1491 lines
44 KiB
PHP
1491 lines
44 KiB
PHP
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<?php
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/**
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* Option API
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*
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* @package WordPress
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* @subpackage Option
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*/
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/**
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* Retrieve option value based on name of option.
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*
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* If the option does not exist or does not have a value, then the return value
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* will be false. This is useful to check whether you need to install an option
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* and is commonly used during installation of plugin options and to test
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* whether upgrading is required.
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*
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* If the option was serialized then it will be unserialized when it is returned.
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*
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* @since 1.5.0
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*
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* @global wpdb $wpdb
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*
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* @param string $option Name of option to retrieve. Expected to not be SQL-escaped.
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* @param mixed $default Optional. Default value to return if the option does not exist.
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* @return mixed Value set for the option.
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*/
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function get_option( $option, $default = false ) {
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global $wpdb;
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$option = trim( $option );
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if ( empty( $option ) )
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return false;
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/**
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* Filter the value of an existing option before it is retrieved.
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*
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* The dynamic portion of the hook name, `$option`, refers to the option name.
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*
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* Passing a truthy value to the filter will short-circuit retrieving
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* the option value, returning the passed value instead.
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*
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* @since 1.5.0
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*
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* @param bool|mixed $pre_option Value to return instead of the option value.
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* Default false to skip it.
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*/
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$pre = apply_filters( 'pre_option_' . $option, false );
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if ( false !== $pre )
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return $pre;
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if ( defined( 'WP_SETUP_CONFIG' ) )
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return false;
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if ( ! defined( 'WP_INSTALLING' ) ) {
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// prevent non-existent options from triggering multiple queries
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$notoptions = wp_cache_get( 'notoptions', 'options' );
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if ( isset( $notoptions[ $option ] ) ) {
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/**
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* Filter the default value for an option.
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*
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* The dynamic portion of the hook name, `$option`, refers to the option name.
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*
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* @since 3.4.0
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*
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* @param mixed $default The default value to return if the option does not exist
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* in the database.
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*/
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return apply_filters( 'default_option_' . $option, $default );
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}
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$alloptions = wp_load_alloptions();
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if ( isset( $alloptions[$option] ) ) {
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$value = $alloptions[$option];
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} else {
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$value = wp_cache_get( $option, 'options' );
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if ( false === $value ) {
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$row = $wpdb->get_row( $wpdb->prepare( "SELECT option_value FROM $wpdb->options WHERE option_name = %s LIMIT 1", $option ) );
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// Has to be get_row instead of get_var because of funkiness with 0, false, null values
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if ( is_object( $row ) ) {
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$value = $row->option_value;
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wp_cache_add( $option, $value, 'options' );
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} else { // option does not exist, so we must cache its non-existence
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if ( ! is_array( $notoptions ) ) {
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$notoptions = array();
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}
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$notoptions[$option] = true;
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wp_cache_set( 'notoptions', $notoptions, 'options' );
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/** This filter is documented in wp-includes/option.php */
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return apply_filters( 'default_option_' . $option, $default );
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}
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}
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}
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} else {
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$suppress = $wpdb->suppress_errors();
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$row = $wpdb->get_row( $wpdb->prepare( "SELECT option_value FROM $wpdb->options WHERE option_name = %s LIMIT 1", $option ) );
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$wpdb->suppress_errors( $suppress );
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if ( is_object( $row ) ) {
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$value = $row->option_value;
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} else {
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/** This filter is documented in wp-includes/option.php */
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return apply_filters( 'default_option_' . $option, $default );
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}
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}
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// If home is not set use siteurl.
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if ( 'home' == $option && '' == $value )
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return get_option( 'siteurl' );
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if ( in_array( $option, array('siteurl', 'home', 'category_base', 'tag_base') ) )
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$value = untrailingslashit( $value );
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/**
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* Filter the value of an existing option.
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*
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* The dynamic portion of the hook name, `$option`, refers to the option name.
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*
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* @since 1.5.0 As 'option_' . $setting
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* @since 3.0.0
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*
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* @param mixed $value Value of the option. If stored serialized, it will be
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* unserialized prior to being returned.
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*/
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return apply_filters( 'option_' . $option, maybe_unserialize( $value ) );
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}
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/**
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* Protect WordPress special option from being modified.
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*
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* Will die if $option is in protected list. Protected options are 'alloptions'
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* and 'notoptions' options.
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*
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* @since 2.2.0
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*
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* @param string $option Option name.
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*/
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function wp_protect_special_option( $option ) {
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if ( 'alloptions' === $option || 'notoptions' === $option )
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wp_die( sprintf( __( '%s is a protected WP option and may not be modified' ), esc_html( $option ) ) );
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}
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/**
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* Print option value after sanitizing for forms.
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*
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* @since 1.5.0
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*
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* @param string $option Option name.
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*/
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function form_option( $option ) {
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echo esc_attr( get_option( $option ) );
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}
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/**
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* Loads and caches all autoloaded options, if available or all options.
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*
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* @since 2.2.0
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*
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* @global wpdb $wpdb
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*
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* @return array List of all options.
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*/
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function wp_load_alloptions() {
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global $wpdb;
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if ( !defined( 'WP_INSTALLING' ) || !is_multisite() )
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$alloptions = wp_cache_get( 'alloptions', 'options' );
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else
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$alloptions = false;
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if ( !$alloptions ) {
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$suppress = $wpdb->suppress_errors();
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if ( !$alloptions_db = $wpdb->get_results( "SELECT option_name, option_value FROM $wpdb->options WHERE autoload = 'yes'" ) )
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$alloptions_db = $wpdb->get_results( "SELECT option_name, option_value FROM $wpdb->options" );
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$wpdb->suppress_errors($suppress);
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$alloptions = array();
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foreach ( (array) $alloptions_db as $o ) {
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$alloptions[$o->option_name] = $o->option_value;
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}
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if ( !defined( 'WP_INSTALLING' ) || !is_multisite() )
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wp_cache_add( 'alloptions', $alloptions, 'options' );
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}
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return $alloptions;
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}
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/**
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* Loads and caches certain often requested site options if is_multisite() and a persistent cache is not being used.
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*
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* @since 3.0.0
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*
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* @global wpdb $wpdb
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*
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* @param int $site_id Optional site ID for which to query the options. Defaults to the current site.
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*/
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function wp_load_core_site_options( $site_id = null ) {
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global $wpdb;
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if ( !is_multisite() || wp_using_ext_object_cache() || defined( 'WP_INSTALLING' ) )
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return;
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if ( empty($site_id) )
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$site_id = $wpdb->siteid;
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$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' );
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$core_options_in = "'" . implode("', '", $core_options) . "'";
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$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", $site_id) );
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foreach ( $options as $option ) {
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$key = $option->meta_key;
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$cache_key = "{$site_id}:$key";
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$option->meta_value = maybe_unserialize( $option->meta_value );
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wp_cache_set( $cache_key, $option->meta_value, 'site-options' );
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}
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}
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/**
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* Update the value of an option that was already added.
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*
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* You do not need to serialize values. If the value needs to be serialized, then
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* it will be serialized before it is inserted into the database. Remember,
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* resources can not be serialized or added as an option.
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*
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* If the option does not exist, then the option will be added with the option value,
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* with an `$autoload` value of 'yes'.
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*
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* @since 1.0.0
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* @since 4.2.0 The `$autoload` parameter was added.
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*
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* @global wpdb $wpdb
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*
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* @param string $option Option name. Expected to not be SQL-escaped.
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* @param mixed $value Option value. Must be serializable if non-scalar. Expected to not be SQL-escaped.
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* @param string|bool $autoload Optional. Whether to load the option when WordPress starts up. For existing options,
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* `$autoload` can only be updated using `update_option()` if `$value` is also changed.
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* Accepts 'yes'|true to enable or 'no'|false to disable. For non-existent options,
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* the default value is 'yes'. Default null.
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* @return bool False if value was not updated and true if value was updated.
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*/
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function update_option( $option, $value, $autoload = null ) {
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global $wpdb;
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$option = trim($option);
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if ( empty($option) )
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return false;
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wp_protect_special_option( $option );
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if ( is_object( $value ) )
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$value = clone $value;
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$value = sanitize_option( $option, $value );
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$old_value = get_option( $option );
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/**
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* Filter a specific option before its value is (maybe) serialized and updated.
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*
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* The dynamic portion of the hook name, `$option`, refers to the option name.
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*
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* @since 2.6.0
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*
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* @param mixed $value The new, unserialized option value.
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* @param mixed $old_value The old option value.
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*/
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$value = apply_filters( 'pre_update_option_' . $option, $value, $old_value );
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/**
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* Filter an option before its value is (maybe) serialized and updated.
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*
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* @since 3.9.0
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*
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* @param mixed $value The new, unserialized option value.
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* @param string $option Name of the option.
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* @param mixed $old_value The old option value.
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*/
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$value = apply_filters( 'pre_update_option', $value, $option, $old_value );
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// If the new and old values are the same, no need to update.
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if ( $value === $old_value )
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return false;
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/** This filter is documented in wp-includes/option.php */
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if ( apply_filters( 'default_option_' . $option, false ) === $old_value ) {
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// Default setting for new options is 'yes'.
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if ( null === $autoload ) {
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$autoload = 'yes';
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}
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return add_option( $option, $value, '', $autoload );
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}
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$serialized_value = maybe_serialize( $value );
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/**
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* Fires immediately before an option value is updated.
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*
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* @since 2.9.0
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*
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* @param string $option Name of the option to update.
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* @param mixed $old_value The old option value.
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* @param mixed $value The new option value.
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*/
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do_action( 'update_option', $option, $old_value, $value );
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$update_args = array(
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'option_value' => $serialized_value,
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);
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if ( null !== $autoload ) {
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$update_args['autoload'] = ( 'no' === $autoload || false === $autoload ) ? 'no' : 'yes';
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}
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$result = $wpdb->update( $wpdb->options, $update_args, array( 'option_name' => $option ) );
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if ( ! $result )
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return false;
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$notoptions = wp_cache_get( 'notoptions', 'options' );
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if ( is_array( $notoptions ) && isset( $notoptions[$option] ) ) {
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unset( $notoptions[$option] );
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wp_cache_set( 'notoptions', $notoptions, 'options' );
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}
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if ( ! defined( 'WP_INSTALLING' ) ) {
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$alloptions = wp_load_alloptions();
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if ( isset( $alloptions[$option] ) ) {
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$alloptions[ $option ] = $serialized_value;
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wp_cache_set( 'alloptions', $alloptions, 'options' );
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} else {
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wp_cache_set( $option, $serialized_value, 'options' );
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}
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}
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||
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/**
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||
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* Fires after the value of a specific option has been successfully updated.
|
||
|
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*
|
||
|
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* The dynamic portion of the hook name, `$option`, refers to the option name.
|
||
|
|
*
|
||
|
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* @since 2.0.1
|
||
|
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*
|
||
|
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* @param mixed $old_value The old option value.
|
||
|
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* @param mixed $value The new option value.
|
||
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*/
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||
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do_action( "update_option_{$option}", $old_value, $value );
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||
|
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|
||
|
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/**
|
||
|
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* Fires after the value of an option has been successfully updated.
|
||
|
|
*
|
||
|
|
* @since 2.9.0
|
||
|
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*
|
||
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* @param string $option Name of the updated option.
|
||
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* @param mixed $old_value The old option value.
|
||
|
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* @param mixed $value The new option value.
|
||
|
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*/
|
||
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do_action( 'updated_option', $option, $old_value, $value );
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||
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return true;
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||
|
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}
|
||
|
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|
||
|
|
/**
|
||
|
|
* 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
|
||
|
|
*
|
||
|
|
* @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' );
|
||
|
|
|
||
|
|
$option = trim($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 ) !== 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 ( ! defined( 'WP_INSTALLING' ) ) {
|
||
|
|
if ( 'yes' == $autoload ) {
|
||
|
|
$alloptions = wp_load_alloptions();
|
||
|
|
$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
|
||
|
|
*
|
||
|
|
* @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 ( ! defined( 'WP_INSTALLING' ) ) {
|
||
|
|
if ( 'yes' == $row->autoload ) {
|
||
|
|
$alloptions = wp_load_alloptions();
|
||
|
|
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( $transient ) {
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Filter the value of an existing transient.
|
||
|
|
*
|
||
|
|
* The dynamic portion of the hook name, `$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
|
||
|
|
*
|
||
|
|
* @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.
|
||
|
|
*/
|
||
|
|
$pre = apply_filters( 'pre_transient_' . $transient, false );
|
||
|
|
if ( false !== $pre )
|
||
|
|
return $pre;
|
||
|
|
|
||
|
|
if ( wp_using_ext_object_cache() ) {
|
||
|
|
$value = wp_cache_get( $transient, 'transient' );
|
||
|
|
} else {
|
||
|
|
$transient_option = '_transient_' . $transient;
|
||
|
|
if ( ! defined( '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( $transient_option );
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Filter an existing transient's value.
|
||
|
|
*
|
||
|
|
* The dynamic portion of the hook name, `$transient`, refers to the transient name.
|
||
|
|
*
|
||
|
|
* @since 2.8.0
|
||
|
|
*
|
||
|
|
* @param mixed $value Value of transient.
|
||
|
|
*/
|
||
|
|
return apply_filters( 'transient_' . $transient, $value );
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 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
|
||
|
|
* 45 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.
|
||
|
|
* @return bool False if value was not set and true if value was set.
|
||
|
|
*/
|
||
|
|
function set_transient( $transient, $value, $expiration = 0 ) {
|
||
|
|
|
||
|
|
$expiration = (int) $expiration;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Filter a specific transient before its value is set.
|
||
|
|
*
|
||
|
|
* The dynamic portion of the hook name, `$transient`, refers to the transient name.
|
||
|
|
*
|
||
|
|
* @since 3.0.0
|
||
|
|
* @since 4.2.0 Added `$expiration` parameter.
|
||
|
|
*
|
||
|
|
* @param mixed $value New value of transient.
|
||
|
|
* @param int $expiration Time until expiration in seconds.
|
||
|
|
*/
|
||
|
|
$value = apply_filters( 'pre_set_transient_' . $transient, $value, $expiration );
|
||
|
|
|
||
|
|
if ( wp_using_ext_object_cache() ) {
|
||
|
|
$result = wp_cache_set( $transient, $value, 'transient', $expiration );
|
||
|
|
} else {
|
||
|
|
$transient_timeout = '_transient_timeout_' . $transient;
|
||
|
|
$transient = '_transient_' . $transient;
|
||
|
|
if ( false === get_option( $transient ) ) {
|
||
|
|
$autoload = 'yes';
|
||
|
|
if ( $expiration ) {
|
||
|
|
$autoload = 'no';
|
||
|
|
add_option( $transient_timeout, time() + $expiration, '', 'no' );
|
||
|
|
}
|
||
|
|
$result = add_option( $transient, $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 );
|
||
|
|
add_option( $transient_timeout, time() + $expiration, '', 'no' );
|
||
|
|
$result = add_option( $transient, $value, '', 'no' );
|
||
|
|
$update = false;
|
||
|
|
} else {
|
||
|
|
update_option( $transient_timeout, time() + $expiration );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if ( $update ) {
|
||
|
|
$result = update_option( $transient, $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
|
||
|
|
*
|
||
|
|
* @param mixed $value Transient value.
|
||
|
|
* @param int $expiration Time until expiration in seconds. Default 0.
|
||
|
|
*/
|
||
|
|
do_action( 'set_transient_' . $transient, $value, $expiration );
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Fires after the value for a transient has been set.
|
||
|
|
*
|
||
|
|
* @since 3.0.0
|
||
|
|
*
|
||
|
|
* @param string $transient The name of the transient.
|
||
|
|
* @param mixed $value Transient value.
|
||
|
|
* @param int $expiration Time until expiration in seconds. Default 0.
|
||
|
|
*/
|
||
|
|
do_action( 'setted_transient', $transient, $value, $expiration );
|
||
|
|
}
|
||
|
|
return $result;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 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() || defined( 'DOING_AJAX' ) ) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( ! $user_id = get_current_user_id() ) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( is_super_admin() && ! 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( site_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 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|void true if set successfully/false if not.
|
||
|
|
*/
|
||
|
|
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|void true if deleted successfully/false if not.
|
||
|
|
*/
|
||
|
|
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;
|
||
|
|
|
||
|
|
if ( ! $user_id = get_current_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
|
||
|
|
*
|
||
|
|
* @global array $_updated_user_settings
|
||
|
|
*
|
||
|
|
* @param array $user_settings
|
||
|
|
* @return bool|void
|
||
|
|
*/
|
||
|
|
function wp_set_all_user_settings( $user_settings ) {
|
||
|
|
global $_updated_user_settings;
|
||
|
|
|
||
|
|
if ( ! $user_id = get_current_user_id() ) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( is_super_admin() && ! 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() {
|
||
|
|
if ( ! $user_id = get_current_user_id() ) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
update_user_option( $user_id, 'user-settings', '', false );
|
||
|
|
setcookie( 'wp-settings-' . $user_id, ' ', time() - YEAR_IN_SECONDS, SITECOOKIEPATH );
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Retrieve site option value based on name of option.
|
||
|
|
*
|
||
|
|
* @since 2.8.0
|
||
|
|
*
|
||
|
|
* @see get_option()
|
||
|
|
*
|
||
|
|
* @global wpdb $wpdb
|
||
|
|
*
|
||
|
|
* @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 $use_cache Whether to use cache. Multisite only. Default true.
|
||
|
|
* @return mixed Value set for the option.
|
||
|
|
*/
|
||
|
|
function get_site_option( $option, $default = false, $use_cache = true ) {
|
||
|
|
global $wpdb;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Filter an existing site option before it is retrieved.
|
||
|
|
*
|
||
|
|
* The dynamic portion of the hook name, `$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
|
||
|
|
*
|
||
|
|
* @param mixed $pre_option The default value to return if the option does not exist.
|
||
|
|
*/
|
||
|
|
$pre = apply_filters( 'pre_site_option_' . $option, false );
|
||
|
|
|
||
|
|
if ( false !== $pre )
|
||
|
|
return $pre;
|
||
|
|
|
||
|
|
// prevent non-existent options from triggering multiple queries
|
||
|
|
$notoptions_key = "{$wpdb->siteid}:notoptions";
|
||
|
|
$notoptions = wp_cache_get( $notoptions_key, 'site-options' );
|
||
|
|
|
||
|
|
if ( isset( $notoptions[$option] ) ) {
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Filter a specific default site option.
|
||
|
|
*
|
||
|
|
* The dynamic portion of the hook name, `$option`, refers to the option name.
|
||
|
|
*
|
||
|
|
* @since 3.4.0
|
||
|
|
*
|
||
|
|
* @param mixed $default The value to return if the site option does not exist
|
||
|
|
* in the database.
|
||
|
|
*/
|
||
|
|
return apply_filters( 'default_site_option_' . $option, $default );
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( ! is_multisite() ) {
|
||
|
|
|
||
|
|
/** This filter is documented in wp-includes/option.php */
|
||
|
|
$default = apply_filters( 'default_site_option_' . $option, $default );
|
||
|
|
$value = get_option($option, $default);
|
||
|
|
} else {
|
||
|
|
$cache_key = "{$wpdb->siteid}:$option";
|
||
|
|
if ( $use_cache )
|
||
|
|
$value = wp_cache_get($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, $wpdb->siteid ) );
|
||
|
|
|
||
|
|
// 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, $default );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Filter the value of an existing site option.
|
||
|
|
*
|
||
|
|
* The dynamic portion of the hook name, `$option`, refers to the option name.
|
||
|
|
*
|
||
|
|
* @since 2.9.0 As 'site_option_' . $key
|
||
|
|
* @since 3.0.0
|
||
|
|
*
|
||
|
|
* @param mixed $value Value of site option.
|
||
|
|
*/
|
||
|
|
return apply_filters( 'site_option_' . $option, $value );
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Add a new site option.
|
||
|
|
*
|
||
|
|
* Existing options will not be updated. Note that prior to 3.3 this wasn't the case.
|
||
|
|
*
|
||
|
|
* @since 2.8.0
|
||
|
|
*
|
||
|
|
* @see add_option()
|
||
|
|
*
|
||
|
|
* @global wpdb $wpdb
|
||
|
|
*
|
||
|
|
* @param string $option Name of option to add. Expected to not be SQL-escaped.
|
||
|
|
* @param mixed $value Optional. 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_site_option( $option, $value ) {
|
||
|
|
global $wpdb;
|
||
|
|
|
||
|
|
wp_protect_special_option( $option );
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Filter the value of a specific site option before it is added.
|
||
|
|
*
|
||
|
|
* The dynamic portion of the hook name, `$option`, refers to the option name.
|
||
|
|
*
|
||
|
|
* @since 2.9.0 As 'pre_add_site_option_' . $key
|
||
|
|
* @since 3.0.0
|
||
|
|
*
|
||
|
|
* @param mixed $value Value of site option.
|
||
|
|
*/
|
||
|
|
$value = apply_filters( 'pre_add_site_option_' . $option, $value );
|
||
|
|
|
||
|
|
$notoptions_key = "{$wpdb->siteid}:notoptions";
|
||
|
|
|
||
|
|
if ( !is_multisite() ) {
|
||
|
|
$result = add_option( $option, $value );
|
||
|
|
} else {
|
||
|
|
$cache_key = "{$wpdb->siteid}:$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_site_option( $option ) )
|
||
|
|
return false;
|
||
|
|
|
||
|
|
$value = sanitize_option( $option, $value );
|
||
|
|
|
||
|
|
$serialized_value = maybe_serialize( $value );
|
||
|
|
$result = $wpdb->insert( $wpdb->sitemeta, array('site_id' => $wpdb->siteid, '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 ( $result ) {
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Fires after a specific site option has been successfully added.
|
||
|
|
*
|
||
|
|
* The dynamic portion of the hook name, `$option`, refers to the option name.
|
||
|
|
*
|
||
|
|
* @since 2.9.0 As "add_site_option_{$key}"
|
||
|
|
* @since 3.0.0
|
||
|
|
*
|
||
|
|
* @param string $option Name of site option.
|
||
|
|
* @param mixed $value Value of site option.
|
||
|
|
*/
|
||
|
|
do_action( "add_site_option_{$option}", $option, $value );
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Fires after a site option has been successfully added.
|
||
|
|
*
|
||
|
|
* @since 3.0.0
|
||
|
|
*
|
||
|
|
* @param string $option Name of site option.
|
||
|
|
* @param mixed $value Value of site option.
|
||
|
|
*/
|
||
|
|
do_action( "add_site_option", $option, $value );
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Removes site option by name.
|
||
|
|
*
|
||
|
|
* @since 2.8.0
|
||
|
|
*
|
||
|
|
* @see delete_option()
|
||
|
|
*
|
||
|
|
* @global wpdb $wpdb
|
||
|
|
*
|
||
|
|
* @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 ) {
|
||
|
|
global $wpdb;
|
||
|
|
|
||
|
|
// ms_protect_special_option( $option ); @todo
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Fires immediately before a specific site option is deleted.
|
||
|
|
*
|
||
|
|
* The dynamic portion of the hook name, `$option`, refers to the option name.
|
||
|
|
*
|
||
|
|
* @since 3.0.0
|
||
|
|
*/
|
||
|
|
do_action( 'pre_delete_site_option_' . $option );
|
||
|
|
|
||
|
|
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, $wpdb->siteid ) );
|
||
|
|
if ( is_null( $row ) || !$row->meta_id )
|
||
|
|
return false;
|
||
|
|
$cache_key = "{$wpdb->siteid}:$option";
|
||
|
|
wp_cache_delete( $cache_key, 'site-options' );
|
||
|
|
|
||
|
|
$result = $wpdb->delete( $wpdb->sitemeta, array( 'meta_key' => $option, 'site_id' => $wpdb->siteid ) );
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( $result ) {
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Fires after a specific site option has been deleted.
|
||
|
|
*
|
||
|
|
* The dynamic portion of the hook name, `$option`, refers to the option name.
|
||
|
|
*
|
||
|
|
* @since 2.9.0 As "delete_site_option_{$key}"
|
||
|
|
* @since 3.0.0
|
||
|
|
*
|
||
|
|
* @param string $option Name of the site option.
|
||
|
|
*/
|
||
|
|
do_action( "delete_site_option_{$option}", $option );
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Fires after a site option has been deleted.
|
||
|
|
*
|
||
|
|
* @since 3.0.0
|
||
|
|
*
|
||
|
|
* @param string $option Name of the site option.
|
||
|
|
*/
|
||
|
|
do_action( "delete_site_option", $option );
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Update the value of a site option that was already added.
|
||
|
|
*
|
||
|
|
* @since 2.8.0
|
||
|
|
*
|
||
|
|
* @see update_option()
|
||
|
|
*
|
||
|
|
* @global wpdb $wpdb
|
||
|
|
*
|
||
|
|
* @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_site_option( $option, $value ) {
|
||
|
|
global $wpdb;
|
||
|
|
|
||
|
|
wp_protect_special_option( $option );
|
||
|
|
|
||
|
|
$old_value = get_site_option( $option );
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Filter a specific site option before its value is updated.
|
||
|
|
*
|
||
|
|
* The dynamic portion of the hook name, `$option`, refers to the option name.
|
||
|
|
*
|
||
|
|
* @since 2.9.0 As 'pre_update_site_option_' . $key
|
||
|
|
* @since 3.0.0
|
||
|
|
*
|
||
|
|
* @param mixed $value New value of site option.
|
||
|
|
* @param mixed $old_value Old value of site option.
|
||
|
|
*/
|
||
|
|
$value = apply_filters( 'pre_update_site_option_' . $option, $value, $old_value );
|
||
|
|
|
||
|
|
if ( $value === $old_value )
|
||
|
|
return false;
|
||
|
|
|
||
|
|
if ( false === $old_value )
|
||
|
|
return add_site_option( $option, $value );
|
||
|
|
|
||
|
|
$notoptions_key = "{$wpdb->siteid}: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 );
|
||
|
|
} else {
|
||
|
|
$value = sanitize_option( $option, $value );
|
||
|
|
|
||
|
|
$serialized_value = maybe_serialize( $value );
|
||
|
|
$result = $wpdb->update( $wpdb->sitemeta, array( 'meta_value' => $serialized_value ), array( 'site_id' => $wpdb->siteid, 'meta_key' => $option ) );
|
||
|
|
|
||
|
|
if ( $result ) {
|
||
|
|
$cache_key = "{$wpdb->siteid}:$option";
|
||
|
|
wp_cache_set( $cache_key, $value, 'site-options' );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( $result ) {
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Fires after the value of a specific site option has been successfully updated.
|
||
|
|
*
|
||
|
|
* The dynamic portion of the hook name, `$option`, refers to the option name.
|
||
|
|
*
|
||
|
|
* @since 2.9.0 As "update_site_option_{$key}"
|
||
|
|
* @since 3.0.0
|
||
|
|
*
|
||
|
|
* @param string $option Name of site option.
|
||
|
|
* @param mixed $value Current value of site option.
|
||
|
|
* @param mixed $old_value Old value of site option.
|
||
|
|
*/
|
||
|
|
do_action( "update_site_option_{$option}", $option, $value, $old_value );
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Fires after the value of a site option has been successfully updated.
|
||
|
|
*
|
||
|
|
* @since 3.0.0
|
||
|
|
*
|
||
|
|
* @param string $option Name of site option.
|
||
|
|
* @param mixed $value Current value of site option.
|
||
|
|
* @param mixed $old_value Old value of site option.
|
||
|
|
*/
|
||
|
|
do_action( "update_site_option", $option, $value, $old_value );
|
||
|
|
|
||
|
|
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( $transient ) {
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Filter the value of an existing site transient.
|
||
|
|
*
|
||
|
|
* The dynamic portion of the hook name, `$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
|
||
|
|
*
|
||
|
|
* @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.
|
||
|
|
*/
|
||
|
|
$pre = apply_filters( 'pre_site_transient_' . $transient, false );
|
||
|
|
|
||
|
|
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( $transient_option );
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Filter the value of an existing site transient.
|
||
|
|
*
|
||
|
|
* The dynamic portion of the hook name, `$transient`, refers to the transient name.
|
||
|
|
*
|
||
|
|
* @since 2.9.0
|
||
|
|
*
|
||
|
|
* @param mixed $value Value of site transient.
|
||
|
|
*/
|
||
|
|
return apply_filters( 'site_transient_' . $transient, $value );
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 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
|
||
|
|
* 40 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.
|
||
|
|
* @return bool False if value was not set and true if value was set.
|
||
|
|
*/
|
||
|
|
function set_site_transient( $transient, $value, $expiration = 0 ) {
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Filter the value of a specific site transient before it is set.
|
||
|
|
*
|
||
|
|
* The dynamic portion of the hook name, `$transient`, refers to the transient name.
|
||
|
|
*
|
||
|
|
* @since 3.0.0
|
||
|
|
*
|
||
|
|
* @param mixed $value Value of site transient.
|
||
|
|
*/
|
||
|
|
$value = apply_filters( 'pre_set_site_transient_' . $transient, $value );
|
||
|
|
|
||
|
|
$expiration = (int) $expiration;
|
||
|
|
|
||
|
|
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
|
||
|
|
*
|
||
|
|
* @param mixed $value Site transient value.
|
||
|
|
* @param int $expiration Time until expiration in seconds. Default 0.
|
||
|
|
*/
|
||
|
|
do_action( 'set_site_transient_' . $transient, $value, $expiration );
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 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. Default 0.
|
||
|
|
*/
|
||
|
|
do_action( 'setted_site_transient', $transient, $value, $expiration );
|
||
|
|
}
|
||
|
|
return $result;
|
||
|
|
}
|