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-rw-r--r--src/org/thialfihar/android/apg/DecryptActivity.java598
-rw-r--r--src/org/thialfihar/android/apg/DecryptFileActivity.java346
-rw-r--r--src/org/thialfihar/android/apg/DecryptMessageActivity.java288
-rw-r--r--src/org/thialfihar/android/apg/Id.java1
-rw-r--r--src/org/thialfihar/android/apg/MailListActivity.java2
-rw-r--r--src/org/thialfihar/android/apg/MainActivity.java10
6 files changed, 607 insertions, 638 deletions
diff --git a/src/org/thialfihar/android/apg/DecryptActivity.java b/src/org/thialfihar/android/apg/DecryptActivity.java
new file mode 100644
index 000000000..1d3510c5a
--- /dev/null
+++ b/src/org/thialfihar/android/apg/DecryptActivity.java
@@ -0,0 +1,598 @@
+/*
+ * Copyright (C) 2010 Thialfihar <thi@thialfihar.org>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.thialfihar.android.apg;
+
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.security.Security;
+import java.security.SignatureException;
+import java.util.regex.Matcher;
+
+import org.bouncycastle2.jce.provider.BouncyCastleProvider;
+import org.bouncycastle2.openpgp.PGPException;
+import org.bouncycastle2.util.Strings;
+import org.openintents.intents.FileManager;
+
+import android.app.Dialog;
+import android.content.ActivityNotFoundException;
+import android.content.Intent;
+import android.net.Uri;
+import android.os.Bundle;
+import android.os.Message;
+import android.text.ClipboardManager;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.view.animation.AnimationUtils;
+import android.widget.Button;
+import android.widget.CheckBox;
+import android.widget.EditText;
+import android.widget.ImageButton;
+import android.widget.ImageView;
+import android.widget.LinearLayout;
+import android.widget.TextView;
+import android.widget.Toast;
+import android.widget.ViewFlipper;
+
+public class DecryptActivity extends BaseActivity {
+ private long mSignatureKeyId = 0;
+
+ private String mReplyTo = null;
+ private String mSubject = null;
+ private boolean mSignedOnly = false;
+ private boolean mAssumeSymmetricEncryption = false;
+
+ private EditText mMessage = null;
+ private LinearLayout mSignatureLayout = null;
+ private ImageView mSignatureStatusImage = null;
+ private TextView mUserId = null;
+ private TextView mUserIdRest = null;
+
+ private ViewFlipper mSource = null;
+ private TextView mSourceLabel = null;
+ private ImageView mSourcePrevious = null;
+ private ImageView mSourceNext = null;
+
+ private Button mDecryptButton = null;
+ private Button mReplyButton = null;
+
+ private int mDecryptTarget;
+
+ private EditText mFilename = null;
+ private CheckBox mDeleteAfter = null;
+ private ImageButton mBrowse = null;
+
+ private String mInputFilename = null;
+ private String mOutputFilename = null;
+
+ @Override
+ public void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ setContentView(R.layout.decrypt);
+
+ mSource = (ViewFlipper) findViewById(R.id.source);
+ mSourceLabel = (TextView) findViewById(R.id.source_label);
+ mSourcePrevious = (ImageView) findViewById(R.id.source_previous);
+ mSourceNext = (ImageView) findViewById(R.id.source_next);
+
+ mSourcePrevious.setClickable(true);
+ mSourcePrevious.setOnClickListener(new OnClickListener() {
+ @Override
+ public void onClick(View v) {
+ mSource.setInAnimation(AnimationUtils.loadAnimation(DecryptActivity.this,
+ R.anim.push_right_in));
+ mSource.setOutAnimation(AnimationUtils.loadAnimation(DecryptActivity.this,
+ R.anim.push_right_out));
+ mSource.showPrevious();
+ updateSource();
+ }
+ });
+
+ mSourceNext.setClickable(true);
+ OnClickListener nextSourceClickListener = new OnClickListener() {
+ @Override
+ public void onClick(View v) {
+ mSource.setInAnimation(AnimationUtils.loadAnimation(DecryptActivity.this,
+ R.anim.push_left_in));
+ mSource.setOutAnimation(AnimationUtils.loadAnimation(DecryptActivity.this,
+ R.anim.push_left_out));
+ mSource.showNext();
+ updateSource();
+ }
+ };
+ mSourceNext.setOnClickListener(nextSourceClickListener);
+
+ mSourceLabel.setClickable(true);
+ mSourceLabel.setOnClickListener(nextSourceClickListener);
+
+ mMessage = (EditText) findViewById(R.id.message);
+ mDecryptButton = (Button) findViewById(R.id.btn_decrypt);
+ mReplyButton = (Button) findViewById(R.id.btn_reply);
+ mSignatureLayout = (LinearLayout) findViewById(R.id.layout_signature);
+ mSignatureStatusImage = (ImageView) findViewById(R.id.ic_signature_status);
+ mUserId = (TextView) findViewById(R.id.main_user_id);
+ mUserIdRest = (TextView) findViewById(R.id.main_user_id_rest);
+
+ // measure the height of the source_file view and set the message view's min height to that,
+ // so it fills mSource fully... bit of a hack.
+ View tmp = findViewById(R.id.source_file);
+ tmp.measure(View.MeasureSpec.UNSPECIFIED, View.MeasureSpec.UNSPECIFIED);
+ int height = tmp.getMeasuredHeight();
+ mMessage.setMinimumHeight(height);
+
+ mFilename = (EditText) findViewById(R.id.filename);
+ mBrowse = (ImageButton) findViewById(R.id.btn_browse);
+ mBrowse.setOnClickListener(new View.OnClickListener() {
+ @Override
+ public void onClick(View v) {
+ openFile();
+ }
+ });
+
+ mDeleteAfter = (CheckBox) findViewById(R.id.delete_after_decryption);
+
+ Intent intent = getIntent();
+ if (intent.getAction() != null && intent.getAction().equals(Intent.ACTION_VIEW)) {
+ Uri uri = intent.getData();
+ try {
+ InputStream attachment = getContentResolver().openInputStream(uri);
+ ByteArrayOutputStream byteOut = new ByteArrayOutputStream();
+ byte bytes[] = new byte[1 << 16];
+ int length;
+ while ((length = attachment.read(bytes)) > 0) {
+ byteOut.write(bytes, 0, length);
+ }
+ byteOut.close();
+ String data = Strings.fromUTF8ByteArray(byteOut.toByteArray());
+ mMessage.setText(data);
+ } catch (FileNotFoundException e) {
+ // ignore, then
+ } catch (IOException e) {
+ // ignore, then
+ }
+ } else if (intent.getAction() != null && intent.getAction().equals(Apg.Intent.DECRYPT)) {
+ Bundle extras = intent.getExtras();
+ if (extras == null) {
+ extras = new Bundle();
+ }
+ String data = extras.getString("data");
+ if (data != null) {
+ Matcher matcher = Apg.PGP_MESSAGE.matcher(data);
+ if (matcher.matches()) {
+ data = matcher.group(1);
+ // replace non breakable spaces
+ data = data.replaceAll("\\xa0", " ");
+ mMessage.setText(data);
+ } else {
+ matcher = Apg.PGP_SIGNED_MESSAGE.matcher(data);
+ if (matcher.matches()) {
+ data = matcher.group(1);
+ // replace non breakable spaces
+ data = data.replaceAll("\\xa0", " ");
+ mMessage.setText(data);
+ mDecryptButton.setText(R.string.btn_verify);
+ }
+ }
+ }
+ mReplyTo = extras.getString("replyTo");
+ mSubject = extras.getString("subject");
+ }
+
+ if (mMessage.getText().length() == 0) {
+ ClipboardManager clip = (ClipboardManager) getSystemService(CLIPBOARD_SERVICE);
+ String data = "";
+ Matcher matcher = Apg.PGP_MESSAGE.matcher(clip.getText());
+ if (matcher.matches()) {
+ data = matcher.group(1);
+ mMessage.setText(data);
+ Toast.makeText(this, R.string.using_clipboard_content, Toast.LENGTH_SHORT).show();
+ }
+ }
+
+ mSignatureLayout.setVisibility(View.GONE);
+
+ mDecryptButton.setOnClickListener(new OnClickListener() {
+ @Override
+ public void onClick(View v) {
+ decryptClicked();
+ }
+ });
+
+ mReplyButton.setOnClickListener(new OnClickListener() {
+ @Override
+ public void onClick(View v) {
+ replyClicked();
+ }
+ });
+ mReplyButton.setVisibility(View.INVISIBLE);
+
+ if (mMessage.getText().length() > 0) {
+ mDecryptButton.performClick();
+ }
+
+ updateSource();
+ }
+
+ private void openFile() {
+ String filename = mFilename.getText().toString();
+
+ Intent intent = new Intent(FileManager.ACTION_PICK_FILE);
+
+ intent.setData(Uri.parse("file://" + filename));
+
+ intent.putExtra(FileManager.EXTRA_TITLE, "Select file to decrypt...");
+ intent.putExtra(FileManager.EXTRA_BUTTON_TEXT, "Open");
+
+ try {
+ startActivityForResult(intent, Id.request.filename);
+ } catch (ActivityNotFoundException e) {
+ // No compatible file manager was found.
+ Toast.makeText(this, R.string.no_filemanager_installed, Toast.LENGTH_SHORT).show();
+ }
+ }
+
+ private void guessOutputFilename() {
+ mInputFilename = mFilename.getText().toString();
+ File file = new File(mInputFilename);
+ String filename = file.getName();
+ if (filename.endsWith(".asc") || filename.endsWith(".gpg")) {
+ filename = filename.substring(0, filename.length() - 4);
+ }
+ mOutputFilename = Constants.path.app_dir + "/" + filename;
+ }
+
+ private void updateSource() {
+ switch (mSource.getCurrentView().getId()) {
+ case R.id.source_file: {
+ mSourceLabel.setText(R.string.label_file);
+ mDecryptButton.setText(R.string.btn_decrypt);
+ break;
+ }
+
+ case R.id.source_message: {
+ mSourceLabel.setText(R.string.label_message);
+ mDecryptButton.setText(R.string.btn_decrypt);
+ break;
+ }
+
+ default: {
+ break;
+ }
+ }
+ }
+
+ private void decryptClicked() {
+ if (mSource.getCurrentView().getId() == R.id.source_file) {
+ mDecryptTarget = Id.target.file;
+ } else {
+ mDecryptTarget = Id.target.message;
+ }
+ initiateDecryption();
+ }
+
+ private void initiateDecryption() {
+ if (mDecryptTarget == Id.target.file) {
+ String currentFilename = mFilename.getText().toString();
+ if (mInputFilename == null || !mInputFilename.equals(currentFilename)) {
+ guessOutputFilename();
+ }
+
+ if (mInputFilename.equals("")) {
+ Toast.makeText(this, "Select a file first.", Toast.LENGTH_SHORT).show();
+ return;
+ }
+
+ File file = new File(mInputFilename);
+ if (!file.exists() || !file.isFile()) {
+ Toast.makeText(this, "Error: file not found", Toast.LENGTH_SHORT).show();
+ return;
+ }
+ }
+
+ if (mDecryptTarget == Id.target.message) {
+ String messageData = mMessage.getText().toString();
+ Matcher matcher = Apg.PGP_SIGNED_MESSAGE.matcher(messageData);
+ if (matcher.matches()) {
+ mSignedOnly = true;
+ decryptStart();
+ return;
+ }
+ }
+
+ // else treat it as an decrypted message/file
+ mSignedOnly = false;
+ String error = null;
+ try {
+ InputStream in;
+ if (mDecryptTarget == Id.target.file) {
+ in = new FileInputStream(mInputFilename);
+ } else {
+ in = new ByteArrayInputStream(mMessage.getText().toString().getBytes());
+ }
+ try {
+ setSecretKeyId(Apg.getDecryptionKeyId(in));
+ if (getSecretKeyId() == 0) {
+ throw new Apg.GeneralException("no suitable secret key found");
+ }
+ mAssumeSymmetricEncryption = false;
+ } catch (Apg.NoAsymmetricEncryptionException e) {
+ setSecretKeyId(0);
+ // reopen the file/message to check whether there's
+ // symmetric encryption data in there
+ if (mDecryptTarget == Id.target.file) {
+ in = new FileInputStream(mInputFilename);
+ } else {
+ in = new ByteArrayInputStream(mMessage.getText().toString().getBytes());
+ }
+ if (!Apg.hasSymmetricEncryption(in)) {
+ throw new Apg.GeneralException("no known kind of encryption found");
+ }
+ mAssumeSymmetricEncryption = true;
+ }
+
+ showDialog(Id.dialog.pass_phrase);
+ } catch (FileNotFoundException e) {
+ error = "file not found: " + e.getLocalizedMessage();
+ } catch (IOException e) {
+ error = e.getLocalizedMessage();
+ } catch (Apg.GeneralException e) {
+ error = e.getLocalizedMessage();
+ }
+ if (error != null) {
+ Toast.makeText(this, "Error: " + error, Toast.LENGTH_SHORT).show();
+ }
+ }
+
+ private void replyClicked() {
+ Intent intent = new Intent(this, EncryptActivity.class);
+ intent.setAction(Apg.Intent.ENCRYPT);
+ String data = mMessage.getText().toString();
+ data = data.replaceAll("(?m)^", "> ");
+ data = "\n\n" + data;
+ intent.putExtra("data", data);
+ intent.putExtra("subject", "Re: " + mSubject);
+ intent.putExtra("sendTo", mReplyTo);
+ intent.putExtra("eyId", mSignatureKeyId);
+ intent.putExtra("signatureKeyId", getSecretKeyId());
+ intent.putExtra("encryptionKeyIds", new long[] { mSignatureKeyId });
+ startActivity(intent);
+ }
+
+ private void askForOutputFilename() {
+ showDialog(Id.dialog.output_filename);
+ }
+
+ @Override
+ public void passPhraseCallback(String passPhrase) {
+ super.passPhraseCallback(passPhrase);
+ if (mDecryptTarget == Id.target.file) {
+ askForOutputFilename();
+ } else {
+ decryptStart();
+ }
+ }
+
+ private void decryptStart() {
+ showDialog(Id.dialog.decrypting);
+ startThread();
+ }
+
+ @Override
+ public void run() {
+ String error = null;
+ Security.addProvider(new BouncyCastleProvider());
+
+ Bundle data = new Bundle();
+ Message msg = new Message();
+
+ try {
+ InputStream in = null;
+ OutputStream out = null;
+ if (mDecryptTarget == Id.target.message) {
+ String messageData = mMessage.getText().toString();
+ in = new ByteArrayInputStream(messageData.getBytes());
+ out = new ByteArrayOutputStream();
+ } else {
+ in = new FileInputStream(mInputFilename);
+ out = new FileOutputStream(mOutputFilename);
+ }
+
+ if (mSignedOnly) {
+ data = Apg.verifyText(in, out, this);
+ } else {
+ data = Apg.decrypt(in, out, Apg.getPassPhrase(), this, mAssumeSymmetricEncryption);
+ }
+
+ out.close();
+ if (mDecryptTarget == Id.target.message) {
+ data.putString("decryptedMessage",
+ Strings.fromUTF8ByteArray(((ByteArrayOutputStream)
+ out).toByteArray()));
+ }
+ } catch (PGPException e) {
+ error = e.getMessage();
+ } catch (IOException e) {
+ error = e.getMessage();
+ } catch (SignatureException e) {
+ error = e.getMessage();
+ e.printStackTrace();
+ } catch (Apg.GeneralException e) {
+ error = e.getMessage();
+ }
+
+ data.putInt("type", Id.message.done);
+
+ if (error != null) {
+ data.putString("error", error);
+ }
+
+ msg.setData(data);
+ sendMessage(msg);
+ }
+
+ @Override
+ public void doneCallback(Message msg) {
+ super.doneCallback(msg);
+
+ Bundle data = msg.getData();
+ removeDialog(Id.dialog.decrypting);
+ mSignatureKeyId = 0;
+ mSignatureLayout.setVisibility(View.GONE);
+ mReplyButton.setVisibility(View.INVISIBLE);
+
+ String error = data.getString("error");
+ if (error != null) {
+ Toast.makeText(DecryptActivity.this,
+ "Error: " + data.getString("error"),
+ Toast.LENGTH_SHORT).show();
+ return;
+ }
+
+ Toast.makeText(this, "Successfully decrypted.", Toast.LENGTH_SHORT).show();
+ switch (mDecryptTarget) {
+ case Id.target.message: {
+ String decryptedMessage = data.getString("decryptedMessage");
+ mMessage.setText(decryptedMessage);
+ mReplyButton.setVisibility(View.VISIBLE);
+ break;
+ }
+
+ case Id.target.file: {
+ if (mDeleteAfter.isChecked()) {
+ setDeleteFile(mInputFilename);
+ showDialog(Id.dialog.delete_file);
+ }
+ break;
+ }
+
+ default: {
+ // shouldn't happen
+ break;
+ }
+ }
+
+ if (data.getBoolean("signature")) {
+ String userId = data.getString("signatureUserId");
+ mSignatureKeyId = data.getLong("signatureKeyId");
+ mUserIdRest.setText("id: " + Long.toHexString(mSignatureKeyId & 0xffffffffL));
+ if (userId == null) {
+ userId = getResources().getString(R.string.unknown_user_id);
+ }
+ String chunks[] = userId.split(" <", 2);
+ userId = chunks[0];
+ if (chunks.length > 1) {
+ mUserIdRest.setText("<" + chunks[1]);
+ }
+ mUserId.setText(userId);
+
+ if (data.getBoolean("signatureSuccess")) {
+ mSignatureStatusImage.setImageResource(R.drawable.overlay_ok);
+ } else if (data.getBoolean("signatureUnknown")) {
+ mSignatureStatusImage.setImageResource(R.drawable.overlay_error);
+ } else {
+ mSignatureStatusImage.setImageResource(R.drawable.overlay_error);
+ }
+ mSignatureLayout.setVisibility(View.VISIBLE);
+ }
+ }
+
+ @Override
+ protected void onActivityResult(int requestCode, int resultCode, Intent data) {
+ switch (requestCode) {
+ case Id.request.filename: {
+ if (resultCode == RESULT_OK && data != null) {
+ String filename = data.getDataString();
+ if (filename != null) {
+ // Get rid of URI prefix:
+ if (filename.startsWith("file://")) {
+ filename = filename.substring(7);
+ }
+ // replace %20 and so on
+ filename = Uri.decode(filename);
+
+ mFilename.setText(filename);
+ }
+ }
+ return;
+ }
+
+ case Id.request.output_filename: {
+ if (resultCode == RESULT_OK && data != null) {
+ String filename = data.getDataString();
+ if (filename != null) {
+ // Get rid of URI prefix:
+ if (filename.startsWith("file://")) {
+ filename = filename.substring(7);
+ }
+ // replace %20 and so on
+ filename = Uri.decode(filename);
+
+ FileDialog.setFilename(filename);
+ }
+ }
+ return;
+ }
+
+ default: {
+ break;
+ }
+ }
+
+ super.onActivityResult(requestCode, resultCode, data);
+ }
+
+ @Override
+ protected Dialog onCreateDialog(int id) {
+ switch (id) {
+ case Id.dialog.output_filename: {
+ return FileDialog.build(this, "Decrypt to file",
+ "Please specify which file to decrypt to.\n" +
+ "WARNING! File will be overwritten if it exists.",
+ mOutputFilename,
+ new FileDialog.OnClickListener() {
+
+ @Override
+ public void onOkClick(String filename) {
+ removeDialog(Id.dialog.output_filename);
+ mOutputFilename = filename;
+ decryptStart();
+ }
+
+ @Override
+ public void onCancelClick() {
+ removeDialog(Id.dialog.output_filename);
+ }
+ },
+ getString(R.string.filemanager_title_save),
+ getString(R.string.filemanager_btn_save),
+ Id.request.output_filename);
+ }
+
+ default: {
+ break;
+ }
+ }
+
+ return super.onCreateDialog(id);
+ }
+}
diff --git a/src/org/thialfihar/android/apg/DecryptFileActivity.java b/src/org/thialfihar/android/apg/DecryptFileActivity.java
deleted file mode 100644
index f8eeed57a..000000000
--- a/src/org/thialfihar/android/apg/DecryptFileActivity.java
+++ /dev/null
@@ -1,346 +0,0 @@
-/*
- * Copyright (C) 2010 Thialfihar <thi@thialfihar.org>
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package org.thialfihar.android.apg;
-
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileNotFoundException;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.OutputStream;
-import java.security.Security;
-import java.security.SignatureException;
-
-import org.bouncycastle2.jce.provider.BouncyCastleProvider;
-import org.bouncycastle2.openpgp.PGPException;
-import org.openintents.intents.FileManager;
-
-import android.app.Dialog;
-import android.content.ActivityNotFoundException;
-import android.content.Intent;
-import android.net.Uri;
-import android.os.Bundle;
-import android.os.Message;
-import android.view.View;
-import android.view.View.OnClickListener;
-import android.widget.Button;
-import android.widget.CheckBox;
-import android.widget.EditText;
-import android.widget.ImageButton;
-import android.widget.ImageView;
-import android.widget.LinearLayout;
-import android.widget.TextView;
-import android.widget.Toast;
-
-public class DecryptFileActivity extends BaseActivity {
- private EditText mFilename = null;
- private CheckBox mDeleteAfter = null;
- private ImageButton mBrowse = null;
- private Button mDecryptButton = null;
- private LinearLayout mSignatureLayout = null;
- private ImageView mSignatureStatusImage = null;
- private TextView mUserId = null;
- private TextView mUserIdRest = null;
-
- private String mInputFilename = null;
- private String mOutputFilename = null;
-
- private boolean mAssumeSymmetricEncryption = false;
-
- @Override
- protected void onCreate(Bundle savedInstanceState) {
- super.onCreate(savedInstanceState);
- setContentView(R.layout.decrypt_file);
-
- mFilename = (EditText) findViewById(R.id.filename);
- mBrowse = (ImageButton) findViewById(R.id.btn_browse);
- mBrowse.setOnClickListener(new View.OnClickListener() {
- @Override
- public void onClick(View v) {
- openFile();
- }
- });
-
- mDeleteAfter = (CheckBox) findViewById(R.id.delete_after_decryption);
-
- mDecryptButton = (Button) findViewById(R.id.btn_decrypt);
- mDecryptButton.setOnClickListener(new OnClickListener() {
- @Override
- public void onClick(View v) {
- decryptClicked();
- }
- });
-
- mSignatureLayout = (LinearLayout) findViewById(R.id.layout_signature);
- mSignatureStatusImage = (ImageView) findViewById(R.id.ic_signature_status);
- mUserId = (TextView) findViewById(R.id.main_user_id);
- mUserIdRest = (TextView) findViewById(R.id.main_user_id_rest);
-
- mSignatureLayout.setVisibility(View.INVISIBLE);
- }
-
- private void openFile() {
- String filename = mFilename.getText().toString();
-
- Intent intent = new Intent(FileManager.ACTION_PICK_FILE);
-
- intent.setData(Uri.parse("file://" + filename));
-
- intent.putExtra(FileManager.EXTRA_TITLE, "Select file to decrypt...");
- intent.putExtra(FileManager.EXTRA_BUTTON_TEXT, "Open");
-
- try {
- startActivityForResult(intent, Id.request.filename);
- } catch (ActivityNotFoundException e) {
- // No compatible file manager was found.
- Toast.makeText(this, R.string.no_filemanager_installed, Toast.LENGTH_SHORT).show();
- }
- }
-
- private void decryptClicked() {
- String error = null;
- String currentFilename = mFilename.getText().toString();
- if (mInputFilename == null || !mInputFilename.equals(currentFilename)) {
- mInputFilename = mFilename.getText().toString();
- File file = new File(mInputFilename);
- String filename = file.getName();
- if (filename.endsWith(".asc") || filename.endsWith(".gpg")) {
- filename = filename.substring(0, filename.length() - 4);
- }
- mOutputFilename = Constants.path.app_dir + "/" + filename;
- }
-
- if (mInputFilename.equals("")) {
- Toast.makeText(this, "Select a file first.", Toast.LENGTH_SHORT).show();
- return;
- }
-
- File file = new File(mInputFilename);
- if (!file.exists() || !file.isFile()) {
- Toast.makeText(this, "Error: file not found", Toast.LENGTH_SHORT).show();
- return;
- }
-
- try {
- InputStream in = new FileInputStream(mInputFilename);
- try {
- setSecretKeyId(Apg.getDecryptionKeyId(in));
- if (getSecretKeyId() == 0) {
- throw new Apg.GeneralException("no suitable secret key found");
- }
- mAssumeSymmetricEncryption = false;
- } catch (Apg.NoAsymmetricEncryptionException e) {
- setSecretKeyId(0);
- // reopen the file to check whether there's symmetric encryption data in there
- in = new FileInputStream(mInputFilename);
- if (!Apg.hasSymmetricEncryption(in)) {
- throw new Apg.GeneralException("no known kind of encryption found");
- }
- mAssumeSymmetricEncryption = true;
- }
-
- showDialog(Id.dialog.pass_phrase);
- } catch (FileNotFoundException e) {
- error = "file not found: " + e.getLocalizedMessage();
- } catch (IOException e) {
- error = e.getLocalizedMessage();
- } catch (Apg.GeneralException e) {
- error = e.getLocalizedMessage();
- }
- if (error != null) {
- Toast.makeText(this, "Error: " + error, Toast.LENGTH_SHORT).show();
- }
- }
-
- @Override
- public void passPhraseCallback(String passPhrase) {
- super.passPhraseCallback(passPhrase);
- askForOutputFilename();
- }
-
- private void askForOutputFilename() {
- showDialog(Id.dialog.output_filename);
- }
-
- private void decryptStart() {
- showDialog(Id.dialog.decrypting);
- startThread();
- }
-
- @Override
- public void run() {
- String error = null;
- Security.addProvider(new BouncyCastleProvider());
-
- Bundle data = new Bundle();
- Message msg = new Message();
-
- try {
- InputStream in = new FileInputStream(mInputFilename);
- OutputStream out = new FileOutputStream(mOutputFilename);
-
- data = Apg.decrypt(in, out, Apg.getPassPhrase(), this, mAssumeSymmetricEncryption);
-
- out.close();
- } catch (PGPException e) {
- error = e.getMessage();
- } catch (IOException e) {
- error = e.getMessage();
- } catch (SignatureException e) {
- error = e.getMessage();
- e.printStackTrace();
- } catch (Apg.GeneralException e) {
- error = e.getMessage();
- }
-
- data.putInt("type", Id.message.done);
-
- if (error != null) {
- data.putString("error", error);
- }
-
- msg.setData(data);
- sendMessage(msg);
- }
-
- @Override
- protected Dialog onCreateDialog(int id) {
- switch (id) {
- case Id.dialog.output_filename: {
- return FileDialog.build(this, "Decrypt to file",
- "Please specify which file to decrypt to.\n" +
- "WARNING! File will be overwritten if it exists.",
- mOutputFilename,
- new FileDialog.OnClickListener() {
-
- @Override
- public void onOkClick(String filename) {
- removeDialog(Id.dialog.output_filename);
- mOutputFilename = filename;
- decryptStart();
- }
-
- @Override
- public void onCancelClick() {
- removeDialog(Id.dialog.output_filename);
- }
- },
- getString(R.string.filemanager_title_save),
- getString(R.string.filemanager_btn_save),
- Id.request.output_filename);
- }
-
- default: {
- break;
- }
- }
-
- return super.onCreateDialog(id);
- }
-
- @Override
- protected void onActivityResult(int requestCode, int resultCode, Intent data) {
- switch (requestCode) {
- case Id.request.filename: {
- if (resultCode == RESULT_OK && data != null) {
- String filename = data.getDataString();
- if (filename != null) {
- // Get rid of URI prefix:
- if (filename.startsWith("file://")) {
- filename = filename.substring(7);
- }
- // replace %20 and so on
- filename = Uri.decode(filename);
-
- mFilename.setText(filename);
- }
- }
- return;
- }
-
- case Id.request.output_filename: {
- if (resultCode == RESULT_OK && data != null) {
- String filename = data.getDataString();
- if (filename != null) {
- // Get rid of URI prefix:
- if (filename.startsWith("file://")) {
- filename = filename.substring(7);
- }
- // replace %20 and so on
- filename = Uri.decode(filename);
-
- FileDialog.setFilename(filename);
- }
- }
- return;
- }
-
- default: {
- break;
- }
- }
- super.onActivityResult(requestCode, resultCode, data);
- }
-
- @Override
- public void doneCallback(Message msg) {
- super.doneCallback(msg);
- Bundle data = msg.getData();
- removeDialog(Id.dialog.decrypting);
-
- String error = data.getString("error");
- if (error != null) {
- Toast.makeText(DecryptFileActivity.this,
- "Error: " + data.getString("error"),
- Toast.LENGTH_SHORT).show();
- } else {
- Toast.makeText(DecryptFileActivity.this,
- "Successfully decrypted.",
- Toast.LENGTH_SHORT).show();
- if (mDeleteAfter.isChecked()) {
- setDeleteFile(mInputFilename);
- showDialog(Id.dialog.delete_file);
- }
- }
-
- mSignatureLayout.setVisibility(View.INVISIBLE);
- if (data.getBoolean("signature")) {
- String userId = data.getString("signatureUserId");
- long signatureKeyId = data.getLong("signatureKeyId");
- mUserIdRest.setText("id: " + Long.toHexString(signatureKeyId & 0xffffffffL));
- if (userId == null) {
- userId = getResources().getString(R.string.unknown_user_id);
- }
- String chunks[] = userId.split(" <", 2);
- userId = chunks[0];
- if (chunks.length > 1) {
- mUserIdRest.setText("<" + chunks[1]);
- }
- mUserId.setText(userId);
-
- if (data.getBoolean("signatureSuccess")) {
- mSignatureStatusImage.setImageResource(R.drawable.overlay_ok);
- } else if (data.getBoolean("signatureUnknown")) {
- mSignatureStatusImage.setImageResource(R.drawable.overlay_error);
- } else {
- mSignatureStatusImage.setImageResource(R.drawable.overlay_error);
- }
- mSignatureLayout.setVisibility(View.VISIBLE);
- }
- }
-}
diff --git a/src/org/thialfihar/android/apg/DecryptMessageActivity.java b/src/org/thialfihar/android/apg/DecryptMessageActivity.java
deleted file mode 100644
index b2eaf589d..000000000
--- a/src/org/thialfihar/android/apg/DecryptMessageActivity.java
+++ /dev/null
@@ -1,288 +0,0 @@
-/*
- * Copyright (C) 2010 Thialfihar <thi@thialfihar.org>
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package org.thialfihar.android.apg;
-
-import java.io.ByteArrayInputStream;
-import java.io.ByteArrayOutputStream;
-import java.io.FileNotFoundException;
-import java.io.IOException;
-import java.io.InputStream;
-import java.security.Security;
-import java.security.SignatureException;
-import java.util.regex.Matcher;
-
-import org.bouncycastle2.jce.provider.BouncyCastleProvider;
-import org.bouncycastle2.openpgp.PGPException;
-import org.bouncycastle2.util.Strings;
-
-import android.content.Intent;
-import android.net.Uri;
-import android.os.Bundle;
-import android.os.Message;
-import android.text.ClipboardManager;
-import android.view.View;
-import android.view.View.OnClickListener;
-import android.widget.Button;
-import android.widget.EditText;
-import android.widget.ImageView;
-import android.widget.LinearLayout;
-import android.widget.TextView;
-import android.widget.Toast;
-
-public class DecryptMessageActivity extends BaseActivity {
- private long mSignatureKeyId = 0;
-
- private String mReplyTo = null;
- private String mSubject = null;
- private boolean mSignedOnly = false;
-
- private EditText mMessage = null;
- private LinearLayout mSignatureLayout = null;
- private ImageView mSignatureStatusImage = null;
- private TextView mUserId = null;
- private TextView mUserIdRest = null;
- private Button mDecryptButton = null;
-
- @Override
- public void onCreate(Bundle savedInstanceState) {
- super.onCreate(savedInstanceState);
- setContentView(R.layout.decrypt_message);
-
- mMessage = (EditText) findViewById(R.id.message);
- mDecryptButton = (Button) findViewById(R.id.btn_decrypt);
- mSignatureLayout = (LinearLayout) findViewById(R.id.layout_signature);
- mSignatureStatusImage = (ImageView) findViewById(R.id.ic_signature_status);
- mUserId = (TextView) findViewById(R.id.main_user_id);
- mUserIdRest = (TextView) findViewById(R.id.main_user_id_rest);
-
- Intent intent = getIntent();
- if (intent.getAction() != null && intent.getAction().equals(Intent.ACTION_VIEW)) {
- Uri uri = intent.getData();
- try {
- InputStream attachment = getContentResolver().openInputStream(uri);
- ByteArrayOutputStream byteOut = new ByteArrayOutputStream();
- byte bytes[] = new byte[1 << 16];
- int length;
- while ((length = attachment.read(bytes)) > 0) {
- byteOut.write(bytes, 0, length);
- }
- byteOut.close();
- String data = Strings.fromUTF8ByteArray(byteOut.toByteArray());
- mMessage.setText(data);
- } catch (FileNotFoundException e) {
- // ignore, then
- } catch (IOException e) {
- // ignore, then
- }
- } else if (intent.getAction() != null && intent.getAction().equals(Apg.Intent.DECRYPT)) {
- String data = intent.getExtras().getString("data");
- if (data != null) {
- Matcher matcher = Apg.PGP_MESSAGE.matcher(data);
- if (matcher.matches()) {
- data = matcher.group(1);
- // replace non breakable spaces
- data = data.replaceAll("\\xa0", " ");
- mMessage.setText(data);
- } else {
- matcher = Apg.PGP_SIGNED_MESSAGE.matcher(data);
- if (matcher.matches()) {
- data = matcher.group(1);
- // replace non breakable spaces
- data = data.replaceAll("\\xa0", " ");
- mMessage.setText(data);
- mDecryptButton.setText(R.string.btn_verify);
- }
- }
- }
- mReplyTo = intent.getExtras().getString("replyTo");
- mSubject = intent.getExtras().getString("subject");
- } else {
- ClipboardManager clip = (ClipboardManager) getSystemService(CLIPBOARD_SERVICE);
- String data = "";
- Matcher matcher = Apg.PGP_MESSAGE.matcher(clip.getText());
- if (matcher.matches()) {
- data = matcher.group(1);
- mMessage.setText(data);
- Toast.makeText(this, R.string.using_clipboard_content, Toast.LENGTH_SHORT).show();
- }
- }
-
- mSignatureLayout.setVisibility(View.INVISIBLE);
-
- mDecryptButton.setOnClickListener(new OnClickListener() {
- @Override
- public void onClick(View v) {
- decryptClicked();
- }
- });
-
- if (mMessage.getText().length() > 0) {
- mDecryptButton.performClick();
- }
- }
-
- private void decryptClicked() {
- String error = null;
- String messageData = mMessage.getText().toString();
- Matcher matcher = Apg.PGP_SIGNED_MESSAGE.matcher(messageData);
- if (matcher.matches()) {
- mSignedOnly = true;
- decryptStart();
- return;
- }
-
- // else treat it as an encrypted message
- mSignedOnly = false;
- try {
- ByteArrayInputStream in = new ByteArrayInputStream(messageData.getBytes());
- setSecretKeyId(Apg.getDecryptionKeyId(in));
- if (getSecretKeyId() == 0) {
- throw new Apg.GeneralException("no suitable secret key found");
- }
- showDialog(Id.dialog.pass_phrase);
- } catch (IOException e) {
- error = e.getLocalizedMessage();
- } catch (Apg.GeneralException e) {
- error = e.getLocalizedMessage();
- } catch (Apg.NoAsymmetricEncryptionException e) {
- error = "no asymmetric encryption found";
- }
- if (error != null) {
- Toast.makeText(this, "Error: " + error, Toast.LENGTH_SHORT).show();
- }
- }
-
- private void replyClicked() {
- Intent intent = new Intent(this, EncryptActivity.class);
- intent.setAction(Apg.Intent.ENCRYPT);
- String data = mMessage.getText().toString();
- data = data.replaceAll("(?m)^", "> ");
- data = "\n\n" + data;
- intent.putExtra("data", data);
- intent.putExtra("subject", "Re: " + mSubject);
- intent.putExtra("sendTo", mReplyTo);
- intent.putExtra("eyId", mSignatureKeyId);
- intent.putExtra("signatureKeyId", getSecretKeyId());
- intent.putExtra("encryptionKeyIds", new long[] { mSignatureKeyId });
- startActivity(intent);
- }
-
- @Override
- public void passPhraseCallback(String passPhrase) {
- super.passPhraseCallback(passPhrase);
- decryptStart();
- }
-
- private void decryptStart() {
- showDialog(Id.dialog.decrypting);
- startThread();
- }
-
- @Override
- public void run() {
- String error = null;
- Security.addProvider(new BouncyCastleProvider());
-
- Bundle data = new Bundle();
- Message msg = new Message();
-
- String messageData = mMessage.getText().toString();
-
- try {
- ByteArrayInputStream in = new ByteArrayInputStream(messageData.getBytes());
- ByteArrayOutputStream out = new ByteArrayOutputStream();
-
- if (mSignedOnly) {
- data = Apg.verifyText(in, out, this);
- } else {
- data = Apg.decrypt(in, out, Apg.getPassPhrase(), this, false);
- }
-
- out.close();
- data.putString("decryptedMessage", Strings.fromUTF8ByteArray(out.toByteArray()));
- } catch (PGPException e) {
- error = e.getMessage();
- } catch (IOException e) {
- error = e.getMessage();
- } catch (SignatureException e) {
- error = e.getMessage();
- e.printStackTrace();
- } catch (Apg.GeneralException e) {
- error = e.getMessage();
- }
-
- data.putInt("type", Id.message.done);
-
- if (error != null) {
- data.putString("error", error);
- }
-
- msg.setData(data);
- sendMessage(msg);
- }
-
- @Override
- public void doneCallback(Message msg) {
- super.doneCallback(msg);
-
- Bundle data = msg.getData();
- removeDialog(Id.dialog.decrypting);
- mSignatureKeyId = 0;
- String error = data.getString("error");
- String decryptedMessage = data.getString("decryptedMessage");
- if (error != null) {
- Toast.makeText(DecryptMessageActivity.this,
- "Error: " + data.getString("error"),
- Toast.LENGTH_SHORT).show();
- }
- mSignatureLayout.setVisibility(View.INVISIBLE);
- if (decryptedMessage != null) {
- mMessage.setText(decryptedMessage);
- mDecryptButton.setText(R.string.btn_reply);
- mDecryptButton.setOnClickListener(new OnClickListener() {
- @Override
- public void onClick(View v) {
- replyClicked();
- }
- });
-
- if (data.getBoolean("signature")) {
- String userId = data.getString("signatureUserId");
- mSignatureKeyId = data.getLong("signatureKeyId");
- mUserIdRest.setText("id: " + Long.toHexString(mSignatureKeyId & 0xffffffffL));
- if (userId == null) {
- userId = getResources().getString(R.string.unknown_user_id);
- }
- String chunks[] = userId.split(" <", 2);
- userId = chunks[0];
- if (chunks.length > 1) {
- mUserIdRest.setText("<" + chunks[1]);
- }
- mUserId.setText(userId);
-
- if (data.getBoolean("signatureSuccess")) {
- mSignatureStatusImage.setImageResource(R.drawable.overlay_ok);
- } else if (data.getBoolean("signatureUnknown")) {
- mSignatureStatusImage.setImageResource(R.drawable.overlay_error);
- } else {
- mSignatureStatusImage.setImageResource(R.drawable.overlay_error);
- }
- mSignatureLayout.setVisibility(View.VISIBLE);
- }
- }
- }
-}
diff --git a/src/org/thialfihar/android/apg/Id.java b/src/org/thialfihar/android/apg/Id.java
index 601a0eef4..98ea2ebf8 100644
--- a/src/org/thialfihar/android/apg/Id.java
+++ b/src/org/thialfihar/android/apg/Id.java
@@ -108,5 +108,6 @@ public final class Id {
public static final int clipboard = 0x21070001;
public static final int email = 0x21070002;
public static final int file = 0x21070003;
+ public static final int message = 0x21070004;
}
}
diff --git a/src/org/thialfihar/android/apg/MailListActivity.java b/src/org/thialfihar/android/apg/MailListActivity.java
index c0bed5985..7ad0d7fd1 100644
--- a/src/org/thialfihar/android/apg/MailListActivity.java
+++ b/src/org/thialfihar/android/apg/MailListActivity.java
@@ -150,7 +150,7 @@ public class MailListActivity extends ListActivity {
getListView().setOnItemClickListener(new OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> arg0, View v, int position, long id) {
- Intent intent = new Intent(MailListActivity.this, DecryptMessageActivity.class);
+ Intent intent = new Intent(MailListActivity.this, DecryptActivity.class);
intent.setAction(Apg.Intent.DECRYPT);
Message message = (Message) ((MailboxAdapter) getListAdapter()).getItem(position);
intent.putExtra("data", message.data);
diff --git a/src/org/thialfihar/android/apg/MainActivity.java b/src/org/thialfihar/android/apg/MainActivity.java
index 8a8d57a89..049022656 100644
--- a/src/org/thialfihar/android/apg/MainActivity.java
+++ b/src/org/thialfihar/android/apg/MainActivity.java
@@ -71,7 +71,9 @@ public class MainActivity extends BaseActivity {
decryptMessageButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
- startActivity(new Intent(MainActivity.this, DecryptMessageActivity.class));
+ Intent intent = new Intent(MainActivity.this, DecryptActivity.class);
+ intent.setAction(Apg.Intent.DECRYPT);
+ startActivity(intent);
}
});
@@ -87,7 +89,9 @@ public class MainActivity extends BaseActivity {
decryptFileButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
- startActivity(new Intent(MainActivity.this, DecryptFileActivity.class));
+ Intent intent = new Intent(MainActivity.this, DecryptActivity.class);
+ intent.setAction(Apg.Intent.DECRYPT_FILE);
+ startActivity(intent);
}
});
@@ -211,7 +215,7 @@ public class MainActivity extends BaseActivity {
message.setText("Read the warnings!\n\n" +
"Changes:\n" +
"* encrypt to clipboard\n" +
- "* new encrypt GUI to handle everything\n" +
+ "* new encrypt/decrypt GUI to handle everything\n" +
"\n" +
"WARNING: be careful editing your existing keys, as they " +
"WILL be stripped of certificates right now.\n" +
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-02 04:20:45 +0000