django框架搭建得视频点播网站，实现播放，收藏，后台管理等功能.zip

import logging import smtplib import datetime from chunked_upload.views import ChunkedUploadView, ChunkedUploadCompleteView from django.conf import settings from django.contrib import messages from django.contrib.auth import authenticate, login as auth_login, logout as auth_logout from django.http import JsonResponse from django.shortcuts import * from django.template.loader import render_to_string from django.views import generic from django.views.decorators.http import require_http_methods from django.views.generic import TemplateView from comment.models import Comment from helpers import get_page_list, AdminUserRequiredMixin, ajax_required, SuperUserRequiredMixin, send_html_email from users.models import User, Feedback from video.models import Video, Classification from .forms import UserLoginForm, VideoPublishForm, VideoEditForm, UserAddForm, UserEditForm, ClassificationAddForm, \ ClassificationEditForm from .models import MyChunkedUpload logger = logging.getLogger('my_logger') def login(request): ''' 后台管理登录模块 :param request: :return: ''' if request.method == 'POST': form = UserLoginForm(request=request, data=request.POST) if form.is_valid(): # 验证成功,获取用户名和密码 username = form.cleaned_data.get('username') password = form.cleaned_data.get('password') user = authenticate(username=username, password=password) # user模型中的一个字段is_staff，用它来表示是否是管理员 if user is not None and user.is_staff: # 来判断管理员,如果是管理员，则auth_login登录并redirect跳转到主页。 auth_login(request, user) # 登录成功跳转到主页 return redirect('myadmin:index') else: form.add_error('', '请输入管理员账号') else: form = UserLoginForm() return render(request, 'myadmin/login.html', {'form': form}) def logout(request): # 退出登录 auth_logout(request) return redirect('myadmin:login') class IndexView(AdminUserRequiredMixin, generic.View): """ 后台首页,总览数据 """ def get(self, request): video_count = Video.objects.get_count() # 获取视频总数 video_has_published_count = Video.objects.get_published_count() # 获取发布数 video_not_published_count = Video.objects.get_not_published_count() # 获取未发布数 user_count = User.objects.count() # 获取用户总数 # 通过exclude来过滤时间，使用了 lt 标签来过滤 user_today_count = User.objects.exclude(date_joined__lt=datetime.date.today()).count() # 获取当天用户数 comment_count = Comment.objects.get_count() # 获取评论内容总数 comment_today_count = Comment.objects.get_today_count() # 获取当天评论内容数 data = {"video_count": video_count, "video_has_published_count": video_has_published_count, "video_not_published_count": video_not_published_count, "user_count": user_count, "user_today_count": user_today_count, "comment_count": comment_count, "comment_today_count": comment_today_count} return render(self.request, 'myadmin/index.html', data) # 将数据整理成字典格式发给前端 class AddVideoView(SuperUserRequiredMixin, TemplateView): ''' 视频的上传采用的是分块上传的策略，并用了分块上传类库：django_chunked_upload 上传的逻辑是这样的：前端先选择一个文件，通过jquery.fileupload.js中的$.fileupload()方法来上传文件， 后端接收到后分批返回已上传块的进度，前端根据进度来更新界面。 ''' template_name = 'myadmin/video_add.html' class MyChunkedUploadView(ChunkedUploadView): ''' 视频上传模块,上传成功后对调用'chunked_upload_complete/'路由执行MyChunkedUploadCompleteView类方法 ''' model = MyChunkedUpload field_name = 'the_file' class MyChunkedUploadCompleteView(ChunkedUploadCompleteView): ''' 后端接收到后分批返回已上传块的进度，前端根据进度来更新界面,当全部接收完成后,前端调用chunked_upload_complete路由, 通知后端,后端进行保存,并返回success 上传完后,用户点击下一步，进入video_publish页面，开始发布前的资料填写 ''' model = MyChunkedUpload def on_completion(self, uploaded_file, request): print('uploaded--->', uploaded_file.name) pass def get_response_data(self, chunked_upload, request): video = Video.objects.create(file=chunked_upload.file) return {'code': 0, 'video_id': video.id, 'msg': 'success'} class VideoPublishView(SuperUserRequiredMixin, generic.UpdateView): ''' 处理用户发布前视频资料编写功能（上传后,用户点击下一步,开始编写容视频标题、描述、分类、封面） ''' model = Video form_class = VideoPublishForm template_name = 'myadmin/video_publish.html' def get_context_data(self, **kwargs): context = super(VideoPublishView, self).get_context_data(**kwargs) clf_list = Classification.objects.all().values() # Classification视频分类表 clf_data = {'clf_list':clf_list} context.update(clf_data) return context # 其中分类是通过get_context_data()带过来的， # 填写后，点击发布，django将通过UpdateView自动为你更新视频信息。并通过get_success_url跳转到成功页面 def get_success_url(self): return reverse('myadmin:video_publish_success') # video_publish_success发布成功路由 class VideoPublishSuccessView(generic.TemplateView): ''' 视频发布成功后跳转页面 ''' template_name = 'myadmin/video_publish_success.html' class VideoEditView(SuperUserRequiredMixin, generic.UpdateView): ''' 处理视频管理编辑功能（编辑和添加视频详细信息功能差不多） ''' model = Video form_class = VideoEditForm template_name = 'myadmin/video_edit.html' def get_context_data(self, **kwargs): context = super(VideoEditView, self).get_context_data(**kwargs) clf_list = Classification.objects.all().values() clf_data = {'clf_list':clf_list} context.update(clf_data) return context def get_success_url(self): messages.success(self.request, "保存成功") return reverse('myadmin:video_edit', kwargs={'pk': self.kwargs['pk']}) @ajax_required @require_http_methods(["POST"]) def video_delete(request): ''' 处理删除视频功能 :param request: :return: ''' if not request.user.is_superuser: # 必须要求是管理员 return JsonResponse({"code": 1, "msg": "无删除权限"}) video_id = request.POST['video_id'] instance = Video.objects.get(id=video_id) instance.delete() return JsonResponse({"code": 0, "msg": "success"}) class VideoListView(AdminUserRequiredMixin, generic.ListView): ''' 处理视频列表功能 ''' model = Video template_name = 'myadmin/video_list.html' context_object_name = 'video_list' paginate_by = 10 q = '' def get_context_data(self, *, object_list=None, **kwargs): ''' 重写get_context_data方法实现分页功能 :param object_list: :param kwargs: :return: ''' context = super(VideoListView, self).get_context_data(**kwargs) paginator = context.get('paginator') page = context.get('page_obj') page_list = get_page_list(paginator, page) context['page_list'] = page_list context['q'] = self.q return context def get_queryset(self): ''' 重写get_queryset方法实现搜索功能 :return: '