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      1 /*
      2  * Copyright (C) 2017 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.tv.settings.connectivity.setup;
     18 
     19 import android.arch.lifecycle.ViewModelProviders;
     20 import android.content.Context;
     21 import android.os.Bundle;
     22 import android.support.v17.leanback.widget.GuidanceStylist;
     23 import android.support.v17.leanback.widget.GuidedAction;
     24 import android.support.v17.leanback.widget.GuidedActionsStylist;
     25 import android.support.v4.app.Fragment;
     26 import android.support.v4.app.FragmentActivity;
     27 import android.view.View;
     28 
     29 import com.android.tv.settings.R;
     30 import com.android.tv.settings.connectivity.util.AdvancedOptionsFlowUtil;
     31 import com.android.tv.settings.connectivity.util.State;
     32 import com.android.tv.settings.connectivity.util.StateMachine;
     33 
     34 import java.util.List;
     35 
     36 /**
     37  * State responsible for showing proxy bypass page.
     38  */
     39 public class ProxyBypassState implements State {
     40     private final FragmentActivity mActivity;
     41     private Fragment mFragment;
     42 
     43     public ProxyBypassState(FragmentActivity activity) {
     44         mActivity = activity;
     45     }
     46 
     47     @Override
     48     public void processForward() {
     49         mFragment = new ProxyBypassFragment();
     50         FragmentChangeListener listener = (FragmentChangeListener) mActivity;
     51         if (listener != null) {
     52             listener.onFragmentChange(mFragment, true);
     53         }
     54     }
     55 
     56     @Override
     57     public void processBackward() {
     58         mFragment = new ProxyBypassFragment();
     59         FragmentChangeListener listener = (FragmentChangeListener) mActivity;
     60         if (listener != null) {
     61             listener.onFragmentChange(mFragment, false);
     62         }
     63     }
     64 
     65     @Override
     66     public Fragment getFragment() {
     67         return mFragment;
     68     }
     69 
     70     /**
     71      * Fragment that needs user to enter proxy bypass.
     72      */
     73     public static class ProxyBypassFragment extends WifiConnectivityGuidedStepFragment {
     74         private StateMachine mStateMachine;
     75         private AdvancedOptionsFlowInfo mAdvancedOptionsFlowInfo;
     76         private GuidedAction mAction;
     77 
     78         @Override
     79         public GuidanceStylist.Guidance onCreateGuidance(Bundle savedInstanceState) {
     80             return new GuidanceStylist.Guidance(
     81                     getString(R.string.title_wifi_proxy_bypass),
     82                     getString(R.string.proxy_exclusionlist_description),
     83                     null,
     84                     null);
     85         }
     86 
     87         @Override
     88         public void onCreate(Bundle savedInstanceState) {
     89             mAdvancedOptionsFlowInfo = ViewModelProviders
     90                     .of(getActivity())
     91                     .get(AdvancedOptionsFlowInfo.class);
     92             mStateMachine = ViewModelProviders
     93                     .of(getActivity())
     94                     .get(StateMachine.class);
     95             super.onCreate(savedInstanceState);
     96         }
     97 
     98         @Override
     99         public GuidedActionsStylist onCreateActionsStylist() {
    100             return new GuidedActionsStylist() {
    101                 @Override
    102                 public int onProvideItemLayoutId() {
    103                     return R.layout.setup_text_input_item;
    104                 }
    105             };
    106         }
    107 
    108         @Override
    109         public void onCreateActions(List<GuidedAction> actions, Bundle savedInstanceState) {
    110             String title = getString(R.string.proxy_exclusionlist_hint);
    111             if (mAdvancedOptionsFlowInfo.containsPage(AdvancedOptionsFlowInfo.PROXY_BYPASS)) {
    112                 title = mAdvancedOptionsFlowInfo.get(AdvancedOptionsFlowInfo.PROXY_BYPASS);
    113             }  else if (mAdvancedOptionsFlowInfo.getInitialProxyInfo() != null) {
    114                 title = mAdvancedOptionsFlowInfo.getInitialProxyInfo().getExclusionListAsString();
    115             }
    116 
    117             Context context = getActivity();
    118             mAction = new GuidedAction.Builder(context)
    119                     .title(title)
    120                     .editable(true)
    121                     .id(GuidedAction.ACTION_ID_CONTINUE)
    122                     .build();
    123             actions.add(mAction);
    124         }
    125 
    126         @Override
    127         public void onViewCreated(View view, Bundle savedInstanceState) {
    128             openInEditMode(mAction);
    129         }
    130 
    131         @Override
    132         public long onGuidedActionEditedAndProceed(GuidedAction action) {
    133             if (action.getId() == GuidedAction.ACTION_ID_CONTINUE) {
    134                 mAdvancedOptionsFlowInfo.put(AdvancedOptionsFlowInfo.PROXY_BYPASS,
    135                         action.getTitle());
    136                 int proxySettingsResult = AdvancedOptionsFlowUtil.processProxySettings(
    137                         getActivity());
    138                 if (proxySettingsResult == 0) {
    139                     if (mAdvancedOptionsFlowInfo.isSettingsFlow()) {
    140                         mStateMachine.getListener().onComplete(StateMachine.ADVANCED_FLOW_COMPLETE);
    141                     } else {
    142                         mStateMachine.getListener().onComplete(StateMachine.IP_SETTINGS);
    143                     }
    144                 } else {
    145                     mStateMachine.getListener().onComplete(StateMachine.PROXY_SETTINGS_INVALID);
    146                 }
    147             }
    148             return action.getId();
    149         }
    150     }
    151 }
    152