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[IMPROVEMENT] Move optimizer data from wp_options to separate table t…
…o improve backup plugin's compatibility
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,177 @@ | ||
| <?php | ||
|
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| /** | ||
| * The class to store and manage litespeed db data. | ||
| * | ||
| * @since 1.3.1 | ||
| * @package LiteSpeed_Cache | ||
| * @subpackage LiteSpeed_Cache/includes | ||
| * @author LiteSpeed Technologies <[email protected]> | ||
| */ | ||
|
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| class LiteSpeed_Cache_Data | ||
| { | ||
| private static $_instance ; | ||
|
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| const TB_OPTIMIZER = 'litespeed_optimizer' ; | ||
|
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| private $_charset_collate ; | ||
| private $_tb_optm ; | ||
|
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| /** | ||
| * Init | ||
| * | ||
| * @since 1.3.1 | ||
| * @access private | ||
| */ | ||
| private function __construct() | ||
| { | ||
| LiteSpeed_Cache_Log::debug2( 'Data init' ) ; | ||
| global $wpdb ; | ||
|
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| $this->_charset_collate = $wpdb->get_charset_collate() ; | ||
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| $this->_tb_optm = $wpdb->base_prefix . self::TB_OPTIMIZER ; | ||
|
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| $this->_optm_sync() ; | ||
| } | ||
|
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| /** | ||
| * save optimizer src to db | ||
| * | ||
| * @since 1.3.1 | ||
| * @access public | ||
| */ | ||
| public static function optm_save_src( $filename, $src ) | ||
| { | ||
| $instance = self::get_instance() ; | ||
| return $instance->_optm_save_src( $filename, $src ) ; | ||
| } | ||
| private function _optm_save_src( $filename, $src ) | ||
| { | ||
| global $wpdb ; | ||
|
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| $src = serialize( $src ) ; | ||
| $f = array( | ||
| 'hash_name' => $filename, | ||
| 'src' => $src, | ||
| 'dateline' => time(), | ||
| 'refer' => ! empty( $SERVER[ 'SCRIPT_URI' ] ) ? $SERVER[ 'SCRIPT_URI' ] : '', | ||
| ) ; | ||
|
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| $res = $wpdb->replace( $this->_tb_optm, $f ) ; | ||
|
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| return $res ; | ||
| } | ||
|
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| /** | ||
| * Get src set from hash in optimizer | ||
| * | ||
| * @since 1.3.1 | ||
| * @access public | ||
| */ | ||
| public static function optm_hash2src( $filename ) | ||
| { | ||
| $instance = self::get_instance() ; | ||
| return $instance->_optm_hash2src( $filename ) ; | ||
| } | ||
| private function _optm_hash2src( $filename ) | ||
| { | ||
| global $wpdb ; | ||
|
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| $s = $wpdb->prepare( 'SELECT src FROM `' . $this->_tb_optm . '` WHERE `hash_name` = %s', $filename ) ; | ||
|
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| $res = $wpdb->get_var( $s ) ; | ||
|
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| LiteSpeed_Cache_Log::debug2( 'Data: Loaded hash2src ' . $res ) ; | ||
|
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| $res = unserialize( $res ) ; | ||
|
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| return $res ; | ||
| } | ||
|
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| /** | ||
| * Create optimizer table | ||
| * | ||
| * @since 1.3.1 | ||
| * @access private | ||
| */ | ||
| private function _optm_sync() | ||
| { | ||
| if ( defined( 'LITESPEED_DID_' . __FUNCTION__ ) ) { | ||
| return ; | ||
| } | ||
| define( 'LITESPEED_DID_' . __FUNCTION__, true ) ; | ||
|
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| // if ( get_option( $this->_tb_optm ) ) { | ||
| // return ; | ||
| // } | ||
|
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| global $wpdb ; | ||
|
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| LiteSpeed_Cache_Log::debug2( 'Data: Checking optm table' ) ; | ||
|
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| // Check if table exists first | ||
| $res = $wpdb->get_var( "SHOW TABLES LIKE '$this->_tb_optm'" ) ; | ||
| if ( $res ) { | ||
| LiteSpeed_Cache_Log::debug2( 'Data: Existed' ) ; | ||
|
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| return ; | ||
| } | ||
|
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| LiteSpeed_Cache_Log::debug( 'Data: Creating optm table' ) ; | ||
|
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| $s = sprintf( | ||
| 'CREATE TABLE IF NOT EXISTS `%1$s` ( | ||
| `id` int(11) NOT NULL AUTO_INCREMENT, | ||
| `hash_name` varchar(255) NOT NULL COMMENT "hash.filetype", | ||
| `src` text NOT NULL COMMENT "full url array set", | ||
| `dateline` int(11) NOT NULL, | ||
| `refer` varchar(255) NOT NULL COMMENT "The container page url", | ||
| PRIMARY KEY (`id`), | ||
| UNIQUE KEY `hash_name` (`hash_name`), | ||
| KEY `dateline` (`dateline`) | ||
| ) %2$s;', | ||
| $this->_tb_optm, | ||
| $this->_charset_collate | ||
| ) ; | ||
|
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| $wpdb->query( $s ) ; | ||
|
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| // Move data from wp_options to here | ||
| $hashes = get_option( 'litespeed-cache-optimized' ) ; | ||
| if ( $hashes ) { | ||
| foreach ( $hashes as $k => $v ) { | ||
| $f = array( | ||
| 'hash_name' => $k, | ||
| 'src' => serialize( $v ), | ||
| 'dateline' => time(), | ||
| 'refer' => '', | ||
| ) ; | ||
| $wpdb->replace( $this->_tb_optm, $f ) ; | ||
| } | ||
| } | ||
| delete_option( 'litespeed-cache-optimized' ) ; | ||
|
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| // Record tb version | ||
| update_option( $this->_tb_optm, LiteSpeed_Cache::PLUGIN_VERSION ) ; | ||
|
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| } | ||
|
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| /** | ||
| * Get the current instance object. | ||
| * | ||
| * @since 1.3.1 | ||
| * @access public | ||
| * @return Current class instance. | ||
| */ | ||
| public static function get_instance() | ||
| { | ||
| if ( ! isset( self::$_instance ) ) { | ||
| self::$_instance = new self() ; | ||
| } | ||
|
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| return self::$_instance ; | ||
| } | ||
|
|
||
| } |
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