Merge branch 'main' of https://github.com/666ghj/Weibo_PublicOpinion_AnalysisSystem

+from flask import render_template
+
+def errorResponse(errorMsg):
+    return render_template('error.html',errorMsg=errorMsg)

+import time
+from flask import Blueprint, redirect, render_template, request,Flask, session
+
+from utils.query import query
+from utils.errResp import errorResponse
+
+
+ub = Blueprint('user',__name__,url_prefix='/user',template_folder='templates')
+
+@ub.route('/login',methods=['GET','POST'])
+def login():
+    if request.method == 'GET':
+        return render_template('login.html')
+    else:
+        def filter_fn(user):
+            return request.form['username'] in user and request.form['password'] in user
+        users = query('select * from user', [], 'select')
+        login_success = list(filter(filter_fn,users))
+        if not len(login_success):return errorResponse('账号或密码错误')
+
+        session['username'] = request.form['username']
+        return redirect('/page/home')
+    
+@ub.route('/register',methods=['GET','POST'])
+def register():
+    if request.method == 'GET':
+        return render_template('register.html')
+    else:
+        if request.form['password'] != request.form['checkPassword']:return errorResponse('两次密码不符合')
+        def filter_fn(user):
+            return request.form['username'] in user
+
+        users = query('select * from user',[],'select')
+        filter_list = list(filter(filter_fn,users))
+        if len(filter_list):
+            return errorResponse('该用户名已被注册')
+        else:
+            time_tuple = time.localtime(time.time())
+            query('''
+                insert into user(username,password,createTime) values(%s,%s,%s)
+            ''',[request.form['username'],request.form['password'],str(time_tuple[0]) + '-' + str(time_tuple[1]) + '-' + str(time_tuple[2])])
+
+        return redirect('/user/login')
+    
+@ub.route('/logOut')
+def logOut():
+        session.clear()
+        return redirect('/user/login')