1 /**
2  * Copyright (c) 2014, The Android Open Source Project
3  *
4  * Licensed under the Apache License,  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 android.service.notification;
18 
19 import static android.app.NotificationManager.Policy.SUPPRESSED_EFFECT_FULL_SCREEN_INTENT;
20 import static android.app.NotificationManager.Policy.SUPPRESSED_EFFECT_LIGHTS;
21 import static android.app.NotificationManager.Policy.SUPPRESSED_EFFECT_PEEK;
22 
23 import android.app.ActivityManager;
24 import android.app.AlarmManager;
25 import android.app.NotificationManager;
26 import android.app.NotificationManager.Policy;
27 import android.content.ComponentName;
28 import android.content.Context;
29 import android.content.pm.ApplicationInfo;
30 import android.content.pm.PackageManager;
31 import android.content.res.Resources;
32 import android.net.Uri;
33 import android.os.Parcel;
34 import android.os.Parcelable;
35 import android.os.UserHandle;
36 import android.provider.Settings.Global;
37 import android.text.TextUtils;
38 import android.text.format.DateFormat;
39 import android.util.ArrayMap;
40 import android.util.ArraySet;
41 import android.util.Slog;
42 import android.util.proto.ProtoOutputStream;
43 
44 import com.android.internal.R;
45 
46 import org.xmlpull.v1.XmlPullParser;
47 import org.xmlpull.v1.XmlPullParserException;
48 import org.xmlpull.v1.XmlSerializer;
49 
50 import java.io.IOException;
51 import java.util.ArrayList;
52 import java.util.Arrays;
53 import java.util.Calendar;
54 import java.util.Date;
55 import java.util.GregorianCalendar;
56 import java.util.List;
57 import java.util.Locale;
58 import java.util.Objects;
59 import java.util.TimeZone;
60 import java.util.UUID;
61 
62 /**
63  * Persisted configuration for zen mode.
64  *
65  * @hide
66  */
67 public class ZenModeConfig implements Parcelable {
68     private static String TAG = "ZenModeConfig";
69 
70     public static final int SOURCE_ANYONE = 0;
71     public static final int SOURCE_CONTACT = 1;
72     public static final int SOURCE_STAR = 2;
73     public static final int MAX_SOURCE = SOURCE_STAR;
74     private static final int DEFAULT_SOURCE = SOURCE_CONTACT;
75     private static final int DEFAULT_CALLS_SOURCE = SOURCE_STAR;
76 
77     public static final String EVENTS_DEFAULT_RULE_ID = "EVENTS_DEFAULT_RULE";
78     public static final String EVERY_NIGHT_DEFAULT_RULE_ID = "EVERY_NIGHT_DEFAULT_RULE";
79     public static final List<String> DEFAULT_RULE_IDS = Arrays.asList(EVERY_NIGHT_DEFAULT_RULE_ID,
80             EVENTS_DEFAULT_RULE_ID);
81 
82     public static final int[] ALL_DAYS = { Calendar.SUNDAY, Calendar.MONDAY, Calendar.TUESDAY,
83             Calendar.WEDNESDAY, Calendar.THURSDAY, Calendar.FRIDAY, Calendar.SATURDAY };
84 
85     public static final int[] MINUTE_BUCKETS = generateMinuteBuckets();
86     private static final int SECONDS_MS = 1000;
87     private static final int MINUTES_MS = 60 * SECONDS_MS;
88     private static final int DAY_MINUTES = 24 * 60;
89     private static final int ZERO_VALUE_MS = 10 * SECONDS_MS;
90 
91     // Default allow categories set in readXml() from default_zen_mode_config.xml,
92     // fallback/upgrade values:
93     private static final boolean DEFAULT_ALLOW_ALARMS = true;
94     private static final boolean DEFAULT_ALLOW_MEDIA = true;
95     private static final boolean DEFAULT_ALLOW_SYSTEM = false;
96     private static final boolean DEFAULT_ALLOW_CALLS = true;
97     private static final boolean DEFAULT_ALLOW_MESSAGES = false;
98     private static final boolean DEFAULT_ALLOW_REMINDERS = false;
99     private static final boolean DEFAULT_ALLOW_EVENTS = false;
100     private static final boolean DEFAULT_ALLOW_REPEAT_CALLERS = true;
101     private static final boolean DEFAULT_CHANNELS_BYPASSING_DND = false;
102     private static final int DEFAULT_SUPPRESSED_VISUAL_EFFECTS = 0;
103 
104     public static final int XML_VERSION = 8;
105     public static final String ZEN_TAG = "zen";
106     private static final String ZEN_ATT_VERSION = "version";
107     private static final String ZEN_ATT_USER = "user";
108     private static final String ALLOW_TAG = "allow";
109     private static final String ALLOW_ATT_ALARMS = "alarms";
110     private static final String ALLOW_ATT_MEDIA = "media";
111     private static final String ALLOW_ATT_SYSTEM = "system";
112     private static final String ALLOW_ATT_CALLS = "calls";
113     private static final String ALLOW_ATT_REPEAT_CALLERS = "repeatCallers";
114     private static final String ALLOW_ATT_MESSAGES = "messages";
115     private static final String ALLOW_ATT_FROM = "from";
116     private static final String ALLOW_ATT_CALLS_FROM = "callsFrom";
117     private static final String ALLOW_ATT_MESSAGES_FROM = "messagesFrom";
118     private static final String ALLOW_ATT_REMINDERS = "reminders";
119     private static final String ALLOW_ATT_EVENTS = "events";
120     private static final String ALLOW_ATT_SCREEN_OFF = "visualScreenOff";
121     private static final String ALLOW_ATT_SCREEN_ON = "visualScreenOn";
122     private static final String DISALLOW_TAG = "disallow";
123     private static final String DISALLOW_ATT_VISUAL_EFFECTS = "visualEffects";
124     private static final String STATE_TAG = "state";
125     private static final String STATE_ATT_CHANNELS_BYPASSING_DND = "areChannelsBypassingDnd";
126 
127     private static final String CONDITION_ATT_ID = "id";
128     private static final String CONDITION_ATT_SUMMARY = "summary";
129     private static final String CONDITION_ATT_LINE1 = "line1";
130     private static final String CONDITION_ATT_LINE2 = "line2";
131     private static final String CONDITION_ATT_ICON = "icon";
132     private static final String CONDITION_ATT_STATE = "state";
133     private static final String CONDITION_ATT_FLAGS = "flags";
134 
135     private static final String MANUAL_TAG = "manual";
136     private static final String AUTOMATIC_TAG = "automatic";
137 
138     private static final String RULE_ATT_ID = "ruleId";
139     private static final String RULE_ATT_ENABLED = "enabled";
140     private static final String RULE_ATT_SNOOZING = "snoozing";
141     private static final String RULE_ATT_NAME = "name";
142     private static final String RULE_ATT_COMPONENT = "component";
143     private static final String RULE_ATT_ZEN = "zen";
144     private static final String RULE_ATT_CONDITION_ID = "conditionId";
145     private static final String RULE_ATT_CREATION_TIME = "creationTime";
146     private static final String RULE_ATT_ENABLER = "enabler";
147 
148     public boolean allowAlarms = DEFAULT_ALLOW_ALARMS;
149     public boolean allowMedia = DEFAULT_ALLOW_MEDIA;
150     public boolean allowSystem = DEFAULT_ALLOW_SYSTEM;
151     public boolean allowCalls = DEFAULT_ALLOW_CALLS;
152     public boolean allowRepeatCallers = DEFAULT_ALLOW_REPEAT_CALLERS;
153     public boolean allowMessages = DEFAULT_ALLOW_MESSAGES;
154     public boolean allowReminders = DEFAULT_ALLOW_REMINDERS;
155     public boolean allowEvents = DEFAULT_ALLOW_EVENTS;
156     public int allowCallsFrom = DEFAULT_CALLS_SOURCE;
157     public int allowMessagesFrom = DEFAULT_SOURCE;
158     public int user = UserHandle.USER_SYSTEM;
159     public int suppressedVisualEffects = DEFAULT_SUPPRESSED_VISUAL_EFFECTS;
160     public boolean areChannelsBypassingDnd = DEFAULT_CHANNELS_BYPASSING_DND;
161     public int version;
162 
163     public ZenRule manualRule;
164     public ArrayMap<String, ZenRule> automaticRules = new ArrayMap<>();
165 
ZenModeConfig()166     public ZenModeConfig() { }
167 
ZenModeConfig(Parcel source)168     public ZenModeConfig(Parcel source) {
169         allowCalls = source.readInt() == 1;
170         allowRepeatCallers = source.readInt() == 1;
171         allowMessages = source.readInt() == 1;
172         allowReminders = source.readInt() == 1;
173         allowEvents = source.readInt() == 1;
174         allowCallsFrom = source.readInt();
175         allowMessagesFrom = source.readInt();
176         user = source.readInt();
177         manualRule = source.readParcelable(null);
178         final int len = source.readInt();
179         if (len > 0) {
180             final String[] ids = new String[len];
181             final ZenRule[] rules = new ZenRule[len];
182             source.readStringArray(ids);
183             source.readTypedArray(rules, ZenRule.CREATOR);
184             for (int i = 0; i < len; i++) {
185                 automaticRules.put(ids[i], rules[i]);
186             }
187         }
188         allowAlarms = source.readInt() == 1;
189         allowMedia = source.readInt() == 1;
190         allowSystem = source.readInt() == 1;
191         suppressedVisualEffects = source.readInt();
192         areChannelsBypassingDnd = source.readInt() == 1;
193     }
194 
195     @Override
writeToParcel(Parcel dest, int flags)196     public void writeToParcel(Parcel dest, int flags) {
197         dest.writeInt(allowCalls ? 1 : 0);
198         dest.writeInt(allowRepeatCallers ? 1 : 0);
199         dest.writeInt(allowMessages ? 1 : 0);
200         dest.writeInt(allowReminders ? 1 : 0);
201         dest.writeInt(allowEvents ? 1 : 0);
202         dest.writeInt(allowCallsFrom);
203         dest.writeInt(allowMessagesFrom);
204         dest.writeInt(user);
205         dest.writeParcelable(manualRule, 0);
206         if (!automaticRules.isEmpty()) {
207             final int len = automaticRules.size();
208             final String[] ids = new String[len];
209             final ZenRule[] rules = new ZenRule[len];
210             for (int i = 0; i < len; i++) {
211                 ids[i] = automaticRules.keyAt(i);
212                 rules[i] = automaticRules.valueAt(i);
213             }
214             dest.writeInt(len);
215             dest.writeStringArray(ids);
216             dest.writeTypedArray(rules, 0);
217         } else {
218             dest.writeInt(0);
219         }
220         dest.writeInt(allowAlarms ? 1 : 0);
221         dest.writeInt(allowMedia ? 1 : 0);
222         dest.writeInt(allowSystem ? 1 : 0);
223         dest.writeInt(suppressedVisualEffects);
224         dest.writeInt(areChannelsBypassingDnd ? 1 : 0);
225     }
226 
227     @Override
toString()228     public String toString() {
229         return new StringBuilder(ZenModeConfig.class.getSimpleName()).append('[')
230                 .append("user=").append(user)
231                 .append(",allowAlarms=").append(allowAlarms)
232                 .append(",allowMedia=").append(allowMedia)
233                 .append(",allowSystem=").append(allowSystem)
234                 .append(",allowReminders=").append(allowReminders)
235                 .append(",allowEvents=").append(allowEvents)
236                 .append(",allowCalls=").append(allowCalls)
237                 .append(",allowRepeatCallers=").append(allowRepeatCallers)
238                 .append(",allowMessages=").append(allowMessages)
239                 .append(",allowCallsFrom=").append(sourceToString(allowCallsFrom))
240                 .append(",allowMessagesFrom=").append(sourceToString(allowMessagesFrom))
241                 .append(",suppressedVisualEffects=").append(suppressedVisualEffects)
242                 .append(",areChannelsBypassingDnd=").append(areChannelsBypassingDnd)
243                 .append(",automaticRules=").append(automaticRules)
244                 .append(",manualRule=").append(manualRule)
245                 .append(']').toString();
246     }
247 
diff(ZenModeConfig to)248     private Diff diff(ZenModeConfig to) {
249         final Diff d = new Diff();
250         if (to == null) {
251             return d.addLine("config", "delete");
252         }
253         if (user != to.user) {
254             d.addLine("user", user, to.user);
255         }
256         if (allowAlarms != to.allowAlarms) {
257             d.addLine("allowAlarms", allowAlarms, to.allowAlarms);
258         }
259         if (allowMedia != to.allowMedia) {
260             d.addLine("allowMedia", allowMedia, to.allowMedia);
261         }
262         if (allowSystem != to.allowSystem) {
263             d.addLine("allowSystem", allowSystem, to.allowSystem);
264         }
265         if (allowCalls != to.allowCalls) {
266             d.addLine("allowCalls", allowCalls, to.allowCalls);
267         }
268         if (allowReminders != to.allowReminders) {
269             d.addLine("allowReminders", allowReminders, to.allowReminders);
270         }
271         if (allowEvents != to.allowEvents) {
272             d.addLine("allowEvents", allowEvents, to.allowEvents);
273         }
274         if (allowRepeatCallers != to.allowRepeatCallers) {
275             d.addLine("allowRepeatCallers", allowRepeatCallers, to.allowRepeatCallers);
276         }
277         if (allowMessages != to.allowMessages) {
278             d.addLine("allowMessages", allowMessages, to.allowMessages);
279         }
280         if (allowCallsFrom != to.allowCallsFrom) {
281             d.addLine("allowCallsFrom", allowCallsFrom, to.allowCallsFrom);
282         }
283         if (allowMessagesFrom != to.allowMessagesFrom) {
284             d.addLine("allowMessagesFrom", allowMessagesFrom, to.allowMessagesFrom);
285         }
286         if (suppressedVisualEffects != to.suppressedVisualEffects) {
287             d.addLine("suppressedVisualEffects", suppressedVisualEffects,
288                     to.suppressedVisualEffects);
289         }
290         final ArraySet<String> allRules = new ArraySet<>();
291         addKeys(allRules, automaticRules);
292         addKeys(allRules, to.automaticRules);
293         final int N = allRules.size();
294         for (int i = 0; i < N; i++) {
295             final String rule = allRules.valueAt(i);
296             final ZenRule fromRule = automaticRules != null ? automaticRules.get(rule) : null;
297             final ZenRule toRule = to.automaticRules != null ? to.automaticRules.get(rule) : null;
298             ZenRule.appendDiff(d, "automaticRule[" + rule + "]", fromRule, toRule);
299         }
300         ZenRule.appendDiff(d, "manualRule", manualRule, to.manualRule);
301 
302         if (areChannelsBypassingDnd != to.areChannelsBypassingDnd) {
303             d.addLine("areChannelsBypassingDnd", areChannelsBypassingDnd,
304                     to.areChannelsBypassingDnd);
305         }
306         return d;
307     }
308 
diff(ZenModeConfig from, ZenModeConfig to)309     public static Diff diff(ZenModeConfig from, ZenModeConfig to) {
310         if (from == null) {
311             final Diff d = new Diff();
312             if (to != null) {
313                 d.addLine("config", "insert");
314             }
315             return d;
316         }
317         return from.diff(to);
318     }
319 
addKeys(ArraySet<T> set, ArrayMap<T, ?> map)320     private static <T> void addKeys(ArraySet<T> set, ArrayMap<T, ?> map) {
321         if (map != null) {
322             for (int i = 0; i < map.size(); i++) {
323                 set.add(map.keyAt(i));
324             }
325         }
326     }
327 
isValid()328     public boolean isValid() {
329         if (!isValidManualRule(manualRule)) return false;
330         final int N = automaticRules.size();
331         for (int i = 0; i < N; i++) {
332             if (!isValidAutomaticRule(automaticRules.valueAt(i))) return false;
333         }
334         return true;
335     }
336 
isValidManualRule(ZenRule rule)337     private static boolean isValidManualRule(ZenRule rule) {
338         return rule == null || Global.isValidZenMode(rule.zenMode) && sameCondition(rule);
339     }
340 
isValidAutomaticRule(ZenRule rule)341     private static boolean isValidAutomaticRule(ZenRule rule) {
342         return rule != null && !TextUtils.isEmpty(rule.name) && Global.isValidZenMode(rule.zenMode)
343                 && rule.conditionId != null && sameCondition(rule);
344     }
345 
sameCondition(ZenRule rule)346     private static boolean sameCondition(ZenRule rule) {
347         if (rule == null) return false;
348         if (rule.conditionId == null) {
349             return rule.condition == null;
350         } else {
351             return rule.condition == null || rule.conditionId.equals(rule.condition.id);
352         }
353     }
354 
generateMinuteBuckets()355     private static int[] generateMinuteBuckets() {
356         final int maxHrs = 12;
357         final int[] buckets = new int[maxHrs + 3];
358         buckets[0] = 15;
359         buckets[1] = 30;
360         buckets[2] = 45;
361         for (int i = 1; i <= maxHrs; i++) {
362             buckets[2 + i] = 60 * i;
363         }
364         return buckets;
365     }
366 
sourceToString(int source)367     public static String sourceToString(int source) {
368         switch (source) {
369             case SOURCE_ANYONE:
370                 return "anyone";
371             case SOURCE_CONTACT:
372                 return "contacts";
373             case SOURCE_STAR:
374                 return "stars";
375             default:
376                 return "UNKNOWN";
377         }
378     }
379 
380     @Override
equals(Object o)381     public boolean equals(Object o) {
382         if (!(o instanceof ZenModeConfig)) return false;
383         if (o == this) return true;
384         final ZenModeConfig other = (ZenModeConfig) o;
385         return other.allowAlarms == allowAlarms
386                 && other.allowMedia == allowMedia
387                 && other.allowSystem == allowSystem
388                 && other.allowCalls == allowCalls
389                 && other.allowRepeatCallers == allowRepeatCallers
390                 && other.allowMessages == allowMessages
391                 && other.allowCallsFrom == allowCallsFrom
392                 && other.allowMessagesFrom == allowMessagesFrom
393                 && other.allowReminders == allowReminders
394                 && other.allowEvents == allowEvents
395                 && other.user == user
396                 && Objects.equals(other.automaticRules, automaticRules)
397                 && Objects.equals(other.manualRule, manualRule)
398                 && other.suppressedVisualEffects == suppressedVisualEffects
399                 && other.areChannelsBypassingDnd == areChannelsBypassingDnd;
400     }
401 
402     @Override
hashCode()403     public int hashCode() {
404         return Objects.hash(allowAlarms, allowMedia, allowSystem, allowCalls,
405                 allowRepeatCallers, allowMessages,
406                 allowCallsFrom, allowMessagesFrom, allowReminders, allowEvents,
407                 user, automaticRules, manualRule,
408                 suppressedVisualEffects, areChannelsBypassingDnd);
409     }
410 
toDayList(int[] days)411     private static String toDayList(int[] days) {
412         if (days == null || days.length == 0) return "";
413         final StringBuilder sb = new StringBuilder();
414         for (int i = 0; i < days.length; i++) {
415             if (i > 0) sb.append('.');
416             sb.append(days[i]);
417         }
418         return sb.toString();
419     }
420 
tryParseDayList(String dayList, String sep)421     private static int[] tryParseDayList(String dayList, String sep) {
422         if (dayList == null) return null;
423         final String[] tokens = dayList.split(sep);
424         if (tokens.length == 0) return null;
425         final int[] rt = new int[tokens.length];
426         for (int i = 0; i < tokens.length; i++) {
427             final int day = tryParseInt(tokens[i], -1);
428             if (day == -1) return null;
429             rt[i] = day;
430         }
431         return rt;
432     }
433 
tryParseInt(String value, int defValue)434     private static int tryParseInt(String value, int defValue) {
435         if (TextUtils.isEmpty(value)) return defValue;
436         try {
437             return Integer.parseInt(value);
438         } catch (NumberFormatException e) {
439             return defValue;
440         }
441     }
442 
tryParseLong(String value, long defValue)443     private static long tryParseLong(String value, long defValue) {
444         if (TextUtils.isEmpty(value)) return defValue;
445         try {
446             return Long.parseLong(value);
447         } catch (NumberFormatException e) {
448             return defValue;
449         }
450     }
451 
readXml(XmlPullParser parser)452     public static ZenModeConfig readXml(XmlPullParser parser)
453             throws XmlPullParserException, IOException {
454         int type = parser.getEventType();
455         if (type != XmlPullParser.START_TAG) return null;
456         String tag = parser.getName();
457         if (!ZEN_TAG.equals(tag)) return null;
458         final ZenModeConfig rt = new ZenModeConfig();
459         rt.version = safeInt(parser, ZEN_ATT_VERSION, XML_VERSION);
460         rt.user = safeInt(parser, ZEN_ATT_USER, rt.user);
461         boolean readSuppressedEffects = false;
462         while ((type = parser.next()) != XmlPullParser.END_DOCUMENT) {
463             tag = parser.getName();
464             if (type == XmlPullParser.END_TAG && ZEN_TAG.equals(tag)) {
465                 return rt;
466             }
467             if (type == XmlPullParser.START_TAG) {
468                 if (ALLOW_TAG.equals(tag)) {
469                     rt.allowCalls = safeBoolean(parser, ALLOW_ATT_CALLS,
470                             DEFAULT_ALLOW_CALLS);
471                     rt.allowRepeatCallers = safeBoolean(parser, ALLOW_ATT_REPEAT_CALLERS,
472                             DEFAULT_ALLOW_REPEAT_CALLERS);
473                     rt.allowMessages = safeBoolean(parser, ALLOW_ATT_MESSAGES,
474                             DEFAULT_ALLOW_MESSAGES);
475                     rt.allowReminders = safeBoolean(parser, ALLOW_ATT_REMINDERS,
476                             DEFAULT_ALLOW_REMINDERS);
477                     rt.allowEvents = safeBoolean(parser, ALLOW_ATT_EVENTS, DEFAULT_ALLOW_EVENTS);
478                     final int from = safeInt(parser, ALLOW_ATT_FROM, -1);
479                     final int callsFrom = safeInt(parser, ALLOW_ATT_CALLS_FROM, -1);
480                     final int messagesFrom = safeInt(parser, ALLOW_ATT_MESSAGES_FROM, -1);
481                     if (isValidSource(callsFrom) && isValidSource(messagesFrom)) {
482                         rt.allowCallsFrom = callsFrom;
483                         rt.allowMessagesFrom = messagesFrom;
484                     } else if (isValidSource(from)) {
485                         Slog.i(TAG, "Migrating existing shared 'from': " + sourceToString(from));
486                         rt.allowCallsFrom = from;
487                         rt.allowMessagesFrom = from;
488                     } else {
489                         rt.allowCallsFrom = DEFAULT_CALLS_SOURCE;
490                         rt.allowMessagesFrom = DEFAULT_SOURCE;
491                     }
492                     rt.allowAlarms = safeBoolean(parser, ALLOW_ATT_ALARMS, DEFAULT_ALLOW_ALARMS);
493                     rt.allowMedia = safeBoolean(parser, ALLOW_ATT_MEDIA,
494                             DEFAULT_ALLOW_MEDIA);
495                     rt.allowSystem = safeBoolean(parser, ALLOW_ATT_SYSTEM, DEFAULT_ALLOW_SYSTEM);
496 
497                     // migrate old suppressed visual effects fields, if they still exist in the xml
498                     Boolean allowWhenScreenOff = unsafeBoolean(parser, ALLOW_ATT_SCREEN_OFF);
499                     if (allowWhenScreenOff != null) {
500                         readSuppressedEffects = true;
501                         if (allowWhenScreenOff) {
502                             rt.suppressedVisualEffects |= SUPPRESSED_EFFECT_LIGHTS
503                                     | SUPPRESSED_EFFECT_FULL_SCREEN_INTENT;
504                         }
505                     }
506                     Boolean allowWhenScreenOn = unsafeBoolean(parser, ALLOW_ATT_SCREEN_ON);
507                     if (allowWhenScreenOn != null) {
508                         readSuppressedEffects = true;
509                         if (allowWhenScreenOn) {
510                             rt.suppressedVisualEffects |= SUPPRESSED_EFFECT_PEEK;
511                         }
512                     }
513                     if (readSuppressedEffects) {
514                         Slog.d(TAG, "Migrated visual effects to " + rt.suppressedVisualEffects);
515                     }
516                 } else if (DISALLOW_TAG.equals(tag) && !readSuppressedEffects) {
517                     // only read from suppressed visual effects field if we haven't just migrated
518                     // the values from allowOn/allowOff, lest we wipe out those settings
519                     rt.suppressedVisualEffects = safeInt(parser, DISALLOW_ATT_VISUAL_EFFECTS,
520                             DEFAULT_SUPPRESSED_VISUAL_EFFECTS);
521                 } else if (MANUAL_TAG.equals(tag)) {
522                     rt.manualRule = readRuleXml(parser);
523                 } else if (AUTOMATIC_TAG.equals(tag)) {
524                     final String id = parser.getAttributeValue(null, RULE_ATT_ID);
525                     final ZenRule automaticRule = readRuleXml(parser);
526                     if (id != null && automaticRule != null) {
527                         automaticRule.id = id;
528                         rt.automaticRules.put(id, automaticRule);
529                     }
530                 } else if (STATE_TAG.equals(tag)) {
531                     rt.areChannelsBypassingDnd = safeBoolean(parser,
532                             STATE_ATT_CHANNELS_BYPASSING_DND, DEFAULT_CHANNELS_BYPASSING_DND);
533                 }
534             }
535         }
536         throw new IllegalStateException("Failed to reach END_DOCUMENT");
537     }
538 
539     /**
540      * Writes XML of current ZenModeConfig
541      * @param out serializer
542      * @param version uses XML_VERSION if version is null
543      * @throws IOException
544      */
writeXml(XmlSerializer out, Integer version)545     public void writeXml(XmlSerializer out, Integer version) throws IOException {
546         out.startTag(null, ZEN_TAG);
547         out.attribute(null, ZEN_ATT_VERSION, version == null
548                 ? Integer.toString(XML_VERSION) : Integer.toString(version));
549         out.attribute(null, ZEN_ATT_USER, Integer.toString(user));
550         out.startTag(null, ALLOW_TAG);
551         out.attribute(null, ALLOW_ATT_CALLS, Boolean.toString(allowCalls));
552         out.attribute(null, ALLOW_ATT_REPEAT_CALLERS, Boolean.toString(allowRepeatCallers));
553         out.attribute(null, ALLOW_ATT_MESSAGES, Boolean.toString(allowMessages));
554         out.attribute(null, ALLOW_ATT_REMINDERS, Boolean.toString(allowReminders));
555         out.attribute(null, ALLOW_ATT_EVENTS, Boolean.toString(allowEvents));
556         out.attribute(null, ALLOW_ATT_CALLS_FROM, Integer.toString(allowCallsFrom));
557         out.attribute(null, ALLOW_ATT_MESSAGES_FROM, Integer.toString(allowMessagesFrom));
558         out.attribute(null, ALLOW_ATT_ALARMS, Boolean.toString(allowAlarms));
559         out.attribute(null, ALLOW_ATT_MEDIA, Boolean.toString(allowMedia));
560         out.attribute(null, ALLOW_ATT_SYSTEM, Boolean.toString(allowSystem));
561         out.endTag(null, ALLOW_TAG);
562 
563         out.startTag(null, DISALLOW_TAG);
564         out.attribute(null, DISALLOW_ATT_VISUAL_EFFECTS, Integer.toString(suppressedVisualEffects));
565         out.endTag(null, DISALLOW_TAG);
566 
567         if (manualRule != null) {
568             out.startTag(null, MANUAL_TAG);
569             writeRuleXml(manualRule, out);
570             out.endTag(null, MANUAL_TAG);
571         }
572         final int N = automaticRules.size();
573         for (int i = 0; i < N; i++) {
574             final String id = automaticRules.keyAt(i);
575             final ZenRule automaticRule = automaticRules.valueAt(i);
576             out.startTag(null, AUTOMATIC_TAG);
577             out.attribute(null, RULE_ATT_ID, id);
578             writeRuleXml(automaticRule, out);
579             out.endTag(null, AUTOMATIC_TAG);
580         }
581 
582         out.startTag(null, STATE_TAG);
583         out.attribute(null, STATE_ATT_CHANNELS_BYPASSING_DND,
584                 Boolean.toString(areChannelsBypassingDnd));
585         out.endTag(null, STATE_TAG);
586 
587         out.endTag(null, ZEN_TAG);
588     }
589 
readRuleXml(XmlPullParser parser)590     public static ZenRule readRuleXml(XmlPullParser parser) {
591         final ZenRule rt = new ZenRule();
592         rt.enabled = safeBoolean(parser, RULE_ATT_ENABLED, true);
593         rt.snoozing = safeBoolean(parser, RULE_ATT_SNOOZING, false);
594         rt.name = parser.getAttributeValue(null, RULE_ATT_NAME);
595         final String zen = parser.getAttributeValue(null, RULE_ATT_ZEN);
596         rt.zenMode = tryParseZenMode(zen, -1);
597         if (rt.zenMode == -1) {
598             Slog.w(TAG, "Bad zen mode in rule xml:" + zen);
599             return null;
600         }
601         rt.conditionId = safeUri(parser, RULE_ATT_CONDITION_ID);
602         rt.component = safeComponentName(parser, RULE_ATT_COMPONENT);
603         rt.creationTime = safeLong(parser, RULE_ATT_CREATION_TIME, 0);
604         rt.enabler = parser.getAttributeValue(null, RULE_ATT_ENABLER);
605         rt.condition = readConditionXml(parser);
606 
607         // all default rules and user created rules updated to zenMode important interruptions
608         if (rt.zenMode != Global.ZEN_MODE_IMPORTANT_INTERRUPTIONS
609                 && Condition.isValidId(rt.conditionId, SYSTEM_AUTHORITY)) {
610             Slog.i(TAG, "Updating zenMode of automatic rule " + rt.name);
611             rt.zenMode = Global.ZEN_MODE_IMPORTANT_INTERRUPTIONS;
612         }
613         return rt;
614     }
615 
writeRuleXml(ZenRule rule, XmlSerializer out)616     public static void writeRuleXml(ZenRule rule, XmlSerializer out) throws IOException {
617         out.attribute(null, RULE_ATT_ENABLED, Boolean.toString(rule.enabled));
618         out.attribute(null, RULE_ATT_SNOOZING, Boolean.toString(rule.snoozing));
619         if (rule.name != null) {
620             out.attribute(null, RULE_ATT_NAME, rule.name);
621         }
622         out.attribute(null, RULE_ATT_ZEN, Integer.toString(rule.zenMode));
623         if (rule.component != null) {
624             out.attribute(null, RULE_ATT_COMPONENT, rule.component.flattenToString());
625         }
626         if (rule.conditionId != null) {
627             out.attribute(null, RULE_ATT_CONDITION_ID, rule.conditionId.toString());
628         }
629         out.attribute(null, RULE_ATT_CREATION_TIME, Long.toString(rule.creationTime));
630         if (rule.enabler != null) {
631             out.attribute(null, RULE_ATT_ENABLER, rule.enabler);
632         }
633         if (rule.condition != null) {
634             writeConditionXml(rule.condition, out);
635         }
636     }
637 
readConditionXml(XmlPullParser parser)638     public static Condition readConditionXml(XmlPullParser parser) {
639         final Uri id = safeUri(parser, CONDITION_ATT_ID);
640         if (id == null) return null;
641         final String summary = parser.getAttributeValue(null, CONDITION_ATT_SUMMARY);
642         final String line1 = parser.getAttributeValue(null, CONDITION_ATT_LINE1);
643         final String line2 = parser.getAttributeValue(null, CONDITION_ATT_LINE2);
644         final int icon = safeInt(parser, CONDITION_ATT_ICON, -1);
645         final int state = safeInt(parser, CONDITION_ATT_STATE, -1);
646         final int flags = safeInt(parser, CONDITION_ATT_FLAGS, -1);
647         try {
648             return new Condition(id, summary, line1, line2, icon, state, flags);
649         } catch (IllegalArgumentException e) {
650             Slog.w(TAG, "Unable to read condition xml", e);
651             return null;
652         }
653     }
654 
writeConditionXml(Condition c, XmlSerializer out)655     public static void writeConditionXml(Condition c, XmlSerializer out) throws IOException {
656         out.attribute(null, CONDITION_ATT_ID, c.id.toString());
657         out.attribute(null, CONDITION_ATT_SUMMARY, c.summary);
658         out.attribute(null, CONDITION_ATT_LINE1, c.line1);
659         out.attribute(null, CONDITION_ATT_LINE2, c.line2);
660         out.attribute(null, CONDITION_ATT_ICON, Integer.toString(c.icon));
661         out.attribute(null, CONDITION_ATT_STATE, Integer.toString(c.state));
662         out.attribute(null, CONDITION_ATT_FLAGS, Integer.toString(c.flags));
663     }
664 
isValidHour(int val)665     public static boolean isValidHour(int val) {
666         return val >= 0 && val < 24;
667     }
668 
isValidMinute(int val)669     public static boolean isValidMinute(int val) {
670         return val >= 0 && val < 60;
671     }
672 
isValidSource(int source)673     private static boolean isValidSource(int source) {
674         return source >= SOURCE_ANYONE && source <= MAX_SOURCE;
675     }
676 
unsafeBoolean(XmlPullParser parser, String att)677     private static Boolean unsafeBoolean(XmlPullParser parser, String att) {
678         final String val = parser.getAttributeValue(null, att);
679         if (TextUtils.isEmpty(val)) return null;
680         return Boolean.parseBoolean(val);
681     }
682 
safeBoolean(XmlPullParser parser, String att, boolean defValue)683     private static boolean safeBoolean(XmlPullParser parser, String att, boolean defValue) {
684         final String val = parser.getAttributeValue(null, att);
685         return safeBoolean(val, defValue);
686     }
687 
safeBoolean(String val, boolean defValue)688     private static boolean safeBoolean(String val, boolean defValue) {
689         if (TextUtils.isEmpty(val)) return defValue;
690         return Boolean.parseBoolean(val);
691     }
692 
safeInt(XmlPullParser parser, String att, int defValue)693     private static int safeInt(XmlPullParser parser, String att, int defValue) {
694         final String val = parser.getAttributeValue(null, att);
695         return tryParseInt(val, defValue);
696     }
697 
safeComponentName(XmlPullParser parser, String att)698     private static ComponentName safeComponentName(XmlPullParser parser, String att) {
699         final String val = parser.getAttributeValue(null, att);
700         if (TextUtils.isEmpty(val)) return null;
701         return ComponentName.unflattenFromString(val);
702     }
703 
safeUri(XmlPullParser parser, String att)704     private static Uri safeUri(XmlPullParser parser, String att) {
705         final String val = parser.getAttributeValue(null, att);
706         if (TextUtils.isEmpty(val)) return null;
707         return Uri.parse(val);
708     }
709 
safeLong(XmlPullParser parser, String att, long defValue)710     private static long safeLong(XmlPullParser parser, String att, long defValue) {
711         final String val = parser.getAttributeValue(null, att);
712         return tryParseLong(val, defValue);
713     }
714 
715     @Override
describeContents()716     public int describeContents() {
717         return 0;
718     }
719 
copy()720     public ZenModeConfig copy() {
721         final Parcel parcel = Parcel.obtain();
722         try {
723             writeToParcel(parcel, 0);
724             parcel.setDataPosition(0);
725             return new ZenModeConfig(parcel);
726         } finally {
727             parcel.recycle();
728         }
729     }
730 
731     public static final Parcelable.Creator<ZenModeConfig> CREATOR
732             = new Parcelable.Creator<ZenModeConfig>() {
733         @Override
734         public ZenModeConfig createFromParcel(Parcel source) {
735             return new ZenModeConfig(source);
736         }
737 
738         @Override
739         public ZenModeConfig[] newArray(int size) {
740             return new ZenModeConfig[size];
741         }
742     };
743 
toNotificationPolicy()744     public Policy toNotificationPolicy() {
745         int priorityCategories = 0;
746         int priorityCallSenders = Policy.PRIORITY_SENDERS_CONTACTS;
747         int priorityMessageSenders = Policy.PRIORITY_SENDERS_CONTACTS;
748         if (allowCalls) {
749             priorityCategories |= Policy.PRIORITY_CATEGORY_CALLS;
750         }
751         if (allowMessages) {
752             priorityCategories |= Policy.PRIORITY_CATEGORY_MESSAGES;
753         }
754         if (allowEvents) {
755             priorityCategories |= Policy.PRIORITY_CATEGORY_EVENTS;
756         }
757         if (allowReminders) {
758             priorityCategories |= Policy.PRIORITY_CATEGORY_REMINDERS;
759         }
760         if (allowRepeatCallers) {
761             priorityCategories |= Policy.PRIORITY_CATEGORY_REPEAT_CALLERS;
762         }
763         if (allowAlarms) {
764             priorityCategories |= Policy.PRIORITY_CATEGORY_ALARMS;
765         }
766         if (allowMedia) {
767             priorityCategories |= Policy.PRIORITY_CATEGORY_MEDIA;
768         }
769         if (allowSystem) {
770             priorityCategories |= Policy.PRIORITY_CATEGORY_SYSTEM;
771         }
772         priorityCallSenders = sourceToPrioritySenders(allowCallsFrom, priorityCallSenders);
773         priorityMessageSenders = sourceToPrioritySenders(allowMessagesFrom, priorityMessageSenders);
774         return new Policy(priorityCategories, priorityCallSenders, priorityMessageSenders,
775                 suppressedVisualEffects, areChannelsBypassingDnd
776                 ? Policy.STATE_CHANNELS_BYPASSING_DND : 0);
777     }
778 
779     /**
780      * Creates scheduleCalendar from a condition id
781      * @param conditionId
782      * @return ScheduleCalendar with info populated with conditionId
783      */
toScheduleCalendar(Uri conditionId)784     public static ScheduleCalendar toScheduleCalendar(Uri conditionId) {
785         final ScheduleInfo schedule = ZenModeConfig.tryParseScheduleConditionId(conditionId);
786         if (schedule == null || schedule.days == null || schedule.days.length == 0) return null;
787         final ScheduleCalendar sc = new ScheduleCalendar();
788         sc.setSchedule(schedule);
789         sc.setTimeZone(TimeZone.getDefault());
790         return sc;
791     }
792 
sourceToPrioritySenders(int source, int def)793     private static int sourceToPrioritySenders(int source, int def) {
794         switch (source) {
795             case SOURCE_ANYONE: return Policy.PRIORITY_SENDERS_ANY;
796             case SOURCE_CONTACT: return Policy.PRIORITY_SENDERS_CONTACTS;
797             case SOURCE_STAR: return Policy.PRIORITY_SENDERS_STARRED;
798             default: return def;
799         }
800     }
801 
prioritySendersToSource(int prioritySenders, int def)802     private static int prioritySendersToSource(int prioritySenders, int def) {
803         switch (prioritySenders) {
804             case Policy.PRIORITY_SENDERS_CONTACTS: return SOURCE_CONTACT;
805             case Policy.PRIORITY_SENDERS_STARRED: return SOURCE_STAR;
806             case Policy.PRIORITY_SENDERS_ANY: return SOURCE_ANYONE;
807             default: return def;
808         }
809     }
810 
applyNotificationPolicy(Policy policy)811     public void applyNotificationPolicy(Policy policy) {
812         if (policy == null) return;
813         allowAlarms = (policy.priorityCategories & Policy.PRIORITY_CATEGORY_ALARMS) != 0;
814         allowMedia = (policy.priorityCategories & Policy.PRIORITY_CATEGORY_MEDIA) != 0;
815         allowSystem = (policy.priorityCategories & Policy.PRIORITY_CATEGORY_SYSTEM) != 0;
816         allowEvents = (policy.priorityCategories & Policy.PRIORITY_CATEGORY_EVENTS) != 0;
817         allowReminders = (policy.priorityCategories & Policy.PRIORITY_CATEGORY_REMINDERS) != 0;
818         allowCalls = (policy.priorityCategories & Policy.PRIORITY_CATEGORY_CALLS) != 0;
819         allowMessages = (policy.priorityCategories & Policy.PRIORITY_CATEGORY_MESSAGES) != 0;
820         allowRepeatCallers = (policy.priorityCategories & Policy.PRIORITY_CATEGORY_REPEAT_CALLERS)
821                 != 0;
822         allowCallsFrom = prioritySendersToSource(policy.priorityCallSenders, allowCallsFrom);
823         allowMessagesFrom = prioritySendersToSource(policy.priorityMessageSenders,
824                 allowMessagesFrom);
825         if (policy.suppressedVisualEffects != Policy.SUPPRESSED_EFFECTS_UNSET) {
826             suppressedVisualEffects = policy.suppressedVisualEffects;
827         }
828         if (policy.state != Policy.STATE_UNSET) {
829             areChannelsBypassingDnd = (policy.state & Policy.STATE_CHANNELS_BYPASSING_DND) != 0;
830         }
831     }
832 
toTimeCondition(Context context, int minutesFromNow, int userHandle)833     public static Condition toTimeCondition(Context context, int minutesFromNow, int userHandle) {
834         return toTimeCondition(context, minutesFromNow, userHandle, false /*shortVersion*/);
835     }
836 
toTimeCondition(Context context, int minutesFromNow, int userHandle, boolean shortVersion)837     public static Condition toTimeCondition(Context context, int minutesFromNow, int userHandle,
838             boolean shortVersion) {
839         final long now = System.currentTimeMillis();
840         final long millis = minutesFromNow == 0 ? ZERO_VALUE_MS : minutesFromNow * MINUTES_MS;
841         return toTimeCondition(context, now + millis, minutesFromNow, userHandle, shortVersion);
842     }
843 
toTimeCondition(Context context, long time, int minutes, int userHandle, boolean shortVersion)844     public static Condition toTimeCondition(Context context, long time, int minutes,
845             int userHandle, boolean shortVersion) {
846         final int num;
847         String summary, line1, line2;
848         final CharSequence formattedTime =
849                 getFormattedTime(context, time, isToday(time), userHandle);
850         final Resources res = context.getResources();
851         if (minutes < 60) {
852             // display as minutes
853             num = minutes;
854             int summaryResId = shortVersion ? R.plurals.zen_mode_duration_minutes_summary_short
855                     : R.plurals.zen_mode_duration_minutes_summary;
856             summary = res.getQuantityString(summaryResId, num, num, formattedTime);
857             int line1ResId = shortVersion ? R.plurals.zen_mode_duration_minutes_short
858                     : R.plurals.zen_mode_duration_minutes;
859             line1 = res.getQuantityString(line1ResId, num, num, formattedTime);
860             line2 = res.getString(R.string.zen_mode_until, formattedTime);
861         } else if (minutes < DAY_MINUTES) {
862             // display as hours
863             num =  Math.round(minutes / 60f);
864             int summaryResId = shortVersion ? R.plurals.zen_mode_duration_hours_summary_short
865                     : R.plurals.zen_mode_duration_hours_summary;
866             summary = res.getQuantityString(summaryResId, num, num, formattedTime);
867             int line1ResId = shortVersion ? R.plurals.zen_mode_duration_hours_short
868                     : R.plurals.zen_mode_duration_hours;
869             line1 = res.getQuantityString(line1ResId, num, num, formattedTime);
870             line2 = res.getString(R.string.zen_mode_until, formattedTime);
871         } else {
872             // display as day/time
873             summary = line1 = line2 = res.getString(R.string.zen_mode_until, formattedTime);
874         }
875         final Uri id = toCountdownConditionId(time, false);
876         return new Condition(id, summary, line1, line2, 0, Condition.STATE_TRUE,
877                 Condition.FLAG_RELEVANT_NOW);
878     }
879 
880     /**
881      * Converts countdown to alarm parameters into a condition with user facing summary
882      */
toNextAlarmCondition(Context context, long alarm, int userHandle)883     public static Condition toNextAlarmCondition(Context context, long alarm,
884             int userHandle) {
885         boolean isSameDay = isToday(alarm);
886         final CharSequence formattedTime = getFormattedTime(context, alarm, isSameDay, userHandle);
887         final Resources res = context.getResources();
888         final String line1 = res.getString(R.string.zen_mode_until, formattedTime);
889         final Uri id = toCountdownConditionId(alarm, true);
890         return new Condition(id, "", line1, "", 0, Condition.STATE_TRUE,
891                 Condition.FLAG_RELEVANT_NOW);
892     }
893 
894     /**
895      * Creates readable time from time in milliseconds
896      */
getFormattedTime(Context context, long time, boolean isSameDay, int userHandle)897     public static CharSequence getFormattedTime(Context context, long time, boolean isSameDay,
898             int userHandle) {
899         String skeleton = (!isSameDay ? "EEE " : "")
900                 + (DateFormat.is24HourFormat(context, userHandle) ? "Hm" : "hma");
901         final String pattern = DateFormat.getBestDateTimePattern(Locale.getDefault(), skeleton);
902         return DateFormat.format(pattern, time);
903     }
904 
905     /**
906      * Determines whether a time in milliseconds is today or not
907      */
isToday(long time)908     public static boolean isToday(long time) {
909         GregorianCalendar now = new GregorianCalendar();
910         GregorianCalendar endTime = new GregorianCalendar();
911         endTime.setTimeInMillis(time);
912         if (now.get(Calendar.YEAR) == endTime.get(Calendar.YEAR)
913                 && now.get(Calendar.MONTH) == endTime.get(Calendar.MONTH)
914                 && now.get(Calendar.DATE) == endTime.get(Calendar.DATE)) {
915             return true;
916         }
917         return false;
918     }
919 
920     // ==== Built-in system conditions ====
921 
922     public static final String SYSTEM_AUTHORITY = "android";
923 
924     // ==== Built-in system condition: countdown ====
925 
926     public static final String COUNTDOWN_PATH = "countdown";
927 
928     public static final String IS_ALARM_PATH = "alarm";
929 
930     /**
931      * Converts countdown condition parameters into a condition id.
932      */
toCountdownConditionId(long time, boolean alarm)933     public static Uri toCountdownConditionId(long time, boolean alarm) {
934         return new Uri.Builder().scheme(Condition.SCHEME)
935                 .authority(SYSTEM_AUTHORITY)
936                 .appendPath(COUNTDOWN_PATH)
937                 .appendPath(Long.toString(time))
938                 .appendPath(IS_ALARM_PATH)
939                 .appendPath(Boolean.toString(alarm))
940                 .build();
941     }
942 
tryParseCountdownConditionId(Uri conditionId)943     public static long tryParseCountdownConditionId(Uri conditionId) {
944         if (!Condition.isValidId(conditionId, SYSTEM_AUTHORITY)) return 0;
945         if (conditionId.getPathSegments().size() < 2
946                 || !COUNTDOWN_PATH.equals(conditionId.getPathSegments().get(0))) return 0;
947         try {
948             return Long.parseLong(conditionId.getPathSegments().get(1));
949         } catch (RuntimeException e) {
950             Slog.w(TAG, "Error parsing countdown condition: " + conditionId, e);
951             return 0;
952         }
953     }
954 
955     /**
956      * Returns whether this condition is a countdown condition.
957      */
isValidCountdownConditionId(Uri conditionId)958     public static boolean isValidCountdownConditionId(Uri conditionId) {
959         return tryParseCountdownConditionId(conditionId) != 0;
960     }
961 
962     /**
963      * Returns whether this condition is a countdown to an alarm.
964      */
isValidCountdownToAlarmConditionId(Uri conditionId)965     public static boolean isValidCountdownToAlarmConditionId(Uri conditionId) {
966         if (tryParseCountdownConditionId(conditionId) != 0) {
967             if (conditionId.getPathSegments().size() < 4
968                     || !IS_ALARM_PATH.equals(conditionId.getPathSegments().get(2))) {
969                 return false;
970             }
971             try {
972                 return Boolean.parseBoolean(conditionId.getPathSegments().get(3));
973             } catch (RuntimeException e) {
974                 Slog.w(TAG, "Error parsing countdown alarm condition: " + conditionId, e);
975                 return false;
976             }
977         }
978         return false;
979     }
980 
981     // ==== Built-in system condition: schedule ====
982 
983     public static final String SCHEDULE_PATH = "schedule";
984 
toScheduleConditionId(ScheduleInfo schedule)985     public static Uri toScheduleConditionId(ScheduleInfo schedule) {
986         return new Uri.Builder().scheme(Condition.SCHEME)
987                 .authority(SYSTEM_AUTHORITY)
988                 .appendPath(SCHEDULE_PATH)
989                 .appendQueryParameter("days", toDayList(schedule.days))
990                 .appendQueryParameter("start", schedule.startHour + "." + schedule.startMinute)
991                 .appendQueryParameter("end", schedule.endHour + "." + schedule.endMinute)
992                 .appendQueryParameter("exitAtAlarm", String.valueOf(schedule.exitAtAlarm))
993                 .build();
994     }
995 
isValidScheduleConditionId(Uri conditionId)996     public static boolean isValidScheduleConditionId(Uri conditionId) {
997         ScheduleInfo info;
998         try {
999             info = tryParseScheduleConditionId(conditionId);
1000         } catch (NullPointerException | ArrayIndexOutOfBoundsException e) {
1001             return false;
1002         }
1003 
1004         if (info == null || info.days == null || info.days.length == 0) {
1005             return false;
1006         }
1007         return true;
1008     }
1009 
tryParseScheduleConditionId(Uri conditionId)1010     public static ScheduleInfo tryParseScheduleConditionId(Uri conditionId) {
1011         final boolean isSchedule =  conditionId != null
1012                 && conditionId.getScheme().equals(Condition.SCHEME)
1013                 && conditionId.getAuthority().equals(ZenModeConfig.SYSTEM_AUTHORITY)
1014                 && conditionId.getPathSegments().size() == 1
1015                 && conditionId.getPathSegments().get(0).equals(ZenModeConfig.SCHEDULE_PATH);
1016         if (!isSchedule) return null;
1017         final int[] start = tryParseHourAndMinute(conditionId.getQueryParameter("start"));
1018         final int[] end = tryParseHourAndMinute(conditionId.getQueryParameter("end"));
1019         if (start == null || end == null) return null;
1020         final ScheduleInfo rt = new ScheduleInfo();
1021         rt.days = tryParseDayList(conditionId.getQueryParameter("days"), "\\.");
1022         rt.startHour = start[0];
1023         rt.startMinute = start[1];
1024         rt.endHour = end[0];
1025         rt.endMinute = end[1];
1026         rt.exitAtAlarm = safeBoolean(conditionId.getQueryParameter("exitAtAlarm"), false);
1027         return rt;
1028     }
1029 
getScheduleConditionProvider()1030     public static ComponentName getScheduleConditionProvider() {
1031         return new ComponentName(SYSTEM_AUTHORITY, "ScheduleConditionProvider");
1032     }
1033 
1034     public static class ScheduleInfo {
1035         public int[] days;
1036         public int startHour;
1037         public int startMinute;
1038         public int endHour;
1039         public int endMinute;
1040         public boolean exitAtAlarm;
1041         public long nextAlarm;
1042 
1043         @Override
hashCode()1044         public int hashCode() {
1045             return 0;
1046         }
1047 
1048         @Override
equals(Object o)1049         public boolean equals(Object o) {
1050             if (!(o instanceof ScheduleInfo)) return false;
1051             final ScheduleInfo other = (ScheduleInfo) o;
1052             return toDayList(days).equals(toDayList(other.days))
1053                     && startHour == other.startHour
1054                     && startMinute == other.startMinute
1055                     && endHour == other.endHour
1056                     && endMinute == other.endMinute
1057                     && exitAtAlarm == other.exitAtAlarm;
1058         }
1059 
copy()1060         public ScheduleInfo copy() {
1061             final ScheduleInfo rt = new ScheduleInfo();
1062             if (days != null) {
1063                 rt.days = new int[days.length];
1064                 System.arraycopy(days, 0, rt.days, 0, days.length);
1065             }
1066             rt.startHour = startHour;
1067             rt.startMinute = startMinute;
1068             rt.endHour = endHour;
1069             rt.endMinute = endMinute;
1070             rt.exitAtAlarm = exitAtAlarm;
1071             rt.nextAlarm = nextAlarm;
1072             return rt;
1073         }
1074 
1075         @Override
toString()1076         public String toString() {
1077             return "ScheduleInfo{" +
1078                     "days=" + Arrays.toString(days) +
1079                     ", startHour=" + startHour +
1080                     ", startMinute=" + startMinute +
1081                     ", endHour=" + endHour +
1082                     ", endMinute=" + endMinute +
1083                     ", exitAtAlarm=" + exitAtAlarm +
1084                     ", nextAlarm=" + ts(nextAlarm) +
1085                     '}';
1086         }
1087 
ts(long time)1088         protected static String ts(long time) {
1089             return new Date(time) + " (" + time + ")";
1090         }
1091     }
1092 
1093     // ==== Built-in system condition: event ====
1094 
1095     public static final String EVENT_PATH = "event";
1096 
toEventConditionId(EventInfo event)1097     public static Uri toEventConditionId(EventInfo event) {
1098         return new Uri.Builder().scheme(Condition.SCHEME)
1099                 .authority(SYSTEM_AUTHORITY)
1100                 .appendPath(EVENT_PATH)
1101                 .appendQueryParameter("userId", Long.toString(event.userId))
1102                 .appendQueryParameter("calendar", event.calendar != null ? event.calendar : "")
1103                 .appendQueryParameter("reply", Integer.toString(event.reply))
1104                 .build();
1105     }
1106 
isValidEventConditionId(Uri conditionId)1107     public static boolean isValidEventConditionId(Uri conditionId) {
1108         return tryParseEventConditionId(conditionId) != null;
1109     }
1110 
tryParseEventConditionId(Uri conditionId)1111     public static EventInfo tryParseEventConditionId(Uri conditionId) {
1112         final boolean isEvent = conditionId != null
1113                 && conditionId.getScheme().equals(Condition.SCHEME)
1114                 && conditionId.getAuthority().equals(ZenModeConfig.SYSTEM_AUTHORITY)
1115                 && conditionId.getPathSegments().size() == 1
1116                 && conditionId.getPathSegments().get(0).equals(EVENT_PATH);
1117         if (!isEvent) return null;
1118         final EventInfo rt = new EventInfo();
1119         rt.userId = tryParseInt(conditionId.getQueryParameter("userId"), UserHandle.USER_NULL);
1120         rt.calendar = conditionId.getQueryParameter("calendar");
1121         if (TextUtils.isEmpty(rt.calendar) || tryParseLong(rt.calendar, -1L) != -1L) {
1122             rt.calendar = null;
1123         }
1124         rt.reply = tryParseInt(conditionId.getQueryParameter("reply"), 0);
1125         return rt;
1126     }
1127 
getEventConditionProvider()1128     public static ComponentName getEventConditionProvider() {
1129         return new ComponentName(SYSTEM_AUTHORITY, "EventConditionProvider");
1130     }
1131 
1132     public static class EventInfo {
1133         public static final int REPLY_ANY_EXCEPT_NO = 0;
1134         public static final int REPLY_YES_OR_MAYBE = 1;
1135         public static final int REPLY_YES = 2;
1136 
1137         public int userId = UserHandle.USER_NULL;  // USER_NULL = unspecified - use current user
1138         public String calendar;  // CalendarContract.Calendars.OWNER_ACCOUNT, or null for any
1139         public int reply;
1140 
1141         @Override
hashCode()1142         public int hashCode() {
1143             return 0;
1144         }
1145 
1146         @Override
equals(Object o)1147         public boolean equals(Object o) {
1148             if (!(o instanceof EventInfo)) return false;
1149             final EventInfo other = (EventInfo) o;
1150             return userId == other.userId
1151                     && Objects.equals(calendar, other.calendar)
1152                     && reply == other.reply;
1153         }
1154 
copy()1155         public EventInfo copy() {
1156             final EventInfo rt = new EventInfo();
1157             rt.userId = userId;
1158             rt.calendar = calendar;
1159             rt.reply = reply;
1160             return rt;
1161         }
1162 
resolveUserId(int userId)1163         public static int resolveUserId(int userId) {
1164             return userId == UserHandle.USER_NULL ? ActivityManager.getCurrentUser() : userId;
1165         }
1166     }
1167 
1168     // ==== End built-in system conditions ====
1169 
tryParseHourAndMinute(String value)1170     private static int[] tryParseHourAndMinute(String value) {
1171         if (TextUtils.isEmpty(value)) return null;
1172         final int i = value.indexOf('.');
1173         if (i < 1 || i >= value.length() - 1) return null;
1174         final int hour = tryParseInt(value.substring(0, i), -1);
1175         final int minute = tryParseInt(value.substring(i + 1), -1);
1176         return isValidHour(hour) && isValidMinute(minute) ? new int[] { hour, minute } : null;
1177     }
1178 
tryParseZenMode(String value, int defValue)1179     private static int tryParseZenMode(String value, int defValue) {
1180         final int rt = tryParseInt(value, defValue);
1181         return Global.isValidZenMode(rt) ? rt : defValue;
1182     }
1183 
newRuleId()1184     public static String newRuleId() {
1185         return UUID.randomUUID().toString().replace("-", "");
1186     }
1187 
1188     /**
1189      * Gets the name of the app associated with owner
1190      */
getOwnerCaption(Context context, String owner)1191     public static String getOwnerCaption(Context context, String owner) {
1192         final PackageManager pm = context.getPackageManager();
1193         try {
1194             final ApplicationInfo info = pm.getApplicationInfo(owner, 0);
1195             if (info != null) {
1196                 final CharSequence seq = info.loadLabel(pm);
1197                 if (seq != null) {
1198                     final String str = seq.toString().trim();
1199                     if (str.length() > 0) {
1200                         return str;
1201                     }
1202                 }
1203             }
1204         } catch (Throwable e) {
1205             Slog.w(TAG, "Error loading owner caption", e);
1206         }
1207         return "";
1208     }
1209 
getConditionSummary(Context context, ZenModeConfig config, int userHandle, boolean shortVersion)1210     public static String getConditionSummary(Context context, ZenModeConfig config,
1211             int userHandle, boolean shortVersion) {
1212         return getConditionLine(context, config, userHandle, false /*useLine1*/, shortVersion);
1213     }
1214 
getConditionLine(Context context, ZenModeConfig config, int userHandle, boolean useLine1, boolean shortVersion)1215     private static String getConditionLine(Context context, ZenModeConfig config,
1216             int userHandle, boolean useLine1, boolean shortVersion) {
1217         if (config == null) return "";
1218         String summary = "";
1219         if (config.manualRule != null) {
1220             final Uri id = config.manualRule.conditionId;
1221             if (config.manualRule.enabler != null) {
1222                 summary = getOwnerCaption(context, config.manualRule.enabler);
1223             } else {
1224                 if (id == null) {
1225                     summary = context.getString(com.android.internal.R.string.zen_mode_forever);
1226                 } else {
1227                     final long time = tryParseCountdownConditionId(id);
1228                     Condition c = config.manualRule.condition;
1229                     if (time > 0) {
1230                         final long now = System.currentTimeMillis();
1231                         final long span = time - now;
1232                         c = toTimeCondition(context, time, Math.round(span / (float) MINUTES_MS),
1233                                 userHandle, shortVersion);
1234                     }
1235                     final String rt = c == null ? "" : useLine1 ? c.line1 : c.summary;
1236                     summary = TextUtils.isEmpty(rt) ? "" : rt;
1237                 }
1238             }
1239         }
1240         for (ZenRule automaticRule : config.automaticRules.values()) {
1241             if (automaticRule.isAutomaticActive()) {
1242                 if (summary.isEmpty()) {
1243                     summary = automaticRule.name;
1244                 } else {
1245                     summary = context.getResources()
1246                             .getString(R.string.zen_mode_rule_name_combination, summary,
1247                                     automaticRule.name);
1248                 }
1249 
1250             }
1251         }
1252         return summary;
1253     }
1254 
1255     public static class ZenRule implements Parcelable {
1256         public boolean enabled;
1257         public boolean snoozing;         // user manually disabled this instance
1258         public String name;              // required for automatic
1259         public int zenMode;
1260         public Uri conditionId;          // required for automatic
1261         public Condition condition;      // optional
1262         public ComponentName component;  // optional
1263         public String id;                // required for automatic (unique)
1264         public long creationTime;        // required for automatic
1265         public String enabler;          // package name, only used for manual rules.
1266 
ZenRule()1267         public ZenRule() { }
1268 
ZenRule(Parcel source)1269         public ZenRule(Parcel source) {
1270             enabled = source.readInt() == 1;
1271             snoozing = source.readInt() == 1;
1272             if (source.readInt() == 1) {
1273                 name = source.readString();
1274             }
1275             zenMode = source.readInt();
1276             conditionId = source.readParcelable(null);
1277             condition = source.readParcelable(null);
1278             component = source.readParcelable(null);
1279             if (source.readInt() == 1) {
1280                 id = source.readString();
1281             }
1282             creationTime = source.readLong();
1283             if (source.readInt() == 1) {
1284                 enabler = source.readString();
1285             }
1286         }
1287 
1288         @Override
describeContents()1289         public int describeContents() {
1290             return 0;
1291         }
1292 
1293         @Override
writeToParcel(Parcel dest, int flags)1294         public void writeToParcel(Parcel dest, int flags) {
1295             dest.writeInt(enabled ? 1 : 0);
1296             dest.writeInt(snoozing ? 1 : 0);
1297             if (name != null) {
1298                 dest.writeInt(1);
1299                 dest.writeString(name);
1300             } else {
1301                 dest.writeInt(0);
1302             }
1303             dest.writeInt(zenMode);
1304             dest.writeParcelable(conditionId, 0);
1305             dest.writeParcelable(condition, 0);
1306             dest.writeParcelable(component, 0);
1307             if (id != null) {
1308                 dest.writeInt(1);
1309                 dest.writeString(id);
1310             } else {
1311                 dest.writeInt(0);
1312             }
1313             dest.writeLong(creationTime);
1314             if (enabler != null) {
1315                 dest.writeInt(1);
1316                 dest.writeString(enabler);
1317             } else {
1318                 dest.writeInt(0);
1319             }
1320         }
1321 
1322         @Override
toString()1323         public String toString() {
1324             return new StringBuilder(ZenRule.class.getSimpleName()).append('[')
1325                     .append("enabled=").append(enabled)
1326                     .append(",snoozing=").append(snoozing)
1327                     .append(",name=").append(name)
1328                     .append(",zenMode=").append(Global.zenModeToString(zenMode))
1329                     .append(",conditionId=").append(conditionId)
1330                     .append(",condition=").append(condition)
1331                     .append(",component=").append(component)
1332                     .append(",id=").append(id)
1333                     .append(",creationTime=").append(creationTime)
1334                     .append(",enabler=").append(enabler)
1335                     .append(']').toString();
1336         }
1337 
1338         /** @hide */
writeToProto(ProtoOutputStream proto, long fieldId)1339         public void writeToProto(ProtoOutputStream proto, long fieldId) {
1340             final long token = proto.start(fieldId);
1341 
1342             proto.write(ZenRuleProto.ID, id);
1343             proto.write(ZenRuleProto.NAME, name);
1344             proto.write(ZenRuleProto.CREATION_TIME_MS, creationTime);
1345             proto.write(ZenRuleProto.ENABLED, enabled);
1346             proto.write(ZenRuleProto.ENABLER, enabler);
1347             proto.write(ZenRuleProto.IS_SNOOZING, snoozing);
1348             proto.write(ZenRuleProto.ZEN_MODE, zenMode);
1349             if (conditionId != null) {
1350                 proto.write(ZenRuleProto.CONDITION_ID, conditionId.toString());
1351             }
1352             if (condition != null) {
1353                 condition.writeToProto(proto, ZenRuleProto.CONDITION);
1354             }
1355             if (component != null) {
1356                 component.writeToProto(proto, ZenRuleProto.COMPONENT);
1357             }
1358 
1359             proto.end(token);
1360         }
1361 
appendDiff(Diff d, String item, ZenRule from, ZenRule to)1362         private static void appendDiff(Diff d, String item, ZenRule from, ZenRule to) {
1363             if (d == null) return;
1364             if (from == null) {
1365                 if (to != null) {
1366                     d.addLine(item, "insert");
1367                 }
1368                 return;
1369             }
1370             from.appendDiff(d, item, to);
1371         }
1372 
appendDiff(Diff d, String item, ZenRule to)1373         private void appendDiff(Diff d, String item, ZenRule to) {
1374             if (to == null) {
1375                 d.addLine(item, "delete");
1376                 return;
1377             }
1378             if (enabled != to.enabled) {
1379                 d.addLine(item, "enabled", enabled, to.enabled);
1380             }
1381             if (snoozing != to.snoozing) {
1382                 d.addLine(item, "snoozing", snoozing, to.snoozing);
1383             }
1384             if (!Objects.equals(name, to.name)) {
1385                 d.addLine(item, "name", name, to.name);
1386             }
1387             if (zenMode != to.zenMode) {
1388                 d.addLine(item, "zenMode", zenMode, to.zenMode);
1389             }
1390             if (!Objects.equals(conditionId, to.conditionId)) {
1391                 d.addLine(item, "conditionId", conditionId, to.conditionId);
1392             }
1393             if (!Objects.equals(condition, to.condition)) {
1394                 d.addLine(item, "condition", condition, to.condition);
1395             }
1396             if (!Objects.equals(component, to.component)) {
1397                 d.addLine(item, "component", component, to.component);
1398             }
1399             if (!Objects.equals(id, to.id)) {
1400                 d.addLine(item, "id", id, to.id);
1401             }
1402             if (creationTime != to.creationTime) {
1403                 d.addLine(item, "creationTime", creationTime, to.creationTime);
1404             }
1405             if (enabler != to.enabler) {
1406                 d.addLine(item, "enabler", enabler, to.enabler);
1407             }
1408         }
1409 
1410         @Override
equals(Object o)1411         public boolean equals(Object o) {
1412             if (!(o instanceof ZenRule)) return false;
1413             if (o == this) return true;
1414             final ZenRule other = (ZenRule) o;
1415             return other.enabled == enabled
1416                     && other.snoozing == snoozing
1417                     && Objects.equals(other.name, name)
1418                     && other.zenMode == zenMode
1419                     && Objects.equals(other.conditionId, conditionId)
1420                     && Objects.equals(other.condition, condition)
1421                     && Objects.equals(other.component, component)
1422                     && Objects.equals(other.id, id)
1423                     && other.creationTime == creationTime
1424                     && Objects.equals(other.enabler, enabler);
1425         }
1426 
1427         @Override
hashCode()1428         public int hashCode() {
1429             return Objects.hash(enabled, snoozing, name, zenMode, conditionId, condition,
1430                     component, id, creationTime, enabler);
1431         }
1432 
isAutomaticActive()1433         public boolean isAutomaticActive() {
1434             return enabled && !snoozing && component != null && isTrueOrUnknown();
1435         }
1436 
isTrueOrUnknown()1437         public boolean isTrueOrUnknown() {
1438             return condition != null && (condition.state == Condition.STATE_TRUE
1439                     || condition.state == Condition.STATE_UNKNOWN);
1440         }
1441 
1442         public static final Parcelable.Creator<ZenRule> CREATOR
1443                 = new Parcelable.Creator<ZenRule>() {
1444             @Override
1445             public ZenRule createFromParcel(Parcel source) {
1446                 return new ZenRule(source);
1447             }
1448             @Override
1449             public ZenRule[] newArray(int size) {
1450                 return new ZenRule[size];
1451             }
1452         };
1453     }
1454 
1455     public static class Diff {
1456         private final ArrayList<String> lines = new ArrayList<>();
1457 
1458         @Override
toString()1459         public String toString() {
1460             final StringBuilder sb = new StringBuilder("Diff[");
1461             final int N = lines.size();
1462             for (int i = 0; i < N; i++) {
1463                 if (i > 0) {
1464                     sb.append(',');
1465                 }
1466                 sb.append(lines.get(i));
1467             }
1468             return sb.append(']').toString();
1469         }
1470 
addLine(String item, String action)1471         private Diff addLine(String item, String action) {
1472             lines.add(item + ":" + action);
1473             return this;
1474         }
1475 
addLine(String item, String subitem, Object from, Object to)1476         public Diff addLine(String item, String subitem, Object from, Object to) {
1477             return addLine(item + "." + subitem, from, to);
1478         }
1479 
addLine(String item, Object from, Object to)1480         public Diff addLine(String item, Object from, Object to) {
1481             return addLine(item, from + "->" + to);
1482         }
1483     }
1484 
1485     /**
1486      * Determines whether dnd behavior should mute all notification/ringer sounds
1487      * (sounds associated with ringer volume discluding system)
1488      */
areAllPriorityOnlyNotificationZenSoundsMuted(NotificationManager.Policy policy)1489     public static boolean areAllPriorityOnlyNotificationZenSoundsMuted(NotificationManager.Policy
1490             policy) {
1491         boolean allowReminders = (policy.priorityCategories
1492                 & NotificationManager.Policy.PRIORITY_CATEGORY_REMINDERS) != 0;
1493         boolean allowCalls = (policy.priorityCategories
1494                 & NotificationManager.Policy.PRIORITY_CATEGORY_CALLS) != 0;
1495         boolean allowMessages = (policy.priorityCategories
1496                 & NotificationManager.Policy.PRIORITY_CATEGORY_MESSAGES) != 0;
1497         boolean allowEvents = (policy.priorityCategories
1498                 & NotificationManager.Policy.PRIORITY_CATEGORY_EVENTS) != 0;
1499         boolean allowRepeatCallers = (policy.priorityCategories
1500                 & NotificationManager.Policy.PRIORITY_CATEGORY_REPEAT_CALLERS) != 0;
1501         boolean areChannelsBypassingDnd = (policy.state & Policy.STATE_CHANNELS_BYPASSING_DND) != 0;
1502         return !allowReminders && !allowCalls && !allowMessages && !allowEvents
1503                 && !allowRepeatCallers && !areChannelsBypassingDnd;
1504     }
1505 
1506     /**
1507      * Determines if DND is currently overriding the ringer
1508      */
isZenOverridingRinger(int zen, ZenModeConfig zenConfig)1509     public static boolean isZenOverridingRinger(int zen, ZenModeConfig zenConfig) {
1510         return zen == Global.ZEN_MODE_NO_INTERRUPTIONS
1511                 || zen == Global.ZEN_MODE_ALARMS
1512                 || (zen == Global.ZEN_MODE_IMPORTANT_INTERRUPTIONS
1513                 && ZenModeConfig.areAllPriorityOnlyNotificationZenSoundsMuted(zenConfig));
1514     }
1515 
1516     /**
1517      * Determines whether dnd behavior should mute all sounds controlled by ringer
1518      */
areAllPriorityOnlyNotificationZenSoundsMuted(ZenModeConfig config)1519     public static boolean areAllPriorityOnlyNotificationZenSoundsMuted(ZenModeConfig config) {
1520         return !config.allowReminders && !config.allowCalls && !config.allowMessages
1521                 && !config.allowEvents && !config.allowRepeatCallers
1522                 && !config.areChannelsBypassingDnd;
1523     }
1524 
1525     /**
1526      * Determines whether all dnd mutes all sounds
1527      */
areAllZenBehaviorSoundsMuted(ZenModeConfig config)1528     public static boolean areAllZenBehaviorSoundsMuted(ZenModeConfig config) {
1529         return !config.allowAlarms  && !config.allowMedia && !config.allowSystem
1530                 && areAllPriorityOnlyNotificationZenSoundsMuted(config);
1531     }
1532 
1533     /**
1534      * Returns a description of the current do not disturb settings from config.
1535      * - If turned on manually and end time is known, returns end time.
1536      * - If turned on manually and end time is on forever until turned off, return null if
1537      * describeForeverCondition is false, else return String describing indefinite behavior
1538      * - If turned on by an automatic rule, returns the automatic rule name.
1539      * - If on due to an app, returns the app name.
1540      * - If there's a combination of rules/apps that trigger, then shows the one that will
1541      *  last the longest if applicable.
1542      * @return null if DND is off or describeForeverCondition is false and
1543      * DND is on forever (until turned off)
1544      */
getDescription(Context context, boolean zenOn, ZenModeConfig config, boolean describeForeverCondition)1545     public static String getDescription(Context context, boolean zenOn, ZenModeConfig config,
1546             boolean describeForeverCondition) {
1547         if (!zenOn || config == null) {
1548             return null;
1549         }
1550 
1551         String secondaryText = "";
1552         long latestEndTime = -1;
1553 
1554         // DND turned on by manual rule
1555         if (config.manualRule != null) {
1556             final Uri id = config.manualRule.conditionId;
1557             if (config.manualRule.enabler != null) {
1558                 // app triggered manual rule
1559                 String appName = getOwnerCaption(context, config.manualRule.enabler);
1560                 if (!appName.isEmpty()) {
1561                     secondaryText = appName;
1562                 }
1563             } else {
1564                 if (id == null) {
1565                     // Do not disturb manually triggered to remain on forever until turned off
1566                     if (describeForeverCondition) {
1567                         return context.getString(R.string.zen_mode_forever);
1568                     } else {
1569                         return null;
1570                     }
1571                 } else {
1572                     latestEndTime = tryParseCountdownConditionId(id);
1573                     if (latestEndTime > 0) {
1574                         final CharSequence formattedTime = getFormattedTime(context,
1575                                 latestEndTime, isToday(latestEndTime),
1576                                 context.getUserId());
1577                         secondaryText = context.getString(R.string.zen_mode_until, formattedTime);
1578                     }
1579                 }
1580             }
1581         }
1582 
1583         // DND turned on by an automatic rule
1584         for (ZenRule automaticRule : config.automaticRules.values()) {
1585             if (automaticRule.isAutomaticActive()) {
1586                 if (isValidEventConditionId(automaticRule.conditionId)
1587                         || isValidScheduleConditionId(automaticRule.conditionId)) {
1588                     // set text if automatic rule end time is the latest active rule end time
1589                     long endTime = parseAutomaticRuleEndTime(context, automaticRule.conditionId);
1590                     if (endTime > latestEndTime) {
1591                         latestEndTime = endTime;
1592                         secondaryText = automaticRule.name;
1593                     }
1594                 } else {
1595                     // set text if 3rd party rule
1596                     return automaticRule.name;
1597                 }
1598             }
1599         }
1600 
1601         return !secondaryText.equals("") ? secondaryText : null;
1602     }
1603 
parseAutomaticRuleEndTime(Context context, Uri id)1604     private static long parseAutomaticRuleEndTime(Context context, Uri id) {
1605         if (isValidEventConditionId(id)) {
1606             // cannot look up end times for events
1607             return Long.MAX_VALUE;
1608         }
1609 
1610         if (isValidScheduleConditionId(id)) {
1611             ScheduleCalendar schedule = toScheduleCalendar(id);
1612             long endTimeMs = schedule.getNextChangeTime(System.currentTimeMillis());
1613 
1614             // check if automatic rule will end on next alarm
1615             if (schedule.exitAtAlarm()) {
1616                 long nextAlarm = getNextAlarm(context);
1617                 schedule.maybeSetNextAlarm(System.currentTimeMillis(), nextAlarm);
1618                 if (schedule.shouldExitForAlarm(endTimeMs)) {
1619                     return nextAlarm;
1620                 }
1621             }
1622 
1623             return endTimeMs;
1624         }
1625 
1626         return -1;
1627     }
1628 
getNextAlarm(Context context)1629     private static long getNextAlarm(Context context) {
1630         final AlarmManager alarms = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE);
1631         final AlarmManager.AlarmClockInfo info = alarms.getNextAlarmClock(context.getUserId());
1632         return info != null ? info.getTriggerTime() : 0;
1633     }
1634 }
1635