有时候会发现wordperss后台越来越卡，是什么原因呢？原因可能很多，但是一些更新的获取可能是其中之一。那么可以按需关系这些更新。
将以下代码加入主题的functions.php里（最后一个 ?> 之前）：
class OS_Disable_WordPress_Updates {
private $__pluginsFiles;
private $__themeFiles;
/**
* The OS_Disable_WordPress_Updates class constructor
* initializing required stuff for the plugin
*
* PHP 5 Constructor
*
* @since 1.3
* @author scripts@schloebe.de
*/
function __construct() {
$this->__pluginsFiles = array();
$this->__themeFiles = array();
add_action( 'admin_init', array(&$this, 'admin_init') );
if( !function_exists( 'get_plugins' ) ) require_once ABSPATH . 'wp-admin/includes/plugin.php';
if( count( get_plugins() ) > 0 ) foreach( get_plugins() as $file => $pl ) $this->__pluginsFiles[$file] = $pl['Version'];
if( count( wp_get_themes() ) > 0 ) foreach( wp_get_themes() as $theme ) $this->__themeFiles[$theme->get_stylesheet()] = $theme->get('Version');
/*
* Disable Theme Updates
* 2.8 to 3.0
*/
add_filter( 'pre_transient_update_themes', array($this, 'last_checked_themes') );
/*
* 3.0
*/
add_filter( 'pre_site_transient_update_themes', array($this, 'last_checked_themes') );
/*
* Disable Plugin Updates
* 2.8 to 3.0
*/
add_action( 'pre_transient_update_plugins', array(&$this, 'last_checked_plugins') );
/*
* 3.0
*/
add_filter( 'pre_site_transient_update_plugins', array($this, 'last_checked_plugins') );
/*
* Disable Core Updates
* 2.8 to 3.0
*/
add_filter( 'pre_transient_update_core', array($this, 'last_checked_core') );
/*
* 3.0
*/
add_filter( 'pre_site_transient_update_core', array($this, 'last_checked_core') );
/*
* Disable All Automatic Updates
* 3.7+
*
* @author sLa NGjI's @ slangji.wordpress.com
*/
add_filter( 'auto_update_translation', '__return_false' );
add_filter( 'automatic_updater_disabled', '__return_true' );
add_filter( 'allow_minor_auto_core_updates', '__return_false' );
add_filter( 'allow_major_auto_core_updates', '__return_false' );
add_filter( 'allow_dev_auto_core_updates', '__return_false' );
add_filter( 'auto_update_core', '__return_false' );
add_filter( 'wp_auto_update_core', '__return_false' );
add_filter( 'auto_core_update_send_email', '__return_false' );
add_filter( 'send_core_update_notification_email', '__return_false' );
add_filter( 'auto_update_plugin', '__return_false' );
add_filter( 'auto_update_theme', '__return_false' );
add_filter( 'automatic_updates_send_debug_email', '__return_false' );
add_filter( 'automatic_updates_is_vcs_checkout', '__return_true' );
add_filter( 'automatic_updates_send_debug_email ', '__return_false', 1 );
if( !defined( 'AUTOMATIC_UPDATER_DISABLED' ) ) define( 'AUTOMATIC_UPDATER_DISABLED', true );
if( !defined( 'WP_AUTO_UPDATE_CORE') ) define( 'WP_AUTO_UPDATE_CORE', false );
add_filter( 'pre_http_request', array($this, 'block_request'), 10, 3 );
}
/**
* The OS_Disable_WordPress_Updates class constructor
* initializing required stuff for the plugin
*
* PHP 4 Compatible Constructor
*
* @since 1.3
* @author scripts@schloebe.de
*/
function OS_Disable_WordPress_Updates() {
$this->__construct();
}
/**
* Initialize and load the plugin stuff
*
* @since 1.3
* @author scripts@schloebe.de
*/
function admin_init() {
if ( !function_exists("remove_action") ) return;
/*
* Hide maintenance and update nag
*/
remove_action( 'admin_notices', 'update_nag', 3 );
remove_action( 'network_admin_notices', 'update_nag', 3 );
remove_action( 'admin_notices', 'maintenance_nag' );
remove_action( 'network_admin_notices', 'maintenance_nag' );
/*
* Disable Theme Updates
* 2.8 to 3.0
*/
remove_action( 'load-themes.php', 'wp_update_themes' );
remove_action( 'load-update.php', 'wp_update_themes' );
remove_action( 'admin_init', '_maybe_update_themes' );
remove_action( 'wp_update_themes', 'wp_update_themes' );
wp_clear_scheduled_hook( 'wp_update_themes' );
/*
* 3.0
*/
remove_action( 'load-update-core.php', 'wp_update_themes' );
wp_clear_scheduled_hook( 'wp_update_themes' );
/*
* Disable Plugin Updates
* 2.8 to 3.0
*/
remove_action( 'load-plugins.php', 'wp_update_plugins' );
remove_action( 'load-update.php', 'wp_update_plugins' );
remove_action( 'admin_init', '_maybe_update_plugins' );
remove_action( 'wp_update_plugins', 'wp_update_plugins' );
wp_clear_scheduled_hook( 'wp_update_plugins' );
/*
* 3.0
*/
remove_action( 'load-update-core.php', 'wp_update_plugins' );
wp_clear_scheduled_hook( 'wp_update_plugins' );
/*
* Disable Core Updates
* 2.8 to 3.0
*/
add_action( 'init', create_function( '', 'remove_action( \'init\', \'wp_version_check\' );' ), 2 );
add_filter( 'pre_option_update_core', '__return_null' );
remove_action( 'wp_version_check', 'wp_version_check' );
remove_action( 'admin_init', '_maybe_update_core' );
wp_clear_scheduled_hook( 'wp_version_check' );
/*
* 3.0
*/
wp_clear_scheduled_hook( 'wp_version_check' );
/*
* 3.7+
*/
remove_action( 'wp_maybe_auto_update', 'wp_maybe_auto_update' );
remove_action( 'admin_init', 'wp_maybe_auto_update' );
remove_action( 'admin_init', 'wp_auto_update_core' );
wp_clear_scheduled_hook( 'wp_maybe_auto_update' );
}
/**
* Check the outgoing request
*
* @since 1.4.4
*/
public function block_request($pre, $args, $url) {
/* Empty url */
if( empty( $url ) ) {
return $pre;
}
/* Invalid host */
if( !$host = parse_url($url, PHP_URL_HOST) ) {
return $pre;
}
$url_data = parse_url( $url );
/* block request */
if( false !== stripos( $host, 'api.wordpress.org' ) && (false !== stripos( $url_data['path'], 'update-check' ) || false !== stripos( $url_data['path'], 'browse-happy' )) ) {
return true;
}
return $pre;
}
/**
* Override core version check info
*
* @since 1.4.3
*/
public function last_checked_core() {
global $wp_version;
return (object) array(
'last_checked' => time(),
'updates' => array(),
'version_checked' => $wp_version
);
}
/**
* Override themes version check info
*
* @since 1.4.3
*/
public function last_checked_themes() {
global $wp_version;
return (object) array(
'last_checked' => time(),
'updates' => array(),
'version_checked' => $wp_version,
'checked' => $this->__themeFiles
);
}
/**
* Override plugins version check info
*
* @since 1.4.3
*/
public function last_checked_plugins() {
global $wp_version;
return (object) array(
'last_checked' => time(),
'updates' => array(),
'version_checked' => $wp_version,
'checked' => $this->__pluginsFiles
);
}
}
if ( class_exists('OS_Disable_WordPress_Updates') ) {
$OS_Disable_WordPress_Updates = new OS_Disable_WordPress_Updates();
}
以上代码是一个插件里的代码，插件名称好像是 disabled wordpress updates 。但是，我们能不用插件就尽量不用插件！
0 个评论