198 lines
7 KiB
Java
198 lines
7 KiB
Java
/*
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* Copyright (C) 2014 Dominik Schürmann <dominik@dominikschuermann.de>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.sufficientlysecure.keychain.ui;
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import android.app.Activity;
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import android.content.Context;
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import android.os.Bundle;
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import android.support.v4.app.Fragment;
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import android.text.method.HideReturnsTransformationMethod;
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import android.text.method.PasswordTransformationMethod;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.view.inputmethod.InputMethodManager;
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import android.widget.CheckBox;
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import android.widget.CompoundButton;
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import android.widget.EditText;
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import org.sufficientlysecure.keychain.R;
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import org.sufficientlysecure.keychain.ui.CreateKeyActivity.FragAction;
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import org.sufficientlysecure.keychain.ui.widget.PassphraseEditText;
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import java.util.ArrayList;
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public class CreateKeyPassphraseFragment extends Fragment {
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public static final String ARG_NAME = "name";
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public static final String ARG_EMAIL = "email";
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public static final String ARG_ADDITIONAL_EMAILS = "emails";
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// model
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String mName;
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String mEmail;
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ArrayList<String> mAdditionalEmails;
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// view
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CreateKeyActivity mCreateKeyActivity;
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PassphraseEditText mPassphraseEdit;
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EditText mPassphraseEditAgain;
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CheckBox mShowPassphrase;
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View mBackButton;
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View mNextButton;
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/**
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* Creates new instance of this fragment
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*/
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public static CreateKeyPassphraseFragment newInstance(String name, String email,
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ArrayList<String> additionalEmails) {
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CreateKeyPassphraseFragment frag = new CreateKeyPassphraseFragment();
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Bundle args = new Bundle();
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args.putString(ARG_NAME, name);
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args.putString(ARG_EMAIL, email);
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args.putStringArrayList(ARG_ADDITIONAL_EMAILS, additionalEmails);
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frag.setArguments(args);
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return frag;
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}
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/**
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* Checks if text of given EditText is not empty. If it is empty an error is
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* set and the EditText gets the focus.
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*
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* @param context
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* @param editText
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* @return true if EditText is not empty
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*/
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private static boolean isEditTextNotEmpty(Context context, EditText editText) {
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boolean output = true;
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if (editText.getText().toString().length() == 0) {
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editText.setError(context.getString(R.string.create_key_empty));
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editText.requestFocus();
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output = false;
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} else {
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editText.setError(null);
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}
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return output;
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}
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private static boolean areEditTextsEqual(Context context, EditText editText1, EditText editText2) {
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boolean output = true;
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if (!editText1.getText().toString().equals(editText2.getText().toString())) {
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editText2.setError(context.getString(R.string.create_key_passphrases_not_equal));
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editText2.requestFocus();
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output = false;
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} else {
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editText2.setError(null);
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}
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return output;
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}
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@Override
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public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
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View view = inflater.inflate(R.layout.create_key_passphrase_fragment, container, false);
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mPassphraseEdit = (PassphraseEditText) view.findViewById(R.id.create_key_passphrase);
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mPassphraseEditAgain = (EditText) view.findViewById(R.id.create_key_passphrase_again);
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mShowPassphrase = (CheckBox) view.findViewById(R.id.create_key_show_passphrase);
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mBackButton = view.findViewById(R.id.create_key_back_button);
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mNextButton = view.findViewById(R.id.create_key_next_button);
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// initial values
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mName = getArguments().getString(ARG_NAME);
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mEmail = getArguments().getString(ARG_EMAIL);
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mAdditionalEmails = getArguments().getStringArrayList(ARG_ADDITIONAL_EMAILS);
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mPassphraseEdit.requestFocus();
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mBackButton.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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back();
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}
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});
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mNextButton.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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createKeyCheck();
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}
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});
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mShowPassphrase.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
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@Override
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public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
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if (isChecked) {
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mPassphraseEdit.setTransformationMethod(HideReturnsTransformationMethod.getInstance());
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mPassphraseEditAgain.setTransformationMethod(HideReturnsTransformationMethod.getInstance());
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} else {
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mPassphraseEdit.setTransformationMethod(PasswordTransformationMethod.getInstance());
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mPassphraseEditAgain.setTransformationMethod(PasswordTransformationMethod.getInstance());
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}
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}
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});
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return view;
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}
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@Override
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public void onAttach(Activity activity) {
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super.onAttach(activity);
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mCreateKeyActivity = (CreateKeyActivity) getActivity();
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}
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private void back() {
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hideKeyboard();
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mCreateKeyActivity.loadFragment(null, null, FragAction.TO_LEFT);
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}
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private void createKeyCheck() {
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if (isEditTextNotEmpty(getActivity(), mPassphraseEdit)
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&& areEditTextsEqual(getActivity(), mPassphraseEdit, mPassphraseEditAgain)) {
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CreateKeyFinalFragment frag =
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CreateKeyFinalFragment.newInstance(
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mName,
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mEmail,
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mAdditionalEmails,
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mPassphraseEdit.getText().toString()
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);
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hideKeyboard();
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mCreateKeyActivity.loadFragment(null, frag, FragAction.TO_RIGHT);
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}
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}
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private void hideKeyboard() {
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if (getActivity() == null) {
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return;
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}
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InputMethodManager inputManager = (InputMethodManager) getActivity()
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.getSystemService(Context.INPUT_METHOD_SERVICE);
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// check if no view has focus
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View v = getActivity().getCurrentFocus();
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if (v == null)
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return;
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inputManager.hideSoftInputFromWindow(v.getWindowToken(), 0);
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}
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}
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