Add login back-end

4 files changed, 94 insertions, 11 deletions

diff --git a/src/org/traccar/ServerManager.java b/src/org/traccar/ServerManager.java
index abda51787..4d480749d 100644
--- a/src/org/traccar/ServerManager.java
+++ b/src/org/traccar/ServerManager.java
@@ -183,7 +183,7 @@ public class ServerManager {
 
         // Initialize web server
         if (Boolean.valueOf(properties.getProperty("http.enable"))) {
-            webServer = new WebServer(properties, dataManager.getDataSource());
+            webServer = new WebServer(properties, dataManager);
         }
     }
 
diff --git a/src/org/traccar/database/DataManager.java b/src/org/traccar/database/DataManager.java
index 602345df9..2c78a53c4 100644
--- a/src/org/traccar/database/DataManager.java
+++ b/src/org/traccar/database/DataManager.java
@@ -267,4 +267,25 @@ public class DataManager {
         }
     }
 
+    public long login(String name, String password) throws SQLException {
+
+        Connection connection = dataSource.getConnection();
+        try {
+            PreparedStatement statement = connection.prepareStatement(
+                    "SELECT id FROM users WHERE name = ? AND password = ?;");
+            try {
+                statement.setString(1, name);
+                statement.setString(2, password);
+
+                ResultSet result = statement.executeQuery();
+                result.next();
+                return result.getLong("id");
+            } finally {
+                statement.close();
+            }
+        } finally {
+            connection.close();
+        }
+    }
+
 }
diff --git a/src/org/traccar/http/MainServlet.java b/src/org/traccar/http/MainServlet.java
new file mode 100644
index 000000000..ca5bcfc17
--- /dev/null
+++ b/src/org/traccar/http/MainServlet.java
@@ -0,0 +1,67 @@
+/*
+ * Copyright 2015 Anton Tananaev (anton.tananaev@gmail.com)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.traccar.http;
+
+import org.traccar.database.DataManager;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.sql.SQLException;
+
+public class MainServlet extends HttpServlet {
+
+    private static final String USER_ID = "userId";
+
+    private DataManager dataManager;
+
+    public MainServlet(DataManager dataManager) {
+        this.dataManager = dataManager;
+    }
+
+    @Override
+    protected void service(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+
+        String command = req.getPathInfo();
+
+        if (command.equals("/login")) {
+            login(req, resp);
+        } else if (command.equals("/logout")) {
+            logout(req, resp);
+        } else {
+            resp.sendError(HttpServletResponse.SC_BAD_REQUEST);
+        }
+    }
+
+    private void login(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+        try {
+            req.getSession().setAttribute(USER_ID,
+                    dataManager.login(req.getParameter("name"), req.getParameter("password")));
+            resp.getWriter().println("{ success: true }");
+        } catch (SQLException e) {
+            throw new ServletException(e);
+        }
+    }
+
+    private void logout(HttpServletRequest req, HttpServletResponse resp) throws IOException {
+        req.getSession().removeAttribute(USER_ID);
+        resp.getWriter().println("{ success: true }");
+    }
+
+}
diff --git a/src/org/traccar/http/WebServer.java b/src/org/traccar/http/WebServer.java
index dac252be1..e90ddfe9b 100644
--- a/src/org/traccar/http/WebServer.java
+++ b/src/org/traccar/http/WebServer.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012 - 2014 Anton Tananaev (anton.tananaev@gmail.com)
+ * Copyright 2012 - 2015 Anton Tananaev (anton.tananaev@gmail.com)
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -35,6 +35,7 @@ import org.eclipse.jetty.server.handler.ResourceHandler;
 import org.eclipse.jetty.servlet.ServletContextHandler;
 import org.eclipse.jetty.servlet.ServletHolder;
 import org.eclipse.jetty.webapp.WebAppContext;
+import org.traccar.database.DataManager;
 import org.traccar.helper.Log;
 
 /**
@@ -44,7 +45,7 @@ public class WebServer {
 
     private Server server;
 
-    public WebServer(Properties properties, DataSource dataSource) {
+    public WebServer(Properties properties, DataManager dataManager) {
         String address = properties.getProperty("http.address");
         Integer port = Integer.valueOf(properties.getProperty("http.port", "8082"));
         if (address == null) {
@@ -57,13 +58,7 @@ public class WebServer {
 
             ServletContextHandler servletHandler = new ServletContextHandler(ServletContextHandler.SESSIONS);
             servletHandler.setContextPath("/api");
-            servletHandler.addServlet(new ServletHolder(new HttpServlet() {
-                @Override
-                protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
-                    PrintWriter out = resp.getWriter();
-                    out.println("<html><body>api</body></html>");
-                }
-            }), "/*");
+            servletHandler.addServlet(new ServletHolder(new MainServlet(dataManager)), "/*");
 
             ResourceHandler resourceHandler = new ResourceHandler();
             resourceHandler.setResourceBase(properties.getProperty("http.path"));
@@ -78,7 +73,7 @@ public class WebServer {
 
             try {
                 Context context = new InitialContext();
-                context.bind("java:/DefaultDS", dataSource);
+                context.bind("java:/DefaultDS", dataManager.getDataSource());
             } catch (Exception error) {
                 Log.warning(error);
             }