Add a constant to disable mysqli for testing purposes. see #21663.

Built from https://develop.svn.wordpress.org/trunk@27278


git-svn-id: http://core.svn.wordpress.org/trunk@27134 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
Andrew Nacin 2014-02-26 04:20:14 +00:00
parent 4c9e7f81e1
commit cb52ddbf08

View File

@ -569,12 +569,15 @@ class wpdb {
$this->show_errors();
/* Use ext/mysqli if it exists and:
* - USE_EXT_MYSQL is defined as false, or
* - We are a development version of WordPress, or
* - We are running PHP 5.5 or greater, or
* - ext/mysql is not loaded.
*/
if ( function_exists( 'mysqli_connect' ) ) {
if ( version_compare( phpversion(), '5.5', '>=' ) || ! function_exists( 'mysql_connect' ) ) {
if ( defined( 'USE_EXT_MYSQL' ) ) {
$this->use_mysqli = ! USE_EXT_MYSQL;
} elseif ( version_compare( phpversion(), '5.5', '>=' ) || ! function_exists( 'mysql_connect' ) ) {
$this->use_mysqli = true;
} elseif ( false !== strpos( $GLOBALS['wp_version'], '-' ) ) {
$this->use_mysqli = true;