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srtp.py
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#-*- codeing = utf-8 -*-
#@Time : 2021/1/11 15:25
#@File : srtp后端mysql.py
#@Software: PyCharm
import pymysql
from flask import Flask, request, jsonify
from flask_cors import CORS
# db=pymysql.connect(host="localhost",user="root",passwd='123456',db='mysrtp')
# cursor=db.cursor()
import nltk
import random
w=open("D:\\Users\\hp\\PycharmProjects\\20208月课\\srtp\\Kmeans\\data\\字幕\\daopaibiao.txt","r",encoding="utf-8")
daopaibiao=eval(w.read())
print(daopaibiao)
w.close()
#后端服务器启动
app=Flask(__name__)
#这一行解决跨域问题
CORS(app,resources=r'/*')
@app.route('/regist/add',methods=['POST'])
def regist_add():
db = pymysql.connect(host="localhost", user="root", passwd='123456', db='mysrtp')
cursor = db.cursor()
if request.method=='POST':
#接受前端的表单发过来的参数，前一个是python中自定义的名字，后一个username是前端提供的名字,注：form无法获得请求，也可以用values
uname=request.values.get("uname",type=str,default=None)
password=request.values.get("password",type=str,default=None)
try:
cursor.execute("insert into regist(uname,password) values(\""+str(uname)+"\",\""+str(password)+"\")")
db.commit()
print(uname)
print(password)
print("add a new user successfully:")
#如果直接返回int 1 会报错
cursor.close()
db.close()
return "1"
except Exception as e:
print("add a new user failed:",e)
cursor.close()
db.rollback()
db.close()
return "-1"
@app.route('/login/vertify',methods=['post'])
def login_vertify():
db = pymysql.connect(host="localhost", user="root", passwd='123456', db='mysrtp')
cursor = db.cursor()
if request.method=='POST':
uname=request.values.get("uname",type=str,default=None)
password=request.values.get("password",type=str,default=None)
cursor.execute("SELECT uid,uname FROM regist where uname=\""+str(uname)+"\" and password=\""+str(password)+"\"")
data = cursor.fetchall()
temp = {}
result = []
for i in data:
temp["uid"] = i[0]
temp["uname"] = i[1]
result.append(temp.copy())
if (len(result)==0):
print("找不到用户")
temp["uid"] = 'not'
temp["uname"] = 'not'
result.append(temp.copy())
else:
print("找到用户")
cursor.close()
db.close()
return jsonify(result)
@app.route('/login/status',methods=['POST'])
def login_status():
db = pymysql.connect(host="localhost", user="root", passwd='123456', db='mysrtp')
cursor = db.cursor()
if request.method=='POST':
uid=request.values.get("uid",type=str,default=None)
vname=request.values.get("vname",type=str,default=None)
print(uid,vname)
try:
cursor.execute("INSERT INTO loginstatus ( uid, vname )\n" +
"VALUES\n" +
" ( "+uid+", \""+vname+"\" )")
db.commit()
print(uid)
print(vname)
print("add a new status successfully:")
#如果直接返回int 1 会报错
cursor.close()
db.close()
return "1"
except Exception as e:
print("add a new status failed:",e)
cursor.close()
db.rollback()
db.close()
return "-1"
@app.route('/subtitle',methods=['post'])
def subtitle():
db = pymysql.connect(host="localhost", user="root", passwd='123456', db='mysrtp')
cursor = db.cursor()
if request.method=='POST':
vname=request.values.get("vname",type=str,default=None)
try:
cursor.execute(
"SELECT vname,num,starttime,endtime,Chinese,English FROM subtitle where vname=\"" + str(vname) + "\"")
data = cursor.fetchall()
# print(data)
temp = {}
result = []
for i in data:
temp["vname"] = i[0]
temp["num"] = i[1]
temp["starttime"] = i[2]
temp["endtime"] = i[3]
temp["Chinese"] = i[4]
temp["English"] = i[5]
result.append(temp.copy())
if (len(result) == 0):
print("找不到字幕")
temp["vname"] = "not"
result.append(temp.copy())
else:
print("找到字幕")
cursor.close()
db.close()
return jsonify(result)
except:
print("字幕error!")
cursor.close()
db.close()
return jsonify([{"vname": "not"}])
@app.route('/searchword',methods=['post'])
def searchword():
db = pymysql.connect(host="localhost", user="root", passwd='123456', db='mysrtp')
cursor = db.cursor()
import requests
from bs4 import BeautifulSoup
import re
if request.method=='POST':
word=request.values.get("word",type=str,default=None)
dicts = {"category": "phrase", "E_pronounce": "", "E_link": "", "A_pronounce": "", "A_link": "",
"translation": ""}
try:
spider_urls = ["http://dict.cn/" + word]
for spider_url in spider_urls:
response = requests.get(spider_url)
response = response.content.decode('utf-8')
soup = BeautifulSoup(response, "html.parser") # html5lib
div_pronounce = soup.find('div', class_='phonetic')
ul_translate = soup.find('div', class_='basic clearfix')
findPronounce = re.compile(r'<bdo lang="EN-US">(.*)</bdo>')
findTranslateType = re.compile(r'<span>(.*)</span>')
findTranslate = re.compile(r'<strong>(.*)</strong>')
i = 0;
for cate1 in div_pronounce.find_all("span"):
cate1 = str(cate1)
# 作类型转换,转为str
pronounce = re.findall(findPronounce, cate1)[0]
if i == 0:
dicts["E_pronounce"] = pronounce
dicts["E_link"] = "http://dict.youdao.com/dictvoice?type=1&audio=" + word
elif i == 1:
dicts["A_pronounce"] = pronounce
dicts["A_link"] = "http://dict.youdao.com/dictvoice?type=0&audio=" + word
i += 1
# 得到释义
for cate2 in ul_translate.find_all("li", {"style": ""}):
if cate2.find("span"):
dicts["category"] = "singleword"
# 先不转化为str，在该HTML文本中，若有子标签span则加入到列表
cate2 = str(cate2)
translatetype = re.findall(findTranslateType, cate2)[0]
dicts["translation"] += translatetype
cate2 = str(cate2)
translate = re.findall(findTranslate, cate2)[0]
dicts["translation"] += translate + "。"
print("Get translation successfully!")
except Exception as e:
print("Get translation failed!",e)
result=dicts
cursor.close()
db.close()
return jsonify(result)
@app.route('/wordtest',methods=['post'])
def wordtest():
db = pymysql.connect(host="localhost", user="root", passwd='123456', db='mysrtp')
cursor = db.cursor()
if request.method=='POST':
vname=request.values.get("vname",type=str,default=None)
tname=request.values.get("tname",type=str,default=None)
print(vname,tname)
try:
cursor.execute("SELECT\n" +
" vname,\n" +
" word,\n" +
" phonetic,\n" +
" translation,\n" +
" Chinese,\n" +
" English \n" +
"FROM\n" +
" `"+str(tname)+"` \n" +
"WHERE\n" +
" vname = \"" + str(vname) + "\"")
data = cursor.fetchall()
# print(data)
temp = {}
result = []
for i in data:
temp["vname"] = i[0]
temp["word"] = i[1]
temp["phonetic"] = i[2]
temp["translation"] = i[3]
temp["Chinese"] = i[4]
temp["English"] = i[5]
result.append(temp.copy())
if (len(result) == 0):
print("找不到单词，或没有单词")
temp["vname"] = "not"
result.append(temp.copy())
else:
print("找到单词")
cursor.close()
db.close()
return jsonify(result)
except:
print("Wordtest error!")
cursor.close()
db.close()
return jsonify([{"vname":"not"}])
@app.route('/videolist',methods=['post'])
def videolist():
db = pymysql.connect(host="localhost", user="root", passwd='123456', db='mysrtp')
cursor = db.cursor()
if request.method=='POST':
method=request.values.get("method",type=str,default=None)
uid=request.values.get("uid",type=str,default=None)
uname=request.values.get("uname",type=str,default=None)
password=request.values.get("password",type=str,default=None)
queryfilm=request.values.get("queryfilm",type=str,default=None)
queryinput=request.values.get("queryinput",type=str,default=None)
queryduration=request.values.get("queryduration",type=str,default=None)
print(method,uid,uname,password,queryinput,queryfilm,queryduration)
if(method=="search"):
if (queryfilm == "任意"):
queryfilm = ""
if (queryduration == "任意"):
querydurationlow = 0
querydurationhigh = 999
elif (queryduration == "5min+"):
querydurationlow = 5
querydurationhigh = 999
else:
querydurationlow = int(queryduration.replace("min+", ""))
querydurationhigh = querydurationlow + 1
try:
data = []
if(queryinput==""):
videolist=[""]
else:
queryinput = queryinput.lower().replace('.', '').replace('-', '').replace('?', '').replace(',', '')
words = nltk.word_tokenize(queryinput)
videolist = []
for word in words:
try:
vnames = daopaibiao[word]
for vname in vnames:
if(vname not in videolist):
videolist.append(vname)
except:
pass
print(videolist)
print(queryfilm)
print(querydurationlow)
print(querydurationhigh)
for i in range(len(videolist)):
cursor.execute("SELECT\n" +
" * \n" +
"FROM\n" +
" `videolist` \n" +
"WHERE\n" +
" vname LIKE \"%" + videolist[i] + "\" \n" +
" AND vname LIKE \"%" + queryfilm + "%\" \n" +
" AND duration >=" + str(querydurationlow) + " \n" +
" AND duration <" + str(querydurationhigh)
)
if(queryinput==""):
data=cursor.fetchall()
else:
datasingle = cursor.fetchall()
if(len(datasingle)!=0): data.append(datasingle[0])
temp = {}
result = []
count=0
for i in data:
if(count>=50):break#最多加载50个视频
temp["vname"] = i[0]
temp["firstsentence"] = i[1]
temp["duration"] = str(i[2]) + "min"
temp["vtitle"] = i[3]
result.append(temp.copy())
count += 1
if (len(result) == 0):
print("找不到视频列表")
temp["vname"] = "not"
result.append(temp.copy())
else:
print("找到视频列表")
cursor.close()
db.close()
return jsonify(result)
except:
print("Videolist error!")
cursor.close()
db.close()
return jsonify([{"vname": 'not'}])
if(method=="recommend"):
recommendlist=[]
result = []
if(uid!="default"):
data=[]
dataclicked=[]
dataclickedword=[]
try:
cursor.execute("SELECT\n" +
" * \n" +
"FROM\n" +
" (\n" +
"SELECT\n" +
" v.vname,\n" +
" v.theme0,\n" +
" v.theme1,\n" +
" v.theme2,\n" +
" v.theme3,\n" +
" v.theme4,\n" +
" v.theme5,\n" +
" v.theme6 \n" +
"FROM\n" +
" videolist v,\n" +
" loginstatus l \n" +
"WHERE\n" +
" v.vname = l.vname \n" +
" AND l.uid = "+str(uid)+" \n" +
"ORDER BY\n" +
" l.statustime DESC \n" +
" ) AS w \n" +
" LIMIT 20")
data = cursor.fetchall()
for item in data:
if(item[0] not in dataclicked):
dataclicked.append(item[0])
for i in range(1,7):
if(item[i] not in dataclickedword):
dataclickedword.append(item[i])
print(dataclickedword)
print(dataclicked)
for word in dataclickedword:
try:
for vname in daopaibiao[word]:
if(vname not in recommendlist and vname not in dataclicked):
recommendlist.append(vname)
except:
pass
except:
print("寻找用户轨迹时出错")
print(recommendlist)
if(len(recommendlist)>50):
for i in range(len(recommendlist)-50):
del recommendlist[random.randint(0,50)]
if(len(recommendlist)>0):
try:
for recommendvname in recommendlist:
cursor.execute("SELECT\n" +
" * \n" +
"FROM\n" +
" videolist \n" +
"WHERE\n" +
" vname = \"" + str(recommendvname) + "\"")
data = cursor.fetchall()
temp = {}
for i in data:
temp["vname"] = i[0]
temp["firstsentence"] = i[1]
temp["duration"] = str(i[2]) + "min"
temp["vtitle"] = i[3]
result.append(temp.copy())
except:
print("获取推荐视频时出错")
else:
print("无新推荐的视频")
execstr=""
if(len(recommendlist)==50):
cursor.close()
db.close()
return jsonify(result)
elif(len(recommendlist)>0):#小于50个视频大于0
execstr="SELECT\n" +" * \n" +"FROM\n" +" videolist \n" +"WHERE\n"
for index in range(len(recommendlist)):
if(index==0):execstr+=" vname != \""+str(recommendlist[index])+"\" \n"
else:execstr+="and vname != \""+str(recommendlist[index])+"\" \n"
execstr+="ORDER BY\n" +" rand( ) \n" +" LIMIT "+str(50-len(recommendlist))
else:
execstr="SELECT\n" +" * \n" +"FROM\n" +" videolist \n" +"ORDER BY\n" +" rand( ) \n" +" LIMIT 50"
try:
# print(execstr)
cursor.execute(execstr)
data=cursor.fetchall()
print(data)
temp = {}
for i in data:
temp["vname"] = i[0]
temp["firstsentence"] = i[1]
temp["duration"] = str(i[2]) + "min"
temp["vtitle"] = i[3]
result.append(temp.copy())
if (len(result) == 0):
print("找不到视频列表")
temp["vname"] = "not"
result.append(temp.copy())
else:
print("找到视频列表")
cursor.close()
db.close()
return jsonify(result)
except:
print("获取随机视频时出错")
cursor.close()
db.close()
return jsonify([{"vname": 'not'}])
if(method=="favorite"):
try:
cursor.execute("SELECT\n" +
" * \n" +
"FROM\n" +
" videolist \n" +
"WHERE\n" +
" vname IN ( SELECT vname FROM `favoritestatus` WHERE uid = "+str(uid)+" ORDER BY statustime DESC ) \n" +
" LIMIT 50")
data = cursor.fetchall()
print(data)
temp = {}
result = []
for i in data:
temp["vname"] = i[0]
temp["firstsentence"] = i[1]
temp["duration"] = str(i[2]) + "min"
temp["vtitle"] = i[3]
result.append(temp.copy())
if (len(result) == 0):
print("找不到视频列表")
temp["vname"] = "not"
result.append(temp.copy())
else:
print("找到视频列表")
cursor.close()
db.close()
return jsonify(result)
except:
print("Videolist error!")
cursor.close()
db.close()
return jsonify([{"vname": 'not'}])
# try:
# cursor.execute("SELECT\n" +
# " * \n" +
# "FROM\n" +
# " videolist \n" +
# "ORDER BY\n" +
# " rand( ) \n" +
# " LIMIT 20")
# data = cursor.fetchall()
# print(data)
# temp = {}
# result = []
# for i in data:
# temp["vname"] = i[0]
# temp["firstsentence"] = i[1]
# temp["duration"] = str(i[2]) + "min"
# temp["vtitle"] = i[0] + "_" + i[3]
# result.append(temp.copy())
# if (len(result) == 0):
# print("找不到视频列表")
# temp["vname"] = "not"
# result.append(temp.copy())
# else:
# print("找到视频列表")
# cursor.close()
# db.close()
# return jsonify(result)
# except:
# print("Videolist error!")
# cursor.close()
# db.close()
# return jsonify([{"vname": 'not'}])
@app.route('/favorite',methods=['post'])
def favorite():
db = pymysql.connect(host="localhost", user="root", passwd='123456', db='mysrtp')
cursor = db.cursor()
if request.method == 'POST':
uid = request.values.get("uid", type=str, default=None)
vname = request.values.get("vname", type=str, default=None)
print(uid,vname)
try:
cursor.execute("SELECT\n" +
" * \n" +
"FROM\n" +
" `favoritestatus` \n" +
"WHERE\n" +
" uid = " + str(uid) + " \n" +
" AND vname = \"" + str(vname) + "\"")
data=cursor.fetchall()
print(data)
if(len(data)==0):
cursor.close()
db.close()
print("not")
return jsonify([{"favorite": 'not'}])
else:
cursor.close()
db.close()
print("yes")
return jsonify([{"favorite": 'yes'}])
except:
print("favorite error!")
cursor.close()
db.close()
return jsonify([{"favorite": 'not'}])
@app.route('/favorite/add',methods=['post'])
def favorite_add():
db = pymysql.connect(host="localhost", user="root", passwd='123456', db='mysrtp')
cursor = db.cursor()
if request.method == 'POST':
uid = request.values.get("uid", type=str, default=None)
vname = request.values.get("vname", type=str, default=None)
print(uid, vname)
try:
cursor.execute("INSERT INTO `favoritestatus` ( uid, vname )\n" +
"VALUES\n" +
" ( "+str(uid)+", \""+str(vname)+"\" )")
db.commit()
print("favorite_add successfully!")
cursor.close()
db.close()
return jsonify([{"favorite_add": 'yes'}])
except:
print("favorite_add error!")
cursor.close()
db.rollback()
db.close()
return jsonify([{"favorite_add": 'not'}])
@app.route('/favorite/del',methods=['post'])
def favorite_del():
db = pymysql.connect(host="localhost", user="root", passwd='123456', db='mysrtp')
cursor = db.cursor()
if request.method == 'POST':
uid = request.values.get("uid", type=str, default=None)
vname = request.values.get("vname", type=str, default=None)
print(uid, vname)
try:
cursor.execute("DELETE \n" +
"FROM\n" +
" `favoritestatus` \n" +
"WHERE\n" +
" uid = "+str(uid)+" \n" +
" AND vname = \""+str(vname)+"\"")
db.commit()
print("favorite_del successfully!")
cursor.close()
db.close()
return jsonify([{"favorite_del": 'yes'}])
except:
print("favorite_del error!")
cursor.close()
db.rollback()
db.close()
return jsonify([{"favorite_del": 'not'}])
if __name__=="__main__":
app.run(host="0.0.0.0",port=8099)
db.close()
print('good bye')