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KindEditor

2、下载

官网下载：http://kindeditor.net/down.php

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))

View

7、XSS过滤特殊标签

处理依赖

1	`pip3 install beautifulsoup4`

#!/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

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原文地址：https://www.cnblogs.com/shuai1991/p/11164762.html