laipower/wp-content/upgrade-temp-backup/plugins/w3-total-cache/DbCache_WpdbInjection.php

172 lines
4.4 KiB
PHP

<?php
namespace W3TC;
/**
* class DbCache_WpdbInjection
* Allows to perform own operation instead of default behaviour of wpdb
* without inheritance
*/
class DbCache_WpdbInjection {
/**
* Top database-connection object.
* Initialized by DbCache_Wpdb::instance
*
* @var object
*/
protected $wpdb_mixin = null;
/**
* Database-connection using overrides of next processor in queue
* Initialized by DbCache_Wpdb::instance
*
* @var object
*/
protected $next_injection = null;
/**
* initialization of object so that it can be used
*/
function initialize_injection( $wpdb_mixin, $next_injection ) {
$this->wpdb_mixin = $wpdb_mixin;
$this->next_injection = $next_injection;
}
/**
* Placeholder for database initialization
*/
function initialize() {
return $this->wpdb_mixin->default_initialize();
}
/**
* Placeholder for apropriate wp_db method replacement.
* By default calls wp_db implementation
*/
function insert( $table, $data, $format = null ) {
return $this->wpdb_mixin->default_insert( $table, $data, $format );
}
/**
* Placeholder for apropriate wp_db method replacement.
* By default calls wp_db implementation
*/
function query( $query ) {
return $this->wpdb_mixin->default_query( $query );
}
/**
* Placeholder for apropriate wp_db method replacement.
* By default calls wp_db implementation
*/
function _escape( $data ) {
return $this->wpdb_mixin->default__escape( $data );
}
/**
* Placeholder for apropriate wp_db method replacement.
* By default calls wp_db implementation
*/
function prepare( $query, $args ) {
return $this->wpdb_mixin->default_prepare( $query, $args );
}
/**
* Placeholder for apropriate wp_db method replacement.
* By default calls wp_db implementation
*/
function replace( $table, $data, $format = null ) {
return $this->wpdb_mixin->default_replace( $table, $data, $format );
}
/**
* Placeholder for apropriate wp_db method replacement.
* By default calls wp_db implementation
*/
function update( $table, $data, $where, $format = null, $where_format = null ) {
return $this->wpdb_mixin->default_update( $table, $data, $where, $format, $where_format );
}
/**
* Placeholder for apropriate wp_db method replacement.
* By default calls wp_db implementation
*/
function delete( $table, $where, $where_format = null ) {
return $this->wpdb_mixin->default_delete( $table, $where, $where_format );
}
/**
* Placeholder for apropriate wp_db method replacement.
* By default calls wp_db implementation
*/
function init_charset() {
return $this->wpdb_mixin->default_init_charset();
}
/**
* Placeholder for apropriate wp_db method replacement.
* By default calls wp_db implementation
*/
function set_charset( $dbh, $charset = null, $collate = null ) {
return $this->wpdb_mixin->default_set_charset( $dbh, $charset, $collate );
}
/**
* Placeholder for apropriate wp_db method replacement.
* By default calls wp_db implementation
*/
function set_sql_mode( $modes = array() ) {
return $this->wpdb_mixin->default_set_sql_mode( $modes );
}
/**
* Placeholder for apropriate wp_db method replacement.
* By default calls wp_db implementation
*/
function flush() {
return $this->wpdb_mixin->default_flush();
}
/**
* Placeholder for apropriate wp_db method replacement.
* By default calls wp_db implementation
*/
function check_database_version( $dbh_or_table = false ) {
return $this->wpdb_mixin->default_check_database_version( $dbh_or_table );
}
/**
* Placeholder for apropriate wp_db method replacement.
* By default calls wp_db implementation
*/
function supports_collation( $dbh_or_table = false ) {
return $this->wpdb_mixin->default_supports_collation( $dbh_or_table );
}
/**
* Placeholder for apropriate wp_db method replacement.
* By default calls wp_db implementation
*/
function has_cap( $db_cap, $dbh_or_table = false ) {
return $this->wpdb_mixin->default_has_cap( $db_cap, $dbh_or_table );
}
/**
* Placeholder for apropriate wp_db method replacement.
* By default calls wp_db implementation
*/
function db_version( $dbh_or_table = false ) {
return $this->wpdb_mixin->default_db_version( $dbh_or_table );
}
public function w3tc_footer_comment( $strings ) {
return $strings;
}
public function w3tc_usage_statistics_of_request( $storage ) {
}
public function flush_cache( $extras = array() ) {
return true;
}
}