数据库部分：
#重置密码
def reset_pass(phone,password):
conn,cursor=get_conn()
sql="update userdata set userpass='"+password+"' where userphone='"+phone+"'"
try:
print("正在修改密码...")
resetflag=cursor.execute(sql)
conn.commit()
close_conn(conn,cursor)
if(resetflag==1):
print("修改成功")
return 1
else:
print("修改失败！")
return 0
except:
print("系统错误...修改密码失败！")
return 0路由部分：
#用户修改密码
@app.route('/resetpass',methods=['GET', 'POST'])
def resetpass():
userphone=request.values.get('userphone')
resetpass=request.values.get('resetpass')
print("路由获得手机号："+userphone+"\n")
print("路由获得新密码：" + resetpass + "\n")
flag=sql.reset_pass(userphone,resetpass)
if(flag==1):
return jsonify({"data":1})
else:
return jsonify({"data":0})html页面：
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>树懒电影---重置您的密码</title>
<style type="text/css">
#resetform{
margin-top: 350px;
margin-left: 750px;
}
</style>
</head>
<body>
<form method="post" id="resetform">
<tr>
<td><input type="text" id="userphone" value="" placeholder="输入您的手机号码"></td>
</tr><br>
<tr>
<td><input type="password" id="resetpass1" value="" placeholder="输入您的新密码"></td>
</tr><br>
<tr>
<td><input type="password" id="resetpass2" value="" placeholder="再次输入您的新密码"></td>
</tr><br>
<tr>
<td><input type="reset" value="清空"></td>
<td><input type="button" id="resetbtn" onclick="resetpass()" value="提交"></td>
</tr>
</form>
</body>
</html>
<script src="../static/js/jquery.min.js"></script>
<script type="text/javascript">
function resetpass(){
var userphone=document.getElementById("userphone").value
var resetpass1=document.getElementById("resetpass1").value
var resetpass2=document.getElementById("resetpass2").value
var submit_flag=1
//判空
if((userphone.length==0)||(resetpass1.length==0)||(resetpass2.length==0)){
submit_flag=0
alert("请把信息填写完整！")
}
//判断密码一致性
if(resetpass2!=resetpass1){
submit_flag=0
alert("两次填写的密码不一致")
document.getElementById("resetpass1").focus();
}
//判断手机号
if(userphone.length!=11){
submit_flag=0
alert("手机号码应为11位！")
document.getElementById("userphone").focus();
}
var regu = /^1[3456789]\d{9}$/
if(!(regu.test(userphone)) ){
submit_flag=0
alert("手机号码格式有误！")
document.getElementById("userphone").focus();
}
//判断密码格式
if(!((resetpass1.length>=6)&&resetpass1.length<=18))
{
submit_flag=0
alert("密码长度应该为6-16位!")
document.getElementById("resetpass1").focus();
}
var regex = new RegExp('(?=.*[0-9])(?=.*[a-zA-Z]).{6,18}');
part_pass=resetpass1.split(" ")
if((!(regex.test(resetpass1))) || part_pass.length!=1)
{
submit_flag=0
alert("密码为数字+英文字母 且不可以包含空格！")
document.getElementById("resetpass1").focus();
}
//发起请求
if(submit_flag==1)
{
$.ajax({
url:"/resetpass",
data:{userphone:userphone,resetpass:resetpass2},
success: function (data) {
if (data.data==1)
{
alert("密码修改成功！")
window.open("/",'_self')
}
else
{
alert("修改密码失败！请重试")
}
},
error: function (xhr, type, errorThrown) {
// print("ajax请求失败！")
}
})
}
// alert(submit_flag)
}
</script>html代码：
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<link rel="stylesheet" href="../static/css/login.css" rel="external nofollow" >
<script src="../static/js/jquery-1.7.2.min.js"></script>
<script src="../static/js/register.js"></script>
<title>树懒电影登录</title>
<script >
</script>
</head>
<body>
<div id="container">
<div id="container-child">
<div id="img-div"><img src="../static/img/shulan.png"></div>
<div id="login-div">
<div>
<p class="p-title">登录您的树懒电影</p>
<form id="login-form" method="post">
<div class="input-d">
<input class="input-text" type="text" name="userphone" id="userphone" placeholder="请输入您的账号">
</div>
<div class="input-d">
<input class="input-text" type="password" name="password" id="password" placeholder="请输入您的密码">
</div>
<div class="div-input">
<div>
<input type="checkbox" value=“1” class=“remeber” onclick="onClickHander(this)">
<label>记住密码</label>
</div>
</div>
<button type="button" class="login-button" onclick="login_()">登 录</button>
<div class="footer"> <a href="http://127.0.0.1:5000/regis" rel="external nofollow" >注册</a> | <a href="http://127.0.0.1:5000/reset" rel="external nofollow" >忘记密码</a></div>
</form>
</div>
</div>
</div>
</div>
</body>
</html>
<script>
var cb=0
function onClickHander(obj) {
if(obj.checked==true){
cb=1
// alert(cb)
}else{
cb=0
// alert(cb)
}
}
function login_(){
var userphone=document.getElementById("userphone").value
var password=document.getElementById("password").value
// alert(cb)
$.ajax({
url: "/web_login",
data: {
userphone:userphone,password:password,cb:cb
},
success: function (data) {
//正常验证失败弹窗
if (data.data == 0)
alert("账号或密码错误！")
//验证成功，返回response
if (data.data != 0)
window.open("http://127.0.0.1:5000/show","_self")
},
error: function (xhr, type, errorThrown) {
print("登录js，验证账号密码ajax请求失败！")
}
})
}
</script>Python路由
#免密登录
@app.route('/web_login/',methods=['GET', 'POST'])
def web_login():
userphone = request.values.get('userphone')
password=request.values.get('password')
cb=request.values.get('cb')
print("是否记住密码： "+cb) #cb的返回值类型是 str 字符串
# print(type(cb))
print("登录账号："+userphone+" "+"密码："+password)
res=sql.web_login(userphone,password)
if(res==True):
session['userphone'] = userphone
if(cb=="1"):
print("开始存储cookie登录账号：" + userphone + " " + "密码：" + password)
resp = make_response('储存cookie')
resp.set_cookie('cookphone', userphone, max_age=3600 * 24 * 15)
resp.set_cookie('cookpass', password, max_age=3600 * 24 * 15)
print("登录成功且用户选择记住密码，返回response")
return resp #登录成功且用户选择记住密码，返回response
else:
print("登录成功 返回 1 状态码")
return jsonify({"data": 1}) # 登录成功 返回 1 状态码
else:
print("登录失败 返回 0 状态码")
return jsonify({"data":0}) #登录失败 返回 0 状态码数据库验证登录
# 用户（web）登录验证
def web_login(userphone, password):
cursor = None
conn = None
res=[]
if(userphone==None or password==None):
return False
conn, cursor = get_conn()
sql = "select userphone,userpass from userdata where '"+userphone+"'=userphone and '"+password+"'=userpass "
res=query(sql)
conn.commit()
if(len(res)==0):
print("登陆失败（WEB）")
close_conn(conn, cursor)
return False
else:
close_conn(conn, cursor)
print("登陆成功（WEB）")
return True以上就是flask框架实现修改密码和免密登录功能的详细内容，更多关于flask 修改密码和免密登录的资料请关注python博客其它相关文章！
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