def user_login():
if request.method == 'GET':
return render_template('login.html')
from models.user import USER
import time
returnObj = {}
try:
username = request.form.get('username')
password = request.form.get('password')
data_user = USER.objects(username=username, password=password).first()
if data_user:
time_now = time.strftime('%Y-%m-%d %X', time.localtime())
USER.objects(username=username).update(LastloginTime=time_now)
session['id'] = str(data_user.id)
session['username'] = data_user.username
returnObj['data'] = {}
returnObj['info'] = {'result': 1, 'info': '登陆成功'}
return redirect('/course')
else:
returnObj['data'] = {}
returnObj['info'] = {'result': 400, 'info': '登录失败'}
return render_template('400.html', info=returnObj['info'])
except Exception as e:
print('user_login:'******'data'] = {}
returnObj['info'] = {'result': 500, 'info': '后台异常'}
return render_template('500.html', info=returnObj['info'])
def homework_put(courseId, uid):
from models.user import USER
import time
returnObj = {}
try:
feedbackObj = {}
id = courseId
uid = uid
course = request.json.get('course')
content = request.json.get('content')
time_now = time.strftime('%Y-%m-%d %X', time.localtime())
feedbackObj['id'] = id
feedbackObj['uid'] = uid
feedbackObj['course'] = course
feedbackObj['content'] = content
feedbackObj['RecordTime'] = time_now
USER.objects(id=ObjectId(session['id'])).update_one(
push__feedbacks=feedbackObj)
returnObj['data'] = {}
returnObj['info'] = {'result': 1, 'info': '提交成功'}
except Exception as e:
print('我的课程:', e)
returnObj['data'] = {}
returnObj['info'] = {'result': 500, 'info': '后台异常'}
finally:
return jsonify(returnObj)
def Oid_function(*args, **kwargs):
try:
data = USER.objects(id=session['id']).first()
envlink = data.envlink
for Oid, env in envlink.items():
time_now = time.strftime('%Y-%m-%d %X', time.gmtime())
if env[1] < time_now:
print('Oid clear!', Oid)
del envlink[Oid]
continue
USER.objects(id=session['id']).update_one(envlink=envlink)
except Exception as e:
print("Oid_check's error:", e)
finally:
pass
return f(*args, **kwargs)
def change_one():
from models.user import USER
returnObj = {}
try:
id = session.get('id')
username = request.json.get('username')
password = request.json.get('password')
mobile = request.json.get('mobile')
email = request.json.get('email')
remark = request.json.get('remark')
USER.objects(id=ObjectId(id)).update(username=username, password=password,\
mobile=mobile, email=email, remark=remark)
returnObj['data'] = {}
returnObj['info'] = {'result': 1, 'info': '更改成功'}
except Exception as e:
print('change_one:', e)
returnObj['data'] = {}
returnObj['info'] = {'result': 500, 'info': '后台异常'}
finally:
return jsonify(returnObj)
def create_user():
if request.method == 'GET':
return render_template('index.html')
from models.user import USER
returnObj = {}
try:
username = request.json.get('username')
password = request.json.get('password')
email = request.json.get('email')
mobile = request.json.get('mobile')
remark = request.json.get('remark')
courses = []
feedbacks = []
data = USER.objects(username=username).first()
if not password:
returnObj['data'] = {}
returnObj['info'] = {'result': 400, 'info': '请输入密码'}
elif data:
returnObj['data'] = {}
returnObj['info'] = {'result': 400, 'info': '用户名重复'}
else:
sign = USER(
username=username,
password=password,
mobile=mobile,
email=email,
remark=remark,
courses=courses,
feedbacks=feedbacks
)
sign.save()
returnObj['data'] = {}
returnObj['info'] = {'result': 1, 'info': '创建成功'}
except Exception as e:
print('create_user:'******'data'] = {}
returnObj['info'] = {'result': 500, 'info': '后台异常'}
finally:
return jsonify(returnObj)
def course_me():
from models.user import USER
returnObj = {}
try:
coursesObj = []
data_user = USER.objects(id=ObjectId(session['id'])).first()
data_course = data_user['courses']
for data in data_course:
mycourse = {}
mycourse['id'] = str(data['id'])
mycourse['uid'] = data['uid']
mycourse['course'] = data['course']
coursesObj.append(mycourse)
returnObj['data'] = {'courses': coursesObj}
returnObj['info'] = {'result': 1, 'info': '获取成功'}
except Exception as e:
print('我的课程:', e)
returnObj['data'] = {}
returnObj['info'] = {'result': 500, 'info': '后台异常'}
finally:
return jsonify(returnObj)
def user_me():
from models.user import USER
returnObj = {}
try:
data = {}
username = session['username']
data_user = USER.objects(username=username).first()
data['_id'] = session['id']
data['username'] = username
data['email'] = data_user.email
data['remark'] = data_user.remark
data['LastloginTime'] = data_user.LastloginTime
data['mobile'] = data_user.mobile
returnObj['data'] = data
returnObj['info'] = {'result': 1, 'info': '返回成功'}
except Exception as e:
print('user_me:', e)
returnObj['data'] = {}
returnObj['info'] = {'result': 500, 'info': '后台异常'}
finally:
return jsonify(returnObj)
def course_detail(courseId):
import hashlib
import json
# from websocket import create_connection
import urllib
import time
import operator
from models.course import COURSE
from models.user import USER
returnObj = {}
try:
courseId = ObjectId(courseId)
data_course = COURSE.objects(id=courseId).first()
courseArray = []
courses_detail = data_course.courses
for key, value in courses_detail.items():
dataObj = {}
dataObj['courseId'] = str(courseId)
dataObj['uid'] = key
dataObj['course'] = value['course']
courseArray.append(dataObj)
courseArray.sort(key=operator.itemgetter('uid'))
returnObj['courses'] = courseArray
uid = request.args.get('uid')
# print(uid)
if not uid:
returnObj['course'] = {}
else:
courseObj = {}
course = courses_detail[uid]
courseObj['courseId'] = str(courseId)
courseObj['uid'] = uid
courseObj['course'] = course['course']
courseObj['description'] = course['description']
courseObj['datalink'] = course['datalink']
courseObj['content'] = course['content']
courseObj['env'] = course['env']
returnObj['course'] = courseObj
# print('course =', courseObj)
envname = request.args.get('envname')
returnObj['env'] = {}
if envname:
# 先检查数据库中是否有过期的环境，有就删掉
data_user = USER.objects(id=ObjectId(session['id'])).first()
data_Oid = data_user.envlink
for OID in list(data_Oid.keys()):
time_now = time.strftime('%Y-%m-%d %X', time.gmtime())
if data_Oid[OID][1] < time_now:
del data_Oid[OID]
print('Expired Oid clear!', OID)
continue
USER.objects(id=session['id']).update_one(envlink=data_Oid)
# 利用SHA加密取前16位
sha = hashlib.sha1()
userid = session.get('id')
sha.update(userid.encode('utf-8'))
sha.update(uid.encode('utf-8'))
Oid = sha.hexdigest()[0:16]
print("Oid =", Oid)
data_user = USER.objects(id=ObjectId(session['id'])).first()
data_Oid = data_user.envlink
# 检查某环境是否已经存在，若存在则直接调用地址
if Oid in data_Oid.keys():
link = data_Oid[Oid][0]
else:
# ws = create_connection('http://api.datadynamic.io/api/v1/instance/' + ownerid + '/eureka')
# result = ws.recv()
# 使用生成的Oid获取Cid
url = 'http://api.datadynamic.io/api/v1/instance/' + Oid + '/eureka'
try:
req = urllib.request.Request(url=url,
data={},
method='POST')
res = urllib.request.urlopen(req)
res = json.loads(res.read())[0]
except urllib.error.HTTPError as e:
if e.reason == "Bad Request":
req = urllib.request.Request(url=url,
data={},
method='DELETE')
urllib.request.urlopen(req)
print('Cid clear!')
req = urllib.request.Request(url=url,
data={},
method='POST')
res = urllib.request.urlopen(req)
res = json.loads(res.read())[0]
# print(res)
Cid = res['id'][0:16]
expires_at = res['expires_at']
expire = expires_at[0:10] + ' ' + expires_at[11:19]
# 拼接出环境地址存入数据库并发送至前端
link = 'http://' + Cid + '-8888-env1.env.datadynamic.io/notebooks/Welcome.ipynb'
# link = 'http://localhost:8888/notebooks/Welcome.ipynb'
# expire = '2022-01-01 00:00'
# Oid = 'localtest'
data_Oid[Oid] = [link, expire]
USER.objects(id=ObjectId(session['id'])).update_one(
envlink=data_Oid)
returnObj['env'] = {'envname': envname, 'envlink': link}
# print(link)
except Exception as e:
print('课程内容:', e)
returnObj['data'] = {}
returnObj['info'] = {'result': 500, 'info': '后台异常'}
finally:
return render_template('learn.html',
courses=returnObj['courses'],
course=returnObj['course'],
env=returnObj['env'])