Exemplo n.º 1
0
def get_group_id_for_comments_service(request, course_key, commentable_id=None):
    """
    Given a user requesting content within a `commentable_id`, determine the
    group_id which should be passed to the comments service.

    Returns:
        int: the group_id to pass to the comments service or None if nothing
        should be passed

    Raises:
        ValueError if the requested group_id is invalid
    """
    if commentable_id is None or is_commentable_cohorted(course_key, commentable_id):
        if request.method == "GET":
            requested_group_id = request.GET.get('group_id')
        elif request.method == "POST":
            requested_group_id = request.POST.get('group_id')
        if cached_has_permission(request.user, "see_all_cohorts", course_key):
            if not requested_group_id:
                return None
            try:
                group_id = int(requested_group_id)
                get_cohort_by_id(course_key, group_id)
            except CourseUserGroup.DoesNotExist:
                raise ValueError
        else:
            # regular users always query with their own id.
            group_id = get_cohort_id(request.user, course_key)
        return group_id
    else:
        # Never pass a group_id to the comments service for a non-cohorted
        # commentable
        return None
Exemplo n.º 2
0
def forum_form_discussion(request, course_id):
    """
    Renders the main Discussion page, potentially filtered by a search query
    """
    course_id = SlashSeparatedCourseKey.from_deprecated_string(course_id)
    nr_transaction = newrelic.agent.current_transaction()

    course = get_course_with_access(request.user, 'load_forum', course_id)
    course_settings = make_course_settings(course, include_category_map=True)

    try:
        unsafethreads, query_params = get_threads(request, course_id)   # This might process a search query
        threads = [utils.safe_content(thread) for thread in unsafethreads]
    except cc.utils.CommentClientMaintenanceError:
        log.warning("Forum is in maintenance mode")
        return render_to_response('discussion/maintenance.html', {})

    user = cc.User.from_django_user(request.user)
    user_info = user.to_dict()

    with newrelic.agent.FunctionTrace(nr_transaction, "get_metadata_for_threads"):
        annotated_content_info = utils.get_metadata_for_threads(course_id, threads, request.user, user_info)

    with newrelic.agent.FunctionTrace(nr_transaction, "add_courseware_context"):
        add_courseware_context(threads, course)

    if request.is_ajax():
        return utils.JsonResponse({
            'discussion_data': threads,   # TODO: Standardize on 'discussion_data' vs 'threads'
            'annotated_content_info': annotated_content_info,
            'num_pages': query_params['num_pages'],
            'page': query_params['page'],
            'corrected_text': query_params['corrected_text'],
        })
    else:
        with newrelic.agent.FunctionTrace(nr_transaction, "get_cohort_info"):
            user_cohort_id = get_cohort_id(request.user, course_id)

        context = {
            'csrf': csrf(request)['csrf_token'],
            'course': course,
            #'recent_active_threads': recent_active_threads,
            'staff_access': has_access(request.user, 'staff', course),
            'threads': _attr_safe_json(threads),
            'thread_pages': query_params['num_pages'],
            'user_info': _attr_safe_json(user_info),
            'flag_moderator': cached_has_permission(request.user, 'openclose_thread', course.id) or has_access(request.user, 'staff', course),
            'annotated_content_info': _attr_safe_json(annotated_content_info),
            'course_id': course.id.to_deprecated_string(),
            'roles': _attr_safe_json(utils.get_role_ids(course_id)),
            'is_moderator': cached_has_permission(request.user, "see_all_cohorts", course_id),
            'cohorts': course_settings["cohorts"],  # still needed to render _thread_list_template
            'user_cohort': user_cohort_id, # read from container in NewPostView
            'is_course_cohorted': is_course_cohorted(course_id),  # still needed to render _thread_list_template
            'sort_preference': user.default_sort_key,
            'category_map': course_settings["category_map"],
            'course_settings': _attr_safe_json(course_settings)
        }
        # print "start rendering.."
        return render_to_response('discussion/index.html', context)
Exemplo n.º 3
0
def get_group_id_for_comments_service(request, course_key, commentable_id=None):
    """
    Given a user requesting content within a `commentable_id`, determine the
    group_id which should be passed to the comments service.

    Returns:
        int: the group_id to pass to the comments service or None if nothing
        should be passed

    Raises:
        ValueError if the requested group_id is invalid
    """
    if commentable_id is None or is_commentable_cohorted(course_key, commentable_id):
        if request.method == "GET":
            requested_group_id = request.GET.get('group_id')
        elif request.method == "POST":
            requested_group_id = request.POST.get('group_id')
        if cached_has_permission(request.user, "see_all_cohorts", course_key):
            if not requested_group_id:
                return None
            try:
                group_id = int(requested_group_id)
                get_cohort_by_id(course_key, group_id)
            except CourseUserGroup.DoesNotExist:
                raise ValueError
        else:
            # regular users always query with their own id.
            group_id = get_cohort_id(request.user, course_key)
        return group_id
    else:
        # Never pass a group_id to the comments service for a non-cohorted
        # commentable
        return None
Exemplo n.º 4
0
    def test_get_cohort_id(self):
        """
        Make sure that cohorts.get_cohort_id() correctly returns the cohort id, or raises a ValueError when given an
        invalid course key.
        """
        course = modulestore().get_course(self.toy_course_key)
        self.assertFalse(course.is_cohorted)

        user = UserFactory(username="******", email="*****@*****.**")
        self.assertIsNone(cohorts.get_cohort_id(user, course.id))

        config_course_cohorts(course, discussions=[], cohorted=True)
        cohort = CohortFactory(course_id=course.id, name="TestCohort")
        cohort.users.add(user)
        self.assertEqual(cohorts.get_cohort_id(user, course.id), cohort.id)

        self.assertRaises(
            ValueError, lambda: cohorts.get_cohort_id(
                user, SlashSeparatedCourseKey("course", "does_not", "exist")))
Exemplo n.º 5
0
    def test_get_cohort_id(self):
        """
        Make sure that cohorts.get_cohort_id() correctly returns the cohort id, or raises a ValueError when given an
        invalid course key.
        """
        course = modulestore().get_course(self.toy_course_key)
        self.assertFalse(course.is_cohorted)

        user = UserFactory(username="******", email="*****@*****.**")
        self.assertIsNone(cohorts.get_cohort_id(user, course.id))

        config_course_cohorts(course, discussions=[], cohorted=True)
        cohort = CohortFactory(course_id=course.id, name="TestCohort")
        cohort.users.add(user)
        self.assertEqual(cohorts.get_cohort_id(user, course.id), cohort.id)

        self.assertRaises(
            ValueError,
            lambda: cohorts.get_cohort_id(user, SlashSeparatedCourseKey("course", "does_not", "exist"))
        )
Exemplo n.º 6
0
def create_thread(request, course_id, commentable_id):
    """
    Given a course and commentble ID, create the thread
    """

    log.debug("Creating new thread in %r, id %r", course_id, commentable_id)
    course_key = SlashSeparatedCourseKey.from_deprecated_string(course_id)
    course = get_course_with_access(request.user, "load", course_key)
    post = request.POST

    if course.allow_anonymous:
        anonymous = post.get("anonymous", "false").lower() == "true"
    else:
        anonymous = False

    if course.allow_anonymous_to_peers:
        anonymous_to_peers = post.get("anonymous_to_peers", "false").lower() == "true"
    else:
        anonymous_to_peers = False

    if "title" not in post or not post["title"].strip():
        return JsonError(_("Title can't be empty"))
    if "body" not in post or not post["body"].strip():
        return JsonError(_("Body can't be empty"))

    thread = cc.Thread(
        anonymous=anonymous,
        anonymous_to_peers=anonymous_to_peers,
        commentable_id=commentable_id,
        course_id=course_key.to_deprecated_string(),
        user_id=request.user.id,
        thread_type=post["thread_type"],
        body=post["body"],
        title=post["title"],
    )

    user = cc.User.from_django_user(request.user)

    # kevinchugh because the new requirement is that all groups will be determined
    # by the group id in the request this all goes away
    # not anymore, only for admins

    # Cohort the thread if the commentable is cohorted.
    if is_commentable_cohorted(course_key, commentable_id):
        user_group_id = get_cohort_id(user, course_key)

        # TODO (vshnayder): once we have more than just cohorts, we'll want to
        # change this to a single get_group_for_user_and_commentable function
        # that can do different things depending on the commentable_id
        if cached_has_permission(request.user, "see_all_cohorts", course_key):
            # admins can optionally choose what group to post as
            try:
                group_id = int(post.get("group_id", user_group_id))
                get_cohort_by_id(course_key, group_id)
            except (ValueError, CourseUserGroup.DoesNotExist):
                return HttpResponseBadRequest("Invalid cohort id")
        else:
            # regular users always post with their own id.
            group_id = user_group_id

        if group_id:
            thread.group_id = group_id

    thread.save()

    # patch for backward compatibility to comments service
    if not "pinned" in thread.attributes:
        thread["pinned"] = False

    if post.get("auto_subscribe", "false").lower() == "true":
        user = cc.User.from_django_user(request.user)
        user.follow(thread)
    data = thread.to_dict()
    add_thread_group_name(data, course_key)
    add_courseware_context([data], course)
    if request.is_ajax():
        return ajax_content_response(request, course_key, data)
    else:
        return JsonResponse(safe_content(data, course_key))
def single_thread(request, course_id, discussion_id, thread_id):
    course = get_course_with_access(request.user, course_id, 'load_forum')
    cc_user = cc.User.from_django_user(request.user)
    user_info = cc_user.to_dict()
    try:
        thread = cc.Thread.find(thread_id).retrieve(recursive=True, user_id=request.user.id)
    except (cc.utils.CommentClientError, cc.utils.CommentClientUnknownError):
        log.error("Error loading single thread.")
        context = {'window_title':'Message',
                   'error_title':'',
                   'error_message':"This discussion has been deleted. <a href='/dashboard'>Click here</a> to go back to your dashboard. \
                                    For additional help contact <a href='mailto:[email protected]'>[email protected]</a>."}
        return render_to_response('error.html', context)
        # raise Http404
    
    if len(thread.get('children'))<1:
        create_comment_auto_load(request, course_id, thread_id,User.objects.get(id=thread.get("user_id")))
    if request.is_ajax():
        annotated_content_info = utils.get_annotated_content_infos(course_id, thread, request.user, user_info=user_info)
        context = {'thread': thread.to_dict(), 'course_id': course_id}
        # TODO: Remove completely or switch back to server side rendering
        # html = render_to_string('discussion/_ajax_single_thread.html', context)
        content = utils.safe_content(thread.to_dict())
        #courseware_context = get_courseware_context(thread, course)
        #if courseware_context:
        #    content.update(courseware_context)
        if thread.get('tags')[0]!='portfolio':
            id_map = get_discussion_id_map(course)
            id = content['commentable_id']
            content_info = None
            if id in id_map:
                location = id_map[id]["location"].url()
                title = id_map[id]["title"]

                url = reverse('jump_to', kwargs={"course_id": course.location.course_id,
                          "location": location})

                content.update({"courseware_url": url, "courseware_title": title})
        return utils.JsonResponse({
            #'html': html,
            'content': content,
            'annotated_content_info': annotated_content_info,
        })

    else:
        category_map = utils.get_discussion_category_map(course)
        id_map = get_discussion_id_map(course)
        try:
            threads, query_params = get_threads_tags(request, course_id)
            threads.append(thread.to_dict())
        except (cc.utils.CommentClientError, cc.utils.CommentClientUnknownError):
            log.error("Error loading single thread.")
            raise Http404

        course = get_course_with_access(request.user, course_id, 'load_forum')
        thread_output = []
        for thread in threads:
            #courseware_context = get_courseware_context(thread, course)
            #if courseware_context:
            #    thread.update(courseware_context)
            id = thread['commentable_id']
            content_info = None
            if id in id_map:
                location = id_map[id]["location"].url()
                title = id_map[id]["title"]

                url = reverse('jump_to', kwargs={"course_id": course.location.course_id,
                          "location": location})

                thread.update({"courseware_url": url, "courseware_title": title})
            if thread.get('group_id') and not thread.get('group_name'):
                thread['group_name'] = get_cohort_by_id(course_id, thread.get('group_id')).name

            #patch for backward compatibility with comments service
            if not "pinned" in thread:
                thread["pinned"] = False
            if len(thread.get('tags'))>0:
                #if thread.get('tags')[0]!='portfolio' and str(thread.get('courseware_url')).find('__am')<0:
                if thread.get('tags')[0]!='portfolio' and thread.get('tags')[0]!='aboutme':
                    thread_output.append(thread)
        thread_output = [utils.safe_content(thread) for thread in thread_output]

        #recent_active_threads = cc.search_recent_active_threads(
        #    course_id,
        #    recursive=False,
        #    query_params={'follower_id': request.user.id},
        #)

        #trending_tags = cc.search_trending_tags(
        #    course_id,
        #)

        annotated_content_info = utils.get_metadata_for_threads(course_id, thread_output, request.user, user_info)

        cohorts = get_course_cohorts(course_id)
        cohorted_commentables = get_cohorted_commentables(course_id)
        user_cohort = get_cohort_id(request.user, course_id)

        context = {
            'discussion_id': discussion_id,
            'csrf': csrf(request)['csrf_token'],
            'init': '',   # TODO: What is this?
            'user_info': saxutils.escape(json.dumps(user_info), escapedict),
            'annotated_content_info': saxutils.escape(json.dumps(annotated_content_info), escapedict),
            'course': course,
            #'recent_active_threads': recent_active_threads,
            #'trending_tags': trending_tags,
            'course_id': course.id,   # TODO: Why pass both course and course.id to template?
            'thread_id': thread_id,
            'threads': saxutils.escape(json.dumps(thread_output), escapedict),
            'category_map': category_map,
            'roles': saxutils.escape(json.dumps(utils.get_role_ids(course_id)), escapedict),
            'thread_pages': query_params['num_pages'],
            'is_course_cohorted': is_course_cohorted(course_id),
            'is_moderator': cached_has_permission(request.user, "see_all_cohorts", course_id),
            'flag_moderator': cached_has_permission(request.user, 'openclose_thread', course.id) or has_access(request.user, course, 'staff'),
            'cohorts': cohorts,
            'user_cohort': get_cohort_id(request.user, course_id),
            'cohorted_commentables': cohorted_commentables
        }

        return render_to_response('discussion/single_thread.html', context)
Exemplo n.º 8
0
def forum_form_discussion(request, course_id):
    """
    Renders the main Discussion page, potentially filtered by a search query
    """
    course = get_course_with_access(request.user, course_id, 'load')
    category_map = utils.get_discussion_category_map(course)

    try:
        unsafethreads, query_params = get_threads(
            request, course_id)  # This might process a search query
        threads = [utils.safe_content(thread) for thread in unsafethreads]
    except cc.utils.CommentClientMaintenanceError:
        log.warning("Forum is in maintenance mode")
        return render_to_response('discussion/maintenance.html', {})
    except (cc.utils.CommentClientError,
            cc.utils.CommentClientUnknownError) as err:
        log.error("Error loading forum discussion threads: %s", str(err))
        raise Http404

    user = cc.User.from_django_user(request.user)
    user_info = user.to_dict()

    annotated_content_info = utils.get_metadata_for_threads(
        course_id, threads, request.user, user_info)

    for thread in threads:
        courseware_context = get_courseware_context(thread, course)
        if courseware_context:
            thread.update(courseware_context)
    if request.is_ajax():
        return utils.JsonResponse({
            'discussion_data':
            threads,  # TODO: Standardize on 'discussion_data' vs 'threads'
            'annotated_content_info': annotated_content_info,
            'num_pages': query_params['num_pages'],
            'page': query_params['page'],
        })
    else:
        #recent_active_threads = cc.search_recent_active_threads(
        #    course_id,
        #    recursive=False,
        #    query_params={'follower_id': request.user.id},
        #)

        #trending_tags = cc.search_trending_tags(
        #    course_id,
        #)
        cohorts = get_course_cohorts(course_id)
        cohorted_commentables = get_cohorted_commentables(course_id)

        user_cohort_id = get_cohort_id(request.user, course_id)

        context = {
            'csrf':
            csrf(request)['csrf_token'],
            'course':
            course,
            #'recent_active_threads': recent_active_threads,
            #'trending_tags': trending_tags,
            'staff_access':
            has_access(request.user, course, 'staff'),
            'threads':
            saxutils.escape(json.dumps(threads), escapedict),
            'thread_pages':
            query_params['num_pages'],
            'user_info':
            saxutils.escape(json.dumps(user_info), escapedict),
            'flag_moderator':
            cached_has_permission(request.user, 'openclose_thread', course.id)
            or has_access(request.user, course, 'staff'),
            'annotated_content_info':
            saxutils.escape(json.dumps(annotated_content_info), escapedict),
            'course_id':
            course.id,
            'category_map':
            category_map,
            'roles':
            saxutils.escape(json.dumps(utils.get_role_ids(course_id)),
                            escapedict),
            'is_moderator':
            cached_has_permission(request.user, "see_all_cohorts", course_id),
            'cohorts':
            cohorts,
            'user_cohort':
            user_cohort_id,
            'cohorted_commentables':
            cohorted_commentables,
            'is_course_cohorted':
            is_course_cohorted(course_id)
        }
        # print "start rendering.."
        return render_to_response('discussion/index.html', context)
Exemplo n.º 9
0
def single_thread(request, course_id, discussion_id, thread_id):
    nr_transaction = newrelic.agent.current_transaction()

    course = get_course_with_access(request.user, course_id, 'load_forum')
    cc_user = cc.User.from_django_user(request.user)
    user_info = cc_user.to_dict()

    # Currently, the front end always loads responses via AJAX, even for this
    # page; it would be a nice optimization to avoid that extra round trip to
    # the comments service.
    try:
        thread = cc.Thread.find(thread_id).retrieve(
            recursive=request.is_ajax(),
            user_id=request.user.id,
            response_skip=request.GET.get("resp_skip"),
            response_limit=request.GET.get("resp_limit"))
    except cc.utils.CommentClientRequestError as e:
        if e.status_code == 404:
            raise Http404
        raise

    if request.is_ajax():
        with newrelic.agent.FunctionTrace(nr_transaction,
                                          "get_annotated_content_infos"):
            annotated_content_info = utils.get_annotated_content_infos(
                course_id, thread, request.user, user_info=user_info)
        content = utils.safe_content(thread.to_dict())
        with newrelic.agent.FunctionTrace(nr_transaction,
                                          "add_courseware_context"):
            add_courseware_context([content], course)
        return utils.JsonResponse({
            'content':
            content,
            'annotated_content_info':
            annotated_content_info,
        })

    else:
        with newrelic.agent.FunctionTrace(nr_transaction,
                                          "get_discussion_category_map"):
            category_map = utils.get_discussion_category_map(course)

        threads, query_params = get_threads(request, course_id)
        threads.append(thread.to_dict())

        course = get_course_with_access(request.user, course_id, 'load_forum')

        with newrelic.agent.FunctionTrace(nr_transaction,
                                          "add_courseware_context"):
            add_courseware_context(threads, course)

        for thread in threads:
            if thread.get('group_id') and not thread.get('group_name'):
                thread['group_name'] = get_cohort_by_id(
                    course_id, thread.get('group_id')).name

            #patch for backward compatibility with comments service
            if not "pinned" in thread:
                thread["pinned"] = False

        threads = [utils.safe_content(thread) for thread in threads]

        with newrelic.agent.FunctionTrace(nr_transaction,
                                          "get_metadata_for_threads"):
            annotated_content_info = utils.get_metadata_for_threads(
                course_id, threads, request.user, user_info)

        with newrelic.agent.FunctionTrace(nr_transaction, "get_cohort_info"):
            cohorts = get_course_cohorts(course_id)
            cohorted_commentables = get_cohorted_commentables(course_id)
            user_cohort = get_cohort_id(request.user, course_id)

        context = {
            'discussion_id':
            discussion_id,
            'csrf':
            csrf(request)['csrf_token'],
            'init':
            '',  # TODO: What is this?
            'user_info':
            saxutils.escape(json.dumps(user_info), escapedict),
            'annotated_content_info':
            saxutils.escape(json.dumps(annotated_content_info), escapedict),
            'course':
            course,
            #'recent_active_threads': recent_active_threads,
            'course_id':
            course.id,  # TODO: Why pass both course and course.id to template?
            'thread_id':
            thread_id,
            'threads':
            saxutils.escape(json.dumps(threads), escapedict),
            'category_map':
            category_map,
            'roles':
            saxutils.escape(json.dumps(utils.get_role_ids(course_id)),
                            escapedict),
            'thread_pages':
            query_params['num_pages'],
            'is_course_cohorted':
            is_course_cohorted(course_id),
            'is_moderator':
            cached_has_permission(request.user, "see_all_cohorts", course_id),
            'flag_moderator':
            cached_has_permission(request.user, 'openclose_thread', course.id)
            or has_access(request.user, course, 'staff'),
            'cohorts':
            cohorts,
            'user_cohort':
            get_cohort_id(request.user, course_id),
            'cohorted_commentables':
            cohorted_commentables
        }

        return render_to_response('discussion/index.html', context)
Exemplo n.º 10
0
def create_thread(request, course_id, commentable_id):
    """
    Given a course and commentble ID, create the thread
    """

    log.debug("Creating new thread in %r, id %r", course_id, commentable_id)
    course = get_course_with_access(request.user, course_id, "load")
    post = request.POST

    if course.allow_anonymous:
        anonymous = post.get("anonymous", "false").lower() == "true"
    else:
        anonymous = False

    if course.allow_anonymous_to_peers:
        anonymous_to_peers = post.get("anonymous_to_peers", "false").lower() == "true"
    else:
        anonymous_to_peers = False

    if "title" not in post or not post["title"].strip():
        return JsonError(_("Title can't be empty"))
    if "body" not in post or not post["body"].strip():
        return JsonError(_("Body can't be empty"))

    thread = cc.Thread(**extract(post, ["body", "title"]))
    thread.update_attributes(
        **{
            "anonymous": anonymous,
            "anonymous_to_peers": anonymous_to_peers,
            "commentable_id": commentable_id,
            "course_id": course_id,
            "user_id": request.user.id,
        }
    )

    user = cc.User.from_django_user(request.user)

    # kevinchugh because the new requirement is that all groups will be determined
    # by the group id in the request this all goes away
    # not anymore, only for admins

    # Cohort the thread if the commentable is cohorted.
    if is_commentable_cohorted(course_id, commentable_id):
        user_group_id = get_cohort_id(user, course_id)

        # TODO (vshnayder): once we have more than just cohorts, we'll want to
        # change this to a single get_group_for_user_and_commentable function
        # that can do different things depending on the commentable_id
        if cached_has_permission(request.user, "see_all_cohorts", course_id):
            # admins can optionally choose what group to post as
            group_id = post.get("group_id", user_group_id)
        else:
            # regular users always post with their own id.
            group_id = user_group_id

        if group_id:
            thread.update_attributes(group_id=group_id)

    thread.save()

    # patch for backward compatibility to comments service
    if not "pinned" in thread.attributes:
        thread["pinned"] = False

    if post.get("auto_subscribe", "false").lower() == "true":
        user = cc.User.from_django_user(request.user)
        user.follow(thread)
    data = thread.to_dict()
    add_courseware_context([data], course)
    if request.is_ajax():
        return ajax_content_response(request, course_id, data)
    else:
        return JsonResponse(utils.safe_content(data))
Exemplo n.º 11
0
def get_threads(request, course_id, discussion_id=None, per_page=THREADS_PER_PAGE):
    """
    This may raise an appropriate subclass of cc.utils.CommentClientError
    if something goes wrong.
    """
    default_query_params = {
        'page': 1,
        'per_page': per_page,
        'sort_key': 'date',
        'sort_order': 'desc',
        'text': '',
        'commentable_id': discussion_id,
        'course_id': course_id,
        'user_id': request.user.id,
    }

    if not request.GET.get('sort_key'):
        # If the user did not select a sort key, use their last used sort key
        cc_user = cc.User.from_django_user(request.user)
        cc_user.retrieve()
        # TODO: After the comment service is updated this can just be user.default_sort_key because the service returns the default value
        default_query_params['sort_key'] = cc_user.get('default_sort_key') or default_query_params['sort_key']
    else:
        # If the user clicked a sort key, update their default sort key
        cc_user = cc.User.from_django_user(request.user)
        cc_user.default_sort_key = request.GET.get('sort_key')
        cc_user.save()

    #there are 2 dimensions to consider when executing a search with respect to group id
    #is user a moderator
    #did the user request a group

    #if the user requested a group explicitly, give them that group, othewrise, if mod, show all, else if student, use cohort

    group_id = request.GET.get('group_id')

    if group_id == "all":
        group_id = None

    if not group_id:
        if not cached_has_permission(request.user, "see_all_cohorts", course_id):
            group_id = get_cohort_id(request.user, course_id)

    if group_id:
        default_query_params["group_id"] = group_id

    #so by default, a moderator sees all items, and a student sees his cohort

    query_params = merge_dict(default_query_params,
                              strip_none(extract(request.GET,
                                                 ['page', 'sort_key',
                                                  'sort_order', 'text',
                                                  'commentable_ids', 'flagged'])))

    threads, page, num_pages = cc.Thread.search(query_params)

    #now add the group name if the thread has a group id
    for thread in threads:

        if thread.get('group_id'):
            thread['group_name'] = get_cohort_by_id(course_id, thread.get('group_id')).name
            thread['group_string'] = "This post visible only to Group %s." % (thread['group_name'])
        else:
            thread['group_name'] = ""
            thread['group_string'] = "This post visible to everyone."

        #patch for backward compatibility to comments service
        if not 'pinned' in thread:
            thread['pinned'] = False

    query_params['page'] = page
    query_params['num_pages'] = num_pages

    return threads, query_params
Exemplo n.º 12
0
def create_thread(request, course_id, commentable_id):
    """
    Given a course and commentble ID, create the thread
    """

    log.debug("Creating new thread in %r, id %r", course_id, commentable_id)
    course_id = SlashSeparatedCourseKey.from_deprecated_string(course_id)
    course = get_course_with_access(request.user, 'load', course_id)
    post = request.POST

    if course.allow_anonymous:
        anonymous = post.get('anonymous', 'false').lower() == 'true'
    else:
        anonymous = False

    if course.allow_anonymous_to_peers:
        anonymous_to_peers = post.get('anonymous_to_peers', 'false').lower() == 'true'
    else:
        anonymous_to_peers = False

    if 'title' not in post or not post['title'].strip():
        return JsonError(_("Title can't be empty"))
    if 'body' not in post or not post['body'].strip():
        return JsonError(_("Body can't be empty"))

    thread = cc.Thread(
        anonymous=anonymous,
        anonymous_to_peers=anonymous_to_peers,
        commentable_id=commentable_id,
        course_id=course_id.to_deprecated_string(),
        user_id=request.user.id,
        body=post["body"],
        title=post["title"]
    )

    user = cc.User.from_django_user(request.user)

    #kevinchugh because the new requirement is that all groups will be determined
    #by the group id in the request this all goes away
    #not anymore, only for admins

    # Cohort the thread if the commentable is cohorted.
    if is_commentable_cohorted(course_id, commentable_id):
        user_group_id = get_cohort_id(user, course_id)

        # TODO (vshnayder): once we have more than just cohorts, we'll want to
        # change this to a single get_group_for_user_and_commentable function
        # that can do different things depending on the commentable_id
        if cached_has_permission(request.user, "see_all_cohorts", course_id):
            # admins can optionally choose what group to post as
            group_id = post.get('group_id', user_group_id)
        else:
            # regular users always post with their own id.
            group_id = user_group_id

        if group_id:
            thread.group_id = group_id

    thread.save()

    #patch for backward compatibility to comments service
    if not 'pinned' in thread.attributes:
        thread['pinned'] = False

    if post.get('auto_subscribe', 'false').lower() == 'true':
        user = cc.User.from_django_user(request.user)
        user.follow(thread)
    data = thread.to_dict()
    add_courseware_context([data], course)
    if request.is_ajax():
        return ajax_content_response(request, course_id, data)
    else:
        return JsonResponse(safe_content(data))
Exemplo n.º 13
0
def forum_form_discussion(request, course_id):
    """
    Renders the main Discussion page, potentially filtered by a search query
    """
    nr_transaction = newrelic.agent.current_transaction()

    course = get_course_with_access(request.user, course_id, 'load_forum')
    with newrelic.agent.FunctionTrace(nr_transaction, "get_discussion_category_map"):
        category_map = utils.get_discussion_category_map(course)

    try:
        unsafethreads, query_params = get_threads(request, course_id)   # This might process a search query
        threads = [utils.safe_content(thread) for thread in unsafethreads]
    except cc.utils.CommentClientMaintenanceError:
        log.warning("Forum is in maintenance mode")
        return render_to_response('discussion/maintenance.html', {})

    user = cc.User.from_django_user(request.user)
    user_info = user.to_dict()

    with newrelic.agent.FunctionTrace(nr_transaction, "get_metadata_for_threads"):
        annotated_content_info = utils.get_metadata_for_threads(course_id, threads, request.user, user_info)

    with newrelic.agent.FunctionTrace(nr_transaction, "add_courseware_context"):
        add_courseware_context(threads, course)

    if request.is_ajax():
        return utils.JsonResponse({
            'discussion_data': threads,   # TODO: Standardize on 'discussion_data' vs 'threads'
            'annotated_content_info': annotated_content_info,
            'num_pages': query_params['num_pages'],
            'page': query_params['page'],
        })
    else:
        #recent_active_threads = cc.search_recent_active_threads(
        #    course_id,
        #    recursive=False,
        #    query_params={'follower_id': request.user.id},
        #)

        with newrelic.agent.FunctionTrace(nr_transaction, "get_cohort_info"):
            cohorts = get_course_cohorts(course_id)
            cohorted_commentables = get_cohorted_commentables(course_id)

            user_cohort_id = get_cohort_id(request.user, course_id)

        context = {
            'csrf': csrf(request)['csrf_token'],
            'course': course,
            #'recent_active_threads': recent_active_threads,
            'staff_access': has_access(request.user, course, 'staff'),
            'threads': saxutils.escape(json.dumps(threads), escapedict),
            'thread_pages': query_params['num_pages'],
            'user_info': saxutils.escape(json.dumps(user_info), escapedict),
            'flag_moderator': cached_has_permission(request.user, 'openclose_thread', course.id) or has_access(request.user, course, 'staff'),
            'annotated_content_info': saxutils.escape(json.dumps(annotated_content_info), escapedict),
            'course_id': course.id,
            'category_map': category_map,
            'roles': saxutils.escape(json.dumps(utils.get_role_ids(course_id)), escapedict),
            'is_moderator': cached_has_permission(request.user, "see_all_cohorts", course_id),
            'cohorts': cohorts,
            'user_cohort': user_cohort_id,
            'cohorted_commentables': cohorted_commentables,
            'is_course_cohorted': is_course_cohorted(course_id)
        }
        # print "start rendering.."
        return render_to_response('discussion/index.html', context)
Exemplo n.º 14
0
def create_thread(request, course_id, commentable_id):
    """
    Given a course and commentble ID, create the thread
    """

    log.debug("Creating new thread in %r, id %r", course_id, commentable_id)
    course = get_course_with_access(request.user, course_id, 'load')
    post = request.POST

    if course.allow_anonymous:
        anonymous = post.get('anonymous', 'false').lower() == 'true'
    else:
        anonymous = False

    if course.allow_anonymous_to_peers:
        anonymous_to_peers = post.get('anonymous_to_peers',
                                      'false').lower() == 'true'
    else:
        anonymous_to_peers = False

    if 'title' not in post or not post['title'].strip():
        return JsonError(_("Title can't be empty"))
    if 'body' not in post or not post['body'].strip():
        return JsonError(_("Body can't be empty"))

    thread = cc.Thread(**extract(post, ['body', 'title']))
    thread.update_attributes(
        **{
            'anonymous': anonymous,
            'anonymous_to_peers': anonymous_to_peers,
            'commentable_id': commentable_id,
            'course_id': course_id,
            'user_id': request.user.id,
        })

    user = cc.User.from_django_user(request.user)

    #kevinchugh because the new requirement is that all groups will be determined
    #by the group id in the request this all goes away
    #not anymore, only for admins

    # Cohort the thread if the commentable is cohorted.
    if is_commentable_cohorted(course_id, commentable_id):
        user_group_id = get_cohort_id(user, course_id)

        # TODO (vshnayder): once we have more than just cohorts, we'll want to
        # change this to a single get_group_for_user_and_commentable function
        # that can do different things depending on the commentable_id
        if cached_has_permission(request.user, "see_all_cohorts", course_id):
            # admins can optionally choose what group to post as
            group_id = post.get('group_id', user_group_id)
        else:
            # regular users always post with their own id.
            group_id = user_group_id

        if group_id:
            thread.update_attributes(group_id=group_id)

    thread.save()

    #patch for backward compatibility to comments service
    if not 'pinned' in thread.attributes:
        thread['pinned'] = False

    if post.get('auto_subscribe', 'false').lower() == 'true':
        user = cc.User.from_django_user(request.user)
        user.follow(thread)
    data = thread.to_dict()
    add_courseware_context([data], course)
    if request.is_ajax():
        return ajax_content_response(request, course_id, data)
    else:
        return JsonResponse(utils.safe_content(data))
Exemplo n.º 15
0
def single_thread(request, course_id, discussion_id, thread_id):
    nr_transaction = newrelic.agent.current_transaction()

    course = get_course_with_access(request.user, course_id, 'load_forum')
    cc_user = cc.User.from_django_user(request.user)
    user_info = cc_user.to_dict()

    try:
        thread = cc.Thread.find(thread_id).retrieve(recursive=True, user_id=request.user.id)
    except (cc.utils.CommentClientError, cc.utils.CommentClientUnknownError):
        log.error("Error loading single thread.")
        raise

    if request.is_ajax():
        with newrelic.agent.FunctionTrace(nr_transaction, "get_courseware_context"):
            courseware_context = get_courseware_context(thread, course)
        with newrelic.agent.FunctionTrace(nr_transaction, "get_annotated_content_infos"):
            annotated_content_info = utils.get_annotated_content_infos(course_id, thread, request.user, user_info=user_info)
        context = {'thread': thread.to_dict(), 'course_id': course_id}
        # TODO: Remove completely or switch back to server side rendering
        # html = render_to_string('discussion/_ajax_single_thread.html', context)
        content = utils.safe_content(thread.to_dict())
        if courseware_context:
            content.update(courseware_context)
        return utils.JsonResponse({
            #'html': html,
            'content': content,
            'annotated_content_info': annotated_content_info,
        })

    else:
        with newrelic.agent.FunctionTrace(nr_transaction, "get_discussion_category_map"):
            category_map = utils.get_discussion_category_map(course)

        try:
            threads, query_params = get_threads(request, course_id)
            threads.append(thread.to_dict())
        except (cc.utils.CommentClientError, cc.utils.CommentClientUnknownError):
            log.error("Error loading single thread.")
            raise

        course = get_course_with_access(request.user, course_id, 'load_forum')

        with newrelic.agent.FunctionTrace(nr_transaction, "add_courseware_context_to_threads"):
            for thread in threads:
                courseware_context = get_courseware_context(thread, course)
                if courseware_context:
                    thread.update(courseware_context)
                if thread.get('group_id') and not thread.get('group_name'):
                    thread['group_name'] = get_cohort_by_id(course_id, thread.get('group_id')).name

                #patch for backward compatibility with comments service
                if not "pinned" in thread:
                    thread["pinned"] = False

        threads = [utils.safe_content(thread) for thread in threads]

        #recent_active_threads = cc.search_recent_active_threads(
        #    course_id,
        #    recursive=False,
        #    query_params={'follower_id': request.user.id},
        #)

        #trending_tags = cc.search_trending_tags(
        #    course_id,
        #)

        with newrelic.agent.FunctionTrace(nr_transaction, "get_metadata_for_threads"):
            annotated_content_info = utils.get_metadata_for_threads(course_id, threads, request.user, user_info)

        with newrelic.agent.FunctionTrace(nr_transaction, "get_cohort_info"):
            cohorts = get_course_cohorts(course_id)
            cohorted_commentables = get_cohorted_commentables(course_id)
            user_cohort = get_cohort_id(request.user, course_id)

        context = {
            'discussion_id': discussion_id,
            'csrf': csrf(request)['csrf_token'],
            'init': '',   # TODO: What is this?
            'user_info': saxutils.escape(json.dumps(user_info), escapedict),
            'annotated_content_info': saxutils.escape(json.dumps(annotated_content_info), escapedict),
            'course': course,
            #'recent_active_threads': recent_active_threads,
            #'trending_tags': trending_tags,
            'course_id': course.id,   # TODO: Why pass both course and course.id to template?
            'thread_id': thread_id,
            'threads': saxutils.escape(json.dumps(threads), escapedict),
            'category_map': category_map,
            'roles': saxutils.escape(json.dumps(utils.get_role_ids(course_id)), escapedict),
            'thread_pages': query_params['num_pages'],
            'is_course_cohorted': is_course_cohorted(course_id),
            'is_moderator': cached_has_permission(request.user, "see_all_cohorts", course_id),
            'flag_moderator': cached_has_permission(request.user, 'openclose_thread', course.id) or has_access(request.user, course, 'staff'),
            'cohorts': cohorts,
            'user_cohort': get_cohort_id(request.user, course_id),
            'cohorted_commentables': cohorted_commentables
        }

        return render_to_response('discussion/single_thread.html', context)
Exemplo n.º 16
0
def mobi_create_thread(request, course_id, topic_id):
    """
    Given a course and commentable_id from mobile. create the thread
    """
    course_id = course_id.replace('.', '/')
    log.debug("Creating new thread in %r, id %r", course_id, topic_id)
    course = get_course_with_access(request.user, course_id, 'load')
    post = request.POST

    if course.allow_anonymous:
        anonymous = post.get('anonymous', 'false').lower() == 'true'
    else:
        anonymous = False

    if course.allow_anonymous_to_peers:
        anonymous_to_peers = post.get('anonymous_to_peers', 'false').lower() == 'true'
    else:
        anonymous_to_peers = False

    if 'title' not in post or not post['title'].strip():
        return JsonResponse({'success': False, 'errmsg': "Title can't be empty"})
    if 'body' not in post or not post['body'].strip():
        return JsonResponse({'success': False, 'errmsg': "Body can't be empty"})

    thread = cc.Thread(**extract(post, ['body', 'title']))

    user = cc.User.from_django_user(request.user)

    thread.update_attributes(**{
        'anonymous': anonymous,
        'anonymous_to_peers': anonymous_to_peers,
        'commentable_id': topic_id,
        'course_id': course_id,
        'user_id': request.user.id,
    })

    if is_commentable_cohorted(course_id, topic_id):
        user_group_id = get_cohort_id(user, course_id)

        # TODO (vshnayder): once we have more than just cohorts, we'll want to
        # change this to a single get_group_for_user_and_commentable function
        # that can do different things depending on the commentable_id
        if cached_has_permission(request.user, "see_all_cohorts", course_id):
            # admins can optionally choose what group to post as
            group_id = post.get('group_id', user_group_id)
        else:
            # regular users always post with their own id.
            group_id = user_group_id

        if group_id:
            thread.update_attributes(group_id=group_id)

    thread.save()

    if not 'pinned' in thread.attributes:
        thread['pinned'] = False

    # if post.get('auto_subscribe', 'false').lower() == 'true':
    user = cc.User.from_django_user(request.user)
    user.follow(thread)

    return JsonResponse({"success": True})
Exemplo n.º 17
0
def mobi_create_thread(request, course_id, topic_id):
    """
    Given a course and commentable_id from mobile. create the thread
    """
    course_id = course_id.replace('.', '/')
    log.debug("Creating new thread in %r, id %r", course_id, topic_id)
    course = get_course_with_access(request.user, course_id, 'load')
    post = request.POST

    if course.allow_anonymous:
        anonymous = post.get('anonymous', 'false').lower() == 'true'
    else:
        anonymous = False

    if course.allow_anonymous_to_peers:
        anonymous_to_peers = post.get('anonymous_to_peers',
                                      'false').lower() == 'true'
    else:
        anonymous_to_peers = False

    if 'title' not in post or not post['title'].strip():
        return JsonResponse({
            'success': False,
            'errmsg': "Title can't be empty"
        })
    if 'body' not in post or not post['body'].strip():
        return JsonResponse({
            'success': False,
            'errmsg': "Body can't be empty"
        })

    thread = cc.Thread(**extract(post, ['body', 'title']))

    user = cc.User.from_django_user(request.user)

    thread.update_attributes(
        **{
            'anonymous': anonymous,
            'anonymous_to_peers': anonymous_to_peers,
            'commentable_id': topic_id,
            'course_id': course_id,
            'user_id': request.user.id,
        })

    if is_commentable_cohorted(course_id, topic_id):
        user_group_id = get_cohort_id(user, course_id)

        # TODO (vshnayder): once we have more than just cohorts, we'll want to
        # change this to a single get_group_for_user_and_commentable function
        # that can do different things depending on the commentable_id
        if cached_has_permission(request.user, "see_all_cohorts", course_id):
            # admins can optionally choose what group to post as
            group_id = post.get('group_id', user_group_id)
        else:
            # regular users always post with their own id.
            group_id = user_group_id

        if group_id:
            thread.update_attributes(group_id=group_id)

    thread.save()

    if not 'pinned' in thread.attributes:
        thread['pinned'] = False

    # if post.get('auto_subscribe', 'false').lower() == 'true':
    user = cc.User.from_django_user(request.user)
    user.follow(thread)

    return JsonResponse({"success": True})
Exemplo n.º 18
0
def single_thread(request, course_id, discussion_id, thread_id):
    nr_transaction = newrelic.agent.current_transaction()

    course = get_course_with_access(request.user, course_id, 'load_forum')
    cc_user = cc.User.from_django_user(request.user)
    user_info = cc_user.to_dict()

    thread = cc.Thread.find(thread_id).retrieve(recursive=True,
                                                user_id=request.user.id)

    if request.is_ajax():
        with newrelic.agent.FunctionTrace(nr_transaction,
                                          "get_annotated_content_infos"):
            annotated_content_info = utils.get_annotated_content_infos(
                course_id, thread, request.user, user_info=user_info)
        context = {'thread': thread.to_dict(), 'course_id': course_id}
        # TODO: Remove completely or switch back to server side rendering
        # html = render_to_string('discussion/_ajax_single_thread.html', context)
        content = utils.safe_content(thread.to_dict())
        with newrelic.agent.FunctionTrace(nr_transaction,
                                          "add_courseware_context"):
            add_courseware_context([content], course)
        return utils.JsonResponse({
            #'html': html,
            'content':
            content,
            'annotated_content_info':
            annotated_content_info,
        })

    else:
        with newrelic.agent.FunctionTrace(nr_transaction,
                                          "get_discussion_category_map"):
            category_map = utils.get_discussion_category_map(course)

        threads, query_params = get_threads(request, course_id)
        threads.append(thread.to_dict())

        course = get_course_with_access(request.user, course_id, 'load_forum')

        with newrelic.agent.FunctionTrace(nr_transaction,
                                          "add_courseware_context"):
            add_courseware_context(threads, course)

        for thread in threads:
            if thread.get('group_id') and not thread.get('group_name'):
                thread['group_name'] = get_cohort_by_id(
                    course_id, thread.get('group_id')).name

            #patch for backward compatibility with comments service
            if not "pinned" in thread:
                thread["pinned"] = False

        threads = [utils.safe_content(thread) for thread in threads]

        #recent_active_threads = cc.search_recent_active_threads(
        #    course_id,
        #    recursive=False,
        #    query_params={'follower_id': request.user.id},
        #)

        #trending_tags = cc.search_trending_tags(
        #    course_id,
        #)

        with newrelic.agent.FunctionTrace(nr_transaction,
                                          "get_metadata_for_threads"):
            annotated_content_info = utils.get_metadata_for_threads(
                course_id, threads, request.user, user_info)

        with newrelic.agent.FunctionTrace(nr_transaction, "get_cohort_info"):
            cohorts = get_course_cohorts(course_id)
            cohorted_commentables = get_cohorted_commentables(course_id)
            user_cohort = get_cohort_id(request.user, course_id)

        context = {
            'discussion_id':
            discussion_id,
            'csrf':
            csrf(request)['csrf_token'],
            'init':
            '',  # TODO: What is this?
            'user_info':
            saxutils.escape(json.dumps(user_info), escapedict),
            'annotated_content_info':
            saxutils.escape(json.dumps(annotated_content_info), escapedict),
            'course':
            course,
            #'recent_active_threads': recent_active_threads,
            #'trending_tags': trending_tags,
            'course_id':
            course.id,  # TODO: Why pass both course and course.id to template?
            'thread_id':
            thread_id,
            'threads':
            saxutils.escape(json.dumps(threads), escapedict),
            'category_map':
            category_map,
            'roles':
            saxutils.escape(json.dumps(utils.get_role_ids(course_id)),
                            escapedict),
            'thread_pages':
            query_params['num_pages'],
            'is_course_cohorted':
            is_course_cohorted(course_id),
            'is_moderator':
            cached_has_permission(request.user, "see_all_cohorts", course_id),
            'flag_moderator':
            cached_has_permission(request.user, 'openclose_thread', course.id)
            or has_access(request.user, course, 'staff'),
            'cohorts':
            cohorts,
            'user_cohort':
            get_cohort_id(request.user, course_id),
            'cohorted_commentables':
            cohorted_commentables
        }

        return render_to_response('discussion/single_thread.html', context)
Exemplo n.º 19
0
def single_thread(request, course_id, discussion_id, thread_id):
    course_key = SlashSeparatedCourseKey.from_deprecated_string(course_id)
    nr_transaction = newrelic.agent.current_transaction()

    course = get_course_with_access(request.user, 'load_forum', course_key)
    course_settings = make_course_settings(course, include_category_map=True)
    cc_user = cc.User.from_django_user(request.user)
    user_info = cc_user.to_dict()
    is_moderator = cached_has_permission(request.user, "see_all_cohorts", course_key)

    # Currently, the front end always loads responses via AJAX, even for this
    # page; it would be a nice optimization to avoid that extra round trip to
    # the comments service.
    try:
        thread = cc.Thread.find(thread_id).retrieve(
            recursive=request.is_ajax(),
            user_id=request.user.id,
            response_skip=request.GET.get("resp_skip"),
            response_limit=request.GET.get("resp_limit")
        )
    except cc.utils.CommentClientRequestError as e:
        if e.status_code == 404:
            raise Http404
        raise

    # verify that the thread belongs to the requesting student's cohort
    if is_commentable_cohorted(course_key, discussion_id) and not is_moderator:
        user_group_id = get_cohort_id(request.user, course_key)
        if getattr(thread, "group_id", None) is not None and user_group_id != thread.group_id:
            raise Http404

    is_staff = cached_has_permission(request.user, 'openclose_thread', course.id)
    if request.is_ajax():
        with newrelic.agent.FunctionTrace(nr_transaction, "get_annotated_content_infos"):
            annotated_content_info = utils.get_annotated_content_infos(course_key, thread, request.user, user_info=user_info)
        content = utils.prepare_content(thread.to_dict(), course_key, is_staff)
        with newrelic.agent.FunctionTrace(nr_transaction, "add_courseware_context"):
            add_courseware_context([content], course)
        return utils.JsonResponse({
            'content': content,
            'annotated_content_info': annotated_content_info,
        })

    else:
        try:
            threads, query_params = get_threads(request, course_key)
        except ValueError:
            return HttpResponseBadRequest("Invalid group_id")
        threads.append(thread.to_dict())

        with newrelic.agent.FunctionTrace(nr_transaction, "add_courseware_context"):
            add_courseware_context(threads, course)

        for thread in threads:
            #patch for backward compatibility with comments service
            if not "pinned" in thread:
                thread["pinned"] = False

        threads = [utils.prepare_content(thread, course_key, is_staff) for thread in threads]

        with newrelic.agent.FunctionTrace(nr_transaction, "get_metadata_for_threads"):
            annotated_content_info = utils.get_metadata_for_threads(course_key, threads, request.user, user_info)

        with newrelic.agent.FunctionTrace(nr_transaction, "get_cohort_info"):
            user_cohort = get_cohort_id(request.user, course_key)

        context = {
            'discussion_id': discussion_id,
            'csrf': csrf(request)['csrf_token'],
            'init': '',   # TODO: What is this?
            'user_info': _attr_safe_json(user_info),
            'annotated_content_info': _attr_safe_json(annotated_content_info),
            'course': course,
            #'recent_active_threads': recent_active_threads,
            'course_id': course.id.to_deprecated_string(),   # TODO: Why pass both course and course.id to template?
            'thread_id': thread_id,
            'threads': _attr_safe_json(threads),
            'roles': _attr_safe_json(utils.get_role_ids(course_key)),
            'is_moderator': is_moderator,
            'thread_pages': query_params['num_pages'],
            'is_course_cohorted': is_course_cohorted(course_key),
            'flag_moderator': cached_has_permission(request.user, 'openclose_thread', course.id) or has_access(request.user, 'staff', course),
            'cohorts': course_settings["cohorts"],
            'user_cohort': user_cohort,
            'sort_preference': cc_user.default_sort_key,
            'category_map': course_settings["category_map"],
            'course_settings': _attr_safe_json(course_settings)
        }
        return render_to_response('discussion/index.html', context)
Exemplo n.º 20
0
def single_thread(request, course_id, discussion_id, thread_id):
    nr_transaction = newrelic.agent.current_transaction()

    course = get_course_with_access(request.user, course_id, 'load_forum')
    cc_user = cc.User.from_django_user(request.user)
    user_info = cc_user.to_dict()

    # Currently, the front end always loads responses via AJAX, even for this
    # page; it would be a nice optimization to avoid that extra round trip to
    # the comments service.
    thread = cc.Thread.find(thread_id).retrieve(
        recursive=request.is_ajax(),
        user_id=request.user.id,
        response_skip=request.GET.get("resp_skip"),
        response_limit=request.GET.get("resp_limit")
    )

    if request.is_ajax():
        with newrelic.agent.FunctionTrace(nr_transaction, "get_annotated_content_infos"):
            annotated_content_info = utils.get_annotated_content_infos(course_id, thread, request.user, user_info=user_info)
        content = utils.safe_content(thread.to_dict())
        with newrelic.agent.FunctionTrace(nr_transaction, "add_courseware_context"):
            add_courseware_context([content], course)
        return utils.JsonResponse({
            'content': content,
            'annotated_content_info': annotated_content_info,
        })

    else:
        with newrelic.agent.FunctionTrace(nr_transaction, "get_discussion_category_map"):
            category_map = utils.get_discussion_category_map(course)

        threads, query_params = get_threads(request, course_id)
        threads.append(thread.to_dict())

        course = get_course_with_access(request.user, course_id, 'load_forum')

        with newrelic.agent.FunctionTrace(nr_transaction, "add_courseware_context"):
            add_courseware_context(threads, course)

        for thread in threads:
            if thread.get('group_id') and not thread.get('group_name'):
                thread['group_name'] = get_cohort_by_id(course_id, thread.get('group_id')).name

            #patch for backward compatibility with comments service
            if not "pinned" in thread:
                thread["pinned"] = False

        threads = [utils.safe_content(thread) for thread in threads]

        #recent_active_threads = cc.search_recent_active_threads(
        #    course_id,
        #    recursive=False,
        #    query_params={'follower_id': request.user.id},
        #)

        with newrelic.agent.FunctionTrace(nr_transaction, "get_metadata_for_threads"):
            annotated_content_info = utils.get_metadata_for_threads(course_id, threads, request.user, user_info)

        with newrelic.agent.FunctionTrace(nr_transaction, "get_cohort_info"):
            cohorts = get_course_cohorts(course_id)
            cohorted_commentables = get_cohorted_commentables(course_id)
            user_cohort = get_cohort_id(request.user, course_id)

        context = {
            'discussion_id': discussion_id,
            'csrf': csrf(request)['csrf_token'],
            'init': '',   # TODO: What is this?
            'user_info': saxutils.escape(json.dumps(user_info), escapedict),
            'annotated_content_info': saxutils.escape(json.dumps(annotated_content_info), escapedict),
            'course': course,
            #'recent_active_threads': recent_active_threads,
            'course_id': course.id,   # TODO: Why pass both course and course.id to template?
            'thread_id': thread_id,
            'threads': saxutils.escape(json.dumps(threads), escapedict),
            'category_map': category_map,
            'roles': saxutils.escape(json.dumps(utils.get_role_ids(course_id)), escapedict),
            'thread_pages': query_params['num_pages'],
            'is_course_cohorted': is_course_cohorted(course_id),
            'is_moderator': cached_has_permission(request.user, "see_all_cohorts", course_id),
            'flag_moderator': cached_has_permission(request.user, 'openclose_thread', course.id) or has_access(request.user, course, 'staff'),
            'cohorts': cohorts,
            'user_cohort': get_cohort_id(request.user, course_id),
            'cohorted_commentables': cohorted_commentables
        }
        return render_to_response('discussion/index.html', context)
Exemplo n.º 21
0
def create_thread(request, course_id, commentable_id):
    """
    Given a course and commentble ID, create the thread
    """

    log.debug("Creating new thread in %r, id %r", course_id, commentable_id)
    course = get_course_with_access(request.user, course_id, 'load')
    post = request.POST

    if course.allow_anonymous:
        anonymous = post.get('anonymous', 'false').lower() == 'true'
    else:
        anonymous = False

    if course.allow_anonymous_to_peers:
        anonymous_to_peers = post.get(
            'anonymous_to_peers', 'false').lower() == 'true'
    else:
        anonymous_to_peers = False

    thread = cc.Thread(**extract(post, ['body', 'title', 'tags']))
    thread.update_attributes(**{
        'anonymous': anonymous,
        'anonymous_to_peers': anonymous_to_peers,
        'commentable_id': commentable_id,
        'course_id': course_id,
        'user_id': request.user.id,
    })

    user = cc.User.from_django_user(request.user)

    # kevinchugh because the new requirement is that all groups will be determined
    # by the group id in the request this all goes away
    # not anymore, only for admins

    # Cohort the thread if the commentable is cohorted.
    if is_commentable_cohorted(course_id, commentable_id):
        user_group_id = get_cohort_id(user, course_id)

        # TODO (vshnayder): once we have more than just cohorts, we'll want to
        # change this to a single get_group_for_user_and_commentable function
        # that can do different things depending on the commentable_id
        if cached_has_permission(request.user, "see_all_cohorts", course_id):
            # admins can optionally choose what group to post as
            group_id = post.get('group_id', user_group_id)
        else:
            # regular users always post with their own id.
            group_id = user_group_id

        if group_id:
            thread.update_attributes(group_id=group_id)

    thread.save()

    # patch for backward compatibility to comments service
    if not 'pinned' in thread.attributes:
        thread['pinned'] = False

    if post.get('auto_subscribe', 'false').lower() == 'true':
        user = cc.User.from_django_user(request.user)
        user.follow(thread)
    courseware_context = get_courseware_context(thread, course)
    data = thread.to_dict()
    if courseware_context:
        data.update(courseware_context)
    if request.is_ajax():
        return ajax_content_response(request, course_id, data, 'discussion/ajax_create_thread.html')
    else:
        return JsonResponse(utils.safe_content(data))
Exemplo n.º 22
0
def forum_form_discussion(request, course_id):
    """
    Renders the main Discussion page, potentially filtered by a search query
    """
    course_key = SlashSeparatedCourseKey.from_deprecated_string(course_id)
    nr_transaction = newrelic.agent.current_transaction()

    course = get_course_with_access(request.user,
                                    'load_forum',
                                    course_key,
                                    check_if_enrolled=True)
    course_settings = make_course_settings(course, include_category_map=True)

    user = cc.User.from_django_user(request.user)
    user_info = user.to_dict()

    try:
        unsafethreads, query_params = get_threads(
            request, course_key)  # This might process a search query
        is_staff = cached_has_permission(request.user, 'openclose_thread',
                                         course.id)
        threads = [
            utils.prepare_content(thread, course_key, is_staff)
            for thread in unsafethreads
        ]
    except cc.utils.CommentClientMaintenanceError:
        log.warning("Forum is in maintenance mode")
        return render_to_response('discussion/maintenance.html', {})
    except ValueError:
        return HttpResponseBadRequest("Invalid group_id")

    with newrelic.agent.FunctionTrace(nr_transaction,
                                      "get_metadata_for_threads"):
        annotated_content_info = utils.get_metadata_for_threads(
            course_key, threads, request.user, user_info)

    with newrelic.agent.FunctionTrace(nr_transaction,
                                      "add_courseware_context"):
        add_courseware_context(threads, course)

    if request.is_ajax():
        return utils.JsonResponse({
            'discussion_data':
            threads,  # TODO: Standardize on 'discussion_data' vs 'threads'
            'annotated_content_info':
            annotated_content_info,
            'num_pages':
            query_params['num_pages'],
            'page':
            query_params['page'],
            'corrected_text':
            query_params['corrected_text'],
        })
    else:
        with newrelic.agent.FunctionTrace(nr_transaction, "get_cohort_info"):
            user_cohort_id = get_cohort_id(request.user, course_key)

        context = {
            'csrf':
            csrf(request)['csrf_token'],
            'course':
            course,
            #'recent_active_threads': recent_active_threads,
            'staff_access':
            has_access(request.user, 'staff', course),
            'threads':
            _attr_safe_json(threads),
            'thread_pages':
            query_params['num_pages'],
            'user_info':
            _attr_safe_json(user_info),
            'flag_moderator':
            cached_has_permission(request.user, 'openclose_thread', course.id)
            or has_access(request.user, 'staff', course),
            'annotated_content_info':
            _attr_safe_json(annotated_content_info),
            'course_id':
            course.id.to_deprecated_string(),
            'roles':
            _attr_safe_json(utils.get_role_ids(course_key)),
            'is_moderator':
            cached_has_permission(request.user, "see_all_cohorts", course_key),
            'cohorts':
            course_settings[
                "cohorts"],  # still needed to render _thread_list_template
            'user_cohort':
            user_cohort_id,  # read from container in NewPostView
            'is_course_cohorted':
            is_course_cohorted(
                course_key),  # still needed to render _thread_list_template
            'sort_preference':
            user.default_sort_key,
            'category_map':
            course_settings["category_map"],
            'course_settings':
            _attr_safe_json(course_settings)
        }
        # print "start rendering.."
        return render_to_response('discussion/index.html', context)
Exemplo n.º 23
0
def single_thread(request, course_id, discussion_id, thread_id):
    course_key = SlashSeparatedCourseKey.from_deprecated_string(course_id)
    nr_transaction = newrelic.agent.current_transaction()

    course = get_course_with_access(request.user, 'load_forum', course_key)
    course_settings = make_course_settings(course, include_category_map=True)
    cc_user = cc.User.from_django_user(request.user)
    user_info = cc_user.to_dict()
    is_moderator = cached_has_permission(request.user, "see_all_cohorts",
                                         course_key)

    # Currently, the front end always loads responses via AJAX, even for this
    # page; it would be a nice optimization to avoid that extra round trip to
    # the comments service.
    try:
        thread = cc.Thread.find(thread_id).retrieve(
            recursive=request.is_ajax(),
            user_id=request.user.id,
            response_skip=request.GET.get("resp_skip"),
            response_limit=request.GET.get("resp_limit"))
    except cc.utils.CommentClientRequestError as e:
        if e.status_code == 404:
            raise Http404
        raise

    # verify that the thread belongs to the requesting student's cohort
    if is_commentable_cohorted(course_key, discussion_id) and not is_moderator:
        user_group_id = get_cohort_id(request.user, course_key)
        if getattr(thread, "group_id",
                   None) is not None and user_group_id != thread.group_id:
            raise Http404

    is_staff = cached_has_permission(request.user, 'openclose_thread',
                                     course.id)
    if request.is_ajax():
        with newrelic.agent.FunctionTrace(nr_transaction,
                                          "get_annotated_content_infos"):
            annotated_content_info = utils.get_annotated_content_infos(
                course_key, thread, request.user, user_info=user_info)
        content = utils.prepare_content(thread.to_dict(), course_key, is_staff)
        with newrelic.agent.FunctionTrace(nr_transaction,
                                          "add_courseware_context"):
            add_courseware_context([content], course)
        return utils.JsonResponse({
            'content':
            content,
            'annotated_content_info':
            annotated_content_info,
        })

    else:
        try:
            threads, query_params = get_threads(request, course_key)
        except ValueError:
            return HttpResponseBadRequest("Invalid group_id")
        threads.append(thread.to_dict())

        with newrelic.agent.FunctionTrace(nr_transaction,
                                          "add_courseware_context"):
            add_courseware_context(threads, course)

        for thread in threads:
            #patch for backward compatibility with comments service
            if not "pinned" in thread:
                thread["pinned"] = False

        threads = [
            utils.prepare_content(thread, course_key, is_staff)
            for thread in threads
        ]

        with newrelic.agent.FunctionTrace(nr_transaction,
                                          "get_metadata_for_threads"):
            annotated_content_info = utils.get_metadata_for_threads(
                course_key, threads, request.user, user_info)

        with newrelic.agent.FunctionTrace(nr_transaction, "get_cohort_info"):
            user_cohort = get_cohort_id(request.user, course_key)

        context = {
            'discussion_id':
            discussion_id,
            'csrf':
            csrf(request)['csrf_token'],
            'init':
            '',  # TODO: What is this?
            'user_info':
            _attr_safe_json(user_info),
            'annotated_content_info':
            _attr_safe_json(annotated_content_info),
            'course':
            course,
            #'recent_active_threads': recent_active_threads,
            'course_id':
            course.id.to_deprecated_string(
            ),  # TODO: Why pass both course and course.id to template?
            'thread_id':
            thread_id,
            'threads':
            _attr_safe_json(threads),
            'roles':
            _attr_safe_json(utils.get_role_ids(course_key)),
            'is_moderator':
            is_moderator,
            'thread_pages':
            query_params['num_pages'],
            'is_course_cohorted':
            is_course_cohorted(course_key),
            'flag_moderator':
            cached_has_permission(request.user, 'openclose_thread', course.id)
            or has_access(request.user, 'staff', course),
            'cohorts':
            course_settings["cohorts"],
            'user_cohort':
            user_cohort,
            'sort_preference':
            cc_user.default_sort_key,
            'category_map':
            course_settings["category_map"],
            'course_settings':
            _attr_safe_json(course_settings)
        }
        return render_to_response('discussion/index.html', context)
Exemplo n.º 24
0
def forum_form_discussion(request, course_id):
    """
    Renders the main Discussion page, potentially filtered by a search query
    """
    nr_transaction = newrelic.agent.current_transaction()

    course = get_course_with_access(request.user, course_id, 'load_forum')
    with newrelic.agent.FunctionTrace(nr_transaction,
                                      "get_discussion_category_map"):
        category_map = utils.get_discussion_category_map(course)

    try:
        unsafethreads, query_params = get_threads(
            request, course_id)  # This might process a search query
        threads = [utils.safe_content(thread) for thread in unsafethreads]
    except cc.utils.CommentClientMaintenanceError:
        log.warning("Forum is in maintenance mode")
        return render_to_response('discussion/maintenance.html', {})

    user = cc.User.from_django_user(request.user)
    user_info = user.to_dict()

    with newrelic.agent.FunctionTrace(nr_transaction,
                                      "get_metadata_for_threads"):
        annotated_content_info = utils.get_metadata_for_threads(
            course_id, threads, request.user, user_info)

    with newrelic.agent.FunctionTrace(nr_transaction,
                                      "add_courseware_context"):
        add_courseware_context(threads, course)

    if request.is_ajax():
        return utils.JsonResponse({
            'discussion_data':
            threads,  # TODO: Standardize on 'discussion_data' vs 'threads'
            'annotated_content_info': annotated_content_info,
            'num_pages': query_params['num_pages'],
            'page': query_params['page'],
        })
    else:
        with newrelic.agent.FunctionTrace(nr_transaction, "get_cohort_info"):
            cohorts = get_course_cohorts(course_id)
            cohorted_commentables = get_cohorted_commentables(course_id)

            user_cohort_id = get_cohort_id(request.user, course_id)

        context = {
            'csrf':
            csrf(request)['csrf_token'],
            'course':
            course,
            #'recent_active_threads': recent_active_threads,
            'staff_access':
            has_access(request.user, course, 'staff'),
            'threads':
            saxutils.escape(json.dumps(threads), escapedict),
            'thread_pages':
            query_params['num_pages'],
            'user_info':
            saxutils.escape(json.dumps(user_info), escapedict),
            'flag_moderator':
            cached_has_permission(request.user, 'openclose_thread', course.id)
            or has_access(request.user, course, 'staff'),
            'annotated_content_info':
            saxutils.escape(json.dumps(annotated_content_info), escapedict),
            'course_id':
            course.id,
            'category_map':
            category_map,
            'roles':
            saxutils.escape(json.dumps(utils.get_role_ids(course_id)),
                            escapedict),
            'is_moderator':
            cached_has_permission(request.user, "see_all_cohorts", course_id),
            'cohorts':
            cohorts,
            'user_cohort':
            user_cohort_id,
            'cohorted_commentables':
            cohorted_commentables,
            'is_course_cohorted':
            is_course_cohorted(course_id)
        }
        # print "start rendering.."
        return render_to_response('discussion/index.html', context)
Exemplo n.º 25
0
def forum_form_discussion(request, course_id):
    """
    Renders the main Discussion page, potentially filtered by a search query
    """

    from student.models import UserTestGroup, CourseEnrollment
    registered=CourseEnrollment.is_enrolled(request.user, course_id)
    if not registered:
        return redirect(reverse('cabout', args=[course_id]))
    
    course = get_course_with_access(request.user, course_id, 'load_forum')
    category_map = utils.get_discussion_category_map(course)
    id_map = get_discussion_id_map(course)
    try:
        unsafethreads, query_params = get_threads_tags(request, course_id)   # This might process a search query
        threads = [utils.safe_content(thread) for thread in unsafethreads]
    except cc.utils.CommentClientMaintenanceError:
        log.warning("Forum is in maintenance mode")
        return render_to_response('discussion/maintenance.html', {})
    except (cc.utils.CommentClientError, cc.utils.CommentClientUnknownError) as err:
        log.error("Error loading forum discussion threads: %s", str(err))
        raise Http404

    user = cc.User.from_django_user(request.user)
    user_info = user.to_dict()

    thread_output = []
    for thread in threads:
        #courseware_context = get_courseware_context(thread, course)
        #if courseware_context:
        #    thread.update(courseware_context)   
        id = thread['commentable_id']
        content_info = None
        if id in id_map:
            location = id_map[id]["location"].url()
            title = id_map[id]["title"]

            url = reverse('jump_to', kwargs={"course_id": course.location.course_id,
                      "location": location})

            thread.update({"courseware_url": url, "courseware_title": title})
        if len(thread.get('tags'))>0:
            #if thread.get('tags')[0]!='portfolio' and str(thread.get('courseware_url')).find('__am')<0:
            if thread.get('tags')[0]!='portfolio' and thread.get('tags')[0]!='aboutme':
                thread_output.append(thread)
    annotated_content_info = utils.get_metadata_for_threads(course_id, thread_output, request.user, user_info)
    if request.is_ajax():
        return utils.JsonResponse({
            'discussion_data': thread_output,   # TODO: Standardize on 'discussion_data' vs 'threads'
            'annotated_content_info': annotated_content_info,
            'num_pages': query_params['num_pages'],
            'page': query_params['page'],
        })
    else:
        #recent_active_threads = cc.search_recent_active_threads(
        #    course_id,
        #    recursive=False,
        #    query_params={'follower_id': request.user.id},
        #)

        #trending_tags = cc.search_trending_tags(
        #    course_id,
        #)
        cohorts = get_course_cohorts(course_id)
        cohorted_commentables = get_cohorted_commentables(course_id)

        user_cohort_id = get_cohort_id(request.user, course_id)
        if request.GET.get('pf_id') != None:
            curr_user = User.objects.get(id=int(request.GET.get('pf_id')))
        else:
            curr_user = None
        context = {
            'curr_user':curr_user,
            'csrf': csrf(request)['csrf_token'],
            'course': course,
            #'recent_active_threads': recent_active_threads,
            #'trending_tags': trending_tags,
            'staff_access': has_access(request.user, course, 'staff'),
            'threads': saxutils.escape(json.dumps(thread_output), escapedict),
            'thread_pages': query_params['num_pages'],
            'user_info': saxutils.escape(json.dumps(user_info), escapedict),
            'flag_moderator': cached_has_permission(request.user, 'openclose_thread', course.id) or has_access(request.user, course, 'staff'),
            'annotated_content_info': saxutils.escape(json.dumps(annotated_content_info), escapedict),
            'course_id': course.id,
            'category_map': category_map,
            'roles': saxutils.escape(json.dumps(utils.get_role_ids(course_id)), escapedict),
            'is_moderator': cached_has_permission(request.user, "see_all_cohorts", course_id),
            'cohorts': cohorts,
            'user_cohort': user_cohort_id,
            'cohorted_commentables': cohorted_commentables,
            'is_course_cohorted': is_course_cohorted(course_id)
        }
        # print "start rendering.."
        return render_to_response('discussion/index.html', context)
Exemplo n.º 26
0
def get_threads(request,
                course_id,
                discussion_id=None,
                per_page=THREADS_PER_PAGE):
    """
    This may raise an appropriate subclass of cc.utils.CommentClientError
    if something goes wrong.
    """
    default_query_params = {
        'page': 1,
        'per_page': per_page,
        'sort_key': 'date',
        'sort_order': 'desc',
        'text': '',
        'commentable_id': discussion_id,
        'course_id': course_id,
        'user_id': request.user.id,
    }

    if not request.GET.get('sort_key'):
        # If the user did not select a sort key, use their last used sort key
        cc_user = cc.User.from_django_user(request.user)
        cc_user.retrieve()
        # TODO: After the comment service is updated this can just be user.default_sort_key because the service returns the default value
        default_query_params['sort_key'] = cc_user.get(
            'default_sort_key') or default_query_params['sort_key']
    else:
        # If the user clicked a sort key, update their default sort key
        cc_user = cc.User.from_django_user(request.user)
        cc_user.default_sort_key = request.GET.get('sort_key')
        cc_user.save()

    #there are 2 dimensions to consider when executing a search with respect to group id
    #is user a moderator
    #did the user request a group

    #if the user requested a group explicitly, give them that group, othewrise, if mod, show all, else if student, use cohort

    group_id = request.GET.get('group_id')

    if group_id == "all":
        group_id = None

    if not group_id:
        if not cached_has_permission(request.user, "see_all_cohorts",
                                     course_id):
            group_id = get_cohort_id(request.user, course_id)

    if group_id:
        default_query_params["group_id"] = group_id

    #so by default, a moderator sees all items, and a student sees his cohort

    query_params = merge_dict(
        default_query_params,
        strip_none(
            extract(request.GET, [
                'page', 'sort_key', 'sort_order', 'text', 'commentable_ids',
                'flagged'
            ])))

    threads, page, num_pages = cc.Thread.search(query_params)

    #now add the group name if the thread has a group id
    for thread in threads:

        if thread.get('group_id'):
            thread['group_name'] = get_cohort_by_id(
                course_id, thread.get('group_id')).name
            thread['group_string'] = "This post visible only to Group %s." % (
                thread['group_name'])
        else:
            thread['group_name'] = ""
            thread['group_string'] = "This post visible to everyone."

        #patch for backward compatibility to comments service
        if not 'pinned' in thread:
            thread['pinned'] = False

    query_params['page'] = page
    query_params['num_pages'] = num_pages

    return threads, query_params
def create_thread(request, course_id, commentable_id, thread_data, portfolio_user, id_map):
    """
    Given a course and commentble ID, create the thread
    """
    course = get_course_with_access(portfolio_user, course_id, 'load')
   
    if course.allow_anonymous:
        anonymous = thread_data.get('anonymous', 'false').lower() == 'true'
    else:
        anonymous = False

    if course.allow_anonymous_to_peers:
        anonymous_to_peers = thread_data.get('anonymous_to_peers', 'false').lower() == 'true'
    else:
        anonymous_to_peers = False
    thread = cc.Thread(**extract(thread_data, ['body', 'title', 'tags']))
    thread.update_attributes(**{
        'anonymous': anonymous,
        'anonymous_to_peers': anonymous_to_peers,
        'commentable_id': commentable_id,
        'course_id': course_id,
        'user_id': portfolio_user.id,
    })
    
    user = cc.User.from_django_user(portfolio_user)

    #kevinchugh because the new requirement is that all groups will be determined
    #by the group id in the request this all goes away
    #not anymore, only for admins

    # Cohort the thread if the commentable is cohorted.
    if is_commentable_cohorted(course_id, commentable_id):
        user_group_id = get_cohort_id(user, course_id)

        # TODO (vshnayder): once we have more than just cohorts, we'll want to
        # change this to a single get_group_for_user_and_commentable function
        # that can do different things depending on the commentable_id
        if cached_has_permission(portfolio_user, "see_all_cohorts", course_id):
            # admins can optionally choose what group to post as
            group_id = thread_data.get('group_id', user_group_id)
        else:
            # regular users always post with their own id.
            group_id = user_group_id

        if group_id:
            thread.update_attributes(group_id=group_id)

    thread.save()
    #patch for backward compatibility to comments service
    if not 'pinned' in thread.attributes:
        thread['pinned'] = False

    if thread_data.get('auto_subscribe', 'false').lower() == 'true':
        user = cc.User.from_django_user(portfolio_user)
        user.follow(thread)
    #courseware_context = get_courseware_context(thread, course)
    data = thread.to_dict()
    '''
    id = data['commentable_id']
    content_info = None
    if id in id_map:
        location = id_map[id]["location"].url()
        title = id_map[id]["title"]

        url = reverse('jump_to', kwargs={"course_id": course.location.course_id,
                  "location": location})

        data.update({"courseware_url": url, "courseware_title": title})
    '''
    #if courseware_context:
    #    data.update(courseware_context)  
    return ajax_content_response(request, course_id, data, 'discussion/ajax_create_thread.html')
    '''