upd transfers

This commit is contained in:
Андрей Владимирович 2016-03-17 20:46:18 +03:00
parent 9768cfdd1e
commit 498545c3bf
1 changed files with 37 additions and 10 deletions

View File

@ -4,15 +4,42 @@ from toxcore_enums_and_consts import TOX_FILE_KIND
from os.path import basename, getsize
TOX_FILE_TRANSFER_STATE = {
'RUNNING': 0,
'PAUSED': 1,
'CANCELED': 2,
'FINISHED': 3,
}
class FileTransfer(object):
def __init__(self, path, tox, friend_number):
def __init__(self, path, tox, friend_number, file_number = None):
self._path = path
self._tox = tox
self._friend_number = friend_number
self.state = TOX_FILE_TRANSFER_STATE['RUNNING']
self._file_number = file_number
def set_tox(self, tox):
self._tox = tox
def get_file_number(self):
return self._file_number
def get_friend_number(self):
return self._friend_number
def send_control(self, control):
if self._tox.file_control(self._friend_number, self._file_number, control):
self.state = control
def get_file_id(self):
return self._tox.file_get_file_id(self._friend_number, self._file_number)
def file_seek(self):
# TODO implement
pass
class SendTransfer(FileTransfer):
def __init__(self, path, tox, friend_number):
@ -20,9 +47,6 @@ class SendTransfer(FileTransfer):
self._file_number = tox.file_send(friend_number, TOX_FILE_KIND['DATA'], getsize(path), None, basename(path))
self._file = open(path, 'rb')
def get_file_number(self):
return self._file_number
def send_chunk(self, position, size):
self._file.seek(position)
data = self._file.read(size)
@ -30,19 +54,22 @@ class SendTransfer(FileTransfer):
class ReceiveTransfer(FileTransfer):
def __init__(self, path, tox, friend_number):
super(self.__class__, self).__init__(path, tox, friend_number)
def __init__(self, path, tox, friend_number, file_number):
super(self.__class__, self).__init__(path, tox, friend_number, file_number)
self._file = open(self._path, 'wb')
self._file.truncate(0)
self._size = 0
def write_chunk(self, position, data):
if data is not None:
size = getsize(self._path)
if size < position:
data = ''.join(chr(x) for x in data)
if self._size < position:
self._file.seek(0, 2)
self._file.write('\0' * (position - size))
self._file.write('\0' * (position - self._size))
self._file.seek(position)
self._file.write(''.join(chr(x) for x in data))
self._file.write(data)
self._file.flush()
if position + len(data) > self._size:
self._size = position + len(data)
else:
self._file.close()