Files
i2p.i2p-bote.android/src/i2p/bote/android/config/EditIdentityFragment.java
2014-04-19 00:18:33 +00:00

355 lines
13 KiB
Java

package i2p.bote.android.config;
import java.io.IOException;
import java.security.GeneralSecurityException;
import java.util.List;
import i2p.bote.I2PBote;
import i2p.bote.android.R;
import i2p.bote.android.util.BoteHelper;
import i2p.bote.android.util.RobustAsyncTask;
import i2p.bote.android.util.TaskFragment;
import i2p.bote.StatusListener;
import i2p.bote.crypto.CryptoFactory;
import i2p.bote.crypto.CryptoImplementation;
import i2p.bote.email.EmailIdentity;
import i2p.bote.fileencryption.PasswordException;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.view.inputmethod.InputMethodManager;
import android.widget.ArrayAdapter;
import android.widget.CheckBox;
import android.widget.EditText;
import android.widget.Spinner;
import android.widget.TextView;
public class EditIdentityFragment extends Fragment {
private Callbacks mCallbacks = sDummyCallbacks;
public interface Callbacks {
public void onTaskFinished();
}
private static Callbacks sDummyCallbacks = new Callbacks() {
public void onTaskFinished() {};
};
@Override
public void onAttach(Activity activity) {
super.onAttach(activity);
if (!(activity instanceof Callbacks))
throw new IllegalStateException("Activity must implement fragment's callbacks.");
mCallbacks = (Callbacks) activity;
}
@Override
public void onDetach() {
super.onDetach();
mCallbacks = sDummyCallbacks;
}
public static final String IDENTITY_KEY = "identity_key";
// Code to identify the fragment that is calling onActivityResult().
static final int IDENTITY_WAITER = 0;
// Tag so we can find the task fragment again, in another
// instance of this fragment after rotation.
static final String IDENTITY_WAITER_TAG = "identityWaiterTask";
static final int DEFAULT_CRYPTO_IMPL = 2;
private String mKey;
private FragmentManager mFM;
MenuItem mSave;
EditText mNameField;
EditText mDescField;
Spinner mCryptoField;
int mDefaultPos;
CheckBox mDefaultField;
TextView mError;
public static EditIdentityFragment newInstance(String key) {
EditIdentityFragment f = new EditIdentityFragment();
Bundle args = new Bundle();
args.putString(IDENTITY_KEY, key);
f.setArguments(args);
return f;
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setHasOptionsMenu(true);
mFM = getFragmentManager();
IdentityWaiterFrag f = (IdentityWaiterFrag) mFM.findFragmentByTag(IDENTITY_WAITER_TAG);
if (f != null)
f.setTargetFragment(this, IDENTITY_WAITER);
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
return inflater.inflate(R.layout.fragment_edit_identity, container, false);
}
@Override
public void onViewCreated(View view, Bundle savedInstanceState) {
super.onViewCreated(view, savedInstanceState);
mKey = getArguments().getString(IDENTITY_KEY);
mNameField = (EditText) view.findViewById(R.id.public_name);
mDescField = (EditText) view.findViewById(R.id.description);
mDefaultField = (CheckBox) view.findViewById(R.id.default_identity);
mError = (TextView) view.findViewById(R.id.error);
if (mKey == null) {
// Show the encryption choice field
mCryptoField = (Spinner) view.findViewById(R.id.crypto_impl);
CryptoAdapter adapter = new CryptoAdapter(getActivity());
mCryptoField.setAdapter(adapter);
mCryptoField.setSelection(mDefaultPos);
mCryptoField.setVisibility(View.VISIBLE);
} else {
// Load the identity to edit
try {
EmailIdentity identity = BoteHelper.getIdentity(mKey);
mNameField.setText(identity.getPublicName());
mDescField.setText(identity.getDescription());
mDefaultField.setChecked(identity.isDefault());
} catch (PasswordException e) {
// TODO Handle
e.printStackTrace();
} catch (IOException e) {
// TODO Handle
e.printStackTrace();
} catch (GeneralSecurityException e) {
// TODO Handle
e.printStackTrace();
}
}
}
@Override
public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
inflater.inflate(R.menu.edit_identity, menu);
mSave = menu.findItem(R.id.action_save_identity);
IdentityWaiterFrag f = (IdentityWaiterFrag) mFM.findFragmentByTag(IDENTITY_WAITER_TAG);
if (f != null)
setInterfaceEnabled(false);
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.action_save_identity:
String publicName = mNameField.getText().toString();
String description = mDescField.getText().toString();
boolean setDefault = mDefaultField.isChecked();
int cryptoImplId = -1;
if (mKey == null)
cryptoImplId = ((CryptoImplementation) mCryptoField.getSelectedItem()).getId();
InputMethodManager imm = (InputMethodManager)getActivity().getSystemService(Context.INPUT_METHOD_SERVICE);
imm.hideSoftInputFromWindow(mNameField.getWindowToken(), 0);
setInterfaceEnabled(false);
mError.setText("");
IdentityWaiterFrag f = IdentityWaiterFrag.newInstance(
(mKey == null ? true : false),
cryptoImplId,
mKey,
publicName,
description,
null,
setDefault);
f.setTask(new IdentityWaiter());
f.setTargetFragment(EditIdentityFragment.this, IDENTITY_WAITER);
mFM.beginTransaction()
.replace(R.id.identity_waiter_frag, f, IDENTITY_WAITER_TAG)
.commit();
return true;
default:
return super.onOptionsItemSelected(item);
}
}
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
if (requestCode == IDENTITY_WAITER) {
if (resultCode == Activity.RESULT_OK) {
mCallbacks.onTaskFinished();
} else if (resultCode == Activity.RESULT_CANCELED) {
setInterfaceEnabled(true);
mError.setText(data.getStringExtra("error"));
}
}
}
private void setInterfaceEnabled(boolean enabled) {
mSave.setVisible(enabled);
mNameField.setEnabled(enabled);
mDescField.setEnabled(enabled);
mDefaultField.setEnabled(enabled);
}
private class CryptoAdapter extends ArrayAdapter<CryptoImplementation> {
public CryptoAdapter(Context context) {
super(context, android.R.layout.simple_spinner_item);
setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
List<CryptoImplementation> instances = CryptoFactory.getInstances();
mDefaultPos = 0;
for (CryptoImplementation instance : instances) {
add(instance);
if (instance.getId() == DEFAULT_CRYPTO_IMPL)
mDefaultPos = getPosition(instance);
}
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
View v = super.getView(position, convertView, parent);
setViewText(v, position);
return v;
}
@Override
public View getDropDownView (int position, View convertView, ViewGroup parent) {
View v = super.getDropDownView(position, convertView, parent);
setViewText(v, position);
return v;
}
private void setViewText(View v, int position) {
TextView text = (TextView) v.findViewById(android.R.id.text1);
text.setText(getItem(position).getName());
}
}
public static class IdentityWaiterFrag extends TaskFragment<Object, String, String> {
static final String CREATE_NEW = "create_new";
static final String CRYPTO_IMPL_ID = "crypto_impl_id";
static final String KEY = "key";
static final String PUBLIC_NAME = "public_name";
static final String DESCRIPTION = "description";
static final String EMAIL_ADDRESS = "email_address";
static final String SET_DEFAULT = "set_default";
String currentStatus;
TextView mStatus;
public static IdentityWaiterFrag newInstance(
boolean createNew, int cryptoImplId, String key, String publicName, String description, String emailAddress, boolean setDefault) {
IdentityWaiterFrag f = new IdentityWaiterFrag();
Bundle args = new Bundle();
args.putBoolean(CREATE_NEW, createNew);
args.putInt(CRYPTO_IMPL_ID, cryptoImplId);
args.putString(KEY, key);
args.putString(PUBLIC_NAME, publicName);
args.putString(DESCRIPTION, description);
args.putString(EMAIL_ADDRESS, emailAddress);
args.putBoolean(SET_DEFAULT, setDefault);
f.setArguments(args);
return f;
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
View v = inflater.inflate(R.layout.dialog_status, container, false);
mStatus = (TextView) v.findViewById(R.id.status);
if (currentStatus != null && !currentStatus.isEmpty())
mStatus.setText(currentStatus);
return v;
}
@Override
public Object[] getParams() {
Bundle args = getArguments();
return new Object[] {
Boolean.valueOf(args.getBoolean(CREATE_NEW)),
Integer.valueOf(args.getInt(CRYPTO_IMPL_ID)),
args.getString(KEY),
args.getString(PUBLIC_NAME),
args.getString(DESCRIPTION),
args.getString(EMAIL_ADDRESS),
Boolean.valueOf(args.getBoolean(SET_DEFAULT)),
};
}
@Override
public void updateProgress(String... values) {
currentStatus = values[0];
mStatus.setText(currentStatus);
}
@Override
public void taskFinished(String result) {
super.taskFinished(result);
if (getTargetFragment() != null) {
Intent i = new Intent();
i.putExtra("result", result);
getTargetFragment().onActivityResult(
getTargetRequestCode(), Activity.RESULT_OK, i);
}
}
@Override
public void taskCancelled(String error) {
super.taskCancelled(error);
if (getTargetFragment() != null) {
Intent i = new Intent();
i.putExtra("error", error);
getTargetFragment().onActivityResult(
getTargetRequestCode(), Activity.RESULT_CANCELED, i);
}
}
}
private class IdentityWaiter extends RobustAsyncTask<Object, String, String> {
protected String doInBackground(Object... params) {
StatusListener lsnr = new StatusListener() {
public void updateStatus(String status) {
publishProgress(status);
}
};
try {
BoteHelper.createOrModifyIdentity(
(Boolean) params[0],
(Integer) params[1],
(String) params[2],
(String) params[3],
(String) params[4],
(String) params[5],
(Boolean) params[6],
lsnr);
lsnr.updateStatus("Saving identity");
I2PBote.getInstance().getIdentities().save();
return null;
} catch (Throwable e) {
cancel(false);
return e.getMessage();
}
}
}
}