N°2311 - Authentication extensibility in iTop

application/logindefault.class.inc.php

@@ -0,0 +1,65 @@
+<?php
+
+/**
+ * Class LoginDefault
+ *
+ * @copyright   Copyright (C) 2010-2019 Combodo SARL
+ * @license     http://opensource.org/licenses/AGPL-3.0
+ */
+
+class LoginDefault implements iLoginFSMExtension
+{
+	/**
+	 * Return the list of supported login modes for this plugin
+	 *
+	 * @return array of supported login modes
+	 */
+	public function ListSupportedLoginModes()
+	{
+		return array('default');
+	}
+
+	/**
+	 * Execute action for this login state
+	 * If a page is displayed, the action must exit at this point
+	 * if LoginWebPage::LOGIN_FSM_RETURN_ERROR is returned $iErrorCode must be set
+	 * if LoginWebPage::LOGIN_FSM_RETURN_OK is returned then the login is OK and terminated
+	 * if LoginWebPage::LOGIN_FSM_RETURN_IGNORE is returned then the FSM will proceed to next plugin or state
+	 *
+	 * @param string $sLoginState (see LoginWebPage::LOGIN_STATE_...)
+	 * @param int $iErrorCode (see LoginWebPage::EXIT_CODE_...)
+	 *
+	 * @return int LoginWebPage::LOGIN_FSM_RETURN_ERROR, LoginWebPage::LOGIN_FSM_RETURN_OK or LoginWebPage::LOGIN_FSM_RETURN_IGNORE
+	 */
+	public function LoginAction($sLoginState, &$iErrorCode)
+	{
+		switch ($sLoginState)
+		{
+			case LoginWebPage::LOGIN_STATE_START:
+				// Check if proposed login mode is present and allowed
+				$aAllowedLoginTypes = MetaModel::GetConfig()->GetAllowedLoginTypes();
+				$sProposedLoginMode = utils::ReadParam('login_mode', '');
+				$index = array_search($sProposedLoginMode, $aAllowedLoginTypes);
+				if ($index !== false)
+				{
+					// Force login mode
+					$_SESSION['login_mode'] = $sProposedLoginMode;
+				}
+				else
+				{
+					unset($_SESSION['login_mode']);
+				}
+				break;
+
+			case LoginWebPage::LOGIN_STATE_ERROR:
+				$_SESSION['login_error_count'] = (isset($_SESSION['login_error_count']) ? $_SESSION['login_error_count'] : 0) + 1;
+				break;
+
+			case LoginWebPage::LOGIN_STATE_CONNECTED:
+				unset($_SESSION['login_error_count']);
+				break;
+		}
+
+		return LoginWebPage::LOGIN_FSM_RETURN_CONTINUE;
+	}
+}