140 @login_required

   141 def claim_task(response, tid):

   142 

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

   144     claim_url = "/task/claim/tid=%s"%tid

   145     task = getTask(tid)

   146 

   147     if task.status == "UP":

   148         raise Http404

   149 

   150     user = request.user

   151     profile = user.get_profile()

   152 

   153     context = {"user": user,

   154                "profile": profile,

   155                "task": task,

   156               }

   157 

   158     context.update(csrf(request))

   159 

   160     reviewers = task.reviewers.all()

   161     claimed_users = task.claimed_users.all()

   162     assigned_users = task.assigned_users.all()

   163 

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

   165     is_reviewer = True if user in reviewers else False

   166     has_claimed = True if user in claimed_users else False

   167 

   168     task_claimable = True if task.status in ["OP", "WR"] else False

   169     can_claim = True if task_claimable and ( not has_claimed )\

   170                         and ( not is_reviewer ) else False

   171 

   172     old_claims = task.claims.all()

   173 

   174     context.update({"is_creator": is_creator,

   175                     "task_claimable": task_claimable,

   176                     "can_claim": can_claim,

   177                     "old_claims": old_claims})

   178 

   179     if request.method == "POST" and can_claim:

   180         form = ClaimTaskForm(request.POST)

   181         if form.is_valid():

   182             data = form.cleaned_data.copy()

   183             data.update({"uniq_key": make_key(TaskClaim),

   184                          "task": task,

   185                          "claim_datetime": datetime.now(),

   186                          "claimed_by": user,})

   187             new_claim = TaskClaim(**data)

   188             new_claim.save()

   189             return redirect(claim_url)

   190 

   191         else:

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

   193             return render_to_response("task/claim.html", context)

   194     else:

   195         form = ClaimTaskForm()

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

   197         return render_to_response("task/claim.html", context)

   198 

   199