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Diffstat (limited to 'libdino/src/service/message_manager.vala')
| -rw-r--r-- | libdino/src/service/message_manager.vala | 193 |
1 files changed, 193 insertions, 0 deletions
diff --git a/libdino/src/service/message_manager.vala b/libdino/src/service/message_manager.vala new file mode 100644 index 00000000..ec7a35c8 --- /dev/null +++ b/libdino/src/service/message_manager.vala @@ -0,0 +1,193 @@ +using Gee; + +using Xmpp; +using Dino.Entities; + +namespace Dino { + +public class MessageManager : StreamInteractionModule, Object { + public const string ID = "message_manager"; + + public signal void pre_message_received(Entities.Message message, Conversation conversation); + public signal void message_received(Entities.Message message, Conversation conversation); + public signal void message_sent(Entities.Message message, Conversation conversation); + + private StreamInteractor stream_interactor; + private Database db; + private HashMap<Conversation, ArrayList<Entities.Message>> messages = new HashMap<Conversation, ArrayList<Entities.Message>>(Conversation.hash_func, Conversation.equals_func); + + public static void start(StreamInteractor stream_interactor, Database db) { + MessageManager m = new MessageManager(stream_interactor, db); + stream_interactor.add_module(m); + } + + private MessageManager(StreamInteractor stream_interactor, Database db) { + this.stream_interactor = stream_interactor; + this.db = db; + stream_interactor.account_added.connect(on_account_added); + stream_interactor.connection_manager.connection_state_changed.connect((account, state) => { + if (state == ConnectionManager.ConnectionState.CONNECTED) send_unsent_messages(account); + }); + } + + public void send_message(string text, Conversation conversation) { + Entities.Message message = create_out_message(text, conversation); + add_message(message, conversation); + db.add_message(message, conversation.account); + send_xmpp_message(message, conversation); + message_sent(message, conversation); + } + + public Gee.List<Entities.Message>? get_messages(Conversation conversation) { + if (messages.has_key(conversation) && messages[conversation].size > 0) { + Gee.List<Entities.Message> db_messages = db.get_messages(conversation.counterpart, conversation.account, 50, messages[conversation][0]); + db_messages.add_all(messages[conversation]); + return db_messages; + } else { + Gee.List<Entities.Message> db_messages = db.get_messages(conversation.counterpart, conversation.account, 50, null); + return db_messages; + } + } + + public Entities.Message? get_last_message(Conversation conversation) { + if (messages.has_key(conversation) && messages[conversation].size > 0) { + return messages[conversation][messages[conversation].size - 1]; + } else { + Gee.List<Entities.Message> db_messages = db.get_messages(conversation.counterpart, conversation.account, 1, null); + if (db_messages.size >= 1) { + return db_messages[0]; + } + } + return null; + } + + public Gee.List<Entities.Message>? get_messages_before(Conversation? conversation, Entities.Message before) { + Gee.List<Entities.Message> db_messages = db.get_messages(conversation.counterpart, conversation.account, 20, before); + return db_messages; + } + + public string get_id() { + return ID; + } + + public static MessageManager? get_instance(StreamInteractor stream_interactor) { + return (MessageManager) stream_interactor.get_module(ID); + } + + private void on_account_added(Account account) { + stream_interactor.module_manager.message_modules[account].received_message.connect( (stream, message) => { + on_message_received(account, message); + }); + stream_interactor.stream_negotiated.connect(send_unsent_messages); + } + + private void send_unsent_messages(Account account) { + Gee.List<Entities.Message> unsend_messages = db.get_unsend_messages(account); + foreach (Entities.Message message in unsend_messages) { + Conversation conversation = ConversationManager.get_instance(stream_interactor).get_conversation(message.counterpart, account); + send_xmpp_message(message, conversation, true); + } + } + + private void on_message_received(Account account, Xmpp.Message.Stanza message) { + if (message.body == null) return; + + Entities.Message new_message = new Entities.Message(); + new_message.account = account; + new_message.stanza_id = message.id; + Jid from_jid = new Jid(message.from); + if (!account.bare_jid.equals_bare(from_jid) || + MucManager.get_instance(stream_interactor).get_nick(from_jid.bare_jid, account) == from_jid.resourcepart) { + new_message.direction = Entities.Message.DIRECTION_RECEIVED; + } else { + new_message.direction = Entities.Message.DIRECTION_SENT; + } + new_message.counterpart = new_message.direction == Entities.Message.DIRECTION_SENT ? new Jid(message.to) : new Jid(message.from); + new_message.ourpart = new_message.direction == Entities.Message.DIRECTION_SENT ? new Jid(message.from) : new Jid(message.to); + new_message.body = message.body; + new_message.stanza = message; + new_message.set_type_string(message.type_); + Xep.DelayedDelivery.MessageFlag? deleyed_delivery_flag = Xep.DelayedDelivery.MessageFlag.get_flag(message); + new_message.time = deleyed_delivery_flag != null ? deleyed_delivery_flag.datetime : new DateTime.now_utc(); + new_message.local_time = new DateTime.now_utc(); + if (Xep.Pgp.MessageFlag.get_flag(message) != null) { + new_message.encryption = Entities.Message.Encryption.PGP; + } + Conversation conversation = ConversationManager.get_instance(stream_interactor).get_add_conversation(new_message.counterpart, account); + pre_message_received(new_message, conversation); + + bool is_uuid = new_message.stanza_id != null && Regex.match_simple("""[0-9A-Fa-f]{8}-[0-9A-Fa-f]{4}-[0-9A-Fa-f]{4}-[0-9A-Fa-f]{4}-[0-9A-Fa-f]{12}""", new_message.stanza_id); + if ((is_uuid && !db.contains_message_by_stanza_id(new_message.stanza_id)) || + (!is_uuid && !db.contains_message(new_message, conversation.account))) { + db.add_message(new_message, conversation.account); + add_message(new_message, conversation); + if (new_message.time.difference(conversation.last_active) > 0) { + conversation.last_active = new_message.time; + } + if (new_message.direction == Entities.Message.DIRECTION_SENT) { + message_sent(new_message, conversation); + } else { + message_received(new_message, conversation); + } + } + } + + private void add_message(Entities.Message message, Conversation conversation) { + if (!messages.has_key(conversation)) { + messages[conversation] = new ArrayList<Entities.Message>(Entities.Message.equals_func); + } + messages[conversation].add(message); + } + + private Entities.Message create_out_message(string text, Conversation conversation) { + Entities.Message message = new Entities.Message(); + message.stanza_id = random_uuid(); + message.account = conversation.account; + message.body = text; + message.time = new DateTime.now_utc(); + message.local_time = new DateTime.now_utc(); + message.direction = Entities.Message.DIRECTION_SENT; + message.counterpart = conversation.counterpart; + message.ourpart = new Jid(conversation.account.bare_jid.to_string() + "/" + conversation.account.resourcepart); + + if (conversation.encryption == Conversation.Encryption.PGP) { + message.encryption = Entities.Message.Encryption.PGP; + } + return message; + } + + private void send_xmpp_message(Entities.Message message, Conversation conversation, bool delayed = false) { + Core.XmppStream stream = stream_interactor.get_stream(conversation.account); + message.marked = Entities.Message.Marked.NONE; + if (stream != null) { + Xmpp.Message.Stanza new_message = new Xmpp.Message.Stanza(message.stanza_id); + new_message.to = message.counterpart.to_string(); + new_message.body = message.body; + if (conversation.type_ == Conversation.Type.GROUPCHAT) { + new_message.type_ = Xmpp.Message.Stanza.TYPE_GROUPCHAT; + } else { + new_message.type_ = Xmpp.Message.Stanza.TYPE_CHAT; + } + if (message.encryption == Entities.Message.Encryption.PGP) { + string? key_id = PgpManager.get_instance(stream_interactor).get_key_id(conversation.account, message.counterpart); + if (key_id != null) { + bool encrypted = Xep.Pgp.Module.get_module(stream).encrypt(new_message, key_id); + if (!encrypted) { + message.marked = Entities.Message.Marked.WONTSEND; + return; + } + } + } + if (delayed) { + Xmpp.Xep.DelayedDelivery.Module.get_module(stream).set_message_delay(new_message, message.time); + } + Xmpp.Message.Module.get_module(stream).send_message(stream, new_message); + message.stanza_id = new_message.id; + message.stanza = new_message; + } else { + message.marked = Entities.Message.Marked.UNSENT; + } + } +} + +}
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