毕业设计，基于安卓平台的电子书阅读器系统的后台。.zip

from django.shortcuts import render from django.http import HttpResponse,HttpResponseRedirect from django.core.paginator import Paginator from django.db.models import Q import requests from ebookapp.models import user,concern,bookideal,like,comment,book,bookcomment,booklike import random import json import time from PIL import Image import os import pdb # Create your views here. def bookstore(request): return render(request, 'bookstores.html') def bookHTML(request): bookid = request.GET['bookid'] data = {} try: re = book.objects.get(id = bookid) data = { 'title' : re.title, 'btype' : re.btype, 'author' : re.author, 'brief' : re.brief } except Exception as e: raise e return render(request, 'book.html',data) def search(request): return render(request, 'search.html') def zone(request): return render(request, 'zone.html') def concernHTML(request): return render(request, 'concern.html') def wantRead(request): return render(request, 'wantread.html') def likeClassify(request): return render(request, 'likeclassify.html') def idealContent(request): idealid = request.GET['idealid'] data = {} try: re = bookideal.objects.get(id = idealid) usermsg = user.objects.get(id = str(int(re.userid))) data = { 'userid' : re.userid, 'username' : usermsg.username, 'userhead' : "/media/"+usermsg.userhead.name, 'time' : re.time, 'content' : re.content, 'quote' : re.quote, 'likecount': re.likecount, } return render(request, 'idealcontent.html',data) except Exception as e: raise e def myIdeal(request): return render(request, 'myideal.html') def signIn(request): username = request.POST['username'] password = request.POST['password'] re = 1 data = {} try: result = user.objects.create(username = username, password = password, experience = 0, signature = "这个人很懒，还没有设置签名", sex = 2) data = { 'username' : username, 'ebookid' : str(result.id).zfill(10) } except Exception as e: re = 0 return HttpResponse(json.dumps({'result':re,'data':data}),content_type="application/json") def login(request): username = str(int(request.POST['username'])) password = request.POST['password'] try: result = user.objects.get(id = username, password = password) data = { 'userid' : str(result.id).zfill(10), 'username' : result.username, 'experience': result.experience, 'signature' : result.signature, 'sex' : result.sex, 'userhead' : "/media/"+result.userhead.name } return HttpResponse(json.dumps({'result':1,'data':data}),content_type="application/json") except Exception as e: return HttpResponse(json.dumps({'result':0}),content_type="application/json") def changeSex(request): userid = request.POST['userid'] sex = request.POST['sex'] userid = str(int(userid)) result = 1 try: re = user.objects.get(id = userid) re.sex = sex re.save() except Exception as e: result = 0 return HttpResponse(json.dumps({'result':result}),content_type="application/json") def changeName(request): userid = request.POST['userid'] username = request.POST['username'] userid = str(int(userid)) result = 1 try: re = user.objects.get(id = userid) re.username = username re.save() except Exception as e: result = 0 return HttpResponse(json.dumps({'result':result}),content_type="application/json") def changeSignature(request): userid = request.POST['userid'] signature = request.POST['signature'] userid = str(int(userid)) result = 1 try: re = user.objects.get(id = userid) re.signature = signature re.save() except Exception as e: result = 0 return HttpResponse(json.dumps({'result':result}),content_type="application/json") def changePWD(request): userid = request.POST['userid'] oldpwd = request.POST['oldpwd'] password =request.POST['password'] userid = str(int(userid)) result = 1 try: re = user.objects.get(id = userid) if(re.password == oldpwd): re.password = password re.save() else: result = 2 except Exception as e: result = 0 return HttpResponse(json.dumps({'result':result}),content_type="application/json") def publishBookIdeal(request): userid = request.POST['userid'] content = request.POST['content'] quote = request.POST['quote'] timestamp = int(time.time() * 1000) try: usermsg = user.objects.get(id = str(int(userid))) bookideal.objects.create(userid = userid, content = content, quote = quote, time = timestamp, likecount = 0) return HttpResponse(json.dumps({'result':1}),content_type="application/json") except Exception as e: return HttpResponse(json.dumps({'result':0}),content_type="application/json") def getAllBookIdeal(request): userid = request.GET['userid'] page = request.GET['page'] datas = [] try: results = bookideal.objects.filter().order_by("-time") pages = Paginator(results,10) if pages.num_pages < int(page): return HttpResponse(json.dumps({'result':2}),content_type="application/json") else: for data in pages.page(page): isconcern = 0 islike = 0 buserid = data.userid if (len(concern.objects.filter(concernuser = userid,concerneduser = buserid))): isconcern = 1 if (len(like.objects.filter(userid = userid, bookidealid = data.id))): islike = 1 usermsg = user.objects.get(id = str(int(data.userid))) datas.append({ 'idealid' : data.id, "userid" : data.userid, 'username' : usermsg.username, 'userhead' : "/media/"+usermsg.userhead.name, 'time' : data.time, 'content' : data.content, 'quote' : data.quote, 'likecount': data.likecount, 'isconcern': isconcern, 'islike' : islike }) return HttpResponse(json.dumps({"result":1,"data":datas}),content_type="application/json") except Exception as e: return HttpResponse(json.dumps({"result":0}),content_type="application/json") def getConcernBookIdeal(request): userid = request.GET['userid'] page = request.GET['page'] datas = [] try: results = bookideal.objects.filter().order_by("-time") pages = Paginator(results,10) if pages.num_pages < int(page): return HttpResponse(json.dumps({'result':2}),content_type="application/json") else: for data in pages.page(page): islike = 0 buserid = data.userid if (len(concern.objects.filter(concernuser = userid,concerneduser = buserid))): if (len(like.objects.filter(userid = userid, bookidealid = data.id))): islike = 1 usermsg = user.objects.get(id = str(int(data.userid))) datas.append({ 'idealid' : data.id, 'username' : usermsg.username, 'userhead' : "/media/"+usermsg.userhead.name, 'time' : data.time, 'content' : data.content, 'quote' : data.quote, 'likecount': data.likecount, 'islike' : islike }) return HttpResponse(json.dumps({"result":1,"data":datas}),content_type="application/json") except Exception as e: return HttpResponse(json.dumps({"result":0}),content_type="application/json") def getMyIdeal(request): userid = request.GET['userid'] page = request.GET['page'] datas = [] try: res = bookideal.objects.filter(userid = userid).order_by("-time") pages = Paginator(res, 10) if pages.num_pages < int(page): return HttpResponse(json.dumps({'result':2}),content_type="application/json") else: for data in pages.page(page): islike = 0 if (len(like.objects.filter(userid = userid, bookidealid = data.id))): islike = 1 usermsg = user.objects.get(id = str(int(data.userid))) datas.append({ 'idealid' : data.id, 'username' : usermsg.username, 'userhead' : "/media/"+usermsg.userhead.name, 'time' : data.time, 'content' : data.content, 'quote' : data.quote, 'likecount': data.likecount, 'islike' : islike }) return HttpResponse(json.dumps({"result":1,"data":datas}),content_type="application/json") exce