78 lines
3.1 KiB
Vala
78 lines
3.1 KiB
Vala
using Gee;
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using Xmpp;
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using Xmpp;
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using Dino.Entities;
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namespace Dino.Plugins.OpenPgp {
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public class Manager : StreamInteractionModule, Object {
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public const string id = "pgp_manager";
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public const string MESSAGE_ENCRYPTED = "pgp";
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private StreamInteractor stream_interactor;
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private Database db;
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private HashMap<Jid, string> pgp_key_ids = new HashMap<Jid, string>(Jid.hash_bare_func, Jid.equals_bare_func);
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public static void start(StreamInteractor stream_interactor, Database db) {
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Manager m = new Manager(stream_interactor, db);
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stream_interactor.add_module(m);
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}
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private Manager(StreamInteractor stream_interactor, Database db) {
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this.stream_interactor = stream_interactor;
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this.db = db;
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stream_interactor.account_added.connect(on_account_added);
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MessageManager.get_instance(stream_interactor).pre_message_received.connect(on_pre_message_received);
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MessageManager.get_instance(stream_interactor).pre_message_send.connect(on_pre_message_send);
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}
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private void on_pre_message_received(Entities.Message message, Xmpp.Message.Stanza message_stanza, Conversation conversation) {
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if (MessageFlag.get_flag(message_stanza) != null && MessageFlag.get_flag(message_stanza).decrypted) {
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message.encryption = Encryption.PGP;
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}
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}
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private void on_pre_message_send(Entities.Message message, Xmpp.Message.Stanza message_stanza, Conversation conversation) {
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if (message.encryption == Encryption.PGP) {
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string? key_id = get_key_id(conversation.account, message.counterpart);
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bool encrypted = false;
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if (key_id != null) {
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encrypted = stream_interactor.get_stream(conversation.account).get_module(Module.IDENTITY).encrypt(message_stanza, key_id);
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}
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if (!encrypted) {
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message.marked = Entities.Message.Marked.WONTSEND;
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}
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}
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}
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public string? get_key_id(Account account, Jid jid) {
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return db.get_pgp_key(jid);
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}
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public static Manager? get_instance(StreamInteractor stream_interactor) {
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return (Manager) stream_interactor.get_module(id);
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}
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internal string get_id() {
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return id;
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}
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private void on_account_added(Account account) {
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stream_interactor.module_manager.get_module(account, Module.IDENTITY).received_jid_key_id.connect((stream, jid, key_id) => {
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on_jid_key_received(account, new Jid(jid), key_id);
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});
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}
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private void on_jid_key_received(Account account, Jid jid, string key_id) {
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if (!pgp_key_ids.has_key(jid) || pgp_key_ids[jid] != key_id) {
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if (!MucManager.get_instance(stream_interactor).is_groupchat_occupant(jid, account)) {
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db.set_pgp_key(jid.bare_jid, key_id);
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}
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}
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pgp_key_ids[jid] = key_id;
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}
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}
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} |