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      1 /*
      2  * Copyright (C) 2014 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.settings.notification;
     18 
     19 import android.app.Notification;
     20 import android.app.NotificationManager;
     21 import android.content.Intent;
     22 import android.content.pm.ActivityInfo;
     23 import android.content.pm.ApplicationInfo;
     24 import android.content.pm.ResolveInfo;
     25 import android.content.pm.UserInfo;
     26 import android.os.Bundle;
     27 import android.os.UserHandle;
     28 import android.service.notification.NotificationListenerService.Ranking;
     29 import android.util.ArrayMap;
     30 import android.util.Log;
     31 
     32 import com.android.internal.logging.MetricsProto.MetricsEvent;
     33 import com.android.internal.widget.LockPatternUtils;
     34 import com.android.settings.AppHeader;
     35 import com.android.settings.R;
     36 import com.android.settings.notification.NotificationBackend.AppRow;
     37 import com.android.settingslib.RestrictedSwitchPreference;
     38 
     39 
     40 import java.util.List;
     41 
     42 /** These settings are per app, so should not be returned in global search results. */
     43 public class AppNotificationSettings extends NotificationSettingsBase {
     44     private static final String TAG = "AppNotificationSettings";
     45     private static final boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG);
     46 
     47     private static final Intent APP_NOTIFICATION_PREFS_CATEGORY_INTENT
     48             = new Intent(Intent.ACTION_MAIN)
     49                 .addCategory(Notification.INTENT_CATEGORY_NOTIFICATION_PREFERENCES);
     50 
     51     private AppRow mAppRow;
     52     private boolean mDndVisualEffectsSuppressed;
     53 
     54     @Override
     55     public void onActivityCreated(Bundle savedInstanceState) {
     56         super.onActivityCreated(savedInstanceState);
     57         if (mAppRow == null) return;
     58         AppHeader.createAppHeader(this, mAppRow.icon, mAppRow.label, mAppRow.pkg, mAppRow.uid,
     59                 mAppRow.settingsIntent);
     60     }
     61 
     62     @Override
     63     protected int getMetricsCategory() {
     64         return MetricsEvent.NOTIFICATION_APP_NOTIFICATION;
     65     }
     66 
     67     @Override
     68     public void onCreate(Bundle savedInstanceState) {
     69         super.onCreate(savedInstanceState);
     70 
     71         addPreferencesFromResource(R.xml.app_notification_settings);
     72         mImportance = (ImportanceSeekBarPreference) findPreference(KEY_IMPORTANCE);
     73         mPriority =
     74                 (RestrictedSwitchPreference) getPreferenceScreen().findPreference(KEY_BYPASS_DND);
     75         mVisibilityOverride =
     76                 (RestrictedDropDownPreference) getPreferenceScreen().findPreference(
     77                         KEY_VISIBILITY_OVERRIDE);
     78         mBlock = (RestrictedSwitchPreference) getPreferenceScreen().findPreference(KEY_BLOCK);
     79         mSilent = (RestrictedSwitchPreference) getPreferenceScreen().findPreference(KEY_SILENT);
     80 
     81         if (mPkgInfo != null) {
     82             mAppRow = mBackend.loadAppRow(mContext, mPm, mPkgInfo);
     83 
     84             NotificationManager.Policy policy =
     85                     NotificationManager.from(mContext).getNotificationPolicy();
     86             mDndVisualEffectsSuppressed = policy == null ? false : policy.suppressedVisualEffects != 0;
     87 
     88             // load settings intent
     89             ArrayMap<String, AppRow> rows = new ArrayMap<String, AppRow>();
     90             rows.put(mAppRow.pkg, mAppRow);
     91             collectConfigActivities(rows);
     92 
     93             setupImportancePrefs(mAppRow.cantBlock, mAppRow.cantSilence,
     94                     mAppRow.appImportance, mAppRow.banned);
     95             setupPriorityPref(mAppRow.appBypassDnd);
     96             setupVisOverridePref(mAppRow.appVisOverride);
     97             updateDependents(mAppRow.appImportance);
     98         }
     99     }
    100 
    101     @Override
    102     protected void updateDependents(int importance) {
    103         LockPatternUtils utils = new LockPatternUtils(getActivity());
    104         boolean lockscreenSecure = utils.isSecure(UserHandle.myUserId());
    105         UserInfo parentUser = mUm.getProfileParent(UserHandle.myUserId());
    106         if (parentUser != null){
    107             lockscreenSecure |= utils.isSecure(parentUser.id);
    108         }
    109 
    110         if (getPreferenceScreen().findPreference(mBlock.getKey()) != null) {
    111             setVisible(mSilent, checkCanBeVisible(Ranking.IMPORTANCE_MIN, importance));
    112             mSilent.setChecked(importance == Ranking.IMPORTANCE_LOW);
    113         }
    114         setVisible(mPriority, checkCanBeVisible(Ranking.IMPORTANCE_DEFAULT, importance)
    115                 || (checkCanBeVisible(Ranking.IMPORTANCE_LOW, importance)
    116                         && mDndVisualEffectsSuppressed));
    117         setVisible(mVisibilityOverride,
    118                 checkCanBeVisible(Ranking.IMPORTANCE_MIN, importance) && lockscreenSecure);
    119     }
    120 
    121     protected boolean checkCanBeVisible(int minImportanceVisible, int importance) {
    122         if (importance == Ranking.IMPORTANCE_UNSPECIFIED) {
    123             return true;
    124         }
    125         return importance >= minImportanceVisible;
    126     }
    127 
    128     private List<ResolveInfo> queryNotificationConfigActivities() {
    129         if (DEBUG) Log.d(TAG, "APP_NOTIFICATION_PREFS_CATEGORY_INTENT is "
    130                 + APP_NOTIFICATION_PREFS_CATEGORY_INTENT);
    131         final List<ResolveInfo> resolveInfos = mPm.queryIntentActivities(
    132                 APP_NOTIFICATION_PREFS_CATEGORY_INTENT,
    133                 0 //PackageManager.MATCH_DEFAULT_ONLY
    134         );
    135         return resolveInfos;
    136     }
    137 
    138     private void collectConfigActivities(ArrayMap<String, AppRow> rows) {
    139         final List<ResolveInfo> resolveInfos = queryNotificationConfigActivities();
    140         applyConfigActivities(rows, resolveInfos);
    141     }
    142 
    143     private void applyConfigActivities(ArrayMap<String, AppRow> rows,
    144             List<ResolveInfo> resolveInfos) {
    145         if (DEBUG) Log.d(TAG, "Found " + resolveInfos.size() + " preference activities"
    146                 + (resolveInfos.size() == 0 ? " ;_;" : ""));
    147         for (ResolveInfo ri : resolveInfos) {
    148             final ActivityInfo activityInfo = ri.activityInfo;
    149             final ApplicationInfo appInfo = activityInfo.applicationInfo;
    150             final AppRow row = rows.get(appInfo.packageName);
    151             if (row == null) {
    152                 if (DEBUG) Log.v(TAG, "Ignoring notification preference activity ("
    153                         + activityInfo.name + ") for unknown package "
    154                         + activityInfo.packageName);
    155                 continue;
    156             }
    157             if (row.settingsIntent != null) {
    158                 if (DEBUG) Log.v(TAG, "Ignoring duplicate notification preference activity ("
    159                         + activityInfo.name + ") for package "
    160                         + activityInfo.packageName);
    161                 continue;
    162             }
    163             row.settingsIntent = new Intent(APP_NOTIFICATION_PREFS_CATEGORY_INTENT)
    164                     .setClassName(activityInfo.packageName, activityInfo.name);
    165         }
    166     }
    167 }
    168