JezK

Edit File: object.lib.php

<?php /** * LiteSpeed Object Cache Library * * @since 1.8 * @package LiteSpeed */ defined( 'WPINC' ) || exit(); if (!function_exists('litespeed_exception_handler')) { /** * Handle exception * * Converts PHP errors into exceptions for better error handling. * * @since 1.8 * @access public * @param int $errno Error level. * @param string $errstr Error message. * @param string $errfile File where the error occurred. * @param int $errline Line number where the error occurred. * @throws \ErrorException Error msg. */ function litespeed_exception_handler( $errno, $errstr, $errfile, $errline ) { throw new \ErrorException( esc_html( $errstr ), 0, esc_html( $errno ), esc_html( $errfile ), esc_html( $errline ) ); } } require_once __DIR__ . '/object-cache.cls.php'; require_once __DIR__ . '/object-cache-wp.cls.php'; /** * Sets up Object Cache Global and assigns it. * * Initializes the global object cache instance. * * @since 1.8 * @access public * @global WP_Object_Cache $wp_object_cache Object cache global instance. */ function wp_cache_init() { // phpcs:ignore WordPress.WP.GlobalVariablesOverride.Prohibited $GLOBALS['wp_object_cache'] = WP_Object_Cache::get_instance(); // If OC backend is unavailable, tell WP so transients fall back to wp_options. // IMPORTANT: Cannot call wp_using_ext_object_cache(false) here directly — on // multisite, wp_start_object_cache() is called a second time (ms-settings.php) // and would try to load cache.php, causing "Cannot redeclare wp_cache_init()". // Defer until after all wp_start_object_cache() calls are done. if ( defined( 'LITESPEED_OC_FAILURE' ) ) { add_action( 'muplugins_loaded', function () { wp_using_ext_object_cache( false ); }, -999 ); } } /** * Adds data to the cache, if the cache key doesn't already exist. * * @since 1.8 * @access public * @see WP_Object_Cache::add() * @global WP_Object_Cache $wp_object_cache Object cache global instance. * * @param int|string $key The cache key to use for retrieval later. * @param mixed $data The data to add to the cache. * @param string $group Optional. The group to add the cache to. Enables the same key * to be used across groups. Default empty. * @param int $expire Optional. When the cache data should expire, in seconds. * Default 0 (no expiration). * @return bool True on success, false if cache key and group already exist. */ function wp_cache_add( $key, $data, $group = '', $expire = 0 ) { global $wp_object_cache; return $wp_object_cache->add( $key, $data, $group, (int) $expire ); } /** * Adds multiple values to the cache in one call. * * @since 5.4 * @access public * @see WP_Object_Cache::add_multiple() * @global WP_Object_Cache $wp_object_cache Object cache global instance. * * @param array $data Array of keys and values to be set. * @param string $group Optional. Where the cache contents are grouped. Default empty. * @param int $expire Optional. When to expire the cache contents, in seconds. * Default 0 (no expiration). * @return bool[] Array of return values, grouped by key. Each value is either * true on success, or false if cache key and group already exist. */ function wp_cache_add_multiple( array $data, $group = '', $expire = 0 ) { global $wp_object_cache; return $wp_object_cache->add_multiple( $data, $group, $expire ); } /** * Replaces the contents of the cache with new data. * * @since 1.8 * @access public * @see WP_Object_Cache::replace() * @global WP_Object_Cache $wp_object_cache Object cache global instance. * * @param int|string $key The key for the cache data that should be replaced. * @param mixed $data The new data to store in the cache. * @param string $group Optional. The group for the cache data that should be replaced. * Default empty. * @param int $expire Optional. When to expire the cache contents, in seconds. * Default 0 (no expiration). * @return bool True if contents were replaced, false if original value does not exist. */ function wp_cache_replace( $key, $data, $group = '', $expire = 0 ) { global $wp_object_cache; return $wp_object_cache->replace( $key, $data, $group, (int) $expire ); } /** * Saves the data to the cache. * * Differs from wp_cache_add() and wp_cache_replace() in that it will always write data. * * @since 1.8 * @access public * @see WP_Object_Cache::set() * @global WP_Object_Cache $wp_object_cache Object cache global instance. * * @param int|string $key The cache key to use for retrieval later. * @param mixed $data The contents to store in the cache. * @param string $group Optional. Where to group the cache contents. Enables the same key * to be used across groups. Default empty. * @param int $expire Optional. When to expire the cache contents, in seconds. * Default 0 (no expiration). * @return bool True on success, false on failure. */ function wp_cache_set( $key, $data, $group = '', $expire = 0 ) { global $wp_object_cache; return $wp_object_cache->set( $key, $data, $group, (int) $expire ); } /** * Sets multiple values to the cache in one call. * * @since 5.4 * @access public * @see WP_Object_Cache::set_multiple() * @global WP_Object_Cache $wp_object_cache Object cache global instance. * * @param array $data Array of keys and values to be set. * @param string $group Optional. Where the cache contents are grouped. Default empty. * @param int $expire Optional. When to expire the cache contents, in seconds. * Default 0 (no expiration). * @return bool[] Array of return values, grouped by key. Each value is either * true on success, or false on failure. */ function wp_cache_set_multiple( array $data, $group = '', $expire = 0 ) { global $wp_object_cache; return $wp_object_cache->set_multiple( $data, $group, $expire ); } /** * Retrieves the cache contents from the cache by key and group. * * @since 1.8 * @access public * @see WP_Object_Cache::get() * @global WP_Object_Cache $wp_object_cache Object cache global instance. * * @param int|string $key The key under which the cache contents are stored. * @param string $group Optional. Where the cache contents are grouped. Default empty. * @param bool $force Optional. Whether to force an update of the local cache * from the persistent cache. Default false. * @param bool $found Optional. Whether the key was found in the cache (passed by reference). * Disambiguates a return of false, a storable value. Default null. * @return mixed|false The cache contents on success, false on failure to retrieve contents. */ function wp_cache_get( $key, $group = '', $force = false, &$found = null ) { global $wp_object_cache; return $wp_object_cache->get( $key, $group, $force, $found ); } /** * Retrieves multiple values from the cache in one call. * * @since 5.4 * @access public * @see WP_Object_Cache::get_multiple() * @global WP_Object_Cache $wp_object_cache Object cache global instance. * * @param array $keys Array of keys under which the cache contents are stored. * @param string $group Optional. Where the cache contents are grouped. Default empty. * @param bool $force Optional. Whether to force an update of the local cache * from the persistent cache. Default false. * @return array Array of return values, grouped by key. Each value is either * the cache contents on success, or false on failure. */ function wp_cache_get_multiple( $keys, $group = '', $force = false ) { global $wp_object_cache; return $wp_object_cache->get_multiple( $keys, $group, $force ); } /** * Removes the cache contents matching key and group. * * @since 1.8 * @access public * @see WP_Object_Cache::delete() * @global WP_Object_Cache $wp_object_cache Object cache global instance. * * @param int|string $key What the contents in the cache are called. * @param string $group Optional. Where the cache contents are grouped. Default empty. * @return bool True on successful removal, false on failure. */ function wp_cache_delete( $key, $group = '' ) { global $wp_object_cache; return $wp_object_cache->delete( $key, $group ); } /** * Deletes multiple values from the cache in one call. * * @since 5.4 * @access public * @see WP_Object_Cache::delete_multiple() * @global WP_Object_Cache $wp_object_cache Object cache global instance. * * @param array $keys Array of keys under which the cache to deleted. * @param string $group Optional. Where the cache contents are grouped. Default empty. * @return bool[] Array of return values, grouped by key. Each value is either * true on success, or false if the contents were not deleted. */ function wp_cache_delete_multiple( array $keys, $group = '' ) { global $wp_object_cache; return $wp_object_cache->delete_multiple( $keys, $group ); } /** * Increments numeric cache item's value. * * @since 1.8 * @access public * @see WP_Object_Cache::incr() * @global WP_Object_Cache $wp_object_cache Object cache global instance. * * @param int|string $key The key for the cache contents that should be incremented. * @param int $offset Optional. The amount by which to increment the item's value. * Default 1. * @param string $group Optional. The group the key is in. Default empty. * @return int|false The item's new value on success, false on failure. */ function wp_cache_incr( $key, $offset = 1, $group = '' ) { global $wp_object_cache; return $wp_object_cache->incr( $key, $offset, $group ); } /** * Decrements numeric cache item's value. * * @since 1.8 * @access public * @see WP_Object_Cache::decr() * @global WP_Object_Cache $wp_object_cache Object cache global instance. * * @param int|string $key The cache key to decrement. * @param int $offset Optional. The amount by which to decrement the item's value. * Default 1. * @param string $group Optional. The group the key is in. Default empty. * @return int|false The item's new value on success, false on failure. */ function wp_cache_decr( $key, $offset = 1, $group = '' ) { global $wp_object_cache; return $wp_object_cache->decr( $key, $offset, $group ); } /** * Removes all cache items. * * @since 1.8 * @access public * @see WP_Object_Cache::flush() * @global WP_Object_Cache $wp_object_cache Object cache global instance. * * @return bool True on success, false on failure. */ function wp_cache_flush() { global $wp_object_cache; return $wp_object_cache->flush(); } /** * Removes all cache items from the in-memory runtime cache. * * @since 5.4 * @access public * @see WP_Object_Cache::flush_runtime() * * @return bool True on success, false on failure. */ function wp_cache_flush_runtime() { global $wp_object_cache; return $wp_object_cache->flush_runtime(); } /** * Removes all cache items in a group, if the object cache implementation supports it. * * Before calling this function, always check for group flushing support using the * `wp_cache_supports( 'flush_group' )` function. * * @since 5.4 * @access public * @see WP_Object_Cache::flush_group() * @global WP_Object_Cache $wp_object_cache Object cache global instance. * * @param string $group Name of group to remove from cache. * @return bool True if group was flushed, false otherwise. */ function wp_cache_flush_group( $group ) { global $wp_object_cache; return $wp_object_cache->flush_group( $group ); } /** * Determines whether the object cache implementation supports a particular feature. * * @since 5.4 * @access public * * @param string $feature Name of the feature to check for. Possible values include: * 'add_multiple', 'set_multiple', 'get_multiple', 'delete_multiple', * 'flush_runtime', 'flush_group'. * @return bool True if the feature is supported, false otherwise. */ function wp_cache_supports( $feature ) { switch ( $feature ) { case 'add_multiple': case 'set_multiple': case 'get_multiple': case 'delete_multiple': case 'flush_runtime': return true; case 'flush_group': default: return false; } } /** * Closes the cache. * * This function has ceased to do anything since WordPress 2.5. The * functionality was removed along with the rest of the persistent cache. * * This does not mean that plugins can't implement this function when they need * to make sure that the cache is cleaned up after WordPress no longer needs it. * * @since 1.8 * @access public * * @return true Always returns true. */ function wp_cache_close() { return true; } /** * Adds a group or set of groups to the list of global groups. * * @since 1.8 * @access public * @see WP_Object_Cache::add_global_groups() * @global WP_Object_Cache $wp_object_cache Object cache global instance. * * @param string|string[] $groups A group or an array of groups to add. */ function wp_cache_add_global_groups( $groups ) { global $wp_object_cache; $wp_object_cache->add_global_groups( $groups ); } /** * Adds a group or set of groups to the list of non-persistent groups. * * @since 1.8 * @access public * * @param string|string[] $groups A group or an array of groups to add. */ function wp_cache_add_non_persistent_groups( $groups ) { global $wp_object_cache; $wp_object_cache->add_non_persistent_groups( $groups ); } /** * Switches the internal blog ID. * * This changes the blog id used to create keys in blog specific groups. * * @since 1.8 * @access public * @see WP_Object_Cache::switch_to_blog() * @global WP_Object_Cache $wp_object_cache Object cache global instance. * * @param int $blog_id Site ID. */ function wp_cache_switch_to_blog( $blog_id ) { global $wp_object_cache; $wp_object_cache->switch_to_blog( $blog_id ); }
https://validator.w3.org/feed/docs/rss2.html