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Diffstat (limited to 'src/net/minecraft/LoginForm.java')
-rw-r--r--src/net/minecraft/LoginForm.java380
1 files changed, 380 insertions, 0 deletions
diff --git a/src/net/minecraft/LoginForm.java b/src/net/minecraft/LoginForm.java
new file mode 100644
index 0000000..d8f6873
--- /dev/null
+++ b/src/net/minecraft/LoginForm.java
@@ -0,0 +1,380 @@
+package net.minecraft;
+
+import javax.crypto.Cipher;
+import java.awt.*;
+import java.io.DataInputStream;
+import java.io.DataOutputStream;
+import java.io.File;
+
+public class LoginForm extends Panel {
+ private static final long serialVersionUID = 1L;
+ private final TextField userName = new TextField(20);
+ private final Image bgImage;
+ private final TextField password = new TextField(20);
+ private final Checkbox rememberBox = new Checkbox("Remember password");
+ private final Button launchButton = new Button("Login");
+ private final Button retryButton = new Button("Try again");
+ private final Button offlineButton = new Button("Play offline");
+ private final Label errorLabel = new Label("", 1);
+ private final LauncherFrame launcherFrame;
+ private boolean outdated = false;
+ private VolatileImage img;
+
+ public LoginForm(final LauncherFrame launcherFrame) {
+ this.launcherFrame = launcherFrame;
+
+ GridBagLayout gbl = new GridBagLayout();
+ setLayout(gbl);
+
+ add(buildLoginPanel());
+
+ try {
+ this.bgImage = ImageIO.read(LoginForm.class.getResource("dirt.png")).getScaledInstance(32, 32, 16);
+ } catch (IOException e) {
+ e.printStackTrace();
+ }
+
+ readUsername();
+
+ this.retryButton.addActionListener(new ActionListener() {
+ public void actionPerformed(ActionEvent ae) {
+ LoginForm.this.errorLabel.setText("");
+ LoginForm.this.removeAll();
+ LoginForm.this.add(LoginForm.this.buildLoginPanel());
+ LoginForm.this.validate();
+ }
+ });
+
+ this.offlineButton.addActionListener(new ActionListener() {
+ public void actionPerformed(ActionEvent ae) {
+ launcherFrame.playCached(LoginForm.this.userName.getText());
+ }
+ });
+
+ this.launchButton.addActionListener(new ActionListener() {
+ public void actionPerformed(ActionEvent ae) {
+ launcherFrame.login(LoginForm.this.userName.getText(), LoginForm.this.password.getText());
+ }
+ });
+ }
+
+ private void readUsername() {
+ try {
+ DataInputStream dis;
+ File lastLogin = new File(Util.getWorkingDirectory(), "lastlogin");
+
+ Cipher cipher = getCipher(2, "passwordfile");
+ if (cipher != null) {
+ dis = new DataInputStream(new CipherInputStream(new FileInputStream(lastLogin), cipher));
+ } else {
+ dis = new DataInputStream(new FileInputStream(lastLogin));
+ }
+ this.userName.setText(dis.readUTF());
+ this.password.setText(dis.readUTF());
+ this.rememberBox.setState((this.password.getText().length() > 0));
+ dis.close();
+ } catch (Exception e) {
+ e.printStackTrace();
+ }
+ }
+
+ private void writeUsername() {
+ try {
+ DataOutputStream dos;
+ File lastLogin = new File(Util.getWorkingDirectory(), "lastlogin");
+
+ Cipher cipher = getCipher(1, "passwordfile");
+ if (cipher != null) {
+ dos = new DataOutputStream(new CipherOutputStream(new FileOutputStream(lastLogin), cipher));
+ } else {
+ dos = new DataOutputStream(new FileOutputStream(lastLogin));
+ }
+ dos.writeUTF(this.userName.getText());
+ dos.writeUTF(this.rememberBox.getState() ? this.password.getText() : "");
+ dos.close();
+ } catch (Exception e) {
+ e.printStackTrace();
+ }
+ }
+
+ private Cipher getCipher(int mode, String password) throws Exception {
+ Random random = new Random(43287234L);
+ byte[] salt = new byte[8];
+ random.nextBytes(salt);
+ PBEParameterSpec pbeParamSpec = new PBEParameterSpec(salt, 5);
+
+ SecretKey pbeKey = SecretKeyFactory.getInstance("PBEWithMD5AndDES").generateSecret(new PBEKeySpec(password.toCharArray()));
+ Cipher cipher = Cipher.getInstance("PBEWithMD5AndDES");
+ cipher.init(mode, pbeKey, pbeParamSpec);
+ return cipher;
+ }
+
+ public void update(Graphics g) {
+ paint(g);
+ }
+
+
+ public void paint(Graphics g2) {
+ int w = getWidth() / 2;
+ int h = getHeight() / 2;
+ if (this.img == null || this.img.getWidth() != w || this.img.getHeight() != h) {
+ this.img = createVolatileImage(w, h);
+ }
+
+ Graphics g = this.img.getGraphics();
+ for (int x = 0; x <= w / 32; x++) {
+ for (int y = 0; y <= h / 32; y++)
+ g.drawImage(this.bgImage, x * 32, y * 32, null);
+ }
+ g.setColor(Color.LIGHT_GRAY);
+
+
+ String msg = "Minecraft Launcher";
+ g.setFont(new Font(null, 1, 20));
+ FontMetrics fm = g.getFontMetrics();
+ g.drawString(msg, w / 2 - fm.stringWidth(msg) / 2, h / 2 - fm.getHeight() * 2);
+
+ g.dispose();
+ g2.drawImage(this.img, 0, 0, w * 2, h * 2, null);
+ }
+
+ private Panel buildLoginPanel() {
+ Panel panel = new Panel() {
+ private static final long serialVersionUID = 1L;
+ private final Insets insets = new Insets(12, 24, 16, 32);
+
+ public Insets getInsets() {
+ return this.insets;
+ }
+
+ public void update(Graphics g) {
+ paint(g);
+ }
+
+ public void paint(Graphics g) {
+ super.paint(g);
+ int hOffs = 0;
+
+ g.setColor(Color.BLACK);
+ g.drawRect(0, hOffs, getWidth() - 1, getHeight() - 1 - hOffs);
+ g.drawRect(1, 1 + hOffs, getWidth() - 3, getHeight() - 3 - hOffs);
+ g.setColor(Color.WHITE);
+
+ g.drawRect(2, 2 + hOffs, getWidth() - 5, getHeight() - 5 - hOffs);
+ }
+ };
+
+ panel.setBackground(Color.GRAY);
+ BorderLayout layout = new BorderLayout();
+ layout.setHgap(0);
+ layout.setVgap(8);
+ panel.setLayout(layout);
+
+
+ GridLayout gl1 = new GridLayout(0, 1);
+ GridLayout gl2 = new GridLayout(0, 1);
+ gl1.setVgap(2);
+ gl2.setVgap(2);
+ Panel titles = new Panel(gl1);
+ Panel values = new Panel(gl2);
+
+ titles.add(new Label("Username:", 2));
+ titles.add(new Label("Password:", 2));
+ titles.add(new Label("", 2));
+
+ this.password.setEchoChar('*');
+ values.add(this.userName);
+ values.add(this.password);
+ values.add(this.rememberBox);
+
+ panel.add(titles, "West");
+ panel.add(values, "Center");
+
+ Panel loginPanel = new Panel(new BorderLayout());
+
+ Panel registerPanel = new Panel(new BorderLayout());
+ try {
+ if (this.outdated) {
+ Label accountLink = new Label("You need to update the launcher!") {
+ private static final long serialVersionUID = 0L;
+
+ public void paint(Graphics g) {
+ super.paint(g);
+
+ int x = 0;
+ int y = 0;
+
+
+ FontMetrics fm = g.getFontMetrics();
+ int width = fm.stringWidth(getText());
+ int height = fm.getHeight();
+
+ if (getAlignment() == 0) {
+ x = 0;
+ } else if (getAlignment() == 1) {
+ x = (getBounds()).width / 2 - width / 2;
+ } else if (getAlignment() == 2) {
+ x = (getBounds()).width - width;
+ }
+ y = (getBounds()).height / 2 + height / 2 - 1;
+
+ g.drawLine(x + 2, y, x + width - 2, y);
+ }
+
+ public void update(Graphics g) {
+ paint(g);
+ }
+ };
+
+ accountLink.setCursor(Cursor.getPredefinedCursor(12));
+ accountLink.addMouseListener(new MouseAdapter() {
+ public void mousePressed(MouseEvent arg0) {
+ try {
+ Desktop.getDesktop().browse((new URL("http://www.minecraft.net/download.jsp")).toURI());
+ } catch (Exception e) {
+ e.printStackTrace();
+ }
+ }
+ });
+ accountLink.setForeground(Color.BLUE);
+ registerPanel.add(accountLink, "West");
+ registerPanel.add(new Panel(), "Center");
+ } else {
+ Label accountLink = new Label("Need account?") {
+ private static final long serialVersionUID = 0L;
+
+ public void paint(Graphics g) {
+ super.paint(g);
+
+ int x = 0;
+ int y = 0;
+
+
+ FontMetrics fm = g.getFontMetrics();
+ int width = fm.stringWidth(getText());
+ int height = fm.getHeight();
+
+ if (getAlignment() == 0) {
+ x = 0;
+ } else if (getAlignment() == 1) {
+ x = (getBounds()).width / 2 - width / 2;
+ } else if (getAlignment() == 2) {
+ x = (getBounds()).width - width;
+ }
+ y = (getBounds()).height / 2 + height / 2 - 1;
+
+ g.drawLine(x + 2, y, x + width - 2, y);
+ }
+
+ public void update(Graphics g) {
+ paint(g);
+ }
+ };
+
+ accountLink.setCursor(Cursor.getPredefinedCursor(12));
+ accountLink.addMouseListener(new MouseAdapter() {
+ public void mousePressed(MouseEvent arg0) {
+ try {
+ Desktop.getDesktop().browse((new URL("http://www.minecraft.net/register.jsp")).toURI());
+ } catch (Exception e) {
+ e.printStackTrace();
+ }
+ }
+ });
+ accountLink.setForeground(Color.BLUE);
+ registerPanel.add(accountLink, "West");
+ registerPanel.add(new Panel(), "Center");
+ }
+ } catch (Error error) {
+ }
+
+
+ loginPanel.add(registerPanel, "Center");
+ loginPanel.add(this.launchButton, "East");
+ panel.add(loginPanel, "South");
+
+ this.errorLabel.setFont(new Font(null, 2, 16));
+ this.errorLabel.setForeground(new Color(8388608));
+ panel.add(this.errorLabel, "North");
+
+
+ return panel;
+ }
+
+ private Panel buildOfflinePanel() {
+ Panel panel = new Panel() {
+ private static final long serialVersionUID = 1L;
+ private final Insets insets = new Insets(12, 24, 16, 32);
+
+ public Insets getInsets() {
+ return this.insets;
+ }
+
+ public void update(Graphics g) {
+ paint(g);
+ }
+
+ public void paint(Graphics g) {
+ super.paint(g);
+ int hOffs = 0;
+ g.setColor(Color.BLACK);
+ g.drawRect(0, hOffs, getWidth() - 1, getHeight() - 1 - hOffs);
+ g.drawRect(1, 1 + hOffs, getWidth() - 3, getHeight() - 3 - hOffs);
+ g.setColor(Color.WHITE);
+
+ g.drawRect(2, 2 + hOffs, getWidth() - 5, getHeight() - 5 - hOffs);
+ }
+ };
+
+ panel.setBackground(Color.GRAY);
+ BorderLayout layout = new BorderLayout();
+ panel.setLayout(layout);
+
+ Panel loginPanel = new Panel(new BorderLayout());
+ loginPanel.add(new Panel(), "Center");
+ panel.add(new Panel(), "Center");
+ loginPanel.add(this.retryButton, "East");
+ loginPanel.add(this.offlineButton, "West");
+
+ boolean canPlayOffline = this.launcherFrame.canPlayOffline(this.userName.getText());
+ this.offlineButton.setEnabled(canPlayOffline);
+ if (!canPlayOffline) {
+ panel.add(new Label("Play online once to enable offline"), "Center");
+ }
+ panel.add(loginPanel, "South");
+
+ this.errorLabel.setFont(new Font(null, 2, 16));
+ this.errorLabel.setForeground(new Color(8388608));
+ panel.add(this.errorLabel, "North");
+
+
+ return panel;
+ }
+
+ public void setError(String errorMessage) {
+ removeAll();
+ add(buildLoginPanel());
+ this.errorLabel.setText(errorMessage);
+ validate();
+ }
+
+ public void loginOk() {
+ writeUsername();
+ }
+
+ public void setNoNetwork() {
+ removeAll();
+ add(buildOfflinePanel());
+ validate();
+ }
+
+ public void checkAutologin() {
+ if (this.password.getText().length() > 0) {
+ this.launcherFrame.login(this.userName.getText(), this.password.getText());
+ }
+ }
+
+ public void setOutdated() {
+ this.outdated = true;
+ }
+}
generated by cgit v1.2.3 (git 2.25.1) at 2025-05-28 19:52:16 +0000