Added renew membership + warning when leaving a community

res/ui/community_tab.ui

@@ -57,6 +57,19 @@
            <property name="topMargin">
             <number>5</number>
            </property>
+           <item>
+            <spacer name="horizontalSpacer">
+             <property name="orientation">
+              <enum>Qt::Horizontal</enum>
+             </property>
+             <property name="sizeHint" stdset="0">
+              <size>
+               <width>40</width>
+               <height>20</height>
+              </size>
+             </property>
+            </spacer>
+           </item>
            <item>
             <widget class="QLabel" name="label_quality">
              <property name="text">
@@ -67,7 +80,14 @@
            <item>
             <widget class="QPushButton" name="button_membership">
              <property name="text">
-              <string>Send membership demand</string>
+              <string>Renew membership</string>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <widget class="QPushButton" name="button_leaving">
+             <property name="text">
+              <string>Send leaving demand</string>
              </property>
             </widget>
            </item>
@@ -92,8 +112,8 @@
    <slot>send_membership_demand()</slot>
    <hints>
     <hint type="sourcelabel">
-     <x>289</x>
-     <y>277</y>
+     <x>198</x>
+     <y>335</y>
     </hint>
     <hint type="destinationlabel">
      <x>199</x>
@@ -102,14 +122,14 @@
    </hints>
   </connection>
   <connection>
-   <sender>button_membership</sender>
+   <sender>button_leaving</sender>
    <signal>clicked()</signal>
    <receiver>CommunityTabWidget</receiver>
    <slot>send_membership_leaving()</slot>
    <hints>
     <hint type="sourcelabel">
-     <x>289</x>
-     <y>277</y>
+     <x>338</x>
+     <y>335</y>
     </hint>
     <hint type="destinationlabel">
      <x>199</x>

src/cutecoin/gui/community_tab.py

@@ -13,6 +13,7 @@ from ..gen_resources.community_tab_uic import Ui_CommunityTabWidget
 from .add_contact import AddContactDialog
 from .wot_tab import WotTabWidget
 from .transfer import TransferMoneyDialog
+from .password_asker import PasswordAskerDialog
 from .certification import CertificationDialog
 from ..tools.exceptions import PersonNotFoundError, NoPeerAvailable
 
@@ -33,14 +34,12 @@ class CommunityTabWidget(QWidget, Ui_CommunityTabWidget):
         self.account = account
         self.password_asker = password_asker
         self.list_community_members.setModel(MembersListModel(community))
-        self.button_membership.disconnect()
 
         if self.account.member_of(self.community):
-            self.button_membership.setText("Send leaving demand")
-            self.button_membership.clicked.connect(self.send_membership_leaving)
+            self.button_membership.setText("Renew membership")
         else:
             self.button_membership.setText("Send membership demand")
-            self.button_membership.clicked.connect(self.send_membership_demand)
+            self.button_leaving.hide()
 
         self.tabs_information.addTab(WotTabWidget(account, community,
                                                   password_asker),
@@ -121,23 +120,29 @@ class CommunityTabWidget(QWidget, Ui_CommunityTabWidget):
                                  QMessageBox.Ok)
 
     def send_membership_leaving(self):
-        password = self.password_asker.ask()
-        if password == "":
-            return
-
-        try:
-            self.account.send_membership(password, self.community, 'OUT')
-            QMessageBox.information(self, "Membership",
-                                 "Success sending leaving demand")
-        except ValueError as e:
-            QMessageBox.critical(self, "Leaving demand error",
-                              e.message)
-        except NoPeerAvailable as e:
-            QMessageBox.critical(self, "Network error",
-                                 "Couldn't connect to network : {0}".format(e),
-                                 QMessageBox.Ok)
-        except Exception as e:
-            QMessageBox.critical(self, "Error",
-                                 "{0}".format(e),
-                                 QMessageBox.Ok)
+        reply = QMessageBox.warning(self, "Warning",
+                             """Are you sure ?
+Sending a membership demand  cannot be canceled.
+The process to join back the community later will have to be done again."""
+.format(self.account.pubkey), QMessageBox.Ok | QMessageBox.Cancel)
+        if reply == QMessageBox.Ok:
+            password = PasswordAskerDialog(self.app.current_account).ask()
+            if password == "":
+                return
+
+            try:
+                self.account.send_membership(password, self.community, 'OUT')
+                QMessageBox.information(self, "Membership",
+                                     "Success sending leaving demand")
+            except ValueError as e:
+                QMessageBox.critical(self, "Leaving demand error",
+                                  e.message)
+            except NoPeerAvailable as e:
+                QMessageBox.critical(self, "Network error",
+                                     "Couldn't connect to network : {0}".format(e),
+                                     QMessageBox.Ok)
+            except Exception as e:
+                QMessageBox.critical(self, "Error",
+                                     "{0}".format(e),
+                                     QMessageBox.Ok)
 

src/cutecoin/gui/process_cfg_community.py

@@ -175,9 +175,9 @@ class ProcessConfigureCommunity(QDialog, Ui_CommunityConfigurationDialog):
             Person.lookup(self.account.pubkey, self.community, cached=False)
         except PersonNotFoundError as e:
             reply = QMessageBox.question(self, "Pubkey not found",
-                                 "The public key of your account wasn't found in the community. :\n \
-                                 {0}\n \
-                                 Would you like to publish the key ?".format(self.account.pubkey))
+                                 """The public key of your account wasn't found in the community. :\n
+{0}\n
+Would you like to publish the key ?""".format(self.account.pubkey))
             if reply == QMessageBox.Yes:
                 password = self.password_asker.ask()
                 if password == "":