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-rw-r--r--system/database/drivers/mssql/mssql_driver.php71
1 files changed, 27 insertions, 44 deletions
diff --git a/system/database/drivers/mssql/mssql_driver.php b/system/database/drivers/mssql/mssql_driver.php
index 2a1098932..39b84f9c6 100644
--- a/system/database/drivers/mssql/mssql_driver.php
+++ b/system/database/drivers/mssql/mssql_driver.php
@@ -114,30 +114,25 @@ class CI_DB_mssql_driver extends CI_DB {
/**
* Select the database
*
- * @access private called by the base class
- * @return resource
+ * @param string database name
+ * @return bool
*/
- function db_select()
+ public function db_select($database = '')
{
+ if ($database === '')
+ {
+ $database = $this->database;
+ }
+
// Note: The brackets are required in the event that the DB name
// contains reserved characters
- return @mssql_select_db('['.$this->database.']', $this->conn_id);
- }
-
- // --------------------------------------------------------------------
+ if (@mssql_select_db('['.$database.']', $this->conn_id))
+ {
+ $this->database = $database;
+ return TRUE;
+ }
- /**
- * Set client character set
- *
- * @access public
- * @param string
- * @param string
- * @return resource
- */
- function db_set_charset($charset, $collation)
- {
- // @todo - add support if needed
- return TRUE;
+ return FALSE;
}
// --------------------------------------------------------------------
@@ -344,12 +339,11 @@ class CI_DB_mssql_driver extends CI_DB {
/**
* Version number query string
*
- * @access public
- * @return string
+ * @return string
*/
- function _version()
+ protected function _version()
{
- return "SELECT @@VERSION AS ver";
+ return 'SELECT @@VERSION AS ver';
}
// --------------------------------------------------------------------
@@ -371,8 +365,7 @@ class CI_DB_mssql_driver extends CI_DB {
return 0;
}
- $query = $this->query($this->_count_string . $this->_protect_identifiers('numrows') . " FROM " . $this->_protect_identifiers($table, TRUE, NULL, FALSE));
-
+ $query = $this->query($this->_count_string.$this->protect_identifiers('numrows').' FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE));
if ($query->num_rows() == 0)
{
return 0;
@@ -443,28 +436,18 @@ class CI_DB_mssql_driver extends CI_DB {
// --------------------------------------------------------------------
/**
- * The error message string
+ * Error
*
- * @access private
- * @return string
- */
- function _error_message()
- {
- return mssql_get_last_message();
- }
-
- // --------------------------------------------------------------------
-
- /**
- * The error message number
+ * Returns an array containing code and message of the last
+ * database error that has occured.
*
- * @access private
- * @return integer
+ * @return array
*/
- function _error_number()
+ public function error()
{
- // Are error numbers supported?
- return '';
+ $query = $this->query('SELECT @@ERROR AS code');
+ $query = $query->row();
+ return array('code' => $query->code, 'message' => mssql_get_last_message());
}
// --------------------------------------------------------------------
@@ -676,4 +659,4 @@ class CI_DB_mssql_driver extends CI_DB {
/* End of file mssql_driver.php */
-/* Location: ./system/database/drivers/mssql/mssql_driver.php */ \ No newline at end of file
+/* Location: ./system/database/drivers/mssql/mssql_driver.php */