John Spurlock | 4db0d98 | 2014-08-13 09:19:03 -0400 | [diff] [blame] | 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.server.notification; |
| 18 | |
| 19 | import android.app.AlarmManager; |
| 20 | import android.app.PendingIntent; |
| 21 | import android.content.BroadcastReceiver; |
| 22 | import android.content.ComponentName; |
| 23 | import android.content.Context; |
| 24 | import android.content.Intent; |
| 25 | import android.content.IntentFilter; |
| 26 | import android.net.Uri; |
| 27 | import android.service.notification.Condition; |
| 28 | import android.service.notification.ConditionProviderService; |
| 29 | import android.service.notification.IConditionProvider; |
| 30 | import android.service.notification.ZenModeConfig; |
| 31 | import android.service.notification.ZenModeConfig.DowntimeInfo; |
| 32 | import android.text.format.DateFormat; |
| 33 | import android.util.ArraySet; |
| 34 | import android.util.Log; |
| 35 | import android.util.Slog; |
| 36 | |
| 37 | import com.android.internal.R; |
| 38 | import com.android.server.notification.NotificationManagerService.DumpFilter; |
| 39 | |
| 40 | import java.io.PrintWriter; |
| 41 | import java.text.SimpleDateFormat; |
| 42 | import java.util.Calendar; |
| 43 | import java.util.Date; |
| 44 | import java.util.Locale; |
| 45 | import java.util.Objects; |
Jason Monk | d208c79 | 2014-09-05 14:34:32 -0400 | [diff] [blame] | 46 | import java.util.TimeZone; |
John Spurlock | 4db0d98 | 2014-08-13 09:19:03 -0400 | [diff] [blame] | 47 | |
| 48 | /** Built-in zen condition provider for managing downtime */ |
| 49 | public class DowntimeConditionProvider extends ConditionProviderService { |
| 50 | private static final String TAG = "DowntimeConditions"; |
| 51 | private static final boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG); |
| 52 | |
| 53 | public static final ComponentName COMPONENT = |
| 54 | new ComponentName("android", DowntimeConditionProvider.class.getName()); |
| 55 | |
| 56 | private static final String ENTER_ACTION = TAG + ".enter"; |
| 57 | private static final int ENTER_CODE = 100; |
| 58 | private static final String EXIT_ACTION = TAG + ".exit"; |
| 59 | private static final int EXIT_CODE = 101; |
| 60 | private static final String EXTRA_TIME = "time"; |
| 61 | |
| 62 | private final Calendar mCalendar = Calendar.getInstance(); |
| 63 | private final Context mContext = this; |
| 64 | private final ArraySet<Integer> mDays = new ArraySet<Integer>(); |
| 65 | |
| 66 | private boolean mConnected; |
| 67 | private boolean mInDowntime; |
| 68 | private ZenModeConfig mConfig; |
| 69 | private Callback mCallback; |
| 70 | |
| 71 | public DowntimeConditionProvider() { |
| 72 | if (DEBUG) Slog.d(TAG, "new DowntimeConditionProvider()"); |
| 73 | } |
| 74 | |
| 75 | public void dump(PrintWriter pw, DumpFilter filter) { |
| 76 | pw.println(" DowntimeConditionProvider:"); |
| 77 | pw.print(" mConnected="); pw.println(mConnected); |
| 78 | pw.print(" mInDowntime="); pw.println(mInDowntime); |
| 79 | } |
| 80 | |
| 81 | public void attachBase(Context base) { |
| 82 | attachBaseContext(base); |
| 83 | } |
| 84 | |
| 85 | public IConditionProvider asInterface() { |
| 86 | return (IConditionProvider) onBind(null); |
| 87 | } |
| 88 | |
| 89 | public void setCallback(Callback callback) { |
| 90 | mCallback = callback; |
| 91 | } |
| 92 | |
| 93 | @Override |
| 94 | public void onConnected() { |
| 95 | if (DEBUG) Slog.d(TAG, "onConnected"); |
| 96 | mConnected = true; |
| 97 | final IntentFilter filter = new IntentFilter(); |
| 98 | filter.addAction(ENTER_ACTION); |
| 99 | filter.addAction(EXIT_ACTION); |
| 100 | filter.addAction(Intent.ACTION_TIME_CHANGED); |
| 101 | filter.addAction(Intent.ACTION_TIMEZONE_CHANGED); |
| 102 | mContext.registerReceiver(mReceiver, filter); |
| 103 | init(); |
| 104 | } |
| 105 | |
| 106 | @Override |
| 107 | public void onDestroy() { |
| 108 | if (DEBUG) Slog.d(TAG, "onDestroy"); |
| 109 | mConnected = false; |
| 110 | } |
| 111 | |
| 112 | @Override |
| 113 | public void onRequestConditions(int relevance) { |
| 114 | if (DEBUG) Slog.d(TAG, "onRequestConditions relevance=" + relevance); |
| 115 | if ((relevance & Condition.FLAG_RELEVANT_NOW) != 0) { |
| 116 | if (mInDowntime && mConfig != null) { |
| 117 | notifyCondition(createCondition(mConfig.toDowntimeInfo(), Condition.STATE_TRUE)); |
| 118 | } |
| 119 | } |
| 120 | } |
| 121 | |
| 122 | @Override |
| 123 | public void onSubscribe(Uri conditionId) { |
| 124 | if (DEBUG) Slog.d(TAG, "onSubscribe conditionId=" + conditionId); |
| 125 | final DowntimeInfo downtime = ZenModeConfig.tryParseDowntimeConditionId(conditionId); |
| 126 | if (downtime != null && mConfig != null) { |
| 127 | final int state = mConfig.toDowntimeInfo().equals(downtime) && mInDowntime |
| 128 | ? Condition.STATE_TRUE : Condition.STATE_FALSE; |
| 129 | if (DEBUG) Slog.d(TAG, "notify condition state: " + Condition.stateToString(state)); |
| 130 | notifyCondition(createCondition(downtime, state)); |
| 131 | } |
| 132 | } |
| 133 | |
| 134 | @Override |
| 135 | public void onUnsubscribe(Uri conditionId) { |
| 136 | if (DEBUG) Slog.d(TAG, "onUnsubscribe conditionId=" + conditionId); |
| 137 | } |
| 138 | |
| 139 | public void setConfig(ZenModeConfig config) { |
| 140 | if (Objects.equals(mConfig, config)) return; |
| 141 | if (DEBUG) Slog.d(TAG, "setConfig"); |
| 142 | mConfig = config; |
| 143 | if (mConnected) { |
| 144 | init(); |
| 145 | } |
| 146 | } |
| 147 | |
| 148 | public boolean isInDowntime() { |
| 149 | return mInDowntime; |
| 150 | } |
| 151 | |
| 152 | public Condition createCondition(DowntimeInfo downtime, int state) { |
| 153 | if (downtime == null) return null; |
| 154 | final Uri id = ZenModeConfig.toDowntimeConditionId(downtime); |
| 155 | final String skeleton = DateFormat.is24HourFormat(mContext) ? "Hm" : "hma"; |
| 156 | final Locale locale = Locale.getDefault(); |
| 157 | final String pattern = DateFormat.getBestDateTimePattern(locale, skeleton); |
| 158 | final long time = getTime(System.currentTimeMillis(), downtime.endHour, downtime.endMinute); |
| 159 | final String formatted = new SimpleDateFormat(pattern, locale).format(new Date(time)); |
| 160 | final String summary = mContext.getString(R.string.downtime_condition_summary, formatted); |
| 161 | return new Condition(id, summary, "", "", 0, state, Condition.FLAG_RELEVANT_NOW); |
| 162 | } |
| 163 | |
| 164 | public boolean isDowntimeCondition(Condition condition) { |
| 165 | return condition != null && ZenModeConfig.isValidDowntimeConditionId(condition.id); |
| 166 | } |
| 167 | |
| 168 | private void init() { |
| 169 | updateDays(); |
| 170 | reevaluateDowntime(); |
| 171 | updateAlarms(); |
| 172 | } |
| 173 | |
| 174 | private void updateDays() { |
| 175 | mDays.clear(); |
| 176 | if (mConfig != null) { |
| 177 | final int[] days = ZenModeConfig.tryParseDays(mConfig.sleepMode); |
| 178 | for (int i = 0; days != null && i < days.length; i++) { |
| 179 | mDays.add(days[i]); |
| 180 | } |
| 181 | } |
| 182 | } |
| 183 | |
| 184 | private boolean isInDowntime(long time) { |
| 185 | if (mConfig == null || mDays.size() == 0) return false; |
| 186 | final long start = getTime(time, mConfig.sleepStartHour, mConfig.sleepStartMinute); |
| 187 | long end = getTime(time, mConfig.sleepEndHour, mConfig.sleepEndMinute); |
| 188 | if (start == end) return false; |
| 189 | if (end < start) { |
| 190 | end = addDays(end, 1); |
| 191 | } |
| 192 | return isInDowntime(-1, time, start, end) || isInDowntime(0, time, start, end); |
| 193 | } |
| 194 | |
| 195 | private boolean isInDowntime(int daysOffset, long time, long start, long end) { |
John Spurlock | d8826bc | 2014-09-29 15:39:04 -0400 | [diff] [blame] | 196 | final int n = Calendar.SATURDAY; |
| 197 | final int day = ((getDayOfWeek(time) - 1) + (daysOffset % n) + n) % n + 1; |
John Spurlock | 4db0d98 | 2014-08-13 09:19:03 -0400 | [diff] [blame] | 198 | start = addDays(start, daysOffset); |
| 199 | end = addDays(end, daysOffset); |
| 200 | return mDays.contains(day) && time >= start && time < end; |
| 201 | } |
| 202 | |
| 203 | private void reevaluateDowntime() { |
| 204 | final boolean inDowntime = isInDowntime(System.currentTimeMillis()); |
| 205 | if (DEBUG) Slog.d(TAG, "inDowntime=" + inDowntime); |
| 206 | if (inDowntime == mInDowntime) return; |
| 207 | Slog.i(TAG, (inDowntime ? "Entering" : "Exiting" ) + " downtime"); |
| 208 | mInDowntime = inDowntime; |
| 209 | ZenLog.traceDowntime(mInDowntime, getDayOfWeek(System.currentTimeMillis()), mDays); |
| 210 | fireDowntimeChanged(); |
| 211 | } |
| 212 | |
| 213 | private void fireDowntimeChanged() { |
| 214 | if (mCallback != null) { |
| 215 | mCallback.onDowntimeChanged(mInDowntime); |
| 216 | } |
| 217 | } |
| 218 | |
| 219 | private void updateAlarms() { |
| 220 | if (mConfig == null) return; |
| 221 | updateAlarm(ENTER_ACTION, ENTER_CODE, mConfig.sleepStartHour, mConfig.sleepStartMinute); |
| 222 | updateAlarm(EXIT_ACTION, EXIT_CODE, mConfig.sleepEndHour, mConfig.sleepEndMinute); |
| 223 | } |
| 224 | |
| 225 | private int getDayOfWeek(long time) { |
| 226 | mCalendar.setTimeInMillis(time); |
| 227 | return mCalendar.get(Calendar.DAY_OF_WEEK); |
| 228 | } |
| 229 | |
| 230 | private long getTime(long millis, int hour, int min) { |
| 231 | mCalendar.setTimeInMillis(millis); |
| 232 | mCalendar.set(Calendar.HOUR_OF_DAY, hour); |
| 233 | mCalendar.set(Calendar.MINUTE, min); |
| 234 | mCalendar.set(Calendar.SECOND, 0); |
| 235 | mCalendar.set(Calendar.MILLISECOND, 0); |
| 236 | return mCalendar.getTimeInMillis(); |
| 237 | } |
| 238 | |
| 239 | private long addDays(long time, int days) { |
| 240 | mCalendar.setTimeInMillis(time); |
| 241 | mCalendar.add(Calendar.DATE, days); |
| 242 | return mCalendar.getTimeInMillis(); |
| 243 | } |
| 244 | |
| 245 | private void updateAlarm(String action, int requestCode, int hr, int min) { |
| 246 | final AlarmManager alarms = (AlarmManager) mContext.getSystemService(Context.ALARM_SERVICE); |
| 247 | final long now = System.currentTimeMillis(); |
| 248 | mCalendar.setTimeInMillis(now); |
| 249 | mCalendar.set(Calendar.HOUR_OF_DAY, hr); |
| 250 | mCalendar.set(Calendar.MINUTE, min); |
| 251 | mCalendar.set(Calendar.SECOND, 0); |
| 252 | mCalendar.set(Calendar.MILLISECOND, 0); |
| 253 | long time = mCalendar.getTimeInMillis(); |
| 254 | if (time <= now) { |
| 255 | time = addDays(time, 1); |
| 256 | } |
| 257 | final PendingIntent pendingIntent = PendingIntent.getBroadcast(mContext, requestCode, |
| 258 | new Intent(action).putExtra(EXTRA_TIME, time), PendingIntent.FLAG_UPDATE_CURRENT); |
| 259 | alarms.cancel(pendingIntent); |
| 260 | if (mConfig.sleepMode != null) { |
| 261 | if (DEBUG) Slog.d(TAG, String.format("Scheduling %s for %s, %s in the future, now=%s", |
| 262 | action, ts(time), time - now, ts(now))); |
| 263 | alarms.setExact(AlarmManager.RTC_WAKEUP, time, pendingIntent); |
| 264 | } |
| 265 | } |
| 266 | |
| 267 | private static String ts(long time) { |
| 268 | return new Date(time) + " (" + time + ")"; |
| 269 | } |
| 270 | |
| 271 | private BroadcastReceiver mReceiver = new BroadcastReceiver() { |
| 272 | @Override |
| 273 | public void onReceive(Context context, Intent intent) { |
| 274 | final String action = intent.getAction(); |
| 275 | final long now = System.currentTimeMillis(); |
| 276 | if (ENTER_ACTION.equals(action) || EXIT_ACTION.equals(action)) { |
| 277 | final long schTime = intent.getLongExtra(EXTRA_TIME, 0); |
| 278 | if (DEBUG) Slog.d(TAG, String.format("%s scheduled for %s, fired at %s, delta=%s", |
| 279 | action, ts(schTime), ts(now), now - schTime)); |
Jason Monk | d208c79 | 2014-09-05 14:34:32 -0400 | [diff] [blame] | 280 | } else if (Intent.ACTION_TIMEZONE_CHANGED.equals(action)) { |
| 281 | if (DEBUG) Slog.d(TAG, "timezone changed to " + TimeZone.getDefault()); |
| 282 | mCalendar.setTimeZone(TimeZone.getDefault()); |
John Spurlock | 4db0d98 | 2014-08-13 09:19:03 -0400 | [diff] [blame] | 283 | } else { |
| 284 | if (DEBUG) Slog.d(TAG, action + " fired at " + now); |
| 285 | } |
| 286 | reevaluateDowntime(); |
| 287 | updateAlarms(); |
| 288 | } |
| 289 | }; |
| 290 | |
| 291 | public interface Callback { |
| 292 | void onDowntimeChanged(boolean inDowntime); |
| 293 | } |
| 294 | } |