KindEditor富文本编辑框和BeautifulSoup的基本使用
分类:
IT文章
•
2022-04-30 19:12:34
KindEditor富文本编辑框
1、进入官网
2、下载
- 官网下载：http://kindeditor.net/down.php
- 本地下载：http://files.cnblogs.com/files/wupeiqi/kindeditor_a5.zip
3、文件夹说明
├── asp asp示例
├── asp.net asp.net示例
├── attached 空文件夹，放置关联文件attached
├── examples HTML示例
├── jsp java示例
├── kindeditor-all-min.js 全部JS（压缩）
├── kindeditor-all.js 全部JS（未压缩）
├── kindeditor-min.js 仅KindEditor JS（压缩）
├── kindeditor.js 仅KindEditor JS（未压缩）
├── lang 支持语言
├── license.txt License
├── php PHP示例
├── plugins KindEditor内部使用的插件
└── themes KindEditor主题
4、基本使用
<textarea name="content" id="content"></textarea>
<script src="/static/jquery-1.12.4.js"></script>
<script src="/static/plugins/kind-editor/kindeditor-all.js"></script>
<script>
$(function () {
initKindEditor();
});
function initKindEditor() {
var kind = KindEditor.create('#content', {
'100%', // 文本框宽度(可以百分比或像素)
height: '300px', // 文本框高度(只能像素)
minWidth: 200, // 最小宽度（数字）
minHeight: 400 // 最小高度（数字）
});
}
</script>
5、详细参数
http://kindeditor.net/docs/option.html
6、上传文件示例
![]()
<!DOCTYPE html>
<html>
<head lang="en">
<meta charset="UTF-8">
<title></title>
</head>
<body>
<div>
<h1>文章内容</h1>
{{ request.POST.content|safe }}
</div>
<form method="POST">
<h1>请输入内容：</h1>
{% csrf_token %}
<div style=" 500px; margin: 0 auto;">
<textarea name="content" id="content"></textarea>
</div>
<input type="submit" value="提交"/>
</form>
<script src="/static/jquery-1.12.4.js"></script>
<script src="/static/plugins/kind-editor/kindeditor-all.js"></script>
<script>
$(function () {
initKindEditor();
});
function initKindEditor() {
var a = 'kind';
var kind = KindEditor.create('#content', {
'100%', // 文本框宽度(可以百分比或像素)
height: '300px', // 文本框高度(只能像素)
minWidth: 200, // 最小宽度（数字）
minHeight: 400, // 最小高度（数字）
uploadJson: '/kind/upload_img/',
extraFileUploadParams: {
'csrfmiddlewaretoken': '{{ csrf_token }}'
},
fileManagerJson: '/kind/file_manager/',
allowPreviewEmoticons: true,
allowImageUpload: true
});
}
</script>
</body>
</html>
HTML
![]()
import os
import json
import time
from django.shortcuts import render
from django.shortcuts import HttpResponse
def index(request):
"""
首页
:param request:
:return:
"""
return render(request, 'index.html')
def upload_img(request):
"""
文件上传
:param request:
:return:
"""
dic = {
'error': 0,
'url': '/static/imgs/20130809170025.png',
'message': '错误了...'
}
return HttpResponse(json.dumps(dic))
def file_manager(request):
"""
文件管理
:param request:
:return:
"""
dic = {}
root_path = '/Users/wupeiqi/PycharmProjects/editors/static/'
static_root_path = '/static/'
request_path = request.GET.get('path')
if request_path:
abs_current_dir_path = os.path.join(root_path, request_path)
move_up_dir_path = os.path.dirname(request_path.rstrip('/'))
dic['moveup_dir_path'] = move_up_dir_path + '/' if move_up_dir_path else move_up_dir_path
else:
abs_current_dir_path = root_path
dic['moveup_dir_path'] = ''
dic['current_dir_path'] = request_path
dic['current_url'] = os.path.join(static_root_path, request_path)
file_list = []
for item in os.listdir(abs_current_dir_path):
abs_item_path = os.path.join(abs_current_dir_path, item)
a, exts = os.path.splitext(item)
is_dir = os.path.isdir(abs_item_path)
if is_dir:
temp = {
'is_dir': True,
'has_file': True,
'filesize': 0,
'dir_path': '',
'is_photo': False,
'filetype': '',
'filename': item,
'datetime': time.strftime('%Y-%m-%d %H:%M:%S', time.gmtime(os.path.getctime(abs_item_path)))
}
else:
temp = {
'is_dir': False,
'has_file': False,
'filesize': os.stat(abs_item_path).st_size,
'dir_path': '',
'is_photo': True if exts.lower() in ['.jpg', '.png', '.jpeg'] else False,
'filetype': exts.lower().strip('.'),
'filename': item,
'datetime': time.strftime('%Y-%m-%d %H:%M:%S', time.gmtime(os.path.getctime(abs_item_path)))
}
file_list.append(temp)
dic['file_list'] = file_list
return HttpResponse(json.dumps(dic))
视图函数
7、BeautifulSoup的基本使用XSS过滤特殊标签
处理依赖
pip3 install beautifulsoup4 安装beautifulsoup
![]()
#!/usr/bin/env python
# -*- coding:utf-8 -*-
from bs4 import BeautifulSoup
class XSSFilter(object):
__instance = None
def __init__(self):
# XSS白名单
self.valid_tags = {
"font": ['color', 'size', 'face', 'style'],
'b': [],
'div': [],
"span": [],
"table": [
'border', 'cellspacing', 'cellpadding'
],
'th': [
'colspan', 'rowspan'
],
'td': [
'colspan', 'rowspan'
],
"a": ['href', 'target', 'name'],
"img": ['src', 'alt', 'title'],
'p': [
'align'
],
"pre": ['class'],
"hr": ['class'],
'strong': []
}
@classmethod
def instance(cls):
if not cls.__instance:
obj = cls()
cls.__instance = obj
return cls.__instance
def process(self, content):
soup = BeautifulSoup(content, 'lxml')
# 遍历所有HTML标签
for tag in soup.find_all(recursive=True):
# 判断标签名是否在白名单中
if tag.name not in self.valid_tags:
tag.hidden = True
if tag.name not in ['html', 'body']:
tag.hidden = True
tag.clear()
continue
# 当前标签的所有属性白名单
attr_rules = self.valid_tags[tag.name]
keys = list(tag.attrs.keys())
for key in keys:
if key not in attr_rules:
del tag[key]
return soup.renderContents()
if __name__ == '__main__':
html = """<p class="title">
<b>The Dormouse's story</b>
</p>
<p class="story">
<div name='root'>
Once upon a time there were three little sisters; and their names were
<a href="http://example.com/elsie" class="sister c1" style='color:red;background-color:green;' id="link1"><!-- Elsie --></a>
<a href="http://example.com/lacie" class="sister" id="link2">Lacie</a> and
<a href="http://example.com/tillie" class="sister" id="link3">Tilffffffffffffflie</a>;
and they lived at the bottom of a well.
<script>alert(123)</script>
</div>
</p>
<p class="story">...</p>"""
v = XSSFilter.instance().process(html)
print(v)
XSS示例
![]()
#!/usr/bin/env python
# -*- coding:utf-8 -*-
from bs4 import BeautifulSoup
class XSSFilter(object):
__instance = None
def __init__(self):
# XSS白名单
self.valid_tags = {
"font": ['color', 'size', 'face', 'style'],
'b': [],
'div': [],
"span": [],
"table": [
'border', 'cellspacing', 'cellpadding'
],
'th': [
'colspan', 'rowspan'
],
'td': [
'colspan', 'rowspan'
],
"a": ['href', 'target', 'name'],
"img": ['src', 'alt', 'title'],
'p': [
'align'
],
"pre": ['class'],
"hr": ['class'],
'strong': []
}
def __new__(cls, *args, **kwargs):
"""
单例模式
:param cls:
:param args:
:param kwargs:
:return:
"""
if not cls.__instance:
obj = object.__new__(cls, *args, **kwargs)
cls.__instance = obj
return cls.__instance
def process(self, content):
soup = BeautifulSoup(content, 'lxml')
# 遍历所有HTML标签
for tag in soup.find_all(recursive=True):
# 判断标签名是否在白名单中
if tag.name not in self.valid_tags:
tag.hidden = True
if tag.name not in ['html', 'body']:
tag.hidden = True
tag.clear()
continue
# 当前标签的所有属性白名单
attr_rules = self.valid_tags[tag.name]
keys = list(tag.attrs.keys())
for key in keys:
if key not in attr_rules:
del tag[key]
return soup.renderContents()
if __name__ == '__main__':
html = """<p class="title">
<b>The Dormouse's story</b>
</p>
<p class="story">
<div name='root'>
Once upon a time there were three little sisters; and their names were
<a href="http://example.com/elsie" class="sister c1" style='color:red;background-color:green;' id="link1"><!-- Elsie --></a>
<a href="http://example.com/lacie" class="sister" id="link2">Lacie</a> and
<a href="http://example.com/tillie" class="sister" id="link3">Tilffffffffffffflie</a>;
and they lived at the bottom of a well.
<script>alert(123)</script>
</div>
</p>
<p class="story">...</p>"""
obj = XSSFilter()
v = obj.process(html)
print(v)
基于__new__实现单例模式示例
基于__new__实现单例模式示例
![]()
content = """
<p id='i1'>
<script>alert(123)</script>
bingabcd
</p>
把整个HTML转成对象与对象之间的关系了
<p id='i2'>
<div>
<p>bingabcd</p>
</div>
<img id='i3' src="/static/imagesKoala.jpg" alt="" />
</p>
"""
from bs4 import BeautifulSoup
# valid_tag = ['p','img','div']
valid_tag = {#白名单
'p':['class','id'],
'img':['src'],
'div':['class']#允许标签有什么属性
}
soup = BeautifulSoup(content,'html.parser')#创建一个soup对象,,,#html.parser:是HTML内置的解析器
tags = soup.find_all()#遍历所有的标签
for tag in tags:
if tag.name not in valid_tag:#如果标签不在valid_tag列表里
# tag.clear()#把script里的内容删掉了，但是不会删除script标签
tag.decompose()#删除内容和script标签
# print(tag.name) #p script p div p img
if tag.attrs:
for k in list(tag.attrs.keys()):
if k not in valid_tag[tag.name]:
del tag.attrs[k]#
content_str = soup.decode()
print(content_str)
"""
<p id="i1">
<script></script>
bingabcd
</p>
把整个HTML转成对象与对象之间的关系了
<p id="i2">
<div>
<p>bingabcd</p>
</div>
<img alt="" id="i3" src="/static/imagesKoala.jpg"/>
</p>
"""
# v = soup.find(name='p',attrs={'id':'i2'})
# print(v)
"""
<p id="i2">
<img alt="" id="i3" src="/static/imagesKoala.jpg"/>
</p>
"""
#BeautifulSoup会根据这个解析器把这个HTML解析成一个一个的对象
# tag_img = soup.find(name='img')#找到HTML中第一个img标签
# print(tag_img)#<img alt="" src="/static/imagesKoala.jpg"/>
# tag_p = soup.find(name='p')
# print(tag_p)#
"""
<p>
<script>alert(123)</script>
bingabcd
</p>
"""
# v = soup.find_all(name='p')
# print(v)#找到一个列表,一个标签对象一个元素
"""
[<p id="i1">
<script>alert(123)</script>
bingabcd
</p>, <p id="i2">
<img alt="" id="i3" src="/static/imagesKoala.jpg"/>
</p>]
"""
# tag = soup.find(name='p')
# sc = tag.find('script')
# print(sc)#<script>alert(123)</script>
BeautifulSoup的基本使用,这里用于过滤防止XSS攻击的特殊标签,如script
![]()
#防止XSS攻击的组件,就是利用BeautifulSoup过滤特殊字符
from bs4 import BeautifulSoup
def xss(old):
valid_tag = {
'p':['class','id'],
'img':['src'],
'div':['class']
}#设置一个白名单
soup = BeautifulSoup(old,'html.parser')
tags = soup.find_all()
for tag in tags:
if tag.name not in valid_tag:
tag.decompose()#删除特殊标签和特殊字符,比如script
if tag.attrs:
for k in list(tag.attrs.key()):
if k not in valid_tag[tag.name]:
del tag.attrs[k]
content_str = soup.decode()
return content_str
utils/XSS组件(防止XSS攻击的组件,就是利用BeautifulSoup过滤特殊字符)
![]()
from django.forms import Form
from django.forms import fields
from django.forms import widgets
from django.core.exceptions import ValidationError
from django.core.validators import RegexValidator
from app01 import models
class ArticleForm(Form):
title = fields.CharField(max_length=64)#标题
content = fields.CharField(
widget=widgets.Textarea(attrs={'id':'i1'})#widget用于生成标签
)
def clean_content(self):#定义钩子函数
old = self.cleaned_data['content']
from utils.xss import xss#导入xss组件
return xss(old)#必须有返回值,具体原理看源码
# from bs4 import BeautifulSoup
# soup = BeautifulSoup(old, 'html.parser') # 创建一个soup对象,,,#html.parser:是HTML内置的解析器
# valid_tag = {
# 'p': ['class', 'id'],
# 'img': ['src'],
# 'div': ['class'] #设置白名单, 允许标签有什么属性
# }
# tags = soup.find_all() # 遍历所有的标签
# for tag in tags:
# if tag.name not in valid_tag: # 如果标签不在valid_tag列表里
# # tag.clear()#把script里的内容删掉了，但是不会删除script标签
# tag.decompose() # 删除内容和script标签
# # print(tag.name) #p script p div p img
# if tag.attrs:
# for k in list(tag.attrs.keys()):
# if k not in valid_tag[tag.name]:
# del tag.attrs[k] #
# content_str = soup.decode()
# return content_str
form组件ArticleForm(Form)类
![]()
def wangzhe(request):
"""
发布文章
:param request:
:return:
"""
if request.method == "GET":
obj = ArticleForm()
return render(request,'wangzhe.html',{'obj':obj})
else:
obj = ArticleForm(request.POST)
if obj.is_valid():#先验证正则表达式,然后执行钩子函数,执行完,再执行整体
# content = request.POST.get('content')
content = obj.cleaned_data['content']#取到的content一定是替换完毕的content
global CONTENT
CONTENT = content
print(content)
return HttpResponse('ok')
发布文章(过滤关键字用到xss组件)
用textarea变成富文本编辑框
代码示例:
![]()
def see(request):
"""
查看用户发来的网页内容,see.html要做一下配置:{{ con|safe }}
:param request:
:return:
"""
return render(request,'see.html',{'con':CONTENT})
接收端
![]()
CONTENT = ""
def wangzhe(request):
"""
发布文章
:param request:
:return:
"""
if request.method == "GET":
return render(request,'wangzhe.html')
else:
content = request.POST.get('content')
global CONTENT
CONTENT = content
print(content)
return HttpResponse('ok')
发送端
![]()
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title></title>
</head>
<body>
<form method="POST" action="/wangzhe.html">
{% csrf_token %}
<div>
<div>文章内容</div>
<div>
<textarea id="i1" name="content"></textarea>
</div>
</div>
<input type="submit" value="提交" />
</form>
<script src="/static/kindeditor-4.1.10/kindeditor-all.js"></script>
<script>
KindEditor.create("#i1",{
"800px",
height:"600px",
resizeType:1
})
</script>
</body>
</html>
发送端html
常用参数:
2或1或0，2时可以拖动改变宽度和高度，1时只能改变高度，0时不能拖动。
指定上传文件的服务器端程序。
- 数据类型: String
- 默认值: basePath + ‘php/upload_json.php’
![]()
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title></title>
</head>
<body>
<form method="POST" action="/wangzhe.html">
{% csrf_token %}
<div>
<div>文章内容</div>
<div>
<textarea id="i1" name="content"></textarea>
</div>
</div>
<input type="submit" value="提交" />
</form>
<script src="/static/kindeditor-4.1.10/kindeditor-all.js"></script>
<script>
KindEditor.create("#i1",{
"1000px",
height:"600px",
resizeType:1,
uploadJson:'/upload_img.html',
extraFileUploadParams:{
"csrfmiddlewaretoken":"{{ csrf_token }}"
}
})
</script>
</body>
</html>
KindEditor上传图片文件
![]()
def upload_img(request):
"""
接收用户发来的图片
:param request:
:return:
"""
import os
file_obj = request.FILES.get('imgFile')
file_path = os.path.join('static/images',file_obj.name)
with open(file_path,'wb') as f:
for chunk in file_obj.chunks():
f.write(chunk)
dic = {
'error': 0,
'url': '/'+file_path,
# 'url': '/static/imgs/20130809170025.png',
'message': '错误了...'
}
import json
return HttpResponse(json.dumps(dic))
# print(request.POST,request.FILES)#<QueryDict: {'csrfmiddlewaretoken': ['iGwBmAXvo9mc9cbfzYH4uz5g5UgWVObyG2zGuxOBUO3dWjcLoXq0UJHWrExUuDMl'], 'localUrl': ['C:\fakepath\Koala.jpg']}> <MultiValueDict: {'imgFile': [<InMemoryUploadedFile: Koala.jpg (image/jpeg)>]}>
views.py upload_img函数
