Notify when contacts join Signal

Closes #4314
// FREEBIE

res/values/strings.xml

@@ -291,6 +291,7 @@
     <string name="MessageRecord_s_called_you">%s called you</string>
     <string name="MessageRecord_called_s">Called %s</string>
     <string name="MessageRecord_missed_call_from">Missed call from %s</string>
+    <string name="MessageRecord_s_is_on_signal_say_hey">%s is on Signal, say hey!</string>
 
 
     <!-- PassphraseChangeActivity -->
@@ -447,6 +448,7 @@
     <string name="ThreadRecord_called_you">Called you</string>
     <string name="ThreadRecord_missed_call">Missed call</string>
     <string name="ThreadRecord_media_message">Media message</string>
+    <string name="ThreadRecord_s_is_on_signal_say_hey">%s is on Signal, say hey!</string>
 
     <!-- VerifyIdentityActivity -->
     <string name="VerifyIdentityActivity_you_do_not_have_an_identity_key">You do not have an identity key.</string>

res/xml/syncadapter.xml

@@ -3,6 +3,6 @@
               android:contentAuthority="com.android.contacts"
               android:accountType="org.thoughtcrime.securesms"
               android:userVisible="true"
-              android:supportsUploading="false"
+              android:supportsUploading="true"
               android:allowParallelSyncs="false"
               android:isAlwaysSyncable="true"/>

src/org/thoughtcrime/securesms/ContactSelectionActivity.java

@@ -61,6 +61,7 @@ public abstract class ContactSelectionActivity extends PassphraseRequiredActionB
 
   protected ContactSelectionListFragment contactsFragment;
 
+  private   MasterSecret    masterSecret;
   private   Toolbar         toolbar;
   private   EditText        searchText;
   private   AnimatingToggle toggle;
@@ -79,6 +80,7 @@ public abstract class ContactSelectionActivity extends PassphraseRequiredActionB
   @Override
   protected void onCreate(Bundle icicle, MasterSecret masterSecret) {
     setContentView(R.layout.contact_selection_activity);
+    this.masterSecret = masterSecret;
 
     initializeToolbar();
     initializeResources();
@@ -216,16 +218,19 @@ public abstract class ContactSelectionActivity extends PassphraseRequiredActionB
   private static class RefreshDirectoryTask extends AsyncTask<Context, Void, Void> {
 
     private final WeakReference<ContactSelectionActivity> activity;
+    private final MasterSecret masterSecret;
 
     private RefreshDirectoryTask(ContactSelectionActivity activity) {
-      this.activity = new WeakReference<>(activity);
+      this.activity     = new WeakReference<>(activity);
+      this.masterSecret = activity.masterSecret;
     }
 
 
     @Override
     protected Void doInBackground(Context... params) {
+
       try {
-        DirectoryHelper.refreshDirectory(params[0]);
+        DirectoryHelper.refreshDirectory(params[0], masterSecret);
       } catch (IOException e) {
         Log.w(TAG, e);
       }

src/org/thoughtcrime/securesms/ConversationAdapter.java

@@ -158,13 +158,17 @@ public class ConversationAdapter <V extends View & BindableConversationItem>
 
   @Override
   public int getItemViewType(@NonNull Cursor cursor) {
-    long id                     = cursor.getLong(cursor.getColumnIndexOrThrow(MmsSmsColumns.ID));
-    String type                 = cursor.getString(cursor.getColumnIndexOrThrow(MmsSmsDatabase.TRANSPORT));
+    long          id            = cursor.getLong(cursor.getColumnIndexOrThrow(MmsSmsColumns.ID));
+    String        type          = cursor.getString(cursor.getColumnIndexOrThrow(MmsSmsDatabase.TRANSPORT));
     MessageRecord messageRecord = getMessageRecord(id, cursor, type);
 
-    if      (messageRecord.isGroupAction() || messageRecord.isCallLog()) return MESSAGE_TYPE_UPDATE;
-    else if (messageRecord.isOutgoing())                                 return MESSAGE_TYPE_OUTGOING;
-    else                                                                 return MESSAGE_TYPE_INCOMING;
+    if (messageRecord.isGroupAction() || messageRecord.isCallLog() || messageRecord.isJoined()) {
+      return MESSAGE_TYPE_UPDATE;
+    } else if (messageRecord.isOutgoing()) {
+      return MESSAGE_TYPE_OUTGOING;
+    } else {
+      return MESSAGE_TYPE_INCOMING;
+    }
   }
 
   private MessageRecord getMessageRecord(long messageId, Cursor cursor, String type) {

src/org/thoughtcrime/securesms/ConversationUpdateItem.java

@@ -70,7 +70,8 @@ public class ConversationUpdateItem extends LinearLayout
 
     if      (messageRecord.isGroupAction()) setGroupRecord(messageRecord);
     else if (messageRecord.isCallLog())     setCallRecord(messageRecord);
-    else                                    throw new AssertionError("Neither group no log.");
+    else if (messageRecord.isJoined())      setJoinedRecord(messageRecord);
+    else                                    throw new AssertionError("Neither group nor log nor joined.");
   }
 
   private void setCallRecord(MessageRecord messageRecord) {
@@ -99,6 +100,12 @@ public class ConversationUpdateItem extends LinearLayout
     date.setVisibility(View.GONE);
   }
 
+  private void setJoinedRecord(MessageRecord messageRecord) {
+    icon.setImageResource(R.drawable.ic_favorite_grey600_24dp);
+    body.setText(messageRecord.getDisplayBody());
+    date.setVisibility(View.GONE);
+  }
+
   @Override
   public void onModified(Recipients recipients) {
     onModified(recipients.getPrimaryRecipient());

src/org/thoughtcrime/securesms/contacts/ContactsDatabase.java

@@ -32,14 +32,18 @@ import android.provider.ContactsContract.RawContacts;
 import android.support.annotation.NonNull;
 import android.support.annotation.Nullable;
 import android.text.TextUtils;
+import android.util.Log;
 import android.util.Pair;
 
 import org.thoughtcrime.securesms.R;
 import org.whispersystems.libaxolotl.util.guava.Optional;
+import org.whispersystems.textsecure.api.util.InvalidNumberException;
+import org.whispersystems.textsecure.api.util.PhoneNumberFormatter;
 
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.HashSet;
+import java.util.LinkedList;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
@@ -70,11 +74,14 @@ public class ContactsDatabase {
     this.context  = context;
   }
 
-  public synchronized boolean setRegisteredUsers(Account account, List<String> e164numbers)
+  public synchronized @NonNull List<String> setRegisteredUsers(@NonNull Account account,
+                                                               @NonNull String localNumber,
+                                                               @NonNull List<String> e164numbers)
       throws RemoteException, OperationApplicationException
   {
     Map<String, Long>                   currentContacts    = new HashMap<>();
     Set<String>                         registeredNumbers  = new HashSet<>(e164numbers);
+    List<String>                        addedNumbers       = new LinkedList<>();
     ArrayList<ContentProviderOperation> operations         = new ArrayList<>();
     Uri                                 currentContactsUri = RawContacts.CONTENT_URI.buildUpon()
                                                                                     .appendQueryParameter(RawContacts.ACCOUNT_NAME, account.name)
@@ -86,7 +93,16 @@ public class ContactsDatabase {
       cursor = context.getContentResolver().query(currentContactsUri, new String[] {BaseColumns._ID, RawContacts.SYNC1}, null, null, null);
 
       while (cursor != null && cursor.moveToNext()) {
-        currentContacts.put(cursor.getString(1), cursor.getLong(0));
+        String currentNumber;
+
+        try {
+          currentNumber = PhoneNumberFormatter.formatNumber(cursor.getString(1), localNumber);
+        } catch (InvalidNumberException e) {
+          Log.w(TAG, e);
+          currentNumber = cursor.getString(1);
+        }
+
+        currentContacts.put(currentNumber, cursor.getLong(0));
       }
     } finally {
       if (cursor != null)
@@ -95,10 +111,11 @@ public class ContactsDatabase {
 
     for (String number : e164numbers) {
       if (!currentContacts.containsKey(number)) {
-        Optional<Pair<String, Long>> systemContactInfo = getSystemContactInfo(number);
+        Optional<SystemContactInfo> systemContactInfo = getSystemContactInfo(number);
 
         if (systemContactInfo.isPresent()) {
-          addTextSecureRawContact(operations, account, systemContactInfo.get().first, systemContactInfo.get().second);
+          addedNumbers.add(number);
+          addTextSecureRawContact(operations, account, systemContactInfo.get().number, systemContactInfo.get().id);
         }
       }
     }
@@ -111,14 +128,15 @@ public class ContactsDatabase {
 
     if (!operations.isEmpty()) {
       context.getContentResolver().applyBatch(ContactsContract.AUTHORITY, operations);
-      return true;
-    } else {
-      return false;
     }
+
+    return addedNumbers;
   }
 
   private void addTextSecureRawContact(List<ContentProviderOperation> operations,
-                                       Account account, String e164number, long aggregateId)
+                                       Account account,
+                                       String e164number,
+                                       long aggregateId)
   {
     int index   = operations.size();
     Uri dataUri = ContactsContract.Data.CONTENT_URI.buildUpon()
@@ -254,10 +272,11 @@ public class ContactsDatabase {
     return newNumberCursor;
   }
 
-  private Optional<Pair<String, Long>> getSystemContactInfo(String e164number) {
+  private Optional<SystemContactInfo> getSystemContactInfo(String e164number) {
     Uri      uri          = Uri.withAppendedPath(ContactsContract.PhoneLookup.CONTENT_FILTER_URI, Uri.encode(e164number));
     String[] projection   = {ContactsContract.PhoneLookup.NUMBER,
-                             ContactsContract.PhoneLookup._ID};
+                             ContactsContract.PhoneLookup._ID,
+                             ContactsContract.PhoneLookup.DISPLAY_NAME};
     Cursor   numberCursor = null;
     Cursor   idCursor     = null;
 
@@ -272,7 +291,9 @@ public class ContactsDatabase {
                                                       null);
 
         if (idCursor != null && idCursor.moveToNext()) {
-          return Optional.of(new Pair<>(numberCursor.getString(0), idCursor.getLong(0)));
+          return Optional.of(new SystemContactInfo(numberCursor.getString(2),
+                                                   numberCursor.getString(0),
+                                                   idCursor.getLong(0)));
         }
       }
     } finally {
@@ -381,4 +402,16 @@ public class ContactsDatabase {
       return null;
     }
   }
+
+  private static class SystemContactInfo {
+    private final String name;
+    private final String number;
+    private final long   id;
+
+    private SystemContactInfo(String name, String number, long id) {
+      this.name   = name;
+      this.number = number;
+      this.id     = id;
+    }
+  }
 }

src/org/thoughtcrime/securesms/contacts/ContactsSyncAdapter.java

@@ -8,6 +8,7 @@ import android.content.SyncResult;
 import android.os.Bundle;
 import android.util.Log;
 
+import org.thoughtcrime.securesms.service.KeyCachingService;
 import org.thoughtcrime.securesms.util.DirectoryHelper;
 
 import java.io.IOException;
@@ -25,7 +26,7 @@ public class ContactsSyncAdapter extends AbstractThreadedSyncAdapter {
                             ContentProviderClient provider, SyncResult syncResult)
   {
     try {
-      DirectoryHelper.refreshDirectory(getContext());
+      DirectoryHelper.refreshDirectory(getContext(), KeyCachingService.getMasterSecret(getContext()));
     } catch (IOException e) {
       Log.w(TAG, e);
     }

src/org/thoughtcrime/securesms/database/MmsSmsColumns.java

@@ -22,6 +22,7 @@ public interface MmsSmsColumns {
     protected static final long INCOMING_CALL_TYPE                 = 1;
     protected static final long OUTGOING_CALL_TYPE                 = 2;
     protected static final long MISSED_CALL_TYPE                   = 3;
+    protected static final long JOINED_TYPE                        = 4;
 
     protected static final long BASE_INBOX_TYPE                    = 20;
     protected static final long BASE_OUTBOX_TYPE                   = 21;
@@ -114,6 +115,10 @@ public interface MmsSmsColumns {
       return (type & BASE_TYPE_MASK) == BASE_INBOX_TYPE;
     }
 
+    public static boolean isJoinedType(long type) {
+      return (type & BASE_TYPE_MASK) == JOINED_TYPE;
+    }
+
     public static boolean isSecureType(long type) {
       return (type & SECURE_MESSAGE_BIT) != 0;
     }

src/org/thoughtcrime/securesms/database/SmsDatabase.java

@@ -384,7 +384,9 @@ public class SmsDatabase extends MessagingDatabase {
   }
 
   protected Pair<Long, Long> insertMessageInbox(IncomingTextMessage message, long type) {
-    if (message.isPreKeyBundle()) {
+    if (message.isJoined()) {
+      type = (type & (Types.TOTAL_MASK - Types.BASE_TYPE_MASK)) | Types.JOINED_TYPE;
+    } else if (message.isPreKeyBundle()) {
       type |= Types.KEY_EXCHANGE_BIT | Types.KEY_EXCHANGE_BUNDLE_BIT;
     } else if (message.isSecureMessage()) {
       type |= Types.SECURE_MESSAGE_BIT;

src/org/thoughtcrime/securesms/database/model/DisplayRecord.java

@@ -99,6 +99,10 @@ public abstract class DisplayRecord {
     return SmsDatabase.Types.isCallLog(type);
   }
 
+  public boolean isJoined() {
+    return SmsDatabase.Types.isJoinedType(type);
+  }
+
   public boolean isIncomingCall() {
     return SmsDatabase.Types.isIncomingCall(type);
   }

src/org/thoughtcrime/securesms/database/model/MessageRecord.java

@@ -121,6 +121,8 @@ public abstract class MessageRecord extends DisplayRecord {
       return emphasisAdded(context.getString(R.string.MessageRecord_called_s, getIndividualRecipient().toShortString()));
     } else if (isMissedCall()) {
       return emphasisAdded(context.getString(R.string.MessageRecord_missed_call_from, getIndividualRecipient().toShortString()));
+    } else if (isJoined()) {
+      return emphasisAdded(context.getString(R.string.MessageRecord_s_is_on_signal_say_hey, getIndividualRecipient().toShortString()));
     } else if (getBody().getBody().length() > MAX_DISPLAY_LENGTH) {
       return new SpannableString(getBody().getBody().substring(0, MAX_DISPLAY_LENGTH));
     }

src/org/thoughtcrime/securesms/database/model/ThreadRecord.java

@@ -90,6 +90,8 @@ public class ThreadRecord extends DisplayRecord {
       return emphasisAdded(context.getString(org.thoughtcrime.securesms.R.string.ThreadRecord_called_you));
     } else if (SmsDatabase.Types.isMissedCall(type)) {
       return emphasisAdded(context.getString(org.thoughtcrime.securesms.R.string.ThreadRecord_missed_call));
+    } else if (SmsDatabase.Types.isJoinedType(type)) {
+      return emphasisAdded(context.getString(R.string.ThreadRecord_s_is_on_signal_say_hey, getRecipients().getPrimaryRecipient().toShortString()));
     } else {
       if (TextUtils.isEmpty(getBody().getBody())) {
         return new SpannableString(emphasisAdded(context.getString(R.string.ThreadRecord_media_message)));

src/org/thoughtcrime/securesms/jobs/DirectoryRefreshJob.java

@@ -4,6 +4,7 @@ import android.content.Context;
 import android.os.PowerManager;
 
 import org.thoughtcrime.securesms.crypto.SecurityEvent;
+import org.thoughtcrime.securesms.service.KeyCachingService;
 import org.thoughtcrime.securesms.util.DirectoryHelper;
 import org.whispersystems.jobqueue.JobParameters;
 import org.whispersystems.jobqueue.requirements.NetworkRequirement;
@@ -30,7 +31,7 @@ public class DirectoryRefreshJob extends ContextJob {
 
     try {
       wakeLock.acquire();
-      DirectoryHelper.refreshDirectory(context);
+      DirectoryHelper.refreshDirectory(context, KeyCachingService.getMasterSecret(context));
       SecurityEvent.broadcastSecurityUpdateEvent(context);
     } finally {
       if (wakeLock.isHeld()) wakeLock.release();

src/org/thoughtcrime/securesms/service/DirectoryRefreshListener.java

@@ -14,6 +14,8 @@ import org.thoughtcrime.securesms.util.TextSecurePreferences;
 
 public class DirectoryRefreshListener extends BroadcastReceiver {
 
+  private static final String TAG = DirectoryRefreshListener.class.getSimpleName();
+
   private static final String REFRESH_EVENT = "org.whispersystems.whisperpush.DIRECTORY_REFRESH";
   private static final String BOOT_EVENT    = "android.intent.action.BOOT_COMPLETED";
 
@@ -51,7 +53,7 @@ public class DirectoryRefreshListener extends BroadcastReceiver {
       time = System.currentTimeMillis() + INTERVAL;
     }
 
-    Log.w("DirectoryRefreshListener", "Scheduling for: " + time);
+    Log.w(TAG, "Scheduling for: " + time);
 
     alarmManager.cancel(pendingIntent);
     alarmManager.set(AlarmManager.RTC_WAKEUP, time, pendingIntent);

src/org/thoughtcrime/securesms/sms/IncomingJoinedMessage.java

@@ -0,0 +1,22 @@
+package org.thoughtcrime.securesms.sms;
+
+import org.whispersystems.libaxolotl.util.guava.Optional;
+import org.whispersystems.textsecure.api.messages.TextSecureGroup;
+
+public class IncomingJoinedMessage extends IncomingTextMessage {
+
+  public IncomingJoinedMessage(String sender) {
+    super(sender, 1, System.currentTimeMillis(), null, Optional.<TextSecureGroup>absent());
+  }
+
+  @Override
+  public boolean isJoined() {
+    return true;
+  }
+
+  @Override
+  public boolean isSecureMessage() {
+    return true;
+  }
+
+}

src/org/thoughtcrime/securesms/sms/IncomingTextMessage.java

@@ -188,6 +188,10 @@ public class IncomingTextMessage implements Parcelable {
     return false;
   }
 
+  public boolean isJoined() {
+    return false;
+  }
+
   @Override
   public int describeContents() {
     return 0;

src/org/thoughtcrime/securesms/util/DirectoryHelper.java

@@ -7,17 +7,25 @@ import android.content.Context;
 import android.content.OperationApplicationException;
 import android.os.RemoteException;
 import android.provider.ContactsContract;
+import android.support.annotation.NonNull;
+import android.support.annotation.Nullable;
 import android.util.Log;
+import android.util.Pair;
 
 import org.thoughtcrime.securesms.ApplicationContext;
 import org.thoughtcrime.securesms.R;
+import org.thoughtcrime.securesms.crypto.MasterSecret;
 import org.thoughtcrime.securesms.database.DatabaseFactory;
 import org.thoughtcrime.securesms.database.NotInDirectoryException;
 import org.thoughtcrime.securesms.database.TextSecureDirectory;
 import org.thoughtcrime.securesms.jobs.DirectoryRefreshJob;
 import org.thoughtcrime.securesms.jobs.MultiDeviceContactUpdateJob;
+import org.thoughtcrime.securesms.notifications.MessageNotifier;
 import org.thoughtcrime.securesms.push.TextSecureCommunicationFactory;
 import org.thoughtcrime.securesms.recipients.Recipients;
+import org.thoughtcrime.securesms.sms.IncomingGroupMessage;
+import org.thoughtcrime.securesms.sms.IncomingJoinedMessage;
+import org.thoughtcrime.securesms.sms.MessageSender;
 import org.thoughtcrime.securesms.util.DirectoryHelper.UserCapabilities.Capability;
 import org.whispersystems.libaxolotl.util.guava.Optional;
 import org.whispersystems.textsecure.api.TextSecureAccountManager;
@@ -59,13 +67,29 @@ public class DirectoryHelper {
 
   private static final String TAG = DirectoryHelper.class.getSimpleName();
 
-  public static void refreshDirectory(final Context context) throws IOException {
-    refreshDirectory(context,
-                     TextSecureCommunicationFactory.createManager(context),
-                     TextSecurePreferences.getLocalNumber(context));
+  public static void refreshDirectory(@NonNull Context context, @Nullable MasterSecret masterSecret)
+      throws IOException
+  {
+    List<String> newUsers = refreshDirectory(context,
+                                             TextSecureCommunicationFactory.createManager(context),
+                                             TextSecurePreferences.getLocalNumber(context));
+
+    if (!newUsers.isEmpty() && TextSecurePreferences.isMultiDevice(context)) {
+      ApplicationContext.getInstance(context)
+                        .getJobManager()
+                        .add(new MultiDeviceContactUpdateJob(context));
+    }
+
+    for (String newUser : newUsers) {
+      IncomingJoinedMessage message        = new IncomingJoinedMessage(newUser);
+      Pair<Long, Long>      smsAndThreadId = DatabaseFactory.getSmsDatabase(context).insertMessageInbox(message);
+      MessageNotifier.updateNotification(context, masterSecret, smsAndThreadId.second);
+    }
   }
 
-  public static void refreshDirectory(final Context context, final TextSecureAccountManager accountManager, final String localNumber)
+  public static @NonNull List<String> refreshDirectory(@NonNull Context context,
+                                                       @NonNull TextSecureAccountManager accountManager,
+                                                       @NonNull String localNumber)
       throws IOException
   {
     TextSecureDirectory       directory              = TextSecureDirectory.getInstance(context);
@@ -89,19 +113,15 @@ public class DirectoryHelper {
         }
 
         try {
-          boolean modified = DatabaseFactory.getContactsDatabase(context)
-                                            .setRegisteredUsers(account.get(), e164numbers);
-
-          if (modified && TextSecurePreferences.isMultiDevice(context)) {
-            ApplicationContext.getInstance(context)
-                              .getJobManager()
-                              .add(new MultiDeviceContactUpdateJob(context));
-          }
+          return  DatabaseFactory.getContactsDatabase(context)
+                                 .setRegisteredUsers(account.get(), localNumber, e164numbers);
         } catch (RemoteException | OperationApplicationException e) {
           Log.w(TAG, e);
         }
       }
     }
+
+    return new LinkedList<>();
   }
 
   public static UserCapabilities refreshDirectoryFor(Context context, Recipients recipients)
@@ -173,8 +193,16 @@ public class DirectoryHelper {
     AccountManager accountManager = AccountManager.get(context);
     Account[]      accounts       = accountManager.getAccountsByType("org.thoughtcrime.securesms");
 
-    if (accounts.length == 0) return createAccount(context);
-    else                      return Optional.of(accounts[0]);
+    Optional<Account> account;
+
+    if (accounts.length == 0) account = createAccount(context);
+    else                      account = Optional.of(accounts[0]);
+
+    if (account.isPresent() && !ContentResolver.getSyncAutomatically(account.get(), ContactsContract.AUTHORITY)) {
+      ContentResolver.setSyncAutomatically(account.get(), ContactsContract.AUTHORITY, true);
+    }
+
+    return account;
   }
 
   private static Optional<Account> createAccount(Context context) {