def get(self, task_id, comment_cursor=None):
# get task from datastore using ID passed in URL
task_key = ndb.Key(urlsafe=task_id)
task = task_key.get()
# throw 404 if task not found
if task_key is None or task is None:
return self.abort(404, detail='Task not found: %s' % task_id)
# check if user is authed to view task
if not authed_for_task(task, self.user_entity):
return self.abort(401, detail="Unauthorised for task")
# get subtasks from datastore
subtasks = ndb.get_multi_async(task.subtasks)
# get list of users from datastore
task_users = ndb.get_multi_async(task.users)
# get page of comments
if comment_cursor is not None:
comment_cursor = Cursor(urlsafe=comment_cursor)
comments = task.comments().fetch_page_async(5, start_cursor=comment_cursor)
# form to allow altering of completion status
completion_form = completion_task_form(task, self.request.POST)
# form to allow adding comments
comment_form = CommentForm()
# for to allow reassigning of task
reassign_form = reassign_task_form(task, self.request.POST)
# form to allow adding users to projects
add_user_form = add_user_to_task_form(task, self.request.POST)
# add all required objects to context dict
context = {
'task': task,
'subtasks': subtasks,
'comment_form': comment_form,
'reassign_form': reassign_form,
'task_users': task_users,
'completion_form': completion_form,
'comments': comments,
'comment_cursor': comment_cursor,
'add_user_form': add_user_form,
}
# render template and return
return self.render_response('task.html', context)
def post(self, task_id):
# get task from datastore
task_key = ndb.Key(urlsafe=task_id)
task = task_key.get()
# check if user is authed to reassign task
if not authed_for_task(task, self.user_entity):
return self.abort(401)
# build form with POST data
form = completion_task_form(task, self.request.POST, with_default=False)
# check if form validates
if form.validate():
# get original status before changing
from_status = task.task_completion_status
# populate task from form and save
form.populate_obj(task)
task.put()
# add history record
to_status = form.task_completion_status.data
history_text = 'Task completion status changed from %d to %d' % (from_status, to_status)
add_to_history(task, self.user_entity, history_text)
# add a flash message to session
self.session.add_flash(history_text)
else:
# if form doesn't validate then add a flash message before redirecting
flash_msg = form.errors
self.session.add_flash(flash_msg)
# build redirect url and return
redirect_url = self.uri_for('task-view', task_id=task.key.urlsafe())
return self.redirect(redirect_url)