6.1.comments插件

(1)安装

pip install django-contrib-comments

(02)settings

INSTALLED_APPS =['django.contrib.sites','django_comments',

]

SITE_ID =1

(3)website/url

url(r'^comments/', include('django_comments.urls')),

(4)修改源码

django_comments/abstracts.py第36行

原代码

site = models.ForeignKey(Site, on_delete=models.CASCADE)

修改后

site = models.ForeignKey(Site,default=None,blank=True,null=True,on_delete=models.CASCADE)

(5)修改源码

django_comments/abstracts.py第52行

修改和增加了几个字段

classCommentAbstractModel(BaseCommentAbstractModel):"""A user comment about some object."""

#Who posted this comment? If ``user`` is set then it was an authenticated

#user; otherwise at least user_name should have been set and the comment

#was posted by a non-authenticated user.

user = models.ForeignKey(settings.AUTH_USER_MODEL, verbose_name=_('user'),

blank=True, null=True, related_name="%(class)s_comments",

on_delete=models.SET_NULL)#Explicit `max_length` to apply both to Django 1.7 and 1.8+.

user_email = models.EmailField(_("user's email address"), max_length=254,

blank=True,null=True,default='xxx@xxx.com')

user_url= models.URLField(_("user's URL"), blank=True,null=True,default='https://xxx.xxx.xxx.xxx')

user_name= models.CharField(_("user's name"), max_length=50, blank=True)

user_img= models.ImageField(upload_to="user_images", blank=True,null=True,verbose_name="用户图像")

comment_title= models.CharField(max_length=256,default="无标题", blank=True,null=True,verbose_name="评论标题")

parent_comment= models.ForeignKey('self',default=None, blank=True,null=True,related_name="child_comment",on_delete=models.CASCADE)

level = models.PositiveIntegerField(default=0, blank=True,null=True,verbose_name='评论层级') comment= models.TextField(_('comment'), max_length=COMMENT_MAX_LENGTH)

.

.

.

.

(6)修改源码

django_comments/admin.py第29和37行

_('Content'),

{'fields': ('user', 'user_name', 'user_email', 'user_url', 'comment','comment_title','parent_comment')}

list_display = ('comment_title','name', 'content_type', 'object_pk', 'ip_address', 'submit_date', 'is_public', 'is_removed')

(7)修改源码

django_comments/forms.py第97行表单

class CommentDetailsForm(CommentSecurityForm):"""

Handles the specific details of the comment (name, comment, etc.)."""

#name = forms.CharField(label=pgettext_lazy("Person name", "Name"), max_length=50)

#email = forms.EmailField(label=_("Email address"))

#url = forms.URLField(label=_("URL"), required=False)

#Translators: 'Comment' is a noun here.

comment = forms.CharField(label=_('Comment'), widget=forms.Textarea,

max_length=COMMENT_MAX_LENGTH)

comment_title= forms.CharField(max_length=256,label=_('标题'))

parent_id= forms.IntegerField(min_value=-1,label=_('父评论的id'))

level= forms.IntegerField(min_value=0,label=_('层级'),)

.

.

.def get_comment_create_data(self, site_id=None):"""Returns the dict of data to be used to create a comment. Subclasses in

custom comment apps that override get_comment_model can override this

method to add extra fields onto a custom comment model."""parent_id= self.cleaned_data['parent_id']if parent_id <=0:

parent=None

_level= self.cleaned_data['level']else:

parent= get_model().objects.get(id=parent_id)

_level= self.cleaned_data['level'] + 4 #4是缩进

returndict(

content_type=ContentType.objects.get_for_model(self.target_object),

object_pk=force_text(self.target_object._get_pk_val()),#user_name=self.cleaned_data["name"],

#user_email=self.cleaned_data["email"],

#user_url=self.cleaned_data["url"],

comment_title = self.cleaned_data['comment_title'],

parent_comment=parent,

level=_level,

comment=self.cleaned_data["comment"],

submit_date=timezone.now(),

site_id=site_id or getattr(settings, "SITE_ID", None),

is_public=True,

is_removed=False,

)

(8)修改源码

django_comments/views/comments.py第97行表单

52行

#添加

if not request.session.get('login', None) and notuser_is_authenticated:return redirect("/")

116行

#if user_is_authenticated:

#comment.user = request.user

#添加

if request.session.get('login',None):

comment.user_name= request.session['screen_name']

comment.user_img= request.session['profile_image_url']

以上都修改完后

python manage.py makemigtations

python manage.py migrate

6.2.评论表单

detail.html

效果：

现在测试评论，可以添加成功，但是还不能显示

6.3.显示评论

(1)views.py

from django_comments.models importCommentdefdetail(request,blog_id):#entry = models.Entry.objects.get(id=blog_id)

entry = get_object_or_404(models.Entry,id=blog_id)

md= markdown.Markdown(extensions=['markdown.extensions.extra','markdown.extensions.codehilite','markdown.extensions.toc',

])

entry.body=md.convert(entry.body)

entry.toc=md.toc

entry.increase_visiting()

comment_list=list()defget_comment_list(comments):for comment incomments:

comment_list.append(comment)

children=comment.child_comment.all()if len(children) >0:

get_comment_list(children)

top_comments= Comment.objects.filter(object_pk=blog_id, parent_comment=None,

content_type__app_label='blog').order_by('-submit_date')

get_comment_list(top_comments)return render(request, 'blog/detail.html', locals())

(2)detail.html

---

{% get_comment_form for entry as form %}

{% get_comment_count for entry as comment_count %}

评论总数： {{ comment_count }}

---