Add application settings

11 files changed, 276 insertions, 14 deletions

diff --git a/src/org/traccar/web/client/Traccar.java b/src/org/traccar/web/client/Traccar.java
index 8fa67ecd..d775bb4a 100644
--- a/src/org/traccar/web/client/Traccar.java
+++ b/src/org/traccar/web/client/Traccar.java
@@ -16,6 +16,8 @@
 package org.traccar.web.client;
 
 import org.traccar.web.client.controller.LoginController;
+import org.traccar.web.client.model.BaseAsyncCallback;
+import org.traccar.web.shared.model.ApplicationSettings;
 
 import com.google.gwt.core.client.EntryPoint;
 
@@ -23,7 +25,13 @@ public class Traccar implements EntryPoint, LoginController.LoginHandler {
 
     @Override
     public void onModuleLoad() {
-        new LoginController().login(this);
+        Application.getDataService().updateApplicationSettings(null, new BaseAsyncCallback<ApplicationSettings>() {
+            @Override
+            public void onSuccess(ApplicationSettings result) {
+                ApplicationContext.getInstance().setApplicationSettings(result);
+                new LoginController().login(Traccar.this);
+            }
+        });
     }
 
     @Override
diff --git a/src/org/traccar/web/client/controller/SettingsController.java b/src/org/traccar/web/client/controller/SettingsController.java
index b98d1bc8..75130f2b 100644
--- a/src/org/traccar/web/client/controller/SettingsController.java
+++ b/src/org/traccar/web/client/controller/SettingsController.java
@@ -1,6 +1,26 @@
+/*
+ * Copyright 2013 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.web.client.controller;
 
+import org.traccar.web.client.Application;
+import org.traccar.web.client.ApplicationContext;
+import org.traccar.web.client.model.BaseAsyncCallback;
+import org.traccar.web.client.view.ApplicationSettingsDialog;
 import org.traccar.web.client.view.DeviceView;
+import org.traccar.web.shared.model.ApplicationSettings;
 
 public class SettingsController implements DeviceView.SettingsHandler {
 
@@ -23,9 +43,21 @@ public class SettingsController implements DeviceView.SettingsHandler {
     }
 
     @Override
-    public void onGlobalSelected() {
-        // TODO Auto-generated method stub
-
+    public void onApplicationSelected() {
+        new ApplicationSettingsDialog(
+                ApplicationContext.getInstance().getApplicationSettings(),
+                new ApplicationSettingsDialog.ApplicationSettingsHandler() {
+                    @Override
+                    public void onSave(ApplicationSettings applicationSettings) {
+                        Application.getDataService().updateApplicationSettings(applicationSettings, new BaseAsyncCallback<ApplicationSettings>() {
+                            @Override
+                            public void onSuccess(ApplicationSettings result) {
+                                ApplicationContext.getInstance().setApplicationSettings(result);
+                            }
+                        });
+
+                    }
+                }).show();
     }
 
 }
diff --git a/src/org/traccar/web/client/model/ApplicationSettingsProperties.java b/src/org/traccar/web/client/model/ApplicationSettingsProperties.java
new file mode 100644
index 00000000..b30572e5
--- /dev/null
+++ b/src/org/traccar/web/client/model/ApplicationSettingsProperties.java
@@ -0,0 +1,30 @@
+/*
+ * Copyright 2013 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.web.client.model;
+
+import org.traccar.web.shared.model.ApplicationSettings;
+
+import com.sencha.gxt.core.client.ValueProvider;
+import com.sencha.gxt.data.shared.ModelKeyProvider;
+import com.sencha.gxt.data.shared.PropertyAccess;
+
+public interface ApplicationSettingsProperties extends PropertyAccess<ApplicationSettings> {
+
+    ModelKeyProvider<ApplicationSettings> id();
+
+    ValueProvider<ApplicationSettings, Boolean> registrationEnabled();
+
+}
diff --git a/src/org/traccar/web/client/model/DataService.java b/src/org/traccar/web/client/model/DataService.java
index cdf993d4..a16ae51d 100644
--- a/src/org/traccar/web/client/model/DataService.java
+++ b/src/org/traccar/web/client/model/DataService.java
@@ -18,6 +18,7 @@ package org.traccar.web.client.model;
 import java.util.Date;
 import java.util.List;
 
+import org.traccar.web.shared.model.ApplicationSettings;
 import org.traccar.web.shared.model.Device;
 import org.traccar.web.shared.model.Position;
 
@@ -47,4 +48,6 @@ public interface DataService extends RemoteService {
 
     List<Position> getLatestPositions();
 
+    ApplicationSettings updateApplicationSettings(ApplicationSettings applicationSettings);
+
 }
diff --git a/src/org/traccar/web/client/model/DataServiceAsync.java b/src/org/traccar/web/client/model/DataServiceAsync.java
index f8fdbcda..c0478fb8 100644
--- a/src/org/traccar/web/client/model/DataServiceAsync.java
+++ b/src/org/traccar/web/client/model/DataServiceAsync.java
@@ -18,6 +18,7 @@ package org.traccar.web.client.model;
 import java.util.Date;
 import java.util.List;
 
+import org.traccar.web.shared.model.ApplicationSettings;
 import org.traccar.web.shared.model.Device;
 import org.traccar.web.shared.model.Position;
 
@@ -45,4 +46,6 @@ public interface DataServiceAsync {
 
     void getPositions(Device device, Date from, Date to, AsyncCallback<List<Position>> callback);
 
+    void updateApplicationSettings(ApplicationSettings applicationSettings, AsyncCallback<ApplicationSettings> callback);
+
 }
diff --git a/src/org/traccar/web/client/view/ApplicationSettingsDialog.java b/src/org/traccar/web/client/view/ApplicationSettingsDialog.java
new file mode 100644
index 00000000..24b9f96d
--- /dev/null
+++ b/src/org/traccar/web/client/view/ApplicationSettingsDialog.java
@@ -0,0 +1,81 @@
+/*
+ * Copyright 2013 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.web.client.view;
+
+import org.traccar.web.shared.model.ApplicationSettings;
+
+import com.google.gwt.core.client.GWT;
+import com.google.gwt.editor.client.Editor;
+import com.google.gwt.editor.client.SimpleBeanEditorDriver;
+import com.google.gwt.uibinder.client.UiBinder;
+import com.google.gwt.uibinder.client.UiField;
+import com.google.gwt.uibinder.client.UiHandler;
+import com.google.gwt.user.client.ui.Widget;
+import com.sencha.gxt.widget.core.client.Window;
+import com.sencha.gxt.widget.core.client.event.SelectEvent;
+import com.sencha.gxt.widget.core.client.form.CheckBox;
+
+public class ApplicationSettingsDialog implements Editor<ApplicationSettings> {
+
+    private static ApplicationSettingsDialogUiBinder uiBinder = GWT.create(ApplicationSettingsDialogUiBinder.class);
+
+    interface ApplicationSettingsDialogUiBinder extends UiBinder<Widget, ApplicationSettingsDialog> {
+    }
+
+    private ApplicationSettingsDriver driver = GWT.create(ApplicationSettingsDriver.class);
+
+    interface ApplicationSettingsDriver extends SimpleBeanEditorDriver<ApplicationSettings, ApplicationSettingsDialog> {
+    }
+
+    public interface ApplicationSettingsHandler {
+        public void onSave(ApplicationSettings applicationSettings);
+    }
+
+    private ApplicationSettingsHandler applicationSettingsHandler;
+
+    @UiField
+    Window window;
+
+    @UiField
+    CheckBox registrationEnabled;
+
+    public ApplicationSettingsDialog(ApplicationSettings applicationSettings, ApplicationSettingsHandler applicationSettingsHandler) {
+        this.applicationSettingsHandler = applicationSettingsHandler;
+        uiBinder.createAndBindUi(this);
+        driver.initialize(this);
+        driver.edit(applicationSettings);
+    }
+
+    public void show() {
+        window.show();
+    }
+
+    public void hide() {
+        window.hide();
+    }
+
+    @UiHandler("saveButton")
+    public void onLoginClicked(SelectEvent event) {
+        window.hide();
+        applicationSettingsHandler.onSave(driver.flush());
+    }
+
+    @UiHandler("cancelButton")
+    public void onRegisterClicked(SelectEvent event) {
+        window.hide();
+    }
+
+}
diff --git a/src/org/traccar/web/client/view/ApplicationSettingsDialog.ui.xml b/src/org/traccar/web/client/view/ApplicationSettingsDialog.ui.xml
new file mode 100644
index 00000000..effdc4ad
--- /dev/null
+++ b/src/org/traccar/web/client/view/ApplicationSettingsDialog.ui.xml
@@ -0,0 +1,33 @@
+<!DOCTYPE ui:UiBinder SYSTEM "http://dl.google.com/gwt/DTD/xhtml.ent">
+<ui:UiBinder
+    xmlns:ui="urn:ui:com.google.gwt.uibinder"
+    xmlns:g="urn:import:com.google.gwt.user.client.ui"
+    xmlns:gxt="urn:import:com.sencha.gxt.widget.core.client"
+  	xmlns:container="urn:import:com.sencha.gxt.widget.core.client.container"
+  	xmlns:form="urn:import:com.sencha.gxt.widget.core.client.form"
+  	xmlns:button="urn:import:com.sencha.gxt.widget.core.client.button">
+
+  <ui:with type="com.sencha.gxt.widget.core.client.container.VerticalLayoutContainer.VerticalLayoutData" field="verticalLayoutData">
+    <ui:attributes width="1" height="-1" />
+  </ui:with>
+ 
+  <gxt:Window ui:field="window" pixelSize="300, 110" modal="true" headingText="Global Settings" focusWidget="{saveButton}">
+    <container:VerticalLayoutContainer>
+      <container:child layoutData="{verticalLayoutData}">
+        <form:FieldLabel text="Registration">
+          <form:widget>
+            <form:CheckBox ui:field="registrationEnabled" />
+          </form:widget>
+        </form:FieldLabel>
+      </container:child>
+    </container:VerticalLayoutContainer>
+      
+    <gxt:button>
+      <button:TextButton ui:field="saveButton" text="Save" />
+    </gxt:button>
+    <gxt:button>
+      <button:TextButton ui:field="cancelButton" text="Cancel" />
+    </gxt:button>
+  </gxt:Window>
+
+</ui:UiBinder>
diff --git a/src/org/traccar/web/client/view/DeviceView.java b/src/org/traccar/web/client/view/DeviceView.java
index 8a0b6243..341b5083 100644
--- a/src/org/traccar/web/client/view/DeviceView.java
+++ b/src/org/traccar/web/client/view/DeviceView.java
@@ -145,7 +145,7 @@ public class DeviceView implements SelectionChangedEvent.SelectionChangedHandler
         public void onAccountSelected();
         public void onPreferencesSelected();
         public void onUsersSelected();
-        public void onGlobalSelected();
+        public void onApplicationSelected();
     }
 
     private SettingsHandler settingsHandler;
@@ -167,7 +167,7 @@ public class DeviceView implements SelectionChangedEvent.SelectionChangedHandler
 
     @UiHandler("globalAccount")
     public void onSettingsGlobalSelected(SelectionEvent<Item> event) {
-        settingsHandler.onGlobalSelected();
+        settingsHandler.onApplicationSelected();
     }
 
 }
diff --git a/src/org/traccar/web/client/view/LoginDialog.java b/src/org/traccar/web/client/view/LoginDialog.java
index e09da48d..59b46239 100644
--- a/src/org/traccar/web/client/view/LoginDialog.java
+++ b/src/org/traccar/web/client/view/LoginDialog.java
@@ -15,12 +15,15 @@
  */
 package org.traccar.web.client.view;
 
+import org.traccar.web.client.ApplicationContext;
+
 import com.google.gwt.core.client.GWT;
 import com.google.gwt.uibinder.client.UiBinder;
 import com.google.gwt.uibinder.client.UiField;
 import com.google.gwt.uibinder.client.UiHandler;
 import com.google.gwt.user.client.ui.Widget;
 import com.sencha.gxt.widget.core.client.Window;
+import com.sencha.gxt.widget.core.client.button.TextButton;
 import com.sencha.gxt.widget.core.client.event.SelectEvent;
 import com.sencha.gxt.widget.core.client.form.PasswordField;
 import com.sencha.gxt.widget.core.client.form.TextField;
@@ -48,9 +51,16 @@ public class LoginDialog {
     @UiField
     PasswordField password;
 
+    @UiField
+    TextButton registerButton;
+
     public LoginDialog(LoginHandler loginHandler) {
         this.loginHandler = loginHandler;
         uiBinder.createAndBindUi(this);
+
+        if (ApplicationContext.getInstance().getApplicationSettings().getRegistrationEnabled()) {
+            registerButton.enable();
+        }
     }
 
     public void show() {
diff --git a/src/org/traccar/web/client/view/LoginDialog.ui.xml b/src/org/traccar/web/client/view/LoginDialog.ui.xml
index 8c31b308..c9314430 100644
--- a/src/org/traccar/web/client/view/LoginDialog.ui.xml
+++ b/src/org/traccar/web/client/view/LoginDialog.ui.xml
@@ -33,7 +33,7 @@
       <button:TextButton ui:field="loginButton" text="Login" />
     </gxt:button>
     <gxt:button>
-      <button:TextButton ui:field="registerButton" text="Register" />
+      <button:TextButton ui:field="registerButton" text="Register" enabled="false" />
     </gxt:button>
   </gxt:Window>
 
diff --git a/src/org/traccar/web/server/model/DataServiceImpl.java b/src/org/traccar/web/server/model/DataServiceImpl.java
index 3df7b686..28c61678 100644
--- a/src/org/traccar/web/server/model/DataServiceImpl.java
+++ b/src/org/traccar/web/server/model/DataServiceImpl.java
@@ -30,6 +30,7 @@ import javax.servlet.ServletException;
 import javax.servlet.http.HttpSession;
 
 import org.traccar.web.client.model.DataService;
+import org.traccar.web.shared.model.ApplicationSettings;
 import org.traccar.web.shared.model.Device;
 import org.traccar.web.shared.model.Position;
 import org.traccar.web.shared.model.User;
@@ -43,7 +44,8 @@ public class DataServiceImpl extends RemoteServiceServlet implements DataService
     private static final String PERSISTENCE_DATASTORE = "java:/DefaultDS";
     private static final String PERSISTENCE_UNIT_DEBUG = "debug";
     private static final String PERSISTENCE_UNIT_RELEASE = "release";
-    private static final String ATTRIBUTE_USER = "user";
+    private static final String ATTRIBUTE_USER = "traccar.user";
+    private static final String ATTRIBUTE_SETTINGS = "traccar.settings";
 
     private EntityManagerFactory entityManagerFactory;
 
@@ -131,12 +133,16 @@ public class DataServiceImpl extends RemoteServiceServlet implements DataService
 
     @Override
     public boolean register(String login, String password) {
-        User user = new User();
-        user.setLogin(login);
-        user.setPassword(password);
-        createUser(user);
-        setUser(user);
-        return true;
+        if (getApplicationSettings().getRegistrationEnabled()) {
+            User user = new User();
+            user.setLogin(login);
+            user.setPassword(password);
+            createUser(user);
+            setUser(user);
+            return true;
+        } else {
+            throw new SecurityException();
+        }
     }
 
     private void createUser(User user) {
@@ -260,4 +266,60 @@ public class DataServiceImpl extends RemoteServiceServlet implements DataService
         }
     }
 
+    private ApplicationSettings getApplicationSettings() {
+        ApplicationSettings applicationSettings = (ApplicationSettings) getServletContext().getAttribute(ATTRIBUTE_SETTINGS);
+        if (applicationSettings == null) {
+            EntityManager entityManager = entityManagerFactory.createEntityManager();
+            try {
+                TypedQuery<ApplicationSettings> query = entityManager.createQuery("SELECT x FROM ApplicationSettings x", ApplicationSettings.class);
+                List<ApplicationSettings> resultList = query.getResultList();
+                if (resultList == null || resultList.isEmpty()) {
+                    applicationSettings = new ApplicationSettings();
+                    entityManager.getTransaction().begin();
+                    try {
+                        entityManager.persist(applicationSettings);
+                        entityManager.getTransaction().commit();
+                    } catch (RuntimeException e) {
+                        entityManager.getTransaction().rollback();
+                        throw e;
+                    }
+                } else {
+                    applicationSettings = resultList.get(0);
+                }
+                getServletContext().setAttribute(ATTRIBUTE_SETTINGS, applicationSettings);
+            } finally {
+                entityManager.close();
+            }
+        }
+        return applicationSettings;
+    }
+
+    @Override
+    public ApplicationSettings updateApplicationSettings(ApplicationSettings applicationSettings) {
+        if (applicationSettings == null) {
+            return getApplicationSettings();
+        } else {
+            EntityManager entityManager = entityManagerFactory.createEntityManager();
+            try {
+                User user = getUser();
+                if (user.getAdmin()) {
+                    entityManager.getTransaction().begin();
+                    try {
+                        entityManager.merge(applicationSettings);
+                        entityManager.getTransaction().commit();
+                        getServletContext().setAttribute(ATTRIBUTE_SETTINGS, applicationSettings);
+                        return applicationSettings;
+                    } catch (RuntimeException e) {
+                        entityManager.getTransaction().rollback();
+                        throw e;
+                    }
+                } else {
+                    throw new SecurityException();
+                }
+            } finally {
+                entityManager.close();
+            }
+        }
+    }
+
 }