示例#1
0
def like(request, username, slug):
    authenticated_user = get_authenticated_user(request)
    person = get_object_or_404(Person, username=username)  # Get the Person
    post = get_object_or_404(Post, author=person, slug=slug)  # Get the Post

    # If user has liked post before
    if post in authenticated_user.liked_posts.all():
        post.likes.remove(authenticated_user)
        post.len_likes = int(post.len_likes) - 1
        authenticated_user.liked_posts.remove(post)
        responseText = f'<button class="btn btn-light me-2" type="button" onclick="likePost(\'{post.author.username}\', \'{post.slug}\', \'{post.id}\')"><i class="far fa-heart"></i> <span class="fa-num">{post.len_likes}</span></button>'

    # If user has not liked post before
    else:
        post.likes.add(authenticated_user)
        post.len_likes = int(post.len_likes) + 1
        authenticated_user.liked_posts.add(post)
        responseText = f'<button class="btn btn-outline-danger me-2" type="button" onclick="likePost(\'{post.author.username}\', \'{post.slug}\', \'{post.id}\')"><i class="fas fa-heart"></i> <span class="fa-num">{post.len_likes}</span></button>'

        notif = Notification(
            receiver=post.author,
            message=
            f'<a href="/user/{authenticated_user.username}/">{authenticated_user.name}</a> مطلب «<a href="/user/{username}/post/{slug}/">{post.title}</a>» شما را پسند کرد',
            notif_type='like')
        notif.save()

    authenticated_user.save()
    post.save()

    # Response the data
    return HttpResponse(responseText)
示例#2
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def follow_person(request, username, url):
    person = Person.objects.get(username = username)

    user = Person.objects.get(username = request.user.username)

    if person in user.following.all():
        user.following.remove(person)
        user.len_following = int(user.len_following) - 1

        person.followers.remove(user)
        person.len_followers = int(person.len_followers) - 1
        

    else:
        user.following.add(person)
        user.len_following = int(user.len_following) + 1

        person.followers.add(user)
        person.len_followers = int(person.len_followers) + 1

        notif = Notification(givver = person, message = '<a href="/user/{0}/">{1}</a> از حالا شما را دنبال می‌کند'.format(user.username, user.name), notif_type = 'follow')
        notif.save()

    person.save()
    user.save()

    return HttpResponseRedirect(url.replace('%2F', '/'))
示例#3
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def follow_person(request, username, url):
    authenticated_user = get_authenticated_user(request)
    person = Person.objects.get(username=username)

    if person in authenticated_user.following.all():
        authenticated_user.following.remove(person)
        authenticated_user.len_following = int(
            authenticated_user.len_following) - 1

        person.followers.remove(authenticated_user)
        person.len_followers = int(person.len_followers) - 1

    else:
        authenticated_user.following.add(person)
        authenticated_user.len_following = int(
            authenticated_user.len_following) + 1

        person.followers.add(authenticated_user)
        person.len_followers = int(person.len_followers) + 1

        notif = Notification(
            givver=person,
            message=
            f'<a href="/user/{authenticated_user.username}/">{authenticated_user.name}</a> از حالا شما را دنبال می‌کند',
            notif_type='follow')
        notif.save()

    person.save()
    authenticated_user.save()

    return HttpResponseRedirect(url.replace('%2F', '/'))
示例#4
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def ds_noti_toprovider_lostbuyer(sku):
    """给sku的教师发消息,减少了某学生"""
    notification = Notification(user=sku.provider.user, sku=sku, noti=9,
                                open_time=timezone.now(),
                                close_time=sku.end_time)
    notification.save()
    return True
示例#5
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def achievement_add(request):
    if request.method == 'POST':
        uid=request.user.id
        dname = Employee.objects.get(UserId=uid).DepartmentName_id
        sdname = Employee.objects.get(UserId=uid).SubDepartmentName_id
        name = request.POST['txtachievementname']
        achievement = Achievement (
            AchievementName         = name,  
            DepartmentName_id       = dname,
            SubDepartmentName_id    = sdname,
            AchievementDescription  = request.POST['txtdescription']
        )
        achievement.save()

        notification = Notification(
            NotificationTitle            = "New Achievement",
            NotificationDescription      = name + " Added by Akshit Mithaiwala"
        )
        notification.save()

        return redirect('/admin/achievement/add/')
    else:
        department_data = Department.objects.all()
        subdepartment_data = SubDepartment.objects.all()
        return render(request, 'admin/achievement-add.html', {'department_data': department_data, 'subdepartment_data': subdepartment_data})
示例#6
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def post_like(request, username, post_id):
    authenticated_user = get_authenticated_user(request)
    post = Post.objects.get(id=post_id)

    response_data = {}

    if request.POST.get('action') == 'post':
        if post in authenticated_user.liked_posts.all():
            post.likes = int(post.likes) - 1
            authenticated_user.liked_posts.remove(post)
            response_data[
                'like_btn'] = f'<button type="submit" class="btn btn-light border-gray"><i class="far fa-heart"></i> {post.likes}</button>'

        else:
            post.likes = int(post.likes) + 1
            authenticated_user.liked_posts.add(post)
            response_data[
                'like_btn'] = f'<button type="submit" class="btn btn-light text-danger border-gray"><i class="fas fa-heart"></i> {post.likes}</button>'

            notif = Notification(
                givver=post.author,
                message=
                '<a href="/user/{0}/">{1}</a> مطلب «<a href="/user/{2}/post/{3}/">{4}</a>» شما را لایک کرد'
                .format(authenticated_user.username, authenticated_user.name,
                        post.author.username, post.id, post.title),
                notif_type='like')
            notif.save()

        authenticated_user.save()
        post.save()

        return JsonResponse(response_data)

    return HttpResponseRedirect('/user/' + username + '/post/' + str(post.id))
示例#7
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def post_like(request, username, post_id):
    user = request.user
    person = Person.objects.get(username=user.username)
    person_likes = person.likes.all()
    post = Post.objects.get(id=post_id)

    if post in person_likes:
        post.likes = int(post.likes) - 1
        person.likes.remove(post)

    else:
        post.likes = int(post.likes) + 1
        person.likes.add(post)

        notif = Notification(
            givver=post.author,
            message=
            '<a href="/user/{0}/">{1}</a> مطلب «<a href="/user/{2}/post/{3}/">{4}</a>» شما را لایک کرد'
            .format(person.username, person.name, post.author.username,
                    post.id, post.title),
            notif_type='like')
        notif.save()

    person.save()
    post.save()

    return HttpResponseRedirect('/user/' + username + '/post/' + str(post.id))
示例#8
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def reply_comment(request, username, slug, comment_id):
    authenticated_user = get_authenticated_user(request)
    comment = get_object_or_404(Comment, id=comment_id)  # Get the Comment

    if request.method == 'POST':
        form = CommentForm(request.POST)  # Get form

        if form.is_valid():
            text = form.cleaned_data['textInput']  # Read body

            # Create a Comment model with form data
            new_comment = Comment(
                author=authenticated_user,
                text=text,
            )
            new_comment.save()  # Save it

            # Add new comment to comment replys
            comment.replys.add(new_comment)

            notif = Notification(
                receiver=comment.author,
                message=
                f'<a href="/user/{authenticated_user.username}/">{authenticated_user.name}</a> پاسخی روی <a href="/user/{username}/post/{slug}/#comment_{comment.id}">نظر</a> شما ارسال کرد',
                notif_type='reply')
            notif.save()

    # Redirect user to 'person:post:detail' url
    return HttpResponseRedirect('/user/' + username + '/post/' + slug)
示例#9
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def add_comment(request, username, slug):
    authenticated_user = get_authenticated_user(request)
    person = get_object_or_404(Person, username=username)  # Get the Person
    post = get_object_or_404(Post, author=person, slug=slug)  # Get the Post

    if request.method == 'POST':
        form = CommentForm(request.POST)  # Get form

        if form.is_valid():
            text = form.cleaned_data['textInput']  # Read body

            # Create a Comment model with form data
            comment = Comment(
                author=authenticated_user,
                text=text,
            )
            comment.save()  # Save it

            post.comments.add(comment)
            post.len_comments = int(post.len_comments) + 1
            post.save()

            notif = Notification(
                receiver=post.author,
                message=
                f'<a href="/user/{authenticated_user.username}/">{authenticated_user.name}</a> نظری روی مطلب «<a href="/user/{username}/post/{slug}/">{post.title}</a>» شما ارسال کرد',
                notif_type='comment')
            notif.save()

    # Redirect user to 'person:post:detail' url
    return HttpResponseRedirect('/user/' + username + '/post/' + slug)
示例#10
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def club_add(request):
    if request.method == 'POST':
        ClubImage = request.FILES['txtimageurl']
        filesystem = FileSystemStorage()
        filename = filesystem.save(ClubImage.name, ClubImage)
        url = filesystem.url(filename)
        # Name split and join
        club_username = request.POST['txtclubname'].lower().split()
        if len(club_username) > 1:
            club_username = club_username[0] + "@events.com"
        else:
            club_username = "".join(club_username) + "@events.com"
        alphabet = string.ascii_letters + string.digits
        password = ''.join(secrets.choice(alphabet) for i in range(10))
        userId = request.user.id
        student = Student.objects.get(UserId_id=userId)
        email = student.StudentEmail
        # User Creation
        user = User.objects.create_user(
            club_username,
            email,
            password
        )

        club = Club(
            ClubName=request.POST['txtclubname'],
            ClubType=request.POST['txtclubtype'],
            ClubImageName=filename,
            ClubImage=url,
            DepartmentName_id=request.POST['dropdowndepartment'],
            FacebookLink=request.POST['txtfacebook'],
            InstagramLink=request.POST['txtinstagram'],
            TwitterLink=request.POST['txttwitter'],
            DribbbleLink=request.POST['txtdribbble']
        )
        clubMember = ClubMember(
            ClubId=club,
            StudentId=student,
            MemberRole='Club Admin'
        )

        group = Group.objects.get(name="clubAdmin")
        user.groups.add(group)
        user.save()
        club.save()
        clubMember.save()

        notification = Notification(
            NotificationTitle="New Club",
            NotificationDescription=name + "Added by " + request.user.first_name
        )
        notification.save()

        return redirect('/admin/club/add/')
    else:
        department_data = Department.objects.all()
        notification_data = Notification.objects.all().order_by(
            '-NotificationDateTime')[:3]
        return render(request, 'admin/club-add.html', {'department_data': department_data, 'notification_data': notification_data})
示例#11
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def ds_noti_tobuyer_noprovider(sku):
    """给学生发一个 noti 说完蛋了课不上了"""
    for buyer in sku.buyer.all():
        notification = Notification(user=buyer.user, sku=sku,
                                    noti=6, open_time=timezone.now(),
                                    close_time=timezone.now() + datetime.timedelta(weeks=100))
        notification.save()
    return True
示例#12
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def ds_noti_tobuyer_changeprovider(sku):
    """给学生发一个 noti 说课换老师了"""
    for buyer in sku.buyer.all():
        notification = Notification(user=buyer.user, sku=sku,
                                    noti=5, open_time=timezone.now(),
                                    close_time=sku.start_time + datetime.timedelta(hours=1))
        notification.save()
    return True
示例#13
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def student_add(request):
    if request.method == 'POST':
        StudentImage = request.FILES['txtimageurl']
        filesystem = FileSystemStorage()
        filename = filesystem.save(StudentImage.name, StudentImage)
        url = filesystem.url(filename)
        users = User.objects.all()
        for user in users:
            if user.username == request.POST['txtusername']:
                messages.warning(request, "User already exist")
                return redirect('/admin/student/add/')
        # User Creation
        user = User.objects.create_user(request.POST['txtusername'],
                                        request.POST['txtemail'],
                                        request.POST['txtpassword'])
        group = Group.objects.get(name="Student")
        user.groups.add(group)
        # Name split and join
        Name = request.POST['txtfullname'].split()
        if len(Name) > 1:
            user.first_name = Name[0]
            user.last_name = " ".join(Name[1:])
        else:
            user.first_name = " ".join(Name)
        user.save()
        student = Student(
            StudentName=request.POST['txtfullname'],
            UserId=user,
            # StudentUserName      = request.POST['txtusername'],
            # StudentPassword      = request.POST['txtpassword'],
            DepartmentName_id=request.POST['dropdowndepartment'],
            SubDepartmentName_id=request.POST['dropdownsubdepartment'],
            StudentImageName=filename,
            StudentImage=url,
            StudentGender=request.POST['gender'],
            StudentPhoneNumber=request.POST['txtphoneno'],
            StudentEmail=request.POST['txtemail'],
            StudentAddress=request.POST['txtaddress'],
            StudentCity=request.POST['txtcityname'])
        student.save()

        notification = Notification(
            NotificationTitle="New Student",
            NotificationDescription=request.POST['txtfullname'] +
            " Added by Akshit Mithaiwala")
        notification.save()

        return redirect('/admin/student/add/')
    else:
        department_data = Department.objects.all()
        subdepartment_data = SubDepartment.objects.all()
        return render(
            request, 'admin/student-add.html', {
                'department_data': department_data,
                'subdepartment_data': subdepartment_data
            })
示例#14
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文件: follow.py 项目: alexdiao/3805
def follow_user(follower_id, followed_id):
    """
    ..warning::
        The following problem should be resolved by @use_master decorator
        In production, since database is set up as master-slave, it's easy to create inconsistency.
        A typical situation is notification.incr_count_in_profile() gets called on master and the result on that profile
        is not propagated to slave(), and followed query Profile on slave, bringing in dirty data of notification_count.
        Also be wary of when follow_user is called together, invitor and invited follow each other right after registration.
    """

    if follower_id == followed_id:
        return 'error'
    
    try:
        followed = Profile.objects.get(pk=followed_id)
        follower = Profile.objects.get(pk=follower_id) 
        #if not followed.is_active or not follower.is_active:
        #    return 'error'
        
        follow_relation = User_User()
        follow_relation.follower_id = follower_id
        follow_relation.followed_id = followed_id
        follow_relation.save()
    
        notification = Notification(operation='f')
        notification.user_id = followed_id
        notification.related_user_id = follower_id
        notification.save()     
    
        #Increase the followed user's follower count 
        followed.follower_count += 1
        followed.notification_count += 1
        followed.save()
        
        follower.following_count += 1
        follower.save()
        
        user_recommendation_set = User_Recommendation.objects.filter(user__pk=follower_id, user_to_follow__pk=followed_id)
        if user_recommendation_set:
            user_recommendation = user_recommendation_set[0]
            #To prevent table growing too large, just delete the row; Mark deleted is only 
            #used for people that user marked not interested.
            user_recommendation.delete() 
        
        rc = redis.Redis(host=settings.REDIS_HOST, port=6379, db=0)
        key = 'user_following_' + str(follower_id)
        rc.zadd(key, followed_id, 1)
        rc.delete('news_feeds_' + str(follower_id))
    except: #Fail silently since user may follow on different pages
        return 'success'
    
    return 'success'
示例#15
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def edit_language_set_root_action(user_id, topic_id, root_id):
    """Add/Modify an Enlish topic as language root;No root can be added for English topic"""
    topic = Topic.objects.get(pk=topic_id)
    root = Topic.objects.get(pk=root_id)
    if topic.language == 'en' or root.language != 'en':
        return '只能由非英语话题指向英语话题'
    else:
        previous_root = topic.language_set_root
        topic.language_set_root = root
        topic.save()
        
        reference = None #Initialize
        if previous_root:
            refs = Topic_Revision.objects.filter(topic__id=topic_id, operation='ml').order_by('-pk')
            if refs:
                reference = refs[0]
                if reference.user_id != user_id:
                    notification = Notification(operation='ml')
                    notification.user_id = reference.user_id
                    notification.related_user_id = user_id
                    notification.topic_id = topic_id
                    notification.incr_count_in_profile()
                    notification.save()
                    update_user_topic_fame(topic_id, user_id, reference.user_id)
            else:
                reference = None
                update_user_topic_fame(topic_id, user_id)
            
        topic_revision = Topic_Revision(operation='ml', reference=reference)
        topic_revision.topic_id = topic_id
        if previous_root:
            topic_revision.previous_root = previous_root
        topic_revision.user_id = user_id
        topic_revision.save()
        return topic.pk
示例#16
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def add_topic_alias_action(user_id, topic_id, topic_name, alias):
    """return topic_alias.id(long) if succeed, otherwise return error message"""
    if topic_name == alias:
        return '别名不能与话题名相同'
    if alias and SensitiveWord.objects.filter(name=alias, disabled=False):
        return '根据当地法律,此别名不能被添加'
    old_aliases = Topic_Alias.objects.filter(topic__id=topic_id, alias=alias)
    if old_aliases:
        return '此别名已经添加到此话题'
    else:
        topic_alias = Topic_Alias(alias=alias)
        topic_alias.topic_id = topic_id
        topic_alias.save()
    
        refs = Topic_Revision.objects.filter(topic__id=topic_id, operation='da', alias=topic_alias.alias).order_by('-pk')
        if refs:
            reference = refs[0]
            if reference.user_id != user_id:
                notification = Notification(operation='aa')
                notification.user_id = reference.user_id
                notification.related_user_id = user_id
                notification.topic_id = topic_id
                notification.incr_count_in_profile()
                notification.save()
                update_user_topic_fame(topic_id, user_id, reference.user_id)
        else:
            reference = None
            update_user_topic_fame(topic_id, user_id)
            
        topic_revision = Topic_Revision(operation='aa', reference=reference)
        topic_revision.topic_id = topic_id
        topic_revision.alias = topic_alias.alias
        topic_revision.user_id = user_id
        topic_revision.save()
        return topic_alias.id
示例#17
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def delete_topic_alias_action(user_id, topic_id, alias):
    """ return topic_id(int) if succeed, otherwise return error message"""
    old_alias_set = Topic_Alias.objects.filter(topic__id=topic_id, alias=alias)
    if old_alias_set:
        old_alias = old_alias_set[0]
 
        refs = Topic_Revision.objects.filter(topic__id=topic_id, operation='aa', alias=old_alias.alias).order_by('-pk')
        if refs:
            reference = refs[0]
            if reference.user_id != user_id:
                notification = Notification(operation='da')
                notification.user_id = reference.user_id
                notification.related_user_id = user_id
                notification.topic_id = topic_id
                notification.incr_count_in_profile()
                notification.save()
                update_user_topic_fame(topic_id, user_id, reference.user_id)
        else:
            reference = None
            update_user_topic_fame(topic_id, user_id)
            
        topic_revision = Topic_Revision(operation='da', reference=reference)
        topic_revision.topic_id = topic_id
        topic_revision.alias = old_alias.alias
        topic_revision.user_id = user_id
        topic_revision.save()
        
        old_alias.delete()
        return topic_id
    else:
        return '此别名不存在' 
示例#18
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def delete_topic_parent_action(user_id, topic_id, parent_id):
    """return 0(int) if succeeded, otherwise return error message"""
    topic_parent = Topic_Parent.objects.filter(topic__id=topic_id, parent__id=parent_id)
    topic_parent.delete()
    refs = Topic_Revision.objects.filter(topic__id=topic_id, parent__id=parent_id, operation='ap').order_by('-pk')
    if refs:
        reference = refs[0]
        if reference.user_id != user_id:
            notification = Notification(operation='dp')
            notification.user_id = reference.user_id
            notification.related_user_id = user_id
            notification.topic_id = topic_id
            notification.incr_count_in_profile()
            notification.save()
            update_user_topic_fame(topic_id, user_id, reference.user_id) 
    else:
        reference = None
        update_user_topic_fame(topic_id, user_id)
        
    topic_revision = Topic_Revision(operation='dp', reference=reference)
    topic_revision.topic_id = topic_id
    topic_revision.parent_id = parent_id
    topic_revision.user_id = user_id
    topic_revision.save()
    return 0
示例#19
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def action(invite_id, action):
    invite = Invite.query.filter_by(id=invite_id).first_or_404()
    user = User.query.filter_by(id=invite.sender_id).first_or_404()
    if request.method == 'POST' and action == 'userResponse':
        response = request.form.get('userResponse')
        message = "{} has sent you a message regarding your invite \"{}\". Message: \"{}\" ".format(
            current_user.name, invite.heading, response)
        notification = Notification(author=current_user,
                                    receiver=user,
                                    message=message,
                                    type="userResponse")
        db.session.add(notification)
        db.session.commit()
        flash('Your response has been sent successfully.')
    if request.method == 'POST' and action == 'authorResponse':
        notif = Notification.query.filter_by(id=invite_id).first_or_404()
        usern = User.query.filter_by(id=notif.senderId).first_or_404()
        response = request.form.get('authorResponse')
        message = "{} has sent you a message regarding your response. Message: \"{}\" ".format(
            current_user.name, response)
        notification = Notification(author=current_user,
                                    receiver=usern,
                                    message=message,
                                    type="authorResponse")
        db.session.add(notification)
        db.session.commit()
    if action == 'accept':
        message = "{} has accepted your invitation\n Heading:{}.  \n Details:{}".format(
            current_user.name, invite.heading, invite.details)
        invite.accepted = True
        notification = Notification(author=current_user,
                                    receiver=user,
                                    message=message,
                                    type="accept")
        db.session.add(notification)
        current_user.accept_invite(invite)
        db.session.commit()
    if action == 'reject':
        message = "{} has rejected your invitation. Heading:{} Details:{}".format(
            current_user.name, invite.heading, invite.details)
        invite.rejected = True
        notification = Notification(author=current_user,
                                    receiver=user,
                                    message=message,
                                    type="reject")
        db.session.add(notification)
        current_user.reject_invite(invite)
        db.session.commit()
    return redirect(request.referrer)
示例#20
0
def add_topic_parent_action(user_id, topic_id, parent_id=0, parent_name=''):
    """
    Return parent_id(long) if succeed, otherwise return error message
    @attention: Haoliang modified the return value
    """
    #if paernt_id is passed, we use it directly later on; Otherwise we need to add topic and get parent_id
    if not parent_id and not parent_name:
        return '上级话题不能为空'
    
    if parent_name:
        parent_set = Topic.objects.filter(name=parent_name)
        if parent_set and not parent_set[0].deleted:
            parent_id = parent_set[0].pk
        else:
            return_value = add_topic_action(user_id, topic_name=parent_name)
            if  return_value['error_message']:
                return return_value['error_message']
            else:
                parent_id = int(return_value['topic_id'])
        
    if topic_id == parent_id:
        return '不能将自身话题作为上级话题'
    
    topic_childs = Topic_Parent.objects.filter(parent__id=topic_id)
    for tc in topic_childs:
        if parent_id == tc.topic_id:
            return '不能将此话题下层话题作为上层话题'
    
    topic_parent = Topic_Parent.objects.filter(topic__id=topic_id, parent__id=parent_id)
    if topic_parent:
        return '请勿输入重复的父母话题'
    
    topic_parent = Topic_Parent()
    topic_parent.topic_id = topic_id
    topic_parent.parent_id = parent_id
    topic_parent.save()
    
    refs = Topic_Revision.objects.filter(topic__id=topic_id, parent__id=parent_id, operation='dp').order_by('-pk')
    if refs:
        reference = refs[0]
        if reference.user_id != user_id:
            notification = Notification(operation='ap')
            notification.user_id = reference.user_id
            notification.related_user_id = user_id
            notification.topic_id = topic_id
            notification.incr_count_in_profile()
            notification.save()
            update_user_topic_fame(topic_id, user_id, reference.user_id) 
    else:
        reference = None
        update_user_topic_fame(topic_id, user_id)
        
    topic_revision = Topic_Revision(operation='ap', reference=reference)
    topic_revision.topic_id = topic_id
    topic_revision.parent_id = parent_id
    topic_revision.user_id = user_id
    topic_revision.save()
    return parent_id
示例#21
0
def club_member_approval(request):
    if request.is_ajax():
        if request.method == 'POST':
            club_data = ClubMemberRequest.objects.get(
                id=request.POST['request_id']
            )
            student = Student.objects.get(
                StudentId=club_data.StudentId_id)
            club = Club.objects.get(
                ClubName=club_data.ClubId_id)
            if request.POST['status'] == "approve":
                clubMember = ClubMember(
                    ClubId=club,
                    StudentId=student,
                    MemberRole='Club Member'
                )
                clubMember.save()
                notification = Notification(
                    NotificationTitle="New Club Member ",
                    NotificationDescription=club_data.ClubId_id +
                    " Added by " + student.StudentName
                )
                notification.save()
                club_request = ClubMemberRequest.objects.get(
                    pk=request.POST['request_id'])
                club_request.delete()
                send_mail(
                    'Club Member Proposal',
                    f'We are Glad to inform you that you are member of Club "{club.ClubName}"',
                    '*****@*****.**',
                    [student.StudentEmail],
                    fail_silently=False,
                )
                return JsonResponse({}, status=200)
            else:
                club_request = ClubMemberRequest.objects.get(
                    pk=request.POST['request_id'])
                club_request.delete()
                send_mail(
                    'Club Member Proposal',
                    f'We are sorry to inform you that Club "{club.ClubName}" denied your proposal',
                    '*****@*****.**',
                    [student.StudentEmail],
                    fail_silently=False,
                )
                return JsonResponse({}, status=200)
            return JsonResponse({}, status=500)
示例#22
0
def delete_topic_action(user_id, topic_id, comment=''):
    """"
    Args: 
       topic_id: integer
       comment: string
    Return:
       Success: 0(int)
       Failed: error_message(string)
    TODO: limit the privilege of deleting large topics to only admin or user with good reputation.
    """
    topic = Topic.objects.get(pk=topic_id)
    if topic:
        if topic.locked:
            return '此话题已被锁定,只有管理员可以更改'
        elif not topic.deleted:
            topic.deleted = True 
            topic.save()
            
            item_topic_set = Item_Topic.objects.filter(topic__id=topic.pk)
            if item_topic_set:
                # TODO how to improve efficiency of bulk updating
                for item_topic in item_topic_set:
                    item_topic.topic_deleted = True
                    item_topic.save()
            
            topic_parent_set = Topic_Parent.objects.filter(parent__id=topic.pk)
            if topic_parent_set:
                for topic_parent in topic_parent_set:
                    topic_parent.parent_deleted = True
                    topic_parent.save()
            
            refs = Topic_Revision.objects.filter(topic__id=topic.pk, operation='a').order_by('-pk')
            if refs:
                reference = refs[0]
                if reference.user_id != user_id:
                    notification = Notification(operation='d')
                    notification.user_id = reference.user_id
                    notification.related_user_id = user_id
                    notification.topic_id = topic_id
                    notification.incr_count_in_profile()
                    notification.save()
                    update_user_topic_fame(topic_id, user_id, reference.user_id)  
            else:
                reference = None
                update_user_topic_fame(topic_id, user_id)
                 
            topic_revision = Topic_Revision(operation='d', reference=reference, comment=comment)
            topic_revision.topic_id = topic.pk
            topic_revision.user_id = user_id
            topic_revision.save()
            return 0
        else:
            return '此话题已被删除'
    else:
        return '话题不存在'
示例#23
0
def unmerge_topic_action(user_id, topic_id, comment=''):
    """ return topic_id(int) if succeed, return error message if failed"""
    topic = Topic.objects.get(pk=topic_id)
    merged_to_id = topic.merged_to_id
    if topic:
        if topic.locked or topic.deleted:
            return '此话题已被锁定或被删除'
        elif topic.merged_to_id:
            topic.merged_to_id = None
            topic.save()
            
            #Note: If topic A is merged to me, me is merged to topic B, then A is merged to B
            #Now me unmerges from B, but let A stay merged to B
            item_topic_set = Item_Topic.objects.filter(topic_merged_from__id=topic_id)
            if item_topic_set:
                for item_topic in item_topic_set:
                    item_topic.topic_id = item_topic.topic_merged_from_id
                    item_topic.topic_merged_from_id = None
                    item_topic.save()
            
            topic_parent_set = Topic_Parent.objects.filter(parent_merged_from__id=topic_id)
            if topic_parent_set:
                for topic_parent in topic_parent_set:
                    topic_parent.parent_id = topic_parent.parent_merged_from_id
                    topic_parent.parent_merged_from_id = None
                    topic_parent.save()
            
            refs = Topic_Revision.objects.filter(topic__id=topic_id, operation='m').order_by('-pk')
            if refs:
                reference = refs[0]
                if reference.user_id != user_id:
                    notification = Notification(operation='um')
                    notification.user_id = reference.user_id
                    notification.related_user_id = user_id
                    notification.topic_id = topic_id
                    notification.incr_count_in_profile()
                    notification.save()
                    update_user_topic_fame(topic_id, user_id, reference.user_id) 
            else:
                reference = None
                update_user_topic_fame(topic_id, user_id)
                
            topic_revision = Topic_Revision(operation='um', reference=reference, comment=comment)
            topic_revision.topic_id = topic_id
            topic_revision.user_id = user_id
            topic_revision.merged_to_id = merged_to_id
            topic_revision.save()
            return topic_id       
        else:
            return '此话题没被合并'
    else:
        return '话题不存在'
示例#24
0
def event_add(request):
    if request.is_ajax():
        if request.method == 'POST':
            try:
                EventImage = request.FILES['txtimageurl']
                filesystem = FileSystemStorage()
                filename = filesystem.save(EventImage.name, EventImage)
                url = filesystem.url(filename)
                userId = request.user.id
                club = Club.objects.get(UserId_id=userId)
                name = request.POST['txteventname']
                event = Event(
                    title=name,
                    ClubName_id=club.ClubName,
                    VenueId_id=request.POST['dropdownvenue'],
                    EventType=request.POST['eventtype'],
                    EventImageName=filename,
                    EventImage=url,
                    EventEligibility=request.POST['eventeligibility'],
                    start=request.POST['txtstartdate'],
                    end=request.POST['txtenddate'],
                    EventStartTime=request.POST['txtstarttime'],
                    EventEndTime=request.POST['txtendtime'],
                    EventDescription=request.POST['txtdescription'],
                    EventAmount=request.POST['txtamount']
                )
                event.save()
                notification = Notification(
                    NotificationTitle="New Event",
                    NotificationDescription=name + " Added by " + club.ClubName
                )
                notification.save()
                send_emails(
                    'New Event', f'New Event "{event.title}" Has Been Formed By Club "{club.ClubName}" Checkout The Webiste To Know More')
            except:
                return JsonResponse({'error': 'Something Went Wrong'}, status=500)
            return JsonResponse({'msg': 'New Event Has Been Created'}, status=200)

    club_data = Club.objects.all()
    venue_data = Venue.objects.all()
    return render(request, 'admin/event-add.html', {'club_data': club_data, 'venue_data': venue_data})
示例#25
0
def club_add(request):
    if request.method == 'POST':
        ClubImage      = request.FILES['txtimageurl']
        filesystem     = FileSystemStorage()
        filename       = filesystem.save(ClubImage.name, ClubImage)
        url            = filesystem.url(filename)
        userId = request.user.id
        student = Student.objects.get(UserId_id=userId)
        club = Club (
            ClubName           = request.POST['txtclubname'],
            ClubType           = request.POST['txtclubtype'],
            ClubImageName      = filename,
            ClubImage          = url,
            DepartmentName_id  = request.POST['dropdowndepartment'],
            FacebookLink       = request.POST['txtfacebook'],
            InstagramLink      = request.POST['txtinstagram'],
            TwitterLink        = request.POST['txttwitter'],
            DribbbleLink       = request.POST['txtdribbble']
        )
        clubMember = ClubMember(
            ClubId       = club,
            StudentId    = student,
            MemberRole   = 'Club Admin'
        )
        group = Group.objects.get(name="clubAdmin")
        request.user.groups.add(group)
        club.save()
        clubMember.save()

        notification = Notification(
            NotificationTitle            = "New Club",
            NotificationDescription      = name + "Added by " + request.user.first_name
        )
        notification.save()

        return redirect('/admin/club/add/')
    else:
        department_data = Department.objects.all()
        notification_data = Notification.objects.all().order_by('-NotificationDateTime')[:3]
        return render(request, 'admin/club-add.html', {'department_data': department_data, 'notification_data': notification_data})
示例#26
0
def clubmember_add(request):
    if request.method == 'POST':
        clubname = request.POST['dropdownclub']
        student_id = request.POST['dropdownstudent']
        clubmember = ClubMember(
            ClubId_id=clubname,
            StudentId_id=student_id,
            MemberRole=request.POST['txtrole']
        )
        clubmember.save()

        notification = Notification(
            NotificationTitle="New Club member",
            StudentId_id=student_id,
            NotificationDescription=clubname + " Added by Akshit Mithaiwala"
        )
        notification.save()

        return redirect('/admin/clubmember/add/')
    else:
        club_data = Club.objects.all()
        student_data = Student.objects.all()
        return render(request, 'admin/clubmember-add.html', {'club_data': club_data, 'student_data': student_data})
示例#27
0
def achiever_add(request):
    if request.method == 'POST':
        achievement_id = request.POST['dropdownachievement']
        student_id     = request.POST['dropdownstudent']
        achiever = Achiever (
            AchievementId_id       = achievement_id,
            StudentId_id           = student_id
        )
        achiever.save()

        notification = Notification(
            NotificationTitle            = "New Achiever",
            AchievementId_id             = achievement_id,
            StudentId_id                 = student_id,
            NotificationDescription      = " Added by Akshit Mithaiwala"
        )
        notification.save()

        return redirect('/admin/achiever/add/')
    else:
        achievement_data   = Achievement.objects.all()
        student_data       = Student.objects.all()
        return render(request, 'admin/achiever-add.html', {'achievement_data': achievement_data, 'student_data': student_data})
示例#28
0
def event_add(request):
    if request.method == 'POST':
        EventImage     = request.FILES['txtimageurl']
        filesystem     = FileSystemStorage()
        filename       = filesystem.save(EventImage.name, EventImage)
        url            = filesystem.url(filename)

        
        name           = request.POST['txteventname']
        event = Event (
            title              = name,
            ClubName_id        = request.POST['dropdownclub'],
            VenueId_id         = request.POST['dropdownvenue'],
            EventType          = request.POST['eventtype'],
            EventImageName     = filename,  
            EventImage         = url, 
            EventEligibility   = request.POST['eventeligibility'],
            start              = request.POST['txtstartdate'],
            end                = request.POST['txtenddate'],
            EventStartTime     = request.POST['txtstarttime'],
            EventEndTime       = request.POST['txtendtime'],
            EventDescription   = request.POST['txtdescription'],
            EventAmount        = request.POST['txtamount']
        )
        event.save()

        notification = Notification(
            NotificationTitle            = "New Event",
            NotificationDescription      = name + " Added by Akshit Mithaiwala"
        )
        notification.save()

        return redirect('/admin/event/add/')
    else:
        club_data = Club.objects.all()
        venue_data = Venue.objects.all()
        return render(request, 'admin/event-add.html', {'club_data': club_data, 'venue_data': venue_data})
示例#29
0
def like_action(article_id, action):
    article = Article.query.filter_by(id=article_id).first_or_404()
    if action == 'like':
        if current_user.id != article.user_id:
            message = "{} liked your article titled \"{}\"".format(
                current_user.username, article.title)
            user = User.query.filter_by(id=article.user_id).first_or_404()
            notification = Notification(author=current_user,
                                        receiver=user,
                                        message=message)
            db.session.add(notification)
        current_user.like_article(article)
        db.session.commit()
    if action == 'unlike':
        current_user.unlike_article(article)
        db.session.commit()
    return redirect(request.referrer)
示例#30
0
def add_user(email, password):
    """
    Adds user to database and populates their email and pw
    :param email: email string
    :param password: plain text pw
    :return: person object
    """

    # Instantiate main and populate fields
    person = User()
    person.notifications = [Notification()]

    person.linked_platforms = []
    platform_arr = ['fb', 'yt', 'netflix', 'google']

    # Create placeholder for platforms
    for platform in platform_arr:
        platform_obj = LinkedPlatform()
        platform_obj.platform = platform
        person.linked_platforms.append(platform_obj)

    for lp in person.linked_platforms:
        data_obj = Data()
        lp.data = [data_obj]

    # Create placeholder for summary stats
    person.summary_stats = [SummaryStats()]

    for sp in person.summary_stats:
        sp.timestamp = timezone.now()
        sp.fb = FacebookEntry()
        sp.yt = YTEntry()
        sp.netflix = NetflixEntry()
        sp.google = GoogleEntry()

    person.username = email
    person.password = password
    person.save()

    return person
示例#31
0
def club_approval(request):
    if request.is_ajax():
        if request.method == 'POST':
            club_data = ClubRequest.objects.get(
                id=request.POST['request_id']
            )
            student = Student.objects.get(
                StudentId=club_data.StudentId_id)
            if request.POST['status'] == "approve":
                user = User.objects.create_user(
                    club_data.ClubUserName, club_data.ClubEmail, club_data.ClubPassword)
                group = Group.objects.get(name="clubAdmin")
                user.groups.add(group)
                club = Club(
                    ClubName=club_data.ClubName,
                    UserId=user,
                    ClubType=club_data.ClubType,
                    ClubImageName=club_data.ClubImageName,
                    ClubImage=club_data.ClubImage,
                    DepartmentName_id=club_data.DepartmentName_id
                )
                clubMember = ClubMember(
                    ClubId=club,
                    StudentId=student,
                    MemberRole='Club Admin'
                )
                user.save()
                club.save()
                clubMember.save()
                notification = Notification(
                    NotificationTitle="New Club ",
                    NotificationDescription=f'{club_data.ClubName} Approved by {request.user.first_name} {request.user.last_name}!'
                )
                notification.save()
                club_request = ClubRequest.objects.get(
                    pk=request.POST['request_id'])
                club_request.delete()
                send_mail(
                    'Club Proposal',
                    f'We are Glad to inform you that your proposal has been accepted for Club "{club.ClubName}"!',
                    '*****@*****.**',
                    [student.StudentEmail],
                    fail_silently=False,
                )
                send_emails(
                    'New Club', f'New Club "{club.ClubName}" Has Been Formed Checkout The Webiste To Know More')
                return JsonResponse({}, status=200)
            else:
                club_request = ClubRequest.objects.get(
                    pk=request.POST['request_id'])
                filesystem = FileSystemStorage()
                club_request.delete()
                filesystem.delete(club_request.ClubImageName)
                send_mail(
                    'Club Proposal',
                    f'We are sorry to inform you that your proposal has been denied for Club "{club.ClubName}"',
                    '*****@*****.**',
                    [student.StudentEmail],
                    fail_silently=False,
                )
                return JsonResponse({}, status=200)
            return JsonResponse({}, status=500)
示例#32
0
def post_detail(request, username, post_id):
    person = Person.objects.get(username=username)  # Get the Person
    post = get_object_or_404(Post, author=person, id=post_id)  # Get the Post
    comments = PostComment.objects.filter(place=post).order_by(
        'id')  # Get the Comments
    len_comments = len(comments)  # Get length of comments

    try:
        user = Person.objects.get(username=request.user.username)

    except:
        user = None

    post.views = int(post.views) + 1
    post.save()

    authenticated_user = None
    if request.user.is_authenticated:
        authenticated_user = Person.objects.get(username=request.user.username)
        authenticated_user.viewed_posts.add(post)
        authenticated_user.save()

    # For comment
    # If form method == POST
    if request.method == 'POST':
        print('post')
        form = CommentForm(request.POST)  # Get form

        if form.is_valid():
            print('valid')
            mode = form.cleaned_data['mode']  # Read mode
            text = form.cleaned_data['text']  # Read body
            text = text.replace('<', '&lt;').replace('>', '&gt;').replace(
                '\n', '<br/>')  # Clean the body and recognize line breaks

            # If mode == comment
            if mode == 'comment':
                # Create a Comment model with form data
                comment = PostComment(place=post,
                                      author=user,
                                      text=text,
                                      replay=None)
                comment.save()  # Save it

                post.comments = int(post.comments) + 1
                post.save()

                notif = Notification(
                    givver=post.author,
                    message=
                    '<a href="/user/{0}/">{1}</a> نظری روی مطلب «<a href="/user/{2}/post/{3}/">{4}</a>» شما ارسال کرد'
                    .format(user.username, user.name, post.author.username,
                            post.id, post.title, comment.id),
                    notif_type='comment')
                notif.save()

            elif mode == 'hello':
                return HttpResponse(json.dumps({'message': 'hello'}))

            else:
                comment = PostComment.objects.get(id=mode)
                comment.replay = text
                comment.save()

                notif = Notification(
                    givver=comment.author,
                    message=
                    '<a href="/user/{0}/">{1}</a> پاسخی به <a href="/user/{2}/post/{3}/#comments">نظر</a> شما داد'
                    .format(person.username, person.name, post.author.username,
                            post.id),
                    notif_type='replay')
                notif.save()

            context = {
                'post': post,
                'comments': comments,
                'len_comments': len_comments,
                'form': form,
                'current_url': str(request.path).replace('/', '%2F'),
            }

            mskf.add_notification_availability_to_context(request, context)
            mskf.add_authenticated_user_to_context(request, context)
            mskf.add_3_ads_to_context(context)

            return HttpResponseRedirect('/user/' + post.author.username +
                                        '/post/' + str(post.id))

        else:
            print(form.cleaned_data['text'])

    # If form method == GET
    else:
        form = CommentForm()  # Give form to user

    post_body = mskf.get_repo_data(post.body)

    context = {
        'post': post,
        'post_body': post_body,
        'comments': comments,
        'len_comments': len_comments,
        'form': form,
        'person': user,
        'current_url': str(request.path).replace('/', '%2F'),
    }
    mskf.add_notification_availability_to_context(request, context)
    mskf.add_authenticated_user_to_context(request, context)
    mskf.add_3_ads_to_context(context)

    return render(request, 'post_detail.html', context)
示例#33
0
def post_detail(request, username, post_id):
    authenticated_user = get_authenticated_user(request)
    person = Person.objects.get(username=username)  # Get the Person
    post = get_object_or_404(Post, author=person, id=post_id)  # Get the Post
    comments = Comment.objects.filter(place=post).order_by(
        'id')  # Get the Comments
    len_comments = len(comments)  # Get length of comments

    post.views = int(post.views) + 1
    post.save()

    if authenticated_user is not None:
        authenticated_user.viewed_posts.add(post)
        authenticated_user.save()

    # For comment
    # If form method == POST
    if request.method == 'POST':
        form = CommentForm(request.POST)  # Get form

        if form.is_valid():
            mode = form.cleaned_data['mode']  # Read mode
            text = form.cleaned_data['text']  # Read body
            text = text.replace('<', '&lt;').replace('>', '&gt;').replace(
                '\n', '<br/>')  # Clean the body and recognize line breaks

            # If mode == comment
            if mode == 'comment':
                # Create a Comment model with form data
                comment = Comment(place=post,
                                  author=authenticated_user,
                                  text=text)
                comment.save()  # Save it

                post.comments = int(post.comments) + 1
                post.save()

                notif = Notification(
                    givver=post.author,
                    message=
                    f'<a href="/user/{authenticated_user.username}/">{authenticated_user.name}</a> نظری روی مطلب «<a href="/user/{post.author.username}/post/{post.id}/">{post.title}</a>» شما ارسال کرد',
                    notif_type='comment')
                notif.save()

            else:
                replay = Comment(author=authenticated_user, text=text)
                replay.save()

                comment = Comment.objects.get(id=mode)
                comment.replays.add(replay)
                comment.save()

                post.comments = int(post.comments) + 1
                post.save()

                notif = Notification(
                    givver=comment.author,
                    message=
                    f'<a href="/user/{authenticated_user.username}/">{authenticated_user.name}</a> پاسخی به <a href="/user/{post.author.username}/post/{post.id}/#comments">نظر</a> شما داد',
                    notif_type='replay')
                notif.save()

                notif2 = Notification(
                    givver=post.author,
                    message=
                    f'<a href="/user/{authenticated_user.username}/">{authenticated_user.name}</a> نظری روی مطلب «<a href="/user/{post.author.username}/post/{post.id}/">{post.title}</a>» شما ارسال کرد',
                    notif_type='comment')
                notif2.save()

            return HttpResponseRedirect('/user/' + post.author.username +
                                        '/post/' + str(post.id))

    # If form method == GET
    else:
        form = CommentForm()  # Give form to user

    context = {
        'authenticated_user': authenticated_user,
        'new_notifications': get_new_notifications(authenticated_user),
        'post': post,
        'post_body': translate_to_html(post.body),
        'comments': comments,
        'len_comments': len_comments,
        'form': form,
        'ads_list': ads_list(),
        'current_url': str(request.path).replace('/', '%2F'),
    }

    return render(request, 'post/detail.html', context)
示例#34
0
def merge_topic_action(user_id, topic_id, merged_to_id, comment=''):
    """All args are integer; return topic_id(int) if succeded, otherwise return error message"""
    if topic_id == merged_to_id:
        return  '不能合并到自身话题'
    topic = Topic.objects.get(pk=topic_id)
    if topic:
        if topic.locked or topic.deleted:
            return '此话题已被锁定或被删除'
        elif not topic.merged_to_id:
            merge_to_topic = Topic.objects.get(pk=merged_to_id)
            if not merge_to_topic or merge_to_topic.deleted:
                return '要合并到的话题不存在或已被删除'          
            #Find the topic that should really be merged to;
            #Should not be normal flow since merged topic won't show up in query suggestion, just in case
            if merge_to_topic.merged_to_id: 
                merged_to_id = merge_to_topic.merged_to_id
            
            topic.merged_to_id = merged_to_id
            topic.save()
            
            #Modify the topics that are merged to me
            merge_to_me_topics = Topic.objects.filter(merged_to__id=topic_id)
            if merge_to_me_topics:
                for mt in merge_to_me_topics:
                    mt.merged_to_id = merged_to_id
                    mt.save()
            
            item_topic_set = Item_Topic.objects.filter(topic__id=topic_id)
            if item_topic_set:          
                for item_topic in item_topic_set:
                    existing_item_topic = Item_Topic.objects.filter(item__id=item_topic.item_id, topic__id=merged_to_id)
                    if not existing_item_topic:
                        item_topic.topic_merged_from_id = item_topic.topic_id
                        item_topic.topic_id = merged_to_id
                        item_topic.save()
                      
            topic_parent_set = Topic_Parent.objects.filter(parent__id=topic_id)
            if topic_parent_set:
                for topic_parent in topic_parent_set:
                    topic_parent.parent_merged_from_id = topic_parent.parent_id
                    topic_parent.parent_id = merged_to_id
                    topic_parent.save()
            
            refs = Topic_Revision.objects.filter(topic__id=topic_id, operation='um').order_by('-pk')
            if refs:
                reference = refs[0]
                if reference.user_id != user_id:
                    notification = Notification(operation='m')
                    notification.user_id = reference.user_id
                    notification.related_user_id = user_id
                    notification.topic_id = topic_id
                    notification.incr_count_in_profile()
                    notification.save()
                    update_user_topic_fame(topic_id, user_id, reference.user_id) 
            else:
                reference = None
                update_user_topic_fame(topic_id, user_id)
                
            topic_revision = Topic_Revision(operation='m', reference=reference, comment=comment)
            topic_revision.topic_id = topic_id
            topic_revision.user_id = user_id
            topic_revision.merged_to_id = merged_to_id
            topic_revision.save()
            return topic_id     
        else:
            return '此话题已被合并,不能重复操作'
    else:
        return '话题不存在'
示例#35
0
def ds_noti_newreply(reply, user, type):
    noti = 0 if type == 1 else 10
    notification = Notification(user=user,
        reply=reply, sku=reply.sku, open_time = timezone.now(), close_time = timezone.now() + datetime.timedelta(weeks=100), noti=noti)
    notification.save()
    return True
示例#36
0
def ds_noti_toprovider_skubooked(sku):
    """跟教师发通知说sku已被预订"""
    notification = Notification(user=sku.provider.user, sku=sku, noti=8, open_time=timezone.now(),
                                close_time=sku.end_time)
    notification.save()
    return True
示例#37
0
def add_topic_action(user_id, topic_id=0, topic_name='', comment=''):
    """
    Used by add_topic(indirecly used by add_item_topic) and add_topic_parent; either topic_id or topic_name is passed.
    if topic_id is passed, revert deleting this topic; \
    if topic_name is passed, add this topic.
    
    Return:
       #. Success: return_value['topic_id']   (long type)
       #. Failed: return_value['error_message']  (string)
    """
    return_value = {}
    return_value['error_message'] = ''
    
    if not topic_id and not topic_name.strip():
        return '话题名不能为空'
    
    if topic_name:
        #Get the topic by name since 1,the topic is deleted and not shown in query suggestion; 
        #2,Ajax is too slow to show it
        topic_set = Topic.objects.filter(name=topic_name)
        if topic_set:
            topic = topic_set[0]
        else:
            topic = None
    else:
        topic = Topic.objects.get(pk=topic_id)
        
    if topic:
        if topic.locked:
            return_value['error_message'] = '此话题已被锁定,只有管理员可以更改'
            return return_value
        elif topic.deleted: #undelete the topic
            topic.deleted = False
            topic.save()
            
            item_topic_set = Item_Topic.objects.filter(topic__id=topic.pk)
            if item_topic_set:            
                for item_topic in item_topic_set:
                    item_topic.topic_deleted = False
                    item_topic.save()
            
            topic_parent_set = Topic_Parent.objects.filter(parent__id=topic.pk)
            if topic_parent_set:
                for topic_parent in topic_parent_set:
                    topic_parent.parent_deleted = False
                    topic_parent.save()
            
            refs = Topic_Revision.objects.filter(topic__id=topic.pk, operation='d').order_by('-pk')
            if refs:
                reference = refs[0]
                if reference.user_id != user_id:
                    notification = Notification(operation='a')
                    notification.user_id = reference.user_id
                    notification.related_user_id = user_id
                    notification.topic_id = topic.pk
                    notification.incr_count_in_profile()
                    notification.save()
                    update_user_topic_fame(topic_id, user_id, reference.user_id) 
            else:
                reference = None
                update_user_topic_fame(topic_id, user_id) 
            
            topic_revision = Topic_Revision(operation='a', reference=reference, comment=comment)
            topic_revision.topic_id = topic.pk
            topic_revision.user_id = user_id
            topic_revision.save()
            return_value['topic_id'] = topic.pk
            return return_value
        else:
            return_value['error_message'] = '此话题已存在'
            return return_value
    elif topic_name: #The topic name does not exist, add brand new topic
        if len(topic_name) > 25: #Each Chinese character only counts 1 here
            return_value['error_message'] = '话题名字过长'
            return return_value
        topic_with_alias_set = Topic_Alias.objects.filter(alias=topic_name)
        if topic_with_alias_set:
            topic_with_alias = topic_with_alias_set[0]
            return_value['error_message'] = '此话题已作为话题' + topic_with_alias.topic.name.encode('utf-8') + '的别名存在'
            return return_value
        if SensitiveWord.objects.filter(name=topic_name, disabled=False):
            return_value['error_message'] = '根据当地法律,此话题不能被添加'
            return return_value
        topic = Topic(name=topic_name)
        #Automatically detects whether the language is in ASCII, if not, set to be Chinese
        #TODO:Need to add ability of detecting more languages
        is_English = True
        for char in topic_name:
            if ord(char) >= 128:
                is_English = False
                break
        if is_English:
            topic.language = 'en'
        else:
            topic.language = 'zh'
        topic.creator_id = user_id
        topic.follower_count = 1 #creator automatically follows this topic
        topic.save()
        user_topic = User_Topic()
        user_topic.user_id = user_id
        user_topic.topic_id = topic.pk
        user_topic.save()
        update_user_topic_fame(topic.pk, user_id) 
        topic_revision = Topic_Revision(operation='a')
        topic_revision.topic_id = topic.pk
        topic_revision.user_id = user_id
        topic_revision.save()
        return_value['topic_id'] = topic.pk
        return return_value
    else: #The passed in value is topic_id but it does not exist
        return_value['error_message'] = '此话题不存在,不能重新添加'
        return return_value