Merge remote-tracking branch 'remotes/origin/master' into issue-228-fixed

main/pom.xml

@@ -254,6 +254,7 @@
 				<artifactId>hamcrest-all</artifactId>
 				<version>${hamcrest.version}</version>
 			</dependency>
+
 		</dependencies>
 	</dependencyManagement>
 

main/ui/pom.xml

@@ -99,5 +99,12 @@
 			<groupId>org.cryptomator</groupId>
 			<artifactId>commons-test</artifactId>
 		</dependency>
+
+		<!-- Zxcvbn -->
+		<dependency>
+			<groupId>com.nulab-inc</groupId>
+			<artifactId>zxcvbn</artifactId>
+			<version>1.1.1</version>
+		</dependency>
 	</dependencies>
 </project>

main/ui/src/main/java/org/cryptomator/ui/controllers/ChangePasswordController.java

@@ -5,22 +5,35 @@
  *
  * Contributors:
  *     Sebastian Stenzel - initial API and implementation
+ *     Jean-Noël Charon - password strength meter
  *******************************************************************************/
 package org.cryptomator.ui.controllers;
 
 import java.io.IOException;
 import java.io.UncheckedIOException;
 import java.net.URL;
+import java.util.ArrayList;
+import java.util.List;
 import java.util.Optional;
 
 import javax.inject.Inject;
 import javax.inject.Singleton;
 
+import com.nulabinc.zxcvbn.Strength;
+import com.nulabinc.zxcvbn.Zxcvbn;
+import javafx.beans.property.IntegerProperty;
+import javafx.beans.property.SimpleIntegerProperty;
+import javafx.scene.control.Label;
+import javafx.scene.paint.Color;
+import javafx.scene.shape.Rectangle;
+import org.apache.commons.lang3.StringUtils;
 import org.cryptomator.crypto.engine.InvalidPassphraseException;
 import org.cryptomator.crypto.engine.UnsupportedVaultFormatException;
 import org.cryptomator.ui.controls.SecPasswordField;
 import org.cryptomator.ui.model.Vault;
 import org.cryptomator.ui.settings.Localization;
+import org.cryptomator.ui.util.PasswordStrengthUtil;
+import org.fxmisc.easybind.EasyBind;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -43,6 +56,7 @@ public class ChangePasswordController extends LocalizedFXMLViewController {
 	private final Application app;
 	final ObjectProperty<Vault> vault = new SimpleObjectProperty<>();
 	private Optional<ChangePasswordListener> listener = Optional.empty();
+	final IntegerProperty passwordStrength = new SimpleIntegerProperty(); // 0-4
 
 	@Inject
 	public ChangePasswordController(Application app, Localization localization) {
@@ -50,6 +64,9 @@ public class ChangePasswordController extends LocalizedFXMLViewController {
 		this.app = app;
 	}
 
+	@Inject
+	PasswordStrengthUtil strengthRater;
+
 	@FXML
 	private SecPasswordField oldPasswordField;
 
@@ -68,12 +85,24 @@ public class ChangePasswordController extends LocalizedFXMLViewController {
 	@FXML
 	private Hyperlink downloadsPageLink;
 
+	@FXML
+	private Label passwordStrengthLabel;
+
+	@FXML
+	private Rectangle passwordStrengthShape;
+
 	@Override
 	public void initialize() {
 		BooleanBinding oldPasswordIsEmpty = oldPasswordField.textProperty().isEmpty();
 		BooleanBinding newPasswordIsEmpty = newPasswordField.textProperty().isEmpty();
 		BooleanBinding passwordsDiffer = newPasswordField.textProperty().isNotEqualTo(retypePasswordField.textProperty());
 		changePasswordButton.disableProperty().bind(oldPasswordIsEmpty.or(newPasswordIsEmpty.or(passwordsDiffer)));
+		passwordStrength.bind(EasyBind.map(newPasswordField.textProperty(), strengthRater::computeRate));
+
+		passwordStrengthShape.widthProperty().bind(EasyBind.map(passwordStrength, strengthRater::getWidth));
+		passwordStrengthShape.fillProperty().bind(EasyBind.map(passwordStrength, strengthRater::getStrengthColor));
+		passwordStrengthShape.strokeWidthProperty().bind(EasyBind.map(passwordStrength, strengthRater::getStrokeWidth));
+		passwordStrengthLabel.textProperty().bind(EasyBind.map(passwordStrength, strengthRater::getStrengthDescription));
 	}
 
 	@Override

main/ui/src/main/java/org/cryptomator/ui/controllers/InitializeController.java

@@ -2,35 +2,42 @@
  * Copyright (c) 2014, 2016 Sebastian Stenzel
  * This file is licensed under the terms of the MIT license.
  * See the LICENSE.txt file for more info.
- * 
+ *
  * Contributors:
  *     Sebastian Stenzel - initial API and implementation
+ *     Jean-Noël Charon - password strength meter
  ******************************************************************************/
 package org.cryptomator.ui.controllers;
 
-import java.io.IOException;
-import java.io.UncheckedIOException;
-import java.net.URL;
-import java.nio.file.FileAlreadyExistsException;
-import java.util.Optional;
-
-import javax.inject.Inject;
-import javax.inject.Singleton;
-
-import org.cryptomator.ui.controls.SecPasswordField;
-import org.cryptomator.ui.model.Vault;
-import org.cryptomator.ui.settings.Localization;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
 import javafx.application.Platform;
 import javafx.beans.binding.BooleanBinding;
-import javafx.beans.property.ObjectProperty;
-import javafx.beans.property.SimpleObjectProperty;
+import javafx.beans.property.*;
 import javafx.event.ActionEvent;
 import javafx.fxml.FXML;
 import javafx.scene.control.Button;
 import javafx.scene.control.Label;
+import javafx.scene.paint.Color;
+import javafx.scene.shape.Rectangle;
+import org.apache.commons.lang3.StringUtils;
+import org.cryptomator.ui.controls.SecPasswordField;
+import org.cryptomator.ui.model.Vault;
+import org.cryptomator.ui.settings.Localization;
+import org.cryptomator.ui.util.PasswordStrengthUtil;
+import org.fxmisc.easybind.EasyBind;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import javax.inject.Inject;
+import javax.inject.Singleton;
+import java.io.IOException;
+import java.io.UncheckedIOException;
+import java.net.URL;
+import java.nio.file.FileAlreadyExistsException;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Optional;
+
+import com.nulabinc.zxcvbn.*;
 
 @Singleton
 public class InitializeController extends LocalizedFXMLViewController {
@@ -39,12 +46,16 @@ public class InitializeController extends LocalizedFXMLViewController {
 
 	final ObjectProperty<Vault> vault = new SimpleObjectProperty<>();
 	private Optional<InitializationListener> listener = Optional.empty();
+	final IntegerProperty passwordStrength = new SimpleIntegerProperty(); // 0-4
 
 	@Inject
 	public InitializeController(Localization localization) {
 		super(localization);
 	}
 
+	@Inject
+	PasswordStrengthUtil strengthRater;
+
 	@FXML
 	private SecPasswordField passwordField;
 
@@ -57,11 +68,23 @@ public class InitializeController extends LocalizedFXMLViewController {
 	@FXML
 	private Label messageLabel;
 
+	@FXML
+	private Label passwordStrengthLabel;
+
+	@FXML
+	private Rectangle passwordStrengthShape;
+
 	@Override
 	public void initialize() {
 		BooleanBinding passwordIsEmpty = passwordField.textProperty().isEmpty();
 		BooleanBinding passwordsDiffer = passwordField.textProperty().isNotEqualTo(retypePasswordField.textProperty());
 		okButton.disableProperty().bind(passwordIsEmpty.or(passwordsDiffer));
+		passwordStrength.bind(EasyBind.map(passwordField.textProperty(), strengthRater::computeRate));
+
+		passwordStrengthShape.widthProperty().bind(EasyBind.map(passwordStrength, strengthRater::getWidth));
+		passwordStrengthShape.fillProperty().bind(EasyBind.map(passwordStrength, strengthRater::getStrengthColor));
+		passwordStrengthShape.strokeWidthProperty().bind(EasyBind.map(passwordStrength, strengthRater::getStrokeWidth));
+		passwordStrengthLabel.textProperty().bind(EasyBind.map(passwordStrength, strengthRater::getStrengthDescription));
 	}
 
 	@Override

main/ui/src/main/java/org/cryptomator/ui/controllers/WelcomeController.java

@@ -154,6 +154,7 @@ public class WelcomeController extends LocalizedFXMLViewController {
 			Platform.runLater(() -> {
 				this.updateLink.setText(msg);
 				this.updateLink.setVisible(true);
+				this.updateLink.setDisable(false);
 			});
 		}
 	}

main/ui/src/main/java/org/cryptomator/ui/util/PasswordStrengthUtil.java

@@ -0,0 +1,112 @@
+/*******************************************************************************
+ * Copyright (c) 2016 Sebastian Stenzel and others.
+ * This file is licensed under the terms of the MIT license.
+ * See the LICENSE.txt file for more info.
+ *
+ * Contributors:
+ *     Jean-Noël Charon - initial API and implementation
+ *******************************************************************************/
+package org.cryptomator.ui.util;
+
+import com.nulabinc.zxcvbn.Zxcvbn;
+import javafx.beans.property.IntegerProperty;
+import javafx.scene.paint.Color;
+import org.apache.commons.lang3.StringUtils;
+import org.cryptomator.ui.settings.Localization;
+
+import javax.inject.Inject;
+import javax.inject.Singleton;
+import java.util.ArrayList;
+import java.util.List;
+
+@Singleton
+public class PasswordStrengthUtil {
+
+    private final Zxcvbn zxcvbn;
+    private final List<String> sanitizedInputs;
+    private final Localization localization;
+
+    @Inject
+    public PasswordStrengthUtil(Localization localization){
+        this.localization = localization;
+        this.zxcvbn = new Zxcvbn();
+        this.sanitizedInputs = new ArrayList<>();
+        this.sanitizedInputs.add("cryptomator");
+    }
+
+    public int computeRate(String password) {
+        if (StringUtils.isEmpty(password)) {
+            return -1;
+        } else {
+            return zxcvbn.measure(password, sanitizedInputs).getScore();
+        }
+    }
+
+    public Color getStrengthColor(Number score) {
+        Color strengthColor = Color.web("#FF0000");
+        switch (score.intValue()) {
+            case 0:
+                strengthColor = Color.web("#FF0000");
+                break;
+            case 1:
+                strengthColor = Color.web("#FF8000");
+                break;
+            case 2:
+                strengthColor = Color.web("#FFBF00");
+                break;
+            case 3:
+                strengthColor = Color.web("#FFFF00");
+                break;
+            case 4:
+                strengthColor = Color.web("#BFFF00");
+                break;
+            default:
+                strengthColor = Color.web("#FF0000");
+                break;
+        }
+        return strengthColor;
+    }
+
+    public int getWidth(Number score) {
+        int width = 0;
+        switch (score.intValue()) {
+            case 0:
+                width += 5;
+                break;
+            case 1:
+                width += 25;
+                break;
+            case 2:
+                width += 50;
+                break;
+            case 3:
+                width += 75;
+                break;
+            case 4:
+                width = 100;
+                break;
+            default:
+                width = 0;
+                break;
+        }
+        return Math.round(width*2.23f);
+    }
+
+    public float getStrokeWidth(Number score) {
+        if (score.intValue() >= 0) {
+            return 0.5f;
+        } else {
+            return 0;
+        }
+    }
+
+    public String getStrengthDescription(Number score) {
+        if (score.intValue() >= 0) {
+            return String.format(localization.getString("initialize.messageLabel.passwordStrength"),
+                    localization.getString("initialize.messageLabel.passwordStrength." + score.intValue()));
+        } else {
+            return "";
+        }
+    }
+
+}

main/ui/src/main/resources/fxml/change_password.fxml

@@ -6,6 +6,7 @@
   
   Contributors:
       Sebastian Stenzel - initial API and implementation
+      Jean-Noël Charon - password strength meter
 -->
 <?import java.net.URL?>
 <?import java.lang.String?>
@@ -22,6 +23,7 @@
 <?import javafx.scene.text.Text?>
 
 
+<?import javafx.scene.shape.Rectangle?>
 <GridPane vgap="12.0" hgap="12.0" prefWidth="400.0" xmlns:fx="http://javafx.com/fxml" cacheShape="true" cache="true">
 	<padding>
 		<Insets top="24.0" right="12.0" bottom="24.0" left="12.0" />
@@ -44,12 +46,18 @@
 		<!-- Row 2 -->
 		<Label text="%changePassword.label.retypePassword" GridPane.rowIndex="2" GridPane.columnIndex="0" cacheShape="true" cache="true" />
 		<SecPasswordField fx:id="retypePasswordField" GridPane.rowIndex="2" GridPane.columnIndex="1" GridPane.hgrow="ALWAYS" maxWidth="Infinity" cacheShape="true" cache="true" />
-		
+
 		<!-- Row 3 -->
-		<Button fx:id="changePasswordButton" text="%changePassword.button.change" defaultButton="true" GridPane.rowIndex="3" GridPane.columnIndex="0" GridPane.columnSpan="2" GridPane.halignment="RIGHT" prefWidth="150.0" onAction="#didClickChangePasswordButton" disable="true" cacheShape="true" cache="true"/>
-		
+		<Label fx:id="passwordStrengthLabel" cache="true" cacheShape="true" text="" GridPane.columnIndex="1" GridPane.rowIndex="3" />
+
 		<!-- Row 4 -->
-		<TextFlow GridPane.rowIndex="4" GridPane.columnIndex="0" GridPane.columnSpan="2" cacheShape="true" cache="true">
+		<Rectangle fx:id="passwordStrengthShape" width="0" height="15" GridPane.columnIndex="1" GridPane.rowIndex="4" fill="#FF0000" stroke="grey" strokeWidth="0" />
+
+		<!-- Row 5 -->
+		<Button fx:id="changePasswordButton" text="%changePassword.button.change" defaultButton="true" GridPane.rowIndex="5" GridPane.columnIndex="0" GridPane.columnSpan="2" GridPane.halignment="RIGHT" prefWidth="150.0" onAction="#didClickChangePasswordButton" disable="true" cacheShape="true" cache="true"/>
+		
+		<!-- Row 6 -->
+		<TextFlow GridPane.rowIndex="6" GridPane.columnIndex="5" GridPane.columnSpan="2" cacheShape="true" cache="true">
 			<children>
 				<Text  fx:id="messageText" cache="true" />
 				<Hyperlink fx:id="downloadsPageLink" text="%changePassword.label.downloadsPageLink" visible="false" onAction="#didClickDownloadsLink" cacheShape="true" cache="true" />

main/ui/src/main/resources/fxml/initialize.fxml

@@ -1,4 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
+
 <!--
   Copyright (c) 2014 Sebastian Stenzel
   This file is licensed under the terms of the MIT license.
@@ -6,15 +7,21 @@
   
   Contributors:
       Sebastian Stenzel - initial API and implementation
+      Jean-Noël Charon - password strength meter
 -->
+
+<?import java.lang.*?>
 <?import java.net.URL?>
 <?import javafx.scene.layout.HBox?>
-<?import org.cryptomator.ui.controls.SecPasswordField?>
 <?import javafx.scene.control.Button?>
 <?import javafx.scene.layout.GridPane?>
 <?import javafx.geometry.Insets?>
 <?import javafx.scene.layout.ColumnConstraints?>
 <?import javafx.scene.control.Label?>
+<?import javafx.scene.control.ProgressBar?>
+<?import javafx.scene.control.ProgressIndicator?>
+<?import org.cryptomator.ui.controls.SecPasswordField?>
+<?import javafx.scene.shape.Rectangle?>
 
 <GridPane vgap="12.0" hgap="12.0" prefWidth="400.0" xmlns:fx="http://javafx.com/fxml" cacheShape="true" cache="true">
 	<padding>
@@ -30,17 +37,22 @@
 		<!-- Row 0 -->
 		<Label GridPane.rowIndex="0" GridPane.columnIndex="0" text="%initialize.label.password" cacheShape="true" cache="true" />
 		<SecPasswordField fx:id="passwordField" GridPane.rowIndex="0" GridPane.columnIndex="1" cacheShape="true" cache="true" />
-		
+
 		<!-- Row 1 -->
 		<Label GridPane.rowIndex="1" GridPane.columnIndex="0" text="%initialize.label.retypePassword" cacheShape="true" cache="true" />
 		<SecPasswordField fx:id="retypePasswordField" GridPane.rowIndex="1" GridPane.columnIndex="1" cacheShape="true" cache="true" />
-		
+
 		<!-- Row 2 -->
-		<Button fx:id="okButton" defaultButton="true" GridPane.rowIndex="2" GridPane.columnIndex="0" GridPane.columnSpan="2" GridPane.halignment="RIGHT" text="%initialize.button.ok" prefWidth="150.0" onAction="#initializeVault" focusTraversable="false" disable="true" cacheShape="true" cache="true" />
-				
+		<Label fx:id="passwordStrengthLabel" cache="true" cacheShape="true" text="" GridPane.columnIndex="1" GridPane.rowIndex="2" />
+
+		<!-- Row 2 -->
+		<Rectangle fx:id="passwordStrengthShape" width="0" height="15" GridPane.columnIndex="1" GridPane.rowIndex="3" fill="#FF0000" stroke="grey" strokeWidth="0" />
+
 		<!-- Row 3 -->
-		<Label fx:id="messageLabel" GridPane.rowIndex="3" GridPane.columnIndex="0" GridPane.columnSpan="2" cacheShape="true" cache="true" />
-	</children>
-</GridPane>
+		<Button fx:id="okButton" cache="true" cacheShape="true" defaultButton="true" disable="true" focusTraversable="false" onAction="#initializeVault" prefWidth="150.0" text="%initialize.button.ok" GridPane.columnIndex="0" GridPane.columnSpan="2" GridPane.halignment="RIGHT" GridPane.rowIndex="4" />
 
+		<!-- Row 4 -->
+		<Label fx:id="messageLabel" cache="true" cacheShape="true" GridPane.columnIndex="0" GridPane.columnSpan="2" GridPane.rowIndex="5" />
 
+	</children>
+</GridPane>

main/ui/src/main/resources/fxml/welcome.fxml

@@ -25,7 +25,7 @@
 			<Label fx:id="checkForUpdatesStatus" cacheShape="true" cache="true" />
 			<ProgressIndicator fx:id="checkForUpdatesIndicator" progress="-1" prefWidth="15.0" prefHeight="15.0" cacheShape="true" cache="true" cacheHint="SPEED" />
 		</HBox>
-		<Hyperlink alignment="CENTER" fx:id="updateLink" onAction="#didClickUpdateLink" cacheShape="true" cache="true" />
+		<Hyperlink alignment="CENTER" fx:id="updateLink" onAction="#didClickUpdateLink" cacheShape="true" cache="true" disable="true" />
 	</VBox>
 	
 	<ImageView fitHeight="200.0" preserveRatio="true" smooth="false" cache="true" style="-fx-background-color: green;">

main/ui/src/main/resources/localization/en.txt

@@ -27,6 +27,12 @@ initialize.label.retypePassword=Retype password
 initialize.button.ok=Create vault
 initialize.messageLabel.alreadyInitialized=Vault already initialized
 initialize.messageLabel.initializationFailed=Could not initialize vault. See logfile for details.
+initialize.messageLabel.passwordStrength=Password Strength: %s
+initialize.messageLabel.passwordStrength.0=Weak
+initialize.messageLabel.passwordStrength.1=Fair
+initialize.messageLabel.passwordStrength.2=Good
+initialize.messageLabel.passwordStrength.3=Strong
+initialize.messageLabel.passwordStrength.4=Very strong
 
 # notfound.fxml
 notfound.label=Vault couldn't be found. Has it been moved?