file resuming by friend support. file transfers improvements

src/callbacks.py

@@ -183,11 +183,14 @@ def file_recv_chunk(tox, friend_number, file_number, position, chunk, length, us
     """
     Incoming chunk
     """
+    if not length:
         invoke_in_main_thread(Profile.get_instance().incoming_chunk,
                               friend_number,
                               file_number,
                               position,
-                          chunk[:length] if length else None)
+                              None)
+    else:
+        Profile.get_instance().incoming_chunk(friend_number, file_number, position,chunk[:length])
 
 
 def file_chunk_request(tox, friend_number, file_number, position, size, user_data):
@@ -210,6 +213,10 @@ def file_recv_control(tox, friend_number, file_number, file_control, user_data):
     """
     if file_control == TOX_FILE_CONTROL['CANCEL']:
         Profile.get_instance().cancel_transfer(friend_number, file_number, True)
+    elif file_control == TOX_FILE_CONTROL['PAUSE']:
+        Profile.get_instance().pause_transfer(friend_number, file_number, True)
+    elif file_control == TOX_FILE_CONTROL['RESUME']:
+        Profile.get_instance().resume_transfer(friend_number, file_number, True)
 
 
 # -----------------------------------------------------------------------------------------------------------------

src/file_transfers.py

@@ -42,6 +42,9 @@ class FileTransfer(QtCore.QObject):
     def set_state_changed_handler(self, handler):
         self._state_changed.signal.connect(handler)
 
+    def signal(self):
+        self._state_changed.signal.emit(self.state, self._done / self._size if self._size else 0)
+
     def get_file_number(self):
         return self._file_number
 
@@ -58,12 +61,18 @@ class FileTransfer(QtCore.QObject):
         if hasattr(self, '_file'):
             sleep(0.1)
             self._file.close()
-        self._state_changed.signal.emit(TOX_FILE_CONTROL['CANCEL'], 1)
+        self.state = TOX_FILE_TRANSFER_STATE['CANCELED']
+        self._state_changed.signal.emit(self.state, 1)
+
+    def pause(self, by_friend):
+        if not by_friend:
+            self.send_control(TOX_FILE_CONTROL['PAUSE'])
+        self.signal()
 
     def send_control(self, control):
         if self._tox.file_control(self._friend_number, self._file_number, control):
             self.state = control
-            self._state_changed.signal.emit(self.state, self._done / self._size if self._size else 0)
+            self.signal()
 
     def get_file_id(self):
         return self._tox.file_get_file_id(self._friend_number, self._file_number)
@@ -96,7 +105,7 @@ class SendTransfer(FileTransfer):
             data = self._file.read(size)
             self._tox.file_send_chunk(self._friend_number, self._file_number, position, data)
             self._done += size
-            self._state_changed.signal.emit(self.state, self._done / self._size)
+            self.signal()
         else:
             if hasattr(self, '_file'):
                 self._file.close()
@@ -209,7 +218,7 @@ class ReceiveToBuffer(FileTransfer):
             if position + l > self._data_size:
                 self._data_size = position + l
             self._done += l
-            self._state_changed.signal.emit(self.state, self._done / self._size)
+            self.signal()
 
 
 class ReceiveAvatar(ReceiveTransfer):

src/list_items.py

@@ -192,7 +192,7 @@ class FileTransferItem(QtGui.QListWidget):
             self.pb.setVisible(False)
 
         self.file_name = DataLabel(self)
-        self.file_name.setGeometry(QtCore.QRect(210, 2, 230, 46))
+        self.file_name.setGeometry(QtCore.QRect(210, 2, width - 400, 46))
         font.setPointSize(12)
         self.file_name.setFont(font)
         file_size = size / 1024

src/menu.py

@@ -210,7 +210,7 @@ class NetworkSettings(CenteredWidget):
         settings = Settings.get_instance()
         self.ipv.setChecked(settings['ipv6_enabled'])
         self.udp.setChecked(settings['udp_enabled'])
-        self.proxy.setChecked(settings['proxy_type'] != 0)
+        self.proxy.setChecked(settings['proxy_type'])
         self.proxyip.setText(settings['proxy_host'])
         self.proxyport.setText(unicode(settings['proxy_port']))
         self.http.setChecked(settings['proxy_type'] == 1)
@@ -245,7 +245,7 @@ class NetworkSettings(CenteredWidget):
         if changed:
             settings['ipv6_enabled'] = self.ipv.isChecked()
             settings['udp_enabled'] = self.udp.isChecked()
-            settings['proxy_type'] = 2 - int(self.http.isChecked())
+            settings['proxy_type'] = 2 - int(self.http.isChecked()) if self.proxy.isChecked() else 0
             settings['proxy_host'] = str(self.proxyip.text())
             settings['proxy_port'] = int(self.proxyport.text())
             settings.save()

src/messages.py

@@ -12,7 +12,9 @@ FILE_TRANSFER_MESSAGE_STATUS = {
     'CANCELLED': 1,
     'OUTGOING': 2,
     'INCOMING_NOT_STARTED': 3,
-    'INCOMING_STARTED': 4
+    'INCOMING_STARTED': 4,
+    'PAUSED_BY_FRIEND': 5,
+    'PAUSED_BY_USER': 6
 }
 
 

src/profile.py

@@ -207,7 +207,7 @@ class Friend(Contact):
         """
         if hasattr(self, '_message_getter'):
             del self._message_getter
-        self._corr = filter(lambda x: x.get_type() == 2 and x.get_status() in (2, 3, 4), self._corr)
+        self._corr = filter(lambda x: x.get_type() == 2 and x.get_status() >= 2, self._corr)
         self._unsaved_messages = 0
 
     def update_transfer_data(self, file_number, status, inline=None):
@@ -419,9 +419,10 @@ class Profile(Contact, Singleton):
                                                  data[3])
                     elif message.get_type() == 2:
                         item = self.create_file_transfer_item(message)
-                        if message.get_status() in (2, 4):  # active file transfer
+                        if message.get_status() >= 2:  # active file transfer
                             ft = self._file_transfers[(message.get_friend_number(), message.get_file_number())]
                             ft.set_state_changed_handler(item.update)
+                            ft.signal()
                     else:  # inline
                         self.create_inline_item(message.get_data())
                 self._messages.scrollToBottom()
@@ -611,7 +612,7 @@ class Profile(Contact, Singleton):
                                          False)
             elif message.get_type() == 2:
                 item = self.create_file_transfer_item(message, False)
-                if message.get_status() in (2, 4):
+                if message.get_status() >= 2:
                     ft = self._file_transfers[(message.get_friend_number(), message.get_file_number())]
                     ft.set_state_changed_handler(item.update)
 
@@ -940,6 +941,16 @@ class Profile(Contact, Singleton):
         else:
             self._tox.file_control(friend_number, file_number, TOX_FILE_CONTROL['CANCEL'])
 
+    def pause_transfer(self, friend_number, file_number, by_friend=False):
+        tr = self._file_transfers[(friend_number, file_number)]
+        tr.pause(by_friend)
+        t = FILE_TRANSFER_MESSAGE_STATUS['PAUSED_BY_FRIEND'] if by_friend else FILE_TRANSFER_MESSAGE_STATUS['PAUSED_BY_USER']
+        self.get_friend_by_number(friend_number).update_transfer_data(file_number, t)
+
+    def resume_transfer(self, friend_number, file_number, by_friend=False):
+        self.get_friend_by_number(friend_number).update_transfer_data(file_number,
+                                                                      FILE_TRANSFER_MESSAGE_STATUS['OUTGOING'])
+
     def accept_transfer(self, item, path, friend_number, file_number, size, inline=False):
         """
         :param item: transfer item.