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using Dino.Entities;
using Xmpp;
using Gee;
namespace Dino.Plugins.HttpFiles {
public class Manager : StreamInteractionModule, FileSender, Object {
public static ModuleIdentity<Manager> IDENTITY = new ModuleIdentity<Manager>("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<Account, long> max_file_sizes = new HashMap<Account, long>(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;
}
}
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