Viewing file:  db.php (1.44 KB) -rw-rw-rw-
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<?php
/**
* W3 Total Cache Database module
*/
if (!defined('ABSPATH')) {
die();
}
if (!defined('W3TC_DIR')) {
define('W3TC_DIR', (defined('WP_PLUGIN_DIR') ? WP_PLUGIN_DIR : WP_CONTENT_DIR . '/plugins') . '/w3-total-cache');
}
/**
* Abort W3TC loading if WordPress is upgrading
*/
if (!@is_dir(W3TC_DIR) || !file_exists(W3TC_DIR . '/inc/define.php')) {
if (!defined('WP_ADMIN')) { // lets don't show error on front end
require_once (ABSPATH . WPINC . '/wp-db.php');
} else {
echo(sprintf('<strong>W3 Total Cache Error:</strong> some files appear to be missing or out of place. Please re-install plugin or remove <strong>%s</strong>.', __FILE__));
}
} else {
require_once W3TC_DIR . '/inc/define.php';
// no caching during activation
$is_installing = (defined('WP_INSTALLING') && WP_INSTALLING);
$config = w3_instance('W3_Config');
if ((!$is_installing && $config->get_boolean('dbcache.enabled')) || w3_is_dbcluster()) {
if (defined('DB_TYPE')) {
$db_driver_path = sprintf('%s/Db/%s.php', W3TC_LIB_W3_DIR, DB_TYPE);
if (file_exists($db_driver_path)) {
require_once $db_driver_path;
} else {
die(sprintf('<strong>W3 Total Cache Error:</strong> database driver doesn\'t exist: %s.', $db_driver_path));
}
}
w3_require_once(W3TC_LIB_W3_DIR . '/Db.php');
$GLOBALS['wpdb'] = W3_Db::instance();
}
}
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