Merge branch 'master' into dev

setup.py

@@ -117,7 +117,7 @@ else:
 
     setup(
         name = "sakia",
-        version = "0.11.2",
+        version = "0.11.3",
         description = "UCoin client",
         author = "Inso",
         options = {"build_exe": options},

src/sakia/__init__.py

-__version_info__ = ('0', '11', '2')
+__version_info__ = ('0', '11', '3')
 __version__ = '.'.join(__version_info__)

src/sakia/core/net/api/bma/access.py

@@ -279,8 +279,9 @@ class BmaAccess(QObject):
                 except jsonschema.ValidationError as e:
                     logging.debug(str(e))
                     tries += 1
-        else:
+        if len(nodes) == 0 or json_data is None:
             raise NoPeerAvailable("", len(nodes))
+        return json_data
 
     async def broadcast(self, request, req_args={}, post_args={}):
         """

src/sakia/gui/community_tile.py

@@ -9,7 +9,7 @@ from PyQt5.QtWidgets import QFrame, QLabel, QVBoxLayout, QLayout
 from PyQt5.QtCore import QSize, pyqtSignal
 from ucoinpy.documents.block import Block
 
-from ..tools.decorators import asyncify
+from ..tools.decorators import asyncify, once_at_a_time, cancel_once_task
 from ..tools.exceptions import NoPeerAvailable
 from sakia.gui.widgets.busy import Busy
 
@@ -55,6 +55,10 @@ class CommunityTile(QFrame):
         if state != self._state:
             self.refresh()
 
+    def cancel_refresh(self):
+        cancel_once_task(self, self.refresh)
+
+    @once_at_a_time
     @asyncify
     async def refresh(self):
         self.busy.show()

src/sakia/gui/homescreen.py

@@ -29,6 +29,7 @@ class FrameCommunities(QFrame):
 
     def refresh(self, app):
         for t in self.tiles:
+            t.cancel_refresh()
             t.setParent(None)
         self.tiles = []
         if app.current_account: