LDAP: Allow optional binding/authentication

2 files changed, 8 insertions, 1 deletions

diff --git a/application/config/config.php b/application/config/config.php
index 4f4e868f0..03f3cb74b 100644
--- a/application/config/config.php
+++ b/application/config/config.php
@@ -596,7 +596,10 @@ if (extension_loaded("ldap")) {
 		),
 		// Please note that php-ldap converts attributes to lowercase
 		"userid_field" => "uidnumber", // This has to be a unique integer
-		"username_field" => "uid" // This is the value the user supplies on the login form
+		"username_field" => "uid", // This is the value the user supplies on the login form
+		// Optional parameters
+		// "bind_rdn" => "uid=search-user,cn=users,dc=example,dc=com", // This is the user used to authenticate for searches
+		// "bind_password" => "***", // This is the password for the search user
 	);
 }
 
diff --git a/application/libraries/Duser/drivers/Duser_ldap.php b/application/libraries/Duser/drivers/Duser_ldap.php
index b80385fe0..f30257364 100644
--- a/application/libraries/Duser/drivers/Duser_ldap.php
+++ b/application/libraries/Duser/drivers/Duser_ldap.php
@@ -26,6 +26,10 @@ class Duser_ldap extends Duser_Driver {
 			return false;
 		}
 
+		if (isset($config['bind_rdn']) && isset($config['bind_password'])) {
+			ldap_bind($ds, $config['bind_rdn'], $config['bind_password']);
+		}
+		
 		switch ($config["scope"]) {
 			case "base":
 				$r = ldap_read($ds, $config['basedn'], $config["username_field"].'='.$username);