diff options
Diffstat (limited to 'system/database/drivers/mysqli/mysqli_driver.php')
| -rw-r--r-- | system/database/drivers/mysqli/mysqli_driver.php | 35 |
1 files changed, 27 insertions, 8 deletions
diff --git a/system/database/drivers/mysqli/mysqli_driver.php b/system/database/drivers/mysqli/mysqli_driver.php index 19353944d..d06119a13 100644 --- a/system/database/drivers/mysqli/mysqli_driver.php +++ b/system/database/drivers/mysqli/mysqli_driver.php @@ -353,7 +353,7 @@ class CI_DB_mysqli_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; @@ -399,22 +399,41 @@ class CI_DB_mysqli_driver extends CI_DB { */ protected function _list_columns($table = '') { - return 'SHOW COLUMNS FROM '.$this->_protect_identifiers($table, TRUE, NULL, FALSE); + return 'SHOW COLUMNS FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE); } // -------------------------------------------------------------------- /** - * Field data query - * - * Generates a platform-specific query so that the column data can be retrieved + * Returns an object with field data * * @param string the table name - * @return string + * @return object */ - protected function _field_data($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(); + + $retval = array(); + for ($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; } // -------------------------------------------------------------------- |