ksan/e-voting
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i think im done?

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Ksan 2026-04-19 22:24:03 +02:00
parent 1df97b4d3f
commit 833331a893
11 changed files with 346 additions and 65 deletions
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38
src/main/java/dev/ksan/GUI/HomeView.java
View File

@ -1,38 +0,0 @@
package dev.ksan.GUI;
import javafx.geometry.Pos;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.control.Label;
import javafx.scene.layout.VBox;
import javafx.stage.Stage;
public class HomeView {
private final Stage stage;
public HomeView(Stage stage) {
this.stage = stage;
}
public void show() {
Label title = new Label("E-Voting");
title.setStyle("-fx-font-size: 32px; -fx-font-weight: bold;");
Button loginBtn = new Button("Login");
Button registerBtn = new Button("Register");
loginBtn.setPrefWidth(200);
registerBtn.setPrefWidth(200);
loginBtn.setOnAction(e -> System.out.println("Go to Login"));
registerBtn.setOnAction(e -> System.out.println("Go to Register"));
VBox layout = new VBox(20, title, loginBtn, registerBtn);
layout.setAlignment(Pos.CENTER);
stage.setScene(new Scene(layout, 500, 400));
stage.setTitle("Home");
stage.show();
}
}

7
src/main/java/dev/ksan/Main.java
View File

@ -1,20 +1,13 @@
package dev.ksan;
import dev.ksan.CASystem.*;
import dev.ksan.GUI.HomeView;
import dev.ksan.ui.HomeController;
import javafx.application.Application;
import javafx.fxml.FXMLLoader;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.stage.Stage;
import org.bouncycastle.jce.provider.BouncyCastleProvider;
import java.security.KeyPair;
import java.security.Security;
import java.security.cert.X509Certificate;
import static dev.ksan.CASystem.CA.publicKeyToPem;
public class Main extends javafx.application.Application {

31
src/main/java/dev/ksan/ui/LoginController.java
View File

@ -57,12 +57,18 @@ public class LoginController {
private X509Certificate loadedCert;
private CAType detectedCAType;
@FXML
private Button backButton;
public void setStage(Stage stage) {
this.stage = stage;
}
@FXML
public void initialize() {
backButton.setOnAction(e -> goBack());
showForm1();
dropZone.setStyle(
"-fx-border-color: #888;" +
@ -324,4 +330,29 @@ public class LoginController {
form1.setVisible(true);
form2.setVisible(false);
}
private void goBack() {
try {
FXMLLoader loader = new FXMLLoader(getClass().getResource("/fxml/HomeView.fxml"));
Scene oldScene = stage.getScene();
Scene scene = new Scene(
loader.load(),
oldScene.getWidth(),
oldScene.getHeight()
);
HomeController controller = loader.getController();
controller.setStage(stage);
stage.setScene(scene);
stage.setTitle("Home");
} catch (Exception ex) {
ex.printStackTrace();
}
}
}

5
src/main/java/dev/ksan/ui/PollListCell.java
View File

@ -1,5 +0,0 @@
package dev.ksan.ui;
public class PollListCell {
}

128
src/main/java/dev/ksan/ui/RegisterOrganizerController.java
View File

@ -3,12 +3,19 @@ package dev.ksan.ui;
import dev.ksan.CASystem.RegistrationService;
import dev.ksan.Users.Organizer;
import dev.ksan.Users.Voter;
import javafx.application.Platform;
import javafx.fxml.FXML;
import javafx.scene.control.Button;
import javafx.scene.control.PasswordField;
import javafx.scene.control.TextField;
import javafx.fxml.FXMLLoader;
import javafx.scene.Scene;
import javafx.scene.control.*;
import javafx.stage.FileChooser;
import javafx.stage.Stage;
import java.io.File;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.StandardCopyOption;
public class RegisterOrganizerController {
private Stage stage;
@ -28,6 +35,11 @@ public class RegisterOrganizerController {
@FXML
private Button registerButton;
@FXML
private Button backButton;
@FXML
private Label errorLabel;
public Stage getStage() {
return stage;
}
@ -37,6 +49,9 @@ public class RegisterOrganizerController {
@FXML
public void initialize() {
backButton.setOnAction(e -> goBack());
registerButton.setOnAction(event -> tryRegisterVoter());
}
@ -52,19 +67,58 @@ public class RegisterOrganizerController {
RegistrationService.registerOrganizer(organizer, passwordField.getText());
boolean saved = exportKeystoreToUserLocation(organizer);
if (!saved) {
showWarning("Keystore not exported. You can find it at: keystores/organizers/"
+ organizer.getId() + ".p12");
}
loginUser(organizer);
}catch (Exception e) {
displayError("Username already Taken");
}
}
//TODO
private void loginUser(Voter voter) {
private void loginUser(Organizer organizer) {
try {
FXMLLoader loader = new FXMLLoader(
getClass().getResource("/fxml/OrganizerView.fxml"));
Scene oldScene = stage.getScene();
Scene scene = new Scene(loader.load(),
oldScene.getWidth(), oldScene.getHeight());
OrganizerController controller = loader.getController();
controller.setOrganizer(organizer);
controller.setStage(stage);
stage.setScene(scene);
stage.setTitle("Organizer — " + organizer.getName());
} catch (Exception e) {
e.printStackTrace();
displayError("Failed to load organizer view: " + e.getMessage());
}
}
private void displayError(String message) {
Platform.runLater(() -> {
errorLabel.setText("⚠️ " + message);
errorLabel.setStyle("-fx-text-fill: red;");
errorLabel.setVisible(true);
});
}
//TODO
private void displayError(String usernameAlreadyTaken) {
private void showWarning(String message) {
Platform.runLater(() -> {
errorLabel.setText("⚠️ " + message);
errorLabel.setStyle("-fx-text-fill: orange;");
errorLabel.setVisible(true);
});
}
// return true if everything is filled
@ -99,4 +153,64 @@ public class RegisterOrganizerController {
return true;
}
private void goBack() {
try {
FXMLLoader loader = new FXMLLoader(getClass().getResource("/fxml/RegisterTypeView.fxml"));
Scene oldScene = stage.getScene();
Scene scene = new Scene(
loader.load(),
oldScene.getWidth(),
oldScene.getHeight()
);
RegisterTypeController controller = loader.getController();
controller.setStage(stage);
stage.setScene(scene);
stage.setTitle("Back");
} catch (Exception ex) {
ex.printStackTrace();
}
}
private boolean exportKeystoreToUserLocation(Organizer organizer) {
FileChooser fileChooser = new FileChooser();
fileChooser.setTitle("Save Your Keystore Certificate");
fileChooser.setInitialFileName(organizer.getId() + ".p12");
fileChooser.getExtensionFilters().add(
new FileChooser.ExtensionFilter("PKCS12 Keystore (*.p12)", "*.p12")
);
// Default to user's home directory
fileChooser.setInitialDirectory(
new File(System.getProperty("user.home"))
);
File destination = fileChooser.showSaveDialog(stage);
if (destination == null) return false; // user cancelled
Path source = Path.of("keystores/users/" +organizer.getId() + ".p12");
try {
Files.copy(source, destination.toPath(), StandardCopyOption.REPLACE_EXISTING);
Alert alert = new Alert(Alert.AlertType.INFORMATION);
alert.setTitle("Keystore Saved");
alert.setHeaderText("Your certificate has been saved.");
alert.setContentText(
"Location: " + destination.getAbsolutePath() + "\n\n" +
"Keep this file safe — you need it to log in.\n" +
"Do not share it with anyone."
);
alert.showAndWait();
return true;
} catch (Exception e) {
displayError("Failed to export keystore: " + e.getMessage());
return false;
}
}
}

29
src/main/java/dev/ksan/ui/RegisterTypeController.java
View File

@ -14,6 +14,11 @@ public class RegisterTypeController {
@FXML
private Button organizerButton;
@FXML
private Button backButton;
private Stage stage;
public void setStage(Stage stage) {
@ -24,6 +29,7 @@ public class RegisterTypeController {
public void initialize() {
voterButton.setOnAction(e -> goToVoter());
organizerButton.setOnAction(e -> goToOrganizer());
backButton.setOnAction(e -> goBack());
}
@ -64,4 +70,27 @@ public class RegisterTypeController {
ex.printStackTrace();
}
}
private void goBack() {
try {
FXMLLoader loader = new FXMLLoader(getClass().getResource("/fxml/HomeView.fxml"));
Scene oldScene = stage.getScene();
Scene scene = new Scene(
loader.load(),
oldScene.getWidth(),
oldScene.getHeight()
);
HomeController controller = loader.getController();
controller.setStage(stage);
stage.setScene(scene);
stage.setTitle("Home");
} catch (Exception ex) {
ex.printStackTrace();
}
}
}

124
src/main/java/dev/ksan/ui/RegisterVoterController.java
View File

@ -3,12 +3,19 @@ package dev.ksan.ui;
import dev.ksan.CASystem.RegistrationService;
import dev.ksan.Users.UserRepository;
import dev.ksan.Users.Voter;
import javafx.application.Platform;
import javafx.fxml.FXML;
import javafx.scene.control.Button;
import javafx.scene.control.PasswordField;
import javafx.scene.control.TextField;
import javafx.fxml.FXMLLoader;
import javafx.scene.Scene;
import javafx.scene.control.*;
import javafx.stage.FileChooser;
import javafx.stage.Stage;
import java.io.File;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.StandardCopyOption;
public class RegisterVoterController {
private Stage stage;
@ -32,6 +39,11 @@ public class RegisterVoterController {
@FXML
private Button registerButton;
@FXML
private Button backButton;
@FXML
private Label errorLabel;
public void setStage(Stage stage) {
this.stage = stage;
@ -41,6 +53,8 @@ public class RegisterVoterController {
}
@FXML
public void initialize() {
backButton.setOnAction(e -> goBack());
registerButton.setOnAction(event -> tryRegisterVoter());
}
@ -56,7 +70,11 @@ public class RegisterVoterController {
RegistrationService.registerVoter(voter, passwordField.getText());
boolean saved = exportKeystoreToUserLocation(voter);
if (!saved) {
showWarning("Keystore not exported. You can find it at: keystores/users/"
+ voter.getUsername() + ".p12");
}
loginUser(voter);
}catch (Exception e) {
displayError("Username already Taken");
@ -64,14 +82,79 @@ public class RegisterVoterController {
}
//TODO
private boolean exportKeystoreToUserLocation(Voter voter) {
FileChooser fileChooser = new FileChooser();
fileChooser.setTitle("Save Your Keystore Certificate");
fileChooser.setInitialFileName(voter.getUsername() + ".p12");
fileChooser.getExtensionFilters().add(
new FileChooser.ExtensionFilter("PKCS12 Keystore (*.p12)", "*.p12")
);
// Default to user's home directory
fileChooser.setInitialDirectory(
new File(System.getProperty("user.home"))
);
File destination = fileChooser.showSaveDialog(stage);
if (destination == null) return false; // user cancelled
Path source = Path.of("keystores/users/" + voter.getUsername() + ".p12");
try {
Files.copy(source, destination.toPath(), StandardCopyOption.REPLACE_EXISTING);
Alert alert = new Alert(Alert.AlertType.INFORMATION);
alert.setTitle("Keystore Saved");
alert.setHeaderText("Your certificate has been saved.");
alert.setContentText(
"Location: " + destination.getAbsolutePath() + "\n\n" +
"Keep this file safe — you need it to log in.\n" +
"Do not share it with anyone."
);
alert.showAndWait();
return true;
} catch (Exception e) {
displayError("Failed to export keystore: " + e.getMessage());
return false;
}
}
private void loginUser(Voter voter) {
System.out.println("registered: " + voter);
try {
FXMLLoader loader = new FXMLLoader(
getClass().getResource("/fxml/VoterView.fxml"));
Scene oldScene = stage.getScene();
Scene scene = new Scene(loader.load(),
oldScene.getWidth(), oldScene.getHeight());
VoterController controller = loader.getController();
controller.setVoter(voter);
controller.setStage(stage);
stage.setScene(scene);
stage.setTitle("Voter — " + voter.getUsername());
} catch (Exception e) {
e.printStackTrace();
displayError("Failed to load voter view: " + e.getMessage());
}
}
//TODO
private void displayError(String usernameAlreadyTaken) {
private void displayError(String message) {
Platform.runLater(() -> {
errorLabel.setText("⚠️ " + message);
errorLabel.setStyle("-fx-text-fill: red;");
errorLabel.setVisible(true);
});
}
private void showWarning(String message) {
Platform.runLater(() -> {
errorLabel.setText("⚠️ " + message);
errorLabel.setStyle("-fx-text-fill: orange;");
errorLabel.setVisible(true);
});
}
// return true if everything is filled
@ -110,10 +193,35 @@ public class RegisterVoterController {
if(UserRepository.voterExists(usernameField.getText().trim())){
displayError("Username already Taken");
return false;
}
return true;
}
private void goBack() {
try {
FXMLLoader loader = new FXMLLoader(getClass().getResource("/fxml/RegisterTypeView.fxml"));
Scene oldScene = stage.getScene();
Scene scene = new Scene(
loader.load(),
oldScene.getWidth(),
oldScene.getHeight()
);
RegisterTypeController controller = loader.getController();
controller.setStage(stage);
stage.setScene(scene);
stage.setTitle("Back");
} catch (Exception ex) {
ex.printStackTrace();
}
}
}

11
src/main/resources/fxml/LoginView.fxml
View File

@ -13,7 +13,18 @@
<?import javafx.scene.layout.VBox?>
<?import javafx.scene.text.Text?>
<?import javafx.scene.layout.HBox?>
<BorderPane maxHeight="-Infinity" maxWidth="-Infinity" minHeight="-Infinity" minWidth="-Infinity" prefHeight="400.0" prefWidth="600.0" xmlns="http://javafx.com/javafx/23.0.1" xmlns:fx="http://javafx.com/fxml/1" fx:controller="dev.ksan.ui.LoginController">
<top>
<HBox >
<children>
<Button fx:id="backButton" text="← Back" />
</children>
<padding>
<Insets left="10.0" top="10.0"/>
</padding>
</HBox>
</top>
<center>
<VBox alignment="CENTER" prefHeight="200.0" prefWidth="100.0" BorderPane.alignment="CENTER">
<children>

14
src/main/resources/fxml/RegisterOrganizerView.fxml
View File

@ -13,7 +13,19 @@
<?import javafx.scene.text.Text?>
<?import javafx.scene.layout.HBox?>
<?import javafx.scene.control.Label?>
<BorderPane maxHeight="-Infinity" maxWidth="-Infinity" minHeight="-Infinity" minWidth="-Infinity" prefHeight="400.0" prefWidth="600.0" xmlns="http://javafx.com/javafx/23.0.1" xmlns:fx="http://javafx.com/fxml/1" fx:controller="dev.ksan.ui.RegisterOrganizerController">
<top>
<HBox >
<children>
<Button fx:id="backButton" text="← Back" />
</children>
<padding>
<Insets left="10.0" top="10.0"/>
</padding>
</HBox>
</top>
<center>
<VBox alignment="CENTER" prefHeight="200.0" prefWidth="100.0" BorderPane.alignment="CENTER">
<children>
@ -63,6 +75,8 @@
<Insets left="100.0" right="100.0" />
</VBox.margin>
</GridPane>
<Label fx:id="errorLabel"
style="-fx-text-fill: red;"/>
<Button fx:id="registerButton" mnemonicParsing="false" text="Register">
<VBox.margin>
<Insets top="10.0" />

10
src/main/resources/fxml/RegisterTypeView.fxml
View File

@ -11,6 +11,16 @@
<?import javafx.scene.text.Text?>
<BorderPane maxHeight="-Infinity" maxWidth="-Infinity" minHeight="-Infinity" minWidth="-Infinity" prefHeight="400.0" prefWidth="600.0" xmlns="http://javafx.com/javafx/23.0.1" xmlns:fx="http://javafx.com/fxml/1" fx:controller="dev.ksan.ui.RegisterTypeController">
<top>
<HBox >
<children>
<Button fx:id="backButton" text="← Back" />
</children>
<padding>
<Insets left="10.0" top="10.0"/>
</padding>
</HBox>
</top>
<center>
<VBox alignment="CENTER" prefHeight="200.0" prefWidth="100.0" BorderPane.alignment="CENTER">
<children>

14
src/main/resources/fxml/RegisterVoterView.fxml
View File

@ -12,7 +12,19 @@
<?import javafx.scene.text.Font?>
<?import javafx.scene.text.Text?>
<?import javafx.scene.layout.HBox?>
<?import javafx.scene.control.Label?>
<BorderPane maxHeight="-Infinity" maxWidth="-Infinity" minHeight="-Infinity" minWidth="-Infinity" prefHeight="400.0" prefWidth="600.0" xmlns="http://javafx.com/javafx/23.0.1" xmlns:fx="http://javafx.com/fxml/1" fx:controller="dev.ksan.ui.RegisterVoterController">
<top>
<HBox >
<children>
<Button fx:id="backButton" text="← Back" />
</children>
<padding>
<Insets left="10.0" top="10.0"/>
</padding>
</HBox>
</top>
<center>
<VBox alignment="CENTER" prefHeight="200.0" prefWidth="100.0" BorderPane.alignment="CENTER">
<children>
@ -92,6 +104,8 @@
<Insets left="100.0" right="50.0" />
</VBox.margin>
</GridPane>
<Label fx:id="errorLabel"
style="-fx-text-fill: red;"/>
<Button fx:id="registerButton" mnemonicParsing="false" text="Register">
<VBox.margin>
<Insets left="100.0" top="10.0" />