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package com.zeapo.pwdstore;
import android.app.AlertDialog;
import android.content.Intent;
import android.content.SharedPreferences;
import android.net.Uri;
import android.os.Bundle;
import android.preference.Preference;
import android.preference.PreferenceFragment;
import android.preference.PreferenceManager;
import android.support.v7.app.AppCompatActivity;
import android.view.MenuItem;
import android.widget.Toast;
import com.google.common.base.Joiner;
import com.google.common.base.Strings;
import com.google.common.collect.Iterables;
import com.zeapo.pwdstore.crypto.PgpHandler;
import com.zeapo.pwdstore.git.GitActivity;
import com.zeapo.pwdstore.utils.PasswordRepository;
import net.rdrei.android.dirchooser.DirectoryChooserActivity;
import org.apache.commons.io.FileUtils;
import org.apache.commons.io.IOUtils;
import org.openintents.openpgp.util.OpenPgpKeyPreference;
import org.openintents.openpgp.util.OpenPgpUtils;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.util.Arrays;
public class UserPreference extends AppCompatActivity {
private final static int IMPORT_SSH_KEY = 1;
private final static int IMPORT_PGP_KEY = 2;
private final static int EDIT_GIT_INFO = 3;
private OpenPgpKeyPreference mKey;
private final static int SELECT_GIT_DIRECTORY = 4;
public static class PrefsFragment extends PreferenceFragment {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
final UserPreference callingActivity = (UserPreference) getActivity();
final SharedPreferences sharedPreferences = getPreferenceManager().getSharedPreferences();
Preference keyPref = findPreference("openpgp_key_id_pref");
String selectedKeys = sharedPreferences.getString("openpgp_key_ids", "");
if (Strings.isNullOrEmpty(selectedKeys)) {
keyPref.setSummary("No key selected");
} else {
keyPref.setSummary(
Joiner.on(',')
.join(Iterables.transform(Arrays.asList(selectedKeys.split(",")), input -> OpenPgpUtils.convertKeyIdToHex(Long.valueOf(input))))
);
}
keyPref.setOnPreferenceClickListener((Preference pref) -> {
Intent intent = new Intent(callingActivity, PgpHandler.class);
intent.putExtra("Operation", "GET_KEY_ID");
startActivityForResult(intent, IMPORT_PGP_KEY);
return true;
});
findPreference("ssh_key").setOnPreferenceClickListener((Preference pref) -> {
callingActivity.getSshKey();
return true;
});
findPreference("git_server_info").setOnPreferenceClickListener((Preference pref) -> {
Intent intent = new Intent(callingActivity, GitActivity.class);
intent.putExtra("Operation", GitActivity.EDIT_SERVER);
startActivityForResult(intent, EDIT_GIT_INFO);
return true;
});
findPreference("git_delete_repo").setOnPreferenceClickListener((Preference pref) -> {
new AlertDialog.Builder(callingActivity).
setTitle(R.string.pref_dialog_delete_title).
setMessage(R.string.pref_dialog_delete_msg).
setCancelable(false).
setPositiveButton(R.string.dialog_delete,
(dialog, id) -> {
try {
FileUtils.cleanDirectory(PasswordRepository.getWorkTree());
} catch (Exception e) {
//TODO Handle the diffent cases of exceptions
}
sharedPreferences.edit().putBoolean("repository_initialized", false).commit();
dialog.cancel();
callingActivity.finish();
}
).
setNegativeButton(R.string.dialog_do_not_delete,
(dialog, id) -> {
dialog.cancel();
}
).
show();
return true;
});
callingActivity.mKey = (OpenPgpKeyPreference) findPreference("openpgp_key");
if (sharedPreferences.getString("openpgp_provider_list", null) != null)
((UserPreference) getActivity()).mKey.setOpenPgpProvider(sharedPreferences.getString("openpgp_provider_list", ""));
findPreference("openpgp_provider_list").setOnPreferenceChangeListener((preference, o) -> {
callingActivity.mKey.setOpenPgpProvider((String) o);
return false;
});
findPreference("pref_select_external").setOnPreferenceClickListener((Preference pref) -> {
Intent intent = new Intent(callingActivity, DirectoryChooserActivity.class);
intent.putExtra(DirectoryChooserActivity.EXTRA_NEW_DIR_NAME,
"passwordstore");
startActivityForResult(intent, SELECT_GIT_DIRECTORY);
return true;
});
}
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
if (getIntent() != null) {
if ((getIntent().getStringExtra("operation") != null) && (getIntent().getStringExtra("operation").equals("get_ssh_key"))) {
getSshKey();
}
}
getFragmentManager().beginTransaction()
.replace(android.R.id.content, new PrefsFragment()).commit();
getSupportActionBar().setDisplayHomeAsUpEnabled(true);
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
// Handle action bar item clicks here. The action bar will
// automatically handle clicks on the Home/Up button, so long
// as you specify a parent activity in AndroidManifest.xml.
int id = item.getItemId();
switch (id) {
case android.R.id.home:
setResult(RESULT_OK);
finish();
return true;
}
return super.onOptionsItemSelected(item);
}
/**
* Opens a file explorer to import the private key
*/
public void getSshKey() {
Intent intent = new Intent(Intent.ACTION_GET_CONTENT);
intent.setType("*/*");
startActivityForResult(intent, IMPORT_SSH_KEY);
}
private void copySshKey(Uri uri) throws IOException {
InputStream sshKey = this.getContentResolver().openInputStream(uri);
byte[] privateKey = IOUtils.toByteArray(sshKey);
FileUtils.writeByteArrayToFile(new File(getFilesDir() + "/.ssh_key"), privateKey);
sshKey.close();
}
protected void onActivityResult(int requestCode, int resultCode,
Intent data) {
if (resultCode == RESULT_OK) {
switch (requestCode)
{
case IMPORT_SSH_KEY:
{
try {
if (data.getData() == null) {
throw new IOException("Unable to open file");
}
copySshKey(data.getData());
Toast.makeText(this, this.getResources().getString(R.string.ssh_key_success_dialog_title), Toast.LENGTH_LONG).show();
setResult(RESULT_OK);
finish();
} catch (IOException e)
{
new AlertDialog.Builder(this).
setTitle(this.getResources().getString(R.string.ssh_key_error_dialog_title)).
setMessage(this.getResources().getString(R.string.ssh_key_error_dialog_text) + e.getMessage()).
setPositiveButton(this.getResources().getString(R.string.dialog_ok), (dialogInterface, i) -> {
//pass
}).show();
}
}
break;
case EDIT_GIT_INFO:
{
}
break;
case OpenPgpKeyPreference.REQUEST_CODE_KEY_PREFERENCE:
{
if (mKey.handleOnActivityResult(requestCode, resultCode, data)) {
// handled by OpenPgpKeyPreference
PreferenceManager.getDefaultSharedPreferences(this.getApplicationContext()).edit().putLong("openpgp_sign_key", mKey.getValue()).apply();
return;
}
}
break;
default:
break;
}
}
// why do they have to use a different resultCode than OK :/
if (requestCode == SELECT_GIT_DIRECTORY && resultCode == DirectoryChooserActivity.RESULT_CODE_DIR_SELECTED) {
PreferenceManager.getDefaultSharedPreferences(getApplicationContext())
.edit()
.putString("git_external_repo", data.getStringExtra(DirectoryChooserActivity.RESULT_SELECTED_DIR))
.commit();
}
}
}
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