CP: Clear option for the school server registration #7764

This is a command line only command

2 files changed, 27 insertions, 1 deletions

diff --git a/src/controlpanel/cmd.py b/src/controlpanel/cmd.py
index 7cb40da..ae5d298 100644
--- a/src/controlpanel/cmd.py
+++ b/src/controlpanel/cmd.py
@@ -38,6 +38,7 @@ def cmd_help():
     -h key       show information about this key \n\
     -g key       get the current value of the key \n\
     -s key       set the current value for the key \n\
+    -c key       clear the current value for the key \n\
     ')
 
 def note_restart():
@@ -64,7 +65,7 @@ def load_modules():
 
 def main():
     try:
-        options, args = getopt.getopt(sys.argv[1:], "h:s:g:l", [])
+        options, args = getopt.getopt(sys.argv[1:], "h:s:g:c:l", [])
     except getopt.GetoptError:
         cmd_help()
         sys.exit(2)
@@ -126,3 +127,20 @@ def main():
                         print _(_same_option_warning % (key, module))
             if found == 0:            
                 print _(_no_option_error % key)  
+        if option in ("-c"):
+            for module in modules:
+                method = getattr(module, 'clear_' + key, None)
+                if method:
+                    note = 0
+                    found += 1
+                    if found == 1:
+                        try:
+                            note = method(*args)
+                        except Exception, detail:
+                            print _(_general_error % detail)
+                        if note == _RESTART:
+                            note_restart()
+                    else:
+                        print _(_same_option_warning % (key, module))
+            if found == 0:            
+                print _(_no_option_error % key)  
diff --git a/src/controlpanel/model/network.py b/src/controlpanel/model/network.py
index d24c986..94f07c0 100644
--- a/src/controlpanel/model/network.py
+++ b/src/controlpanel/model/network.py
@@ -83,3 +83,11 @@ def set_radio(state):
         raise ValueError(_("Error in specified radio argument use on/off."))
 
     return 0
+
+def clear_registration():
+    """Clear the registration with the schoolserver
+    """
+    pro = profile.get_profile()
+    pro.backup1 = None
+    pro.save()
+    return 1