modified the 'use_set_names' variable in the MySQL/i drivers to be a class property instead of static, in case multiple database servers are connected to in a single request. Also clarified description of the 'dbcollat' setting in the configuration files
diff --git a/system/database/drivers/mysqli/mysqli_driver.php b/system/database/drivers/mysqli/mysqli_driver.php
index 74f55c4..4575824 100644
--- a/system/database/drivers/mysqli/mysqli_driver.php
+++ b/system/database/drivers/mysqli/mysqli_driver.php
@@ -54,6 +54,9 @@
*/
var $delete_hack = TRUE;
+ // whether SET NAMES must be used to set the character set
+ var $use_set_names;
+
// --------------------------------------------------------------------
/**
@@ -132,15 +135,13 @@
*/
function _db_set_charset($charset, $collation)
{
- static $use_set_names;
-
- if ( ! isset($use_set_names))
+ if ( ! isset($this->use_set_names))
{
// mysqli_set_charset() requires MySQL >= 5.0.7, use SET NAMES as fallback
- $use_set_names = (version_compare(mysqli_get_server_info($this->conn_id), '5.0.7', '>=')) ? FALSE : TRUE;
+ $this->use_set_names = (version_compare(mysqli_get_server_info($this->conn_id), '5.0.7', '>=')) ? FALSE : TRUE;
}
- if ($use_set_names)
+ if ($this->use_set_names === TRUE)
{
return @mysqli_query($this->conn_id, "SET NAMES '".$this->escape_str($charset)."' COLLATE '".$this->escape_str($collation)."'");
}