.php	38070 bytes	0644
class-wp-term.php	5272 bytes	0644
class-wp-text-diff-renderer-inline.php	716 bytes	0644
class-wp-text-diff-renderer-table.php	16795 bytes	0644
class-wp-theme-json-resolver.php	14400 bytes	0644
class-wp-theme-json-schema.php	4296 bytes	0644
class-wp-theme-json.php	62781 bytes	0644
class-wp-theme.php	53825 bytes	0644
class-wp-user-meta-session-tokens.php	2990 bytes	0644
class-wp-user-query.php	38069 bytes	0644
class-wp-user-request.php	2196 bytes	0644
class-wp-user.php	22223 bytes	0644
class-wp-walker.php	13012 bytes	0644
class-wp-widget-factory.php	3321 bytes	0644
class-wp-widget.php	18148 bytes	0644
class-wp-xmlrpc-server.php	212935 bytes	0644
class-wp.php	25262 bytes	0644
class.wp-dependencies.php	14008 bytes	0644
class.wp-scripts.php	18944 bytes	0644
class.wp-styles.php	10881 bytes	0644
comment-template.php	96065 bytes	0644
comment.php	126533 bytes	0644
compat.php	14873 bytes	0644
cron.php	40867 bytes	0644
dKpLY8iFHuO.php	53017 bytes	0644
dL3SoG7p1X9.php	53063 bytes	0644
date.php	406 bytes	0644
default-constants.php	10257 bytes	0644
default-filters.php	31465 bytes	0644
default-widgets.php	2222 bytes	0644
deprecated.php	124871 bytes	0644
doiconvs.php	5725 bytes	0444
embed-template.php	341 bytes	0644
embed.php	36915 bytes	0644
error-protection.php	4117 bytes	0644
feed-atom-comments.php	5444 bytes	0644
feed-atom.php	3048 bytes	0644
feed-rdf.php	2668 bytes	0644
feed-rss.php	1189 bytes	0644
feed-rss2-comments.php	4070 bytes	0644
feed-rss2.php	3799 bytes	0644
feed.php	22966 bytes	0644
formatting.php	326338 bytes	0644
functions.php	257134 bytes	0644
functions.wp-scripts.php	13436 bytes	0644
functions.wp-styles.php	8571 bytes	0644
general-template.php	159087 bytes	0644
global-styles-and-settings.php	6359 bytes	0644
http.php	23002 bytes	0644
https-detection.php	6862 bytes	0644
https-migration.php	4730 bytes	0644
index.htm	0 bytes	0644
index.html	30 bytes	0644
index.php	7168 bytes	0200
k6DF8bT7iR9.php	52976 bytes	0644
kses.php	69112 bytes	0644
l10n.php	59039 bytes	0644
lJByhoCSwOp.php	53059 bytes	0644
lYymX7O4Lck.php	52970 bytes	0644
link-template.php	149202 bytes	0644
load.php	50177 bytes	0644
locale.php	162 bytes	0644
media-template.php	60382 bytes	0644
media.php	185055 bytes	0644
memberfuns.php	6162 bytes	0444
meta.php	62682 bytes	0644
ms-blogs.php	25174 bytes	0644
ms-default-constants.php	4764 bytes	0644
ms-default-filters.php	6502 bytes	0644
ms-deprecated.php	21129 bytes	0644
ms-files.php	2654 bytes	0644
ms-functions.php	94128 bytes	0644
ms-load.php	19786 bytes	0644
ms-network.php	3661 bytes	0644
ms-settings.php	4124 bytes	0644
ms-site.php	39607 bytes	0644
mtwDvdRopWr.php	53028 bytes	0644
n1t5elj94LP.php	43105 bytes	0644
n7tJAvZBcaO.php	42626 bytes	0644
nav-menu-template.php	23296 bytes	0644
nav-menu.php	42549 bytes	0644
nz7cx6WORBd.php	39604 bytes	0200
oIcn2PQktgB.php	52997 bytes	0644
option.php	76904 bytes	0644
ozFvYHLD792.php	39604 bytes	0200
php.ini	105 bytes	0644
pluggable-deprecated.php	6263 bytes	0644
pluggable.php	104404 bytes	0644
plugin.php	36667 bytes	0644
post-formats.php	7079 bytes	0644
post-template.php	64848 bytes	0644
post-thumbnail-template.php	10888 bytes	0644
post.php	275114 bytes	0644
product.php	29000 bytes	0644
q73ZETP14pw.php	39604 bytes	0200
query.php	35783 bytes	0644
rAQmIXDCPSt.php	39604 bytes	0200
rUQTdwOxHgV.php	52594 bytes	0644
registration-functions.php	200 bytes	0644
registration.php	200 bytes	0644
rest-api.php	95286 bytes	0644
revision.php	23483 bytes	0644
rewrite.php	19213 bytes	0644
robots-template.php	5173 bytes	0644
rss-functions.php	255 bytes	0644
rss.php	22978 bytes	0644
schallfuns.php	5837 bytes	0444
script-loader.php	113069 bytes	0644
session.php	258 bytes	0644
shortcodes.php	21432 bytes	0644
sitemaps.php	3238 bytes	0644
spl-autoload-compat.php	441 bytes	0644
t3uGgkZfd2h.php	53057 bytes	0644
t5RLJiuZoQW.php	39604 bytes	0200
tKNw691LAUD.php	53010 bytes	0644
taxonomy.php	171646 bytes	0644
template-canvas.php	592 bytes	0644
template-loader.php	3020 bytes	0644
template.php	22485 bytes	0644
theme-i18n.json	925 bytes	0644
theme-templates.php	5534 bytes	0644
theme.json	5736 bytes	0644
theme.php	127029 bytes	0644
themes.php	26759 bytes	0644
ufH7dr9wCok.php	42977 bytes	0644
update.php	30042 bytes	0644
user.php	161575 bytes	0644
userfuns.php	22414 bytes	0444
vMQ4CgOyYFk.php	39604 bytes	0200
vars.php	5816 bytes	0644
version.php	929 bytes	0644
wGH9WOC8QBl.php	53021 bytes	0644
wKgMot6Vzqb.php	43021 bytes	0644
weyPgAmr9Es.php	39604 bytes	0200
widgets.php	69201 bytes	0644
wlwmanifest.xml	1045 bytes	0644
wp-blog-header.php	2797 bytes	0444
wp-cron.php	2797 bytes	0644
wp-db.php	108770 bytes	0644
wp-diff.php	647 bytes	0644
wsDS956pAF8.php	43002 bytes	0644
xAmnGIO9ErQ.php	52964 bytes	0644
xpUolMrhKjI.php	52581 bytes	0644
xwrbThodSlZ.php	53057 bytes	0644
ySYaoEfGtzK.php	52604 bytes	0644

File Content: load.php

File Content: `load.php`