Adds support for PDO Constructor parameters see #650

The PDO driver now supports persistent connections via the **pconnect()** method as well as other constuctor options via the **pdoOptions** class variable. See the ADOdb PDO documentation for more information.

1 files changed, 17 insertions, 2 deletions

diff --git a/drivers/adodb-pdo.inc.php b/drivers/adodb-pdo.inc.php
index 075e9189..8ee8bb31 100644
--- a/drivers/adodb-pdo.inc.php
+++ b/drivers/adodb-pdo.inc.php
@@ -86,7 +86,14 @@ class ADODB_pdo extends ADOConnection {
 	var $dsnType = '';
 	var $stmt = false;
 	var $_driver;
-
+	
+	/*
+	* Describe parameters passed directly to the PDO driver
+	*
+	* @example $db->pdoOptions = [\PDO::ATTR_ERRMODE => \PDO::ERRMODE_EXCEPTION];
+	*/
+	public $pdoParameters = array();
+	
 	function __construct()
 	{
 	}
@@ -148,8 +155,16 @@ class ADODB_pdo extends ADOConnection {
 					$argDSN .= ';dbname='.$argDatabasename;
 			}
 		}
+		/*
+		* Configure for persistent connection if required,
+		* by adding the the pdo parameter into any provided
+		* ones
+		*/
+		if ($persist) {
+			$this->pdoParameters[\PDO::ATTR_PERSISTENT] = true;
+		} 
 		try {
-			$this->_connectionID = new PDO($argDSN, $argUsername, $argPassword);
+			$this->_connectionID = new \PDO($argDSN, $argUsername, $argPassword,$this->pdoParameters);
 		} catch (Exception $e) {
 			$this->_connectionID = false;
 			$this->_errorno = -1;