Django Bootstrap Mysql 搭建个人博客 (六)

时间:2021-12-20 04:36:30

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

Django Bootstrap Mysql 搭建个人博客 (六)

 

 (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

class CommentAbstractModel(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=[email protected])
    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 return dict( 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 not user_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

          <div class="row">
                    <hr />
                    {% get_comment_form for entry as form %}
                    {% get_comment_count for entry  as comment_count %}
                    <h3 >评论总数: {{ comment_count }}</h3>
                    <hr />
                </div>

                <div class="row">
                    <form class="form-horizontal" action="{% comment_form_target %}" method="post">
                        {% csrf_token %}
                        <div class="form-group">
                            <label for="input_title" class="pull-left control-label">评论标题:</label>
                            <div class="col-sm-6">
                                <input class="form-control" name="comment_title" id="input_title" placeholder="请输入标题" required />
                            </div>
                        </div>
                        <div class="form-group">
                            <label for="input_comment" class="pull-left control-label">评论内容:</label>
                            <div class="col-sm-6">
                            <textarea style="resize:none;" class="form-control" rows=6 name="comment" id="input_comment" placeholder="在此输入评论" required></textarea>
                            </div>
                        </div>
                        <span style="display: none;">{{ form.honeypot }}</span>
                        {{ form.content_type }}
                        {{ form.object_pk }}
                        {{ form.timestamp }}
                        {{ form.security_hash }}
                        <input type="hidden" name="next" value="{% url ‘blog:blog_detail‘ entry.id %}" />
                        <input  name="parent_id" type="hidden" value="-1" />
                        <input  name="level" type="hidden" value="0" />

                        <div class="form-group col-sm-7">
                            <div class="pull-left" style="margin-left: 68px;">
                                <button type="reset"  class="btn btn-default"><span class="glyphicon glyphicon-repeat"></span>&nbsp;&nbsp;重置</button>
                            </div>
                            <div class="pull-right" style="margin-right: 12px;">
                                <button type="submit" class="btn btn-success" id="id_submit"><span class="glyphicon glyphicon-send"></span>&nbsp;&nbsp;评论</button>
                            </div>
                        </div>
                    </form>
                </div>

效果:

Django Bootstrap Mysql 搭建个人博客 (六)

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 import Comment

def detail(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()

    def get_comment_list(comments):
        for comment in comments:
            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

 

<div class="row">
                    <hr />
                    {% get_comment_form for entry as form %}
                    {% get_comment_count for entry  as comment_count %}
                    <h3 >评论总数: {{ comment_count }}</h3>
                    <hr />
                </div>

              {#            评论表单#}
            {% if request.session.login or request.user.is_authenticated %}
                <div class="row">
                    <form class="form-horizontal" action="{% comment_form_target %}" method="post">
                        {% csrf_token %}
                        <div class="form-group">
                            <label for="input_title" class="pull-left control-label">评论标题:</label>
                            <div class="col-sm-6">
                                <input class="form-control" name="comment_title" id="input_title" placeholder="请输入标题" required />
                            </div>
                        </div>
                        <div class="form-group">
                            <label for="input_comment" class="pull-left control-label">评论内容:</label>
                            <div class="col-sm-6">
                            <textarea style="resize:none;" class="form-control" rows=6 name="comment" id="input_comment" placeholder="在此输入评论" required></textarea>
                            </div>
                        </div>
                        <span style="display: none;">{{ form.honeypot }}</span>
                        {{ form.content_type }}
                        {{ form.object_pk }}
                        {{ form.timestamp }}
                        {{ form.security_hash }}
                        <input type="hidden" name="next" value="{% url ‘blog:blog_detail‘ entry.id %}" />
                        <input  name="parent_id" type="hidden" value="-1" />
                        <input  name="level" type="hidden" value="0" />

                        <div class="form-group col-sm-7">
                            <div class="pull-left" style="margin-left: 68px;">
                                <button type="reset"  class="btn btn-default"><span class="glyphicon glyphicon-repeat"></span>&nbsp;&nbsp;重置</button>
                            </div>
                            <div class="pull-right" style="margin-right: 12px;">
                                <button type="submit" class="btn btn-success" id="id_submit"><span class="glyphicon glyphicon-send"></span>&nbsp;&nbsp;评论</button>
                            </div>
                        </div>


                    </form>
                </div>
            {% else %}
                <h3>登陆后才可以评论</h3>
            {% endif %}
            <hr />


{#            评论显示区#}
            <div class="row">
            {% for comment in comment_list %}
                <div class="single_comment" style="margin-left: {{ comment.level }}em">
                    <div>
                        {% if comment.user_img %}
                            <img src="{{ comment.user_img }}" alt="user_image" />
                        {% else %}
                            <img src="{% static ‘blog/images/cl.jpg‘ %}" />
                        {% endif %}
                    </div>
                    <div class="col-md-11 comment-content" style="margin-bottom: 10px;">
                        <strong>{{ comment.comment_title }}</strong>
                        <div>
                            {% if comment.parent_comment %}
                                        {{ comment.user_name }}{{ request.user }}
                                        <i class="glyphicon glyphicon-share-alt"></i>
                                        {{ comment.parent_comment.user_name }}{{ request.user }}
                            {% else %}
                                    By&nbsp;&nbsp;
                                        {{ comment.user_name }}{{ request.user }}
                                    &nbsp;&nbsp;&nbsp;On&nbsp;&nbsp;
                            {% endif %}
                            <em>{{ comment.submit_date }}</em>
                            {% if request.session.login or request.user.is_authenticated %}
                            &nbsp;&nbsp;&nbsp;<a href="#">回复</a>
                            {% endif %}
                        </div>
                    <br />
                        <p>{{ comment.comment }}</p>
                    </div>
                </div>
            {% endfor %}
            </div>
            </div>

(3)static/blog/images/cl.jpg

 设置默认图片(如果没有登录就显示默认图片,为了测试评论)

 Django Bootstrap Mysql 搭建个人博客 (六)

 

 (4)blog/blog_comment.css

hr {
    border-top: 1px solid lightgrey;
    border-bottom: 1px solid #fff;
}

.single_comment {
    margin-bottom: 20px;
    font-family: "Microsoft Yahei","微软雅黑",Arial,Helvetica,STHeiti,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol";
}

.single_comment img {
    width:50px;
    height:50px;
    border-radius:50%;
    overflow:hidden;
    float: left;
    margin-left: 10px;
    margin-top: 5px;
}

.single_comment p {
    margin-bottom: 0;
}

.comment-content {
    border-bottom: 1px dashed lightgrey;
    border-left: 1px dashed #2d7da4;
    padding-bottom: 5px;
}

detail.html引用

{% block css %}
    <link rel="stylesheet" href="{% static ‘blog/css/github.css‘ %}">
    <link rel="stylesheet" href="{% static ‘blog/css/blog_comment.css‘ %}">
{% endblock %}

 

效果:

Django Bootstrap Mysql 搭建个人博客 (六)

 

6.4.评论回复

(1)blog/urls.py

  url(r^reply/(?P<comment_id>d )/$, views.reply, name=comment_reply),

(2)views.py

from django_comments import models as comment_models

def reply(request, comment_id):
    if not request.session.get(login, None) and not request.user.is_authenticated():
        return redirect(/)
    parent_comment = get_object_or_404(comment_models.Comment, id=comment_id)
    return render(request, blog/reply.html, locals())

(3)blog/reply.html

{% extends blog/base.html %}
{% load comments %}
{% load static %}
{% block title %}回复评论{% endblock %}
{% block css %}

    <link rel="stylesheet" href="{% static ‘blog/css/blog_comment.css‘ %}">
{% endblock %}

{% block content %}
    <div class="container-fluid" style="margin: 30px 50px 0 50px;min-height: 450px;">
        <div class="row">
            <div class="single_comment">
                <div>
                    {% if request.session.login %}
                    <img src="{{ parent_comment.user_img }}" alt="user_img" />
                    {% else %}
                    <img src="{% static ‘blog/images/cl.jpg‘ %}" alt="admin_img" />
                    {% endif %}
                </div>
            <div class="col-md-11">
                <strong>{{ parent_comment.comment_title }}</strong>
                <div class="small">
                    <strong>{{ parent_comment.username }} {{ request.user }}</strong>
                    <em>{{ parent_comment.submit_date }}</em>
                </div>
                <br />
                <p>{{ parent_comment.comment }}</p>
            </div>

            </div>
        </div>
            <br />
        {% if request.session.login or request.user.is_authenticated %}
            <div class="row" style="margin-left: 30px;">
            <h3>回复&nbsp;&nbsp;&nbsp;{{ parent_comment.username }}{{ request.user }}&nbsp;&nbsp;&nbsp;的评论:</h3>
            {% get_comment_form for parent_comment.content_object as form %}
                    <form class="form-horizontal" action="{% comment_form_target %}" method="post">
                        {% csrf_token %}
                        <div class="form-group">
                            <label for="input_title" class="pull-left control-label">评论标题:</label>
                            <div class="col-sm-6">
                                <input class="form-control" name="comment_title" id="input_title" placeholder="请输入标题" required />
                            </div>
                        </div>
                        <div class="form-group">
                            <label for="input_comment" class="pull-left control-label">评论内容:</label>
                            <div class="col-sm-6">
                            <textarea style="resize:none;" class="form-control" rows=6 name="comment" id="input_comment" placeholder="在此输入评论" required></textarea>
                            </div>
                        </div>
                        <span style="display: none;">{{ form.honeypot }}</span>
                        {{ form.content_type }}
                        {{ form.object_pk }}
                        {{ form.timestamp }}
                        {{ form.security_hash }}

                        <input type="hidden" name="next" value="{% url ‘blog:blog_detail‘ parent_comment.content_object.id %}" />
                        <input  name="parent_id" type="hidden" value="{{ parent_comment.id }}" />
                        <input  name="level" type="hidden" value="{{ parent_comment.level }}" />

                        <div class="form-group col-sm-7">
                            <div class="pull-left" style="margin-left: 68px;">
                                <button type="reset"  class="btn btn-default"><span class="glyphicon glyphicon-repeat"></span>&nbsp;&nbsp;重置</button>
                            </div>
                            <div class="pull-right" style="margin-right: 12px;">
                                <button type="submit" class="btn btn-success" id="id_submit"><span class="glyphicon glyphicon-send"></span>&nbsp;&nbsp;评论</button>
                            </div>
                        </div>


                    </form>
                </div>
        {% else %}
            <h3>登陆后才可以评论</h3>
        {% endif %}
        <br />

    <div>
        <a href="{% url ‘blog:blog_detail‘ parent_comment.content_object.id %}">暂时不评论,返回先前页面!</a>
    </div>

    </div>
{% endblock %}

(4)detail.html

<a href="{% url ‘blog:comment_reply‘ comment.id %}">回复</a>

 

测试回复功能如下:

Django Bootstrap Mysql 搭建个人博客 (六)

6.5.新浪微博登录

(1)settings

CLIENT_ID = 224188xxx
APP_SECRET = 76daf2e9e424xxxx71144154f5xx32xx

(2)website/urls.py

url(r^login/$, blog_views.login),
url(r^logout/$, blog_views.logout),

(3)views.py

def login(request):
    import requests
    import json
    from django.conf import settings
    code = request.GET.get(code, None)
    if code is None:
        return redirect(/)

    access_token_url = https://api.weibo.com/oauth2/access_token?client_id=%s&client_secret=%s&grant_type=authorization_code&redirect_uri=http://127.0.0.1:8000/login&code=%s                        %(settings.CLIENT_ID, settings.APP_SECRET, code)

    ret = requests.post(access_token_url)

    data = ret.text    #微博返回的数据是json格式的

    data_dict = json.loads(data)   #转换成python字典格式

    token = data_dict[access_token]
    uid = data_dict[uid]

    request.session[token] = token
    request.session[uid] = uid
    request.session[login] = True

    user_info_url = https://api.weibo.com/2/users/show.json?access_token=%s&uid=%s % (token, uid)
    user_info = requests.get(user_info_url)   

    user_info_dict = json.loads(user_info.text)   #获取微博用户的信息

    request.session[screen_name] = user_info_dict[screen_name]
    request.session[profile_image_url] = user_info_dict[profile_image_url]

    return redirect(request.GET.get(next, /))


def logout(request):
    if request.session[login]:
        del request.session[login]
        del request.session[uid]
        del request.session[token]
        del request.session[screen_name]
        del request.session[profile_image_url]
        return redirect(request.Get.get(next, /))
    else:
        return redirect(/)

(4)base.html

  <ul class="nav navbar-nav navbar-right">
                {% if request.session.login %}
                    <li>{{ request.session.screen_name }}<a href="/logout/?next={{ request.path }}">
                        <i class="glyphicon glyphicon-log-out"></i>注销</a></li>
                {% else %}
                    <li>
                        <a href="https://api.weibo.com/oauth2/authorize?client_id=2241881638&response_type=code&redirect_uri=http://127.0.0.1:8000/login/?next={{ request.path }}">
                            <i class="glyphicon glyphicon-log-in"></i>&nbsp;&nbsp;登录</a></li>
                {% endif %}
            </ul>

 

6.6.部署

(1)settings

STATIC_ROOT = os.path.join(BASE_DIR,all_static_files)

(2)uwsgi.ini

[uwsgi]

socket =127.0.0.1 :8000
chdir = /home/github_project/Myblog
module = Myblog.wsgi
master = true
processes = 4
vacuum = true
virtualenv = /root/.virtualenvs/myblog
logto = /tmp/mylog.log

(3)Myblog.conf

# the upstream component nginx needs to connect to
upstream django {
# server unix:///path/to/your/mysite/mysite.sock; # for a file socket
server 127.0.0.1:8000; # for a web port socket (we‘ll use this first)
}
# configuration of the server

server {
# the port your site will be served on
listen      80;
# the domain name it will serve for
server_name 116.85.52.205; # substitute your machine‘s IP address or FQDN
charset     utf-8;

# max upload size
client_max_body_size 75M;   # adjust to taste

# Django media
location /media  {
    alias /home/github_project/Myblog/media;  # 指向django的media目录
}


location /static {
    alias /home/github_project/Myblog/all_static_files; # 指向django的static目录
}

# Finally, send all non-media requests to the Django server.
location / {
    uwsgi_pass  django;
    include     uwsgi_params; # the uwsgi_params file you installed
}
}

 

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