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using Xmpp;
namespace Dino.Entities {
public class FileTransfer : Object {
public const bool DIRECTION_SENT = true;
public const bool DIRECTION_RECEIVED = false;
public enum State {
COMPLETE,
IN_PROGRESS,
NOT_STARTED,
FAILED
}
public int id { get; set; default=-1; }
public Account account { get; set; }
public Jid counterpart { get; set; }
public Jid ourpart { get; set; }
public Jid? from {
get { return direction == DIRECTION_SENT ? ourpart : counterpart; }
}
public Jid? to {
get { return direction == DIRECTION_SENT ? counterpart : ourpart; }
}
public bool direction { get; set; }
public DateTime time { get; set; }
public DateTime? local_time { get; set; }
public Encryption encryption { get; set; default=Encryption.NONE; }
private InputStream? input_stream_ = null;
public InputStream input_stream {
get {
if (input_stream_ == null) {
File file = File.new_for_path(Path.build_filename(storage_dir, path ?? file_name));
try {
input_stream_ = file.read();
} catch (Error e) { }
}
return input_stream_;
}
set {
input_stream_ = value;
}
}
private string file_name_;
public string file_name {
get { return file_name_; }
set {
file_name_ = Path.get_basename(value);
if (file_name_ == Path.DIR_SEPARATOR_S || file_name_ == ".") {
file_name_ = "unknown filename";
} else if (file_name_.has_prefix(".")) {
file_name_ = "_" + file_name_;
}
}
}
private string? server_file_name_ = null;
public string server_file_name {
get { return server_file_name_ ?? file_name; }
set { server_file_name_ = value; }
}
public string path { get; set; }
public string? mime_type { get; set; }
// TODO(hrxi): expand to 64 bit
public int size { get; set; default=-1; }
public State state { get; set; default=State.NOT_STARTED; }
public int provider { get; set; }
public string info { get; set; }
public Cancellable cancellable { get; default=new Cancellable(); }
private Database? db;
private string storage_dir;
public FileTransfer.from_row(Database db, Qlite.Row row, string storage_dir) throws InvalidJidError {
this.db = db;
this.storage_dir = storage_dir;
id = row[db.file_transfer.id];
account = db.get_account_by_id(row[db.file_transfer.account_id]); // TODO don’t have to generate acc new
counterpart = db.get_jid_by_id(row[db.file_transfer.counterpart_id]);
string counterpart_resource = row[db.file_transfer.counterpart_resource];
if (counterpart_resource != null) counterpart = counterpart.with_resource(counterpart_resource);
string our_resource = row[db.file_transfer.our_resource];
if (our_resource != null) {
ourpart = account.bare_jid.with_resource(our_resource);
} else {
ourpart = account.bare_jid;
}
direction = row[db.file_transfer.direction];
time = new DateTime.from_unix_utc(row[db.file_transfer.time]);
local_time = new DateTime.from_unix_utc(row[db.file_transfer.local_time]);
encryption = (Encryption) row[db.file_transfer.encryption];
file_name = row[db.file_transfer.file_name];
path = row[db.file_transfer.path];
mime_type = row[db.file_transfer.mime_type];
size = row[db.file_transfer.size];
state = (State) row[db.file_transfer.state];
provider = row[db.file_transfer.provider];
info = row[db.file_transfer.info];
notify.connect(on_update);
}
public void persist(Database db) {
if (id != -1) return;
this.db = db;
Qlite.InsertBuilder builder = db.file_transfer.insert()
.value(db.file_transfer.account_id, account.id)
.value(db.file_transfer.counterpart_id, db.get_jid_id(counterpart))
.value(db.file_transfer.counterpart_resource, counterpart.resourcepart)
.value(db.file_transfer.our_resource, ourpart.resourcepart)
.value(db.file_transfer.direction, direction)
.value(db.file_transfer.time, (long) time.to_unix())
.value(db.file_transfer.local_time, (long) local_time.to_unix())
.value(db.file_transfer.encryption, encryption)
.value(db.file_transfer.file_name, file_name)
.value(db.file_transfer.size, size)
.value(db.file_transfer.state, state)
.value(db.file_transfer.provider, provider)
.value(db.file_transfer.info, info);
if (file_name != null) builder.value(db.file_transfer.file_name, file_name);
if (path != null) builder.value(db.file_transfer.path, path);
if (mime_type != null) builder.value(db.file_transfer.mime_type, mime_type);
id = (int) builder.perform();
notify.connect(on_update);
}
public File get_file() {
return File.new_for_path(Path.build_filename(Dino.get_storage_dir(), "files", path));
}
private void on_update(Object o, ParamSpec sp) {
Qlite.UpdateBuilder update_builder = db.file_transfer.update().with(db.file_transfer.id, "=", id);
switch (sp.name) {
case "counterpart":
update_builder.set(db.file_transfer.counterpart_id, db.get_jid_id(counterpart));
update_builder.set(db.file_transfer.counterpart_resource, counterpart.resourcepart); break;
case "ourpart":
update_builder.set(db.file_transfer.our_resource, ourpart.resourcepart); break;
case "direction":
update_builder.set(db.file_transfer.direction, direction); break;
case "time":
update_builder.set(db.file_transfer.time, (long) time.to_unix()); break;
case "local-time":
update_builder.set(db.file_transfer.local_time, (long) local_time.to_unix()); break;
case "encryption":
update_builder.set(db.file_transfer.encryption, encryption); break;
case "file-name":
update_builder.set(db.file_transfer.file_name, file_name); break;
case "path":
update_builder.set(db.file_transfer.path, path); break;
case "mime-type":
update_builder.set(db.file_transfer.mime_type, mime_type); break;
case "size":
update_builder.set(db.file_transfer.size, size); break;
case "state":
if (state == State.IN_PROGRESS) return;
update_builder.set(db.file_transfer.state, state); break;
case "provider":
update_builder.set(db.file_transfer.provider, provider); break;
case "info":
update_builder.set(db.file_transfer.info, info); break;
}
update_builder.perform();
}
}
}
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