[nanny: 5/13] * Make chores check immune to changes of chores list in runtime. * A bit more sane chore availabilit

[Roberto Majadas <telemaco src gnome org>]

commit dd72a493ce2abc4dd8079b34e1825325fc0d3dc3
Author: Guido Tabbernuk <boamaod gmail com>
Date:   Fri Feb 24 14:51:22 2012 +0200

    * Make chores check immune to changes of chores list in runtime.
    * A bit more sane chore availability check.

 client/gnome/admin/src/DesktopBlocker.py |    2 ++
 daemon/src/QuarterBack.py                |    3 ++-
 2 files changed, 4 insertions(+), 1 deletions(-)
---
diff --git a/client/gnome/admin/src/DesktopBlocker.py b/client/gnome/admin/src/DesktopBlocker.py
index ac5bd08..808d77b 100755
--- a/client/gnome/admin/src/DesktopBlocker.py
+++ b/client/gnome/admin/src/DesktopBlocker.py
@@ -155,6 +155,8 @@ class DesktopBlocker(gtk.Window):
             self.inventory.add(hb)
             self.inventory.show_all()
 
+            self.buy_time_button.show()
+
             # to make none of radio buttons selected
             self.inv_none_button.hide()
 
diff --git a/daemon/src/QuarterBack.py b/daemon/src/QuarterBack.py
index 0e2c79f..a5e2ace 100755
--- a/daemon/src/QuarterBack.py
+++ b/daemon/src/QuarterBack.py
@@ -303,7 +303,8 @@ class QuarterBack(gobject.GObject) :
     def is_chore_available(self, user_id):
         count = self.chore_manager.get_contracted_chores_count(user_id)
         limit = self.chore_settings[user_id][1]
-        return count < limit
+        chores_available = len(self.chore_manager.list_chores(user_id, available=True, contracted=False, finished=False))
+        return count < limit and chores_available > 0
 
     def is_blocked(self, user_id, app_id, date_time=None):
         block_status = False