mirror of
https://github.com/sparrowwallet/sparrow.git
synced 2024-12-24 12:46:45 +00:00
recommend backup of output descriptor when saving new multisig wallets
This commit is contained in:
Craig Raw
parent
1f67692727
commit
2b4d3fac6c
6 changed files with 204 additions and 69 deletions
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@ -1,28 +1,13 @@
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package com.sparrowwallet.sparrow.control;
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import com.lowagie.text.*;
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import com.lowagie.text.Font;
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import com.lowagie.text.Image;
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import com.lowagie.text.pdf.PdfWriter;
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import com.sparrowwallet.hummingbird.UR;
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import com.sparrowwallet.hummingbird.UREncoder;
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import com.sparrowwallet.sparrow.AppServices;
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import javafx.embed.swing.SwingFXUtils;
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import com.sparrowwallet.sparrow.glyphfont.FontAwesome5;
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import com.sparrowwallet.sparrow.io.PdfUtils;
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import javafx.event.ActionEvent;
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import javafx.scene.control.*;
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import javafx.scene.control.Button;
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import javafx.stage.FileChooser;
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import javafx.stage.Stage;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.awt.*;
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import java.io.File;
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import java.io.FileOutputStream;
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public class DescriptorQRDisplayDialog extends QRDisplayDialog {
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private static final Logger log = LoggerFactory.getLogger(DescriptorQRDisplayDialog.class);
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public DescriptorQRDisplayDialog(String walletName, String outputDescriptor, UR ur) {
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super(ur);
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@ -31,43 +16,11 @@ public class DescriptorQRDisplayDialog extends QRDisplayDialog {
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dialogPane.getButtonTypes().add(pdfButtonType);
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Button pdfButton = (Button)dialogPane.lookupButton(pdfButtonType);
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pdfButton.setGraphicTextGap(5);
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pdfButton.setGraphic(getGlyph(FontAwesome5.Glyph.FILE_PDF));
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pdfButton.addEventFilter(ActionEvent.ACTION, event -> {
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savePdf(walletName, outputDescriptor, ur);
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PdfUtils.saveOutputDescriptor(walletName, outputDescriptor, ur);
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event.consume();
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});
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}
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private void savePdf(String walletName, String outputDescriptor, UR ur) {
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Stage window = new Stage();
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FileChooser fileChooser = new FileChooser();
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fileChooser.setTitle("Save PDF");
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fileChooser.setInitialFileName(walletName + ".pdf");
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AppServices.moveToActiveWindowScreen(window, 800, 450);
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File file = fileChooser.showSaveDialog(window);
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if(file != null) {
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try(Document document = new Document()) {
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document.setMargins(36, 36, 48, 36);
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PdfWriter.getInstance(document, new FileOutputStream(file));
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document.open();
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Font titleFont = FontFactory.getFont(FontFactory.HELVETICA_BOLD, 16, Color.BLACK);
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Chunk title = new Chunk("Output descriptor for " + walletName, titleFont);
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document.add(title);
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UREncoder urEncoder = new UREncoder(ur, 2000, 10, 0);
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String fragment = urEncoder.nextPart();
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if(urEncoder.isSinglePart()) {
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Image image = Image.getInstance(SwingFXUtils.fromFXImage(getQrCode(fragment), null), Color.WHITE);
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document.add(image);
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}
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Font descriptorFont = FontFactory.getFont(FontFactory.COURIER, 14, Color.BLACK);
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Paragraph descriptor = new Paragraph(outputDescriptor, descriptorFont);
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document.add(descriptor);
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} catch(Exception e) {
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log.error("Error creating descriptor PDF", e);
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AppServices.showErrorDialog("Error creating PDF", e.getMessage());
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}
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}
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}
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}
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@ -244,11 +244,11 @@ public class QRDisplayDialog extends Dialog<UR> {
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legacy.setGraphic(getGlyph(FontAwesome5.Glyph.BAN));
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}
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}
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}
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private Glyph getGlyph(FontAwesome5.Glyph glyphName) {
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protected static Glyph getGlyph(FontAwesome5.Glyph glyphName) {
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Glyph glyph = new Glyph(FontAwesome5.FONT_NAME, glyphName);
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glyph.setFontSize(11);
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return glyph;
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}
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}
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}
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@ -38,6 +38,7 @@ public class FontAwesome5 extends GlyphFont {
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FEATHER_ALT('\uf56b'),
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FILE_CSV('\uf6dd'),
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FILE_IMPORT('\uf56f'),
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FILE_PDF('\uf1c1'),
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HAND_HOLDING('\uf4bd'),
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HAND_HOLDING_MEDICAL('\ue05c'),
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HAND_HOLDING_WATER('\uf4c1'),
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75
src/main/java/com/sparrowwallet/sparrow/io/PdfUtils.java
Normal file
75
src/main/java/com/sparrowwallet/sparrow/io/PdfUtils.java
Normal file
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@ -0,0 +1,75 @@
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package com.sparrowwallet.sparrow.io;
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import com.google.zxing.BarcodeFormat;
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import com.google.zxing.WriterException;
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import com.google.zxing.client.j2se.MatrixToImageConfig;
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import com.google.zxing.client.j2se.MatrixToImageWriter;
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import com.google.zxing.common.BitMatrix;
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import com.google.zxing.qrcode.QRCodeWriter;
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import com.lowagie.text.*;
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import com.lowagie.text.Font;
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import com.lowagie.text.Image;
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import com.lowagie.text.pdf.PdfWriter;
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import com.sparrowwallet.hummingbird.UR;
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import com.sparrowwallet.hummingbird.UREncoder;
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import com.sparrowwallet.sparrow.AppServices;
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import javafx.embed.swing.SwingFXUtils;
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import javafx.stage.FileChooser;
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import javafx.stage.Stage;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.awt.*;
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import java.io.*;
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public class PdfUtils {
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private static final Logger log = LoggerFactory.getLogger(PdfUtils.class);
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private static final int QR_WIDTH = 480;
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private static final int QR_HEIGHT = 480;
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public static void saveOutputDescriptor(String walletName, String outputDescriptor, UR ur) {
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Stage window = new Stage();
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FileChooser fileChooser = new FileChooser();
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fileChooser.setTitle("Save PDF");
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fileChooser.setInitialFileName(walletName + ".pdf");
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AppServices.moveToActiveWindowScreen(window, 800, 450);
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File file = fileChooser.showSaveDialog(window);
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if(file != null) {
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try(Document document = new Document()) {
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document.setMargins(36, 36, 48, 36);
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PdfWriter.getInstance(document, new FileOutputStream(file));
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document.open();
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Font titleFont = FontFactory.getFont(FontFactory.HELVETICA_BOLD, 16, Color.BLACK);
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Chunk title = new Chunk("Output descriptor for " + walletName, titleFont);
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document.add(title);
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UREncoder urEncoder = new UREncoder(ur, 2000, 10, 0);
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String fragment = urEncoder.nextPart();
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if(urEncoder.isSinglePart()) {
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Image image = Image.getInstance(SwingFXUtils.fromFXImage(getQrCode(fragment), null), Color.WHITE);
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document.add(image);
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}
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Font descriptorFont = FontFactory.getFont(FontFactory.COURIER, 14, Color.BLACK);
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Paragraph descriptor = new Paragraph(outputDescriptor, descriptorFont);
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document.add(descriptor);
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} catch(Exception e) {
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log.error("Error creating descriptor PDF", e);
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AppServices.showErrorDialog("Error creating PDF", e.getMessage());
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}
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}
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}
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private static javafx.scene.image.Image getQrCode(String fragment) throws IOException, WriterException {
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QRCodeWriter qrCodeWriter = new QRCodeWriter();
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BitMatrix qrMatrix = qrCodeWriter.encode(fragment, BarcodeFormat.QR_CODE, QR_WIDTH, QR_HEIGHT);
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ByteArrayOutputStream baos = new ByteArrayOutputStream();
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MatrixToImageWriter.writeToStream(qrMatrix, "PNG", baos, new MatrixToImageConfig());
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ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
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return new javafx.scene.image.Image(bais);
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}
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}
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@ -0,0 +1,90 @@
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package com.sparrowwallet.sparrow.wallet;
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import com.sparrowwallet.drongo.wallet.Wallet;
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import com.sparrowwallet.hummingbird.UR;
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import com.sparrowwallet.sparrow.AppServices;
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import com.sparrowwallet.sparrow.glyphfont.FontAwesome5;
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import com.sparrowwallet.sparrow.io.PdfUtils;
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import javafx.scene.Node;
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import javafx.scene.control.*;
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import javafx.scene.layout.HBox;
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import javafx.scene.layout.Priority;
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import org.controlsfx.glyphfont.Glyph;
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public class MultisigBackupDialog extends Dialog<String> {
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private final Wallet wallet;
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private final String descriptor;
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private final UR ur;
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private final TextArea textArea;
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public MultisigBackupDialog(Wallet wallet, String descriptor, UR ur) {
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this.wallet = wallet;
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this.descriptor = descriptor;
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this.ur = ur;
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setTitle("Backup Multisig Wallet?");
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DialogPane dialogPane = new MultisigBackupDialogPane();
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dialogPane.setHeaderText("To restore this multisig wallet, you need at least " + wallet.getDefaultPolicy().getNumSignaturesRequired() + " seeds and ALL of the xpubs!\n" +
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"It is recommended to backup either this wallet file, or the wallet output descriptor.\n\n" +
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"The wallet output descriptor contains all the xpubs and is shown below.\n" +
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"Alternatively, use the Export button below to export the Sparrow wallet file.");
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setDialogPane(dialogPane);
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dialogPane.getStyleClass().addAll("alert", "warning");
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HBox hbox = new HBox();
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this.textArea = new TextArea(descriptor);
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this.textArea.setMaxWidth(Double.MAX_VALUE);
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this.textArea.setWrapText(true);
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this.textArea.getStyleClass().add("fixed-width");
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this.textArea.setEditable(false);
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hbox.getChildren().add(textArea);
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HBox.setHgrow(this.textArea, Priority.ALWAYS);
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dialogPane.setContent(hbox);
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dialogPane.getStylesheets().add(AppServices.class.getResource("general.css").toExternalForm());
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AppServices.setStageIcon(dialogPane.getScene().getWindow());
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dialogPane.getStyleClass().add("text-input-dialog");
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dialogPane.getButtonTypes().add(ButtonType.OK);
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final ButtonType qrButtonType = new javafx.scene.control.ButtonType("Save PDF...", ButtonBar.ButtonData.LEFT);
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dialogPane.getButtonTypes().add(qrButtonType);
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dialogPane.setPrefWidth(700);
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dialogPane.setPrefHeight(350);
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AppServices.moveToActiveWindowScreen(this);
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}
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private class MultisigBackupDialogPane extends DialogPane {
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@Override
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protected Node createButton(ButtonType buttonType) {
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Node button;
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if(buttonType.getButtonData() == ButtonBar.ButtonData.LEFT) {
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Button pdfButton = new Button(buttonType.getText());
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pdfButton.setGraphicTextGap(5);
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pdfButton.setGraphic(getGlyph(FontAwesome5.Glyph.FILE_PDF));
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final ButtonBar.ButtonData buttonData = buttonType.getButtonData();
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ButtonBar.setButtonData(pdfButton, buttonData);
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pdfButton.setOnAction(event -> {
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PdfUtils.saveOutputDescriptor(wallet.getFullDisplayName(), descriptor, ur);
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});
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button = pdfButton;
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} else {
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button = super.createButton(buttonType);
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}
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return button;
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}
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private Glyph getGlyph(FontAwesome5.Glyph glyphName) {
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Glyph glyph = new Glyph(FontAwesome5.FONT_NAME, glyphName);
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glyph.setFontSize(11);
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return glyph;
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}
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}
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}
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@ -217,7 +217,16 @@ public class SettingsController extends WalletFormController implements Initiali
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apply.setOnAction(event -> {
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revert.setDisable(true);
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apply.setDisable(true);
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boolean addressChange = ((SettingsWalletForm)walletForm).isAddressChange();
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saveWallet(false, false);
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Wallet wallet = walletForm.getWallet();
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if(wallet.getPolicyType() == PolicyType.MULTI && wallet.getDefaultPolicy().getNumSignaturesRequired() < wallet.getKeystores().size() && addressChange) {
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String outputDescriptor = OutputDescriptor.getOutputDescriptor(wallet, KeyPurpose.DEFAULT_PURPOSES, null).toString(true);
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CryptoOutput cryptoOutput = getCryptoOutput(wallet);
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MultisigBackupDialog dialog = new MultisigBackupDialog(wallet, outputDescriptor, cryptoOutput.toUR());
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dialog.showAndWait();
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}
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});
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setFieldsFromWallet(walletForm.getWallet());
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@ -325,18 +334,8 @@ public class SettingsController extends WalletFormController implements Initiali
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}
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OutputDescriptor outputDescriptor = OutputDescriptor.getOutputDescriptor(walletForm.getWallet(), KeyPurpose.DEFAULT_PURPOSES, null);
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List<ScriptExpression> scriptExpressions = getScriptExpressions(walletForm.getWallet().getScriptType());
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CryptoOutput cryptoOutput;
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if(walletForm.getWallet().getPolicyType() == PolicyType.SINGLE) {
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cryptoOutput = new CryptoOutput(scriptExpressions, getCryptoHDKey(walletForm.getWallet().getKeystores().get(0)));
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} else if(walletForm.getWallet().getPolicyType() == PolicyType.MULTI) {
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List<CryptoHDKey> cryptoHDKeys = walletForm.getWallet().getKeystores().stream().map(this::getCryptoHDKey).collect(Collectors.toList());
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MultiKey multiKey = new MultiKey(walletForm.getWallet().getDefaultPolicy().getNumSignaturesRequired(), null, cryptoHDKeys);
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List<ScriptExpression> multiScriptExpressions = new ArrayList<>(scriptExpressions);
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multiScriptExpressions.add(ScriptExpression.SORTED_MULTISIG);
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cryptoOutput = new CryptoOutput(multiScriptExpressions, multiKey);
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} else {
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CryptoOutput cryptoOutput = getCryptoOutput(walletForm.getWallet());
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if(cryptoOutput == null) {
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AppServices.showErrorDialog("Unsupported Wallet Policy", "Cannot show a descriptor for this wallet.");
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return;
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}
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@ -346,6 +345,23 @@ public class SettingsController extends WalletFormController implements Initiali
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qrDisplayDialog.showAndWait();
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}
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private CryptoOutput getCryptoOutput(Wallet wallet) {
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List<ScriptExpression> scriptExpressions = getScriptExpressions(wallet.getScriptType());
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CryptoOutput cryptoOutput = null;
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if(wallet.getPolicyType() == PolicyType.SINGLE) {
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cryptoOutput = new CryptoOutput(scriptExpressions, getCryptoHDKey(wallet.getKeystores().get(0)));
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} else if(wallet.getPolicyType() == PolicyType.MULTI) {
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List<CryptoHDKey> cryptoHDKeys = wallet.getKeystores().stream().map(this::getCryptoHDKey).collect(Collectors.toList());
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MultiKey multiKey = new MultiKey(wallet.getDefaultPolicy().getNumSignaturesRequired(), null, cryptoHDKeys);
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List<ScriptExpression> multiScriptExpressions = new ArrayList<>(scriptExpressions);
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multiScriptExpressions.add(ScriptExpression.SORTED_MULTISIG);
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cryptoOutput = new CryptoOutput(multiScriptExpressions, multiKey);
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}
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return cryptoOutput;
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}
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private List<ScriptExpression> getScriptExpressions(ScriptType scriptType) {
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if(scriptType == ScriptType.P2PK) {
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return List.of(ScriptExpression.PUBLIC_KEY);
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