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Prevent sending to groups that the user has quit

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Fixes #23
This commit is contained in:
AsamK 2016-08-12 18:24:30 +02:00
parent ee5062a2cc
commit 1efdf04394
4 changed files with 46 additions and 13 deletions
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28
src/main/java/org/asamk/signal/Manager.java
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@ -515,6 +515,19 @@ class Manager implements Signal {
return Optional.of(createAttachment(file));
}
private GroupInfo getGroupForSending(byte[] groupId) throws GroupNotFoundException, NotAGroupMemberException {
GroupInfo g = groupStore.getGroup(groupId);
if (g == null) {
throw new GroupNotFoundException(groupId);
}
for (String member : g.members) {
if (member.equals(this.username)) {
return g;
}
}
throw new NotAGroupMemberException(groupId, g.name);
}
@Override
public void sendGroupMessage(String messageText, List<String> attachments,
byte[] groupId)
@ -531,10 +544,7 @@ class Manager implements Signal {
}
SignalServiceDataMessage message = messageBuilder.build();
GroupInfo g = groupStore.getGroup(groupId);
if (g == null) {
throw new GroupNotFoundException(groupId);
}
final GroupInfo g = getGroupForSending(groupId);
// Don't send group message to ourself
final List<String> membersSend = new ArrayList<>(g.members);
@ -551,10 +561,7 @@ class Manager implements Signal {
.asGroupMessage(group)
.build();
final GroupInfo g = groupStore.getGroup(groupId);
if (g == null) {
throw new GroupNotFoundException(groupId);
}
final GroupInfo g = getGroupForSending(groupId);
g.members.remove(this.username);
groupStore.updateGroup(g);
@ -568,10 +575,7 @@ class Manager implements Signal {
g = new GroupInfo(Util.getSecretBytes(16));
g.members.add(username);
} else {
g = groupStore.getGroup(groupId);
if (g == null) {
throw new GroupNotFoundException(groupId);
}
g = getGroupForSending(groupId);
}
if (name != null) {