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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.content.ComponentName;
20 import android.content.Context;
21 import android.content.res.Resources;
22 import android.net.Uri;
23 import android.os.Parcel;
24 import android.os.Parcelable;
25 import android.text.TextUtils;
26 import android.text.format.DateFormat;
27 import android.util.Slog;
28 
29 import org.xmlpull.v1.XmlPullParser;
30 import org.xmlpull.v1.XmlPullParserException;
31 import org.xmlpull.v1.XmlSerializer;
32 
33 import java.io.IOException;
34 import java.util.ArrayList;
35 import java.util.Arrays;
36 import java.util.Calendar;
37 import java.util.Locale;
38 import java.util.Objects;
39 
40 import com.android.internal.R;
41 
42 /**
43  * Persisted configuration for zen mode.
44  *
45  * @hide
46  */
47 public class ZenModeConfig implements Parcelable {
48     private static String TAG = "ZenModeConfig";
49 
50     public static final String SLEEP_MODE_NIGHTS = "nights";
51     public static final String SLEEP_MODE_WEEKNIGHTS = "weeknights";
52     public static final String SLEEP_MODE_DAYS_PREFIX = "days:";
53 
54     public static final int SOURCE_ANYONE = 0;
55     public static final int SOURCE_CONTACT = 1;
56     public static final int SOURCE_STAR = 2;
57     public static final int MAX_SOURCE = SOURCE_STAR;
58 
59     public static final int[] ALL_DAYS = { Calendar.SUNDAY, Calendar.MONDAY, Calendar.TUESDAY,
60             Calendar.WEDNESDAY, Calendar.THURSDAY, Calendar.FRIDAY, Calendar.SATURDAY };
61     public static final int[] WEEKNIGHT_DAYS = { Calendar.SUNDAY, Calendar.MONDAY, Calendar.TUESDAY,
62             Calendar.WEDNESDAY, Calendar.THURSDAY };
63 
64     public static final int[] MINUTE_BUCKETS = new int[] { 15, 30, 45, 60, 120, 180, 240, 480 };
65     private static final int SECONDS_MS = 1000;
66     private static final int MINUTES_MS = 60 * SECONDS_MS;
67     private static final int ZERO_VALUE_MS = 10 * SECONDS_MS;
68 
69     private static final boolean DEFAULT_ALLOW_EVENTS = true;
70 
71     private static final int XML_VERSION = 1;
72     private static final String ZEN_TAG = "zen";
73     private static final String ZEN_ATT_VERSION = "version";
74     private static final String ALLOW_TAG = "allow";
75     private static final String ALLOW_ATT_CALLS = "calls";
76     private static final String ALLOW_ATT_MESSAGES = "messages";
77     private static final String ALLOW_ATT_FROM = "from";
78     private static final String ALLOW_ATT_EVENTS = "events";
79     private static final String SLEEP_TAG = "sleep";
80     private static final String SLEEP_ATT_MODE = "mode";
81     private static final String SLEEP_ATT_NONE = "none";
82 
83     private static final String SLEEP_ATT_START_HR = "startHour";
84     private static final String SLEEP_ATT_START_MIN = "startMin";
85     private static final String SLEEP_ATT_END_HR = "endHour";
86     private static final String SLEEP_ATT_END_MIN = "endMin";
87 
88     private static final String CONDITION_TAG = "condition";
89     private static final String CONDITION_ATT_COMPONENT = "component";
90     private static final String CONDITION_ATT_ID = "id";
91     private static final String CONDITION_ATT_SUMMARY = "summary";
92     private static final String CONDITION_ATT_LINE1 = "line1";
93     private static final String CONDITION_ATT_LINE2 = "line2";
94     private static final String CONDITION_ATT_ICON = "icon";
95     private static final String CONDITION_ATT_STATE = "state";
96     private static final String CONDITION_ATT_FLAGS = "flags";
97 
98     private static final String EXIT_CONDITION_TAG = "exitCondition";
99     private static final String EXIT_CONDITION_ATT_COMPONENT = "component";
100 
101     public boolean allowCalls;
102     public boolean allowMessages;
103     public boolean allowEvents = DEFAULT_ALLOW_EVENTS;
104     public int allowFrom = SOURCE_ANYONE;
105 
106     public String sleepMode;
107     public int sleepStartHour;   // 0-23
108     public int sleepStartMinute; // 0-59
109     public int sleepEndHour;
110     public int sleepEndMinute;
111     public boolean sleepNone;    // false = priority, true = none
112     public ComponentName[] conditionComponents;
113     public Uri[] conditionIds;
114     public Condition exitCondition;
115     public ComponentName exitConditionComponent;
116 
ZenModeConfig()117     public ZenModeConfig() { }
118 
ZenModeConfig(Parcel source)119     public ZenModeConfig(Parcel source) {
120         allowCalls = source.readInt() == 1;
121         allowMessages = source.readInt() == 1;
122         allowEvents = source.readInt() == 1;
123         if (source.readInt() == 1) {
124             sleepMode = source.readString();
125         }
126         sleepStartHour = source.readInt();
127         sleepStartMinute = source.readInt();
128         sleepEndHour = source.readInt();
129         sleepEndMinute = source.readInt();
130         sleepNone = source.readInt() == 1;
131         int len = source.readInt();
132         if (len > 0) {
133             conditionComponents = new ComponentName[len];
134             source.readTypedArray(conditionComponents, ComponentName.CREATOR);
135         }
136         len = source.readInt();
137         if (len > 0) {
138             conditionIds = new Uri[len];
139             source.readTypedArray(conditionIds, Uri.CREATOR);
140         }
141         allowFrom = source.readInt();
142         exitCondition = source.readParcelable(null);
143         exitConditionComponent = source.readParcelable(null);
144     }
145 
146     @Override
writeToParcel(Parcel dest, int flags)147     public void writeToParcel(Parcel dest, int flags) {
148         dest.writeInt(allowCalls ? 1 : 0);
149         dest.writeInt(allowMessages ? 1 : 0);
150         dest.writeInt(allowEvents ? 1 : 0);
151         if (sleepMode != null) {
152             dest.writeInt(1);
153             dest.writeString(sleepMode);
154         } else {
155             dest.writeInt(0);
156         }
157         dest.writeInt(sleepStartHour);
158         dest.writeInt(sleepStartMinute);
159         dest.writeInt(sleepEndHour);
160         dest.writeInt(sleepEndMinute);
161         dest.writeInt(sleepNone ? 1 : 0);
162         if (conditionComponents != null && conditionComponents.length > 0) {
163             dest.writeInt(conditionComponents.length);
164             dest.writeTypedArray(conditionComponents, 0);
165         } else {
166             dest.writeInt(0);
167         }
168         if (conditionIds != null && conditionIds.length > 0) {
169             dest.writeInt(conditionIds.length);
170             dest.writeTypedArray(conditionIds, 0);
171         } else {
172             dest.writeInt(0);
173         }
174         dest.writeInt(allowFrom);
175         dest.writeParcelable(exitCondition, 0);
176         dest.writeParcelable(exitConditionComponent, 0);
177     }
178 
179     @Override
toString()180     public String toString() {
181         return new StringBuilder(ZenModeConfig.class.getSimpleName()).append('[')
182             .append("allowCalls=").append(allowCalls)
183             .append(",allowMessages=").append(allowMessages)
184             .append(",allowFrom=").append(sourceToString(allowFrom))
185             .append(",allowEvents=").append(allowEvents)
186             .append(",sleepMode=").append(sleepMode)
187             .append(",sleepStart=").append(sleepStartHour).append('.').append(sleepStartMinute)
188             .append(",sleepEnd=").append(sleepEndHour).append('.').append(sleepEndMinute)
189             .append(",sleepNone=").append(sleepNone)
190             .append(",conditionComponents=")
191             .append(conditionComponents == null ? null : TextUtils.join(",", conditionComponents))
192             .append(",conditionIds=")
193             .append(conditionIds == null ? null : TextUtils.join(",", conditionIds))
194             .append(",exitCondition=").append(exitCondition)
195             .append(",exitConditionComponent=").append(exitConditionComponent)
196             .append(']').toString();
197     }
198 
sourceToString(int source)199     public static String sourceToString(int source) {
200         switch (source) {
201             case SOURCE_ANYONE:
202                 return "anyone";
203             case SOURCE_CONTACT:
204                 return "contacts";
205             case SOURCE_STAR:
206                 return "stars";
207             default:
208                 return "UNKNOWN";
209         }
210     }
211 
212     @Override
equals(Object o)213     public boolean equals(Object o) {
214         if (!(o instanceof ZenModeConfig)) return false;
215         if (o == this) return true;
216         final ZenModeConfig other = (ZenModeConfig) o;
217         return other.allowCalls == allowCalls
218                 && other.allowMessages == allowMessages
219                 && other.allowFrom == allowFrom
220                 && other.allowEvents == allowEvents
221                 && Objects.equals(other.sleepMode, sleepMode)
222                 && other.sleepNone == sleepNone
223                 && other.sleepStartHour == sleepStartHour
224                 && other.sleepStartMinute == sleepStartMinute
225                 && other.sleepEndHour == sleepEndHour
226                 && other.sleepEndMinute == sleepEndMinute
227                 && Objects.deepEquals(other.conditionComponents, conditionComponents)
228                 && Objects.deepEquals(other.conditionIds, conditionIds)
229                 && Objects.equals(other.exitCondition, exitCondition)
230                 && Objects.equals(other.exitConditionComponent, exitConditionComponent);
231     }
232 
233     @Override
hashCode()234     public int hashCode() {
235         return Objects.hash(allowCalls, allowMessages, allowFrom, allowEvents, sleepMode, sleepNone,
236                 sleepStartHour, sleepStartMinute, sleepEndHour, sleepEndMinute,
237                 Arrays.hashCode(conditionComponents), Arrays.hashCode(conditionIds),
238                 exitCondition, exitConditionComponent);
239     }
240 
isValid()241     public boolean isValid() {
242         return isValidHour(sleepStartHour) && isValidMinute(sleepStartMinute)
243                 && isValidHour(sleepEndHour) && isValidMinute(sleepEndMinute)
244                 && isValidSleepMode(sleepMode);
245     }
246 
isValidSleepMode(String sleepMode)247     public static boolean isValidSleepMode(String sleepMode) {
248         return sleepMode == null || sleepMode.equals(SLEEP_MODE_NIGHTS)
249                 || sleepMode.equals(SLEEP_MODE_WEEKNIGHTS) || tryParseDays(sleepMode) != null;
250     }
251 
tryParseDays(String sleepMode)252     public static int[] tryParseDays(String sleepMode) {
253         if (sleepMode == null) return null;
254         sleepMode = sleepMode.trim();
255         if (SLEEP_MODE_NIGHTS.equals(sleepMode)) return ALL_DAYS;
256         if (SLEEP_MODE_WEEKNIGHTS.equals(sleepMode)) return WEEKNIGHT_DAYS;
257         if (!sleepMode.startsWith(SLEEP_MODE_DAYS_PREFIX)) return null;
258         if (sleepMode.equals(SLEEP_MODE_DAYS_PREFIX)) return null;
259         final String[] tokens = sleepMode.substring(SLEEP_MODE_DAYS_PREFIX.length()).split(",");
260         if (tokens.length == 0) return null;
261         final int[] rt = new int[tokens.length];
262         for (int i = 0; i < tokens.length; i++) {
263             final int day = tryParseInt(tokens[i], -1);
264             if (day == -1) return null;
265             rt[i] = day;
266         }
267         return rt;
268     }
269 
tryParseInt(String value, int defValue)270     private static int tryParseInt(String value, int defValue) {
271         if (TextUtils.isEmpty(value)) return defValue;
272         try {
273             return Integer.valueOf(value);
274         } catch (NumberFormatException e) {
275             return defValue;
276         }
277     }
278 
readXml(XmlPullParser parser)279     public static ZenModeConfig readXml(XmlPullParser parser)
280             throws XmlPullParserException, IOException {
281         int type = parser.getEventType();
282         if (type != XmlPullParser.START_TAG) return null;
283         String tag = parser.getName();
284         if (!ZEN_TAG.equals(tag)) return null;
285         final ZenModeConfig rt = new ZenModeConfig();
286         final int version = safeInt(parser, ZEN_ATT_VERSION, XML_VERSION);
287         final ArrayList<ComponentName> conditionComponents = new ArrayList<ComponentName>();
288         final ArrayList<Uri> conditionIds = new ArrayList<Uri>();
289         while ((type = parser.next()) != XmlPullParser.END_DOCUMENT) {
290             tag = parser.getName();
291             if (type == XmlPullParser.END_TAG && ZEN_TAG.equals(tag)) {
292                 if (!conditionComponents.isEmpty()) {
293                     rt.conditionComponents = conditionComponents
294                             .toArray(new ComponentName[conditionComponents.size()]);
295                     rt.conditionIds = conditionIds.toArray(new Uri[conditionIds.size()]);
296                 }
297                 return rt;
298             }
299             if (type == XmlPullParser.START_TAG) {
300                 if (ALLOW_TAG.equals(tag)) {
301                     rt.allowCalls = safeBoolean(parser, ALLOW_ATT_CALLS, false);
302                     rt.allowMessages = safeBoolean(parser, ALLOW_ATT_MESSAGES, false);
303                     rt.allowEvents = safeBoolean(parser, ALLOW_ATT_EVENTS, DEFAULT_ALLOW_EVENTS);
304                     rt.allowFrom = safeInt(parser, ALLOW_ATT_FROM, SOURCE_ANYONE);
305                     if (rt.allowFrom < SOURCE_ANYONE || rt.allowFrom > MAX_SOURCE) {
306                         throw new IndexOutOfBoundsException("bad source in config:" + rt.allowFrom);
307                     }
308                 } else if (SLEEP_TAG.equals(tag)) {
309                     final String mode = parser.getAttributeValue(null, SLEEP_ATT_MODE);
310                     rt.sleepMode = isValidSleepMode(mode)? mode : null;
311                     rt.sleepNone = safeBoolean(parser, SLEEP_ATT_NONE, false);
312                     final int startHour = safeInt(parser, SLEEP_ATT_START_HR, 0);
313                     final int startMinute = safeInt(parser, SLEEP_ATT_START_MIN, 0);
314                     final int endHour = safeInt(parser, SLEEP_ATT_END_HR, 0);
315                     final int endMinute = safeInt(parser, SLEEP_ATT_END_MIN, 0);
316                     rt.sleepStartHour = isValidHour(startHour) ? startHour : 0;
317                     rt.sleepStartMinute = isValidMinute(startMinute) ? startMinute : 0;
318                     rt.sleepEndHour = isValidHour(endHour) ? endHour : 0;
319                     rt.sleepEndMinute = isValidMinute(endMinute) ? endMinute : 0;
320                 } else if (CONDITION_TAG.equals(tag)) {
321                     final ComponentName component =
322                             safeComponentName(parser, CONDITION_ATT_COMPONENT);
323                     final Uri conditionId = safeUri(parser, CONDITION_ATT_ID);
324                     if (component != null && conditionId != null) {
325                         conditionComponents.add(component);
326                         conditionIds.add(conditionId);
327                     }
328                 } else if (EXIT_CONDITION_TAG.equals(tag)) {
329                     rt.exitCondition = readConditionXml(parser);
330                     if (rt.exitCondition != null) {
331                         rt.exitConditionComponent =
332                                 safeComponentName(parser, EXIT_CONDITION_ATT_COMPONENT);
333                     }
334                 }
335             }
336         }
337         throw new IllegalStateException("Failed to reach END_DOCUMENT");
338     }
339 
writeXml(XmlSerializer out)340     public void writeXml(XmlSerializer out) throws IOException {
341         out.startTag(null, ZEN_TAG);
342         out.attribute(null, ZEN_ATT_VERSION, Integer.toString(XML_VERSION));
343 
344         out.startTag(null, ALLOW_TAG);
345         out.attribute(null, ALLOW_ATT_CALLS, Boolean.toString(allowCalls));
346         out.attribute(null, ALLOW_ATT_MESSAGES, Boolean.toString(allowMessages));
347         out.attribute(null, ALLOW_ATT_EVENTS, Boolean.toString(allowEvents));
348         out.attribute(null, ALLOW_ATT_FROM, Integer.toString(allowFrom));
349         out.endTag(null, ALLOW_TAG);
350 
351         out.startTag(null, SLEEP_TAG);
352         if (sleepMode != null) {
353             out.attribute(null, SLEEP_ATT_MODE, sleepMode);
354         }
355         out.attribute(null, SLEEP_ATT_NONE, Boolean.toString(sleepNone));
356         out.attribute(null, SLEEP_ATT_START_HR, Integer.toString(sleepStartHour));
357         out.attribute(null, SLEEP_ATT_START_MIN, Integer.toString(sleepStartMinute));
358         out.attribute(null, SLEEP_ATT_END_HR, Integer.toString(sleepEndHour));
359         out.attribute(null, SLEEP_ATT_END_MIN, Integer.toString(sleepEndMinute));
360         out.endTag(null, SLEEP_TAG);
361 
362         if (conditionComponents != null && conditionIds != null
363                 && conditionComponents.length == conditionIds.length) {
364             for (int i = 0; i < conditionComponents.length; i++) {
365                 out.startTag(null, CONDITION_TAG);
366                 out.attribute(null, CONDITION_ATT_COMPONENT,
367                         conditionComponents[i].flattenToString());
368                 out.attribute(null, CONDITION_ATT_ID, conditionIds[i].toString());
369                 out.endTag(null, CONDITION_TAG);
370             }
371         }
372         if (exitCondition != null && exitConditionComponent != null) {
373             out.startTag(null, EXIT_CONDITION_TAG);
374             out.attribute(null, EXIT_CONDITION_ATT_COMPONENT,
375                     exitConditionComponent.flattenToString());
376             writeConditionXml(exitCondition, out);
377             out.endTag(null, EXIT_CONDITION_TAG);
378         }
379         out.endTag(null, ZEN_TAG);
380     }
381 
readConditionXml(XmlPullParser parser)382     public static Condition readConditionXml(XmlPullParser parser) {
383         final Uri id = safeUri(parser, CONDITION_ATT_ID);
384         final String summary = parser.getAttributeValue(null, CONDITION_ATT_SUMMARY);
385         final String line1 = parser.getAttributeValue(null, CONDITION_ATT_LINE1);
386         final String line2 = parser.getAttributeValue(null, CONDITION_ATT_LINE2);
387         final int icon = safeInt(parser, CONDITION_ATT_ICON, -1);
388         final int state = safeInt(parser, CONDITION_ATT_STATE, -1);
389         final int flags = safeInt(parser, CONDITION_ATT_FLAGS, -1);
390         try {
391             return new Condition(id, summary, line1, line2, icon, state, flags);
392         } catch (IllegalArgumentException e) {
393             Slog.w(TAG, "Unable to read condition xml", e);
394             return null;
395         }
396     }
397 
writeConditionXml(Condition c, XmlSerializer out)398     public static void writeConditionXml(Condition c, XmlSerializer out) throws IOException {
399         out.attribute(null, CONDITION_ATT_ID, c.id.toString());
400         out.attribute(null, CONDITION_ATT_SUMMARY, c.summary);
401         out.attribute(null, CONDITION_ATT_LINE1, c.line1);
402         out.attribute(null, CONDITION_ATT_LINE2, c.line2);
403         out.attribute(null, CONDITION_ATT_ICON, Integer.toString(c.icon));
404         out.attribute(null, CONDITION_ATT_STATE, Integer.toString(c.state));
405         out.attribute(null, CONDITION_ATT_FLAGS, Integer.toString(c.flags));
406     }
407 
isValidHour(int val)408     public static boolean isValidHour(int val) {
409         return val >= 0 && val < 24;
410     }
411 
isValidMinute(int val)412     public static boolean isValidMinute(int val) {
413         return val >= 0 && val < 60;
414     }
415 
safeBoolean(XmlPullParser parser, String att, boolean defValue)416     private static boolean safeBoolean(XmlPullParser parser, String att, boolean defValue) {
417         final String val = parser.getAttributeValue(null, att);
418         if (TextUtils.isEmpty(val)) return defValue;
419         return Boolean.valueOf(val);
420     }
421 
safeInt(XmlPullParser parser, String att, int defValue)422     private static int safeInt(XmlPullParser parser, String att, int defValue) {
423         final String val = parser.getAttributeValue(null, att);
424         return tryParseInt(val, defValue);
425     }
426 
safeComponentName(XmlPullParser parser, String att)427     private static ComponentName safeComponentName(XmlPullParser parser, String att) {
428         final String val = parser.getAttributeValue(null, att);
429         if (TextUtils.isEmpty(val)) return null;
430         return ComponentName.unflattenFromString(val);
431     }
432 
safeUri(XmlPullParser parser, String att)433     private static Uri safeUri(XmlPullParser parser, String att) {
434         final String val = parser.getAttributeValue(null, att);
435         if (TextUtils.isEmpty(val)) return null;
436         return Uri.parse(val);
437     }
438 
439     @Override
describeContents()440     public int describeContents() {
441         return 0;
442     }
443 
copy()444     public ZenModeConfig copy() {
445         final Parcel parcel = Parcel.obtain();
446         try {
447             writeToParcel(parcel, 0);
448             parcel.setDataPosition(0);
449             return new ZenModeConfig(parcel);
450         } finally {
451             parcel.recycle();
452         }
453     }
454 
455     public static final Parcelable.Creator<ZenModeConfig> CREATOR
456             = new Parcelable.Creator<ZenModeConfig>() {
457         @Override
458         public ZenModeConfig createFromParcel(Parcel source) {
459             return new ZenModeConfig(source);
460         }
461 
462         @Override
463         public ZenModeConfig[] newArray(int size) {
464             return new ZenModeConfig[size];
465         }
466     };
467 
toDowntimeInfo()468     public DowntimeInfo toDowntimeInfo() {
469         final DowntimeInfo downtime = new DowntimeInfo();
470         downtime.startHour = sleepStartHour;
471         downtime.startMinute = sleepStartMinute;
472         downtime.endHour = sleepEndHour;
473         downtime.endMinute = sleepEndMinute;
474         downtime.mode = sleepMode;
475         downtime.none = sleepNone;
476         return downtime;
477     }
478 
toTimeCondition(Context context, int minutesFromNow, int userHandle)479     public static Condition toTimeCondition(Context context, int minutesFromNow, int userHandle) {
480         final long now = System.currentTimeMillis();
481         final long millis = minutesFromNow == 0 ? ZERO_VALUE_MS : minutesFromNow * MINUTES_MS;
482         return toTimeCondition(context, now + millis, minutesFromNow, now, userHandle);
483     }
484 
toTimeCondition(Context context, long time, int minutes, long now, int userHandle)485     public static Condition toTimeCondition(Context context, long time, int minutes, long now,
486             int userHandle) {
487         final int num, summaryResId, line1ResId;
488         if (minutes < 60) {
489             // display as minutes
490             num = minutes;
491             summaryResId = R.plurals.zen_mode_duration_minutes_summary;
492             line1ResId = R.plurals.zen_mode_duration_minutes;
493         } else {
494             // display as hours
495             num =  Math.round(minutes / 60f);
496             summaryResId = com.android.internal.R.plurals.zen_mode_duration_hours_summary;
497             line1ResId = com.android.internal.R.plurals.zen_mode_duration_hours;
498         }
499         final String skeleton = DateFormat.is24HourFormat(context, userHandle) ? "Hm" : "hma";
500         final String pattern = DateFormat.getBestDateTimePattern(Locale.getDefault(), skeleton);
501         final CharSequence formattedTime = DateFormat.format(pattern, time);
502         final Resources res = context.getResources();
503         final String summary = res.getQuantityString(summaryResId, num, num, formattedTime);
504         final String line1 = res.getQuantityString(line1ResId, num, num, formattedTime);
505         final String line2 = res.getString(R.string.zen_mode_until, formattedTime);
506         final Uri id = toCountdownConditionId(time);
507         return new Condition(id, summary, line1, line2, 0, Condition.STATE_TRUE,
508                 Condition.FLAG_RELEVANT_NOW);
509     }
510 
511     // For built-in conditions
512     public static final String SYSTEM_AUTHORITY = "android";
513 
514     // Built-in countdown conditions, e.g. condition://android/countdown/1399917958951
515     public static final String COUNTDOWN_PATH = "countdown";
516 
toCountdownConditionId(long time)517     public static Uri toCountdownConditionId(long time) {
518         return new Uri.Builder().scheme(Condition.SCHEME)
519                 .authority(SYSTEM_AUTHORITY)
520                 .appendPath(COUNTDOWN_PATH)
521                 .appendPath(Long.toString(time))
522                 .build();
523     }
524 
tryParseCountdownConditionId(Uri conditionId)525     public static long tryParseCountdownConditionId(Uri conditionId) {
526         if (!Condition.isValidId(conditionId, SYSTEM_AUTHORITY)) return 0;
527         if (conditionId.getPathSegments().size() != 2
528                 || !COUNTDOWN_PATH.equals(conditionId.getPathSegments().get(0))) return 0;
529         try {
530             return Long.parseLong(conditionId.getPathSegments().get(1));
531         } catch (RuntimeException e) {
532             Slog.w(TAG, "Error parsing countdown condition: " + conditionId, e);
533             return 0;
534         }
535     }
536 
isValidCountdownConditionId(Uri conditionId)537     public static boolean isValidCountdownConditionId(Uri conditionId) {
538         return tryParseCountdownConditionId(conditionId) != 0;
539     }
540 
541     // Built-in downtime conditions
542     // e.g. condition://android/downtime?start=10.00&end=7.00&mode=days%3A5%2C6&none=false
543     public static final String DOWNTIME_PATH = "downtime";
544 
toDowntimeConditionId(DowntimeInfo downtime)545     public static Uri toDowntimeConditionId(DowntimeInfo downtime) {
546         return new Uri.Builder().scheme(Condition.SCHEME)
547                 .authority(SYSTEM_AUTHORITY)
548                 .appendPath(DOWNTIME_PATH)
549                 .appendQueryParameter("start", downtime.startHour + "." + downtime.startMinute)
550                 .appendQueryParameter("end", downtime.endHour + "." + downtime.endMinute)
551                 .appendQueryParameter("mode", downtime.mode)
552                 .appendQueryParameter("none", Boolean.toString(downtime.none))
553                 .build();
554     }
555 
tryParseDowntimeConditionId(Uri conditionId)556     public static DowntimeInfo tryParseDowntimeConditionId(Uri conditionId) {
557         if (!Condition.isValidId(conditionId, SYSTEM_AUTHORITY)
558                 || conditionId.getPathSegments().size() != 1
559                 || !DOWNTIME_PATH.equals(conditionId.getPathSegments().get(0))) {
560             return null;
561         }
562         final int[] start = tryParseHourAndMinute(conditionId.getQueryParameter("start"));
563         final int[] end = tryParseHourAndMinute(conditionId.getQueryParameter("end"));
564         if (start == null || end == null) return null;
565         final DowntimeInfo downtime = new DowntimeInfo();
566         downtime.startHour = start[0];
567         downtime.startMinute = start[1];
568         downtime.endHour = end[0];
569         downtime.endMinute = end[1];
570         downtime.mode = conditionId.getQueryParameter("mode");
571         downtime.none = Boolean.toString(true).equals(conditionId.getQueryParameter("none"));
572         return downtime;
573     }
574 
tryParseHourAndMinute(String value)575     private static int[] tryParseHourAndMinute(String value) {
576         if (TextUtils.isEmpty(value)) return null;
577         final int i = value.indexOf('.');
578         if (i < 1 || i >= value.length() - 1) return null;
579         final int hour = tryParseInt(value.substring(0, i), -1);
580         final int minute = tryParseInt(value.substring(i + 1), -1);
581         return isValidHour(hour) && isValidMinute(minute) ? new int[] { hour, minute } : null;
582     }
583 
isValidDowntimeConditionId(Uri conditionId)584     public static boolean isValidDowntimeConditionId(Uri conditionId) {
585         return tryParseDowntimeConditionId(conditionId) != null;
586     }
587 
588     public static class DowntimeInfo {
589         public int startHour;   // 0-23
590         public int startMinute; // 0-59
591         public int endHour;
592         public int endMinute;
593         public String mode;
594         public boolean none;
595 
596         @Override
hashCode()597         public int hashCode() {
598             return 0;
599         }
600 
601         @Override
equals(Object o)602         public boolean equals(Object o) {
603             if (!(o instanceof DowntimeInfo)) return false;
604             final DowntimeInfo other = (DowntimeInfo) o;
605             return startHour == other.startHour
606                     && startMinute == other.startMinute
607                     && endHour == other.endHour
608                     && endMinute == other.endMinute
609                     && Objects.equals(mode, other.mode)
610                     && none == other.none;
611         }
612     }
613 
614     // built-in next alarm conditions
615     public static final String NEXT_ALARM_PATH = "next_alarm";
616 }
617