add specter diy keystore import

2026-08-10 08:37:05 +00:00 · 2020-12-09 17:16:44 +02:00
parent ccead92388
commit 582065e7f0
10 changed files with 105 additions and 16 deletions
@@ -0,0 +1,101 @@
+package com.sparrowwallet.sparrow.io;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.sparrowwallet.drongo.OutputDescriptor;
+import com.sparrowwallet.drongo.wallet.InvalidWalletException;
+import com.sparrowwallet.drongo.wallet.Wallet;
+import com.sparrowwallet.drongo.wallet.WalletModel;
+
+import java.io.File;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.io.OutputStream;
+import java.nio.charset.StandardCharsets;
+
+public class SpecterDesktop implements WalletImport, WalletExport {
+    @Override
+    public void exportWallet(Wallet wallet, OutputStream outputStream) throws ExportException {
+        try {
+            SpecterWallet specterWallet = new SpecterWallet();
+            specterWallet.label = wallet.getName();
+            specterWallet.blockheight = wallet.getStoredBlockHeight();
+            specterWallet.descriptor = OutputDescriptor.getOutputDescriptor(wallet).toString(true);
+
+            Gson gson = new GsonBuilder().setPrettyPrinting().disableHtmlEscaping().create();
+            String json = gson.toJson(specterWallet);
+            outputStream.write(json.getBytes(StandardCharsets.UTF_8));
+            outputStream.flush();
+            outputStream.close();
+        } catch(Exception e) {
+            throw new ExportException(e);
+        }
+    }
+
+    @Override
+    public String getWalletExportDescription() {
+        return "Export a Specter wallet that can be read by Specter Desktop using Add new wallet > Import from wallet software";
+    }
+
+    @Override
+    public String getExportFileExtension() {
+        return "json";
+    }
+
+    @Override
+    public String getWalletImportDescription() {
+        return "Import a Specter wallet created by using the Wallets > Settings > Export to Wallet Software in Specter Desktop";
+    }
+
+    @Override
+    public Wallet importWallet(InputStream inputStream, String password) throws ImportException {
+        try {
+            Gson gson = new Gson();
+            SpecterWallet specterWallet = gson.fromJson(new InputStreamReader(inputStream), SpecterWallet.class);
+
+            if(specterWallet.descriptor != null) {
+                OutputDescriptor outputDescriptor = OutputDescriptor.getOutputDescriptor(specterWallet.descriptor);
+                Wallet wallet = outputDescriptor.toWallet();
+                wallet.setName(specterWallet.label);
+
+                try {
+                    wallet.checkWallet();
+                } catch(InvalidWalletException e) {
+                    throw new ImportException("Imported Specter wallet was invalid: " + e.getMessage());
+                }
+
+                return wallet;
+            }
+        } catch(Exception e) {
+            throw new ImportException(e);
+        }
+
+        throw new ImportException("File was not a valid Specter Desktop wallet");
+    }
+
+    @Override
+    public boolean isEncrypted(File file) {
+        return false;
+    }
+
+    @Override
+    public boolean isWalletImportScannable() {
+        return true;
+    }
+
+    @Override
+    public String getName() {
+        return "Specter Desktop";
+    }
+
+    @Override
+    public WalletModel getWalletModel() {
+        return WalletModel.SPECTER_DESKTOP;
+    }
+
+    public static class SpecterWallet {
+        public String label;
+        public Integer blockheight;
+        public String descriptor;
+    }
+}