9578053 Jan 22 2022 distfiles.gentoo.org/distfiles/gajim-1.3.3-2.tar.gz

gajim/common/filetransfer.py

@@ -0,0 +1,110 @@
+# This file is part of Gajim.
+#
+# Gajim is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published
+# by the Free Software Foundation; version 3 only.
+#
+# Gajim is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Gajim. If not, see <http://www.gnu.org/licenses/>.
+
+from typing import Dict
+
+from gajim.common.helpers import Observable
+from gajim.common.const import FTState
+
+class FileTransfer(Observable):
+
+    _state_descriptions = {}  # type: Dict[FTState, str]
+
+    def __init__(self, account):
+        Observable.__init__(self)
+
+        self._account = account
+
+        self._seen = 0
+        self.size = 0
+
+        self._state = None
+        self._error_text = ''
+        self._error_domain = None
+
+    @property
+    def account(self):
+        return self._account
+
+    @property
+    def state(self):
+        return self._state
+
+    @property
+    def seen(self):
+        return self._seen
+
+    @property
+    def is_complete(self):
+        if self.size == 0:
+            return False
+        return self._seen >= self.size
+
+    @property
+    def filename(self):
+        raise NotImplementedError
+
+    @property
+    def error_text(self):
+        return self._error_text
+
+    @property
+    def error_domain(self):
+        return self._error_domain
+
+    def get_state_description(self):
+        return self._state_descriptions.get(self._state, '')
+
+    def set_preparing(self):
+        self._state = FTState.PREPARING
+        self.notify('state-changed', FTState.PREPARING)
+
+    def set_encrypting(self):
+        self._state = FTState.ENCRYPTING
+        self.notify('state-changed', FTState.ENCRYPTING)
+
+    def set_decrypting(self):
+        self._state = FTState.DECRYPTING
+        self.notify('state-changed', FTState.DECRYPTING)
+
+    def set_started(self):
+        self._state = FTState.STARTED
+        self.notify('state-changed', FTState.STARTED)
+
+    def set_error(self, domain, text=''):
+        self._error_text = text
+        self._error_domain = domain
+        self._state = FTState.ERROR
+        self.notify('state-changed', FTState.ERROR)
+        self.disconnect_signals()
+
+    def set_cancelled(self):
+        self._state = FTState.CANCELLED
+        self.notify('state-changed', FTState.CANCELLED)
+        self.disconnect_signals()
+
+    def set_in_progress(self):
+        self._state = FTState.IN_PROGRESS
+        self.notify('state-changed', FTState.IN_PROGRESS)
+
+    def set_finished(self):
+        self._state = FTState.FINISHED
+        self.notify('state-changed', FTState.FINISHED)
+        self.disconnect_signals()
+
+    def update_progress(self):
+        self.notify('progress')
+
+    def cancel(self):
+        self.notify('cancel')