using Dino.Entities; using Xmpp; using Gee; namespace Dino.Plugins.HttpFiles { public class Manager : StreamInteractionModule, FileSender, Object { public static ModuleIdentity IDENTITY = new ModuleIdentity("http_files"); public string id { get { return IDENTITY.id; } } public signal void uploading(FileTransfer file_transfer); public signal void uploaded(FileTransfer file_transfer, string url); private StreamInteractor stream_interactor; private Database db; private HashMap max_file_sizes = new HashMap(Account.hash_func, Account.equals_func); public static void start(StreamInteractor stream_interactor, Database db) { Manager m = new Manager(stream_interactor, db); stream_interactor.add_module(m); } private Manager(StreamInteractor stream_interactor, Database db) { this.stream_interactor = stream_interactor; this.db = db; stream_interactor.get_module(FileManager.IDENTITY).add_sender(this); stream_interactor.stream_negotiated.connect(on_stream_negotiated); stream_interactor.get_module(MessageProcessor.IDENTITY).build_message_stanza.connect(check_add_oob); } public void send_file(Conversation conversation, FileTransfer file_transfer) { Xmpp.XmppStream? stream = stream_interactor.get_stream(file_transfer.account); if (stream != null) { stream_interactor.module_manager.get_module(file_transfer.account, UploadStreamModule.IDENTITY).upload(stream, file_transfer.input_stream, file_transfer.server_file_name, file_transfer.mime_type, (stream, url_down) => { uploaded(file_transfer, url_down); file_transfer.info = url_down; Entities.Message message = stream_interactor.get_module(MessageProcessor.IDENTITY).create_out_message(url_down, conversation); message.encryption = Encryption.NONE; stream_interactor.get_module(MessageProcessor.IDENTITY).send_message(message, conversation); file_transfer.info = message.id.to_string(); }, (stream, error_str) => { print(@"Failed getting upload url + $error_str\n"); file_transfer.state = FileTransfer.State.FAILED; } ); } } public bool can_send(Conversation conversation, FileTransfer file_transfer) { return true; } public bool is_upload_available(Conversation conversation) { lock (max_file_sizes) { return max_file_sizes.has_key(conversation.account); } } public long get_max_file_size(Account account) { lock (max_file_sizes) { return max_file_sizes[account]; } } private void on_stream_negotiated(Account account, XmppStream stream) { stream_interactor.module_manager.get_module(account, UploadStreamModule.IDENTITY).feature_available.connect((stream, max_file_size) => { lock (max_file_sizes) { max_file_sizes[account] = max_file_size; } upload_available(account); }); } private void check_add_oob(Entities.Message message, Xmpp.MessageStanza message_stanza, Conversation conversation) { if (message_is_file(db, message)) { Xep.OutOfBandData.add_url_to_message(message_stanza, message_stanza.body); } } } public class FileMessageFilter : ContentFilter, Object { public Database db; public FileMessageFilter(Dino.Database db) { this.db = db; } public bool discard(ContentItem content_item) { if (content_item.type_ == MessageItem.TYPE) { MessageItem message_item = content_item as MessageItem; return message_is_file(db, message_item.message); } return false; } } private bool message_is_file(Database db, Entities.Message message) { Qlite.QueryBuilder builder = db.file_transfer.select().with(db.file_transfer.info, "=", message.id.to_string()); Qlite.QueryBuilder builder2 = db.file_transfer.select().with(db.file_transfer.info, "=", message.body); return builder.count() > 0 || builder2.count() > 0; } }