204 

   204 @login_required

   205 def select_user(request, tid):

   206     """ first get the status of the task and then select one of claimed users

   207     generate list of claimed users by passing it as an argument to a function.

   208     """

   209     

   210     task_url = "/task/view/tid=%s"%tid

   211     

   212     user = request.user

   213     profile = user.get_profile()

   214     task = getTask(tid)

   215     

   216     context = {"user": user,

   217                "profile": profile,

   218                "task": task,

   219               }

   220 

   221     context.update(csrf(request))

   222 

   223     task_claimed = True if claimed_users else False

   224     claimed_users = task.claimed_users.all()

   225     selected_users = task.selected_users.all()

   226     

   227     is_creator = True if user == task.created_by else False

   228 

   229     if ( is_creator or profile.rights in ["CR", "DC"] ) and \

   230        task.status in ["OP", "WR"] and task_claimed:

   231 

   232        if claimed_users:

   233 

   234             user_list = ((user.id,user.username) for user in claimed_users)

   235 

   236             if request.method == "POST":

   237                 form = ChoiceForm(user_list, request.POST)

   238                 if form.is_valid():

   239                     uid = form.cleaned_data['choice']

   240                     selected_user = User.objects.get(id=uid)

   241 

   242                     task.selected_users.add(user)

   243                     task.claimed_users.remove(user)

   244                     task.save()

   245 

   246                     return redirect(task_url)

   247                 else:

   248                     context.update({"form": form})

   249                     return render_to_response('task/select_user.html', context)

   250             else:

   251                 form = ChoiceForm(user_list)

   252                 context.update({"form": form})

   253                 return render_to_response('task/select_user.html', context)

   254         else:

   255             return show_msg(user, 'There are no pending claims for this task',

   256                             task_url, 'view the task')

   257     else:

   258         raise Http404

   259