报障系统之博客主页及后台管理
Posted bigdata_devops
tags:
篇首语：本文由小常识网(cha138.com)小编为大家整理，主要介绍了报障系统之博客主页及后台管理相关的知识，希望对你有一定的参考价值。
个人博客:
url函数(路由系统):
"""baozhang URL Configuration The `urlpatterns` list routes URLs to views. For more information please see: https://docs.djangoproject.com/en/1.11/topics/http/urls/ Examples: Function views 1. Add an import: from my_app import views 2. Add a URL to urlpatterns: url(r\'^$\', views.home, name=\'home\') Class-based views 1. Add an import: from other_app.views import Home 2. Add a URL to urlpatterns: url(r\'^$\', Home.as_view(), name=\'home\') Including another URLconf 1. Import the include() function: from django.conf.urls import url, include 2. Add a URL to urlpatterns: url(r\'^blog/\', include(\'blog.urls\')) """ from django.conf.urls import url from django.contrib import admin from app01 import views urlpatterns = [ url(r\'^admin/\', admin.site.urls), url(r\'^all/(?P<type_id>\\d+)/\', views.index), url(r\'^login/\', views.login), url(r\'^logout/\', views.logout), url(r\'^check_code/\', views.check_code), url(r\'^register/\', views.register),注册页面 url(r\'^(?P<site>\\w+)/(?P<key>((tag)|(category)|(date)))/(?P<val>\\w+-*\\w*).html$\', views.home_filter),#筛选 url(r\'^(?P<site>\\w+).html$\', views.home),#个人已开通博客主页 url(r\'^(?P<site>\\w+)/p/(?P<nid>\\w+).html$\', views.detail), # 文章详细 url(r\'^(?P<site>\\w+)/(?P<nid>\\d+).html$\', views.article),#评论 url(r\'^up.html$\', views.up),#点赞或踩 url(r\'^lizhi-(?P<article_type_id>\\d+)-(?P<categpry_id>\\d+)-(?P<tags_id>\\d+).html$\', views.lizhi), url(r\'^upload/\', views.upload),#上传 # url(r\'^openblog/\', views.openblog), # url(r\'^(\\w+)/\', views.blog), url(r\'^test/\', views.test), # url(r\'^(\\w+)/$\', views.home), url(r\'^\', views.index),#个人主页 ]
报障系统主页
def index(request, *args, **kwargs): """ 个人主页 :param request: :param args: :param kwargs: :return: """ # print(request.path_info) # /all/1/ /all/2/ username = request.session.get(\'username\') obj = models.UserInfo.objects.filter(username=username).values(\'blog__site\').first() condition = {} type_id = int(kwargs.get(\'type_id\')) if kwargs.get(\'type_id\') else None # 如果kwargs.get(\'type_id\')有值时转成整型没有值等于None if type_id: condition[\'article_type_id\'] = type_id article_list = models.Article.objects.filter(**condition) # article_type_id = models.IntegerField(choices=type_choices, default=None) type_choice_list = models.Article.type_choices # 文章分类 user_list = models.UserInfo.objects.filter() return render( request, \'index.html\', { \'username\': username, \'obj\': obj, \'type_id\': type_id, \'type_choice_list\': type_choice_list, \'article_list\': article_list, } )
Class Form类
注册类:
from django.forms import Form from django.forms import fields from django.forms import widgets from django.core.exceptions import ValidationError from django.core.validators import RegexValidator from app01 import models class RegisterForm(Form): username = fields.CharField( required=True, widget=widgets.TextInput( attrs={\'class\':\'form-control\',\'placeholder\':\'用户名为6-10个字符\'} ), min_length=6, max_length=10, strip=True, error_messages={ \'required\': \'用户名不能为空\', \'min_length\':\'用户名至少为6个字符\', \'max_length\':\'用户名不超过10个字符\', }, ) password = fields.CharField( required=True, widget=widgets.PasswordInput( attrs={\'class\':\'form-control\',\'placeholder\':\'密码为8-12个字符\'} ), min_length=8, max_length=12, strip=True, validators=[ RegexValidator(r\'((?=.*\\d))^.{8,12}$\',\'必须包含数字\'), RegexValidator(r\'((?=.*[a-zA-Z]))^.{8,12}\',\'必须包含字母\'), # RegexValidator(r\'((?=.*[^a-zA-Z0-9]))^.{8,12}\',\'必须包含特殊字符\'), # RegexValidator(r\'^.(\\s){8,12}\',\'必须包含空格\'), ],#用于对密码的正则验证 error_messages={ \'required\': \'密码不能为空\', \'min_length\':\'密码不能少于8个字符\', \'max_length\':\'密码最多为12个字符!\', } ) password_again = fields.CharField( required=True, widget=widgets.PasswordInput( attrs={\'class\':\'form-control\',\'placeholder\':\'密码为8-12个字符\'} ), min_length=8, max_length=12, strip=True, error_messages={\'required\':\'请再次输入密码!\',} ) nickname = fields.CharField( required=True, widget=widgets.TextInput( attrs={\'class\':\'form-control\',\'placeholder\':\'请输入昵称\'} ) ) email = fields.EmailField( required=True, widget=widgets.TextInput(attrs={\'class\':\'form-control\',\'placeholder\':\'请输入邮箱\'}), # strip=True, # error_messages={\'required\':\'邮箱不能为空\',\'invalid\':\'请输入正确的邮箱格式\'}, ) avatar = fields.FileField(widget=widgets.FileInput(attrs={\'id\':\'imgFile\',\'class\':\'f1\'})) code = fields.CharField(widget=widgets.TextInput(attrs={\'class\':\'form-control\',\'placeholder\':\'请输入验证码\'})) def clean_username(self): #对于username扩展验证,查看是否存在 username = self.cleaned_data[\'username\'] users = models.UserInfo.objects.filter(username=username).count() if users:#如果用户名已存在 raise ValidationError(\'用户名已经存在!\') return username def clean_email(self): #对于email的扩展验证,查看是否存在 email = self.cleaned_data[\'email\'] email_count = models.UserInfo.objects.filter(email=email).count() if email_count: raise ValidationError(\'邮箱已经存在!\') return email # def _clean_password(self):#验证两次输入密码是否一致 # password1 = self.cleaned_data[\'password\'] # password2 = self.cleaned_data[\'password_again\'] # if password1 and password2: # if password1 != password2: # raise ValidationError(\'您两次输入的密码不一致\') def __init__(self,request,*args,**kwargs):#构造方法,传request参数 super(RegisterForm,self).__init__(*args,**kwargs)#完成原有form功能以外 self.request = request#再封装一个request def clean_code(self): input_code = self.cleaned_data[\'code\'] session_code = self.request.session.get(\'code\')#session取验证码 if input_code.upper() == session_code.upper():#验证相等时 return input_code# raise ValidationError(\'验证码错误\') def clean(self): # 验证两次输入密码是否一致 p1 = self.cleaned_data.get(\'password\') p2 = self.cleaned_data.get(\'password_again\') if p1 == p2: # return self.cleaned_data return None # else: # raise ValidationError(\'密码不一致\') self.add_error("password_again",ValidationError(\'密码不一致\')) # except ValidationError as e: # self.add_error(name, e) # def clean(self): # #基于form对象的验证，字段全部验证通过会调用clean函数验证 # self._clean_password()#调用函数 # p1 = self.cleaned_data[\'password\'] # p2 = self.cleaned_data[\'password_again\'] # return p2 # def clean_password(self): # p1 = self.cleaned_data[\'password\'] # p2 = self.cleaned_data[\'password_again\'] return p2
登录类:
class LoginForm(forms.Form): """用户登录form验证""" username = fields.CharField( required=True, widget=widgets.TextInput(attrs={\'class\': \'form-control\', \'placeholder\': \'请输入用户名\'}), min_length=6, max_length=10, strip=True, error_messages={\'required\': \'用户名不能为空\', } ) password = fields.CharField( required=True, widget=widgets.TextInput(attrs={\'class\': \'form-control\', \'placeholder\': \'请输入密码\'}), max_length=12, min_length=8, strip=True, error_messages={\'required\': \'密码不能为空\', } ) def clean(self): username = self.cleaned_data.get(\'username\') password = self.cleaned_data.get(\'password\') user_list = models.UserInfo.objects.filter(username=username).first() if username and password: if not user_list: raise ValidationError(\'用户名不存在,请重新输入\') elif password != user_list.password: raise ValidationError(\'密码错误\')
用户登录视图函数
# 用户登录 def login(request): # GET请求 """ 用户登录 :param request: :return: """ if request.method == "GET": obj = LoginForm() return render(request, \'login.html\', {\'obj\': obj}) else: # print(request.POST) # obj = LoginForm(request.POST) # errors = {} # print(obj.errors) # print(obj) # print(request.session) # if obj.is_valid(): input_code = request.POST.get(\'code\') # print(input_code) session_code = request.session.get(\'code\') if input_code.upper() == session_code.upper(): # 判断验证码是否正确 username = request.POST.get(\'username\') user_list = models.UserInfo.objects.filter(username=username).first() print(user_list) if user_list: password = request.POST.get(\'password\') if user_list.password == password: request.session[\'is_login\'] = \'true\' request.session[\'username\'] = user_list.username return redirect(\'/\') else: msg = \'密码错误\' obj = LoginForm(request.POST) return render(request, \'login.html\', {\'msg\': msg, \'obj\': obj}) else: msg = \'该账号不存在\' obj = LoginForm(request.POST) return render(request, \'login.html\', {\'msg\': msg, \'obj\': obj}) else: msg = \'验证码错误\' obj = LoginForm(request.POST) return render(request, \'login.html\', {\'msg\': msg, \'obj\': obj}) # if request.POST.get(\'auto_login\'): # request.session.get_expiry(60*60*24*24) # # request.session[\'is_login\'] = \'true\' # # request.session[\'username\'] = data.get(\'username\') # print(request.session[\'username\']) # print(\'123\') # return redirect(\'/\') # else: # errors[\'code\'] = \'请输入正确的验证码\' # return render(request,\'login.html\',{\'obj\':obj,\'errors\':errors}) # return render(request,\'login.html\',{\'obj\':obj})
退出登录:
def logout(request): """ 用户退出登录 :param request: :return: """ try: # 删除is_login对应的value值 del request.session[\'is_login\'] del request.session[\'username\'] except KeyError: pass return redirect(\'/login/\') #验证码
获取验证码：
#验证码 def check_code(request): """ #读取硬盘中的文件，在页面显示 # f = open(\'static/images/aa.png\',\'rb\') # data = f.read() # f.close() # return HttpResponse(data) #先写到本地，再读出到页面 # from PIL import Image # f = open(\'code.png\',\'wb\') # img = Image.new(mode=\'RGB\',size=(120,30),color=(255,255,255)) # img.save(f,\'png\') # f.close() # # f = open(\'code.png\',\'rb\') # data = f.read() # f.close() #内存开辟一块空间 from PIL import Image,ImageDraw,ImageFont from io import BytesIO f = BytesIO() img = Image.new(mode=\'RGB\',size=(120,30),color=(255,255,255))#图片对象 draw = ImageDraw.Draw(img,mode=\'RGB\')#画笔对象 #画点 draw.point([10,10],fill="red") draw.point([30,10],fill="red") #画线 draw.line((15,10,50,50),fill=\'red\') draw.line((45,20,100,100),fill=(0,255,0)) #画圆圈 draw.arc((0,0,30,30),0,360,fill="red") #写文本内容 # draw.text([0,0],\'python\',"red") # font = ImageFont.truetype("kumo.ttf",28) # draw.text([0,0],\'python\',(0,255,0),font=font) import random #生成随机数 # char_list = [] # for i in range(5): # char = chr(random.randint(65,90)) # char_list.append(char) # \'\'.join(char_list) # v = \'\'.join([chr(random.randint(65,90)) for i in range(5)]) char_list = [] for i in range(5): char = chr(random.randint(65,90)) char_list.append(char)#保存写的随机字符 font = ImageFont.truetype("kumo.ttf",28) draw.text([i*24,0],char,(random.randint(0,255),random.randint(0,255),random.randint(0,255)),font=font) # code = \'\'.join(char_list) img.save(f,\'png\') data = f.getvalue()#读取内存里的值 code = \'\'.join(char_list) print(request.session)#<django.contrib.sessions.backends.db.SessionStore object at 0x00000258DB88DC88> request.session[\'code\'] = code#保存在session里 """ from io import BytesIO from utils.random_check_code import rd_check_code stream = BytesIO() img, code = rd_check_code() img.save(stream, \'png\') # data = stream.getvalue() request.session[\'code\'] = code return HttpResponse(stream.getvalue())
用户注册时上传头像: