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目录
[4.1 可视化大屏](#4.1 可视化大屏)
[4.2 首页](#4.2 首页)
[4.3 房屋信息](#4.3 房屋信息)
[4.4 用户管理](#4.4 用户管理)
[4.5 房屋信息管理](#4.5 房屋信息管理)
[4.6 租房数据管理](#4.6 租房数据管理)
[4.7 房屋资讯](#4.7 房屋资讯)
[4.8 后台首页](#4.8 后台首页)
[5.1 Settings.py](#5.1 Settings.py)
[5.3 Users_v.py](#5.3 Users_v.py)
背景意义介绍：
基于Hadoop的租房数据分析系统利用大数据技术，为租房市场提供了一个高效、精准的数据分析解决方案。该系统通过分布式存储和计算框架，能够处理和分析海量的租房数据，包括房屋信息、租赁价格、租客偏好和市场趋势等 。系统的背景意义在于，随着城市化进程的加速，租房需求持续增长，市场信息复杂且分散。传统的数据库系统或手工分析方法难以应对数据量大、维度复杂的现状，导致分析结果不够精准，缺乏预测能力 。
通过该系统，房东、租客和房地产公司能够更好地进行决策，提升市场运作效率。系统能够提供数据采集、处理、存储到分析的全流程服务，并通过可视化技术直观展示分析结果，帮助用户洞察市场动态，优化租赁策略 。
此外，系统的开发和应用还推动了大数据技术在房地产领域的应用，为相关领域的研究和实践提供了新的思路和方法 。通过这样的系统，可以促进租房市场的透明度，提高数据分析的准确性，为所有利益相关者创造价值 。
1.技术选型
Hadoop、Python、Django、vue、elementui、html、css、js、mysql、jdk1.8
2.开发工具
pycharm、navicat
3.功能
3.1【角色】
管理员、用户
3.2【前台功能模块】
- 登录
- 注册
- 首页
- 房屋信息
- 租房数据
- 房屋资讯
- 个人中心（个人中心、修改密码、我的收藏）
3.3【后台功能模块】
- 登录
- 系统首页
- 个人中心
- 用户管理
- 房屋信息管理
- 租房数据管理
- 系统管理（系统简介、轮播图管理、房屋资讯、房屋资讯类型、关于我们）
- 可视化大屏
4.项目演示截图
4.1 可视化大屏
4.2 首页
4.3 房屋信息
4.4 用户管理
4.5 房屋信息管理
4.6 租房数据管理
4.7 房屋资讯
4.8 后台首页
5.核心代码
5.1 Settings.py
python
"""
Django settings for dj2 project.
Generated by 'django-admin startproject' using Django 2.0.
For more information on this file, see
https://docs.djangoproject.com/en/2.0/topics/settings/
For the full list of settings and their values, see
https://docs.djangoproject.com/en/2.0/ref/settings/
"""
import os
from concurrent.futures.thread import ThreadPoolExecutor
executor = ThreadPoolExecutor(20)
from util.configread import config_read
# Build paths inside the project like this: os.path.join(BASE_DIR, ...)
BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
# Quick-start development settings - unsuitable for production
# See https://docs.djangoproject.com/en/2.0/howto/deployment/checklist/
# SECURITY WARNING: keep the secret key used in production secret!
SECRET_KEY = 'w5yn#0gn2tt7pvu%hvwt0!lt=!$6+eqp4%m8)u3u#gknm@jm)k'
# SECURITY WARNING: don't run with debug turned on in production!
DEBUG = True
ALLOWED_HOSTS = ["*"]
# Application definition
INSTALLED_APPS = [
'django.contrib.admin',
'django.contrib.auth',
'django.contrib.contenttypes',
'django.contrib.sessions',
'django.contrib.messages',
'django.contrib.staticfiles',
"main",
'corsheaders',
]
MIDDLEWARE = [
'django.middleware.security.SecurityMiddleware',
'django.contrib.sessions.middleware.SessionMiddleware',
'django.middleware.common.CommonMiddleware',
# 'django.middleware.csrf.CsrfViewMiddleware',
'django.contrib.auth.middleware.AuthenticationMiddleware',
'django.contrib.messages.middleware.MessageMiddleware',
'django.middleware.clickjacking.XFrameOptionsMiddleware',
'threadlocals.middleware.ThreadLocalMiddleware',
"xmiddleware.xparam.Xparam",
"xmiddleware.xauth.Xauth",
'corsheaders.middleware.CorsMiddleware',
'django.middleware.common.CommonMiddleware',
]
CORS_ALLOW_CREDENTIALS = True
CORS_ORIGIN_ALLOW_ALL = True
CORS_ALLOW_HEADERS = ('*')
SESSION_ENGINE = "django.contrib.sessions.backends.cache"
SESSION_COOKIE_NAME = "sessionid"
SESSION_COOKIE_PATH = "/"
SESSION_COOKIE_DOMAIN = None
SESSION_COOKIE_SECURE = False
SESSION_COOKIE_HTTPONLY = True
SESSION_COOKIE_AGE = 1209600
SESSION_EXPIRE_AT_BROWSER_CLOSE = False
SESSION_SAVE_EVERY_REQUEST = False
ROOT_URLCONF = 'dj2.urls'
TEMPLATES_DIR = os.path.join(BASE_DIR, "templates")
TEMPLATES = [
{
'BACKEND': 'django.template.backends.django.DjangoTemplates',
'DIRS': [TEMPLATES_DIR],
'APP_DIRS': True,
'OPTIONS': {
'context_processors': [
'django.template.context_processors.debug',
'django.template.context_processors.request',
'django.contrib.auth.context_processors.auth',
'django.contrib.messages.context_processors.messages',
],
},
},
]
WSGI_APPLICATION = 'dj2.wsgi.application'
EMAIL_BACKEND = 'django.core.mail.backends.smtp.EmailBackend'
EMAIL_USE_TLS = False
EMAIL_USE_SSL = True
EMAIL_HOST = 'smtp.qq.com'
EMAIL_PORT = 465
EMAIL_HOST_USER = 'yclw9@qq.com'
EMAIL_HOST_PASSWORD = 'mhbrkuayvkkgbijd'
# Database
# https://docs.djangoproject.com/en/2.0/ref/settings/#databases
# DATABASES = {
# 'default': {
# 'ENGINE': 'django.db.backends.sqlite3',
# 'NAME': os.path.join(BASE_DIR, 'db.sqlite3'),
# }
# }
dbtype, host, port, user, passwd, dbName, charset,hasHadoop = config_read("config.ini")
dbName=dbName.replace(" ","").strip()
print(dbtype, host, port, user, passwd, dbName, charset)
if dbtype == 'mysql':
DATABASES = {
'default': {
# 'ENGINE': 'django.db.backends.sqlite3',
# 'NAME': os.path.join(BASE_DIR, 'db.sqlite3'),
'ENGINE': 'django.db.backends.mysql',
'OPTIONS': {
'sql_mode': 'traditional',
'init_command': "SET sql_mode='traditional'", # STRICT_TRANS_TABLES
},
'NAME': dbName,
'USER': user,
'PASSWORD': passwd,
'HOST': host,
'PORT': port,
'charset': charset,
'TEST': {
'CHARSET': charset,
'COLLATION': 'utf8_general_ci',
},
'CONN_MAX_AGE':60
},
}
else:
print("请使用mysql5.5数据库")
os._exit(1)
# Password validation
# https://docs.djangoproject.com/en/2.0/ref/settings/#auth-password-validators
AUTH_PASSWORD_VALIDATORS = [
{
'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator',
},
{
'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator',
},
{
'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator',
},
{
'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator',
},
]
# Internationalization
# https://docs.djangoproject.com/en/2.0/topics/i18n/
LANGUAGE_CODE = 'zh-Hans'
# TIME_ZONE = 'UTC'
TIME_ZONE = 'Asia/Shanghai'
USE_I18N = True
USE_L10N = True
# USE_TZ = True
USE_TZ = False
# Static files (CSS, JavaScript, Images)
# https://docs.djangoproject.com/en/2.0/howto/static-files/
STATIC_URL = '/assets/'
STATICFILES_DIRS =[
os.path.join(BASE_DIR, "templates/front/assets"),
]
# media
MEDIA_URL = "/media/" # 自定义
MEDIA_ROOT = os.path.join(BASE_DIR, 'media') # 自定义
if os.path.isdir(MEDIA_ROOT) == False:
os.mkdir(MEDIA_ROOT)
ALIPAY_APP_ID = '9021000132629452'
APP_PRIVATE_KEY_STRING = open('{}/util/alipay_key/app_private_2048.txt'.format(BASE_DIR)).read()
ALIPAY_PUBLIC_KEY_STRING = open('{}/util/alipay_key/alipay_public_2048.txt'.format(BASE_DIR)).read()
ALIPAY_SIGN_TYPE = 'RSA2'5.2 Urls.py
python
"""dj2 URL Configuration
The `urlpatterns` list routes URLs to views. For more information please see:
https://docs.djangoproject.com/en/2.0/topics/http/urls/
Examples:
Function views
1. Add an import: from my_app import views
2. Add a URL to urlpatterns: path('', views.home, name='home')
Class-based views
1. Add an import: from other_app.views import Home
2. Add a URL to urlpatterns: path('', Home.as_view(), name='home')
Including another URLconf
1. Import the include() function: from django.urls import include, path
2. Add a URL to urlpatterns: path('blog/', include('blog.urls'))
"""
import os
from django.contrib import admin
from django.urls import path,include,re_path
from django.conf.urls import url
from django.views.static import serve
from django.views.generic import TemplateView
from . import views
from dj2.settings import dbName as schemaName
urlpatterns = [
path('xadmin/', admin.site.urls),
path(r'index/',views.index),
path('{}/'.format(schemaName),include('main.urls')),#导入schemaName
re_path(r'admin/lib/(?P<p1>.*)/(?P<p2>.*)$', views.admin_lib2),
re_path(r'admin/lib/(?P<p1>.*)/(?P<p2>.*)/(?P<p3>.*)$', views.admin_lib3),
re_path(r'admin/lib/(?P<p1>.*)/(?P<p2>.*)/(?P<p3>.*)/(?P<p4>.*)$', views.admin_lib4),
re_path(r'admin/page/(?P<p1>.*)$', views.admin_page),
re_path(r'admin/page/(?P<p1>.*)/(?P<p2>.*)$', views.admin_page2),
re_path(r'admin/pages/(?P<p1>.*)$', views.admin_pages),
re_path(r'admin/pages/(?P<p1>.*)/(?P<p2>.*)$', views.admin_pages2),
re_path(r'front/(?P<p1>.*)$', views.schema_front1),
re_path(r'front/(?P<p1>.*)/(?P<p2>.*)$', views.schema_front2),
re_path(r'front/(?P<p1>.*)/(?P<p2>.*)/(?P<p3>.*)$', views.schema_front3),
re_path(r'front/(?P<p1>.*)/(?P<p2>.*)/(?P<p3>.*)/(?P<p4>.*)$', views.schema_front4),
re_path(r'{}/front/(?P<p1>.*)$'.format(schemaName), views.schema_front1),
re_path(r'{}/front/(?P<p1>.*)/(?P<p2>.*)$'.format(schemaName), views.schema_front2),
re_path(r'{}/front/(?P<p1>.*)/(?P<p2>.*)/(?P<p3>.*)$'.format(schemaName), views.schema_front3),
re_path(r'{}/front/(?P<p1>.*)/(?P<p2>.*)/(?P<p3>.*)/(?P<p4>.*)$'.format(schemaName), views.schema_front4),
# re_path(r'assets/(?P<p1>.*)$', views.assets1),
# re_path(r'assets/(?P<p1>.*)/(?P<p2>.*)$', views.assets2),
# re_path(r'assets/(?P<p1>.*)/(?P<p2>.*)/(?P<p3>.*)$', views.assets3),
# re_path(r'assets/(?P<p1>.*)/(?P<p2>.*)/(?P<p3>.*)/(?P<p4>.*)$', views.assets4),
#re_path(r'admin/(?P<p1>.*)$', views.admin_file1),
re_path(r'admin/(?P<p1>.*)/(?P<p2>.*)$', views.admin_file2),
re_path(r'admin/(?P<p1>.*)/(?P<p2>.*)/(?P<p3>.*)$', views.admin_file3),
re_path(r'admin/(?P<p1>.*)/(?P<p2>.*)/(?P<p3>.*)/(?P<p4>.*)$', views.admin_file4),
re_path(r'layui/(?P<p1>.*)$', views.layui1),
re_path(r'layui/(?P<p1>.*)/(?P<p2>.*)$', views.layui2),
re_path(r'layui/(?P<p1>.*)/(?P<p2>.*)/(?P<p3>.*)$', views.layui3),
re_path(r'layui/(?P<p1>.*)/(?P<p2>.*)/(?P<p3>.*)/(?P<p4>.*)$', views.layui4),
re_path(r'pages/(?P<p1>.*)$', views.front_pages),
re_path(r'pages/(?P<p1>.*)/(?P<p2>.*)$', views.front_pages2),
# re_path(r'pages/(?P<p1>.*)$', views.front_file1),
# re_path(r'(?P<p1>css|jss|img|image|iamges|font|fonts)/(?P<p2>.*)$', views.front_file2),
re_path(r'modules/(?P<p1>.*)$', views.front_modules),
re_path(r'css/(?P<p1>.*)$', views.css1),
re_path(r'js/(?P<p1>.*)$', views.js1),
re_path(r'img/(?P<p1>.*)$', views.img1),
path(r'test/<str:p1>/',views.test),
path(r'null',views.null),
]
#判断admin使用vue还是jquery
if os.path.isdir(os.path.join(os.getcwd(),"templates/front/admin/dist/")):
urlpatterns.extend([
path(r'{}/admin/dist/index.html'.format(schemaName),
TemplateView.as_view(template_name='front/admin/dist/index.html')),
path(r'{}/admin/'.format(schemaName), TemplateView.as_view(template_name='front/admin/dist/index.html')),
# 以下是后台admin的url匹配规则
path(r'admin/dist/index.html'.format(schemaName),
TemplateView.as_view(template_name='front/admin/dist/index.html')),
path(r'admin/', TemplateView.as_view(template_name='front/admin/dist/index.html')),
])
else:
urlpatterns.extend([
path(r'{}/admin/index.html'.format(schemaName),
TemplateView.as_view(template_name='front/admin/index.html')),
path(r'{}/admin/'.format(schemaName), TemplateView.as_view(template_name='front/admin/index.html')),
# 以下是后台admin的url匹配规则
path(r'admin/index.html'.format(schemaName),
TemplateView.as_view(template_name='front/admin/index.html')),
path(r'admin/', TemplateView.as_view(template_name='front/admin/index.html')),
])
if os.path.isfile(os.path.join(os.getcwd(),"templates/front/index.html")):
urlpatterns.extend([
path(r'index.html', TemplateView.as_view(template_name='front/index.html')),
path(r'{}/index.html'.format(schemaName), TemplateView.as_view(template_name='front/index.html')),
path(r'{}/front/index.html'.format(schemaName), TemplateView.as_view(template_name='front/index.html')),
path(r'', TemplateView.as_view(template_name='front/index.html')),
])5.3 Users_v.py
python
# coding:utf-8
__author__ = "ila"
from django.http import JsonResponse
from .users_model import users
from util.codes import *
from util.auth import Auth
import util.message as mes
from dj2.settings import host,port,user,passwd,dbName,hasHadoop
def users_login(request):
if request.method in ["POST", "GET"]:
msg = {'code': normal_code, "msg": mes.normal_code}
req_dict = request.session.get("req_dict")
if req_dict.get('role')!=None:
del req_dict['role']
datas = users.getbyparams(users, users, req_dict)
if not datas:
msg['code'] = password_error_code
msg['msg'] = mes.password_error_code
return JsonResponse(msg)
req_dict['id'] = datas[0].get('id')
return Auth.authenticate(Auth, users, req_dict)
def users_register(request):
if request.method in ["POST", "GET"]:
msg = {'code': normal_code, "msg": mes.normal_code}
req_dict = request.session.get("req_dict")
error = users.createbyreq(users, users, req_dict)
if error != None:
msg['code'] = crud_error_code
msg['msg'] = error
return JsonResponse(msg)
def users_session(request):
'''
'''
if request.method in ["POST", "GET"]:
msg = {"code": normal_code,"msg":mes.normal_code, "data": {}}
req_dict = {"id": request.session.get('params').get("id")}
msg['data'] = users.getbyparams(users, users, req_dict)[0]
return JsonResponse(msg)
def users_logout(request):
if request.method in ["POST", "GET"]:
msg = {
"msg": "退出成功",
"code": 0
}
return JsonResponse(msg)
def users_page(request):
'''
'''
if request.method in ["POST", "GET"]:
msg = {"code": normal_code, "msg": mes.normal_code,
"data": {"currPage": 1, "totalPage": 1, "total": 1, "pageSize": 10, "list": []}}
req_dict = request.session.get("req_dict")
tablename = request.session.get("tablename")
try:
__hasMessage__ = users.__hasMessage__
except:
__hasMessage__ = None
if __hasMessage__ and __hasMessage__ != "否":
if tablename != "users":
req_dict["userid"] = request.session.get("params").get("id")
if tablename == "users":
msg['data']['list'], msg['data']['currPage'], msg['data']['totalPage'], msg['data']['total'], \
msg['data']['pageSize'] = users.page(users, users, req_dict)
else:
msg['data']['list'], msg['data']['currPage'], msg['data']['totalPage'], msg['data']['total'], \
msg['data']['pageSize'] = [],1,0,0,10
return JsonResponse(msg)
def users_info(request, id_):
'''
'''
if request.method in ["POST", "GET"]:
msg = {"code": normal_code, "msg": mes.normal_code, "data": {}}
data = users.getbyid(users, users, int(id_))
if len(data) > 0:
msg['data'] = data[0]
# 浏览点击次数
try:
__browseClick__ = users.__browseClick__
except:
__browseClick__ = None
if __browseClick__ and "clicknum" in users.getallcolumn(users, users):
click_dict = {"id": int(id_), "clicknum": str(int(data[0].get("clicknum", 0)) + 1)}
ret = users.updatebyparams(users, users, click_dict)
if ret != None:
msg['code'] = crud_error_code
msg['msg'] = ret
return JsonResponse(msg)
def users_save(request):
'''
'''
if request.method in ["POST", "GET"]:
msg = {"code": normal_code, "msg": mes.normal_code, "data": {}}
req_dict = request.session.get("req_dict")
req_dict['role'] = '管理员'
error = users.createbyreq(users, users, req_dict)
if error != None:
msg['code'] = crud_error_code
msg['msg'] = error
return JsonResponse(msg)
def users_update(request):
'''
'''
if request.method in ["POST", "GET"]:
msg = {"code": normal_code, "msg": mes.normal_code, "data": {}}
req_dict = request.session.get("req_dict")
if req_dict.get("mima") and req_dict.get("password"):
if "mima" not in users.getallcolumn(users,users):
del req_dict["mima"]
if "password" not in users.getallcolumn(users,users):
del req_dict["password"]
try:
del req_dict["clicknum"]
except:
pass
error = users.updatebyparams(users, users, req_dict)
if error != None:
msg['code'] = crud_error_code
msg['msg'] = error
return JsonResponse(msg)
def users_delete(request):
'''
'''
if request.method in ["POST", "GET"]:
msg = {"code": normal_code, "msg": mes.normal_code, "data": {}}
req_dict = request.session.get("req_dict")
error = users.deletes(users,
users,
req_dict.get("ids")
)
if error != None:
msg['code'] = crud_error_code
msg['msg'] = error
return JsonResponse(msg)5.4 Auth.py
java
# coding:utf-8
# author:ila
import base64, copy
from django.http import JsonResponse
from django.apps import apps
from util.codes import *
from util import message as mes
class Auth(object):
def authenticate(self, model, req_dict):
"""
用户登录，登录成功返回token；登录失败返回失败原因
:param username:账号
:param password:密码
:return: json
"""
msg = {'code': normal_code, 'msg': mes.normal_code, 'data': {}}
tablename = model.__tablename__
encode_dict = {"tablename": tablename, "params": req_dict}
encode_str = base64.b64encode(str(encode_dict).encode("utf-8"))
msg['data']["id"] = req_dict.get("id")
msg["id"] = req_dict.get("id")
msg['token'] = encode_str.decode('utf-8')
return JsonResponse(msg)
def identify(self, request):
"""
用户鉴权
:param request:本次请求对象
:return: list
"""
msg = {'code': normal_code, 'msg': mes.normal_code, 'data': {}}
# django的header被处理过了
token = request.META.get('HTTP_TOKEN')
if token and token !="null":
auth_token = copy.deepcopy(token)
decode_str = base64.b64decode(auth_token).decode("utf8")
decode_str=decode_str.replace('"null"','""').replace('null','""')
decode_dict = eval(decode_str)
tablename2 = decode_dict.get("tablename")
params2 = decode_dict.get("params",{})
datas=None
allModels = apps.get_app_config('main').get_models()
for model in allModels:
if model.__tablename__ == tablename2:
datas = model.getbyparams(model, model, params2)
if not datas:
msg['code'] = username_error_code
msg['msg'] = '找不到该用户信息'
result = msg
else:
request.session['tablename'] = tablename2
request.session['params'] = params2
msg['msg'] = '身份验证通过。'
result = msg
else:
msg['code'] = 401
msg['msg'] = 'headers未包含认证信息。'
result = msg
return result6.LW文档大纲参考
具体LW如何写法，可以咨询博主，耐心分享！
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