Signal-Android/app/src/main/java/org/thoughtcrime/securesms/database/model/GroupsV2UpdateMessageProduc...

728 lines
35 KiB
Java

package org.thoughtcrime.securesms.database.model;
import android.content.Context;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.annotation.WorkerThread;
import com.google.protobuf.ByteString;
import org.signal.storageservice.protos.groups.AccessControl;
import org.signal.storageservice.protos.groups.Member;
import org.signal.storageservice.protos.groups.local.DecryptedApproveMember;
import org.signal.storageservice.protos.groups.local.DecryptedGroup;
import org.signal.storageservice.protos.groups.local.DecryptedGroupChange;
import org.signal.storageservice.protos.groups.local.DecryptedMember;
import org.signal.storageservice.protos.groups.local.DecryptedModifyMemberRole;
import org.signal.storageservice.protos.groups.local.DecryptedPendingMember;
import org.signal.storageservice.protos.groups.local.DecryptedPendingMemberRemoval;
import org.signal.storageservice.protos.groups.local.DecryptedRequestingMember;
import org.thoughtcrime.securesms.R;
import org.thoughtcrime.securesms.groups.GV2AccessLevelUtil;
import org.thoughtcrime.securesms.util.ExpirationUtil;
import org.thoughtcrime.securesms.util.StringUtil;
import org.whispersystems.libsignal.util.guava.Optional;
import org.whispersystems.signalservice.api.groupsv2.DecryptedGroupUtil;
import org.whispersystems.signalservice.api.util.UuidUtil;
import java.util.Arrays;
import java.util.Collections;
import java.util.LinkedList;
import java.util.List;
import java.util.UUID;
final class GroupsV2UpdateMessageProducer {
@NonNull private final Context context;
@NonNull private final DescribeMemberStrategy descriptionStrategy;
@NonNull private final UUID selfUuid;
@NonNull private final ByteString selfUuidBytes;
/**
* @param descriptionStrategy Strategy for member description.
*/
GroupsV2UpdateMessageProducer(@NonNull Context context,
@NonNull DescribeMemberStrategy descriptionStrategy,
@NonNull UUID selfUuid) {
this.context = context;
this.descriptionStrategy = descriptionStrategy;
this.selfUuid = selfUuid;
this.selfUuidBytes = UuidUtil.toByteString(selfUuid);
}
/**
* Describes a group that is new to you, use this when there is no available change record.
* <p>
* Invitation and revision 0 groups are the most common use cases for this.
* <p>
* When invited, it's possible there's no change available.
* <p>
* When the revision of the group is 0, the change is very noisy and only the editor is useful.
*/
UpdateDescription describeNewGroup(@NonNull DecryptedGroup group, @NonNull DecryptedGroupChange decryptedGroupChange) {
Optional<DecryptedPendingMember> selfPending = DecryptedGroupUtil.findPendingByUuid(group.getPendingMembersList(), selfUuid);
if (selfPending.isPresent()) {
return updateDescription(selfPending.get().getAddedByUuid(), inviteBy -> context.getString(R.string.MessageRecord_s_invited_you_to_the_group, inviteBy));
}
ByteString foundingMemberUuid = decryptedGroupChange.getEditor();
if (!foundingMemberUuid.isEmpty()) {
if (selfUuidBytes.equals(foundingMemberUuid)) {
return updateDescription(context.getString(R.string.MessageRecord_you_created_the_group));
} else {
return updateDescription(foundingMemberUuid, creator -> context.getString(R.string.MessageRecord_s_added_you, creator));
}
}
if (DecryptedGroupUtil.findMemberByUuid(group.getMembersList(), selfUuid).isPresent()) {
return updateDescription(context.getString(R.string.MessageRecord_you_joined_the_group));
} else {
return updateDescription(context.getString(R.string.MessageRecord_group_updated));
}
}
List<UpdateDescription> describeChanges(@Nullable DecryptedGroup previousGroupState, @NonNull DecryptedGroupChange change) {
if (DecryptedGroup.getDefaultInstance().equals(previousGroupState)) {
previousGroupState = null;
}
List<UpdateDescription> updates = new LinkedList<>();
if (change.getEditor().isEmpty() || UuidUtil.UNKNOWN_UUID.equals(UuidUtil.fromByteString(change.getEditor()))) {
describeUnknownEditorMemberAdditions(change, updates);
describeUnknownEditorModifyMemberRoles(change, updates);
describeUnknownEditorInvitations(change, updates);
describeUnknownEditorRevokedInvitations(change, updates);
describeUnknownEditorPromotePending(change, updates);
describeUnknownEditorNewTitle(change, updates);
describeUnknownEditorNewAvatar(change, updates);
describeUnknownEditorNewTimer(change, updates);
describeUnknownEditorNewAttributeAccess(change, updates);
describeUnknownEditorNewMembershipAccess(change, updates);
describeUnknownEditorNewGroupInviteLinkAccess(previousGroupState, change, updates);
describeRequestingMembers(change, updates);
describeUnknownEditorRequestingMembersApprovals(change, updates);
describeUnknownEditorRequestingMembersDeletes(change, updates);
describeUnknownEditorMemberRemovals(change, updates);
if (updates.isEmpty()) {
describeUnknownEditorUnknownChange(updates);
}
} else {
describeMemberAdditions(change, updates);
describeModifyMemberRoles(change, updates);
describeInvitations(change, updates);
describeRevokedInvitations(change, updates);
describePromotePending(change, updates);
describeNewTitle(change, updates);
describeNewAvatar(change, updates);
describeNewTimer(change, updates);
describeNewAttributeAccess(change, updates);
describeNewMembershipAccess(change, updates);
describeNewGroupInviteLinkAccess(previousGroupState, change, updates);
describeRequestingMembers(change, updates);
describeRequestingMembersApprovals(change, updates);
describeRequestingMembersDeletes(change, updates);
describeMemberRemovals(change, updates);
if (updates.isEmpty()) {
describeUnknownChange(change, updates);
}
}
return updates;
}
/**
* Handles case of future protocol versions where we don't know what has changed.
*/
private void describeUnknownChange(@NonNull DecryptedGroupChange change, @NonNull List<UpdateDescription> updates) {
boolean editorIsYou = change.getEditor().equals(selfUuidBytes);
if (editorIsYou) {
updates.add(updateDescription(context.getString(R.string.MessageRecord_you_updated_group)));
} else {
updates.add(updateDescription(change.getEditor(), (editor) -> context.getString(R.string.MessageRecord_s_updated_group, editor)));
}
}
private void describeUnknownEditorUnknownChange(@NonNull List<UpdateDescription> updates) {
updates.add(updateDescription(context.getString(R.string.MessageRecord_the_group_was_updated)));
}
private void describeMemberAdditions(@NonNull DecryptedGroupChange change, @NonNull List<UpdateDescription> updates) {
boolean editorIsYou = change.getEditor().equals(selfUuidBytes);
for (DecryptedMember member : change.getNewMembersList()) {
boolean newMemberIsYou = member.getUuid().equals(selfUuidBytes);
if (editorIsYou) {
if (newMemberIsYou) {
updates.add(0, updateDescription(context.getString(R.string.MessageRecord_you_joined_the_group_via_the_group_link)));
} else {
updates.add(updateDescription(member.getUuid(), added -> context.getString(R.string.MessageRecord_you_added_s, added)));
}
} else {
if (newMemberIsYou) {
updates.add(0, updateDescription(change.getEditor(), editor -> context.getString(R.string.MessageRecord_s_added_you, editor)));
} else {
if (member.getUuid().equals(change.getEditor())) {
updates.add(updateDescription(member.getUuid(), newMember -> context.getString(R.string.MessageRecord_s_joined_the_group_via_the_group_link, newMember)));
} else {
updates.add(updateDescription(change.getEditor(), member.getUuid(), (editor, newMember) -> context.getString(R.string.MessageRecord_s_added_s, editor, newMember)));
}
}
}
}
}
private void describeUnknownEditorMemberAdditions(@NonNull DecryptedGroupChange change, @NonNull List<UpdateDescription> updates) {
for (DecryptedMember member : change.getNewMembersList()) {
boolean newMemberIsYou = member.getUuid().equals(selfUuidBytes);
if (newMemberIsYou) {
updates.add(0, updateDescription(context.getString(R.string.MessageRecord_you_joined_the_group)));
} else {
updates.add(updateDescription(member.getUuid(), newMember -> context.getString(R.string.MessageRecord_s_joined_the_group, newMember)));
}
}
}
private void describeMemberRemovals(@NonNull DecryptedGroupChange change, @NonNull List<UpdateDescription> updates) {
boolean editorIsYou = change.getEditor().equals(selfUuidBytes);
for (ByteString member : change.getDeleteMembersList()) {
boolean removedMemberIsYou = member.equals(selfUuidBytes);
if (editorIsYou) {
if (removedMemberIsYou) {
updates.add(updateDescription(context.getString(R.string.MessageRecord_you_left_the_group)));
} else {
updates.add(updateDescription(member, removedMember -> context.getString(R.string.MessageRecord_you_removed_s, removedMember)));
}
} else {
if (removedMemberIsYou) {
updates.add(updateDescription(change.getEditor(), editor -> context.getString(R.string.MessageRecord_s_removed_you_from_the_group, editor)));
} else {
if (member.equals(change.getEditor())) {
updates.add(updateDescription(member, leavingMember -> context.getString(R.string.MessageRecord_s_left_the_group, leavingMember)));
} else {
updates.add(updateDescription(change.getEditor(), member, (editor, removedMember) -> context.getString(R.string.MessageRecord_s_removed_s, editor, removedMember)));
}
}
}
}
}
private void describeUnknownEditorMemberRemovals(@NonNull DecryptedGroupChange change, @NonNull List<UpdateDescription> updates) {
for (ByteString member : change.getDeleteMembersList()) {
boolean removedMemberIsYou = member.equals(selfUuidBytes);
if (removedMemberIsYou) {
updates.add(updateDescription(context.getString(R.string.MessageRecord_you_are_no_longer_in_the_group)));
} else {
updates.add(updateDescription(member, oldMember -> context.getString(R.string.MessageRecord_s_is_no_longer_in_the_group, oldMember)));
}
}
}
private void describeModifyMemberRoles(@NonNull DecryptedGroupChange change, @NonNull List<UpdateDescription> updates) {
boolean editorIsYou = change.getEditor().equals(selfUuidBytes);
for (DecryptedModifyMemberRole roleChange : change.getModifyMemberRolesList()) {
boolean changedMemberIsYou = roleChange.getUuid().equals(selfUuidBytes);
if (roleChange.getRole() == Member.Role.ADMINISTRATOR) {
if (editorIsYou) {
updates.add(updateDescription(roleChange.getUuid(), newAdmin -> context.getString(R.string.MessageRecord_you_made_s_an_admin, newAdmin)));
} else {
if (changedMemberIsYou) {
updates.add(updateDescription(change.getEditor(), editor -> context.getString(R.string.MessageRecord_s_made_you_an_admin, editor)));
} else {
updates.add(updateDescription(change.getEditor(), roleChange.getUuid(), (editor, newAdmin) -> context.getString(R.string.MessageRecord_s_made_s_an_admin, editor, newAdmin)));
}
}
} else {
if (editorIsYou) {
updates.add(updateDescription(roleChange.getUuid(), oldAdmin -> context.getString(R.string.MessageRecord_you_revoked_admin_privileges_from_s, oldAdmin)));
} else {
if (changedMemberIsYou) {
updates.add(updateDescription(change.getEditor(), editor -> context.getString(R.string.MessageRecord_s_revoked_your_admin_privileges, editor)));
} else {
updates.add(updateDescription(change.getEditor(), roleChange.getUuid(), (editor, oldAdmin) -> context.getString(R.string.MessageRecord_s_revoked_admin_privileges_from_s, editor, oldAdmin)));
}
}
}
}
}
private void describeUnknownEditorModifyMemberRoles(@NonNull DecryptedGroupChange change, @NonNull List<UpdateDescription> updates) {
for (DecryptedModifyMemberRole roleChange : change.getModifyMemberRolesList()) {
boolean changedMemberIsYou = roleChange.getUuid().equals(selfUuidBytes);
if (roleChange.getRole() == Member.Role.ADMINISTRATOR) {
if (changedMemberIsYou) {
updates.add(updateDescription(context.getString(R.string.MessageRecord_you_are_now_an_admin)));
} else {
updates.add(updateDescription(roleChange.getUuid(), newAdmin -> context.getString(R.string.MessageRecord_s_is_now_an_admin, newAdmin)));
}
} else {
if (changedMemberIsYou) {
updates.add(updateDescription(context.getString(R.string.MessageRecord_you_are_no_longer_an_admin)));
} else {
updates.add(updateDescription(roleChange.getUuid(), oldAdmin -> context.getString(R.string.MessageRecord_s_is_no_longer_an_admin, oldAdmin)));
}
}
}
}
private void describeInvitations(@NonNull DecryptedGroupChange change, @NonNull List<UpdateDescription> updates) {
boolean editorIsYou = change.getEditor().equals(selfUuidBytes);
int notYouInviteCount = 0;
for (DecryptedPendingMember invitee : change.getNewPendingMembersList()) {
boolean newMemberIsYou = invitee.getUuid().equals(selfUuidBytes);
if (newMemberIsYou) {
updates.add(0, updateDescription(change.getEditor(), editor -> context.getString(R.string.MessageRecord_s_invited_you_to_the_group, editor)));
} else {
if (editorIsYou) {
updates.add(updateDescription(invitee.getUuid(), newInvitee -> context.getString(R.string.MessageRecord_you_invited_s_to_the_group, newInvitee)));
} else {
notYouInviteCount++;
}
}
}
if (notYouInviteCount > 0) {
final int notYouInviteCountFinalCopy = notYouInviteCount;
updates.add(updateDescription(change.getEditor(), editor -> context.getResources().getQuantityString(R.plurals.MessageRecord_s_invited_members, notYouInviteCountFinalCopy, editor, notYouInviteCountFinalCopy)));
}
}
private void describeUnknownEditorInvitations(@NonNull DecryptedGroupChange change, @NonNull List<UpdateDescription> updates) {
int notYouInviteCount = 0;
for (DecryptedPendingMember invitee : change.getNewPendingMembersList()) {
boolean newMemberIsYou = invitee.getUuid().equals(selfUuidBytes);
if (newMemberIsYou) {
UUID uuid = UuidUtil.fromByteStringOrUnknown(invitee.getAddedByUuid());
if (UuidUtil.UNKNOWN_UUID.equals(uuid)) {
updates.add(0, updateDescription(context.getString(R.string.MessageRecord_you_were_invited_to_the_group)));
} else {
updates.add(0, updateDescription(invitee.getAddedByUuid(), editor -> context.getString(R.string.MessageRecord_s_invited_you_to_the_group, editor)));
}
} else {
notYouInviteCount++;
}
}
if (notYouInviteCount > 0) {
updates.add(updateDescription(context.getResources().getQuantityString(R.plurals.MessageRecord_d_people_were_invited_to_the_group, notYouInviteCount, notYouInviteCount)));
}
}
private void describeRevokedInvitations(@NonNull DecryptedGroupChange change, @NonNull List<UpdateDescription> updates) {
boolean editorIsYou = change.getEditor().equals(selfUuidBytes);
int notDeclineCount = 0;
for (DecryptedPendingMemberRemoval invitee : change.getDeletePendingMembersList()) {
boolean decline = invitee.getUuid().equals(change.getEditor());
if (decline) {
if (editorIsYou) {
updates.add(updateDescription(context.getString(R.string.MessageRecord_you_declined_the_invitation_to_the_group)));
} else {
updates.add(updateDescription(context.getString(R.string.MessageRecord_someone_declined_an_invitation_to_the_group)));
}
} else if (invitee.getUuid().equals(selfUuidBytes)) {
updates.add(updateDescription(change.getEditor(), editor -> context.getString(R.string.MessageRecord_s_revoked_your_invitation_to_the_group, editor)));
} else {
notDeclineCount++;
}
}
if (notDeclineCount > 0) {
if (editorIsYou) {
updates.add(updateDescription(context.getResources().getQuantityString(R.plurals.MessageRecord_you_revoked_invites, notDeclineCount, notDeclineCount)));
} else {
final int notDeclineCountFinalCopy = notDeclineCount;
updates.add(updateDescription(change.getEditor(), editor -> context.getResources().getQuantityString(R.plurals.MessageRecord_s_revoked_invites, notDeclineCountFinalCopy, editor, notDeclineCountFinalCopy)));
}
}
}
private void describeUnknownEditorRevokedInvitations(@NonNull DecryptedGroupChange change, @NonNull List<UpdateDescription> updates) {
int notDeclineCount = 0;
for (DecryptedPendingMemberRemoval invitee : change.getDeletePendingMembersList()) {
boolean inviteeWasYou = invitee.getUuid().equals(selfUuidBytes);
if (inviteeWasYou) {
updates.add(updateDescription(context.getString(R.string.MessageRecord_an_admin_revoked_your_invitation_to_the_group)));
} else {
notDeclineCount++;
}
}
if (notDeclineCount > 0) {
updates.add(updateDescription(context.getResources().getQuantityString(R.plurals.MessageRecord_d_invitations_were_revoked, notDeclineCount, notDeclineCount)));
}
}
private void describePromotePending(@NonNull DecryptedGroupChange change, @NonNull List<UpdateDescription> updates) {
boolean editorIsYou = change.getEditor().equals(selfUuidBytes);
for (DecryptedMember newMember : change.getPromotePendingMembersList()) {
ByteString uuid = newMember.getUuid();
boolean newMemberIsYou = uuid.equals(selfUuidBytes);
if (editorIsYou) {
if (newMemberIsYou) {
updates.add(updateDescription(context.getString(R.string.MessageRecord_you_accepted_invite)));
} else {
updates.add(updateDescription(uuid, newPromotedMember -> context.getString(R.string.MessageRecord_you_added_invited_member_s, newPromotedMember)));
}
} else {
if (newMemberIsYou) {
updates.add(updateDescription(change.getEditor(), editor -> context.getString(R.string.MessageRecord_s_added_you, editor)));
} else {
if (uuid.equals(change.getEditor())) {
updates.add(updateDescription(uuid, newAcceptedMember -> context.getString(R.string.MessageRecord_s_accepted_invite, newAcceptedMember)));
} else {
updates.add(updateDescription(change.getEditor(), uuid, (editor, newAcceptedMember) -> context.getString(R.string.MessageRecord_s_added_invited_member_s, editor, newAcceptedMember)));
}
}
}
}
}
private void describeUnknownEditorPromotePending(@NonNull DecryptedGroupChange change, @NonNull List<UpdateDescription> updates) {
for (DecryptedMember newMember : change.getPromotePendingMembersList()) {
ByteString uuid = newMember.getUuid();
boolean newMemberIsYou = uuid.equals(selfUuidBytes);
if (newMemberIsYou) {
updates.add(updateDescription(context.getString(R.string.MessageRecord_you_joined_the_group)));
} else {
updates.add(updateDescription(uuid, newMemberName -> context.getString(R.string.MessageRecord_s_joined_the_group, newMemberName)));
}
}
}
private void describeNewTitle(@NonNull DecryptedGroupChange change, @NonNull List<UpdateDescription> updates) {
boolean editorIsYou = change.getEditor().equals(selfUuidBytes);
if (change.hasNewTitle()) {
String newTitle = StringUtil.isolateBidi(change.getNewTitle().getValue());
if (editorIsYou) {
updates.add(updateDescription(context.getString(R.string.MessageRecord_you_changed_the_group_name_to_s, newTitle)));
} else {
updates.add(updateDescription(change.getEditor(), editor -> context.getString(R.string.MessageRecord_s_changed_the_group_name_to_s, editor, newTitle)));
}
}
}
private void describeUnknownEditorNewTitle(@NonNull DecryptedGroupChange change, @NonNull List<UpdateDescription> updates) {
if (change.hasNewTitle()) {
updates.add(updateDescription(context.getString(R.string.MessageRecord_the_group_name_has_changed_to_s, StringUtil.isolateBidi(change.getNewTitle().getValue()))));
}
}
private void describeNewAvatar(@NonNull DecryptedGroupChange change, @NonNull List<UpdateDescription> updates) {
boolean editorIsYou = change.getEditor().equals(selfUuidBytes);
if (change.hasNewAvatar()) {
if (editorIsYou) {
updates.add(updateDescription(context.getString(R.string.MessageRecord_you_changed_the_group_avatar)));
} else {
updates.add(updateDescription(change.getEditor(), editor -> context.getString(R.string.MessageRecord_s_changed_the_group_avatar, editor)));
}
}
}
private void describeUnknownEditorNewAvatar(@NonNull DecryptedGroupChange change, @NonNull List<UpdateDescription> updates) {
if (change.hasNewAvatar()) {
updates.add(updateDescription(context.getString(R.string.MessageRecord_the_group_group_avatar_has_been_changed)));
}
}
private void describeNewTimer(@NonNull DecryptedGroupChange change, @NonNull List<UpdateDescription> updates) {
boolean editorIsYou = change.getEditor().equals(selfUuidBytes);
if (change.hasNewTimer()) {
String time = ExpirationUtil.getExpirationDisplayValue(context, change.getNewTimer().getDuration());
if (editorIsYou) {
updates.add(updateDescription(context.getString(R.string.MessageRecord_you_set_disappearing_message_time_to_s, time)));
} else {
updates.add(updateDescription(change.getEditor(), editor -> context.getString(R.string.MessageRecord_s_set_disappearing_message_time_to_s, editor, time)));
}
}
}
private void describeUnknownEditorNewTimer(@NonNull DecryptedGroupChange change, @NonNull List<UpdateDescription> updates) {
if (change.hasNewTimer()) {
String time = ExpirationUtil.getExpirationDisplayValue(context, change.getNewTimer().getDuration());
updates.add(updateDescription(context.getString(R.string.MessageRecord_disappearing_message_time_set_to_s, time)));
}
}
private void describeNewAttributeAccess(@NonNull DecryptedGroupChange change, @NonNull List<UpdateDescription> updates) {
boolean editorIsYou = change.getEditor().equals(selfUuidBytes);
if (change.getNewAttributeAccess() != AccessControl.AccessRequired.UNKNOWN) {
String accessLevel = GV2AccessLevelUtil.toString(context, change.getNewAttributeAccess());
if (editorIsYou) {
updates.add(updateDescription(context.getString(R.string.MessageRecord_you_changed_who_can_edit_group_info_to_s, accessLevel)));
} else {
updates.add(updateDescription(change.getEditor(), editor -> context.getString(R.string.MessageRecord_s_changed_who_can_edit_group_info_to_s, editor, accessLevel)));
}
}
}
private void describeUnknownEditorNewAttributeAccess(@NonNull DecryptedGroupChange change, @NonNull List<UpdateDescription> updates) {
if (change.getNewAttributeAccess() != AccessControl.AccessRequired.UNKNOWN) {
String accessLevel = GV2AccessLevelUtil.toString(context, change.getNewAttributeAccess());
updates.add(updateDescription(context.getString(R.string.MessageRecord_who_can_edit_group_info_has_been_changed_to_s, accessLevel)));
}
}
private void describeNewMembershipAccess(@NonNull DecryptedGroupChange change, @NonNull List<UpdateDescription> updates) {
boolean editorIsYou = change.getEditor().equals(selfUuidBytes);
if (change.getNewMemberAccess() != AccessControl.AccessRequired.UNKNOWN) {
String accessLevel = GV2AccessLevelUtil.toString(context, change.getNewMemberAccess());
if (editorIsYou) {
updates.add(updateDescription(context.getString(R.string.MessageRecord_you_changed_who_can_edit_group_membership_to_s, accessLevel)));
} else {
updates.add(updateDescription(change.getEditor(), editor -> context.getString(R.string.MessageRecord_s_changed_who_can_edit_group_membership_to_s, editor, accessLevel)));
}
}
}
private void describeUnknownEditorNewMembershipAccess(@NonNull DecryptedGroupChange change, @NonNull List<UpdateDescription> updates) {
if (change.getNewMemberAccess() != AccessControl.AccessRequired.UNKNOWN) {
String accessLevel = GV2AccessLevelUtil.toString(context, change.getNewMemberAccess());
updates.add(updateDescription(context.getString(R.string.MessageRecord_who_can_edit_group_membership_has_been_changed_to_s, accessLevel)));
}
}
private void describeNewGroupInviteLinkAccess(@Nullable DecryptedGroup previousGroupState,
@NonNull DecryptedGroupChange change,
@NonNull List<UpdateDescription> updates)
{
AccessControl.AccessRequired previousAccessControl = null;
if (previousGroupState != null) {
previousAccessControl = previousGroupState.getAccessControl().getAddFromInviteLink();
}
boolean editorIsYou = change.getEditor().equals(selfUuidBytes);
boolean groupLinkEnabled = false;
switch (change.getNewInviteLinkAccess()) {
case ANY:
groupLinkEnabled = true;
if (editorIsYou) {
if (previousAccessControl == AccessControl.AccessRequired.ADMINISTRATOR) {
updates.add(updateDescription(context.getString(R.string.MessageRecord_you_turned_off_admin_approval_for_the_group_link)));
} else {
updates.add(updateDescription(context.getString(R.string.MessageRecord_you_turned_on_the_group_link_with_admin_approval_off)));
}
} else {
if (previousAccessControl == AccessControl.AccessRequired.ADMINISTRATOR) {
updates.add(updateDescription(change.getEditor(), editor -> context.getString(R.string.MessageRecord_s_turned_off_admin_approval_for_the_group_link, editor)));
} else {
updates.add(updateDescription(change.getEditor(), editor -> context.getString(R.string.MessageRecord_s_turned_on_the_group_link_with_admin_approval_off, editor)));
}
}
break;
case ADMINISTRATOR:
groupLinkEnabled = true;
if (editorIsYou) {
if (previousAccessControl == AccessControl.AccessRequired.ANY) {
updates.add(updateDescription(context.getString(R.string.MessageRecord_you_turned_on_admin_approval_for_the_group_link)));
} else {
updates.add(updateDescription(context.getString(R.string.MessageRecord_you_turned_on_the_group_link_with_admin_approval_on)));
}
} else {
if (previousAccessControl == AccessControl.AccessRequired.ANY) {
updates.add(updateDescription(change.getEditor(), editor -> context.getString(R.string.MessageRecord_s_turned_on_admin_approval_for_the_group_link, editor)));
} else {
updates.add(updateDescription(change.getEditor(), editor -> context.getString(R.string.MessageRecord_s_turned_on_the_group_link_with_admin_approval_on, editor)));
}
}
break;
case UNSATISFIABLE:
if (editorIsYou) {
updates.add(updateDescription(context.getString(R.string.MessageRecord_you_turned_off_the_group_link)));
} else {
updates.add(updateDescription(change.getEditor(), editor -> context.getString(R.string.MessageRecord_s_turned_off_the_group_link, editor)));
}
break;
}
if (!groupLinkEnabled && change.getNewInviteLinkPassword().size() > 0) {
if (editorIsYou) {
updates.add(updateDescription(context.getString(R.string.MessageRecord_you_reset_the_group_link)));
} else {
updates.add(updateDescription(change.getEditor(), editor -> context.getString(R.string.MessageRecord_s_reset_the_group_link, editor)));
}
}
}
private void describeUnknownEditorNewGroupInviteLinkAccess(@Nullable DecryptedGroup previousGroupState,
@NonNull DecryptedGroupChange change,
@NonNull List<UpdateDescription> updates)
{
AccessControl.AccessRequired previousAccessControl = null;
if (previousGroupState != null) {
previousAccessControl = previousGroupState.getAccessControl().getAddFromInviteLink();
}
switch (change.getNewInviteLinkAccess()) {
case ANY:
if (previousAccessControl == AccessControl.AccessRequired.ADMINISTRATOR) {
updates.add(updateDescription(context.getString(R.string.MessageRecord_the_admin_approval_for_the_group_link_has_been_turned_off)));
} else {
updates.add(updateDescription(context.getString(R.string.MessageRecord_the_group_link_has_been_turned_on_with_admin_approval_off)));
}
break;
case ADMINISTRATOR:
if (previousAccessControl == AccessControl.AccessRequired.ANY) {
updates.add(updateDescription(context.getString(R.string.MessageRecord_the_admin_approval_for_the_group_link_has_been_turned_on)));
} else {
updates.add(updateDescription(context.getString(R.string.MessageRecord_the_group_link_has_been_turned_on_with_admin_approval_on)));
}
break;
case UNSATISFIABLE:
updates.add(updateDescription(context.getString(R.string.MessageRecord_the_group_link_has_been_turned_off)));
break;
}
if (change.getNewInviteLinkPassword().size() > 0) {
updates.add(updateDescription(context.getString(R.string.MessageRecord_the_group_link_has_been_reset)));
}
}
private void describeRequestingMembers(@NonNull DecryptedGroupChange change, @NonNull List<UpdateDescription> updates) {
for (DecryptedRequestingMember member : change.getNewRequestingMembersList()) {
boolean requestingMemberIsYou = member.getUuid().equals(selfUuidBytes);
if (requestingMemberIsYou) {
updates.add(updateDescription(context.getString(R.string.MessageRecord_you_sent_a_request_to_join_the_group)));
} else {
updates.add(updateDescription(member.getUuid(), requesting -> context.getString(R.string.MessageRecord_s_requested_to_join_via_the_group_link, requesting)));
}
}
}
private void describeRequestingMembersApprovals(@NonNull DecryptedGroupChange change, @NonNull List<UpdateDescription> updates) {
for (DecryptedApproveMember requestingMember : change.getPromoteRequestingMembersList()) {
boolean requestingMemberIsYou = requestingMember.getUuid().equals(selfUuidBytes);
if (requestingMemberIsYou) {
updates.add(updateDescription(change.getEditor(), editor -> context.getString(R.string.MessageRecord_s_approved_your_request_to_join_the_group, editor)));
} else {
boolean editorIsYou = change.getEditor().equals(selfUuidBytes);
if (editorIsYou) {
updates.add(updateDescription(requestingMember.getUuid(), requesting -> context.getString(R.string.MessageRecord_you_approved_a_request_to_join_the_group_from_s, requesting)));
} else {
updates.add(updateDescription(change.getEditor(), requestingMember.getUuid(), (editor, requesting) -> context.getString(R.string.MessageRecord_s_approved_a_request_to_join_the_group_from_s, editor, requesting)));
}
}
}
}
private void describeUnknownEditorRequestingMembersApprovals(@NonNull DecryptedGroupChange change, @NonNull List<UpdateDescription> updates) {
for (DecryptedApproveMember requestingMember : change.getPromoteRequestingMembersList()) {
boolean requestingMemberIsYou = requestingMember.getUuid().equals(selfUuidBytes);
if (requestingMemberIsYou) {
updates.add(updateDescription(context.getString(R.string.MessageRecord_your_request_to_join_the_group_has_been_approved)));
} else {
updates.add(updateDescription(requestingMember.getUuid(), requesting -> context.getString(R.string.MessageRecord_a_request_to_join_the_group_from_s_has_been_approved, requesting)));
}
}
}
private void describeRequestingMembersDeletes(@NonNull DecryptedGroupChange change, @NonNull List<UpdateDescription> updates) {
boolean editorIsYou = change.getEditor().equals(selfUuidBytes);
for (ByteString requestingMember : change.getDeleteRequestingMembersList()) {
boolean requestingMemberIsYou = requestingMember.equals(selfUuidBytes);
if (requestingMemberIsYou) {
if (editorIsYou) {
updates.add(updateDescription(context.getString(R.string.MessageRecord_you_canceled_your_request_to_join_the_group)));
} else {
updates.add(updateDescription(context.getString(R.string.MessageRecord_your_request_to_join_the_group_has_been_denied_by_an_admin)));
}
} else {
boolean editorIsCanceledMember = change.getEditor().equals(requestingMember);
if (editorIsCanceledMember) {
updates.add(updateDescription(requestingMember, editorRequesting -> context.getString(R.string.MessageRecord_s_canceled_their_request_to_join_the_group, editorRequesting)));
} else {
updates.add(updateDescription(change.getEditor(), requestingMember, (editor, requesting) -> context.getString(R.string.MessageRecord_s_denied_a_request_to_join_the_group_from_s, editor, requesting)));
}
}
}
}
private void describeUnknownEditorRequestingMembersDeletes(@NonNull DecryptedGroupChange change, @NonNull List<UpdateDescription> updates) {
for (ByteString requestingMember : change.getDeleteRequestingMembersList()) {
boolean requestingMemberIsYou = requestingMember.equals(selfUuidBytes);
if (requestingMemberIsYou) {
updates.add(updateDescription(context.getString(R.string.MessageRecord_your_request_to_join_the_group_has_been_denied_by_an_admin)));
} else {
updates.add(updateDescription(requestingMember, requesting -> context.getString(R.string.MessageRecord_a_request_to_join_the_group_from_s_has_been_denied, requesting)));
}
}
}
interface DescribeMemberStrategy {
/**
* Map a UUID to a string that describes the group member.
*/
@NonNull
@WorkerThread
String describe(@NonNull UUID uuid);
}
private interface StringFactory1Arg {
String create(String arg1);
}
private interface StringFactory2Args {
String create(String arg1, String arg2);
}
private static UpdateDescription updateDescription(@NonNull String string) {
return UpdateDescription.staticDescription(string);
}
private UpdateDescription updateDescription(@NonNull ByteString uuid1Bytes, @NonNull StringFactory1Arg stringFactory) {
UUID uuid1 = UuidUtil.fromByteStringOrUnknown(uuid1Bytes);
return UpdateDescription.mentioning(Collections.singletonList(uuid1), () -> stringFactory.create(descriptionStrategy.describe(uuid1)));
}
private UpdateDescription updateDescription(@NonNull ByteString uuid1Bytes, @NonNull ByteString uuid2Bytes, @NonNull StringFactory2Args stringFactory) {
UUID uuid1 = UuidUtil.fromByteStringOrUnknown(uuid1Bytes);
UUID uuid2 = UuidUtil.fromByteStringOrUnknown(uuid2Bytes);
return UpdateDescription.mentioning(Arrays.asList(uuid1, uuid2), () -> stringFactory.create(descriptionStrategy.describe(uuid1), descriptionStrategy.describe(uuid2)));
}
}