Removed wordpress and phpmyadmin, my server doesn't handle it well and it brings shame on my famillyHEADmaster

1 files changed, 0 insertions, 2302 deletions

diff --git a/srcs/wordpress/wp-includes/option.php b/srcs/wordpress/wp-includes/option.php
deleted file mode 100644
index fbe1eda..0000000
--- a/srcs/wordpress/wp-includes/option.php
+++ /dev/null
@@ -1,2302 +0,0 @@
-<?php
-/**
- * Option API
- *
- * @package WordPress
- * @subpackage Option
- */
-
-/**
- * Retrieves an option value based on an option name.
- *
- * If the option does not exist or does not have a value, then the return value
- * will be false. This is useful to check whether you need to install an option
- * and is commonly used during installation of plugin options and to test
- * whether upgrading is required.
- *
- * If the option was serialized then it will be unserialized when it is returned.
- *
- * Any scalar values will be returned as strings. You may coerce the return type of
- * a given option by registering an {@see 'option_$option'} filter callback.
- *
- * @since 1.5.0
- *
- * @global wpdb $wpdb WordPress database abstraction object.
- *
- * @param string $option  Name of option to retrieve. Expected to not be SQL-escaped.
- * @param mixed  $default Optional. Default value to return if the option does not exist.
- * @return mixed Value set for the option.
- */
-function get_option( $option, $default = false ) {
-	global $wpdb;
-
-	$option = trim( $option );
-	if ( empty( $option ) ) {
-		return false;
-	}
-
-	/**
-	 * Filters the value of an existing option before it is retrieved.
-	 *
-	 * The dynamic portion of the hook name, `$option`, refers to the option name.
-	 *
-	 * Passing a truthy value to the filter will short-circuit retrieving
-	 * the option value, returning the passed value instead.
-	 *
-	 * @since 1.5.0
-	 * @since 4.4.0 The `$option` parameter was added.
-	 * @since 4.9.0 The `$default` parameter was added.
-	 *
-	 * @param bool|mixed $pre_option The value to return instead of the option value. This differs from
-	 *                               `$default`, which is used as the fallback value in the event the option
-	 *                               doesn't exist elsewhere in get_option(). Default false (to skip past the
-	 *                               short-circuit).
-	 * @param string     $option     Option name.
-	 * @param mixed      $default    The fallback value to return if the option does not exist.
-	 *                               Default is false.
-	 */
-	$pre = apply_filters( "pre_option_{$option}", false, $option, $default );
-
-	if ( false !== $pre ) {
-		return $pre;
-	}
-
-	if ( defined( 'WP_SETUP_CONFIG' ) ) {
-		return false;
-	}
-
-	// Distinguish between `false` as a default, and not passing one.
-	$passed_default = func_num_args() > 1;
-
-	if ( ! wp_installing() ) {
-		// prevent non-existent options from triggering multiple queries
-		$notoptions = wp_cache_get( 'notoptions', 'options' );
-		if ( isset( $notoptions[ $option ] ) ) {
-			/**
-			 * Filters the default value for an option.
-			 *
-			 * The dynamic portion of the hook name, `$option`, refers to the option name.
-			 *
-			 * @since 3.4.0
-			 * @since 4.4.0 The `$option` parameter was added.
-			 * @since 4.7.0 The `$passed_default` parameter was added to distinguish between a `false` value and the default parameter value.
-			 *
-			 * @param mixed  $default The default value to return if the option does not exist
-			 *                        in the database.
-			 * @param string $option  Option name.
-			 * @param bool   $passed_default Was `get_option()` passed a default value?
-			 */
-			return apply_filters( "default_option_{$option}", $default, $option, $passed_default );
-		}
-
-		$alloptions = wp_load_alloptions();
-
-		if ( isset( $alloptions[ $option ] ) ) {
-			$value = $alloptions[ $option ];
-		} else {
-			$value = wp_cache_get( $option, 'options' );
-
-			if ( false === $value ) {
-				$row = $wpdb->get_row( $wpdb->prepare( "SELECT option_value FROM $wpdb->options WHERE option_name = %s LIMIT 1", $option ) );
-
-				// Has to be get_row instead of get_var because of funkiness with 0, false, null values
-				if ( is_object( $row ) ) {
-					$value = $row->option_value;
-					wp_cache_add( $option, $value, 'options' );
-				} else { // option does not exist, so we must cache its non-existence
-					if ( ! is_array( $notoptions ) ) {
-						$notoptions = array();
-					}
-					$notoptions[ $option ] = true;
-					wp_cache_set( 'notoptions', $notoptions, 'options' );
-
-					/** This filter is documented in wp-includes/option.php */
-					return apply_filters( "default_option_{$option}", $default, $option, $passed_default );
-				}
-			}
-		}
-	} else {
-		$suppress = $wpdb->suppress_errors();
-		$row      = $wpdb->get_row( $wpdb->prepare( "SELECT option_value FROM $wpdb->options WHERE option_name = %s LIMIT 1", $option ) );
-		$wpdb->suppress_errors( $suppress );
-		if ( is_object( $row ) ) {
-			$value = $row->option_value;
-		} else {
-			/** This filter is documented in wp-includes/option.php */
-			return apply_filters( "default_option_{$option}", $default, $option, $passed_default );
-		}
-	}
-
-	// If home is not set use siteurl.
-	if ( 'home' == $option && '' == $value ) {
-		return get_option( 'siteurl' );
-	}
-
-	if ( in_array( $option, array( 'siteurl', 'home', 'category_base', 'tag_base' ) ) ) {
-		$value = untrailingslashit( $value );
-	}
-
-	/**
-	 * Filters the value of an existing option.
-	 *
-	 * The dynamic portion of the hook name, `$option`, refers to the option name.
-	 *
-	 * @since 1.5.0 As 'option_' . $setting
-	 * @since 3.0.0
-	 * @since 4.4.0 The `$option` parameter was added.
-	 *
-	 * @param mixed  $value  Value of the option. If stored serialized, it will be
-	 *                       unserialized prior to being returned.
-	 * @param string $option Option name.
-	 */
-	return apply_filters( "option_{$option}", maybe_unserialize( $value ), $option );
-}
-
-/**
- * Protect WordPress special option from being modified.
- *
- * Will die if $option is in protected list. Protected options are 'alloptions'
- * and 'notoptions' options.
- *
- * @since 2.2.0
- *
- * @param string $option Option name.
- */
-function wp_protect_special_option( $option ) {
-	if ( 'alloptions' === $option || 'notoptions' === $option ) {
-		wp_die(
-			sprintf(
-				/* translators: %s: Option name. */
-				__( '%s is a protected WP option and may not be modified' ),
-				esc_html( $option )
-			)
-		);
-	}
-}
-
-/**
- * Print option value after sanitizing for forms.
- *
- * @since 1.5.0
- *
- * @param string $option Option name.
- */
-function form_option( $option ) {
-	echo esc_attr( get_option( $option ) );
-}
-
-/**
- * Loads and caches all autoloaded options, if available or all options.
- *
- * @since 2.2.0
- * @since 5.3.1 The `$force_cache` parameter was added.
- *
- * @global wpdb $wpdb WordPress database abstraction object.
- *
- * @param bool $force_cache Optional. Whether to force an update of the local cache
- *                          from the persistent cache. Default false.
- * @return array List of all options.
- */
-function wp_load_alloptions( $force_cache = false ) {
-	global $wpdb;
-
-	if ( ! wp_installing() || ! is_multisite() ) {
-		$alloptions = wp_cache_get( 'alloptions', 'options', $force_cache );
-	} else {
-		$alloptions = false;
-	}
-
-	if ( ! $alloptions ) {
-		$suppress      = $wpdb->suppress_errors();
-		$alloptions_db = $wpdb->get_results( "SELECT option_name, option_value FROM $wpdb->options WHERE autoload = 'yes'" );
-		if ( ! $alloptions_db ) {
-			$alloptions_db = $wpdb->get_results( "SELECT option_name, option_value FROM $wpdb->options" );
-		}
-		$wpdb->suppress_errors( $suppress );
-
-		$alloptions = array();
-		foreach ( (array) $alloptions_db as $o ) {
-			$alloptions[ $o->option_name ] = $o->option_value;
-		}
-
-		if ( ! wp_installing() || ! is_multisite() ) {
-			/**
-			 * Filters all options before caching them.
-			 *
-			 * @since 4.9.0
-			 *
-			 * @param array $alloptions Array with all options.
-			 */
-			$alloptions = apply_filters( 'pre_cache_alloptions', $alloptions );
-			wp_cache_add( 'alloptions', $alloptions, 'options' );
-		}
-	}
-
-	/**
-	 * Filters all options after retrieving them.
-	 *
-	 * @since 4.9.0
-	 *
-	 * @param array $alloptions Array with all options.
-	 */
-	return apply_filters( 'alloptions', $alloptions );
-}
-
-/**
- * Loads and caches certain often requested site options if is_multisite() and a persistent cache is not being used.
- *
- * @since 3.0.0
- *
- * @global wpdb $wpdb WordPress database abstraction object.
- *
- * @param int $network_id Optional site ID for which to query the options. Defaults to the current site.
- */
-function wp_load_core_site_options( $network_id = null ) {
-	global $wpdb;
-
-	if ( ! is_multisite() || wp_using_ext_object_cache() || wp_installing() ) {
-		return;
-	}
-
-	if ( empty( $network_id ) ) {
-		$network_id = get_current_network_id();
-	}
-
-	$core_options = array( 'site_name', 'siteurl', 'active_sitewide_plugins', '_site_transient_timeout_theme_roots', '_site_transient_theme_roots', 'site_admins', 'can_compress_scripts', 'global_terms_enabled', 'ms_files_rewriting' );
-
-	$core_options_in = "'" . implode( "', '", $core_options ) . "'";
-	$options         = $wpdb->get_results( $wpdb->prepare( "SELECT meta_key, meta_value FROM $wpdb->sitemeta WHERE meta_key IN ($core_options_in) AND site_id = %d", $network_id ) );
-
-	foreach ( $options as $option ) {
-		$key                = $option->meta_key;
-		$cache_key          = "{$network_id}:$key";
-		$option->meta_value = maybe_unserialize( $option->meta_value );
-
-		wp_cache_set( $cache_key, $option->meta_value, 'site-options' );
-	}
-}
-
-/**
- * Update the value of an option that was already added.
- *
- * You do not need to serialize values. If the value needs to be serialized, then
- * it will be serialized before it is inserted into the database. Remember,
- * resources can not be serialized or added as an option.
- *
- * If the option does not exist, then the option will be added with the option value,
- * with an `$autoload` value of 'yes'.
-
- * This function is designed to work with or without a logged-in user. In terms of security,
- * plugin developers should check the current user's capabilities before updating any options.
- *
- * @since 1.0.0
- * @since 4.2.0 The `$autoload` parameter was added.
- *
- * @global wpdb $wpdb WordPress database abstraction object.
- *
- * @param string      $option   Option name. Expected to not be SQL-escaped.
- * @param mixed       $value    Option value. Must be serializable if non-scalar. Expected to not be SQL-escaped.
- * @param string|bool $autoload Optional. Whether to load the option when WordPress starts up. For existing options,
- *                              `$autoload` can only be updated using `update_option()` if `$value` is also changed.
- *                              Accepts 'yes'|true to enable or 'no'|false to disable. For non-existent options,
- *                              the default value is 'yes'. Default null.
- * @return bool False if value was not updated and true if value was updated.
- */
-function update_option( $option, $value, $autoload = null ) {
-	global $wpdb;
-
-	$option = trim( $option );
-	if ( empty( $option ) ) {
-		return false;
-	}
-
-	wp_protect_special_option( $option );
-
-	if ( is_object( $value ) ) {
-		$value = clone $value;
-	}
-
-	$value     = sanitize_option( $option, $value );
-	$old_value = get_option( $option );
-
-	/**
-	 * Filters a specific option before its value is (maybe) serialized and updated.
-	 *
-	 * The dynamic portion of the hook name, `$option`, refers to the option name.
-	 *
-	 * @since 2.6.0
-	 * @since 4.4.0 The `$option` parameter was added.
-	 *
-	 * @param mixed  $value     The new, unserialized option value.
-	 * @param mixed  $old_value The old option value.
-	 * @param string $option    Option name.
-	 */
-	$value = apply_filters( "pre_update_option_{$option}", $value, $old_value, $option );
-
-	/**
-	 * Filters an option before its value is (maybe) serialized and updated.
-	 *
-	 * @since 3.9.0
-	 *
-	 * @param mixed  $value     The new, unserialized option value.
-	 * @param string $option    Name of the option.
-	 * @param mixed  $old_value The old option value.
-	 */
-	$value = apply_filters( 'pre_update_option', $value, $option, $old_value );
-
-	/*
-	 * If the new and old values are the same, no need to update.
-	 *
-	 * Unserialized values will be adequate in most cases. If the unserialized
-	 * data differs, the (maybe) serialized data is checked to avoid
-	 * unnecessary database calls for otherwise identical object instances.
-	 *
-	 * See https://core.trac.wordpress.org/ticket/38903
-	 */
-	if ( $value === $old_value || maybe_serialize( $value ) === maybe_serialize( $old_value ) ) {
-		return false;
-	}
-
-	/** This filter is documented in wp-includes/option.php */
-	if ( apply_filters( "default_option_{$option}", false, $option, false ) === $old_value ) {
-		// Default setting for new options is 'yes'.
-		if ( null === $autoload ) {
-			$autoload = 'yes';
-		}
-
-		return add_option( $option, $value, '', $autoload );
-	}
-
-	$serialized_value = maybe_serialize( $value );
-
-	/**
-	 * Fires immediately before an option value is updated.
-	 *
-	 * @since 2.9.0
-	 *
-	 * @param string $option    Name of the option to update.
-	 * @param mixed  $old_value The old option value.
-	 * @param mixed  $value     The new option value.
-	 */
-	do_action( 'update_option', $option, $old_value, $value );
-
-	$update_args = array(
-		'option_value' => $serialized_value,
-	);
-
-	if ( null !== $autoload ) {
-		$update_args['autoload'] = ( 'no' === $autoload || false === $autoload ) ? 'no' : 'yes';
-	}
-
-	$result = $wpdb->update( $wpdb->options, $update_args, array( 'option_name' => $option ) );
-	if ( ! $result ) {
-		return false;
-	}
-
-	$notoptions = wp_cache_get( 'notoptions', 'options' );
-	if ( is_array( $notoptions ) && isset( $notoptions[ $option ] ) ) {
-		unset( $notoptions[ $option ] );
-		wp_cache_set( 'notoptions', $notoptions, 'options' );
-	}
-
-	if ( ! wp_installing() ) {
-		$alloptions = wp_load_alloptions( true );
-		if ( isset( $alloptions[ $option ] ) ) {
-			$alloptions[ $option ] = $serialized_value;
-			wp_cache_set( 'alloptions', $alloptions, 'options' );
-		} else {
-			wp_cache_set( $option, $serialized_value, 'options' );
-		}
-	}
-
-	/**
-	 * Fires after the value of a specific option has been successfully updated.
-	 *
-	 * The dynamic portion of the hook name, `$option`, refers to the option name.
-	 *
-	 * @since 2.0.1
-	 * @since 4.4.0 The `$option` parameter was added.
-	 *
-	 * @param mixed  $old_value The old option value.
-	 * @param mixed  $value     The new option value.
-	 * @param string $option    Option name.
-	 */
-	do_action( "update_option_{$option}", $old_value, $value, $option );
-
-	/**
-	 * Fires after the value of an option has been successfully updated.
-	 *
-	 * @since 2.9.0
-	 *
-	 * @param string $option    Name of the updated option.
-	 * @param mixed  $old_value The old option value.
-	 * @param mixed  $value     The new option value.
-	 */
-	do_action( 'updated_option', $option, $old_value, $value );
-	return true;
-}
-
-/**
- * Add a new option.
- *
- * You do not need to serialize values. If the value needs to be serialized, then
- * it will be serialized before it is inserted into the database. Remember,
- * resources can not be serialized or added as an option.
- *
- * You can create options without values and then update the values later.
- * Existing options will not be updated and checks are performed to ensure that you
- * aren't adding a protected WordPress option. Care should be taken to not name
- * options the same as the ones which are protected.
- *
- * @since 1.0.0
- *
- * @global wpdb $wpdb WordPress database abstraction object.
- *
- * @param string         $option      Name of option to add. Expected to not be SQL-escaped.
- * @param mixed          $value       Optional. Option value. Must be serializable if non-scalar. Expected to not be SQL-escaped.
- * @param string         $deprecated  Optional. Description. Not used anymore.
- * @param string|bool    $autoload    Optional. Whether to load the option when WordPress starts up.
- *                                    Default is enabled. Accepts 'no' to disable for legacy reasons.
- * @return bool False if option was not added and true if option was added.
- */
-function add_option( $option, $value = '', $deprecated = '', $autoload = 'yes' ) {
-	global $wpdb;
-
-	if ( ! empty( $deprecated ) ) {
-		_deprecated_argument( __FUNCTION__, '2.3.0' );
-	}
-
-	$option = trim( $option );
-	if ( empty( $option ) ) {
-		return false;
-	}
-
-	wp_protect_special_option( $option );
-
-	if ( is_object( $value ) ) {
-		$value = clone $value;
-	}
-
-	$value = sanitize_option( $option, $value );
-
-	// Make sure the option doesn't already exist. We can check the 'notoptions' cache before we ask for a db query
-	$notoptions = wp_cache_get( 'notoptions', 'options' );
-	if ( ! is_array( $notoptions ) || ! isset( $notoptions[ $option ] ) ) {
-		/** This filter is documented in wp-includes/option.php */
-		if ( apply_filters( "default_option_{$option}", false, $option, false ) !== get_option( $option ) ) {
-			return false;
-		}
-	}
-
-	$serialized_value = maybe_serialize( $value );
-	$autoload         = ( 'no' === $autoload || false === $autoload ) ? 'no' : 'yes';
-
-	/**
-	 * Fires before an option is added.
-	 *
-	 * @since 2.9.0
-	 *
-	 * @param string $option Name of the option to add.
-	 * @param mixed  $value  Value of the option.
-	 */
-	do_action( 'add_option', $option, $value );
-
-	$result = $wpdb->query( $wpdb->prepare( "INSERT INTO `$wpdb->options` (`option_name`, `option_value`, `autoload`) VALUES (%s, %s, %s) ON DUPLICATE KEY UPDATE `option_name` = VALUES(`option_name`), `option_value` = VALUES(`option_value`), `autoload` = VALUES(`autoload`)", $option, $serialized_value, $autoload ) );
-	if ( ! $result ) {
-		return false;
-	}
-
-	if ( ! wp_installing() ) {
-		if ( 'yes' == $autoload ) {
-			$alloptions            = wp_load_alloptions( true );
-			$alloptions[ $option ] = $serialized_value;
-			wp_cache_set( 'alloptions', $alloptions, 'options' );
-		} else {
-			wp_cache_set( $option, $serialized_value, 'options' );
-		}
-	}
-
-	// This option exists now
-	$notoptions = wp_cache_get( 'notoptions', 'options' ); // yes, again... we need it to be fresh
-	if ( is_array( $notoptions ) && isset( $notoptions[ $option ] ) ) {
-		unset( $notoptions[ $option ] );
-		wp_cache_set( 'notoptions', $notoptions, 'options' );
-	}
-
-	/**
-	 * Fires after a specific option has been added.
-	 *
-	 * The dynamic portion of the hook name, `$option`, refers to the option name.
-	 *
-	 * @since 2.5.0 As "add_option_{$name}"
-	 * @since 3.0.0
-	 *
-	 * @param string $option Name of the option to add.
-	 * @param mixed  $value  Value of the option.
-	 */
-	do_action( "add_option_{$option}", $option, $value );
-
-	/**
-	 * Fires after an option has been added.
-	 *
-	 * @since 2.9.0
-	 *
-	 * @param string $option Name of the added option.
-	 * @param mixed  $value  Value of the option.
-	 */
-	do_action( 'added_option', $option, $value );
-	return true;
-}
-
-/**
- * Removes option by name. Prevents removal of protected WordPress options.
- *
- * @since 1.2.0
- *
- * @global wpdb $wpdb WordPress database abstraction object.
- *
- * @param string $option Name of option to remove. Expected to not be SQL-escaped.
- * @return bool True, if option is successfully deleted. False on failure.
- */
-function delete_option( $option ) {
-	global $wpdb;
-
-	$option = trim( $option );
-	if ( empty( $option ) ) {
-		return false;
-	}
-
-	wp_protect_special_option( $option );
-
-	// Get the ID, if no ID then return
-	$row = $wpdb->get_row( $wpdb->prepare( "SELECT autoload FROM $wpdb->options WHERE option_name = %s", $option ) );
-	if ( is_null( $row ) ) {
-		return false;
-	}
-
-	/**
-	 * Fires immediately before an option is deleted.
-	 *
-	 * @since 2.9.0
-	 *
-	 * @param string $option Name of the option to delete.
-	 */
-	do_action( 'delete_option', $option );
-
-	$result = $wpdb->delete( $wpdb->options, array( 'option_name' => $option ) );
-	if ( ! wp_installing() ) {
-		if ( 'yes' == $row->autoload ) {
-			$alloptions = wp_load_alloptions( true );
-			if ( is_array( $alloptions ) && isset( $alloptions[ $option ] ) ) {
-				unset( $alloptions[ $option ] );
-				wp_cache_set( 'alloptions', $alloptions, 'options' );
-			}
-		} else {
-			wp_cache_delete( $option, 'options' );
-		}
-	}
-	if ( $result ) {
-
-		/**
-		 * Fires after a specific option has been deleted.
-		 *
-		 * The dynamic portion of the hook name, `$option`, refers to the option name.
-		 *
-		 * @since 3.0.0
-		 *
-		 * @param string $option Name of the deleted option.
-		 */
-		do_action( "delete_option_{$option}", $option );
-
-		/**
-		 * Fires after an option has been deleted.
-		 *
-		 * @since 2.9.0
-		 *
-		 * @param string $option Name of the deleted option.
-		 */
-		do_action( 'deleted_option', $option );
-		return true;
-	}
-	return false;
-}
-
-/**
- * Delete a transient.
- *
- * @since 2.8.0
- *
- * @param string $transient Transient name. Expected to not be SQL-escaped.
- * @return bool true if successful, false otherwise
- */
-function delete_transient( $transient ) {
-
-	/**
-	 * Fires immediately before a specific transient is deleted.
-	 *
-	 * The dynamic portion of the hook name, `$transient`, refers to the transient name.
-	 *
-	 * @since 3.0.0
-	 *
-	 * @param string $transient Transient name.
-	 */
-	do_action( "delete_transient_{$transient}", $transient );
-
-	if ( wp_using_ext_object_cache() ) {
-		$result = wp_cache_delete( $transient, 'transient' );
-	} else {
-		$option_timeout = '_transient_timeout_' . $transient;
-		$option         = '_transient_' . $transient;
-		$result         = delete_option( $option );
-		if ( $result ) {
-			delete_option( $option_timeout );
-		}
-	}
-
-	if ( $result ) {
-
-		/**
-		 * Fires after a transient is deleted.
-		 *
-		 * @since 3.0.0
-		 *
-		 * @param string $transient Deleted transient name.
-		 */
-		do_action( 'deleted_transient', $transient );
-	}
-
-	return $result;
-}
-
-/**
- * Get the value of a transient.
- *
- * If the transient does not exist, does not have a value, or has expired,
- * then the return value will be false.
- *
- * @since 2.8.0
- *
- * @param string $transient Transient name. Expected to not be SQL-escaped.
- * @return mixed Value of transient.
- */
-function get_transient( $transient ) {
-
-	/**
-	 * Filters the value of an existing transient.
-	 *
-	 * The dynamic portion of the hook name, `$transient`, refers to the transient name.
-	 *
-	 * Passing a truthy value to the filter will effectively short-circuit retrieval
-	 * of the transient, returning the passed value instead.
-	 *
-	 * @since 2.8.0
-	 * @since 4.4.0 The `$transient` parameter was added
-	 *
-	 * @param mixed  $pre_transient The default value to return if the transient does not exist.
-	 *                              Any value other than false will short-circuit the retrieval
-	 *                              of the transient, and return the returned value.
-	 * @param string $transient     Transient name.
-	 */
-	$pre = apply_filters( "pre_transient_{$transient}", false, $transient );
-	if ( false !== $pre ) {
-		return $pre;
-	}
-
-	if ( wp_using_ext_object_cache() ) {
-		$value = wp_cache_get( $transient, 'transient' );
-	} else {
-		$transient_option = '_transient_' . $transient;
-		if ( ! wp_installing() ) {
-			// If option is not in alloptions, it is not autoloaded and thus has a timeout
-			$alloptions = wp_load_alloptions();
-			if ( ! isset( $alloptions[ $transient_option ] ) ) {
-				$transient_timeout = '_transient_timeout_' . $transient;
-				$timeout           = get_option( $transient_timeout );
-				if ( false !== $timeout && $timeout < time() ) {
-					delete_option( $transient_option );
-					delete_option( $transient_timeout );
-					$value = false;
-				}
-			}
-		}
-
-		if ( ! isset( $value ) ) {
-			$value = get_option( $transient_option );
-		}
-	}
-
-	/**
-	 * Filters an existing transient's value.
-	 *
-	 * The dynamic portion of the hook name, `$transient`, refers to the transient name.
-	 *
-	 * @since 2.8.0
-	 * @since 4.4.0 The `$transient` parameter was added
-	 *
-	 * @param mixed  $value     Value of transient.
-	 * @param string $transient Transient name.
-	 */
-	return apply_filters( "transient_{$transient}", $value, $transient );
-}
-
-/**
- * Set/update the value of a transient.
- *
- * You do not need to serialize values. If the value needs to be serialized, then
- * it will be serialized before it is set.
- *
- * @since 2.8.0
- *
- * @param string $transient  Transient name. Expected to not be SQL-escaped. Must be
- *                           172 characters or fewer in length.
- * @param mixed  $value      Transient value. Must be serializable if non-scalar.
- *                           Expected to not be SQL-escaped.
- * @param int    $expiration Optional. Time until expiration in seconds. Default 0 (no expiration).
- * @return bool False if value was not set and true if value was set.
- */
-function set_transient( $transient, $value, $expiration = 0 ) {
-
-	$expiration = (int) $expiration;
-
-	/**
-	 * Filters a specific transient before its value is set.
-	 *
-	 * The dynamic portion of the hook name, `$transient`, refers to the transient name.
-	 *
-	 * @since 3.0.0
-	 * @since 4.2.0 The `$expiration` parameter was added.
-	 * @since 4.4.0 The `$transient` parameter was added.
-	 *
-	 * @param mixed  $value      New value of transient.
-	 * @param int    $expiration Time until expiration in seconds.
-	 * @param string $transient  Transient name.
-	 */
-	$value = apply_filters( "pre_set_transient_{$transient}", $value, $expiration, $transient );
-
-	/**
-	 * Filters the expiration for a transient before its value is set.
-	 *
-	 * The dynamic portion of the hook name, `$transient`, refers to the transient name.
-	 *
-	 * @since 4.4.0
-	 *
-	 * @param int    $expiration Time until expiration in seconds. Use 0 for no expiration.
-	 * @param mixed  $value      New value of transient.
-	 * @param string $transient  Transient name.
-	 */
-	$expiration = apply_filters( "expiration_of_transient_{$transient}", $expiration, $value, $transient );
-
-	if ( wp_using_ext_object_cache() ) {
-		$result = wp_cache_set( $transient, $value, 'transient', $expiration );
-	} else {
-		$transient_timeout = '_transient_timeout_' . $transient;
-		$transient_option  = '_transient_' . $transient;
-		if ( false === get_option( $transient_option ) ) {
-			$autoload = 'yes';
-			if ( $expiration ) {
-				$autoload = 'no';
-				add_option( $transient_timeout, time() + $expiration, '', 'no' );
-			}
-			$result = add_option( $transient_option, $value, '', $autoload );
-		} else {
-			// If expiration is requested, but the transient has no timeout option,
-			// delete, then re-create transient rather than update.
-			$update = true;
-			if ( $expiration ) {
-				if ( false === get_option( $transient_timeout ) ) {
-					delete_option( $transient_option );
-					add_option( $transient_timeout, time() + $expiration, '', 'no' );
-					$result = add_option( $transient_option, $value, '', 'no' );
-					$update = false;
-				} else {
-					update_option( $transient_timeout, time() + $expiration );
-				}
-			}
-			if ( $update ) {
-				$result = update_option( $transient_option, $value );
-			}
-		}
-	}
-
-	if ( $result ) {
-
-		/**
-		 * Fires after the value for a specific transient has been set.
-		 *
-		 * The dynamic portion of the hook name, `$transient`, refers to the transient name.
-		 *
-		 * @since 3.0.0
-		 * @since 3.6.0 The `$value` and `$expiration` parameters were added.
-		 * @since 4.4.0 The `$transient` parameter was added.
-		 *
-		 * @param mixed  $value      Transient value.
-		 * @param int    $expiration Time until expiration in seconds.
-		 * @param string $transient  The name of the transient.
-		 */
-		do_action( "set_transient_{$transient}", $value, $expiration, $transient );
-
-		/**
-		 * Fires after the value for a transient has been set.
-		 *
-		 * @since 3.0.0
-		 * @since 3.6.0 The `$value` and `$expiration` parameters were added.
-		 *
-		 * @param string $transient  The name of the transient.
-		 * @param mixed  $value      Transient value.
-		 * @param int    $expiration Time until expiration in seconds.
-		 */
-		do_action( 'setted_transient', $transient, $value, $expiration );
-	}
-	return $result;
-}
-
-/**
- * Deletes all expired transients.
- *
- * The multi-table delete syntax is used to delete the transient record
- * from table a, and the corresponding transient_timeout record from table b.
- *
- * @since 4.9.0
- *
- * @param bool $force_db Optional. Force cleanup to run against the database even when an external object cache is used.
- */
-function delete_expired_transients( $force_db = false ) {
-	global $wpdb;
-
-	if ( ! $force_db && wp_using_ext_object_cache() ) {
-		return;
-	}
-
-	$wpdb->query(
-		$wpdb->prepare(
-			"DELETE a, b FROM {$wpdb->options} a, {$wpdb->options} b
-			WHERE a.option_name LIKE %s
-			AND a.option_name NOT LIKE %s
-			AND b.option_name = CONCAT( '_transient_timeout_', SUBSTRING( a.option_name, 12 ) )
-			AND b.option_value < %d",
-			$wpdb->esc_like( '_transient_' ) . '%',
-			$wpdb->esc_like( '_transient_timeout_' ) . '%',
-			time()
-		)
-	);
-
-	if ( ! is_multisite() ) {
-		// non-Multisite stores site transients in the options table.
-		$wpdb->query(
-			$wpdb->prepare(
-				"DELETE a, b FROM {$wpdb->options} a, {$wpdb->options} b
-				WHERE a.option_name LIKE %s
-				AND a.option_name NOT LIKE %s
-				AND b.option_name = CONCAT( '_site_transient_timeout_', SUBSTRING( a.option_name, 17 ) )
-				AND b.option_value < %d",
-				$wpdb->esc_like( '_site_transient_' ) . '%',
-				$wpdb->esc_like( '_site_transient_timeout_' ) . '%',
-				time()
-			)
-		);
-	} elseif ( is_multisite() && is_main_site() && is_main_network() ) {
-		// Multisite stores site transients in the sitemeta table.
-		$wpdb->query(
-			$wpdb->prepare(
-				"DELETE a, b FROM {$wpdb->sitemeta} a, {$wpdb->sitemeta} b
-				WHERE a.meta_key LIKE %s
-				AND a.meta_key NOT LIKE %s
-				AND b.meta_key = CONCAT( '_site_transient_timeout_', SUBSTRING( a.meta_key, 17 ) )
-				AND b.meta_value < %d",
-				$wpdb->esc_like( '_site_transient_' ) . '%',
-				$wpdb->esc_like( '_site_transient_timeout_' ) . '%',
-				time()
-			)
-		);
-	}
-}
-
-/**
- * Saves and restores user interface settings stored in a cookie.
- *
- * Checks if the current user-settings cookie is updated and stores it. When no
- * cookie exists (different browser used), adds the last saved cookie restoring
- * the settings.
- *
- * @since 2.7.0
- */
-function wp_user_settings() {
-
-	if ( ! is_admin() || wp_doing_ajax() ) {
-		return;
-	}
-
-	$user_id = get_current_user_id();
-	if ( ! $user_id ) {
-		return;
-	}
-
-	if ( ! is_user_member_of_blog() ) {
-		return;
-	}
-
-	$settings = (string) get_user_option( 'user-settings', $user_id );
-
-	if ( isset( $_COOKIE[ 'wp-settings-' . $user_id ] ) ) {
-		$cookie = preg_replace( '/[^A-Za-z0-9=&_]/', '', $_COOKIE[ 'wp-settings-' . $user_id ] );
-
-		// No change or both empty
-		if ( $cookie == $settings ) {
-			return;
-		}
-
-		$last_saved = (int) get_user_option( 'user-settings-time', $user_id );
-		$current    = isset( $_COOKIE[ 'wp-settings-time-' . $user_id ] ) ? preg_replace( '/[^0-9]/', '', $_COOKIE[ 'wp-settings-time-' . $user_id ] ) : 0;
-
-		// The cookie is newer than the saved value. Update the user_option and leave the cookie as-is
-		if ( $current > $last_saved ) {
-			update_user_option( $user_id, 'user-settings', $cookie, false );
-			update_user_option( $user_id, 'user-settings-time', time() - 5, false );
-			return;
-		}
-	}
-
-	// The cookie is not set in the current browser or the saved value is newer.
-	$secure = ( 'https' === parse_url( admin_url(), PHP_URL_SCHEME ) );
-	setcookie( 'wp-settings-' . $user_id, $settings, time() + YEAR_IN_SECONDS, SITECOOKIEPATH, null, $secure );
-	setcookie( 'wp-settings-time-' . $user_id, time(), time() + YEAR_IN_SECONDS, SITECOOKIEPATH, null, $secure );
-	$_COOKIE[ 'wp-settings-' . $user_id ] = $settings;
-}
-
-/**
- * Retrieve user interface setting value based on setting name.
- *
- * @since 2.7.0
- *
- * @param string $name    The name of the setting.
- * @param string $default Optional default value to return when $name is not set.
- * @return mixed the last saved user setting or the default value/false if it doesn't exist.
- */
-function get_user_setting( $name, $default = false ) {
-	$all_user_settings = get_all_user_settings();
-
-	return isset( $all_user_settings[ $name ] ) ? $all_user_settings[ $name ] : $default;
-}
-
-/**
- * Add or update user interface setting.
- *
- * Both $name and $value can contain only ASCII letters, numbers, hyphens, and underscores.
- *
- * This function has to be used before any output has started as it calls setcookie().
- *
- * @since 2.8.0
- *
- * @param string $name  The name of the setting.
- * @param string $value The value for the setting.
- * @return bool|null True if set successfully, false if not. Null if the current user can't be established.
- */
-function set_user_setting( $name, $value ) {
-	if ( headers_sent() ) {
-		return false;
-	}
-
-	$all_user_settings          = get_all_user_settings();
-	$all_user_settings[ $name ] = $value;
-
-	return wp_set_all_user_settings( $all_user_settings );
-}
-
-/**
- * Delete user interface settings.
- *
- * Deleting settings would reset them to the defaults.
- *
- * This function has to be used before any output has started as it calls setcookie().
- *
- * @since 2.7.0
- *
- * @param string $names The name or array of names of the setting to be deleted.
- * @return bool|null True if deleted successfully, false if not. Null if the current user can't be established.
- */
-function delete_user_setting( $names ) {
-	if ( headers_sent() ) {
-		return false;
-	}
-
-	$all_user_settings = get_all_user_settings();
-	$names             = (array) $names;
-	$deleted           = false;
-
-	foreach ( $names as $name ) {
-		if ( isset( $all_user_settings[ $name ] ) ) {
-			unset( $all_user_settings[ $name ] );
-			$deleted = true;
-		}
-	}
-
-	if ( $deleted ) {
-		return wp_set_all_user_settings( $all_user_settings );
-	}
-
-	return false;
-}
-
-/**
- * Retrieve all user interface settings.
- *
- * @since 2.7.0
- *
- * @global array $_updated_user_settings
- *
- * @return array the last saved user settings or empty array.
- */
-function get_all_user_settings() {
-	global $_updated_user_settings;
-
-	$user_id = get_current_user_id();
-	if ( ! $user_id ) {
-		return array();
-	}
-
-	if ( isset( $_updated_user_settings ) && is_array( $_updated_user_settings ) ) {
-		return $_updated_user_settings;
-	}
-
-	$user_settings = array();
-
-	if ( isset( $_COOKIE[ 'wp-settings-' . $user_id ] ) ) {
-		$cookie = preg_replace( '/[^A-Za-z0-9=&_-]/', '', $_COOKIE[ 'wp-settings-' . $user_id ] );
-
-		if ( strpos( $cookie, '=' ) ) { // '=' cannot be 1st char
-			parse_str( $cookie, $user_settings );
-		}
-	} else {
-		$option = get_user_option( 'user-settings', $user_id );
-
-		if ( $option && is_string( $option ) ) {
-			parse_str( $option, $user_settings );
-		}
-	}
-
-	$_updated_user_settings = $user_settings;
-	return $user_settings;
-}
-
-/**
- * Private. Set all user interface settings.
- *
- * @since 2.8.0
- * @access private
- *
- * @global array $_updated_user_settings
- *
- * @param array $user_settings User settings.
- * @return bool|null False if the current user can't be found, null if the current
- *                   user is not a super admin or a member of the site, otherwise true.
- */
-function wp_set_all_user_settings( $user_settings ) {
-	global $_updated_user_settings;
-
-	$user_id = get_current_user_id();
-	if ( ! $user_id ) {
-		return false;
-	}
-
-	if ( ! is_user_member_of_blog() ) {
-		return;
-	}
-
-	$settings = '';
-	foreach ( $user_settings as $name => $value ) {
-		$_name  = preg_replace( '/[^A-Za-z0-9_-]+/', '', $name );
-		$_value = preg_replace( '/[^A-Za-z0-9_-]+/', '', $value );
-
-		if ( ! empty( $_name ) ) {
-			$settings .= $_name . '=' . $_value . '&';
-		}
-	}
-
-	$settings = rtrim( $settings, '&' );
-	parse_str( $settings, $_updated_user_settings );
-
-	update_user_option( $user_id, 'user-settings', $settings, false );
-	update_user_option( $user_id, 'user-settings-time', time(), false );
-
-	return true;
-}
-
-/**
- * Delete the user settings of the current user.
- *
- * @since 2.7.0
- */
-function delete_all_user_settings() {
-	$user_id = get_current_user_id();
-	if ( ! $user_id ) {
-		return;
-	}
-
-	update_user_option( $user_id, 'user-settings', '', false );
-	setcookie( 'wp-settings-' . $user_id, ' ', time() - YEAR_IN_SECONDS, SITECOOKIEPATH );
-}
-
-/**
- * Retrieve an option value for the current network based on name of option.
- *
- * @since 2.8.0
- * @since 4.4.0 The `$use_cache` parameter was deprecated.
- * @since 4.4.0 Modified into wrapper for get_network_option()
- *
- * @see get_network_option()
- *
- * @param string $option     Name of option to retrieve. Expected to not be SQL-escaped.
- * @param mixed  $default    Optional value to return if option doesn't exist. Default false.
- * @param bool   $deprecated Whether to use cache. Multisite only. Always set to true.
- * @return mixed Value set for the option.
- */
-function get_site_option( $option, $default = false, $deprecated = true ) {
-	return get_network_option( null, $option, $default );
-}
-
-/**
- * Add a new option for the current network.
- *
- * Existing options will not be updated. Note that prior to 3.3 this wasn't the case.
- *
- * @since 2.8.0
- * @since 4.4.0 Modified into wrapper for add_network_option()
- *
- * @see add_network_option()
- *
- * @param string $option Name of option to add. Expected to not be SQL-escaped.
- * @param mixed  $value  Option value, can be anything. Expected to not be SQL-escaped.
- * @return bool False if the option was not added. True if the option was added.
- */
-function add_site_option( $option, $value ) {
-	return add_network_option( null, $option, $value );
-}
-
-/**
- * Removes a option by name for the current network.
- *
- * @since 2.8.0
- * @since 4.4.0 Modified into wrapper for delete_network_option()
- *
- * @see delete_network_option()
- *
- * @param string $option Name of option to remove. Expected to not be SQL-escaped.
- * @return bool True, if succeed. False, if failure.
- */
-function delete_site_option( $option ) {
-	return delete_network_option( null, $option );
-}
-
-/**
- * Update the value of an option that was already added for the current network.
- *
- * @since 2.8.0
- * @since 4.4.0 Modified into wrapper for update_network_option()
- *
- * @see update_network_option()
- *
- * @param string $option Name of option. Expected to not be SQL-escaped.
- * @param mixed  $value  Option value. Expected to not be SQL-escaped.
- * @return bool False if value was not updated. True if value was updated.
- */
-function update_site_option( $option, $value ) {
-	return update_network_option( null, $option, $value );
-}
-
-/**
- * Retrieve a network's option value based on the option name.
- *
- * @since 4.4.0
- *
- * @see get_option()
- *
- * @global wpdb $wpdb WordPress database abstraction object.
- *
- * @param int      $network_id ID of the network. Can be null to default to the current network ID.
- * @param string   $option     Name of option to retrieve. Expected to not be SQL-escaped.
- * @param mixed    $default    Optional. Value to return if the option doesn't exist. Default false.
- * @return mixed Value set for the option.
- */
-function get_network_option( $network_id, $option, $default = false ) {
-	global $wpdb;
-
-	if ( $network_id && ! is_numeric( $network_id ) ) {
-		return false;
-	}
-
-	$network_id = (int) $network_id;
-
-	// Fallback to the current network if a network ID is not specified.
-	if ( ! $network_id ) {
-		$network_id = get_current_network_id();
-	}
-
-	/**
-	 * Filters an existing network option before it is retrieved.
-	 *
-	 * The dynamic portion of the hook name, `$option`, refers to the option name.
-	 *
-	 * Passing a truthy value to the filter will effectively short-circuit retrieval,
-	 * returning the passed value instead.
-	 *
-	 * @since 2.9.0 As 'pre_site_option_' . $key
-	 * @since 3.0.0
-	 * @since 4.4.0 The `$option` parameter was added.
-	 * @since 4.7.0 The `$network_id` parameter was added.
-	 * @since 4.9.0 The `$default` parameter was added.
-	 *
-	 * @param mixed  $pre_option The value to return instead of the option value. This differs from
-	 *                           `$default`, which is used as the fallback value in the event the
-	 *                           option doesn't exist elsewhere in get_network_option(). Default
-	 *                           is false (to skip past the short-circuit).
-	 * @param string $option     Option name.
-	 * @param int    $network_id ID of the network.
-	 * @param mixed  $default    The fallback value to return if the option does not exist.
-	 *                           Default is false.
-	 */
-	$pre = apply_filters( "pre_site_option_{$option}", false, $option, $network_id, $default );
-
-	if ( false !== $pre ) {
-		return $pre;
-	}
-
-	// prevent non-existent options from triggering multiple queries
-	$notoptions_key = "$network_id:notoptions";
-	$notoptions     = wp_cache_get( $notoptions_key, 'site-options' );
-
-	if ( is_array( $notoptions ) && isset( $notoptions[ $option ] ) ) {
-
-		/**
-		 * Filters a specific default network option.
-		 *
-		 * The dynamic portion of the hook name, `$option`, refers to the option name.
-		 *
-		 * @since 3.4.0
-		 * @since 4.4.0 The `$option` parameter was added.
-		 * @since 4.7.0 The `$network_id` parameter was added.
-		 *
-		 * @param mixed  $default    The value to return if the site option does not exist
-		 *                           in the database.
-		 * @param string $option     Option name.
-		 * @param int    $network_id ID of the network.
-		 */
-		return apply_filters( "default_site_option_{$option}", $default, $option, $network_id );
-	}
-
-	if ( ! is_multisite() ) {
-		/** This filter is documented in wp-includes/option.php */
-		$default = apply_filters( 'default_site_option_' . $option, $default, $option, $network_id );
-		$value   = get_option( $option, $default );
-	} else {
-		$cache_key = "$network_id:$option";
-		$value     = wp_cache_get( $cache_key, 'site-options' );
-
-		if ( ! isset( $value ) || false === $value ) {
-			$row = $wpdb->get_row( $wpdb->prepare( "SELECT meta_value FROM $wpdb->sitemeta WHERE meta_key = %s AND site_id = %d", $option, $network_id ) );
-
-			// Has to be get_row instead of get_var because of funkiness with 0, false, null values
-			if ( is_object( $row ) ) {
-				$value = $row->meta_value;
-				$value = maybe_unserialize( $value );
-				wp_cache_set( $cache_key, $value, 'site-options' );
-			} else {
-				if ( ! is_array( $notoptions ) ) {
-					$notoptions = array();
-				}
-				$notoptions[ $option ] = true;
-				wp_cache_set( $notoptions_key, $notoptions, 'site-options' );
-
-				/** This filter is documented in wp-includes/option.php */
-				$value = apply_filters( 'default_site_option_' . $option, $default, $option, $network_id );
-			}
-		}
-	}
-
-	if ( ! is_array( $notoptions ) ) {
-		$notoptions = array();
-		wp_cache_set( $notoptions_key, $notoptions, 'site-options' );
-	}
-
-	/**
-	 * Filters the value of an existing network option.
-	 *
-	 * The dynamic portion of the hook name, `$option`, refers to the option name.
-	 *
-	 * @since 2.9.0 As 'site_option_' . $key
-	 * @since 3.0.0
-	 * @since 4.4.0 The `$option` parameter was added.
-	 * @since 4.7.0 The `$network_id` parameter was added.
-	 *
-	 * @param mixed  $value      Value of network option.
-	 * @param string $option     Option name.
-	 * @param int    $network_id ID of the network.
-	 */
-	return apply_filters( "site_option_{$option}", $value, $option, $network_id );
-}
-
-/**
- * Add a new network option.
- *
- * Existing options will not be updated.
- *
- * @since 4.4.0
- *
- * @see add_option()
- *
- * @global wpdb $wpdb WordPress database abstraction object.
- *
- * @param int    $network_id ID of the network. Can be null to default to the current network ID.
- * @param string $option     Name of option to add. Expected to not be SQL-escaped.
- * @param mixed  $value      Option value, can be anything. Expected to not be SQL-escaped.
- * @return bool False if option was not added and true if option was added.
- */
-function add_network_option( $network_id, $option, $value ) {
-	global $wpdb;
-
-	if ( $network_id && ! is_numeric( $network_id ) ) {
-		return false;
-	}
-
-	$network_id = (int) $network_id;
-
-	// Fallback to the current network if a network ID is not specified.
-	if ( ! $network_id ) {
-		$network_id = get_current_network_id();
-	}
-
-	wp_protect_special_option( $option );
-
-	/**
-	 * Filters the value of a specific network option before it is added.
-	 *
-	 * The dynamic portion of the hook name, `$option`, refers to the option name.
-	 *
-	 * @since 2.9.0 As 'pre_add_site_option_' . $key
-	 * @since 3.0.0
-	 * @since 4.4.0 The `$option` parameter was added.
-	 * @since 4.7.0 The `$network_id` parameter was added.
-	 *
-	 * @param mixed  $value      Value of network option.
-	 * @param string $option     Option name.
-	 * @param int    $network_id ID of the network.
-	 */
-	$value = apply_filters( "pre_add_site_option_{$option}", $value, $option, $network_id );
-
-	$notoptions_key = "$network_id:notoptions";
-
-	if ( ! is_multisite() ) {
-		$result = add_option( $option, $value, '', 'no' );
-	} else {
-		$cache_key = "$network_id:$option";
-
-		// Make sure the option doesn't already exist. We can check the 'notoptions' cache before we ask for a db query
-		$notoptions = wp_cache_get( $notoptions_key, 'site-options' );
-		if ( ! is_array( $notoptions ) || ! isset( $notoptions[ $option ] ) ) {
-			if ( false !== get_network_option( $network_id, $option, false ) ) {
-				return false;
-			}
-		}
-
-		$value = sanitize_option( $option, $value );
-
-		$serialized_value = maybe_serialize( $value );
-		$result           = $wpdb->insert(
-			$wpdb->sitemeta,
-			array(
-				'site_id'    => $network_id,
-				'meta_key'   => $option,
-				'meta_value' => $serialized_value,
-			)
-		);
-
-		if ( ! $result ) {
-			return false;
-		}
-
-		wp_cache_set( $cache_key, $value, 'site-options' );
-
-		// This option exists now
-		$notoptions = wp_cache_get( $notoptions_key, 'site-options' ); // yes, again... we need it to be fresh
-		if ( is_array( $notoptions ) && isset( $notoptions[ $option ] ) ) {
-			unset( $notoptions[ $option ] );
-			wp_cache_set( $notoptions_key, $notoptions, 'site-options' );
-		}
-	}
-
-	if ( $result ) {
-
-		/**
-		 * Fires after a specific network option has been successfully added.
-		 *
-		 * The dynamic portion of the hook name, `$option`, refers to the option name.
-		 *
-		 * @since 2.9.0 As "add_site_option_{$key}"
-		 * @since 3.0.0
-		 * @since 4.7.0 The `$network_id` parameter was added.
-		 *
-		 * @param string $option     Name of the network option.
-		 * @param mixed  $value      Value of the network option.
-		 * @param int    $network_id ID of the network.
-		 */
-		do_action( "add_site_option_{$option}", $option, $value, $network_id );
-
-		/**
-		 * Fires after a network option has been successfully added.
-		 *
-		 * @since 3.0.0
-		 * @since 4.7.0 The `$network_id` parameter was added.
-		 *
-		 * @param string $option     Name of the network option.
-		 * @param mixed  $value      Value of the network option.
-		 * @param int    $network_id ID of the network.
-		 */
-		do_action( 'add_site_option', $option, $value, $network_id );
-
-		return true;
-	}
-
-	return false;
-}
-
-/**
- * Removes a network option by name.
- *
- * @since 4.4.0
- *
- * @see delete_option()
- *
- * @global wpdb $wpdb WordPress database abstraction object.
- *
- * @param int    $network_id ID of the network. Can be null to default to the current network ID.
- * @param string $option     Name of option to remove. Expected to not be SQL-escaped.
- * @return bool True, if succeed. False, if failure.
- */
-function delete_network_option( $network_id, $option ) {
-	global $wpdb;
-
-	if ( $network_id && ! is_numeric( $network_id ) ) {
-		return false;
-	}
-
-	$network_id = (int) $network_id;
-
-	// Fallback to the current network if a network ID is not specified.
-	if ( ! $network_id ) {
-		$network_id = get_current_network_id();
-	}
-
-	/**
-	 * Fires immediately before a specific network option is deleted.
-	 *
-	 * The dynamic portion of the hook name, `$option`, refers to the option name.
-	 *
-	 * @since 3.0.0
-	 * @since 4.4.0 The `$option` parameter was added.
-	 * @since 4.7.0 The `$network_id` parameter was added.
-	 *
-	 * @param string $option     Option name.
-	 * @param int    $network_id ID of the network.
-	 */
-	do_action( "pre_delete_site_option_{$option}", $option, $network_id );
-
-	if ( ! is_multisite() ) {
-		$result = delete_option( $option );
-	} else {
-		$row = $wpdb->get_row( $wpdb->prepare( "SELECT meta_id FROM {$wpdb->sitemeta} WHERE meta_key = %s AND site_id = %d", $option, $network_id ) );
-		if ( is_null( $row ) || ! $row->meta_id ) {
-			return false;
-		}
-		$cache_key = "$network_id:$option";
-		wp_cache_delete( $cache_key, 'site-options' );
-
-		$result = $wpdb->delete(
-			$wpdb->sitemeta,
-			array(
-				'meta_key' => $option,
-				'site_id'  => $network_id,
-			)
-		);
-	}
-
-	if ( $result ) {
-
-		/**
-		 * Fires after a specific network option has been deleted.
-		 *
-		 * The dynamic portion of the hook name, `$option`, refers to the option name.
-		 *
-		 * @since 2.9.0 As "delete_site_option_{$key}"
-		 * @since 3.0.0
-		 * @since 4.7.0 The `$network_id` parameter was added.
-		 *
-		 * @param string $option     Name of the network option.
-		 * @param int    $network_id ID of the network.
-		 */
-		do_action( "delete_site_option_{$option}", $option, $network_id );
-
-		/**
-		 * Fires after a network option has been deleted.
-		 *
-		 * @since 3.0.0
-		 * @since 4.7.0 The `$network_id` parameter was added.
-		 *
-		 * @param string $option     Name of the network option.
-		 * @param int    $network_id ID of the network.
-		 */
-		do_action( 'delete_site_option', $option, $network_id );
-
-		return true;
-	}
-
-	return false;
-}
-
-/**
- * Update the value of a network option that was already added.
- *
- * @since 4.4.0
- *
- * @see update_option()
- *
- * @global wpdb $wpdb WordPress database abstraction object.
- *
- * @param int      $network_id ID of the network. Can be null to default to the current network ID.
- * @param string   $option     Name of option. Expected to not be SQL-escaped.
- * @param mixed    $value      Option value. Expected to not be SQL-escaped.
- * @return bool False if value was not updated and true if value was updated.
- */
-function update_network_option( $network_id, $option, $value ) {
-	global $wpdb;
-
-	if ( $network_id && ! is_numeric( $network_id ) ) {
-		return false;
-	}
-
-	$network_id = (int) $network_id;
-
-	// Fallback to the current network if a network ID is not specified.
-	if ( ! $network_id ) {
-		$network_id = get_current_network_id();
-	}
-
-	wp_protect_special_option( $option );
-
-	$old_value = get_network_option( $network_id, $option, false );
-
-	/**
-	 * Filters a specific network option before its value is updated.
-	 *
-	 * The dynamic portion of the hook name, `$option`, refers to the option name.
-	 *
-	 * @since 2.9.0 As 'pre_update_site_option_' . $key
-	 * @since 3.0.0
-	 * @since 4.4.0 The `$option` parameter was added.
-	 * @since 4.7.0 The `$network_id` parameter was added.
-	 *
-	 * @param mixed  $value      New value of the network option.
-	 * @param mixed  $old_value  Old value of the network option.
-	 * @param string $option     Option name.
-	 * @param int    $network_id ID of the network.
-	 */
-	$value = apply_filters( "pre_update_site_option_{$option}", $value, $old_value, $option, $network_id );
-
-	/*
-	 * If the new and old values are the same, no need to update.
-	 *
-	 * Unserialized values will be adequate in most cases. If the unserialized
-	 * data differs, the (maybe) serialized data is checked to avoid
-	 * unnecessary database calls for otherwise identical object instances.
-	 *
-	 * See https://core.trac.wordpress.org/ticket/44956
-	 */
-	if ( $value === $old_value || maybe_serialize( $value ) === maybe_serialize( $old_value ) ) {
-		return false;
-	}
-
-	if ( false === $old_value ) {
-		return add_network_option( $network_id, $option, $value );
-	}
-
-	$notoptions_key = "$network_id:notoptions";
-	$notoptions     = wp_cache_get( $notoptions_key, 'site-options' );
-	if ( is_array( $notoptions ) && isset( $notoptions[ $option ] ) ) {
-		unset( $notoptions[ $option ] );
-		wp_cache_set( $notoptions_key, $notoptions, 'site-options' );
-	}
-
-	if ( ! is_multisite() ) {
-		$result = update_option( $option, $value, 'no' );
-	} else {
-		$value = sanitize_option( $option, $value );
-
-		$serialized_value = maybe_serialize( $value );
-		$result           = $wpdb->update(
-			$wpdb->sitemeta,
-			array( 'meta_value' => $serialized_value ),
-			array(
-				'site_id'  => $network_id,
-				'meta_key' => $option,
-			)
-		);
-
-		if ( $result ) {
-			$cache_key = "$network_id:$option";
-			wp_cache_set( $cache_key, $value, 'site-options' );
-		}
-	}
-
-	if ( $result ) {
-
-		/**
-		 * Fires after the value of a specific network option has been successfully updated.
-		 *
-		 * The dynamic portion of the hook name, `$option`, refers to the option name.
-		 *
-		 * @since 2.9.0 As "update_site_option_{$key}"
-		 * @since 3.0.0
-		 * @since 4.7.0 The `$network_id` parameter was added.
-		 *
-		 * @param string $option     Name of the network option.
-		 * @param mixed  $value      Current value of the network option.
-		 * @param mixed  $old_value  Old value of the network option.
-		 * @param int    $network_id ID of the network.
-		 */
-		do_action( "update_site_option_{$option}", $option, $value, $old_value, $network_id );
-
-		/**
-		 * Fires after the value of a network option has been successfully updated.
-		 *
-		 * @since 3.0.0
-		 * @since 4.7.0 The `$network_id` parameter was added.
-		 *
-		 * @param string $option     Name of the network option.
-		 * @param mixed  $value      Current value of the network option.
-		 * @param mixed  $old_value  Old value of the network option.
-		 * @param int    $network_id ID of the network.
-		 */
-		do_action( 'update_site_option', $option, $value, $old_value, $network_id );
-
-		return true;
-	}
-
-	return false;
-}
-
-/**
- * Delete a site transient.
- *
- * @since 2.9.0
- *
- * @param string $transient Transient name. Expected to not be SQL-escaped.
- * @return bool True if successful, false otherwise
- */
-function delete_site_transient( $transient ) {
-
-	/**
-	 * Fires immediately before a specific site transient is deleted.
-	 *
-	 * The dynamic portion of the hook name, `$transient`, refers to the transient name.
-	 *
-	 * @since 3.0.0
-	 *
-	 * @param string $transient Transient name.
-	 */
-	do_action( "delete_site_transient_{$transient}", $transient );
-
-	if ( wp_using_ext_object_cache() ) {
-		$result = wp_cache_delete( $transient, 'site-transient' );
-	} else {
-		$option_timeout = '_site_transient_timeout_' . $transient;
-		$option         = '_site_transient_' . $transient;
-		$result         = delete_site_option( $option );
-		if ( $result ) {
-			delete_site_option( $option_timeout );
-		}
-	}
-	if ( $result ) {
-
-		/**
-		 * Fires after a transient is deleted.
-		 *
-		 * @since 3.0.0
-		 *
-		 * @param string $transient Deleted transient name.
-		 */
-		do_action( 'deleted_site_transient', $transient );
-	}
-
-	return $result;
-}
-
-/**
- * Get the value of a site transient.
- *
- * If the transient does not exist, does not have a value, or has expired,
- * then the return value will be false.
- *
- * @since 2.9.0
- *
- * @see get_transient()
- *
- * @param string $transient Transient name. Expected to not be SQL-escaped.
- * @return mixed Value of transient.
- */
-function get_site_transient( $transient ) {
-
-	/**
-	 * Filters the value of an existing site transient.
-	 *
-	 * The dynamic portion of the hook name, `$transient`, refers to the transient name.
-	 *
-	 * Passing a truthy value to the filter will effectively short-circuit retrieval,
-	 * returning the passed value instead.
-	 *
-	 * @since 2.9.0
-	 * @since 4.4.0 The `$transient` parameter was added.
-	 *
-	 * @param mixed  $pre_site_transient The default value to return if the site transient does not exist.
-	 *                                   Any value other than false will short-circuit the retrieval
-	 *                                   of the transient, and return the returned value.
-	 * @param string $transient          Transient name.
-	 */
-	$pre = apply_filters( "pre_site_transient_{$transient}", false, $transient );
-
-	if ( false !== $pre ) {
-		return $pre;
-	}
-
-	if ( wp_using_ext_object_cache() ) {
-		$value = wp_cache_get( $transient, 'site-transient' );
-	} else {
-		// Core transients that do not have a timeout. Listed here so querying timeouts can be avoided.
-		$no_timeout       = array( 'update_core', 'update_plugins', 'update_themes' );
-		$transient_option = '_site_transient_' . $transient;
-		if ( ! in_array( $transient, $no_timeout ) ) {
-			$transient_timeout = '_site_transient_timeout_' . $transient;
-			$timeout           = get_site_option( $transient_timeout );
-			if ( false !== $timeout && $timeout < time() ) {
-				delete_site_option( $transient_option );
-				delete_site_option( $transient_timeout );
-				$value = false;
-			}
-		}
-
-		if ( ! isset( $value ) ) {
-			$value = get_site_option( $transient_option );
-		}
-	}
-
-	/**
-	 * Filters the value of an existing site transient.
-	 *
-	 * The dynamic portion of the hook name, `$transient`, refers to the transient name.
-	 *
-	 * @since 2.9.0
-	 * @since 4.4.0 The `$transient` parameter was added.
-	 *
-	 * @param mixed  $value     Value of site transient.
-	 * @param string $transient Transient name.
-	 */
-	return apply_filters( "site_transient_{$transient}", $value, $transient );
-}
-
-/**
- * Set/update the value of a site transient.
- *
- * You do not need to serialize values, if the value needs to be serialize, then
- * it will be serialized before it is set.
- *
- * @since 2.9.0
- *
- * @see set_transient()
- *
- * @param string $transient  Transient name. Expected to not be SQL-escaped. Must be
- *                           167 characters or fewer in length.
- * @param mixed  $value      Transient value. Expected to not be SQL-escaped.
- * @param int    $expiration Optional. Time until expiration in seconds. Default 0 (no expiration).
- * @return bool False if value was not set and true if value was set.
- */
-function set_site_transient( $transient, $value, $expiration = 0 ) {
-
-	/**
-	 * Filters the value of a specific site transient before it is set.
-	 *
-	 * The dynamic portion of the hook name, `$transient`, refers to the transient name.
-	 *
-	 * @since 3.0.0
-	 * @since 4.4.0 The `$transient` parameter was added.
-	 *
-	 * @param mixed  $value     New value of site transient.
-	 * @param string $transient Transient name.
-	 */
-	$value = apply_filters( "pre_set_site_transient_{$transient}", $value, $transient );
-
-	$expiration = (int) $expiration;
-
-	/**
-	 * Filters the expiration for a site transient before its value is set.
-	 *
-	 * The dynamic portion of the hook name, `$transient`, refers to the transient name.
-	 *
-	 * @since 4.4.0
-	 *
-	 * @param int    $expiration Time until expiration in seconds. Use 0 for no expiration.
-	 * @param mixed  $value      New value of site transient.
-	 * @param string $transient  Transient name.
-	 */
-	$expiration = apply_filters( "expiration_of_site_transient_{$transient}", $expiration, $value, $transient );
-
-	if ( wp_using_ext_object_cache() ) {
-		$result = wp_cache_set( $transient, $value, 'site-transient', $expiration );
-	} else {
-		$transient_timeout = '_site_transient_timeout_' . $transient;
-		$option            = '_site_transient_' . $transient;
-		if ( false === get_site_option( $option ) ) {
-			if ( $expiration ) {
-				add_site_option( $transient_timeout, time() + $expiration );
-			}
-			$result = add_site_option( $option, $value );
-		} else {
-			if ( $expiration ) {
-				update_site_option( $transient_timeout, time() + $expiration );
-			}
-			$result = update_site_option( $option, $value );
-		}
-	}
-	if ( $result ) {
-
-		/**
-		 * Fires after the value for a specific site transient has been set.
-		 *
-		 * The dynamic portion of the hook name, `$transient`, refers to the transient name.
-		 *
-		 * @since 3.0.0
-		 * @since 4.4.0 The `$transient` parameter was added
-		 *
-		 * @param mixed  $value      Site transient value.
-		 * @param int    $expiration Time until expiration in seconds.
-		 * @param string $transient  Transient name.
-		 */
-		do_action( "set_site_transient_{$transient}", $value, $expiration, $transient );
-
-		/**
-		 * Fires after the value for a site transient has been set.
-		 *
-		 * @since 3.0.0
-		 *
-		 * @param string $transient  The name of the site transient.
-		 * @param mixed  $value      Site transient value.
-		 * @param int    $expiration Time until expiration in seconds.
-		 */
-		do_action( 'setted_site_transient', $transient, $value, $expiration );
-	}
-	return $result;
-}
-
-/**
- * Register default settings available in WordPress.
- *
- * The settings registered here are primarily useful for the REST API, so this
- * does not encompass all settings available in WordPress.
- *
- * @since 4.7.0
- */
-function register_initial_settings() {
-	register_setting(
-		'general',
-		'blogname',
-		array(
-			'show_in_rest' => array(
-				'name' => 'title',
-			),
-			'type'         => 'string',
-			'description'  => __( 'Site title.' ),
-		)
-	);
-
-	register_setting(
-		'general',
-		'blogdescription',
-		array(
-			'show_in_rest' => array(
-				'name' => 'description',
-			),
-			'type'         => 'string',
-			'description'  => __( 'Site tagline.' ),
-		)
-	);
-
-	if ( ! is_multisite() ) {
-		register_setting(
-			'general',
-			'siteurl',
-			array(
-				'show_in_rest' => array(
-					'name'   => 'url',
-					'schema' => array(
-						'format' => 'uri',
-					),
-				),
-				'type'         => 'string',
-				'description'  => __( 'Site URL.' ),
-			)
-		);
-	}
-
-	if ( ! is_multisite() ) {
-		register_setting(
-			'general',
-			'admin_email',
-			array(
-				'show_in_rest' => array(
-					'name'   => 'email',
-					'schema' => array(
-						'format' => 'email',
-					),
-				),
-				'type'         => 'string',
-				'description'  => __( 'This address is used for admin purposes, like new user notification.' ),
-			)
-		);
-	}
-
-	register_setting(
-		'general',
-		'timezone_string',
-		array(
-			'show_in_rest' => array(
-				'name' => 'timezone',
-			),
-			'type'         => 'string',
-			'description'  => __( 'A city in the same timezone as you.' ),
-		)
-	);
-
-	register_setting(
-		'general',
-		'date_format',
-		array(
-			'show_in_rest' => true,
-			'type'         => 'string',
-			'description'  => __( 'A date format for all date strings.' ),
-		)
-	);
-
-	register_setting(
-		'general',
-		'time_format',
-		array(
-			'show_in_rest' => true,
-			'type'         => 'string',
-			'description'  => __( 'A time format for all time strings.' ),
-		)
-	);
-
-	register_setting(
-		'general',
-		'start_of_week',
-		array(
-			'show_in_rest' => true,
-			'type'         => 'integer',
-			'description'  => __( 'A day number of the week that the week should start on.' ),
-		)
-	);
-
-	register_setting(
-		'general',
-		'WPLANG',
-		array(
-			'show_in_rest' => array(
-				'name' => 'language',
-			),
-			'type'         => 'string',
-			'description'  => __( 'WordPress locale code.' ),
-			'default'      => 'en_US',
-		)
-	);
-
-	register_setting(
-		'writing',
-		'use_smilies',
-		array(
-			'show_in_rest' => true,
-			'type'         => 'boolean',
-			'description'  => __( 'Convert emoticons like :-) and :-P to graphics on display.' ),
-			'default'      => true,
-		)
-	);
-
-	register_setting(
-		'writing',
-		'default_category',
-		array(
-			'show_in_rest' => true,
-			'type'         => 'integer',
-			'description'  => __( 'Default post category.' ),
-		)
-	);
-
-	register_setting(
-		'writing',
-		'default_post_format',
-		array(
-			'show_in_rest' => true,
-			'type'         => 'string',
-			'description'  => __( 'Default post format.' ),
-		)
-	);
-
-	register_setting(
-		'reading',
-		'posts_per_page',
-		array(
-			'show_in_rest' => true,
-			'type'         => 'integer',
-			'description'  => __( 'Blog pages show at most.' ),
-			'default'      => 10,
-		)
-	);
-
-	register_setting(
-		'discussion',
-		'default_ping_status',
-		array(
-			'show_in_rest' => array(
-				'schema' => array(
-					'enum' => array( 'open', 'closed' ),
-				),
-			),
-			'type'         => 'string',
-			'description'  => __( 'Allow link notifications from other blogs (pingbacks and trackbacks) on new articles.' ),
-		)
-	);
-
-	register_setting(
-		'discussion',
-		'default_comment_status',
-		array(
-			'show_in_rest' => array(
-				'schema' => array(
-					'enum' => array( 'open', 'closed' ),
-				),
-			),
-			'type'         => 'string',
-			'description'  => __( 'Allow people to submit comments on new posts.' ),
-		)
-	);
-}
-
-/**
- * Register a setting and its data.
- *
- * @since 2.7.0
- * @since 4.7.0 `$args` can be passed to set flags on the setting, similar to `register_meta()`.
- *
- * @global array $new_whitelist_options
- * @global array $wp_registered_settings
- *
- * @param string $option_group A settings group name. Should correspond to a whitelisted option key name.
- *  Default whitelisted option key names include "general," "discussion," and "reading," among others.
- * @param string $option_name The name of an option to sanitize and save.
- * @param array  $args {
- *     Data used to describe the setting when registered.
- *
- *     @type string   $type              The type of data associated with this setting.
- *                                       Valid values are 'string', 'boolean', 'integer', and 'number'.
- *     @type string   $description       A description of the data attached to this setting.
- *     @type callable $sanitize_callback A callback function that sanitizes the option's value.
- *     @type bool     $show_in_rest      Whether data associated with this setting should be included in the REST API.
- *     @type mixed    $default           Default value when calling `get_option()`.
- * }
- */
-function register_setting( $option_group, $option_name, $args = array() ) {
-	global $new_whitelist_options, $wp_registered_settings;
-
-	$defaults = array(
-		'type'              => 'string',
-		'group'             => $option_group,
-		'description'       => '',
-		'sanitize_callback' => null,
-		'show_in_rest'      => false,
-	);
-
-	// Back-compat: old sanitize callback is added.
-	if ( is_callable( $args ) ) {
-		$args = array(
-			'sanitize_callback' => $args,
-		);
-	}
-
-	/**
-	 * Filters the registration arguments when registering a setting.
-	 *
-	 * @since 4.7.0
-	 *
-	 * @param array  $args         Array of setting registration arguments.
-	 * @param array  $defaults     Array of default arguments.
-	 * @param string $option_group Setting group.
-	 * @param string $option_name  Setting name.
-	 */
-	$args = apply_filters( 'register_setting_args', $args, $defaults, $option_group, $option_name );
-	$args = wp_parse_args( $args, $defaults );
-
-	if ( ! is_array( $wp_registered_settings ) ) {
-		$wp_registered_settings = array();
-	}
-
-	if ( 'misc' == $option_group ) {
-		_deprecated_argument(
-			__FUNCTION__,
-			'3.0.0',
-			sprintf(
-				/* translators: %s: misc */
-				__( 'The "%s" options group has been removed. Use another settings group.' ),
-				'misc'
-			)
-		);
-		$option_group = 'general';
-	}
-
-	if ( 'privacy' == $option_group ) {
-		_deprecated_argument(
-			__FUNCTION__,
-			'3.5.0',
-			sprintf(
-				/* translators: %s: privacy */
-				__( 'The "%s" options group has been removed. Use another settings group.' ),
-				'privacy'
-			)
-		);
-		$option_group = 'reading';
-	}
-
-	$new_whitelist_options[ $option_group ][] = $option_name;
-	if ( ! empty( $args['sanitize_callback'] ) ) {
-		add_filter( "sanitize_option_{$option_name}", $args['sanitize_callback'] );
-	}
-	if ( array_key_exists( 'default', $args ) ) {
-		add_filter( "default_option_{$option_name}", 'filter_default_option', 10, 3 );
-	}
-
-	$wp_registered_settings[ $option_name ] = $args;
-}
-
-/**
- * Unregister a setting.
- *
- * @since 2.7.0
- * @since 4.7.0 `$sanitize_callback` was deprecated. The callback from `register_setting()` is now used instead.
- *
- * @global array $new_whitelist_options
- * @global array $wp_registered_settings
- *
- * @param string   $option_group      The settings group name used during registration.
- * @param string   $option_name       The name of the option to unregister.
- * @param callable $deprecated        Deprecated.
- */
-function unregister_setting( $option_group, $option_name, $deprecated = '' ) {
-	global $new_whitelist_options, $wp_registered_settings;
-
-	if ( 'misc' == $option_group ) {
-		_deprecated_argument(
-			__FUNCTION__,
-			'3.0.0',
-			sprintf(
-				/* translators: %s: misc */
-				__( 'The "%s" options group has been removed. Use another settings group.' ),
-				'misc'
-			)
-		);
-		$option_group = 'general';
-	}
-
-	if ( 'privacy' == $option_group ) {
-		_deprecated_argument(
-			__FUNCTION__,
-			'3.5.0',
-			sprintf(
-				/* translators: %s: privacy */
-				__( 'The "%s" options group has been removed. Use another settings group.' ),
-				'privacy'
-			)
-		);
-		$option_group = 'reading';
-	}
-
-	$pos = array_search( $option_name, (array) $new_whitelist_options[ $option_group ] );
-	if ( $pos !== false ) {
-		unset( $new_whitelist_options[ $option_group ][ $pos ] );
-	}
-	if ( '' !== $deprecated ) {
-		_deprecated_argument(
-			__FUNCTION__,
-			'4.7.0',
-			sprintf(
-				/* translators: 1: $sanitize_callback, 2: register_setting() */
-				__( '%1$s is deprecated. The callback from %2$s is used instead.' ),
-				'<code>$sanitize_callback</code>',
-				'<code>register_setting()</code>'
-			)
-		);
-		remove_filter( "sanitize_option_{$option_name}", $deprecated );
-	}
-
-	if ( isset( $wp_registered_settings[ $option_name ] ) ) {
-		// Remove the sanitize callback if one was set during registration.
-		if ( ! empty( $wp_registered_settings[ $option_name ]['sanitize_callback'] ) ) {
-			remove_filter( "sanitize_option_{$option_name}", $wp_registered_settings[ $option_name ]['sanitize_callback'] );
-		}
-
-		// Remove the default filter if a default was provided during registration.
-		if ( array_key_exists( 'default', $wp_registered_settings[ $option_name ] ) ) {
-			remove_filter( "default_option_{$option_name}", 'filter_default_option', 10 );
-		}
-
-		unset( $wp_registered_settings[ $option_name ] );
-	}
-}
-
-/**
- * Retrieves an array of registered settings.
- *
- * @since 4.7.0
- *
- * @global array $wp_registered_settings
- *
- * @return array List of registered settings, keyed by option name.
- */
-function get_registered_settings() {
-	global $wp_registered_settings;
-
-	if ( ! is_array( $wp_registered_settings ) ) {
-		return array();
-	}
-
-	return $wp_registered_settings;
-}
-
-/**
- * Filter the default value for the option.
- *
- * For settings which register a default setting in `register_setting()`, this
- * function is added as a filter to `default_option_{$option}`.
- *
- * @since 4.7.0
- *
- * @param mixed $default Existing default value to return.
- * @param string $option Option name.
- * @param bool $passed_default Was `get_option()` passed a default value?
- * @return mixed Filtered default value.
- */
-function filter_default_option( $default, $option, $passed_default ) {
-	if ( $passed_default ) {
-		return $default;
-	}
-
-	$registered = get_registered_settings();
-	if ( empty( $registered[ $option ] ) ) {
-		return $default;
-	}
-
-	return $registered[ $option ]['default'];
-}