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【秒懂】号称最为简明实用的Django上手教程(下)

 号称最为简明实用的Django上手教程(下)

作者:白宁超

2017年8月25日08:51:58

摘要:上文号称【最为简明实用的Django上手教程】介绍了django基本概念、配置和相关操作。相信通过上文的阅读,基本明白django运行机制和操作。假设你现在通过dome和相关书籍已经基本理解django这台机器的运行。下一步如何像asp.net、Jsp,PHP等常规网站开发,进行前后台交互呢?又如何采用较为简洁美观的前端框架进行设计呢?假设你需要配置多个数据库怎么办?静态文件单独存放需要哪些配置?针对这些配置有哪些便利?最后,假设你又是一名对数据开发很感兴趣的,且学过一些机器学习,数据挖掘,自然语言处理,云计算等技术之一,想挖掘分析数据并进行可视化,怎么办?本文就是针对这些问题开始的。本文原创编著,转载注明出处:号称最为简明实用的Django上手教程(下)

1 前景回顾


系统环境:WIN10 64bit

开发环境:sublime+Anaconda
数据库:Mysql 5.6.17
语言:python3.5
框架:django1.11+Bootstrap
可视化工具:Highchart|Echarts|plotly|Bokeh(采用Echarts)

2 静态文件配置操作


 (1)静态static文件夹的配置。

在analysis文件夹下创建:analysis/static和analysis/templates文件夹,其中:

① static:包括,css,js,img,font,files等文件,使用时需要配置,页面开头添加{% load static %}

② templates:包含web的html静态页面,django1.10之后会默认识别

(2)打开xmjc_analysis/setting.py修改如下:

STATIC_URL = '/static/'
STATIC_ROOT = os.path.join(BASE_DIR, "static")

(3)打开xmjc_analysis/urls.py修改如下:

# 配置加载静态页面
from django.conf import settings
from django.conf.urls.static import static

urlpatterns = [
    url(r'^admin/', admin.site.urls),

    url(r'^index/$', analysis_views.index,name='index'),# 首页
    
]+ static(settings.STATIC_URL, document_root=settings.STATIC_ROOT)

(4) 在基模板(后文详细介绍)base页面开头添加{% load static %}

 (5 )xmjc_analysis/views.py修改如下:

'''
第一个页面
author:白宁超
site:http://www.cnblogs.com/baiboy/
'''
#coding:utf-8
from django.shortcuts import render
from django.http import HttpResponse
def index1(request):
    name = request.GET['name']
    return HttpResponse(u"欢迎"+name+",进入第一个Django页面!")

def index(request):
    '''项目统计分析平台主页'''
    return render(request,'xmjc/index.html') # 首页

然后在xmjc_analysis/urls.py下添加访问

前端nav.html的超链接如下:

3 结合Bootstrap和页面模板前端设计


  (1)什么是Bootstrap?

Bootstrap是一组用于网站和网络应用程序开发的开源前端框架,包括HTML、CSS及JavaScript的框架,提供字体排印、窗体、按钮、导航及其他各种组件及Javascript扩展,旨在使动态网页和Web应用的开发更加容易。 Bootstrap是GitHub上面被标记为“Starred”次数排名第二最多的项目。Starred次数超过105,000,而分支次数超过了47,000次。

ps:前端框架,所有的插件依赖于 jQuery。所以必须在插件文件之前引用 jQuery

----维基百科

(2)Bootstrap学习资料

① 官网下载地址:http://getbootstrap.com/
②  中文网下载地址:http://www.bootcss.com/
③ w3c学习网站:https://www.w3cschool.cn/bootstrap

(3)引入 Bootstrap

<!-- 引入 Bootstrap -->
<link href="http://apps.bdimg.com/libs/bootstrap/3.3.0/css/bootstrap.min.css" rel="stylesheet">
<!-- jQuery (Bootstrap 的 JavaScript 插件需要引入 jQuery) -->
<script src="https://code.jquery.com/jquery.js"></script>
<!-- 精简版 -->
<link href="http://libs.baidu.com/bootstrap/3.0.3/css/bootstrap.min.css" rel="stylesheet">
<script src="//libs.baidu.com/jquery/2.0.0/jquery.min.js"></script>
<script src="//libs.baidu.com/bootstrap/3.0.3/js/bootstrap.min.js"></script>

具体知识点总结参考文章:【前端知识十分钟预览之学习札记

(4)基于Bootstrap的页面模板设计

①  base.html 可以视作母模板,其中包括:

{% load static %}   放在页面最顶层,用于识别静态文件

<head></head>      放入的编码和基本信息以及css文件(js文件放在页面尾部,提高用户体验)

侧边栏                     引用③文件,便于修改和管理。

<!-- 侧边栏 -->
<div id="sidebar" class="sidebar">
    {% include 'xmjc/nav.html' %}
</div>
<!-- /侧边栏 -->

页面内容设计       {% block content %}{% endblock %}占块符号

<div class="row col-lg-12">
         {% block content %}
             <p>此处为主要内容</p>
          {% endblock %}
</div>

底部     存放js文件 

<!DOCTYPE html>
<html>
<head>
{% load static %}
    <!-- meta的引用 -->
    <meta http-equiv="content-type" content="text/html; charset=UTF-8">
    <meta charset="utf-8">
    <meta name="author" content="bnc">
    <!-- CSS样式设计 -->
    <link rel="stylesheet" type="text/css" href="/static/bootstrap-dist/css/bootstrap.min.css"  />
    <link rel="stylesheet" type="text/css" href="/static/bootstrap-dist/css/bootstrap-theme.css"  />
    <!-- 换肤 -->
    <link rel="stylesheet" type="text/css" href="/static/css/cloud-admin.css" />
    <link rel="stylesheet" type="text/css"  href="/static/css/themes/default.css" id="skin-switcher" />
    <!--图标  -->
    <link href="/static/font-awesome/css/font-awesome.min.css"  rel="stylesheet"/>
    <!-- JQUERY UI-->
    <link rel="stylesheet" type="text/css" href="/static/js/jquery-ui-1.10.3.custom/css/custom-theme/jquery-ui-1.10.3.custom.min.css" />

    <!-- 表格 -->
    <link rel="stylesheet" type="text/css" href="/static/js/datatables/media/css/jquery.dataTables.min.css" />
    <link rel="stylesheet" type="text/css" href="/static/js/datatables/media/assets/css/datatables.min.css" />
    <link rel="stylesheet" type="text/css" href="/static/js/datatables/extras/TableTools/media/css/TableTools.min.css" />

    <!-- JQUERY,所有bootstrap依赖此js -->
    <script src="/static/js/jquery-2.0.3.min.js"></script>
    <!-- echarts -->
    <script src="/static/js/echarts/echarts.js"></script>
    <!-- title标签,可以自定义设置 -->
    <title>{% block title %}四川省科技厅大数据决策分析平台{% endblock %}</title>
</head>

<body >
    <!-- 顶部设计 -->
    <header class="navbar clearfix" id="header">
        <div class="container">
            <div class="navbar-brand ">
                <!-- 公司logo -->
                <a href="{% url 'index' %}">
                    <img src="/static/img/logo/logo.png" alt="" class="img-responsive" height="30" width="120">
                </a>
                <!-- /公司logo -->
                <!-- 折叠侧边栏 -->
                <div id="sidebar-collapse" class="sidebar-collapse btn">
                    <i class="fa fa-bars"
                        data-icon1="fa fa-bars"
                        data-icon2="fa fa-bars" ></i>
                </div>
                <!-- /折叠侧边栏 -->
            </div>

            <!-- NAVBAR LEFT -->
            <ul class="nav navbar-nav pull-left hidden-xs" id="navbar-left">
                <li class="dropdown">
                    <a href="{% url 'index' %}" class="team-status-toggle dropdown-toggle tip-bottom" data-toggle="tooltip" title="大数据决策分析平台">
                        <span class="name" style="font-size: x-large;">大数据决策分析平台</span>
                    </a>
                </li>
            </ul>
            <!-- /NAVBAR LEFT -->

            <!-- BEGIN TOP NAVIGATION MENU -->
            <ul class="nav navbar-nav pull-right" style="float: right;margin-right: -6%">
                <!-- 通知 -->
                <li class="dropdown" id="header-notification">
                    <a href="#" class="dropdown-toggle" data-toggle="dropdown">
                        <i class="fa fa-bell"></i>
                        <span class="badge">7</span>
                    </a>
                    <ul class="dropdown-menu notification">
                        <li class="dropdown-title">
                            <span><i class="fa fa-bell"></i> 6 消息通知</span>
                        </li>
                        <!-- 通知下拉用户信息 -->
                        <li>
                            <a href="#">
                                <span class="label label-success"><i class="fa fa-user"></i></span>
                                <span class="body">
                                    <span class="message">5 用户在线. </span>
                                    <span class="time">
                                        <i class="fa fa-clock-o"></i>
                                        <span>刚刚</span>
                                    </span>
                                </span>
                            </a>
                        </li>
                        <!-- /通知下拉用户信息 -->
                        <!-- 服务器信息 -->
                        <li>
                            <a href="#">
                                <span class="label label-warning"><i class="fa fa-lock"></i></span>
                                <span class="body">
                                    <span class="message">DW1 服务器停止.</span>
                                    <span class="time">
                                        <i class="fa fa-clock-o"></i>
                                        <span>32 分钟前</span>
                                    </span>
                                </span>
                            </a>
                        </li>
                        <!-- /服务器信息 -->
                        <!-- 查看所有通知信息 -->
                        <li class="footer">
                            <a href="#">查看所有通知信息 <i class="fa fa-arrow-circle-right"></i></a>
                        </li>
                         <!-- /查看所有通知信息 -->
                    </ul>
                </li>
                <!-- /通知 -->
                <!-- 登录信息 -->
                <li class="dropdown user" id="header-user">
                    <a href="#" class="dropdown-toggle" data-toggle="dropdown">
                        <img alt="" src="/static/img/avatars/avatar3.jpg" />
                        <span class="username">王定国</span>
                        <i class="fa fa-angle-down"></i>
                    </a>
                    <ul class="dropdown-menu">
                        <li><a href="#"><i class="fa fa-user"></i>个人简介</a></li>
                        <li><a href="#"><i class="fa fa-cog"></i> 账号设置</a></li>
                        <li><a href="login.html"><i class="fa fa-power-off"></i>退 出</a></li>
                    </ul>
                </li>
                <!-- /登录信息 -->
            </ul>
            <!-- END TOP NAVIGATION MENU -->
        </div>
    </header>
    <!--/顶部设计 -->

    <!-- 主页面设计 -->
    <section id="page">
        <!-- 侧边栏 -->
        <div id="sidebar" class="sidebar">
        {% include 'xmjc/nav.html' %}
        </div>
        <!-- /侧边栏 -->
        <!-- 右侧 -->
        <div id="main-content">
            <div class="container">
                <div class="row">
                    <!-- 右侧内容 -->
                    <div id="content" class="col-lg-12">
                        <div class="row col-lg-12">
                            <div class="page-header">
                                <!-- 面包式导航页-->
                                <ul class="breadcrumb">
                                    <li>
                                        <i class="fa fa-home"></i>
                                        <a href="{% url 'index' %}">首页  </a>
                                    </li>

                                    <li>
                                    <!-- 子主菜单 -->
                                    {% block lnav %}
                                    菜单导航
                                    {% endblock %}
                                    </li>
                                </ul>
                                <!-- /面包式导航页 -->
                                <!-- 当前主题 -->
                                <div class="clearfix">
                                    <h3 class="content-title pull-left">
                                    {{ lnav }}
                                    </h3>
                                </div>
                                <!-- /当前主题 -->
                                <!-- 当前主题描述 -->
                                <div class="description">
                                {{ lcontent }}
                                </div>
                                <!-- /当前主题描述 -->
                            </div>
                        </div>
                        <!-- 页面内容设计 -->
                        <div class="row col-lg-12">
                            {% block content %}
                            <p>此处为主要内容</p>
                            {% endblock %}
                        </div>
                        <!-- /页面内容设计 -->
                        <!-- 顶部 -->
                        <div class="footer-tools">
                            <span class="go-top">
                                <i class="fa fa-chevron-up"></i> 顶部
                            </span>
                        </div>
                        <!-- /顶部 -->
                    </div>
                    <!-- 右侧内容 -->
                </div>
            </div>
        </div>
        <!-- 右侧 -->
    </section>
    <!--/主页面设计 -->

    <!-- JAVASCRIPTS -->
    <!-- JQUERY UI,折叠-->
    <!-- JQUERY UI-->
    <script src="/static/js/jquery-ui-1.10.3.custom/js/jquery-ui-1.10.3.custom.min.js"></script>
    <!-- BOOTSTRAP -->
    <script src="/static/bootstrap-dist/js/bootstrap.min.js"></script>
    <!-- DATE RANGE PICKER -->
    <script src="/static/js/bootstrap-daterangepicker/moment.min.js"></script>
    <script src="/static/js/bootstrap-daterangepicker/daterangepicker.min.js"></script>
    <!-- BLOCK UI 刷新-->
    <script type="text/javascript" src="/static/js/jQuery-BlockUI/jquery.blockUI.min.js"></script>
    <!-- 表格 -->
    <script type="text/javascript" src="/static/js/datatables/media/js/jquery.dataTables.min.js"></script>
    <script type="text/javascript" src="/static/js/datatables/media/assets/js/datatables.min.js"></script>
    <script type="text/javascript" src="/static/js/datatables/extras/TableTools/media/js/TableTools.min.js"></script>
    <script type="text/javascript" src="/static/js/datatables/extras/TableTools/media/js/ZeroClipboard.min.js"></script>

    <!-- FLOT CHARTS -->
   <!--  <script src="/static/js/flot/jquery.flot.min.js"></script>
    <script src="/static/js/flot/jquery.flot.time.min.js"></script>
    <script src="/static/js/flot/jquery.flot.selection.min.js"></script>
    <script src="/static/js/flot/jquery.flot.resize.min.js"></script>
    <script src="/static/js/flot/jquery.flot.pie.min.js"></script>
    <script src="/static/js/flot/jquery.flot.stack.min.js"></script>
    <script src="/static/js/flot/jquery.flot.crosshair.min.js"></script> -->
    <!-- COOKIE -->
    <script type="text/javascript" src="/static/js/jquery.cookie.min.js"></script>
    <!-- CUSTOM SCRIPT -->
    <script src="/static/js/script.js"></script>
   <!--  <script>
        jQuery(document).ready(function() {
            App.setPage("base");  //Set current page
            App.init(); //Initialise plugins and elements
        });
    </script> -->
    <!-- /JAVASCRIPTS -->
</body>
</html>
View Code

② content.html  内容页面,可以自己自由设计,本例子使用画布布局,展示几个可视化和表格的应用。

                        <!-- DASHBOARD CONTENT -->
                        <div class="row">
                            <!-- COLUMN 1 -->
                            <div class="col-md-6">
                                <div class="row">
                                  <div class="col-lg-6">
                                     <div class="dashbox panel panel-default">
                                        <div class="panel-body">
                                           <div class="panel-left red">
                                                <i class="fa fa-instagram fa-3x"></i>
                                           </div>
                                           <div class="panel-right">
                                                <div class="number">6718</div>
                                                <div class="title">Likes</div>
                                                <span class="label label-success">
                                                    26% <i class="fa fa-arrow-up"></i>
                                                </span>
                                           </div>
                                        </div>
                                     </div>
                                  </div>
                                  <div class="col-lg-6">
                                     <div class="dashbox panel panel-default">
                                        <div class="panel-body">
                                           <div class="panel-left blue">
                                                <i class="fa fa-twitter fa-3x"></i>
                                           </div>
                                           <div class="panel-right">
                                                <div class="number">2724</div>
                                                <div class="title">Followers</div>
                                                <span class="label label-warning">
                                                    5% <i class="fa fa-arrow-down"></i>
                                                </span>
                                           </div>
                                        </div>
                                     </div>
                                  </div>
                                </div>
                                <div class="row">
                                    <div class="col-md-12">
                                        <div class="quick-pie panel panel-default">
                                            <div class="panel-body">
                                                <div class="col-md-4 text-center">
                                                    <div id="dash_pie_1" class="piechart" data-percent="59">
                                                        <span class="percent"></span>
                                                    </div>
                                                    <a href="#" class="title">New Visitors <i class="fa fa-angle-right"></i></a>
                                                </div>
                                                <div class="col-md-4 text-center">
                                                    <div id="dash_pie_2" class="piechart" data-percent="73">
                                                        <span class="percent"></span>
                                                    </div>
                                                    <a href="#" class="title">Bounce Rate <i class="fa fa-angle-right"></i></a>
                                                </div>
                                                <div class="col-md-4 text-center">
                                                    <div id="dash_pie_3" class="piechart" data-percent="90">
                                                        <span class="percent"></span>
                                                    </div>
                                                    <a href="#" class="title">Brand Popularity <i class="fa fa-angle-right"></i></a>
                                                </div>
                                            </div>
                                        </div>
                                    </div>
                               </div>
                            </div>
                            <!-- /COLUMN 1 -->

                            <!-- COLUMN 2 -->
                            <div class="col-md-6">
                                <div class="box solid grey">
                                    <div class="box-title">
                                        <h4><i class="fa fa-dollar"></i>Revenue</h4>
                                        <div class="tools">
                                            <span class="label label-danger">
                                                20% <i class="fa fa-arrow-up"></i>
                                            </span>
                                            <a href="#box-config" data-toggle="modal" class="config">
                                                <i class="fa fa-cog"></i>
                                            </a>
                                            <a href="javascript:;" class="reload">
                                                <i class="fa fa-refresh"></i>
                                            </a>
                                            <a href="javascript:;" class="collapse">
                                                <i class="fa fa-chevron-up"></i>
                                            </a>
                                            <a href="javascript:;" class="remove">
                                                <i class="fa fa-times"></i>
                                            </a>
                                        </div>
                                    </div>
                                    <div class="box-body">
                                        <div id="chart-revenue" style="height:240px"></div>
                                    </div>
                                </div>
                            </div>
                            <!-- /COLUMN 2 -->
                        </div>
                       <!-- /DASHBOARD CONTENT -->

                        <!-- NEW ORDERS & STATISTICS -->
                        <div class="row">
                            <!-- NEW ORDERS -->
                            <div class="col-md-6">
                                <div class="box border">
                                    <div class="box-title">
                                        <h4><i class="fa fa-columns"></i> <span class="hidden-inline-mobile">Sales Tab</span></h4>
                                    </div>
                                    <div class="box-body">
                                <div class="tabbable header-tabs">
                                    <ul class="nav nav-tabs">
                                       <li class="active"><a href="#sales" data-toggle="tab"><i class="fa fa-bookmark"></i> <span class="hidden-inline-mobile">New Orders</span></a></li>
                                       <li><a href="#feed" data-toggle="tab"><i class="fa fa-rss"></i> <span class="hidden-inline-mobile">Recent Activities</span></a></li>
                                    </ul>
                                    <div class="tab-content">
                                       <div class="tab-pane active" id="sales">
                                          <div class="panel panel-default">
                                              <div class="panel-body orders no-opaque">
                                                <div class="scroller" data-height="450px" data-always-visible="1" data-rail-visible="1">
                                                    <ul class="list-unstyled">
                                                        <li class="clearfix">
                                                            <div class="pull-left">
                                                                <p>
                                                                    <h5><strong>#A14</strong> Rikki S. Stover</h5>
                                                                </p>
                                                                <p><i class="fa fa-clock-o"></i> <abbr class="timeago" title="Oct 9, 2013" >Oct 9, 2013</abbr></p>

                                                            </div>
                                                            <div class="text-right pull-right">
                                                                <h4 class="cost">$124.00</h4>
                                                                <p>
                                                                    <span class="label label-success arrow-in-right"><i class="fa fa-check"></i> Complete</span>
                                                                </p>
                                                            </div>
                                                            <div class="clearfix"></div>
                                                            <div class="progress progress-sm">
                                                              <div class="progress-bar progress-bar-success" role="progressbar" aria-valuenow="85" aria-valuemin="0" aria-valuemax="100" style="width: 85%;">
                                                                <span class="sr-only">85% Complete</span>
                                                              </div>
                                                            </div>
                                                        </li>
                                                        <li class="clearfix">
                                                            <div class="pull-left">
                                                                <p>
                                                                    <h5><strong>#A15</strong> Scott Allen</h5>
                                                                </p>
                                                                <p><i class="fa fa-clock-o"></i> <abbr class="timeago" title="Oct 10, 2013" >Oct 10, 2013</abbr></p>

                                                            </div>
                                                            <div class="text-right pull-right">
                                                                <h4 class="cost">$235.00</h4>
                                                                <p>
                                                                    <span class="label label-warning arrow-in-right"><i class="fa fa-cog"></i> In Progress</span>
                                                                </p>
                                                            </div>
                                                            <div class="clearfix"></div>
                                                            <div class="progress progress-sm">
                                                              <div class="progress-bar progress-bar-warning" role="progressbar" aria-valuenow="30" aria-valuemin="0" aria-valuemax="100" style="width: 30%;">
                                                                <span class="sr-only">30% Complete</span>
                                                              </div>
                                                            </div>
                                                        </li>
                                                        <li class="clearfix">
                                                            <div class="pull-left">
                                                                <p>
                                                                    <h5><strong>#A16</strong> Larry Wright</h5>
                                                                </p>
                                                                <p><i class="fa fa-clock-o"></i> <abbr class="timeago" title="Oct 11, 2013" >Oct 11, 2013</abbr></p>

                                                            </div>
                                                            <div class="text-right pull-right">
                                                                <h4 class="cost">$77.00</h4>
                                                                <p>
                                                                    <span class="label label-primary arrow-in-right"><i class="fa fa-archive"></i> Archived</span>
                                                                </p>
                                                            </div>
                                                            <div class="clearfix"></div>
                                                            <div class="progress progress-sm">
                                                              <div class="progress-bar progress-bar-primary" role="progressbar" aria-valuenow="97" aria-valuemin="0" aria-valuemax="100" style="width: 97%;">
                                                                <span class="sr-only">97% Complete</span>
                                                              </div>
                                                            </div>
                                                        </li>
                                                        <li class="clearfix">
                                                            <div class="pull-left">
                                                                <p>
                                                                    <h5><strong>#A17</strong> John Dale</h5>
                                                                </p>
                                                                <p><i class="fa fa-clock-o"></i> <abbr class="timeago" title="Oct 10, 2013" >Oct 10, 2013</abbr></p>

                                                            </div>
                                                            <div class="text-right pull-right">
                                                                <h4 class="cost">$174.00</h4>
                                                                <p>
                                                                    <span class="label label-danger arrow-in-right"><i class="fa fa-star"></i> New</span>
                                                                </p>
                                                            </div>
                                                            <div class="clearfix"></div>
                                                            <div class="progress progress-sm">
                                                              <div class="progress-bar progress-bar-danger" role="progressbar" aria-valuenow="10" aria-valuemin="0" aria-valuemax="100" style="width: 10%;">
                                                                <span class="sr-only">10% Complete</span>
                                                              </div>
                                                            </div>
                                                        </li>
                                                        <li class="clearfix">
                                                            <div class="pull-left">
                                                                <p>
                                                                    <h5><strong>#A18</strong> MJ Perkins</h5>
                                                                </p>
                                                                <p><i class="fa fa-clock-o"></i> <abbr class="timeago" title="Oct 11, 2013" >Oct 11, 2013</abbr></p>

                                                            </div>
                                                            <div class="text-right pull-right">
                                                                <h4 class="cost">$68.00</h4>
                                                                <p>
                                                                    <span class="label label-info arrow-in-right"><i class="fa fa-truck"></i> In Transit</span>
                                                                </p>
                                                            </div>
                                                            <div class="clearfix"></div>
                                                            <div class="progress progress-sm">
                                                              <div class="progress-bar progress-bar-info" role="progressbar" aria-valuenow="50" aria-valuemin="0" aria-valuemax="100" style="width: 50%;">
                                                                <span class="sr-only">50% Complete</span>
                                                              </div>
                                                            </div>
                                                        </li>
                                                        <li class="clearfix">
                                                            <div class="pull-left">
                                                                <p>
                                                                    <h5><strong>#A19</strong> Stephen Stover</h5>
                                                                </p>
                                                                <p><i class="fa fa-clock-o"></i> <abbr class="timeago" title="Oct 9, 2013" >Oct 9, 2013</abbr></p>

                                                            </div>
                                                            <div class="text-right pull-right">
                                                                <h4 class="cost">$124.00</h4>
                                                                <p>
                                                                    <span class="label label-success arrow-in-right"><i class="fa fa-check"></i> Complete</span>
                                                                </p>
                                                            </div>
                                                            <div class="clearfix"></div>
                                                            <div class="progress progress-sm">
                                                              <div class="progress-bar progress-bar-success" role="progressbar" aria-valuenow="80" aria-valuemin="0" aria-valuemax="100" style="width: 80%;">
                                                                <span class="sr-only">80% Complete</span>
                                                              </div>
                                                            </div>
                                                        </li>
                                                        <li class="clearfix">
                                                            <div class="pull-left">
                                                                <p>
                                                                    <h5><strong>#A20</strong> Edward Lus</h5>
                                                                </p>
                                                                <p><i class="fa fa-clock-o"></i> <abbr class="timeago" title="Oct 11, 2013" >Oct 11, 2013</abbr></p>

                                                            </div>
                                                            <div class="text-right pull-right">
                                                                <h4 class="cost">$52.00</h4>
                                                                <p>
                                                                    <span class="label label-danger arrow-in-right"><i class="fa fa-star"></i> New</span>
                                                                </p>
                                                            </div>
                                                            <div class="clearfix"></div>
                                                            <div class="progress progress-sm">
                                                              <div class="progress-bar progress-bar-danger" role="progressbar" aria-valuenow="20" aria-valuemin="0" aria-valuemax="100" style="width: 20%;">
                                                                <span class="sr-only">20% Complete</span>
                                                              </div>
                                                            </div>
                                                        </li>
                                                        <li class="clearfix">
                                                            <div class="pull-left">
                                                                <p>
                                                                    <h5><strong>#A21</strong> Alice Mangrum</h5>
                                                                </p>
                                                                <p><i class="fa fa-clock-o"></i> <abbr class="timeago" title="Oct 11, 2013" >Oct 11, 2013</abbr></p>

                                                            </div>
                                                            <div class="text-right pull-right">
                                                                <h4 class="cost">$14.00</h4>
                                                                <p>
                                                                    <span class="label label-info arrow-in-right"><i class="fa fa-truck"></i> In Transit</span>
                                                                </p>
                                                            </div>
                                                            <div class="clearfix"></div>
                                                            <div class="progress progress-sm">
                                                              <div class="progress-bar progress-bar-info" role="progressbar" aria-valuenow="65" aria-valuemin="0" aria-valuemax="100" style="width: 65%;">
                                                                <span class="sr-only">65% Complete</span>
                                                              </div>
                                                            </div>
                                                        </li>
                                                        <li class="clearfix">
                                                            <div class="pull-left">
                                                                <p>
                                                                    <h5><strong>#A22</strong> Tamika Owens</h5>
                                                                </p>
                                                                <p><i class="fa fa-clock-o"></i> <abbr class="timeago" title="Oct 11, 2013" >Oct 11, 2013</abbr></p>

                                                            </div>
                                                            <div class="text-right pull-right">
                                                                <h4 class="cost">$604.00</h4>
                                                                <p>
                                                                    <span class="label label-warning arrow-in-right"><i class="fa fa-cog"></i> In Progress</span>
                                                                </p>
                                                            </div>
                                                            <div class="clearfix"></div>
                                                            <div class="progress progress-sm">
                                                              <div class="progress-bar progress-bar-warning" role="progressbar" aria-valuenow="75" aria-valuemin="0" aria-valuemax="100" style="width: 75%;">
                                                                <span class="sr-only">75% Complete</span>
                                                              </div>
                                                            </div>
                                                        </li>
                                                    </ul>
                                                </div>
                                              </div>
                                               <div class='text-center'>
                                                <ul class='pagination'>
                                                  <li class='disabled'>
                                                    <a href='#'>
                                                      <i class='fa fa-angle-left'></i>
                                                    </a>
                                                  </li>
                                                  <li class='active'>
                                                    <a href='#'>
                                                      1
                                                    </a>
                                                  </li>
                                                  <li>
                                                    <a href='#'>2</a>
                                                  </li>
                                                  <li>
                                                    <a href='#'>3</a>
                                                  </li>
                                                  <li>
                                                    <a href='#'>4</a>
                                                  </li>
                                                  <li>
                                                    <a href='#'>5</a>
                                                  </li>
                                                  <li>
                                                    <a href='#'>
                                                      <i class='fa fa-angle-right'></i>
                                                    </a>
                                                  </li>
                                                </ul>
                                              </div>
                                            </div>
                                       </div>
                                       <div class="tab-pane" id="feed">
                                          <div class="scroller" data-height="450px" data-always-visible="1" data-rail-visible="1">
                                              <div class="feed-activity clearfix">
                                                <div>
                                                    <i class="pull-left roundicon fa fa-check btn btn-info"></i>
                                                    <a class="user" href="#"> John Doe </a>
                                                    accepted your connection request.
                                                    <br>
                                                    <a href="#">View profile</a>

                                                </div>
                                                <div class="time">
                                                    <i class="fa fa-clock-o"></i>
                                                    5 hours ago
                                                </div>
                                              </div>
                                              <div class="feed-activity clearfix">
                                                <div>
                                                    <i class="pull-left roundicon fa fa-picture-o btn btn-danger"></i>
                                                    <a class="user" href="#"> Jack Doe </a>
                                                    uploaded a new photo.
                                                    <br>
                                                    <a href="#">Take a look</a>

                                                </div>
                                                <div class="time">
                                                    <i class="fa fa-clock-o"></i>
                                                    5 hours ago
                                                </div>
                                              </div>
                                              <div class="feed-activity clearfix">
                                                <div>
                                                    <i class="pull-left roundicon fa fa-edit btn btn-pink"></i>
                                                    <a class="user" href="#"> Jess Doe </a>
                                                    edited their skills.
                                                    <br>
                                                    <a href="#">Endorse them</a>

                                                </div>
                                                <div class="time">
                                                    <i class="fa fa-clock-o"></i>
                                                    5 hours ago
                                                </div>
                                              </div>
                                              <div class="feed-activity clearfix">
                                                <div>
                                                    <i class="pull-left roundicon fa fa-bitcoin btn btn-yellow"></i>
                                                    <a class="user" href="#"> Divine Doe </a>
                                                    made a bitcoin payment.
                                                    <br>
                                                    <a href="#">Check your financials</a>

                                                </div>
                                                <div class="time">
                                                    <i class="fa fa-clock-o"></i>
                                                    6 hours ago
                                                </div>
                                              </div>
                                              <div class="feed-activity clearfix">
                                                <div>
                                                    <i class="pull-left roundicon fa fa-dropbox btn btn-primary"></i>
                                                    <a class="user" href="#"> Lisbon Doe </a>
                                                    saved a new document to Dropbox.
                                                    <br>
                                                    <a href="#">Download</a>

                                                </div>
                                                <div class="time">
                                                    <i class="fa fa-clock-o"></i>
                                                    1 day ago
                                                </div>
                                              </div>
                                              <div class="feed-activity clearfix">
                                                <div>
                                                    <i class="pull-left roundicon fa fa-pinterest btn btn-inverse"></i>
                                                    <a class="user" href="#"> Bob Doe </a>
                                                    pinned a new photo to Pinterest.
                                                    <br>
                                                    <a href="#">Take a look</a>

                                                </div>
                                                <div class="time">
                                                    <i class="fa fa-clock-o"></i>
                                                    2 days ago
                                                </div>
                                              </div>
                                              <div class="feed-activity clearfix">
                                                <div>
                                                    <i class="pull-left roundicon fa fa-clock-o btn btn-success"></i>
                                                    <a class="user" href="#"> John Doe </a>
                                                    accepted your connection request.
                                                    <br>
                                                    <a href="#">View profile</a>

                                                </div>
                                                <div class="time">
                                                    <i class="fa fa-clock-o"></i>
                                                    5 hours ago
                                                </div>
                                              </div>
                                              <div class="feed-activity clearfix">
                                                <div>
                                                    <i class="pull-left roundicon fa fa-heart btn btn-purple"></i>
                                                    <a class="user" href="#"> Jack Doe </a>
                                                    uploaded a new photo.
                                                    <br>
                                                    <a href="#">Take a look</a>

                                                </div>
                                                <div class="time">
                                                    <i class="fa fa-clock-o"></i>
                                                    5 hours ago
                                                </div>
                                              </div>
                                              <div class="feed-activity clearfix">
                                                <div>
                                                    <i class="pull-left roundicon fa fa-gift btn btn-pink"></i>
                                                    <a class="user" href="#"> Jess Doe </a>
                                                    edited their skills.
                                                    <br>
                                                    <a href="#">Endorse them</a>

                                                </div>
                                                <div class="time">
                                                    <i class="fa fa-clock-o"></i>
                                                    5 hours ago
                                                </div>
                                              </div>
                                              <div class="feed-activity clearfix">
                                                <div>
                                                    <i class="pull-left roundicon fa fa-random btn btn-yellow"></i>
                                                    <a class="user" href="#"> Divine Doe </a>
                                                    made a bitcoin payment.
                                                    <br>
                                                    <a href="#">Check your financials</a>

                                                </div>
                                                <div class="time">
                                                    <i class="fa fa-clock-o"></i>
                                                    6 hours ago
                                                </div>
                                              </div>
                                          </div>
                                       </div>
                                    </div>
                                </div>
                                    </div>
                                </div>
                            </div>
                            <!-- /NEW ORDERS -->
                            <!-- STATISTICS -->
                            <div class="col-md-6">
                                <div class="row">
                                    <div class="col-md-6">
                                        <div class="box border inverse">
                                            <div class="box-title">
                                                <h4><i class="fa fa-money"></i>Sales Summary</h4>
                                                <div class="tools">
                                                    <a href="javascript:;" class="reload">
                                                        <i class="fa fa-refresh"></i>
                                                    </a>
                                                    <a href="javascript:;" class="remove">
                                                        <i class="fa fa-times"></i>
                                                    </a>
                                                </div>
                                            </div>
                                            <div class="box-body">
                                                  <div class="sparkline-row">
                                                    <span class="title">Total sales</span>
                                                    <span class="value">$78,273</span>
                                                    <span class="sparkline big" data-color="blue">16,7,23,13,12,11,15,4,19,18,4,24</span>
                                                  </div>
                                                  <div class="sparkline-row">
                                                    <span class="title">Profit</span>
                                                    <span class="value">$6,543</span>
                                                    <span class="sparkline big" data-color="red">6,3,24,25,27,29,14,26,20,8,12,20</span>
                                                  </div>
                                                  <div class="sparkline-row">
                                                    <span class="title">Orders</span>
                                                    <span class="value">985</span>
                                                    <span class="sparkline big" data-color="green">11,19,20,20,5,18,11,6,16,20,26,11</span>
                                                  </div>
                                            </div>
                                        </div>
                                    </div>
                                    <div class="col-md-6">
                                        <div class="box border purple">
                                            <div class="box-title">
                                                <h4><i class="fa fa-adjust"></i>Distribution Index</h4>
                                                <div class="tools">
                                                    <a href="javascript:;" class="reload">
                                                        <i class="fa fa-refresh"></i>
                                                    </a>
                                                    <a href="javascript:;" class="remove">
                                                        <i class="fa fa-times"></i>
                                                    </a>
                                                </div>
                                            </div>
                                            <div class="box-body">
                                                  <div class="sparkline-row">
                                                    <span class="title">Revenue distribution</span>
                                                    <span class="value"><i class="fa fa-usd"></i> 25674</span>
                                                    <span class="sparklinepie">16,7,23</span>
                                                  </div>
                                                  <div class="sparkline-row">
                                                    <span class="title">Sales</span>
                                                    <span class="value"><i class="fa fa-money"></i> 19 999,99</span>
                                                    <span class="sparklinepie">6,3,24,25</span>
                                                  </div>
                                                  <div class="sparkline-row">
                                                    <span class="title">Employee/ Dept</span>
                                                    <span class="value"><i class="fa fa-user"></i> 645783</span>
                                                    <span class="sparklinepie">11,19,20</span>
                                                  </div>
                                            </div>
                                        </div>
                                    </div>
                                </div>
                            </div>
                            <!-- /STATISTICS -->
                            <div class="col-md-6">
                                <div class="panel panel-default">
                                    <div class="panel-body">
                                        <table class="table table-striped table-bordered table-hover">
                                         <thead>
                                            <tr>
                                               <th><i class="fa fa-user"></i> Client</th>
                                               <th class="hidden-xs"><i class="fa fa-quote-left"></i> Sales Item</th>
                                               <th><i class="fa fa-dollar"></i> Amount</th>
                                               <th><i class="fa fa-bars"></i> Status</th>
                                            </tr>
                                         </thead>
                                         <tbody>
                                            <tr>
                                               <td><a href="#">Fortune 500</a></td>
                                               <td class="hidden-xs">Gold Level Virtual Server</td>
                                               <td>$ 2310.23</td>
                                               <td><span class="label label-success label-sm">Paid</span></td>
                                            </tr>
                                            <tr>
                                               <td><a href="#">Cisco Inc.</a></td>
                                               <td class="hidden-xs">Platinum Level Virtual Server</td>
                                               <td>$ 5502.67</td>
                                               <td><span class="label label-warning label-sm">Pending</span></td>
                                            </tr>
                                            <tr>
                                               <td><a href="#">VMWare Ltd.</a></td>
                                               <td class="hidden-xs">Hardware Switch</td>
                                               <td>$ 3472.54</td>
                                               <td><span class="label label-success label-sm">Paid</span></td>
                                            </tr>
                                            <tr>
                                               <td><a href="#">Wall-Mart Stores</a></td>
                                               <td class="hidden-xs">Branding & Marketing</td>
                                               <td>$ 6653.25</td>
                                               <td><span class="label label-success label-sm">Paid</span></td>
                                            </tr>
                                            <tr>
                                               <td><a href="#">Exxon Mobil</a></td>
                                               <td class="hidden-xs">UX and UI Services</td>
                                               <td>$ 45645.45</td>
                                               <td><span class="label label-danger label-sm">Overdue</span></td>
                                            </tr>
                                            <tr>
                                               <td><a href="#">General Electric</a></td>
                                               <td class="hidden-xs">Web Designing</td>
                                               <td>$ 3432.11</td>
                                               <td><span class="label label-warning label-sm">Pending</span></td>
                                            </tr>
                                         </tbody>
                                    </table>
                                    </div>
                                </div>
                            </div>
                        </div>
                        <!-- /NEW ORDERS & STATISTICS -->
View Code

③ nav.html 导航页面设计,其中包括菜单折叠,子菜单等功能,超链接使用<a href="{% url 'index' %}">

<div class="sidebar-menu nav-collapse">
    <div class="divide-20"></div>
    <!-- 搜索 -->
    <div id="search-bar">
        <input class="search" type="text" placeholder="查找"><i class="fa fa-search search-icon"></i>
    </div>
    <!-- /搜索 -->
    <!-- 侧边导航菜单 -->
    <ul>
        <li class="active">
            <a href="{% url 'index' %}">
            <i class="fa fa-tachometer fa-fw"></i>
            <span class="menu-text">大数据决策分析</span>
            <span class="selected"></span>
            </a>
        </li>

        <li class="has-sub">
            <a href="javascript:;" class="">
            <i class="fa fa-bookmark-o fa-fw"></i>
            <span class="menu-text">项目统计分析</span>
            <span class="arrow"></span>
            </a>
            <ul class="sub">
                <li>
                <a class="" href="{% url 'xmksh' %}">
                <span class="sub-menu-text">可视化统计图形测试</span>
                </a></li>

                <li><a class="" href="{% url 'xmjf' %}">
                <span class="sub-menu-text">项目经费统计</span>
                </a></li>

                <li><a class="" href="">
                <span class="sub-menu-text">项目数量统计</span>
                </a></li>

                <li><a class="" href="">
                <span class="sub-menu-text">项目区域统计</span>
                </a></li>

                <li><a class="" href="charts/xmlb.html">
                <span class="sub-menu-text">项目类别统计</span>
                </a></li>

                <li class="has-sub-sub">
                    <a href="javascript:;" class="">
                    <span class="sub-menu-text">项目结题统计</span>
                    <span class="arrow"></span>
                    </a>
                    <ul class="sub-sub">
                        <li><a class="" href="charts/xmjfjt.html">
                        <span class="sub-sub-menu-text">结题成功统计</span>
                        </a></li>

                        <li><a class="" href="charts/xmjfbjt.html">
                        <span class="sub-sub-menu-text">结题失败统计</span>
                        </a></li>
                    </ul>
                </li>
            </ul>
        </li>

        <li class="has-sub">
            <a href="javascript:;" class="">
            <i class="fa fa-table fa-fw"></i>
            <span class="menu-text">市县州主题分析</span>
            <span class="arrow"></span>
            </a>
            <ul class="sub">
                <li><a class="" href="simple_table.html">
                <span class="sub-menu-text">各区域项目分布</span>
                </a></li>

                <li><a class="" href="dynamic_tables.html">
                <span class="sub-menu-text">各区域经费分布</span>
                </a></li>

                <li><a class="" href="jqgrid_plugin.html">
                <span class="sub-menu-text">各区域课题分布</span>
                </a></li>
            </ul>
        </li>

        <li class="has-sub">
            <a href="javascript:;" class="">
            <i class="fa fa-pencil-square-o fa-fw"></i>
            <span class="menu-text">高校项目分布</span>
            <span class="arrow"></span>
            </a>
            <ul class="sub">
                <li><a class="" href="forms.html">
                <span class="sub-menu-text">高校项目分布</span>
                </a></li>

                <li><a class="" href="wizards_validations.html">
                <span class="sub-menu-text">高校经费分布</span>
                </a></li>

                <li><a class="" href="wizards_validations.html">
                <span class="sub-menu-text">高校课题分布</span>
                </a></li>
            </ul>
        </li>

        <li class="has-sub">
            <a href="javascript:;" class="">
            <i class="fa fa-bar-chart-o fa-fw"></i>
            <span class="menu-text">年报分析</span>
            <span class="arrow"></span>
            </a>
            <ul class="sub">
                <li><a class="" href="flot_charts.html">
                <span class="sub-menu-text">年度结题情况</span>
                </a></li>

                <li><a class="" href="xcharts.html">
                <span class="sub-menu-text">年度经费情况</span>
                </a></li>

                <li><a class="" href="others.html">
                <span class="sub-menu-text">年度课题情况</span>
                </a></li>
            </ul>
        </li>

        <li class="has-sub">
            <a href="javascript:;" class="">
            <i class="fa fa-columns fa-fw"></i>
            <span class="menu-text">专家人员统计分析</span>
            <span class="arrow"></span>
            </a>
            <ul class="sub">
                <li><a class="" href="mini_sidebar.html">
                <span class="sub-menu-text">专家年龄统计</span>
                </a></li>

                <li><a class="" href="fixed_header.html">
                <span class="sub-menu-text">专家学术领域统计</span>
                </a></li>

                <li><a class="" href="fixed_header_sidebar.html">
                <span class="sub-menu-text">专家评审资格年限统计</span>
                </a></li>
            </ul>
        </li>

        <li class="has-sub">
            <a href="javascript:;" class="">
            <i class="fa fa-map-marker fa-fw"></i>
            <span class="menu-text">评奖情况统计分析</span>
            <span class="arrow"></span>
            </a>
            <ul class="sub">
                <li><a class="" href="google_maps.html">
                <span class="sub-menu-text">奖项类别</span>
                </a></li>

                <li><a class="" href="vector_maps.html">
                <span class="sub-menu-text">奖项记录</span>
                </a></li>
            </ul>
        </li>

        <li class="has-sub">
            <a href="javascript:;" class="">
            <i class="fa fa-file-text fa-fw"></i>
            <span class="menu-text">机器学习算法库</span>
            <span class="arrow"></span>
            </a>
            <ul class="sub">
                <li><a class="" href="login.html">
                <span class="sub-menu-text">朴素贝叶斯算法</span>
                </a></li>

                <li><a class="" href="user_profile.html">
                <span class="sub-menu-text">分类算法</span>
                </a></li>

                <li><a class="" href="chats.html">
                <span class="sub-menu-text">聚类算法</span>
                </a></li>
            </ul>
        </li>

        <li class="has-sub">
            <a href="javascript:;" class="">
            <i class="fa fa-file-text fa-fw"></i>
            <span class="menu-text">可视化图形库</span>
            <span class="arrow"></span>
            </a>
            <ul class="sub">
                <li><a class="" href="login.html">
                <span class="sub-menu-text">条形图</span>
                </a></li>

                <li><a class="" href="user_profile.html">
                <span class="sub-menu-text">折线图</span>
                </a></li>

                <li><a class="" href="chats.html">
                <span class="sub-menu-text">地图</span>
                </a></li>
            </ul>
        </li>

        <li class="has-sub">
            <a href="javascript:;" class="">
            <i class="fa fa-briefcase fa-fw"></i>
            <span class="menu-text">数据预处理
            <span class="badge pull-right">3</span>
            </span>
            <span class="arrow"></span>
            </a>
            <ul class="sub">
                <li><a class="" href="search_results.html">
                <span class="sub-menu-text">网络爬虫</span>
                </a></li>

                <li><a class="" href="email_templates.html">
                <span class="sub-menu-text">数据清洗</span>
                </a></li>

                <li><a class="" href="error_404.html">
                <span class="sub-menu-text">数据拼装</span>
                </a></li>
            </ul>
        </li>

        <li class="has-sub">
            <a href="javascript:;" class="">
            <i class="fa fa-briefcase fa-fw"></i>
            <span class="menu-text">基础算法库
            <span class="badge pull-right">3</span>
            </span>
            <span class="arrow"></span>
            </a>
            <ul class="sub">
                <li><a class="" href="search_results.html">
                <span class="sub-menu-text">PDF转换</span>
                </a></li>

                <li><a class="" href="email_templates.html">
                <span class="sub-menu-text">发送邮件</span>
                </a></li>

                <li><a class="" href="error_404.html">
                <span class="sub-menu-text">信息查重</span>
                </a></li>
            </ul>
        </li>

        <!-- 单独页面左右跳转参照此模板 -->
        <li>
        <a class="" href="inbox.html">
        <i class="fa fa-envelope-o fa-fw"></i>
        <span class="menu-text">邮件</span>
        </a></li>

        <li>
        <a class="" href="widgets_box.html">
        <i class="fa fa-th-large fa-fw"></i>
        <span class="menu-text">系统设置
            <span class="tooltip-error pull-right" title="" data-original-title="3 New Events">
                <span class="label label-success">新</span>
            </span>
        </span>
        </a></li>

        <!-- 单独页面跳转站外参照此模板 -->
        <li>
        <a class="" href="../../static/frontend_theme/index.html" target="_blank">
        <i class="fa fa-desktop fa-fw"></i>
        <span class="menu-text">前端主题</span>
        </a></li>
    </ul>
    <!-- /侧边导航菜单 -->
</div>
View Code

④ 首页 index.html 调用①母版页面,自定义内容

<!-- 继承模板页 -->
{% extends 'xmjc/base.html' %}
<!-- 设置标题 -->
{% block title %}欢迎光临首页{% endblock %}
<!-- 覆盖内容块,自定义页面的内容 -->
{% block content %}
<!-- <p>覆盖内容块,自定义页面的内容</p> -->
{% include 'xmjc/content.html' %}
<script>
    jQuery(document).ready(function() {
        App.setPage("base");  //Set current page
        App.init(); //Initialise plugins and elements
    });
</script>
{% endblock %}

(5)运行服务器访问

页面效果:

至此,已经完成静态页面的配置工作。

4 多数据库配置联合操作


(1)打开xmjc_analysis/setting.py,有一个默认的数据库 default,我们可以再加一些其它的(这里你可以调用Access、SQLServer、Oracle等),比如:

'''
配置Mysql数据库
2017年7月26日16:40:38
白宁超
'''
DATABASES = {
    'default': {
        'ENGINE': 'django.db.backends.mysql',
        'NAME': 'test',
        'USER': 'test',
        'PASSWORD': 'test123',
        'HOST':'localhost',
        'PORT':'3306',
    },
    'db1': {
        'ENGINE': 'django.db.backends.mysql',
        'NAME': '数据库名称',
        'USER': '用户名',
        'PASSWORD': '密码',
        "HOST": "localhost", #本地
        'PORT':'3306',
    },
    'db2': {
        'ENGINE': 'django.db.backends.mysql',
        'NAME': '数据库名称',
        'USER': '用户名',
        'PASSWORD': '密码',
        "HOST": "服务器地址",
        'PORT':'3306',
    },
}
# use multi-database in django
DATABASE_ROUTERS = ['xmjc_analysis.database_router.DatabaseAppsRouter']
DATABASE_APPS_MAPPING = {
    #'app_name':'database_name',
    'app1': 'db1',
    'app2': 'db2',
}

(2)在project_name文件夹中存放 database_router.py 文件,内容如下:

# -*- coding: utf-8 -*-
from django.conf import settings

DATABASE_MAPPING = settings.DATABASE_APPS_MAPPING


class DatabaseAppsRouter(object):
    """
    A router to control all database operations on models for different
    databases.

    In case an app is not set in settings.DATABASE_APPS_MAPPING, the router
    will fallback to the `default` database.

    Settings example:

    DATABASE_APPS_MAPPING = {'app1': 'db1', 'app2': 'db2'}
    """

    def db_for_read(self, model, **hints):
        """"Point all read operations to the specific database."""
        if model._meta.app_label in DATABASE_MAPPING:
            return DATABASE_MAPPING[model._meta.app_label]
        return None

    def db_for_write(self, model, **hints):
        """Point all write operations to the specific database."""
        if model._meta.app_label in DATABASE_MAPPING:
            return DATABASE_MAPPING[model._meta.app_label]
        return None

    def allow_relation(self, obj1, obj2, **hints):
        """Allow any relation between apps that use the same database."""
        db_obj1 = DATABASE_MAPPING.get(obj1._meta.app_label)
        db_obj2 = DATABASE_MAPPING.get(obj2._meta.app_label)
        if db_obj1 and db_obj2:
            if db_obj1 == db_obj2:
                return True
            else:
                return False
        return None

    # for Django 1.4 - Django 1.6
    def allow_syncdb(self, db, model):
        """Make sure that apps only appear in the related database."""

        if db in DATABASE_MAPPING.values():
            return DATABASE_MAPPING.get(model._meta.app_label) == db
        elif model._meta.app_label in DATABASE_MAPPING:
            return False
        return None

    # Django 1.7 - Django 1.11
    def allow_migrate(self, db, app_label, model_name=None, **hints):
        print(db, app_label, model_name, hints)
        if db in DATABASE_MAPPING.values():
            return DATABASE_MAPPING.get(app_label) == db
        elif app_label in DATABASE_MAPPING:
            return False
        return None
View Code

(3)使用操作

# 查询
YourModel.objects.using('db1').all()
# 保存 或 删除
user_obj.save(using='new_users')
user_obj.delete(using='legacy_users')
# 数据库同步
python manage.py migrate --database=db2
# 数据导出
python manage.py dumpdata app2 --database=db2 > app2_fixture.json
python manage.py dumpdata auth > auth_fixture.json
# 数据库导入
python manage.py loaddata app1_fixture.json --database=db1

5  数据挖掘与可视化技术


 (1)设计思路

调用Echarts进行可视化展示,其中数据来源于两个部分,直接调用一方面数据库的结构化数据,另一个方面分析处理非结构化数据。最终处理成json形式,最后结合ajax进行数据绑定展示。这里【数据挖掘|文本处理技术】不详细介绍,主要展示思想和流程。期望展示三个案例:柱形图、饼形图、数据表格。

(2)数据前台展示,使用表单需要添加{%csrf_token%}

(3)柱形图案例展示

新建页面ksh.html,添加如下代码

<!-- 为ECharts准备一个具备大小(宽高)的Dom -->
<div class="row">
    <div class="col-md-6 " id="test1" style="width:600px;height:400px;margin:0 auto">
    </div>
</div>

js代码:

/*
柱状图
白宁超
2017年8月4日17:20:42
 */
// 基于准备好的dom,初始化echarts图表
var myChart = echarts.init(document.getElementById('test1'));
// 指定图表的配置项和数据
var option = {
    title: {
        text: 'ECharts 入门示例'
    },
    tooltip: {},
    legend: {
        data:['销量']
    },
    xAxis: {
        data: ["衬衫","羊毛衫","雪纺衫","裤子","高跟鞋","袜子"]
    },
    yAxis: {
    },
    series: [{
        name: '销量',
        type: 'bar',
        data: [5, 20, 36, 10, 10, 20]
    }]
};
// 使用刚指定的配置项和数据显示图表。
myChart.setOption(option);

json数据:上面案例采用官方数据,只需要配置data即可,这个data的json数据,你可以通过数据挖掘技术后文本或者数据库梳理出绑定起来即可。如下所示:

def xmjf(request):
    lnav="项目经费统计" # 可视化主题
    lcontent = "这里是可视化主题的描述->项目经费统计" # 可视化主题的描述

    data=[{"value": 55, "name": '优先55'},
         {"value": 70,  "name": '普通70'},
         {"value": 25,  "name": "紧急25"}]
    data1 = [{"keys":"衬衫", "values":5},
            {"keys":"羊毛衫", "values":20},
            {"keys":"雪纺衫", "values":36},
            {"keys":"裤子", "values":10},
            {"keys":"高跟鞋", "values":10},
            {"keys":"袜子", "values":20}]
    return render(request,'xmjc/xmjf.html',{'lnav':lnav,'lcontent':lcontent,'data':data,'data1':data1})

效果:

(4)扇形图案例展示

新建页面ksh.html,添加如下代码

<!-- 为ECharts准备一个具备大小(宽高)的Dom -->
<div class="row">
    <div class="col-md-6 " id="test2" style="width:600px;height:400px;margin:0 auto">
    </div>
</div>

js代码

/*
嵌套环形图
白宁超
2017年8月4日17:21:03
 */
var myChart1 = echarts.init(document.getElementById('test2'));

option1 = {
    tooltip: {
        trigger: 'item',
        formatter: "{a} <br/>{b}: {c} ({d}%)"
    },
    legend: {
        orient: 'vertical',
        x: 'left',
        data:['直达','营销广告','搜索引擎','邮件营销','联盟广告','视频广告','百度','谷歌','必应','其他']
    },
    series: [
        {
            name:'访问来源',
            type:'pie',
            selectedMode: 'single',
            radius: [0, '30%'],

            label: {
                normal: {
                    position: 'inner'
                }
            },
            labelLine: {
                normal: {
                    show: false
                }
            },
            data:[
                {value:335, name:'直达', selected:true},
                {value:679, name:'营销广告'},
                {value:1548, name:'搜索引擎'}
            ]
        },
        {
            name:'访问来源',
            type:'pie',
            radius: ['40%', '55%'],

            data:[
                {value:335, name:'直达'},
                {value:310, name:'邮件营销'},
                {value:234, name:'联盟广告'},
                {value:135, name:'视频广告'},
                {value:1048, name:'百度'},
                {value:251, name:'谷歌'},
                {value:147, name:'必应'},
                {value:102, name:'其他'}
            ]
        }
    ]
};
myChart1.setOption(option1);
View Code

效果

 

(5)表格案例展示

 新建页面ksh.html,添加如下代码

<!-- DATA TABLES -->
<div class="row">
    <div class="col-md-6">
        <!-- BOX -->
        <div class="box border green">
            <div class="box-title">
                <h4><i class="fa fa-table"></i>动态数据表格</h4>
                <div class="tools hidden-xs">
                    <a href="javascript:;" class="reload">
                        <i class="fa fa-refresh"></i>
                    </a>
                    <a href="javascript:;" class="collapse">
                        <i class="fa fa-chevron-up"></i>
                    </a>
                    <a href="javascript:;" class="remove">
                        <i class="fa fa-times"></i>
                    </a>
                </div>
            </div>
            <div class="box-body">
                <table id="datatable1" cellpadding="0" cellspacing="0" border="0" class="datatable table table-striped table-bordered table-hover">
                    <thead>
                        <tr>
                            <!-- hidden-lg/md/xs/sm -->
                            <th class="center">用户名</th>
                            <th class="center">密码</th>
                            <th class="center">邮箱</th>
                            <th class="center">权限</th>
                        </tr>
                    </thead>
                    <tbody id="tbody">
                        {%  for user in data %}
                        <tr class="gradeB">
                            <td class="center">{{ user.username }}</td>
                            <td class="center">{{ user.userpass }}</td>
                            <td class="center">{{ user.useremail }}</td>
                            <td class="center">{{ user.usertype }}</td>
                        </tr>
                        {% endfor %}
                    </tbody>
                    <tfoot>
                        <tr>
                            <th class="center">用户名</th>
                            <th class="center">密码</th>
                            <th class="center">邮箱</th>
                            <th class="center">权限</th>
                        </tr>
                    </tfoot>
                </table>
            </div>
        </div>
        <!-- /BOX -->
    </div>
</div>
View Code

效果

 

6 将项目上传到github,进行项目管理

(1)下载:Git 各平台安装包下载地址为:http://git-scm.com/downloads

pip install git-core

Windows 平台上安装包下载地址:http://msysgit.github.io/

(2)使用:Windows版Git下载安装,在开始菜单里找到Git->Git Bash

(3)配置你的名字和Email地址。

$ git config --global user.name "Your Name"
$ git config --global user.email "email@example.com"

(4)创建版本库

$ cd /E //你指定的个人盘符
$ mkdir mygit //创建版本库根目录
$ cd mygit //进入版本库目录
$ pwd //查看当前路径

(5) 将需要上传的项目拷贝到版本库即mygit里面,查看

(6)通过git init命令把目录变成Git可以管理的仓库

(7) mygit下创建xmjc_analysis,用命令git add告诉Git,把文件添加到仓库

(8)用命令git commit提交到仓库,-m本次提交的说明

(9)远程连接仓库

git remote add originbnc git@github.com:username/bncgit.git

(10)推送

git push -u originbnc master

(11)查看我的github

 

 自此,完成全部初级学习,扩展处读者自行学习。

posted @ 2017-08-25 08:52  伏草惟存  阅读(2555)  评论(0编辑  收藏  举报