Dbus enhancements (#543)

* Dbus enhancements

* reverted sendMessage, completed isContactBlocked, fixed formatting

* Updates based on feedback and fixes

* Added trim

* fixed getContactName Exception handling

lib/src/main/java/org/asamk/signal/manager/Manager.java

@@ -529,7 +529,7 @@ public class Manager implements Closeable {
                 ServiceConfig.AUTOMATIC_NETWORK_RETRY);
     }
 
-    private SignalProfile getRecipientProfile(
+    public SignalProfile getRecipientProfile(
             SignalServiceAddress address
     ) {
         return getRecipientProfile(address, false);

lib/src/main/java/org/asamk/signal/manager/storage/profiles/SignalProfile.java

@@ -76,8 +76,8 @@ public class SignalProfile {
     }
 
     public String getDisplayName() {
-        // First name and last name (if set) are separated by a NULL char
+        // First name and last name (if set) are separated by a NULL char + trim space in case only one is filled
-        return name == null ? null : name.replace("\0", " ");
+        return name == null ? null : name.replace("\0", " ").trim();
     }
 
     public String getAbout() {

src/main/java/org/asamk/Signal.java

@@ -55,6 +55,22 @@ public interface Signal extends DBusInterface {
             String name, String about, String aboutEmoji, String avatarPath, boolean removeAvatar
     ) throws Error.Failure;
 	
+	public String version();
+	
+	public List<String> listNumbers();
+	
+	public List<String> getContactNumber(final String name) throws Error.Failure;
+	
+	public void quitGroup(final byte[] groupId) throws Error.GroupNotFound,Error.Failure;
+	
+	public boolean isContactBlocked(final String number);
+	
+	public boolean isGroupBlocked(final byte[] groupId);
+	
+	public boolean isMember(final byte[] groupId);
+	
+	public void joinGroup(final String groupLink) throws Error.Failure;
+
     class MessageReceived extends DBusSignal {
 
         private final long timestamp;

src/main/java/org/asamk/signal/dbus/DbusSignalImpl.java

@@ -6,17 +6,24 @@ import org.asamk.signal.manager.Manager;
 import org.asamk.signal.manager.groups.GroupId;
 import org.asamk.signal.manager.groups.GroupNotFoundException;
 import org.asamk.signal.manager.groups.NotAGroupMemberException;
+import org.asamk.signal.manager.groups.GroupInviteLinkUrl;
+import org.asamk.signal.manager.storage.protocol.IdentityInfo;
 import org.asamk.signal.util.ErrorUtils;
+import org.asamk.signal.manager.util.Utils;
+import org.asamk.signal.BaseConfig;
 import org.freedesktop.dbus.exceptions.DBusExecutionException;
 import org.whispersystems.libsignal.util.guava.Optional;
 import org.whispersystems.signalservice.api.messages.SendMessageResult;
 import org.whispersystems.signalservice.api.push.SignalServiceAddress;
 import org.whispersystems.signalservice.api.util.InvalidNumberException;
+import org.whispersystems.signalservice.api.groupsv2.GroupLinkNotActiveException;
 
 import java.io.File;
 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.Objects;
+import java.util.stream.Stream;
 import java.util.stream.Collectors;
 
 public class DbusSignalImpl implements Signal {
@@ -60,9 +67,8 @@ public class DbusSignalImpl implements Signal {
         }
     }
 
-    private static void checkSendMessageResults(
+    private static void checkSendMessageResults(long timestamp, List<SendMessageResult> results)
-            long timestamp, List<SendMessageResult> results
+            throws DBusExecutionException {
-    ) throws DBusExecutionException {
         if (results.size() == 1) {
             checkSendMessageResult(timestamp, results.get(0));
             return;
@@ -99,9 +105,8 @@ public class DbusSignalImpl implements Signal {
     }
 
     @Override
-    public long sendNoteToSelfMessage(
+    public long sendNoteToSelfMessage(final String message, final List<String> attachments)
-            final String message, final List<String> attachments
+            throws Error.AttachmentInvalid, Error.Failure, Error.UntrustedIdentity {
-    ) throws Error.AttachmentInvalid, Error.Failure, Error.UntrustedIdentity {
         try {
             final var results = m.sendSelfMessage(message, attachments);
             checkSendMessageResult(results.first(), results.second());
@@ -140,13 +145,17 @@ public class DbusSignalImpl implements Signal {
         }
     }
 
+    // Since contact names might be empty if not defined, also potentially return
+    // the profile name
     @Override
     public String getContactName(final String number) {
+        String name="";
         try {
-            return m.getContactName(number);
+            name = m.getContactOrProfileName(number);
-        } catch (InvalidNumberException e) {
+        } catch (Exception e) {
             throw new Error.InvalidNumber(e.getMessage());
         }
+        return name;
     }
 
     @Override
@@ -202,11 +211,8 @@ public class DbusSignalImpl implements Signal {
         if (group == null) {
             return List.of();
         } else {
-            return group.getMembers()
+            return group.getMembers().stream().map(m::resolveSignalServiceAddress)
-                    .stream()
+                    .map(SignalServiceAddress::getLegacyIdentifier).collect(Collectors.toList());
-                    .map(m::resolveSignalServiceAddress)
-                    .map(SignalServiceAddress::getLegacyIdentifier)
-                    .collect(Collectors.toList());
         }
     }
 
@@ -225,9 +231,7 @@ public class DbusSignalImpl implements Signal {
             if (avatar.isEmpty()) {
                 avatar = null;
             }
-            final var results = m.updateGroup(groupId == null ? null : GroupId.unknownVersion(groupId),
+            final var results = m.updateGroup(groupId == null ? null : GroupId.unknownVersion(groupId), name, members,
-                    name,
-                    members,
                     avatar == null ? null : new File(avatar));
             checkSendMessageResults(0, results.second());
             return results.first().serialize();
@@ -248,19 +252,13 @@ public class DbusSignalImpl implements Signal {
     }
 
     @Override
-    public void updateProfile(
+    public void updateProfile(final String name, final String about, final String aboutEmoji, String avatarPath,
-            final String name,
+            final boolean removeAvatar) {
-            final String about,
-            final String aboutEmoji,
-            String avatarPath,
-            final boolean removeAvatar
-    ) {
         try {
             if (avatarPath.isEmpty()) {
                 avatarPath = null;
             }
-            Optional<File> avatarFile = removeAvatar
+            Optional<File> avatarFile = removeAvatar ? Optional.absent()
-                    ? Optional.absent()
                     : avatarPath == null ? null : Optional.of(new File(avatarPath));
             m.setProfile(name, about, aboutEmoji, avatarFile);
         } catch (IOException e) {
@@ -268,4 +266,108 @@ public class DbusSignalImpl implements Signal {
         }
     }
 
+    // Provide option to query a version string in order to react on potential
+    // future interface changes
+    @Override
+    public String version() {
+        return BaseConfig.PROJECT_VERSION;
+    }
+
+    // Create a unique list of Numbers from Identities and Contacts to really get
+    // all numbers the system knows
+    @Override
+    public List<String> listNumbers() {
+             return Stream.concat(m.getIdentities().stream().map(i -> i.getAddress().getNumber().orNull()),
+                m.getContacts().stream().map(c -> c.number))
+                .filter(Objects::nonNull)
+                .distinct()
+                .collect(Collectors.toList());
+    }
+
+    @Override
+    public List<String> getContactNumber(final String name) {
+        // Contact names have precendence.
+        List<String> numbers=new ArrayList<>();
+        var contacts = m.getContacts();
+        for (var c : contacts) {
+            if (c.name!=null && c.name.equals(name)) {
+                numbers.add(c.number);
+            }
+        }
+        // Try profiles if no contact name was found
+        for (IdentityInfo identity : m.getIdentities()) {
+            String number = identity.getAddress().getNumber().orNull();
+            if (number != null) {
+                var address = Utils.getSignalServiceAddressFromIdentifier(number);
+                var profile = m.getRecipientProfile(address);
+                String profileName = profile.getDisplayName();
+                if (profileName.equals(name)) {
+                    numbers.add(number);
+                }
+            }
+        }
+        if (numbers.size()==0) {
+            throw new Error.Failure("Contact name not found");
+        }
+        return numbers;
+    }
+
+    @Override
+    public void quitGroup(final byte[] groupId) {
+        var group = GroupId.unknownVersion(groupId);
+        try {
+            m.sendQuitGroupMessage(group);
+        } catch (GroupNotFoundException | NotAGroupMemberException e) {
+            throw new Error.GroupNotFound(e.getMessage());
+        } catch (IOException e) {
+            throw new Error.Failure(e.getMessage());
+        }
+    }
+
+    @Override
+    public void joinGroup(final String groupLink) {
+        final GroupInviteLinkUrl linkUrl;
+        try {
+            linkUrl = GroupInviteLinkUrl.fromUri(groupLink);
+            m.joinGroup(linkUrl);
+        } catch (GroupInviteLinkUrl.InvalidGroupLinkException | GroupLinkNotActiveException e) {
+            throw new Error.Failure("Group link is invalid: " + e.getMessage());
+        } catch (GroupInviteLinkUrl.UnknownGroupLinkVersionException e) {
+            throw new Error.Failure("Group link was created with an incompatible version: " + e.getMessage());
+        } catch (IOException e) {
+            throw new Error.Failure(e.getMessage());
+        }
+    }
+
+    @Override
+    public boolean isContactBlocked(final String number) {
+        var contacts = m.getContacts();
+        for (var c : contacts) {
+            if (c.number.equals(number)) {
+                return c.blocked;
+            }
+        }
+        return false;
+    }
+
+    @Override
+    public boolean isGroupBlocked(final byte[] groupId) {
+        var group = m.getGroup(GroupId.unknownVersion(groupId));
+        if (group == null) {
+            return false;
+        } else {
+            return group.isBlocked();
+        }
+    }
+
+    @Override
+    public boolean isMember(final byte[] groupId) {
+        var group = m.getGroup(GroupId.unknownVersion(groupId));
+        if (group == null) {
+            return false;
+        } else {
+            return group.isMember(m.getSelfAddress());
+        }
+    }
+
 }