def productscommentcomment(request):
if request.is_ajax() and request.method == 'POST':
print 'commentcomment'
text = request.POST.get('comment')
productsid = request.POST.get('productsid')
#parenttext = request.POST.get('parenttext')
preentid = request.POST.get('preentid')
products = Products.objects.get(pk=productsid)
#comment = Comment.objects.filter(products=products)
targetcomment = Comment.objects.get(pk=preentid)
user = request.user
if targetcomment.user == user:
pass;
else:
receiver = targetcomment.user.username
text="@"+receiver+" "+text
try:
c = Comment(user=user, products=products, text=text, parent=targetcomment)
c.save()
#文章回复数量缓存 增加1
cachekey = "products_comment_" + str(productsid)
if cache.get(cachekey) != None:
cache.incr(cachekey)
else:
cache.set(cachekey, products.comment_set.count(), settings.CACHE_EXPIRETIME)
#被评论的评论readers+1放到消息队列中
readersin.delay(targetcomment)
#返回@用户的列表，并向@的用户发送消息
userlist = atwho(text = text, sender = user, targetcomment = targetcomment, targetarticle = None
, targetproducts = products, targetopic = None )
#给被@的用户增加链接
for item in userlist:
print 'for item in userlist:'
atwhouser = MyUser.objects.get(username = item)
test = "@<a href='" +'/user/'+str(atwhouser.id)+'/informations/'+"'>"+atwhouser.username+"</a>"+' '
text = text.replace('@'+item+' ', test);
data = {
"user": user.username,
"text": text,
"parentcommentext": c.parent.text,
"parentcommentuser": str(c.parent.user),
"commentid":c.id,
}
json_data = json.dumps(data)
return HttpResponse(json_data, content_type='application/json')
except:
traceback.print_exc()
raise Http404(traceback)
else:
raise Http404
def commentdislike(request):
try:
commentid = request.POST.get('commentid')
comment = Comment.objects.get(pk=commentid)
user = request.user
except Article.DoesNotExist:
raise Http404("Article does not exist")
try:
commentdislike = CommentDisLike.objects.get(comment=comment, user=user)
except:
commentdislike = None
if commentdislike:
commentdislikecount = -1
#commentdislike.delete()
instancedelete.delay(commentdislike)
#减去缓存中评论点赞数
cachekey = "comment_dislike_count_" + str(comment.id)
if cache.get(cachekey) != None:
cache.decr(cachekey)
else:
cache.set(cachekey, comment.commentdislike_set.count())
cache.decr(cachekey)
# comment.readers = comment.readers - 1
# comment.save()
readersout.delay(comment)
else:
commentdislikecount = +1
#加上缓存中评论点赞数
cachekey = "comment_dislike_count_" + str(comment.id)
if cache.get(cachekey) != None:
cache.incr(cachekey)
else:
cache.set(cachekey, comment.commentdislike_set.count())
cache.incr(cachekey)
# comment.readers = comment.readers + 1
# comment.save()
readersin.delay(comment)
c = CommentDisLike(user=user, comment=comment)
#c.save()
instancesave.delay(c)
data = {
'commentdislikecount': commentdislikecount,
}
json_data = json.dumps(data)
#print 'commentlike'
return HttpResponse(json_data, content_type='application/json')
def article_detail(request, article_id):
try:
article = Article.objects.get(pk=article_id)
#文章回复数
#numofcomment = article.comment_set.count()
#作者文章总数
#numwriter = article.writer.article_set.count()
#文章所有类别
#category = Category.objects.all()
#作者所有文章总阅读数
# numreaders = 0
# for x in article.writer.article_set.all():
# numreaders = x.readers + numreaders
except Article.DoesNotExist:
raise Http404("Article does not exist")
#阅读数+1
# article.readers += 1
# article.save()
#阅读数+1,将readers+1的操作放到celery中，加快网页的加载时间
readersin.delay(article)
#缓存的readers 增加1
cachekey = "article_readers_" + str(article_id)
if cache.get(cachekey) != None:
cache.incr(cachekey)
else:
cache.set(cachekey, article.readers, settings.CACHE_EXPIRETIME)
#当前读者对象
user = request.user
#读者是否收藏该文章
try:
collection = Collection.objects.get(article=article, user=user.id)
collection = '已收藏'
except:
collection = '收藏'
# if collection:
# collection = '已收藏'
# else:
# collection = '收藏'
#评论按热度排序
commentorderbyreaders = Comment.objects.filter(article=article).filter(readers__gt=ARTICLE_DETAIL_HOTCOMMENT_READERSRANGE).order_by('-readers')[0:3]
#commentorderbyreaderscount = commentorderbyreaders.count()
#文章回复按时间
comment = Comment.objects.filter(article=article).order_by('-timestamp')
#文章回复数大于5才有更多回复按钮
if comment.count() > 5:
moercomment = True
else:
moercomment = False#链接最热回复和按时间排序的回复
#链接热度排序和时间排序回复
# comment = list(chain(commentorderbyreaders, comment))
# comment = sorted(set(comment), key=comment.index)
#显示头5个回复
comment = comment[:5]
#把本页地址装入session
request.session['lastpage'] = request.get_full_path()
#分享链接的地址
sharelink = request.get_host()+request.get_full_path()
print sharelink
#文章属于哪些类别
thisrelationtag = Relation.objects.filter(article=article)
print thisrelationtag[0].category
#右边栏文章统一类的按readers排序
hotarticle = Article.objects.all().filter(timestamp__gte=datetime.date.today() - timedelta(days=ARTICLE_DETAIL_RIGHTSIDERANK_TIMERANGE)).filter(category=thisrelationtag[0].category).exclude(id = article.id).order_by('-readers')[:5]
#统一类的按timestamp排序文章
thisrelationtagarticle = Relation.objects.filter(category=thisrelationtag[0].category).exclude(article = article).order_by('-timestamp')
print thisrelationtagarticle.count()
# if thisrelationtagarticle.count()==0:#如果类别中除了自己就没有其他的文章了，就需要从另外的列别中查找文章
# thisrelationtagarticle = Relation.objects.filter(category=thisrelationtag[1].category).exclude(article = article).order_by('-timestamp')
# if thisrelationtagarticle.count()==0:
# thisrelationtagarticle = Relation.objects.filter(category=thisrelationtag[2].category).exclude(article = article).order_by('-timestamp')
#文章被多少人收藏过
#usercollectioncount = Collection.objects.filter(article=article).count()
context = {
'article':article,
'user':user,
"form": CommentForm,
#"submit_btn": "发表",
"comment": comment,
#'numofcomment': numofcomment,
#'numwriter': numwriter,
#'numreaders': numreaders,
'hotarticle': hotarticle,
#'category': category,
'moercomment': moercomment,
'collection' : collection,
'thisrelationtag' : thisrelationtag,
'thisrelationtagarticle': thisrelationtagarticle[0:ARTICLE_DETAIL_REALATIONARTICLE_COUNT],
#'usercollectioncount' : usercollectioncount,
'sharelink': sharelink,
"commentorderbyreaders": commentorderbyreaders,
}
return render(request, 'article_detail.html', context)
def topic_detail(request, topic_id):
try:
topic = Topic.objects.get(pk=topic_id)
except Topic.DoesNotExist:
raise Http404("Does not exist")
#count = Comment.objects.filter(topic=topic).count()
# 按时间顺序排序
comment = Comment.objects.filter(topic=topic).filter(parent=None).order_by('timestamp')
# 前三个回复是最热回复; readers__gt=3 = readers 大于3
commentorderbyreaders = Comment.objects.filter(topic=topic).filter(parent=None).filter(readers__gt=TOPIC_DETAIL_HOTCOMMENT_READERSRANGE).order_by('-readers')[0:3]
#最新话题
#newtopic = Topic.objects.filter(group=topic.group).order_by('-timestamp')[0:3]
#最热话题
hottopic = Topic.objects.filter(group=topic.group).filter(timestamp__gte=datetime.date.today() - timedelta(days=TOPIC_DETAIL_HOTTOPIC_TIMERAGE)).order_by('-readers')[0:5]
#当前读者对象
user = request.user
#读者是否收藏该文章
collection = CollectionTopic.objects.filter(topic=topic, user=user.id)
print type(collection)
if collection:
collection = '已收藏'
else:
collection = '收藏'
# 分页
paginator = Paginator(comment, 5)
page = request.GET.get('page')
try:
contacts = paginator.page(page)
except PageNotAnInteger:
# If page is not an integer, deliver first page.
contacts = paginator.page(1)
except EmptyPage:
# If page is out of range (e.g. 9999), deliver last page of results.
contacts = paginator.page(paginator.num_pages)
# topic.readers += 1
# topic.save()
readersin.delay(topic)
#缓存的readers 增加1
cachekey = "topic_readers_" + str(topic_id)
if cache.get(cachekey) != None:
cache.incr(cachekey)
else:
cache.set(cachekey, topic.readers, settings.CACHE_EXPIRETIME)
#如果页数大于1则不显示最热回复
ifhotcomment = True;
if page:
page = int(page)
if page > 1:
ifhotcomment = None;
else:
page = 1;
request.session['lastpage'] = request.get_full_path()
#分享链接的地址
sharelink = request.get_host()+request.get_full_path()
context = {
'topic':topic,
'user':user,
"form": CommentForm,
"submit_btn": "发表",
"comment": comment,
'contacts': contacts,
#"count": count,
#"newtopic": newtopic,
"group": topic.group,
"hottopic": hottopic,
"commentorderbyreaders":commentorderbyreaders,#热门回复
"ifhotcomment": ifhotcomment,
'page': page,
'collection': collection,
'sharelink': sharelink,
}
#print "topic_detail"
return render(request, 'topic_detail.html', context)
