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authorAndrey Andreev <narf@bofh.bg>2012-03-09 13:31:13 +0100
committerAndrey Andreev <narf@bofh.bg>2012-03-09 13:31:13 +0100
commit4b4363871256df9009bb4245def8f89420331cfd (patch)
tree3d611272a20f7fb7d8f936b4e1bd8b0ba98f6715 /system/database/drivers/pdo/pdo_driver.php
parent342ad538e9b0bb037a4c266fb3a58218f3317e3f (diff)
parentc016a1102e2a77e0c27b9656c19a0460df24dfb6 (diff)
Merge upstream branch
Diffstat (limited to 'system/database/drivers/pdo/pdo_driver.php')
-rw-r--r--system/database/drivers/pdo/pdo_driver.php51
1 files changed, 26 insertions, 25 deletions
diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php
index 90f0fd791..c8732ac3c 100644
--- a/system/database/drivers/pdo/pdo_driver.php
+++ b/system/database/drivers/pdo/pdo_driver.php
@@ -59,8 +59,7 @@ class CI_DB_pdo_driver extends CI_DB {
var $_count_string = "SELECT COUNT(*) AS ";
var $_random_keyword;
- // need to track the pdo DSN, driver and options
- var $dsn;
+ // need to track the pdo driver and options
var $pdodriver;
var $options = array();
@@ -289,13 +288,15 @@ class CI_DB_pdo_driver extends CI_DB {
// --------------------------------------------------------------------
/**
- * Version number query string
+ * Database version number
*
* @return string
*/
- protected function _version()
+ public function version()
{
- return $this->conn_id->getAttribute(PDO::ATTR_SERVER_VERSION);
+ return isset($this->data_cache['version'])
+ ? $this->data_cache['version']
+ : $this->data_cache['version'] = $this->conn_id->getAttribute(PDO::ATTR_SERVER_VERSION);
}
// --------------------------------------------------------------------
@@ -499,7 +500,7 @@ class CI_DB_pdo_driver extends CI_DB {
*/
public function insert_id($name = NULL)
{
- if ($this->pdodriver === 'pgsql' && $name === NULL && $this->_version() >= '8.1')
+ if ($this->pdodriver === 'pgsql' && $name === NULL && $this->version() >= '8.1')
{
$query = $this->query('SELECT LASTVAL() AS ins_id');
$query = $query->row();
@@ -528,8 +529,7 @@ class CI_DB_pdo_driver extends CI_DB {
return 0;
}
- $sql = $this->_count_string.$this->_protect_identifiers('numrows').' FROM ';
- $sql .= $this->_protect_identifiers($table, TRUE, NULL, FALSE);
+ $sql = $this->_count_string.$this->protect_identifiers('numrows').' FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE);
$query = $this->query($sql);
if ($query->num_rows() == 0)
@@ -609,29 +609,30 @@ class CI_DB_pdo_driver extends CI_DB {
// --------------------------------------------------------------------
/**
- * The error message string
+ * Error
*
- * @access private
- * @return string
+ * Returns an array containing code and message of the last
+ * database error that has occured.
+ *
+ * @return array
*/
- function _error_message()
+ public function error()
{
- $error_array = $this->conn_id->errorInfo();
+ $error = array('code' => '00000', 'message' => '');
+ $pdo_error = $this->conn_id->errorInfo();
- return $error_array[2];
- }
+ if (empty($pdo_error[0]))
+ {
+ return $error;
+ }
- // --------------------------------------------------------------------
+ $error['code'] = isset($pdo_error[1]) ? $pdo_error[0].'/'.$pdo_error[1] : $pdo_error[0];
+ if (isset($pdo_error[2]))
+ {
+ $error['message'] = $pdo_error[2];
+ }
- /**
- * The error message number
- *
- * @access private
- * @return integer
- */
- function _error_number()
- {
- return $this->conn_id->errorCode();
+ return $error;
}
// --------------------------------------------------------------------