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1 /*
2  * Copyright (C) 2006 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package com.android.internal.telephony;
18 
19 import android.content.ContentResolver;
20 import android.content.Context;
21 import android.database.Cursor;
22 import android.graphics.Bitmap;
23 import android.graphics.drawable.Drawable;
24 import android.location.Country;
25 import android.location.CountryDetector;
26 import android.net.Uri;
27 import android.provider.ContactsContract.CommonDataKinds.Phone;
28 import android.provider.ContactsContract.Contacts;
29 import android.provider.ContactsContract.Data;
30 import android.provider.ContactsContract.PhoneLookup;
31 import android.provider.ContactsContract.RawContacts;
32 import android.telephony.PhoneNumberUtils;
33 import android.telephony.TelephonyManager;
34 import android.text.TextUtils;
35 import android.telephony.Rlog;
36 import android.util.Log;
37 
38 import com.android.i18n.phonenumbers.geocoding.PhoneNumberOfflineGeocoder;
39 import com.android.i18n.phonenumbers.NumberParseException;
40 import com.android.i18n.phonenumbers.PhoneNumberUtil;
41 import com.android.i18n.phonenumbers.Phonenumber.PhoneNumber;
42 import android.telephony.SubscriptionManager;
43 
44 import java.util.Locale;
45 
46 
47 /**
48  * Looks up caller information for the given phone number.
49  *
50  * {@hide}
51  */
52 public class CallerInfo {
53     private static final String TAG = "CallerInfo";
54     private static final boolean VDBG = Rlog.isLoggable(TAG, Log.VERBOSE);
55 
56     /**
57      * Please note that, any one of these member variables can be null,
58      * and any accesses to them should be prepared to handle such a case.
59      *
60      * Also, it is implied that phoneNumber is more often populated than
61      * name is, (think of calls being dialed/received using numbers where
62      * names are not known to the device), so phoneNumber should serve as
63      * a dependable fallback when name is unavailable.
64      *
65      * One other detail here is that this CallerInfo object reflects
66      * information found on a connection, it is an OUTPUT that serves
67      * mainly to display information to the user.  In no way is this object
68      * used as input to make a connection, so we can choose to display
69      * whatever human-readable text makes sense to the user for a
70      * connection.  This is especially relevant for the phone number field,
71      * since it is the one field that is most likely exposed to the user.
72      *
73      * As an example:
74      *   1. User dials "911"
75      *   2. Device recognizes that this is an emergency number
76      *   3. We use the "Emergency Number" string instead of "911" in the
77      *     phoneNumber field.
78      *
79      * What we're really doing here is treating phoneNumber as an essential
80      * field here, NOT name.  We're NOT always guaranteed to have a name
81      * for a connection, but the number should be displayable.
82      */
83     public String name;
84     public String phoneNumber;
85     public String normalizedNumber;
86     public String geoDescription;
87 
88     public String cnapName;
89     public int numberPresentation;
90     public int namePresentation;
91     public boolean contactExists;
92 
93     public String phoneLabel;
94     /* Split up the phoneLabel into number type and label name */
95     public int    numberType;
96     public String numberLabel;
97 
98     public int photoResource;
99 
100     // Contact ID, which will be 0 if a contact comes from the corp CP2.
101     public long contactIdOrZero;
102     public boolean needUpdate;
103     public Uri contactRefUri;
104     public String lookupKey;
105 
106     /**
107      * Contact display photo URI.  If a contact has no display photo but a thumbnail, it'll be
108      * the thumbnail URI instead.
109      */
110     public Uri contactDisplayPhotoUri;
111 
112     // fields to hold individual contact preference data,
113     // including the send to voicemail flag and the ringtone
114     // uri reference.
115     public Uri contactRingtoneUri;
116     public boolean shouldSendToVoicemail;
117 
118     /**
119      * Drawable representing the caller image.  This is essentially
120      * a cache for the image data tied into the connection /
121      * callerinfo object.
122      *
123      * This might be a high resolution picture which is more suitable
124      * for full-screen image view than for smaller icons used in some
125      * kinds of notifications.
126      *
127      * The {@link #isCachedPhotoCurrent} flag indicates if the image
128      * data needs to be reloaded.
129      */
130     public Drawable cachedPhoto;
131     /**
132      * Bitmap representing the caller image which has possibly lower
133      * resolution than {@link #cachedPhoto} and thus more suitable for
134      * icons (like notification icons).
135      *
136      * In usual cases this is just down-scaled image of {@link #cachedPhoto}.
137      * If the down-scaling fails, this will just become null.
138      *
139      * The {@link #isCachedPhotoCurrent} flag indicates if the image
140      * data needs to be reloaded.
141      */
142     public Bitmap cachedPhotoIcon;
143     /**
144      * Boolean which indicates if {@link #cachedPhoto} and
145      * {@link #cachedPhotoIcon} is fresh enough. If it is false,
146      * those images aren't pointing to valid objects.
147      */
148     public boolean isCachedPhotoCurrent;
149 
150     private boolean mIsEmergency;
151     private boolean mIsVoiceMail;
152 
CallerInfo()153     public CallerInfo() {
154         // TODO: Move all the basic initialization here?
155         mIsEmergency = false;
156         mIsVoiceMail = false;
157     }
158 
159     /**
160      * getCallerInfo given a Cursor.
161      * @param context the context used to retrieve string constants
162      * @param contactRef the URI to attach to this CallerInfo object
163      * @param cursor the first object in the cursor is used to build the CallerInfo object.
164      * @return the CallerInfo which contains the caller id for the given
165      * number. The returned CallerInfo is null if no number is supplied.
166      */
getCallerInfo(Context context, Uri contactRef, Cursor cursor)167     public static CallerInfo getCallerInfo(Context context, Uri contactRef, Cursor cursor) {
168         CallerInfo info = new CallerInfo();
169         info.photoResource = 0;
170         info.phoneLabel = null;
171         info.numberType = 0;
172         info.numberLabel = null;
173         info.cachedPhoto = null;
174         info.isCachedPhotoCurrent = false;
175         info.contactExists = false;
176 
177         if (VDBG) Rlog.v(TAG, "getCallerInfo() based on cursor...");
178 
179         if (cursor != null) {
180             if (cursor.moveToFirst()) {
181                 // TODO: photo_id is always available but not taken
182                 // care of here. Maybe we should store it in the
183                 // CallerInfo object as well.
184 
185                 int columnIndex;
186 
187                 // Look for the name
188                 columnIndex = cursor.getColumnIndex(PhoneLookup.DISPLAY_NAME);
189                 if (columnIndex != -1) {
190                     info.name = cursor.getString(columnIndex);
191                 }
192 
193                 // Look for the number
194                 columnIndex = cursor.getColumnIndex(PhoneLookup.NUMBER);
195                 if (columnIndex != -1) {
196                     info.phoneNumber = cursor.getString(columnIndex);
197                 }
198 
199                 // Look for the normalized number
200                 columnIndex = cursor.getColumnIndex(PhoneLookup.NORMALIZED_NUMBER);
201                 if (columnIndex != -1) {
202                     info.normalizedNumber = cursor.getString(columnIndex);
203                 }
204 
205                 // Look for the label/type combo
206                 columnIndex = cursor.getColumnIndex(PhoneLookup.LABEL);
207                 if (columnIndex != -1) {
208                     int typeColumnIndex = cursor.getColumnIndex(PhoneLookup.TYPE);
209                     if (typeColumnIndex != -1) {
210                         info.numberType = cursor.getInt(typeColumnIndex);
211                         info.numberLabel = cursor.getString(columnIndex);
212                         info.phoneLabel = Phone.getDisplayLabel(context,
213                                 info.numberType, info.numberLabel)
214                                 .toString();
215                     }
216                 }
217 
218                 // Look for the person_id.
219                 columnIndex = getColumnIndexForPersonId(contactRef, cursor);
220                 if (columnIndex != -1) {
221                     final long contactId = cursor.getLong(columnIndex);
222                     if (contactId != 0 && !Contacts.isEnterpriseContactId(contactId)) {
223                         info.contactIdOrZero = contactId;
224                         if (VDBG) {
225                             Rlog.v(TAG, "==> got info.contactIdOrZero: " + info.contactIdOrZero);
226                         }
227                     }
228                 } else {
229                     // No valid columnIndex, so we can't look up person_id.
230                     Rlog.w(TAG, "Couldn't find contact_id column for " + contactRef);
231                     // Watch out: this means that anything that depends on
232                     // person_id will be broken (like contact photo lookups in
233                     // the in-call UI, for example.)
234                 }
235 
236                 // Contact lookupKey
237                 columnIndex = cursor.getColumnIndex(PhoneLookup.LOOKUP_KEY);
238                 if (columnIndex != -1) {
239                     info.lookupKey = cursor.getString(columnIndex);
240                 }
241 
242                 // Display photo URI.
243                 columnIndex = cursor.getColumnIndex(PhoneLookup.PHOTO_URI);
244                 if ((columnIndex != -1) && (cursor.getString(columnIndex) != null)) {
245                     info.contactDisplayPhotoUri = Uri.parse(cursor.getString(columnIndex));
246                 } else {
247                     info.contactDisplayPhotoUri = null;
248                 }
249 
250                 // look for the custom ringtone, create from the string stored
251                 // in the database.
252                 columnIndex = cursor.getColumnIndex(PhoneLookup.CUSTOM_RINGTONE);
253                 if ((columnIndex != -1) && (cursor.getString(columnIndex) != null)) {
254                     info.contactRingtoneUri = Uri.parse(cursor.getString(columnIndex));
255                 } else {
256                     info.contactRingtoneUri = null;
257                 }
258 
259                 // look for the send to voicemail flag, set it to true only
260                 // under certain circumstances.
261                 columnIndex = cursor.getColumnIndex(PhoneLookup.SEND_TO_VOICEMAIL);
262                 info.shouldSendToVoicemail = (columnIndex != -1) &&
263                         ((cursor.getInt(columnIndex)) == 1);
264                 info.contactExists = true;
265             }
266             cursor.close();
267             cursor = null;
268         }
269 
270         info.needUpdate = false;
271         info.name = normalize(info.name);
272         info.contactRefUri = contactRef;
273 
274         return info;
275     }
276 
277     /**
278      * getCallerInfo given a URI, look up in the call-log database
279      * for the uri unique key.
280      * @param context the context used to get the ContentResolver
281      * @param contactRef the URI used to lookup caller id
282      * @return the CallerInfo which contains the caller id for the given
283      * number. The returned CallerInfo is null if no number is supplied.
284      */
getCallerInfo(Context context, Uri contactRef)285     public static CallerInfo getCallerInfo(Context context, Uri contactRef) {
286         CallerInfo info = null;
287         ContentResolver cr = CallerInfoAsyncQuery.getCurrentProfileContentResolver(context);
288         if (cr != null) {
289             try {
290                 info = getCallerInfo(context, contactRef,
291                         cr.query(contactRef, null, null, null, null));
292             } catch (RuntimeException re) {
293                 Rlog.e(TAG, "Error getting caller info.", re);
294             }
295         }
296         return info;
297     }
298 
299     /**
300      * getCallerInfo given a phone number, look up in the call-log database
301      * for the matching caller id info.
302      * @param context the context used to get the ContentResolver
303      * @param number the phone number used to lookup caller id
304      * @return the CallerInfo which contains the caller id for the given
305      * number. The returned CallerInfo is null if no number is supplied. If
306      * a matching number is not found, then a generic caller info is returned,
307      * with all relevant fields empty or null.
308      */
getCallerInfo(Context context, String number)309     public static CallerInfo getCallerInfo(Context context, String number) {
310         if (VDBG) Rlog.v(TAG, "getCallerInfo() based on number...");
311 
312         int subId = SubscriptionManager.getDefaultSubId();
313         return getCallerInfo(context, number, subId);
314     }
315 
316     /**
317      * getCallerInfo given a phone number and subscription, look up in the call-log database
318      * for the matching caller id info.
319      * @param context the context used to get the ContentResolver
320      * @param number the phone number used to lookup caller id
321      * @param subId the subscription for checking for if voice mail number or not
322      * @return the CallerInfo which contains the caller id for the given
323      * number. The returned CallerInfo is null if no number is supplied. If
324      * a matching number is not found, then a generic caller info is returned,
325      * with all relevant fields empty or null.
326      */
getCallerInfo(Context context, String number, int subId)327     public static CallerInfo getCallerInfo(Context context, String number, int subId) {
328 
329         if (TextUtils.isEmpty(number)) {
330             return null;
331         }
332 
333         // Change the callerInfo number ONLY if it is an emergency number
334         // or if it is the voicemail number.  If it is either, take a
335         // shortcut and skip the query.
336         if (PhoneNumberUtils.isLocalEmergencyNumber(context, number)) {
337             return new CallerInfo().markAsEmergency(context);
338         } else if (PhoneNumberUtils.isVoiceMailNumber(subId, number)) {
339             return new CallerInfo().markAsVoiceMail();
340         }
341 
342         Uri contactUri = Uri.withAppendedPath(PhoneLookup.ENTERPRISE_CONTENT_FILTER_URI,
343                 Uri.encode(number));
344 
345         CallerInfo info = getCallerInfo(context, contactUri);
346         info = doSecondaryLookupIfNecessary(context, number, info);
347 
348         // if no query results were returned with a viable number,
349         // fill in the original number value we used to query with.
350         if (TextUtils.isEmpty(info.phoneNumber)) {
351             info.phoneNumber = number;
352         }
353 
354         return info;
355     }
356 
357     /**
358      * Performs another lookup if previous lookup fails and it's a SIP call
359      * and the peer's username is all numeric. Look up the username as it
360      * could be a PSTN number in the contact database.
361      *
362      * @param context the query context
363      * @param number the original phone number, could be a SIP URI
364      * @param previousResult the result of previous lookup
365      * @return previousResult if it's not the case
366      */
doSecondaryLookupIfNecessary(Context context, String number, CallerInfo previousResult)367     static CallerInfo doSecondaryLookupIfNecessary(Context context,
368             String number, CallerInfo previousResult) {
369         if (!previousResult.contactExists
370                 && PhoneNumberUtils.isUriNumber(number)) {
371             String username = PhoneNumberUtils.getUsernameFromUriNumber(number);
372             if (PhoneNumberUtils.isGlobalPhoneNumber(username)) {
373                 previousResult = getCallerInfo(context,
374                         Uri.withAppendedPath(PhoneLookup.ENTERPRISE_CONTENT_FILTER_URI,
375                                 Uri.encode(username)));
376             }
377         }
378         return previousResult;
379     }
380 
381     // Accessors
382 
383     /**
384      * @return true if the caller info is an emergency number.
385      */
isEmergencyNumber()386     public boolean isEmergencyNumber() {
387         return mIsEmergency;
388     }
389 
390     /**
391      * @return true if the caller info is a voicemail number.
392      */
isVoiceMailNumber()393     public boolean isVoiceMailNumber() {
394         return mIsVoiceMail;
395     }
396 
397     /**
398      * Mark this CallerInfo as an emergency call.
399      * @param context To lookup the localized 'Emergency Number' string.
400      * @return this instance.
401      */
402     // TODO: Note we're setting the phone number here (refer to
403     // javadoc comments at the top of CallerInfo class) to a localized
404     // string 'Emergency Number'. This is pretty bad because we are
405     // making UI work here instead of just packaging the data. We
406     // should set the phone number to the dialed number and name to
407     // 'Emergency Number' and let the UI make the decision about what
408     // should be displayed.
markAsEmergency(Context context)409     /* package */ CallerInfo markAsEmergency(Context context) {
410         phoneNumber = context.getString(
411             com.android.internal.R.string.emergency_call_dialog_number_for_display);
412         photoResource = com.android.internal.R.drawable.picture_emergency;
413         mIsEmergency = true;
414         return this;
415     }
416 
417 
418     /**
419      * Mark this CallerInfo as a voicemail call. The voicemail label
420      * is obtained from the telephony manager. Caller must hold the
421      * READ_PHONE_STATE permission otherwise the phoneNumber will be
422      * set to null.
423      * @return this instance.
424      */
425     // TODO: As in the emergency number handling, we end up writing a
426     // string in the phone number field.
markAsVoiceMail()427     /* package */ CallerInfo markAsVoiceMail() {
428 
429         int subId = SubscriptionManager.getDefaultSubId();
430         return markAsVoiceMail(subId);
431 
432     }
433 
markAsVoiceMail(int subId)434     /* package */ CallerInfo markAsVoiceMail(int subId) {
435         mIsVoiceMail = true;
436 
437         try {
438             String voiceMailLabel = TelephonyManager.getDefault().getVoiceMailAlphaTag(subId);
439 
440             phoneNumber = voiceMailLabel;
441         } catch (SecurityException se) {
442             // Should never happen: if this process does not have
443             // permission to retrieve VM tag, it should not have
444             // permission to retrieve VM number and would not call
445             // this method.
446             // Leave phoneNumber untouched.
447             Rlog.e(TAG, "Cannot access VoiceMail.", se);
448         }
449         // TODO: There is no voicemail picture?
450         // FIXME: FIND ANOTHER ICON
451         // photoResource = android.R.drawable.badge_voicemail;
452         return this;
453     }
454 
normalize(String s)455     private static String normalize(String s) {
456         if (s == null || s.length() > 0) {
457             return s;
458         } else {
459             return null;
460         }
461     }
462 
463     /**
464      * Returns the column index to use to find the "person_id" field in
465      * the specified cursor, based on the contact URI that was originally
466      * queried.
467      *
468      * This is a helper function for the getCallerInfo() method that takes
469      * a Cursor.  Looking up the person_id is nontrivial (compared to all
470      * the other CallerInfo fields) since the column we need to use
471      * depends on what query we originally ran.
472      *
473      * Watch out: be sure to not do any database access in this method, since
474      * it's run from the UI thread (see comments below for more info.)
475      *
476      * @return the columnIndex to use (with cursor.getLong()) to get the
477      * person_id, or -1 if we couldn't figure out what colum to use.
478      *
479      * TODO: Add a unittest for this method.  (This is a little tricky to
480      * test, since we'll need a live contacts database to test against,
481      * preloaded with at least some phone numbers and SIP addresses.  And
482      * we'll probably have to hardcode the column indexes we expect, so
483      * the test might break whenever the contacts schema changes.  But we
484      * can at least make sure we handle all the URI patterns we claim to,
485      * and that the mime types match what we expect...)
486      */
getColumnIndexForPersonId(Uri contactRef, Cursor cursor)487     private static int getColumnIndexForPersonId(Uri contactRef, Cursor cursor) {
488         // TODO: This is pretty ugly now, see bug 2269240 for
489         // more details. The column to use depends upon the type of URL:
490         // - content://com.android.contacts/data/phones ==> use the "contact_id" column
491         // - content://com.android.contacts/phone_lookup ==> use the "_ID" column
492         // - content://com.android.contacts/data ==> use the "contact_id" column
493         // If it's none of the above, we leave columnIndex=-1 which means
494         // that the person_id field will be left unset.
495         //
496         // The logic here *used* to be based on the mime type of contactRef
497         // (for example Phone.CONTENT_ITEM_TYPE would tell us to use the
498         // RawContacts.CONTACT_ID column).  But looking up the mime type requires
499         // a call to context.getContentResolver().getType(contactRef), which
500         // isn't safe to do from the UI thread since it can cause an ANR if
501         // the contacts provider is slow or blocked (like during a sync.)
502         //
503         // So instead, figure out the column to use for person_id by just
504         // looking at the URI itself.
505 
506         if (VDBG) Rlog.v(TAG, "- getColumnIndexForPersonId: contactRef URI = '"
507                         + contactRef + "'...");
508         // Warning: Do not enable the following logging (due to ANR risk.)
509         // if (VDBG) Rlog.v(TAG, "- MIME type: "
510         //                 + context.getContentResolver().getType(contactRef));
511 
512         String url = contactRef.toString();
513         String columnName = null;
514         if (url.startsWith("content://com.android.contacts/data/phones")) {
515             // Direct lookup in the Phone table.
516             // MIME type: Phone.CONTENT_ITEM_TYPE (= "vnd.android.cursor.item/phone_v2")
517             if (VDBG) Rlog.v(TAG, "'data/phones' URI; using RawContacts.CONTACT_ID");
518             columnName = RawContacts.CONTACT_ID;
519         } else if (url.startsWith("content://com.android.contacts/data")) {
520             // Direct lookup in the Data table.
521             // MIME type: Data.CONTENT_TYPE (= "vnd.android.cursor.dir/data")
522             if (VDBG) Rlog.v(TAG, "'data' URI; using Data.CONTACT_ID");
523             // (Note Data.CONTACT_ID and RawContacts.CONTACT_ID are equivalent.)
524             columnName = Data.CONTACT_ID;
525         } else if (url.startsWith("content://com.android.contacts/phone_lookup")) {
526             // Lookup in the PhoneLookup table, which provides "fuzzy matching"
527             // for phone numbers.
528             // MIME type: PhoneLookup.CONTENT_TYPE (= "vnd.android.cursor.dir/phone_lookup")
529             if (VDBG) Rlog.v(TAG, "'phone_lookup' URI; using PhoneLookup._ID");
530             columnName = PhoneLookup._ID;
531         } else {
532             Rlog.w(TAG, "Unexpected prefix for contactRef '" + url + "'");
533         }
534         int columnIndex = (columnName != null) ? cursor.getColumnIndex(columnName) : -1;
535         if (VDBG) Rlog.v(TAG, "==> Using column '" + columnName
536                         + "' (columnIndex = " + columnIndex + ") for person_id lookup...");
537         return columnIndex;
538     }
539 
540     /**
541      * Updates this CallerInfo's geoDescription field, based on the raw
542      * phone number in the phoneNumber field.
543      *
544      * (Note that the various getCallerInfo() methods do *not* set the
545      * geoDescription automatically; you need to call this method
546      * explicitly to get it.)
547      *
548      * @param context the context used to look up the current locale / country
549      * @param fallbackNumber if this CallerInfo's phoneNumber field is empty,
550      *        this specifies a fallback number to use instead.
551      */
updateGeoDescription(Context context, String fallbackNumber)552     public void updateGeoDescription(Context context, String fallbackNumber) {
553         String number = TextUtils.isEmpty(phoneNumber) ? fallbackNumber : phoneNumber;
554         geoDescription = getGeoDescription(context, number);
555     }
556 
557     /**
558      * @return a geographical description string for the specified number.
559      * @see com.android.i18n.phonenumbers.PhoneNumberOfflineGeocoder
560      */
getGeoDescription(Context context, String number)561     private static String getGeoDescription(Context context, String number) {
562         if (VDBG) Rlog.v(TAG, "getGeoDescription('" + number + "')...");
563 
564         if (TextUtils.isEmpty(number)) {
565             return null;
566         }
567 
568         PhoneNumberUtil util = PhoneNumberUtil.getInstance();
569         PhoneNumberOfflineGeocoder geocoder = PhoneNumberOfflineGeocoder.getInstance();
570 
571         Locale locale = context.getResources().getConfiguration().locale;
572         String countryIso = getCurrentCountryIso(context, locale);
573         PhoneNumber pn = null;
574         try {
575             if (VDBG) Rlog.v(TAG, "parsing '" + number
576                             + "' for countryIso '" + countryIso + "'...");
577             pn = util.parse(number, countryIso);
578             if (VDBG) Rlog.v(TAG, "- parsed number: " + pn);
579         } catch (NumberParseException e) {
580             Rlog.w(TAG, "getGeoDescription: NumberParseException for incoming number '" + number + "'");
581         }
582 
583         if (pn != null) {
584             String description = geocoder.getDescriptionForNumber(pn, locale);
585             if (VDBG) Rlog.v(TAG, "- got description: '" + description + "'");
586             return description;
587         } else {
588             return null;
589         }
590     }
591 
592     /**
593      * @return The ISO 3166-1 two letters country code of the country the user
594      *         is in.
595      */
getCurrentCountryIso(Context context, Locale locale)596     private static String getCurrentCountryIso(Context context, Locale locale) {
597         String countryIso = null;
598         CountryDetector detector = (CountryDetector) context.getSystemService(
599                 Context.COUNTRY_DETECTOR);
600         if (detector != null) {
601             Country country = detector.detectCountry();
602             if (country != null) {
603                 countryIso = country.getCountryIso();
604             } else {
605                 Rlog.e(TAG, "CountryDetector.detectCountry() returned null.");
606             }
607         }
608         if (countryIso == null) {
609             countryIso = locale.getCountry();
610             Rlog.w(TAG, "No CountryDetector; falling back to countryIso based on locale: "
611                     + countryIso);
612         }
613         return countryIso;
614     }
615 
getCurrentCountryIso(Context context)616     protected static String getCurrentCountryIso(Context context) {
617         return getCurrentCountryIso(context, Locale.getDefault());
618     }
619 
620     /**
621      * @return a string debug representation of this instance.
622      */
toString()623     public String toString() {
624         // Warning: never check in this file with VERBOSE_DEBUG = true
625         // because that will result in PII in the system log.
626         final boolean VERBOSE_DEBUG = false;
627 
628         if (VERBOSE_DEBUG) {
629             return new StringBuilder(384)
630                     .append(super.toString() + " { ")
631                     .append("\nname: " + name)
632                     .append("\nphoneNumber: " + phoneNumber)
633                     .append("\nnormalizedNumber: " + normalizedNumber)
634                     .append("\ngeoDescription: " + geoDescription)
635                     .append("\ncnapName: " + cnapName)
636                     .append("\nnumberPresentation: " + numberPresentation)
637                     .append("\nnamePresentation: " + namePresentation)
638                     .append("\ncontactExits: " + contactExists)
639                     .append("\nphoneLabel: " + phoneLabel)
640                     .append("\nnumberType: " + numberType)
641                     .append("\nnumberLabel: " + numberLabel)
642                     .append("\nphotoResource: " + photoResource)
643                     .append("\ncontactIdOrZero: " + contactIdOrZero)
644                     .append("\nneedUpdate: " + needUpdate)
645                     .append("\ncontactRingtoneUri: " + contactRingtoneUri)
646                     .append("\ncontactDisplayPhotoUri: " + contactDisplayPhotoUri)
647                     .append("\nshouldSendToVoicemail: " + shouldSendToVoicemail)
648                     .append("\ncachedPhoto: " + cachedPhoto)
649                     .append("\nisCachedPhotoCurrent: " + isCachedPhotoCurrent)
650                     .append("\nemergency: " + mIsEmergency)
651                     .append("\nvoicemail " + mIsVoiceMail)
652                     .append("\ncontactExists " + contactExists)
653                     .append(" }")
654                     .toString();
655         } else {
656             return new StringBuilder(128)
657                     .append(super.toString() + " { ")
658                     .append("name " + ((name == null) ? "null" : "non-null"))
659                     .append(", phoneNumber " + ((phoneNumber == null) ? "null" : "non-null"))
660                     .append(" }")
661                     .toString();
662         }
663     }
664 }
665