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-rw-r--r--system/database/drivers/mysqli/mysqli_driver.php58
-rw-r--r--system/database/drivers/mysqli/mysqli_result.php19
2 files changed, 43 insertions, 34 deletions
diff --git a/system/database/drivers/mysqli/mysqli_driver.php b/system/database/drivers/mysqli/mysqli_driver.php
index dbba12e15..25b6ceca1 100644
--- a/system/database/drivers/mysqli/mysqli_driver.php
+++ b/system/database/drivers/mysqli/mysqli_driver.php
@@ -157,13 +157,15 @@ class CI_DB_mysqli_driver extends CI_DB {
// --------------------------------------------------------------------
/**
- * Version number query string
+ * Database version number
*
* @return string
*/
- protected function _version()
+ public function version()
{
- return @mysqli_get_server_info($this->conn_id);
+ return isset($this->data_cache['version'])
+ ? $this->data_cache['version']
+ : $this->data_cache['version'] = @mysqli_get_server_info($this->conn_id);
}
// --------------------------------------------------------------------
@@ -403,40 +405,50 @@ class CI_DB_mysqli_driver extends CI_DB {
// --------------------------------------------------------------------
/**
- * Field data query
- *
- * Generates a platform-specific query so that the column data can be retrieved
+ * Returns an object with field data
*
* @param string the table name
- * @return string
+ * @return object
*/
- protected function _field_data($table)
+ public function field_data($table = '')
{
- return 'DESCRIBE '.$table;
- }
+ if ($table == '')
+ {
+ return ($this->db_debug) ? $this->display_error('db_field_param_missing') : FALSE;
+ }
- // --------------------------------------------------------------------
+ $query = $this->query('DESCRIBE '.$this->_protect_identifiers($table, TRUE, NULL, FALSE));
+ $query = $query->result_object();
- /**
- * The error message string
- *
- * @return string
- */
- protected function _error_message()
- {
- return mysqli_error($this->conn_id);
+ $retval = array();
+ for ($i = 0, $c = count($query); $i < $c; $i++)
+ {
+ preg_match('/([a-z]+)(\(\d+\))?/', $query[$i]->Type, $matches);
+
+ $retval[$i] = new stdClass();
+ $retval[$i]->name = $query[$i]->Field;
+ $retval[$i]->type = empty($matches[1]) ? NULL : $matches[1];
+ $retval[$i]->default = $query[$i]->Default;
+ $retval[$i]->max_length = empty($matches[2]) ? NULL : preg_replace('/[^\d]/', '', $matches[2]);
+ $retval[$i]->primary_key = (int) ($query[$i]->Key === 'PRI');
+ }
+
+ return $retval;
}
// --------------------------------------------------------------------
/**
- * The error message number
+ * Error
*
- * @return int
+ * Returns an array containing code and message of the last
+ * database error that has occured.
+ *
+ * @return array
*/
- protected function _error_number()
+ public function error()
{
- return mysqli_errno($this->conn_id);
+ return array('code' => mysqli_errno($this->conn_id), 'message' => mysqli_error($this->conn_id));
}
// --------------------------------------------------------------------
diff --git a/system/database/drivers/mysqli/mysqli_result.php b/system/database/drivers/mysqli/mysqli_result.php
index 0a50cccac..8b909cc56 100644
--- a/system/database/drivers/mysqli/mysqli_result.php
+++ b/system/database/drivers/mysqli/mysqli_result.php
@@ -90,18 +90,15 @@ class CI_DB_mysqli_result extends CI_DB_result {
public function field_data()
{
$retval = array();
- while ($field = mysqli_fetch_object($this->result_id))
+ $field_data = mysqli_fetch_fields($this->result_id);
+ for ($i = 0, $c = count($field_data); $i < $c; $i++)
{
- preg_match('/([a-zA-Z]+)(\(\d+\))?/', $field->Type, $matches);
-
- $F = new stdClass();
- $F->name = $field->Field;
- $F->type = ( ! empty($matches[1])) ? $matches[1] : NULL;
- $F->default = $field->Default;
- $F->max_length = ( ! empty($matches[2])) ? preg_replace('/[^\d]/', '', $matches[2]) : NULL;
- $F->primary_key = (int) ($field->Key === 'PRI');
-
- $retval[] = $F;
+ $retval[$i] = new stdClass();
+ $retval[$i]->name = $field_data[$i]->name;
+ $retval[$i]->type = $field_data[$i]->type;
+ $retval[$i]->max_length = $field_data[$i]->max_length;
+ $retval[$i]->primary_key = (int) ($field_data[$i]->flags & 2);
+ $retval[$i]->default = '';
}
return $retval;