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1 /**
2  * Copyright (c) 2014, The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *     http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package android.service.notification;
18 
19 import android.app.ActivityManager;
20 import android.app.NotificationManager.Policy;
21 import android.content.ComponentName;
22 import android.content.Context;
23 import android.content.res.Resources;
24 import android.net.Uri;
25 import android.os.Parcel;
26 import android.os.Parcelable;
27 import android.os.UserHandle;
28 import android.provider.Settings.Global;
29 import android.text.TextUtils;
30 import android.text.format.DateFormat;
31 import android.util.ArrayMap;
32 import android.util.ArraySet;
33 import android.util.Slog;
34 
35 import com.android.internal.R;
36 
37 import org.xmlpull.v1.XmlPullParser;
38 import org.xmlpull.v1.XmlPullParserException;
39 import org.xmlpull.v1.XmlSerializer;
40 
41 import java.io.IOException;
42 import java.util.ArrayList;
43 import java.util.Calendar;
44 import java.util.GregorianCalendar;
45 import java.util.Locale;
46 import java.util.Objects;
47 import java.util.UUID;
48 
49 /**
50  * Persisted configuration for zen mode.
51  *
52  * @hide
53  */
54 public class ZenModeConfig implements Parcelable {
55     private static String TAG = "ZenModeConfig";
56 
57     public static final int SOURCE_ANYONE = 0;
58     public static final int SOURCE_CONTACT = 1;
59     public static final int SOURCE_STAR = 2;
60     public static final int MAX_SOURCE = SOURCE_STAR;
61     private static final int DEFAULT_SOURCE = SOURCE_CONTACT;
62 
63     public static final int[] ALL_DAYS = { Calendar.SUNDAY, Calendar.MONDAY, Calendar.TUESDAY,
64             Calendar.WEDNESDAY, Calendar.THURSDAY, Calendar.FRIDAY, Calendar.SATURDAY };
65     public static final int[] WEEKNIGHT_DAYS = { Calendar.SUNDAY, Calendar.MONDAY, Calendar.TUESDAY,
66             Calendar.WEDNESDAY, Calendar.THURSDAY };
67     public static final int[] WEEKEND_DAYS = { Calendar.FRIDAY, Calendar.SATURDAY };
68 
69     public static final int[] MINUTE_BUCKETS = generateMinuteBuckets();
70     private static final int SECONDS_MS = 1000;
71     private static final int MINUTES_MS = 60 * SECONDS_MS;
72     private static final int DAY_MINUTES = 24 * 60;
73     private static final int ZERO_VALUE_MS = 10 * SECONDS_MS;
74 
75     private static final boolean DEFAULT_ALLOW_CALLS = true;
76     private static final boolean DEFAULT_ALLOW_MESSAGES = false;
77     private static final boolean DEFAULT_ALLOW_REMINDERS = true;
78     private static final boolean DEFAULT_ALLOW_EVENTS = true;
79     private static final boolean DEFAULT_ALLOW_REPEAT_CALLERS = false;
80 
81     private static final int XML_VERSION = 2;
82     private static final String ZEN_TAG = "zen";
83     private static final String ZEN_ATT_VERSION = "version";
84     private static final String ZEN_ATT_USER = "user";
85     private static final String ALLOW_TAG = "allow";
86     private static final String ALLOW_ATT_CALLS = "calls";
87     private static final String ALLOW_ATT_REPEAT_CALLERS = "repeatCallers";
88     private static final String ALLOW_ATT_MESSAGES = "messages";
89     private static final String ALLOW_ATT_FROM = "from";
90     private static final String ALLOW_ATT_CALLS_FROM = "callsFrom";
91     private static final String ALLOW_ATT_MESSAGES_FROM = "messagesFrom";
92     private static final String ALLOW_ATT_REMINDERS = "reminders";
93     private static final String ALLOW_ATT_EVENTS = "events";
94 
95     private static final String CONDITION_TAG = "condition";
96     private static final String CONDITION_ATT_COMPONENT = "component";
97     private static final String CONDITION_ATT_ID = "id";
98     private static final String CONDITION_ATT_SUMMARY = "summary";
99     private static final String CONDITION_ATT_LINE1 = "line1";
100     private static final String CONDITION_ATT_LINE2 = "line2";
101     private static final String CONDITION_ATT_ICON = "icon";
102     private static final String CONDITION_ATT_STATE = "state";
103     private static final String CONDITION_ATT_FLAGS = "flags";
104 
105     private static final String MANUAL_TAG = "manual";
106     private static final String AUTOMATIC_TAG = "automatic";
107 
108     private static final String RULE_ATT_ID = "ruleId";
109     private static final String RULE_ATT_ENABLED = "enabled";
110     private static final String RULE_ATT_SNOOZING = "snoozing";
111     private static final String RULE_ATT_NAME = "name";
112     private static final String RULE_ATT_COMPONENT = "component";
113     private static final String RULE_ATT_ZEN = "zen";
114     private static final String RULE_ATT_CONDITION_ID = "conditionId";
115 
116     public boolean allowCalls = DEFAULT_ALLOW_CALLS;
117     public boolean allowRepeatCallers = DEFAULT_ALLOW_REPEAT_CALLERS;
118     public boolean allowMessages = DEFAULT_ALLOW_MESSAGES;
119     public boolean allowReminders = DEFAULT_ALLOW_REMINDERS;
120     public boolean allowEvents = DEFAULT_ALLOW_EVENTS;
121     public int allowCallsFrom = DEFAULT_SOURCE;
122     public int allowMessagesFrom = DEFAULT_SOURCE;
123     public int user = UserHandle.USER_OWNER;
124 
125     public ZenRule manualRule;
126     public ArrayMap<String, ZenRule> automaticRules = new ArrayMap<>();
127 
ZenModeConfig()128     public ZenModeConfig() { }
129 
ZenModeConfig(Parcel source)130     public ZenModeConfig(Parcel source) {
131         allowCalls = source.readInt() == 1;
132         allowRepeatCallers = source.readInt() == 1;
133         allowMessages = source.readInt() == 1;
134         allowReminders = source.readInt() == 1;
135         allowEvents = source.readInt() == 1;
136         allowCallsFrom = source.readInt();
137         allowMessagesFrom = source.readInt();
138         user = source.readInt();
139         manualRule = source.readParcelable(null);
140         final int len = source.readInt();
141         if (len > 0) {
142             final String[] ids = new String[len];
143             final ZenRule[] rules = new ZenRule[len];
144             source.readStringArray(ids);
145             source.readTypedArray(rules, ZenRule.CREATOR);
146             for (int i = 0; i < len; i++) {
147                 automaticRules.put(ids[i], rules[i]);
148             }
149         }
150     }
151 
152     @Override
writeToParcel(Parcel dest, int flags)153     public void writeToParcel(Parcel dest, int flags) {
154         dest.writeInt(allowCalls ? 1 : 0);
155         dest.writeInt(allowRepeatCallers ? 1 : 0);
156         dest.writeInt(allowMessages ? 1 : 0);
157         dest.writeInt(allowReminders ? 1 : 0);
158         dest.writeInt(allowEvents ? 1 : 0);
159         dest.writeInt(allowCallsFrom);
160         dest.writeInt(allowMessagesFrom);
161         dest.writeInt(user);
162         dest.writeParcelable(manualRule, 0);
163         if (!automaticRules.isEmpty()) {
164             final int len = automaticRules.size();
165             final String[] ids = new String[len];
166             final ZenRule[] rules = new ZenRule[len];
167             for (int i = 0; i < len; i++) {
168                 ids[i] = automaticRules.keyAt(i);
169                 rules[i] = automaticRules.valueAt(i);
170             }
171             dest.writeInt(len);
172             dest.writeStringArray(ids);
173             dest.writeTypedArray(rules, 0);
174         } else {
175             dest.writeInt(0);
176         }
177     }
178 
179     @Override
toString()180     public String toString() {
181         return new StringBuilder(ZenModeConfig.class.getSimpleName()).append('[')
182             .append("user=").append(user)
183             .append(",allowCalls=").append(allowCalls)
184             .append(",allowRepeatCallers=").append(allowRepeatCallers)
185             .append(",allowMessages=").append(allowMessages)
186             .append(",allowCallsFrom=").append(sourceToString(allowCallsFrom))
187             .append(",allowMessagesFrom=").append(sourceToString(allowMessagesFrom))
188             .append(",allowReminders=").append(allowReminders)
189             .append(",allowEvents=").append(allowEvents)
190             .append(",automaticRules=").append(automaticRules)
191             .append(",manualRule=").append(manualRule)
192             .append(']').toString();
193     }
194 
diff(ZenModeConfig to)195     private Diff diff(ZenModeConfig to) {
196         final Diff d = new Diff();
197         if (to == null) {
198             return d.addLine("config", "delete");
199         }
200         if (user != to.user) {
201             d.addLine("user", user, to.user);
202         }
203         if (allowCalls != to.allowCalls) {
204             d.addLine("allowCalls", allowCalls, to.allowCalls);
205         }
206         if (allowRepeatCallers != to.allowRepeatCallers) {
207             d.addLine("allowRepeatCallers", allowRepeatCallers, to.allowRepeatCallers);
208         }
209         if (allowMessages != to.allowMessages) {
210             d.addLine("allowMessages", allowMessages, to.allowMessages);
211         }
212         if (allowCallsFrom != to.allowCallsFrom) {
213             d.addLine("allowCallsFrom", allowCallsFrom, to.allowCallsFrom);
214         }
215         if (allowMessagesFrom != to.allowMessagesFrom) {
216             d.addLine("allowMessagesFrom", allowMessagesFrom, to.allowMessagesFrom);
217         }
218         if (allowReminders != to.allowReminders) {
219             d.addLine("allowReminders", allowReminders, to.allowReminders);
220         }
221         if (allowEvents != to.allowEvents) {
222             d.addLine("allowEvents", allowEvents, to.allowEvents);
223         }
224         final ArraySet<String> allRules = new ArraySet<>();
225         addKeys(allRules, automaticRules);
226         addKeys(allRules, to.automaticRules);
227         final int N = allRules.size();
228         for (int i = 0; i < N; i++) {
229             final String rule = allRules.valueAt(i);
230             final ZenRule fromRule = automaticRules != null ? automaticRules.get(rule) : null;
231             final ZenRule toRule = to.automaticRules != null ? to.automaticRules.get(rule) : null;
232             ZenRule.appendDiff(d, "automaticRule[" + rule + "]", fromRule, toRule);
233         }
234         ZenRule.appendDiff(d, "manualRule", manualRule, to.manualRule);
235         return d;
236     }
237 
diff(ZenModeConfig from, ZenModeConfig to)238     public static Diff diff(ZenModeConfig from, ZenModeConfig to) {
239         if (from == null) {
240             final Diff d = new Diff();
241             if (to != null) {
242                 d.addLine("config", "insert");
243             }
244             return d;
245         }
246         return from.diff(to);
247     }
248 
addKeys(ArraySet<T> set, ArrayMap<T, ?> map)249     private static <T> void addKeys(ArraySet<T> set, ArrayMap<T, ?> map) {
250         if (map != null) {
251             for (int i = 0; i < map.size(); i++) {
252                 set.add(map.keyAt(i));
253             }
254         }
255     }
256 
isValid()257     public boolean isValid() {
258         if (!isValidManualRule(manualRule)) return false;
259         final int N = automaticRules.size();
260         for (int i = 0; i < N; i++) {
261             if (!isValidAutomaticRule(automaticRules.valueAt(i))) return false;
262         }
263         return true;
264     }
265 
isValidManualRule(ZenRule rule)266     private static boolean isValidManualRule(ZenRule rule) {
267         return rule == null || Global.isValidZenMode(rule.zenMode) && sameCondition(rule);
268     }
269 
isValidAutomaticRule(ZenRule rule)270     private static boolean isValidAutomaticRule(ZenRule rule) {
271         return rule != null && !TextUtils.isEmpty(rule.name) && Global.isValidZenMode(rule.zenMode)
272                 && rule.conditionId != null && sameCondition(rule);
273     }
274 
sameCondition(ZenRule rule)275     private static boolean sameCondition(ZenRule rule) {
276         if (rule == null) return false;
277         if (rule.conditionId == null) {
278             return rule.condition == null;
279         } else {
280             return rule.condition == null || rule.conditionId.equals(rule.condition.id);
281         }
282     }
283 
generateMinuteBuckets()284     private static int[] generateMinuteBuckets() {
285         final int maxHrs = 12;
286         final int[] buckets = new int[maxHrs + 3];
287         buckets[0] = 15;
288         buckets[1] = 30;
289         buckets[2] = 45;
290         for (int i = 1; i <= maxHrs; i++) {
291             buckets[2 + i] = 60 * i;
292         }
293         return buckets;
294     }
295 
sourceToString(int source)296     public static String sourceToString(int source) {
297         switch (source) {
298             case SOURCE_ANYONE:
299                 return "anyone";
300             case SOURCE_CONTACT:
301                 return "contacts";
302             case SOURCE_STAR:
303                 return "stars";
304             default:
305                 return "UNKNOWN";
306         }
307     }
308 
309     @Override
equals(Object o)310     public boolean equals(Object o) {
311         if (!(o instanceof ZenModeConfig)) return false;
312         if (o == this) return true;
313         final ZenModeConfig other = (ZenModeConfig) o;
314         return other.allowCalls == allowCalls
315                 && other.allowRepeatCallers == allowRepeatCallers
316                 && other.allowMessages == allowMessages
317                 && other.allowCallsFrom == allowCallsFrom
318                 && other.allowMessagesFrom == allowMessagesFrom
319                 && other.allowReminders == allowReminders
320                 && other.allowEvents == allowEvents
321                 && other.user == user
322                 && Objects.equals(other.automaticRules, automaticRules)
323                 && Objects.equals(other.manualRule, manualRule);
324     }
325 
326     @Override
hashCode()327     public int hashCode() {
328         return Objects.hash(allowCalls, allowRepeatCallers, allowMessages, allowCallsFrom,
329                 allowMessagesFrom, allowReminders, allowEvents, user, automaticRules, manualRule);
330     }
331 
toDayList(int[] days)332     private static String toDayList(int[] days) {
333         if (days == null || days.length == 0) return "";
334         final StringBuilder sb = new StringBuilder();
335         for (int i = 0; i < days.length; i++) {
336             if (i > 0) sb.append('.');
337             sb.append(days[i]);
338         }
339         return sb.toString();
340     }
341 
tryParseDayList(String dayList, String sep)342     private static int[] tryParseDayList(String dayList, String sep) {
343         if (dayList == null) return null;
344         final String[] tokens = dayList.split(sep);
345         if (tokens.length == 0) return null;
346         final int[] rt = new int[tokens.length];
347         for (int i = 0; i < tokens.length; i++) {
348             final int day = tryParseInt(tokens[i], -1);
349             if (day == -1) return null;
350             rt[i] = day;
351         }
352         return rt;
353     }
354 
tryParseInt(String value, int defValue)355     private static int tryParseInt(String value, int defValue) {
356         if (TextUtils.isEmpty(value)) return defValue;
357         try {
358             return Integer.valueOf(value);
359         } catch (NumberFormatException e) {
360             return defValue;
361         }
362     }
363 
tryParseLong(String value, long defValue)364     private static long tryParseLong(String value, long defValue) {
365         if (TextUtils.isEmpty(value)) return defValue;
366         try {
367             return Long.valueOf(value);
368         } catch (NumberFormatException e) {
369             return defValue;
370         }
371     }
372 
readXml(XmlPullParser parser, Migration migration)373     public static ZenModeConfig readXml(XmlPullParser parser, Migration migration)
374             throws XmlPullParserException, IOException {
375         int type = parser.getEventType();
376         if (type != XmlPullParser.START_TAG) return null;
377         String tag = parser.getName();
378         if (!ZEN_TAG.equals(tag)) return null;
379         final ZenModeConfig rt = new ZenModeConfig();
380         final int version = safeInt(parser, ZEN_ATT_VERSION, XML_VERSION);
381         if (version == 1) {
382             final XmlV1 v1 = XmlV1.readXml(parser);
383             return migration.migrate(v1);
384         }
385         rt.user = safeInt(parser, ZEN_ATT_USER, rt.user);
386         while ((type = parser.next()) != XmlPullParser.END_DOCUMENT) {
387             tag = parser.getName();
388             if (type == XmlPullParser.END_TAG && ZEN_TAG.equals(tag)) {
389                 return rt;
390             }
391             if (type == XmlPullParser.START_TAG) {
392                 if (ALLOW_TAG.equals(tag)) {
393                     rt.allowCalls = safeBoolean(parser, ALLOW_ATT_CALLS, false);
394                     rt.allowRepeatCallers = safeBoolean(parser, ALLOW_ATT_REPEAT_CALLERS,
395                             DEFAULT_ALLOW_REPEAT_CALLERS);
396                     rt.allowMessages = safeBoolean(parser, ALLOW_ATT_MESSAGES, false);
397                     rt.allowReminders = safeBoolean(parser, ALLOW_ATT_REMINDERS,
398                             DEFAULT_ALLOW_REMINDERS);
399                     rt.allowEvents = safeBoolean(parser, ALLOW_ATT_EVENTS, DEFAULT_ALLOW_EVENTS);
400                     final int from = safeInt(parser, ALLOW_ATT_FROM, -1);
401                     final int callsFrom = safeInt(parser, ALLOW_ATT_CALLS_FROM, -1);
402                     final int messagesFrom = safeInt(parser, ALLOW_ATT_MESSAGES_FROM, -1);
403                     if (isValidSource(callsFrom) && isValidSource(messagesFrom)) {
404                         rt.allowCallsFrom = callsFrom;
405                         rt.allowMessagesFrom = messagesFrom;
406                     } else if (isValidSource(from)) {
407                         Slog.i(TAG, "Migrating existing shared 'from': " + sourceToString(from));
408                         rt.allowCallsFrom = from;
409                         rt.allowMessagesFrom = from;
410                     } else {
411                         rt.allowCallsFrom = DEFAULT_SOURCE;
412                         rt.allowMessagesFrom = DEFAULT_SOURCE;
413                     }
414                 } else if (MANUAL_TAG.equals(tag)) {
415                     rt.manualRule = readRuleXml(parser);
416                 } else if (AUTOMATIC_TAG.equals(tag)) {
417                     final String id = parser.getAttributeValue(null, RULE_ATT_ID);
418                     final ZenRule automaticRule = readRuleXml(parser);
419                     if (id != null && automaticRule != null) {
420                         rt.automaticRules.put(id, automaticRule);
421                     }
422                 }
423             }
424         }
425         throw new IllegalStateException("Failed to reach END_DOCUMENT");
426     }
427 
writeXml(XmlSerializer out)428     public void writeXml(XmlSerializer out) throws IOException {
429         out.startTag(null, ZEN_TAG);
430         out.attribute(null, ZEN_ATT_VERSION, Integer.toString(XML_VERSION));
431         out.attribute(null, ZEN_ATT_USER, Integer.toString(user));
432 
433         out.startTag(null, ALLOW_TAG);
434         out.attribute(null, ALLOW_ATT_CALLS, Boolean.toString(allowCalls));
435         out.attribute(null, ALLOW_ATT_REPEAT_CALLERS, Boolean.toString(allowRepeatCallers));
436         out.attribute(null, ALLOW_ATT_MESSAGES, Boolean.toString(allowMessages));
437         out.attribute(null, ALLOW_ATT_REMINDERS, Boolean.toString(allowReminders));
438         out.attribute(null, ALLOW_ATT_EVENTS, Boolean.toString(allowEvents));
439         out.attribute(null, ALLOW_ATT_CALLS_FROM, Integer.toString(allowCallsFrom));
440         out.attribute(null, ALLOW_ATT_MESSAGES_FROM, Integer.toString(allowMessagesFrom));
441         out.endTag(null, ALLOW_TAG);
442 
443         if (manualRule != null) {
444             out.startTag(null, MANUAL_TAG);
445             writeRuleXml(manualRule, out);
446             out.endTag(null, MANUAL_TAG);
447         }
448         final int N = automaticRules.size();
449         for (int i = 0; i < N; i++) {
450             final String id = automaticRules.keyAt(i);
451             final ZenRule automaticRule = automaticRules.valueAt(i);
452             out.startTag(null, AUTOMATIC_TAG);
453             out.attribute(null, RULE_ATT_ID, id);
454             writeRuleXml(automaticRule, out);
455             out.endTag(null, AUTOMATIC_TAG);
456         }
457         out.endTag(null, ZEN_TAG);
458     }
459 
readRuleXml(XmlPullParser parser)460     public static ZenRule readRuleXml(XmlPullParser parser) {
461         final ZenRule rt = new ZenRule();
462         rt.enabled = safeBoolean(parser, RULE_ATT_ENABLED, true);
463         rt.snoozing = safeBoolean(parser, RULE_ATT_SNOOZING, false);
464         rt.name = parser.getAttributeValue(null, RULE_ATT_NAME);
465         final String zen = parser.getAttributeValue(null, RULE_ATT_ZEN);
466         rt.zenMode = tryParseZenMode(zen, -1);
467         if (rt.zenMode == -1) {
468             Slog.w(TAG, "Bad zen mode in rule xml:" + zen);
469             return null;
470         }
471         rt.conditionId = safeUri(parser, RULE_ATT_CONDITION_ID);
472         rt.component = safeComponentName(parser, RULE_ATT_COMPONENT);
473         rt.condition = readConditionXml(parser);
474         return rt;
475     }
476 
writeRuleXml(ZenRule rule, XmlSerializer out)477     public static void writeRuleXml(ZenRule rule, XmlSerializer out) throws IOException {
478         out.attribute(null, RULE_ATT_ENABLED, Boolean.toString(rule.enabled));
479         out.attribute(null, RULE_ATT_SNOOZING, Boolean.toString(rule.snoozing));
480         if (rule.name != null) {
481             out.attribute(null, RULE_ATT_NAME, rule.name);
482         }
483         out.attribute(null, RULE_ATT_ZEN, Integer.toString(rule.zenMode));
484         if (rule.component != null) {
485             out.attribute(null, RULE_ATT_COMPONENT, rule.component.flattenToString());
486         }
487         if (rule.conditionId != null) {
488             out.attribute(null, RULE_ATT_CONDITION_ID, rule.conditionId.toString());
489         }
490         if (rule.condition != null) {
491             writeConditionXml(rule.condition, out);
492         }
493     }
494 
readConditionXml(XmlPullParser parser)495     public static Condition readConditionXml(XmlPullParser parser) {
496         final Uri id = safeUri(parser, CONDITION_ATT_ID);
497         if (id == null) return null;
498         final String summary = parser.getAttributeValue(null, CONDITION_ATT_SUMMARY);
499         final String line1 = parser.getAttributeValue(null, CONDITION_ATT_LINE1);
500         final String line2 = parser.getAttributeValue(null, CONDITION_ATT_LINE2);
501         final int icon = safeInt(parser, CONDITION_ATT_ICON, -1);
502         final int state = safeInt(parser, CONDITION_ATT_STATE, -1);
503         final int flags = safeInt(parser, CONDITION_ATT_FLAGS, -1);
504         try {
505             return new Condition(id, summary, line1, line2, icon, state, flags);
506         } catch (IllegalArgumentException e) {
507             Slog.w(TAG, "Unable to read condition xml", e);
508             return null;
509         }
510     }
511 
writeConditionXml(Condition c, XmlSerializer out)512     public static void writeConditionXml(Condition c, XmlSerializer out) throws IOException {
513         out.attribute(null, CONDITION_ATT_ID, c.id.toString());
514         out.attribute(null, CONDITION_ATT_SUMMARY, c.summary);
515         out.attribute(null, CONDITION_ATT_LINE1, c.line1);
516         out.attribute(null, CONDITION_ATT_LINE2, c.line2);
517         out.attribute(null, CONDITION_ATT_ICON, Integer.toString(c.icon));
518         out.attribute(null, CONDITION_ATT_STATE, Integer.toString(c.state));
519         out.attribute(null, CONDITION_ATT_FLAGS, Integer.toString(c.flags));
520     }
521 
isValidHour(int val)522     public static boolean isValidHour(int val) {
523         return val >= 0 && val < 24;
524     }
525 
isValidMinute(int val)526     public static boolean isValidMinute(int val) {
527         return val >= 0 && val < 60;
528     }
529 
isValidSource(int source)530     private static boolean isValidSource(int source) {
531         return source >= SOURCE_ANYONE && source <= MAX_SOURCE;
532     }
533 
safeBoolean(XmlPullParser parser, String att, boolean defValue)534     private static boolean safeBoolean(XmlPullParser parser, String att, boolean defValue) {
535         final String val = parser.getAttributeValue(null, att);
536         if (TextUtils.isEmpty(val)) return defValue;
537         return Boolean.valueOf(val);
538     }
539 
safeInt(XmlPullParser parser, String att, int defValue)540     private static int safeInt(XmlPullParser parser, String att, int defValue) {
541         final String val = parser.getAttributeValue(null, att);
542         return tryParseInt(val, defValue);
543     }
544 
safeComponentName(XmlPullParser parser, String att)545     private static ComponentName safeComponentName(XmlPullParser parser, String att) {
546         final String val = parser.getAttributeValue(null, att);
547         if (TextUtils.isEmpty(val)) return null;
548         return ComponentName.unflattenFromString(val);
549     }
550 
safeUri(XmlPullParser parser, String att)551     private static Uri safeUri(XmlPullParser parser, String att) {
552         final String val = parser.getAttributeValue(null, att);
553         if (TextUtils.isEmpty(val)) return null;
554         return Uri.parse(val);
555     }
556 
getAutomaticRuleNames()557     public ArraySet<String> getAutomaticRuleNames() {
558         final ArraySet<String> rt = new ArraySet<String>();
559         for (int i = 0; i < automaticRules.size(); i++) {
560             rt.add(automaticRules.valueAt(i).name);
561         }
562         return rt;
563     }
564 
565     @Override
describeContents()566     public int describeContents() {
567         return 0;
568     }
569 
copy()570     public ZenModeConfig copy() {
571         final Parcel parcel = Parcel.obtain();
572         try {
573             writeToParcel(parcel, 0);
574             parcel.setDataPosition(0);
575             return new ZenModeConfig(parcel);
576         } finally {
577             parcel.recycle();
578         }
579     }
580 
581     public static final Parcelable.Creator<ZenModeConfig> CREATOR
582             = new Parcelable.Creator<ZenModeConfig>() {
583         @Override
584         public ZenModeConfig createFromParcel(Parcel source) {
585             return new ZenModeConfig(source);
586         }
587 
588         @Override
589         public ZenModeConfig[] newArray(int size) {
590             return new ZenModeConfig[size];
591         }
592     };
593 
toNotificationPolicy()594     public Policy toNotificationPolicy() {
595         int priorityCategories = 0;
596         int priorityCallSenders = Policy.PRIORITY_SENDERS_CONTACTS;
597         int priorityMessageSenders = Policy.PRIORITY_SENDERS_CONTACTS;
598         if (allowCalls) {
599             priorityCategories |= Policy.PRIORITY_CATEGORY_CALLS;
600         }
601         if (allowMessages) {
602             priorityCategories |= Policy.PRIORITY_CATEGORY_MESSAGES;
603         }
604         if (allowEvents) {
605             priorityCategories |= Policy.PRIORITY_CATEGORY_EVENTS;
606         }
607         if (allowReminders) {
608             priorityCategories |= Policy.PRIORITY_CATEGORY_REMINDERS;
609         }
610         if (allowRepeatCallers) {
611             priorityCategories |= Policy.PRIORITY_CATEGORY_REPEAT_CALLERS;
612         }
613         priorityCallSenders = sourceToPrioritySenders(allowCallsFrom, priorityCallSenders);
614         priorityMessageSenders = sourceToPrioritySenders(allowMessagesFrom, priorityMessageSenders);
615         return new Policy(priorityCategories, priorityCallSenders, priorityMessageSenders);
616     }
617 
sourceToPrioritySenders(int source, int def)618     private static int sourceToPrioritySenders(int source, int def) {
619         switch (source) {
620             case SOURCE_ANYONE: return Policy.PRIORITY_SENDERS_ANY;
621             case SOURCE_CONTACT: return Policy.PRIORITY_SENDERS_CONTACTS;
622             case SOURCE_STAR: return Policy.PRIORITY_SENDERS_STARRED;
623             default: return def;
624         }
625     }
626 
prioritySendersToSource(int prioritySenders, int def)627     private static int prioritySendersToSource(int prioritySenders, int def) {
628         switch (prioritySenders) {
629             case Policy.PRIORITY_SENDERS_CONTACTS: return SOURCE_CONTACT;
630             case Policy.PRIORITY_SENDERS_STARRED: return SOURCE_STAR;
631             case Policy.PRIORITY_SENDERS_ANY: return SOURCE_ANYONE;
632             default: return def;
633         }
634     }
635 
applyNotificationPolicy(Policy policy)636     public void applyNotificationPolicy(Policy policy) {
637         if (policy == null) return;
638         allowCalls = (policy.priorityCategories & Policy.PRIORITY_CATEGORY_CALLS) != 0;
639         allowMessages = (policy.priorityCategories & Policy.PRIORITY_CATEGORY_MESSAGES) != 0;
640         allowEvents = (policy.priorityCategories & Policy.PRIORITY_CATEGORY_EVENTS) != 0;
641         allowReminders = (policy.priorityCategories & Policy.PRIORITY_CATEGORY_REMINDERS) != 0;
642         allowRepeatCallers = (policy.priorityCategories & Policy.PRIORITY_CATEGORY_REPEAT_CALLERS)
643                 != 0;
644         allowCallsFrom = prioritySendersToSource(policy.priorityCallSenders, allowCallsFrom);
645         allowMessagesFrom = prioritySendersToSource(policy.priorityMessageSenders,
646                 allowMessagesFrom);
647     }
648 
toTimeCondition(Context context, int minutesFromNow, int userHandle)649     public static Condition toTimeCondition(Context context, int minutesFromNow, int userHandle) {
650         return toTimeCondition(context, minutesFromNow, userHandle, false /*shortVersion*/);
651     }
652 
toTimeCondition(Context context, int minutesFromNow, int userHandle, boolean shortVersion)653     public static Condition toTimeCondition(Context context, int minutesFromNow, int userHandle,
654             boolean shortVersion) {
655         final long now = System.currentTimeMillis();
656         final long millis = minutesFromNow == 0 ? ZERO_VALUE_MS : minutesFromNow * MINUTES_MS;
657         return toTimeCondition(context, now + millis, minutesFromNow, userHandle, shortVersion);
658     }
659 
toTimeCondition(Context context, long time, int minutes, int userHandle, boolean shortVersion)660     public static Condition toTimeCondition(Context context, long time, int minutes,
661             int userHandle, boolean shortVersion) {
662         final int num;
663         String summary, line1, line2;
664         final CharSequence formattedTime = getFormattedTime(context, time, userHandle);
665         final Resources res = context.getResources();
666         if (minutes < 60) {
667             // display as minutes
668             num = minutes;
669             int summaryResId = shortVersion ? R.plurals.zen_mode_duration_minutes_summary_short
670                     : R.plurals.zen_mode_duration_minutes_summary;
671             summary = res.getQuantityString(summaryResId, num, num, formattedTime);
672             int line1ResId = shortVersion ? R.plurals.zen_mode_duration_minutes_short
673                     : R.plurals.zen_mode_duration_minutes;
674             line1 = res.getQuantityString(line1ResId, num, num, formattedTime);
675             line2 = res.getString(R.string.zen_mode_until, formattedTime);
676         } else if (minutes < DAY_MINUTES) {
677             // display as hours
678             num =  Math.round(minutes / 60f);
679             int summaryResId = shortVersion ? R.plurals.zen_mode_duration_hours_summary_short
680                     : R.plurals.zen_mode_duration_hours_summary;
681             summary = res.getQuantityString(summaryResId, num, num, formattedTime);
682             int line1ResId = shortVersion ? R.plurals.zen_mode_duration_hours_short
683                     : R.plurals.zen_mode_duration_hours;
684             line1 = res.getQuantityString(line1ResId, num, num, formattedTime);
685             line2 = res.getString(R.string.zen_mode_until, formattedTime);
686         } else {
687             // display as day/time
688             summary = line1 = line2 = res.getString(R.string.zen_mode_until, formattedTime);
689         }
690         final Uri id = toCountdownConditionId(time);
691         return new Condition(id, summary, line1, line2, 0, Condition.STATE_TRUE,
692                 Condition.FLAG_RELEVANT_NOW);
693     }
694 
toNextAlarmCondition(Context context, long now, long alarm, int userHandle)695     public static Condition toNextAlarmCondition(Context context, long now, long alarm,
696             int userHandle) {
697         final CharSequence formattedTime = getFormattedTime(context, alarm, userHandle);
698         final Resources res = context.getResources();
699         final String line1 = res.getString(R.string.zen_mode_alarm, formattedTime);
700         final Uri id = toCountdownConditionId(alarm);
701         return new Condition(id, "", line1, "", 0, Condition.STATE_TRUE,
702                 Condition.FLAG_RELEVANT_NOW);
703     }
704 
getFormattedTime(Context context, long time, int userHandle)705     private static CharSequence getFormattedTime(Context context, long time, int userHandle) {
706         String skeleton = "EEE " + (DateFormat.is24HourFormat(context, userHandle) ? "Hm" : "hma");
707         GregorianCalendar now = new GregorianCalendar();
708         GregorianCalendar endTime = new GregorianCalendar();
709         endTime.setTimeInMillis(time);
710         if (now.get(Calendar.YEAR) == endTime.get(Calendar.YEAR)
711                 && now.get(Calendar.MONTH) == endTime.get(Calendar.MONTH)
712                 && now.get(Calendar.DATE) == endTime.get(Calendar.DATE)) {
713             skeleton = DateFormat.is24HourFormat(context, userHandle) ? "Hm" : "hma";
714         }
715         final String pattern = DateFormat.getBestDateTimePattern(Locale.getDefault(), skeleton);
716         return DateFormat.format(pattern, time);
717     }
718 
719     // ==== Built-in system conditions ====
720 
721     public static final String SYSTEM_AUTHORITY = "android";
722 
723     // ==== Built-in system condition: countdown ====
724 
725     public static final String COUNTDOWN_PATH = "countdown";
726 
toCountdownConditionId(long time)727     public static Uri toCountdownConditionId(long time) {
728         return new Uri.Builder().scheme(Condition.SCHEME)
729                 .authority(SYSTEM_AUTHORITY)
730                 .appendPath(COUNTDOWN_PATH)
731                 .appendPath(Long.toString(time))
732                 .build();
733     }
734 
tryParseCountdownConditionId(Uri conditionId)735     public static long tryParseCountdownConditionId(Uri conditionId) {
736         if (!Condition.isValidId(conditionId, SYSTEM_AUTHORITY)) return 0;
737         if (conditionId.getPathSegments().size() != 2
738                 || !COUNTDOWN_PATH.equals(conditionId.getPathSegments().get(0))) return 0;
739         try {
740             return Long.parseLong(conditionId.getPathSegments().get(1));
741         } catch (RuntimeException e) {
742             Slog.w(TAG, "Error parsing countdown condition: " + conditionId, e);
743             return 0;
744         }
745     }
746 
isValidCountdownConditionId(Uri conditionId)747     public static boolean isValidCountdownConditionId(Uri conditionId) {
748         return tryParseCountdownConditionId(conditionId) != 0;
749     }
750 
751     // ==== Built-in system condition: schedule ====
752 
753     public static final String SCHEDULE_PATH = "schedule";
754 
toScheduleConditionId(ScheduleInfo schedule)755     public static Uri toScheduleConditionId(ScheduleInfo schedule) {
756         return new Uri.Builder().scheme(Condition.SCHEME)
757                 .authority(SYSTEM_AUTHORITY)
758                 .appendPath(SCHEDULE_PATH)
759                 .appendQueryParameter("days", toDayList(schedule.days))
760                 .appendQueryParameter("start", schedule.startHour + "." + schedule.startMinute)
761                 .appendQueryParameter("end", schedule.endHour + "." + schedule.endMinute)
762                 .build();
763     }
764 
isValidScheduleConditionId(Uri conditionId)765     public static boolean isValidScheduleConditionId(Uri conditionId) {
766         return tryParseScheduleConditionId(conditionId) != null;
767     }
768 
tryParseScheduleConditionId(Uri conditionId)769     public static ScheduleInfo tryParseScheduleConditionId(Uri conditionId) {
770         final boolean isSchedule =  conditionId != null
771                 && conditionId.getScheme().equals(Condition.SCHEME)
772                 && conditionId.getAuthority().equals(ZenModeConfig.SYSTEM_AUTHORITY)
773                 && conditionId.getPathSegments().size() == 1
774                 && conditionId.getPathSegments().get(0).equals(ZenModeConfig.SCHEDULE_PATH);
775         if (!isSchedule) return null;
776         final int[] start = tryParseHourAndMinute(conditionId.getQueryParameter("start"));
777         final int[] end = tryParseHourAndMinute(conditionId.getQueryParameter("end"));
778         if (start == null || end == null) return null;
779         final ScheduleInfo rt = new ScheduleInfo();
780         rt.days = tryParseDayList(conditionId.getQueryParameter("days"), "\\.");
781         rt.startHour = start[0];
782         rt.startMinute = start[1];
783         rt.endHour = end[0];
784         rt.endMinute = end[1];
785         return rt;
786     }
787 
788     public static class ScheduleInfo {
789         public int[] days;
790         public int startHour;
791         public int startMinute;
792         public int endHour;
793         public int endMinute;
794 
795         @Override
hashCode()796         public int hashCode() {
797             return 0;
798         }
799 
800         @Override
equals(Object o)801         public boolean equals(Object o) {
802             if (!(o instanceof ScheduleInfo)) return false;
803             final ScheduleInfo other = (ScheduleInfo) o;
804             return toDayList(days).equals(toDayList(other.days))
805                     && startHour == other.startHour
806                     && startMinute == other.startMinute
807                     && endHour == other.endHour
808                     && endMinute == other.endMinute;
809         }
810 
copy()811         public ScheduleInfo copy() {
812             final ScheduleInfo rt = new ScheduleInfo();
813             if (days != null) {
814                 rt.days = new int[days.length];
815                 System.arraycopy(days, 0, rt.days, 0, days.length);
816             }
817             rt.startHour = startHour;
818             rt.startMinute = startMinute;
819             rt.endHour = endHour;
820             rt.endMinute = endMinute;
821             return rt;
822         }
823     }
824 
825     // ==== Built-in system condition: event ====
826 
827     public static final String EVENT_PATH = "event";
828 
toEventConditionId(EventInfo event)829     public static Uri toEventConditionId(EventInfo event) {
830         return new Uri.Builder().scheme(Condition.SCHEME)
831                 .authority(SYSTEM_AUTHORITY)
832                 .appendPath(EVENT_PATH)
833                 .appendQueryParameter("userId", Long.toString(event.userId))
834                 .appendQueryParameter("calendar", event.calendar != null ? event.calendar : "")
835                 .appendQueryParameter("reply", Integer.toString(event.reply))
836                 .build();
837     }
838 
isValidEventConditionId(Uri conditionId)839     public static boolean isValidEventConditionId(Uri conditionId) {
840         return tryParseEventConditionId(conditionId) != null;
841     }
842 
tryParseEventConditionId(Uri conditionId)843     public static EventInfo tryParseEventConditionId(Uri conditionId) {
844         final boolean isEvent = conditionId != null
845                 && conditionId.getScheme().equals(Condition.SCHEME)
846                 && conditionId.getAuthority().equals(ZenModeConfig.SYSTEM_AUTHORITY)
847                 && conditionId.getPathSegments().size() == 1
848                 && conditionId.getPathSegments().get(0).equals(EVENT_PATH);
849         if (!isEvent) return null;
850         final EventInfo rt = new EventInfo();
851         rt.userId = tryParseInt(conditionId.getQueryParameter("userId"), UserHandle.USER_NULL);
852         rt.calendar = conditionId.getQueryParameter("calendar");
853         if (TextUtils.isEmpty(rt.calendar) || tryParseLong(rt.calendar, -1L) != -1L) {
854             rt.calendar = null;
855         }
856         rt.reply = tryParseInt(conditionId.getQueryParameter("reply"), 0);
857         return rt;
858     }
859 
860     public static class EventInfo {
861         public static final int REPLY_ANY_EXCEPT_NO = 0;
862         public static final int REPLY_YES_OR_MAYBE = 1;
863         public static final int REPLY_YES = 2;
864 
865         public int userId = UserHandle.USER_NULL;  // USER_NULL = unspecified - use current user
866         public String calendar;  // CalendarContract.Calendars.OWNER_ACCOUNT, or null for any
867         public int reply;
868 
869         @Override
hashCode()870         public int hashCode() {
871             return 0;
872         }
873 
874         @Override
equals(Object o)875         public boolean equals(Object o) {
876             if (!(o instanceof EventInfo)) return false;
877             final EventInfo other = (EventInfo) o;
878             return userId == other.userId
879                     && Objects.equals(calendar, other.calendar)
880                     && reply == other.reply;
881         }
882 
copy()883         public EventInfo copy() {
884             final EventInfo rt = new EventInfo();
885             rt.userId = userId;
886             rt.calendar = calendar;
887             rt.reply = reply;
888             return rt;
889         }
890 
resolveUserId(int userId)891         public static int resolveUserId(int userId) {
892             return userId == UserHandle.USER_NULL ? ActivityManager.getCurrentUser() : userId;
893         }
894     }
895 
896     // ==== End built-in system conditions ====
897 
tryParseHourAndMinute(String value)898     private static int[] tryParseHourAndMinute(String value) {
899         if (TextUtils.isEmpty(value)) return null;
900         final int i = value.indexOf('.');
901         if (i < 1 || i >= value.length() - 1) return null;
902         final int hour = tryParseInt(value.substring(0, i), -1);
903         final int minute = tryParseInt(value.substring(i + 1), -1);
904         return isValidHour(hour) && isValidMinute(minute) ? new int[] { hour, minute } : null;
905     }
906 
tryParseZenMode(String value, int defValue)907     private static int tryParseZenMode(String value, int defValue) {
908         final int rt = tryParseInt(value, defValue);
909         return Global.isValidZenMode(rt) ? rt : defValue;
910     }
911 
newRuleId()912     public String newRuleId() {
913         return UUID.randomUUID().toString().replace("-", "");
914     }
915 
getConditionSummary(Context context, ZenModeConfig config, int userHandle, boolean shortVersion)916     public static String getConditionSummary(Context context, ZenModeConfig config,
917             int userHandle, boolean shortVersion) {
918         return getConditionLine(context, config, userHandle, false /*useLine1*/, shortVersion);
919     }
920 
getConditionLine(Context context, ZenModeConfig config, int userHandle, boolean useLine1, boolean shortVersion)921     private static String getConditionLine(Context context, ZenModeConfig config,
922             int userHandle, boolean useLine1, boolean shortVersion) {
923         if (config == null) return "";
924         if (config.manualRule != null) {
925             final Uri id = config.manualRule.conditionId;
926             if (id == null) {
927                 return context.getString(com.android.internal.R.string.zen_mode_forever);
928             }
929             final long time = tryParseCountdownConditionId(id);
930             Condition c = config.manualRule.condition;
931             if (time > 0) {
932                 final long now = System.currentTimeMillis();
933                 final long span = time - now;
934                 c = toTimeCondition(context, time, Math.round(span / (float) MINUTES_MS),
935                         userHandle, shortVersion);
936             }
937             final String rt = c == null ? "" : useLine1 ? c.line1 : c.summary;
938             return TextUtils.isEmpty(rt) ? "" : rt;
939         }
940         String summary = "";
941         for (ZenRule automaticRule : config.automaticRules.values()) {
942             if (automaticRule.isAutomaticActive()) {
943                 if (summary.isEmpty()) {
944                     summary = automaticRule.name;
945                 } else {
946                     summary = context.getResources()
947                             .getString(R.string.zen_mode_rule_name_combination, summary,
948                                     automaticRule.name);
949                 }
950             }
951         }
952         return summary;
953     }
954 
955     public static class ZenRule implements Parcelable {
956         public boolean enabled;
957         public boolean snoozing;         // user manually disabled this instance
958         public String name;              // required for automatic (unique)
959         public int zenMode;
960         public Uri conditionId;          // required for automatic
961         public Condition condition;      // optional
962         public ComponentName component;  // optional
963 
ZenRule()964         public ZenRule() { }
965 
ZenRule(Parcel source)966         public ZenRule(Parcel source) {
967             enabled = source.readInt() == 1;
968             snoozing = source.readInt() == 1;
969             if (source.readInt() == 1) {
970                 name = source.readString();
971             }
972             zenMode = source.readInt();
973             conditionId = source.readParcelable(null);
974             condition = source.readParcelable(null);
975             component = source.readParcelable(null);
976         }
977 
978         @Override
describeContents()979         public int describeContents() {
980             return 0;
981         }
982 
983         @Override
writeToParcel(Parcel dest, int flags)984         public void writeToParcel(Parcel dest, int flags) {
985             dest.writeInt(enabled ? 1 : 0);
986             dest.writeInt(snoozing ? 1 : 0);
987             if (name != null) {
988                 dest.writeInt(1);
989                 dest.writeString(name);
990             } else {
991                 dest.writeInt(0);
992             }
993             dest.writeInt(zenMode);
994             dest.writeParcelable(conditionId, 0);
995             dest.writeParcelable(condition, 0);
996             dest.writeParcelable(component, 0);
997         }
998 
999         @Override
toString()1000         public String toString() {
1001             return new StringBuilder(ZenRule.class.getSimpleName()).append('[')
1002                     .append("enabled=").append(enabled)
1003                     .append(",snoozing=").append(snoozing)
1004                     .append(",name=").append(name)
1005                     .append(",zenMode=").append(Global.zenModeToString(zenMode))
1006                     .append(",conditionId=").append(conditionId)
1007                     .append(",condition=").append(condition)
1008                     .append(",component=").append(component)
1009                     .append(']').toString();
1010         }
1011 
appendDiff(Diff d, String item, ZenRule from, ZenRule to)1012         private static void appendDiff(Diff d, String item, ZenRule from, ZenRule to) {
1013             if (d == null) return;
1014             if (from == null) {
1015                 if (to != null) {
1016                     d.addLine(item, "insert");
1017                 }
1018                 return;
1019             }
1020             from.appendDiff(d, item, to);
1021         }
1022 
appendDiff(Diff d, String item, ZenRule to)1023         private void appendDiff(Diff d, String item, ZenRule to) {
1024             if (to == null) {
1025                 d.addLine(item, "delete");
1026                 return;
1027             }
1028             if (enabled != to.enabled) {
1029                 d.addLine(item, "enabled", enabled, to.enabled);
1030             }
1031             if (snoozing != to.snoozing) {
1032                 d.addLine(item, "snoozing", snoozing, to.snoozing);
1033             }
1034             if (!Objects.equals(name, to.name)) {
1035                 d.addLine(item, "name", name, to.name);
1036             }
1037             if (zenMode != to.zenMode) {
1038                 d.addLine(item, "zenMode", zenMode, to.zenMode);
1039             }
1040             if (!Objects.equals(conditionId, to.conditionId)) {
1041                 d.addLine(item, "conditionId", conditionId, to.conditionId);
1042             }
1043             if (!Objects.equals(condition, to.condition)) {
1044                 d.addLine(item, "condition", condition, to.condition);
1045             }
1046             if (!Objects.equals(component, to.component)) {
1047                 d.addLine(item, "component", component, to.component);
1048             }
1049         }
1050 
1051         @Override
equals(Object o)1052         public boolean equals(Object o) {
1053             if (!(o instanceof ZenRule)) return false;
1054             if (o == this) return true;
1055             final ZenRule other = (ZenRule) o;
1056             return other.enabled == enabled
1057                     && other.snoozing == snoozing
1058                     && Objects.equals(other.name, name)
1059                     && other.zenMode == zenMode
1060                     && Objects.equals(other.conditionId, conditionId)
1061                     && Objects.equals(other.condition, condition)
1062                     && Objects.equals(other.component, component);
1063         }
1064 
1065         @Override
hashCode()1066         public int hashCode() {
1067             return Objects.hash(enabled, snoozing, name, zenMode, conditionId, condition,
1068                     component);
1069         }
1070 
isAutomaticActive()1071         public boolean isAutomaticActive() {
1072             return enabled && !snoozing && component != null && isTrueOrUnknown();
1073         }
1074 
isTrueOrUnknown()1075         public boolean isTrueOrUnknown() {
1076             return condition != null && (condition.state == Condition.STATE_TRUE
1077                     || condition.state == Condition.STATE_UNKNOWN);
1078         }
1079 
1080         public static final Parcelable.Creator<ZenRule> CREATOR
1081                 = new Parcelable.Creator<ZenRule>() {
1082             @Override
1083             public ZenRule createFromParcel(Parcel source) {
1084                 return new ZenRule(source);
1085             }
1086             @Override
1087             public ZenRule[] newArray(int size) {
1088                 return new ZenRule[size];
1089             }
1090         };
1091     }
1092 
1093     // Legacy config
1094     public static final class XmlV1 {
1095         public static final String SLEEP_MODE_NIGHTS = "nights";
1096         public static final String SLEEP_MODE_WEEKNIGHTS = "weeknights";
1097         public static final String SLEEP_MODE_DAYS_PREFIX = "days:";
1098 
1099         private static final String EXIT_CONDITION_TAG = "exitCondition";
1100         private static final String EXIT_CONDITION_ATT_COMPONENT = "component";
1101         private static final String SLEEP_TAG = "sleep";
1102         private static final String SLEEP_ATT_MODE = "mode";
1103         private static final String SLEEP_ATT_NONE = "none";
1104 
1105         private static final String SLEEP_ATT_START_HR = "startHour";
1106         private static final String SLEEP_ATT_START_MIN = "startMin";
1107         private static final String SLEEP_ATT_END_HR = "endHour";
1108         private static final String SLEEP_ATT_END_MIN = "endMin";
1109 
1110         public boolean allowCalls;
1111         public boolean allowMessages;
1112         public boolean allowReminders = DEFAULT_ALLOW_REMINDERS;
1113         public boolean allowEvents = DEFAULT_ALLOW_EVENTS;
1114         public int allowFrom = SOURCE_ANYONE;
1115 
1116         public String sleepMode;     // nights, weeknights, days:1,2,3  Calendar.days
1117         public int sleepStartHour;   // 0-23
1118         public int sleepStartMinute; // 0-59
1119         public int sleepEndHour;
1120         public int sleepEndMinute;
1121         public boolean sleepNone;    // false = priority, true = none
1122         public ComponentName[] conditionComponents;
1123         public Uri[] conditionIds;
1124         public Condition exitCondition;  // manual exit condition
1125         public ComponentName exitConditionComponent;  // manual exit condition component
1126 
isValidSleepMode(String sleepMode)1127         private static boolean isValidSleepMode(String sleepMode) {
1128             return sleepMode == null || sleepMode.equals(SLEEP_MODE_NIGHTS)
1129                     || sleepMode.equals(SLEEP_MODE_WEEKNIGHTS) || tryParseDays(sleepMode) != null;
1130         }
1131 
tryParseDays(String sleepMode)1132         public static int[] tryParseDays(String sleepMode) {
1133             if (sleepMode == null) return null;
1134             sleepMode = sleepMode.trim();
1135             if (SLEEP_MODE_NIGHTS.equals(sleepMode)) return ALL_DAYS;
1136             if (SLEEP_MODE_WEEKNIGHTS.equals(sleepMode)) return WEEKNIGHT_DAYS;
1137             if (!sleepMode.startsWith(SLEEP_MODE_DAYS_PREFIX)) return null;
1138             if (sleepMode.equals(SLEEP_MODE_DAYS_PREFIX)) return null;
1139             return tryParseDayList(sleepMode.substring(SLEEP_MODE_DAYS_PREFIX.length()), ",");
1140         }
1141 
readXml(XmlPullParser parser)1142         public static XmlV1 readXml(XmlPullParser parser)
1143                 throws XmlPullParserException, IOException {
1144             int type;
1145             String tag;
1146             XmlV1 rt = new XmlV1();
1147             final ArrayList<ComponentName> conditionComponents = new ArrayList<ComponentName>();
1148             final ArrayList<Uri> conditionIds = new ArrayList<Uri>();
1149             while ((type = parser.next()) != XmlPullParser.END_DOCUMENT) {
1150                 tag = parser.getName();
1151                 if (type == XmlPullParser.END_TAG && ZEN_TAG.equals(tag)) {
1152                     if (!conditionComponents.isEmpty()) {
1153                         rt.conditionComponents = conditionComponents
1154                                 .toArray(new ComponentName[conditionComponents.size()]);
1155                         rt.conditionIds = conditionIds.toArray(new Uri[conditionIds.size()]);
1156                     }
1157                     return rt;
1158                 }
1159                 if (type == XmlPullParser.START_TAG) {
1160                     if (ALLOW_TAG.equals(tag)) {
1161                         rt.allowCalls = safeBoolean(parser, ALLOW_ATT_CALLS, false);
1162                         rt.allowMessages = safeBoolean(parser, ALLOW_ATT_MESSAGES, false);
1163                         rt.allowReminders = safeBoolean(parser, ALLOW_ATT_REMINDERS,
1164                                 DEFAULT_ALLOW_REMINDERS);
1165                         rt.allowEvents = safeBoolean(parser, ALLOW_ATT_EVENTS,
1166                                 DEFAULT_ALLOW_EVENTS);
1167                         rt.allowFrom = safeInt(parser, ALLOW_ATT_FROM, SOURCE_ANYONE);
1168                         if (rt.allowFrom < SOURCE_ANYONE || rt.allowFrom > MAX_SOURCE) {
1169                             throw new IndexOutOfBoundsException("bad source in config:"
1170                                     + rt.allowFrom);
1171                         }
1172                     } else if (SLEEP_TAG.equals(tag)) {
1173                         final String mode = parser.getAttributeValue(null, SLEEP_ATT_MODE);
1174                         rt.sleepMode = isValidSleepMode(mode)? mode : null;
1175                         rt.sleepNone = safeBoolean(parser, SLEEP_ATT_NONE, false);
1176                         final int startHour = safeInt(parser, SLEEP_ATT_START_HR, 0);
1177                         final int startMinute = safeInt(parser, SLEEP_ATT_START_MIN, 0);
1178                         final int endHour = safeInt(parser, SLEEP_ATT_END_HR, 0);
1179                         final int endMinute = safeInt(parser, SLEEP_ATT_END_MIN, 0);
1180                         rt.sleepStartHour = isValidHour(startHour) ? startHour : 0;
1181                         rt.sleepStartMinute = isValidMinute(startMinute) ? startMinute : 0;
1182                         rt.sleepEndHour = isValidHour(endHour) ? endHour : 0;
1183                         rt.sleepEndMinute = isValidMinute(endMinute) ? endMinute : 0;
1184                     } else if (CONDITION_TAG.equals(tag)) {
1185                         final ComponentName component =
1186                                 safeComponentName(parser, CONDITION_ATT_COMPONENT);
1187                         final Uri conditionId = safeUri(parser, CONDITION_ATT_ID);
1188                         if (component != null && conditionId != null) {
1189                             conditionComponents.add(component);
1190                             conditionIds.add(conditionId);
1191                         }
1192                     } else if (EXIT_CONDITION_TAG.equals(tag)) {
1193                         rt.exitCondition = readConditionXml(parser);
1194                         if (rt.exitCondition != null) {
1195                             rt.exitConditionComponent =
1196                                     safeComponentName(parser, EXIT_CONDITION_ATT_COMPONENT);
1197                         }
1198                     }
1199                 }
1200             }
1201             throw new IllegalStateException("Failed to reach END_DOCUMENT");
1202         }
1203     }
1204 
1205     public interface Migration {
migrate(XmlV1 v1)1206         ZenModeConfig migrate(XmlV1 v1);
1207     }
1208 
1209     public static class Diff {
1210         private final ArrayList<String> lines = new ArrayList<>();
1211 
1212         @Override
toString()1213         public String toString() {
1214             final StringBuilder sb = new StringBuilder("Diff[");
1215             final int N = lines.size();
1216             for (int i = 0; i < N; i++) {
1217                 if (i > 0) {
1218                     sb.append(',');
1219                 }
1220                 sb.append(lines.get(i));
1221             }
1222             return sb.append(']').toString();
1223         }
1224 
addLine(String item, String action)1225         private Diff addLine(String item, String action) {
1226             lines.add(item + ":" + action);
1227             return this;
1228         }
1229 
addLine(String item, String subitem, Object from, Object to)1230         public Diff addLine(String item, String subitem, Object from, Object to) {
1231             return addLine(item + "." + subitem, from, to);
1232         }
1233 
addLine(String item, Object from, Object to)1234         public Diff addLine(String item, Object from, Object to) {
1235             return addLine(item, from + "->" + to);
1236         }
1237     }
1238 
1239 }
1240