| /* |
| * Copyright (C) 2017 The Android Open Source Project |
| * |
| * 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 com.android.tv.settings.connectivity.setup; |
| |
| import androidx.lifecycle.ViewModelProviders; |
| import android.content.Context; |
| import android.net.wifi.WifiConfiguration; |
| import android.os.Bundle; |
| import androidx.annotation.NonNull; |
| import androidx.leanback.widget.GuidanceStylist; |
| import androidx.leanback.widget.GuidedAction; |
| import androidx.leanback.widget.GuidedActionsStylist; |
| import androidx.fragment.app.Fragment; |
| import androidx.fragment.app.FragmentActivity; |
| import android.text.InputType; |
| import android.view.LayoutInflater; |
| import android.view.View; |
| import android.view.ViewGroup; |
| import android.widget.CheckBox; |
| import android.widget.EditText; |
| |
| import com.android.settingslib.wifi.AccessPoint; |
| import com.android.tv.settings.R; |
| import com.android.tv.settings.connectivity.util.GuidedActionsAlignUtil; |
| import com.android.tv.settings.connectivity.util.State; |
| import com.android.tv.settings.connectivity.util.StateMachine; |
| |
| import java.util.List; |
| |
| /** |
| * State responsible for entering the password. |
| */ |
| public class EnterPasswordState implements State { |
| private final FragmentActivity mActivity; |
| private Fragment mFragment; |
| |
| public EnterPasswordState(FragmentActivity activity) { |
| mActivity = activity; |
| } |
| |
| @Override |
| public void processForward() { |
| mFragment = new EnterPasswordFragment(); |
| FragmentChangeListener listener = (FragmentChangeListener) mActivity; |
| listener.onFragmentChange(mFragment, true); |
| } |
| |
| @Override |
| public void processBackward() { |
| mFragment = new EnterPasswordFragment(); |
| FragmentChangeListener listener = (FragmentChangeListener) mActivity; |
| listener.onFragmentChange(mFragment, false); |
| } |
| |
| @Override |
| public Fragment getFragment() { |
| return mFragment; |
| } |
| |
| /** |
| * Fragment that enters password of the Wi-Fi. |
| */ |
| public static class EnterPasswordFragment extends WifiConnectivityGuidedStepFragment { |
| private static final int PSK_MIN_LENGTH = 8; |
| private static final int WEP_MIN_LENGTH = 5; |
| private UserChoiceInfo mUserChoiceInfo; |
| private StateMachine mStateMachine; |
| private EditText mTextInput; |
| private CheckBox mCheckBox; |
| |
| @NonNull |
| @Override |
| public GuidanceStylist.Guidance onCreateGuidance(Bundle savedInstanceState) { |
| String title = getString( |
| R.string.wifi_setup_input_password, |
| mUserChoiceInfo.getWifiConfiguration().getPrintableSsid()); |
| return new GuidanceStylist.Guidance( |
| title, |
| null, |
| null, |
| null); |
| } |
| |
| @Override |
| public GuidedActionsStylist onCreateActionsStylist() { |
| return new GuidedActionsStylist() { |
| @Override |
| public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) { |
| LayoutInflater inflater = LayoutInflater.from(parent.getContext()); |
| View v = inflater.inflate(onProvideItemLayoutId(viewType), parent, false); |
| return new PasswordViewHolder(v); |
| } |
| |
| @Override |
| public void onBindViewHolder(ViewHolder vh, GuidedAction action) { |
| super.onBindViewHolder(vh, action); |
| if (action.getId() == GuidedAction.ACTION_ID_CONTINUE) { |
| PasswordViewHolder viewHolder = (PasswordViewHolder) vh; |
| mTextInput = (EditText) viewHolder.getTitleView(); |
| mCheckBox = viewHolder.mCheckbox; |
| mCheckBox.setOnClickListener(view -> { |
| updatePasswordInputObfuscation(); |
| EnterPasswordFragment.this.openInEditMode(action); |
| }); |
| mCheckBox.setChecked(mUserChoiceInfo.isPasswordHidden()); |
| updatePasswordInputObfuscation(); |
| openInEditMode(action); |
| } |
| } |
| |
| @Override |
| public int onProvideItemLayoutId() { |
| return R.layout.setup_password_item; |
| } |
| }; |
| } |
| |
| @Override |
| public void onCreate(Bundle savedInstanceState) { |
| mUserChoiceInfo = ViewModelProviders |
| .of(getActivity()) |
| .get(UserChoiceInfo.class); |
| mStateMachine = ViewModelProviders |
| .of(getActivity()) |
| .get(StateMachine.class); |
| super.onCreate(savedInstanceState); |
| } |
| |
| @Override |
| public void onCreateActions(@NonNull List<GuidedAction> actions, |
| Bundle savedInstanceState) { |
| Context context = getActivity(); |
| CharSequence prevPassword = mUserChoiceInfo.getPageSummary(UserChoiceInfo.PASSWORD); |
| boolean isPasswordHidden = mUserChoiceInfo.isPasswordHidden(); |
| actions.add(new GuidedAction.Builder(context) |
| .title(prevPassword == null ? "" : prevPassword) |
| .editInputType(InputType.TYPE_CLASS_TEXT |
| | (isPasswordHidden |
| ? InputType.TYPE_TEXT_VARIATION_PASSWORD |
| : InputType.TYPE_TEXT_VARIATION_VISIBLE_PASSWORD)) |
| .id(GuidedAction.ACTION_ID_CONTINUE) |
| .editable(true) |
| .build()); |
| } |
| |
| @Override |
| public long onGuidedActionEditedAndProceed(GuidedAction action) { |
| if (action.getId() == GuidedAction.ACTION_ID_CONTINUE) { |
| String password = action.getTitle().toString(); |
| if (password.length() >= WEP_MIN_LENGTH) { |
| mUserChoiceInfo.put(UserChoiceInfo.PASSWORD, action.getTitle().toString()); |
| mUserChoiceInfo.setPasswordHidden(mCheckBox.isChecked()); |
| setWifiConfigurationPassword(password); |
| mStateMachine.getListener().onComplete(StateMachine.OPTIONS_OR_CONNECT); |
| } |
| } |
| return action.getId(); |
| } |
| |
| private void updatePasswordInputObfuscation() { |
| mTextInput.setInputType(InputType.TYPE_CLASS_TEXT |
| | (mCheckBox.isChecked() |
| ? InputType.TYPE_TEXT_VARIATION_PASSWORD |
| : InputType.TYPE_TEXT_VARIATION_VISIBLE_PASSWORD)); |
| } |
| |
| private void setWifiConfigurationPassword(String password) { |
| int wifiSecurity = mUserChoiceInfo.getWifiSecurity(); |
| WifiConfiguration wifiConfiguration = mUserChoiceInfo.getWifiConfiguration(); |
| if (wifiSecurity == AccessPoint.SECURITY_WEP) { |
| int length = password.length(); |
| // WEP-40, WEP-104, and 256-bit WEP (WEP-232?) |
| if ((length == 10 || length == 26 || length == 32 || length == 58) |
| && password.matches("[0-9A-Fa-f]*")) { |
| wifiConfiguration.wepKeys[0] = password; |
| } else if (length == 5 || length == 13 || length == 16 || length == 29) { |
| wifiConfiguration.wepKeys[0] = '"' + password + '"'; |
| } |
| } else { |
| if (wifiSecurity == AccessPoint.SECURITY_PSK |
| && password.length() < PSK_MIN_LENGTH) { |
| return; |
| } |
| if (password.matches("[0-9A-Fa-f]{64}")) { |
| wifiConfiguration.preSharedKey = password; |
| } else { |
| wifiConfiguration.preSharedKey = '"' + password + '"'; |
| } |
| } |
| } |
| |
| private static class PasswordViewHolder extends GuidedActionsAlignUtil.SetupViewHolder { |
| CheckBox mCheckbox; |
| |
| PasswordViewHolder(View v) { |
| super(v); |
| mCheckbox = v.findViewById(R.id.password_checkbox); |
| } |
| } |
| } |
| } |