From c851c21a303403f24f19572ba09905473c55a8b9 Mon Sep 17 00:00:00 2001
From: Henri Herscher <henri@oreka.org>
Date: Fri, 2 Dec 2005 16:31:48 +0000
Subject: Added Authentication against database

git-svn-id: https://oreka.svn.sourceforge.net/svnroot/oreka/trunk@84 09dcff7a-b715-0410-9601-b79a96267cd0
---
 .../src/net/sf/oreka/services/UserServiceHbn.java  | 102 +++++++++++++++++++++
 1 file changed, 102 insertions(+)
 create mode 100644 orkweb/src/net/sf/oreka/services/UserServiceHbn.java

(limited to 'orkweb/src/net/sf/oreka/services/UserServiceHbn.java')

diff --git a/orkweb/src/net/sf/oreka/services/UserServiceHbn.java b/orkweb/src/net/sf/oreka/services/UserServiceHbn.java
new file mode 100644
index 0000000..f78947d
--- /dev/null
+++ b/orkweb/src/net/sf/oreka/services/UserServiceHbn.java
@@ -0,0 +1,102 @@
+package net.sf.oreka.services;
+
+import java.util.ArrayList;
+
+import net.sf.oreka.HibernateManager;
+import net.sf.oreka.orkweb.ContextListener;
+import net.sf.oreka.orkweb.OrkWeb;
+import net.sf.oreka.persistent.User;
+
+import org.apache.log4j.Level;
+import org.apache.log4j.Logger;
+import org.hibernate.HibernateException;
+import org.hibernate.Query;
+import org.hibernate.Session;
+import org.hibernate.Transaction;
+
+public class UserServiceHbn implements UserService {
+
+	static Logger logger = Logger.getLogger(UserServiceHbn.class);	
+	
+	public User login(String username, String password) {
+		
+		Session hbnSession = null;
+		User user = null;
+		
+		logger.debug("Trying to login user:" + username + " with passwd:" + password);
+		
+		try
+		{
+			hbnSession = OrkWeb.hibernateManager.getSession();
+			
+			String queryString = new String("from LoginString as ls left join ls.user as user where ls.loginString=:ls");
+			if (ContextListener.debugSwitch == false) {
+				queryString = queryString + " and user.password=:password";
+			}
+			Query query = hbnSession.createQuery(queryString);
+			query.setString("ls", username);
+			if (ContextListener.debugSwitch == false) {
+				query.setString("password", password);
+			}
+			ArrayList results = (ArrayList)query.list();
+			Object[] row = (Object[])query.uniqueResult();
+			if (row != null) {
+				user = (User)row[1];
+				logger.debug("Found userid:" + user.getId() + " for login string:" + username);
+			}
+		}
+		catch ( HibernateException he ) {
+			logger.error("login: exception:" + he.getClass().getName());
+		}
+		catch (Exception e)
+		{
+			logger.error("login: exception:", e);
+		}
+		finally {
+			if(hbnSession != null) {hbnSession.close();}
+		}
+		return user;
+	}
+
+	public boolean changePassword(int userId, String oldPassword, String newPassword) {
+		
+		Session hbnSession = null;
+		Transaction tx = null;
+		User user = null;
+		boolean success = false;
+		
+		logger.debug("Trying to change password for userid:" + userId);
+		
+		try
+		{
+			hbnSession = OrkWeb.hibernateManager.getSession();
+
+			
+			user = (User)hbnSession.get(User.class, userId);
+			if(user == null) {
+				logger.warn("Userid:" + userId + " does not exist");
+			}
+			else {
+				if(user.getPassword().equals(oldPassword)) {
+					tx = hbnSession.beginTransaction();
+					user.setPassword(newPassword);
+					hbnSession.save(user);
+					tx.commit();
+					success = true;
+					logger.debug("Changed password for userid:" + userId);
+				}
+			}
+		}
+		catch ( HibernateException he ) {
+			logger.error("changePassword: exception:" + he.getClass().getName());
+		}
+		catch (Exception e)
+		{
+			logger.error("changePassword: exception:", e);
+		}
+		finally {
+			if(hbnSession != null) {hbnSession.close();}
+		}
+		return success;		
+	}
+}
-- 
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