dino/libdino/src/service/message_processor.vala

655 lines
33 KiB
Vala

using Gee;
using Xmpp;
using Xmpp.Xep;
using Dino.Entities;
using Qlite;
namespace Dino {
public class MessageProcessor : StreamInteractionModule, Object {
public static ModuleIdentity<MessageProcessor> IDENTITY = new ModuleIdentity<MessageProcessor>("message_processor");
public string id { get { return IDENTITY.id; } }
public signal void message_received(Entities.Message message, Conversation conversation);
public signal void build_message_stanza(Entities.Message message, Xmpp.MessageStanza message_stanza, Conversation conversation);
public signal void pre_message_send(Entities.Message message, Xmpp.MessageStanza message_stanza, Conversation conversation);
public signal void message_sent(Entities.Message message, Conversation conversation);
public signal void message_sent_or_received(Entities.Message message, Conversation conversation);
public signal void history_synced(Account account);
public MessageListenerHolder received_pipeline = new MessageListenerHolder();
private StreamInteractor stream_interactor;
private Database db;
private HashMap<Account, int> current_catchup_id = new HashMap<Account, int>(Account.hash_func, Account.equals_func);
private HashMap<Account, HashMap<string, DateTime>> mam_times = new HashMap<Account, HashMap<string, DateTime>>();
public HashMap<string, int> hitted_range = new HashMap<string, int>();
public HashMap<Account, string> catchup_until_id = new HashMap<Account, string>(Account.hash_func, Account.equals_func);
public HashMap<Account, DateTime> catchup_until_time = new HashMap<Account, DateTime>(Account.hash_func, Account.equals_func);
public static void start(StreamInteractor stream_interactor, Database db) {
MessageProcessor m = new MessageProcessor(stream_interactor, db);
stream_interactor.add_module(m);
}
private MessageProcessor(StreamInteractor stream_interactor, Database db) {
this.stream_interactor = stream_interactor;
this.db = db;
received_pipeline.connect(new DeduplicateMessageListener(this, db));
received_pipeline.connect(new FilterMessageListener());
received_pipeline.connect(new StoreMessageListener(stream_interactor));
received_pipeline.connect(new StoreContentItemListener(stream_interactor));
received_pipeline.connect(new MamMessageListener(stream_interactor));
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_chat_messages(account);
});
stream_interactor.connection_manager.stream_opened.connect((account, stream) => {
debug("MAM: [%s] Reset catchup_id", account.bare_jid.to_string());
current_catchup_id.unset(account);
mam_times[account] = new HashMap<string, DateTime>();
});
}
public Entities.Message send_text(string text, Conversation conversation) {
Entities.Message message = create_out_message(text, conversation);
return send_message(message, conversation);
}
public Entities.Message send_message(Entities.Message message, Conversation conversation) {
stream_interactor.get_module(MessageStorage.IDENTITY).add_message(message, conversation);
stream_interactor.get_module(ContentItemStore.IDENTITY).insert_message(message, conversation);
send_xmpp_message(message, conversation);
message_sent(message, conversation);
return message;
}
private void send_unsent_chat_messages(Account account) {
var select = db.message.select()
.with(db.message.account_id, "=", account.id)
.with(db.message.marked, "=", (int) Message.Marked.UNSENT)
.with(db.message.type_, "=", (int) Message.Type.CHAT);
send_unsent_messages(account, select);
}
public void send_unsent_muc_messages(Account account, Jid muc_jid) {
var select = db.message.select()
.with(db.message.account_id, "=", account.id)
.with(db.message.marked, "=", (int) Message.Marked.UNSENT)
.with(db.message.counterpart_id, "=", db.get_jid_id(muc_jid));
send_unsent_messages(account, select);
}
private void send_unsent_messages(Account account, QueryBuilder select) {
foreach (Row row in select) {
try {
Message message = new Message.from_row(db, row);
Conversation? msg_conv = stream_interactor.get_module(ConversationManager.IDENTITY).get_conversation(message.counterpart, account, Util.get_conversation_type_for_message(message));
if (msg_conv != null) {
send_xmpp_message(message, msg_conv, true);
}
} catch (InvalidJidError e) {
warning("Ignoring message with invalid Jid: %s", e.message);
}
}
}
private void on_account_added(Account account) {
stream_interactor.module_manager.get_module(account, Xmpp.MessageModule.IDENTITY).received_message.connect( (stream, message) => {
on_message_received.begin(account, message);
});
XmppStream? stream_bak = null;
stream_interactor.module_manager.get_module(account, Xmpp.Xep.MessageArchiveManagement.Module.IDENTITY).feature_available.connect( (stream) => {
if (stream == stream_bak) return;
current_catchup_id.unset(account);
stream_bak = stream;
debug("MAM: [%s] MAM available", account.bare_jid.to_string());
do_mam_catchup.begin(account);
});
stream_interactor.module_manager.get_module(account, Xmpp.MessageModule.IDENTITY).received_message_unprocessed.connect((stream, message) => {
if (!message.from.equals(account.bare_jid)) return;
Xep.MessageArchiveManagement.Flag? mam_flag = stream != null ? stream.get_flag(Xep.MessageArchiveManagement.Flag.IDENTITY) : null;
if (mam_flag == null) return;
string? id = message.stanza.get_deep_attribute(mam_flag.ns_ver + ":result", "id");
if (id == null) return;
StanzaNode? delay_node = message.stanza.get_deep_subnode(mam_flag.ns_ver + ":result", "urn:xmpp:forward:0:forwarded", "urn:xmpp:delay:delay");
if (delay_node == null) return;
DateTime? time = DelayedDelivery.get_time_for_node(delay_node);
if (time == null) return;
mam_times[account][id] = time;
string? query_id = message.stanza.get_deep_attribute(mam_flag.ns_ver + ":result", mam_flag.ns_ver + ":queryid");
if (query_id != null && id == catchup_until_id[account]) {
debug("MAM: [%s] Hitted range (id) %s", account.bare_jid.to_string(), id);
hitted_range[query_id] = -2;
}
});
}
private async void do_mam_catchup(Account account) {
debug("MAM: [%s] Start catchup", account.bare_jid.to_string());
string? earliest_id = null;
DateTime? earliest_time = null;
bool continue_sync = true;
while (continue_sync) {
continue_sync = false;
// Get previous row
var previous_qry = db.mam_catchup.select().with(db.mam_catchup.account_id, "=", account.id).order_by(db.mam_catchup.to_time, "DESC");
if (current_catchup_id.has_key(account)) {
previous_qry.with(db.mam_catchup.id, "!=", current_catchup_id[account]);
}
RowOption previous_row = previous_qry.single().row();
if (previous_row.is_present()) {
catchup_until_id[account] = previous_row[db.mam_catchup.to_id];
catchup_until_time[account] = (new DateTime.from_unix_utc(previous_row[db.mam_catchup.to_time])).add_minutes(-5);
debug("MAM: [%s] Previous entry exists", account.bare_jid.to_string());
} else {
catchup_until_id.unset(account);
catchup_until_time.unset(account);
}
string query_id = Xmpp.random_uuid();
yield get_mam_range(account, query_id, null, null, earliest_time, earliest_id);
if (!hitted_range.has_key(query_id)) {
debug("MAM: [%s] Set catchup end reached", account.bare_jid.to_string());
db.mam_catchup.update()
.set(db.mam_catchup.from_end, true)
.with(db.mam_catchup.id, "=", current_catchup_id[account])
.perform();
}
if (hitted_range.has_key(query_id)) {
if (merge_ranges(account, null)) {
RowOption current_row = db.mam_catchup.row_with(db.mam_catchup.id, current_catchup_id[account]);
bool range_from_complete = current_row[db.mam_catchup.from_end];
if (!range_from_complete) {
continue_sync = true;
earliest_id = current_row[db.mam_catchup.from_id];
earliest_time = (new DateTime.from_unix_utc(current_row[db.mam_catchup.from_time])).add_seconds(1);
}
}
}
}
}
/*
* Merges the row with `current_catchup_id` with the previous range (optional: with `earlier_id`)
* Changes `current_catchup_id` to the previous range
*/
private bool merge_ranges(Account account, int? earlier_id) {
RowOption current_row = db.mam_catchup.row_with(db.mam_catchup.id, current_catchup_id[account]);
RowOption previous_row = null;
if (earlier_id != null) {
previous_row = db.mam_catchup.row_with(db.mam_catchup.id, earlier_id);
} else {
previous_row = db.mam_catchup.select()
.with(db.mam_catchup.account_id, "=", account.id)
.with(db.mam_catchup.id, "!=", current_catchup_id[account])
.order_by(db.mam_catchup.to_time, "DESC").single().row();
}
if (!previous_row.is_present()) {
debug("MAM: [%s] Merging: No previous row", account.bare_jid.to_string());
return false;
}
var qry = db.mam_catchup.update().with(db.mam_catchup.id, "=", previous_row[db.mam_catchup.id]);
debug("MAM: [%s] Merging %ld-%ld with %ld- %ld", account.bare_jid.to_string(), previous_row[db.mam_catchup.from_time], previous_row[db.mam_catchup.to_time], current_row[db.mam_catchup.from_time], current_row[db.mam_catchup.to_time]);
if (current_row[db.mam_catchup.from_time] < previous_row[db.mam_catchup.from_time]) {
qry.set(db.mam_catchup.from_id, current_row[db.mam_catchup.from_id])
.set(db.mam_catchup.from_time, current_row[db.mam_catchup.from_time]);
}
if (current_row[db.mam_catchup.to_time] > previous_row[db.mam_catchup.to_time]) {
qry.set(db.mam_catchup.to_id, current_row[db.mam_catchup.to_id])
.set(db.mam_catchup.to_time, current_row[db.mam_catchup.to_time]);
}
qry.perform();
current_catchup_id[account] = previous_row[db.mam_catchup.id];
db.mam_catchup.delete().with(db.mam_catchup.id, "=", current_row[db.mam_catchup.id]).perform();
return true;
}
private async bool get_mam_range(Account account, string? query_id, DateTime? from_time, string? from_id, DateTime? to_time, string? to_id) {
debug("MAM: [%s] Get range %s - %s", account.bare_jid.to_string(), from_time != null ? from_time.to_string() : "", to_time != null ? to_time.to_string() : "");
XmppStream stream = stream_interactor.get_stream(account);
Iq.Stanza? iq = yield stream.get_module(Xep.MessageArchiveManagement.Module.IDENTITY).query_archive(stream, null, query_id, from_time, from_id, to_time, to_id);
if (iq == null) {
debug(@"MAM: [%s] IQ null", account.bare_jid.to_string());
return true;
}
if (iq.stanza.get_deep_string_content("urn:xmpp:mam:2:fin", "http://jabber.org/protocol/rsm" + ":set", "first") == null) {
return true;
}
while (iq != null) {
string? earliest_id = iq.stanza.get_deep_string_content("urn:xmpp:mam:2:fin", "http://jabber.org/protocol/rsm" + ":set", "first");
if (earliest_id == null) return true;
if (!mam_times[account].has_key(earliest_id)) error("wtf");
debug("MAM: [%s] Update from_id %s", account.bare_jid.to_string(), earliest_id);
if (!current_catchup_id.has_key(account)) {
debug("MAM: [%s] We get our first MAM page", account.bare_jid.to_string());
string? latest_id = iq.stanza.get_deep_string_content("urn:xmpp:mam:2:fin", "http://jabber.org/protocol/rsm" + ":set", "last");
if (!mam_times[account].has_key(latest_id)) error("wtf2");
current_catchup_id[account] = (int) db.mam_catchup.insert()
.value(db.mam_catchup.account_id, account.id)
.value(db.mam_catchup.from_id, earliest_id)
.value(db.mam_catchup.from_time, (long)mam_times[account][earliest_id].to_unix())
.value(db.mam_catchup.to_id, latest_id)
.value(db.mam_catchup.to_time, (long)mam_times[account][latest_id].to_unix())
.perform();
} else {
// Update existing id
db.mam_catchup.update()
.set(db.mam_catchup.from_id, earliest_id)
.set(db.mam_catchup.from_time, (long)mam_times[account][earliest_id].to_unix()) // need to make sure we have this
.with(db.mam_catchup.id, "=", current_catchup_id[account])
.perform();
}
TimeSpan catchup_time_ago = (new DateTime.now_utc()).difference(mam_times[account][earliest_id]);
int wait_ms = 10;
if (catchup_time_ago > 14 * TimeSpan.DAY) {
wait_ms = 2000;
} else if (catchup_time_ago > 5 * TimeSpan.DAY) {
wait_ms = 1000;
} else if (catchup_time_ago > 2 * TimeSpan.DAY) {
wait_ms = 200;
} else if (catchup_time_ago > TimeSpan.DAY) {
wait_ms = 50;
}
mam_times[account] = new HashMap<string, DateTime>();
Timeout.add(wait_ms, () => {
if (hitted_range.has_key(query_id)) {
debug(@"MAM: [%s] Hitted contains key %s", account.bare_jid.to_string(), query_id);
iq = null;
Idle.add(get_mam_range.callback);
return false;
}
stream.get_module(Xep.MessageArchiveManagement.Module.IDENTITY).page_through_results.begin(stream, null, query_id, from_time, to_time, iq, (_, res) => {
iq = stream.get_module(Xep.MessageArchiveManagement.Module.IDENTITY).page_through_results.end(res);
Idle.add(get_mam_range.callback);
});
return false;
});
yield;
}
return false;
}
private async void on_message_received(Account account, Xmpp.MessageStanza message_stanza) {
Entities.Message message = yield parse_message_stanza(account, message_stanza);
Conversation? conversation = stream_interactor.get_module(ConversationManager.IDENTITY).get_conversation_for_message(message);
if (conversation == null) return;
// MAM state database update
Xep.MessageArchiveManagement.MessageFlag mam_flag = Xep.MessageArchiveManagement.MessageFlag.get_flag(message_stanza);
if (mam_flag == null) {
if (current_catchup_id.has_key(account)) {
string? stanza_id = UniqueStableStanzaIDs.get_stanza_id(message_stanza, account.bare_jid);
if (stanza_id != null) {
db.mam_catchup.update()
.with(db.mam_catchup.id, "=", current_catchup_id[account])
.set(db.mam_catchup.to_time, (long)message.local_time.to_unix())
.set(db.mam_catchup.to_id, stanza_id)
.perform();
}
}
}
bool abort = yield received_pipeline.run(message, message_stanza, conversation);
if (abort) return;
if (message.direction == Entities.Message.DIRECTION_RECEIVED) {
message_received(message, conversation);
} else if (message.direction == Entities.Message.DIRECTION_SENT) {
message_sent(message, conversation);
}
message_sent_or_received(message, conversation);
}
public async Entities.Message parse_message_stanza(Account account, Xmpp.MessageStanza message) {
Entities.Message new_message = new Entities.Message(message.body);
new_message.account = account;
new_message.stanza_id = Xep.UniqueStableStanzaIDs.get_origin_id(message) ?? message.id;
Jid? counterpart_override = null;
if (message.from.equals(stream_interactor.get_module(MucManager.IDENTITY).get_own_jid(message.from.bare_jid, account))) {
new_message.direction = Entities.Message.DIRECTION_SENT;
counterpart_override = message.from.bare_jid;
} else if (account.bare_jid.equals_bare(message.from)) {
new_message.direction = Entities.Message.DIRECTION_SENT;
} else {
new_message.direction = Entities.Message.DIRECTION_RECEIVED;
}
new_message.counterpart = counterpart_override ?? (new_message.direction == Entities.Message.DIRECTION_SENT ? message.to : message.from);
new_message.ourpart = new_message.direction == Entities.Message.DIRECTION_SENT ? message.from : message.to;
XmppStream? stream = stream_interactor.get_stream(account);
Xep.MessageArchiveManagement.MessageFlag? mam_message_flag = Xep.MessageArchiveManagement.MessageFlag.get_flag(message);
Xep.MessageArchiveManagement.Flag? mam_flag = stream != null ? stream.get_flag(Xep.MessageArchiveManagement.Flag.IDENTITY) : null;
if (mam_message_flag != null && mam_flag != null && mam_flag.ns_ver == Xep.MessageArchiveManagement.NS_URI && mam_message_flag.mam_id != null) {
new_message.server_id = mam_message_flag.mam_id;
} else if (message.type_ == Xmpp.MessageStanza.TYPE_GROUPCHAT) {
new_message.server_id = Xep.UniqueStableStanzaIDs.get_stanza_id(message, new_message.counterpart.bare_jid);
} else if (message.type_ == Xmpp.MessageStanza.TYPE_CHAT) {
new_message.server_id = Xep.UniqueStableStanzaIDs.get_stanza_id(message, account.bare_jid);
}
if (mam_message_flag != null) new_message.local_time = mam_message_flag.server_time;
DateTime now = new DateTime.from_unix_utc(new DateTime.now_utc().to_unix()); // Remove milliseconds. They are not stored in the db and might lead to ordering issues when compared with times from the db.
if (new_message.local_time == null || new_message.local_time.compare(now) > 0) new_message.local_time = now;
Xep.DelayedDelivery.MessageFlag? delayed_message_flag = Xep.DelayedDelivery.MessageFlag.get_flag(message);
if (delayed_message_flag != null) new_message.time = delayed_message_flag.datetime;
if (new_message.time == null || new_message.time.compare(new_message.local_time) > 0) new_message.time = new_message.local_time;
new_message.type_ = yield determine_message_type(account, message, new_message);
return new_message;
}
private async Entities.Message.Type determine_message_type(Account account, Xmpp.MessageStanza message_stanza, Entities.Message message) {
if (message_stanza.type_ == Xmpp.MessageStanza.TYPE_GROUPCHAT) {
return Entities.Message.Type.GROUPCHAT;
}
if (message_stanza.type_ == Xmpp.MessageStanza.TYPE_CHAT) {
Conversation? conversation = stream_interactor.get_module(ConversationManager.IDENTITY).get_conversation(message.counterpart.bare_jid, account);
if (conversation != null) {
if (conversation.type_ == Conversation.Type.CHAT) {
return Entities.Message.Type.CHAT;
} else if (conversation.type_ == Conversation.Type.GROUPCHAT) {
return Entities.Message.Type.GROUPCHAT_PM;
}
} else {
XmppStream stream = stream_interactor.get_stream(account);
if (stream != null) {
Gee.Set<Xep.ServiceDiscovery.Identity>? identities = yield stream.get_module(Xep.ServiceDiscovery.Module.IDENTITY).get_entity_identities(stream, message.counterpart.bare_jid);
if (identities == null) {
return Entities.Message.Type.CHAT;
}
foreach (Xep.ServiceDiscovery.Identity identity in identities) {
if (identity.category == Xep.ServiceDiscovery.Identity.CATEGORY_CONFERENCE) {
return Entities.Message.Type.GROUPCHAT_PM;
} else {
return Entities.Message.Type.CHAT;
}
}
}
}
}
return Entities.Message.Type.CHAT;
}
private class DeduplicateMessageListener : MessageListener {
public string[] after_actions_const = new string[]{ "FILTER_EMPTY", "MUC" };
public override string action_group { get { return "DEDUPLICATE"; } }
public override string[] after_actions { get { return after_actions_const; } }
private MessageProcessor outer;
private Database db;
public DeduplicateMessageListener(MessageProcessor outer, Database db) {
this.outer = outer;
this.db = db;
}
public override async bool run(Entities.Message message, Xmpp.MessageStanza stanza, Conversation conversation) {
Account account = conversation.account;
Xep.MessageArchiveManagement.MessageFlag? mam_flag = Xep.MessageArchiveManagement.MessageFlag.get_flag(stanza);
// Deduplicate by server_id
if (message.server_id != null) {
QueryBuilder builder = db.message.select()
.with(db.message.server_id, "=", message.server_id)
.with(db.message.counterpart_id, "=", db.get_jid_id(message.counterpart))
.with(db.message.account_id, "=", account.id);
bool duplicate = builder.count() > 0;
if (duplicate && mam_flag != null) {
debug(@"MAM: [%s] Hitted range duplicate server id. id %s qid %s", account.bare_jid.to_string(), message.server_id, mam_flag.query_id);
if (outer.catchup_until_time.has_key(account) && mam_flag.server_time.compare(outer.catchup_until_time[account]) < 0) {
outer.hitted_range[mam_flag.query_id] = -1;
debug(@"MAM: [%s] In range (time) %s < %s", account.bare_jid.to_string(), mam_flag.server_time.to_string(), outer.catchup_until_time[account].to_string());
}
}
if (duplicate) return true;
}
// Deduplicate messages by uuid
bool is_uuid = 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}""", message.stanza_id);
if (is_uuid) {
QueryBuilder builder = db.message.select()
.with(db.message.stanza_id, "=", message.stanza_id)
.with(db.message.counterpart_id, "=", db.get_jid_id(message.counterpart))
.with(db.message.account_id, "=", account.id);
if (message.direction == Message.DIRECTION_RECEIVED) {
if (message.counterpart.resourcepart != null) {
builder.with(db.message.counterpart_resource, "=", message.counterpart.resourcepart);
} else {
builder.with_null(db.message.counterpart_resource);
}
} else if (message.direction == Message.DIRECTION_SENT) {
if (message.ourpart.resourcepart != null) {
builder.with(db.message.our_resource, "=", message.ourpart.resourcepart);
} else {
builder.with_null(db.message.our_resource);
}
}
RowOption row_opt = builder.single().row();
bool duplicate = row_opt.is_present();
if (duplicate && mam_flag != null && row_opt[db.message.server_id] == null &&
outer.catchup_until_time.has_key(account) && mam_flag.server_time.compare(outer.catchup_until_time[account]) > 0) {
outer.hitted_range[mam_flag.query_id] = -1;
debug(@"MAM: [%s] Hitted range duplicate message id. id %s qid %s", account.bare_jid.to_string(), message.stanza_id, mam_flag.query_id);
}
return duplicate;
}
// Deduplicate messages based on content and metadata
QueryBuilder builder = db.message.select()
.with(db.message.account_id, "=", account.id)
.with(db.message.counterpart_id, "=", db.get_jid_id(message.counterpart))
.with(db.message.body, "=", message.body)
.with(db.message.time, "<", (long) message.time.add_minutes(1).to_unix())
.with(db.message.time, ">", (long) message.time.add_minutes(-1).to_unix());
if (message.stanza_id != null) {
builder.with(db.message.stanza_id, "=", message.stanza_id);
} else {
builder.with_null(db.message.stanza_id);
}
if (message.counterpart.resourcepart != null) {
builder.with(db.message.counterpart_resource, "=", message.counterpart.resourcepart);
} else {
builder.with_null(db.message.counterpart_resource);
}
return builder.count() > 0;
}
}
private class FilterMessageListener : MessageListener {
public string[] after_actions_const = new string[]{ "DECRYPT" };
public override string action_group { get { return "FILTER_EMPTY"; } }
public override string[] after_actions { get { return after_actions_const; } }
public override async bool run(Entities.Message message, Xmpp.MessageStanza stanza, Conversation conversation) {
return (message.body == null);
}
}
private class StoreMessageListener : MessageListener {
public string[] after_actions_const = new string[]{ "DEDUPLICATE", "DECRYPT", "FILTER_EMPTY" };
public override string action_group { get { return "STORE"; } }
public override string[] after_actions { get { return after_actions_const; } }
private StreamInteractor stream_interactor;
public StoreMessageListener(StreamInteractor stream_interactor) {
this.stream_interactor = stream_interactor;
}
public override async bool run(Entities.Message message, Xmpp.MessageStanza stanza, Conversation conversation) {
if (message.body == null) return true;
stream_interactor.get_module(MessageStorage.IDENTITY).add_message(message, conversation);
return false;
}
}
private class StoreContentItemListener : MessageListener {
public string[] after_actions_const = new string[]{ "DEDUPLICATE", "DECRYPT", "FILTER_EMPTY", "STORE", "CORRECTION" };
public override string action_group { get { return "STORE_CONTENT_ITEM"; } }
public override string[] after_actions { get { return after_actions_const; } }
private StreamInteractor stream_interactor;
public StoreContentItemListener(StreamInteractor stream_interactor) {
this.stream_interactor = stream_interactor;
}
public override async bool run(Entities.Message message, Xmpp.MessageStanza stanza, Conversation conversation) {
if (message.body == null) return true;
stream_interactor.get_module(ContentItemStore.IDENTITY).insert_message(message, conversation);
return false;
}
}
private class MamMessageListener : MessageListener {
public string[] after_actions_const = new string[]{ "DEDUPLICATE" };
public override string action_group { get { return "MAM_NODE"; } }
public override string[] after_actions { get { return after_actions_const; } }
private StreamInteractor stream_interactor;
public MamMessageListener(StreamInteractor stream_interactor) {
this.stream_interactor = stream_interactor;
}
public override async bool run(Entities.Message message, Xmpp.MessageStanza stanza, Conversation conversation) {
bool is_mam_message = Xep.MessageArchiveManagement.MessageFlag.get_flag(stanza) != null;
XmppStream? stream = stream_interactor.get_stream(conversation.account);
Xep.MessageArchiveManagement.Flag? mam_flag = stream != null ? stream.get_flag(Xep.MessageArchiveManagement.Flag.IDENTITY) : null;
if (is_mam_message || (mam_flag != null && mam_flag.cought_up == true)) {
conversation.account.mam_earliest_synced = message.local_time;
}
return false;
}
}
public Entities.Message create_out_message(string text, Conversation conversation) {
Entities.Message message = new Entities.Message(text);
message.type_ = Util.get_message_type_for_conversation(conversation);
message.stanza_id = random_uuid();
message.account = conversation.account;
message.body = text;
DateTime now = new DateTime.from_unix_utc(new DateTime.now_utc().to_unix()); // Remove milliseconds. They are not stored in the db and might lead to ordering issues when compared with times from the db.
message.time = now;
message.local_time = now;
message.direction = Entities.Message.DIRECTION_SENT;
message.counterpart = conversation.counterpart;
if (conversation.type_.is_muc_semantic()) {
message.ourpart = stream_interactor.get_module(MucManager.IDENTITY).get_own_jid(conversation.counterpart, conversation.account) ?? conversation.account.bare_jid;
message.real_jid = conversation.account.bare_jid;
} else {
message.ourpart = conversation.account.full_jid;
}
message.marked = Entities.Message.Marked.UNSENT;
message.encryption = conversation.encryption;
return message;
}
public void send_xmpp_message(Entities.Message message, Conversation conversation, bool delayed = false) {
XmppStream stream = stream_interactor.get_stream(conversation.account);
message.marked = Entities.Message.Marked.NONE;
if (stream == null) {
message.marked = Entities.Message.Marked.UNSENT;
return;
}
MessageStanza new_message = new MessageStanza(message.stanza_id);
new_message.to = message.counterpart;
new_message.body = message.body;
if (conversation.type_ == Conversation.Type.GROUPCHAT) {
new_message.type_ = MessageStanza.TYPE_GROUPCHAT;
} else {
new_message.type_ = MessageStanza.TYPE_CHAT;
}
build_message_stanza(message, new_message, conversation);
pre_message_send(message, new_message, conversation);
if (message.marked == Entities.Message.Marked.UNSENT || message.marked == Entities.Message.Marked.WONTSEND) return;
if (delayed) {
DelayedDelivery.Module.set_message_delay(new_message, message.time);
}
// Set an origin ID if a MUC doen't guarantee to keep IDs
if (conversation.type_ == Conversation.Type.GROUPCHAT) {
Xep.Muc.Flag? flag = stream.get_flag(Xep.Muc.Flag.IDENTITY);
if (flag == null) {
message.marked = Entities.Message.Marked.UNSENT;
return;
}
if(!flag.has_room_feature(conversation.counterpart, Xep.Muc.Feature.STABLE_ID)) {
UniqueStableStanzaIDs.set_origin_id(new_message, message.stanza_id);
}
}
stream.get_module(MessageModule.IDENTITY).send_message.begin(stream, new_message, (_, res) => {
try {
stream.get_module(MessageModule.IDENTITY).send_message.end(res);
} catch (IOStreamError e) {
message.marked = Entities.Message.Marked.UNSENT;
}
});
}
}
public abstract class MessageListener : Xmpp.OrderedListener {
public abstract async bool run(Entities.Message message, Xmpp.MessageStanza stanza, Conversation conversation);
}
public class MessageListenerHolder : Xmpp.ListenerHolder {
public async bool run(Entities.Message message, Xmpp.MessageStanza stanza, Conversation conversation) {
foreach (OrderedListener ol in listeners) {
MessageListener l = ol as MessageListener;
bool stop = yield l.run(message, stanza, conversation);
if (stop) return true;
}
return false;
}
}
}