def add_news(request,project_id):
    user=request.user
    project = get_object_or_404(Project,pk=project_id)
    if request.method == 'POST':
        form = AddNewsForm(request.POST or None)
        if project.is_moder(user):
            if form.is_valid():
                n=form.save(commit=False)
                n.user = user
                project.news_set.add(n)
                return redirect("/project/%s/" % (project_id))
    else:
        form = AddNewsForm()
    is_admin = project.is_admin(user)
    is_moder = project.is_moder(user)
    return direct_to_template(request, 'add_news.html', locals())
def edit_news(request,project_id,news_id):
    user=request.user
    project = get_object_or_404(Project,pk=project_id)
    news = get_object_or_404(project.news_set,pk=news_id)
    is_author = user == news.user
    if request.method == 'POST':
        if project.is_moder(user) or is_author:
            form = AddNewsForm(request.POST or None,instance = news)
            if form.is_valid():
                form.save()
                return redirect("/project/%s/news/%s/" % (project_id,news_id))
    else:
        form = AddNewsForm(instance = news)
    is_admin = project.is_admin(user)
    is_moder = project.is_moder(user)
    is_author = user == news.user
    return direct_to_template(request, 'add_news.html', locals())