[英]Get another value from MySQL database on row
I have made a simple login and registration system ( http://dak.esy.es/login/ ), and would like to retrieve other information from the same row in the MySQL database. 我已经制作了一个简单的登录和注册系统( http://dak.esy.es/login/ ),并希望从MySQL数据库的同一行中检索其他信息。 Currently, only the username is saved (as
$_SESSION['username']
), and this is what is entered on the login page. 当前,仅保存用户名(作为
$_SESSION['username']
),这是在登录页面上输入的内容。 On the database, the data I want to be saved is id
, fullname
and email
- preferably in the same format as the username ( $_SESSION['(name here)']
). 在数据库上,我要保存的数据是
id
, fullname
和email
-最好采用与用户名( $_SESSION['(name here)']
)相同的格式。 I already have a file to connect to the database called db.php
. 我已经有一个文件可以连接到名为
db.php
的数据库。 If anyone could provide the code I would be greatly pleased. 如果有人可以提供代码,我将非常高兴。 The code on my
login.php
page is: 我的
login.php
页面上的代码是:
<?php
require('db.php');
session_start();
// If form submitted, insert values into the database.
if (isset($_POST['username'])){
$username = $_POST['username'];
$password = $_POST['password'];
$username = stripslashes($username);
$username = mysql_real_escape_string($username);
$password = stripslashes($password);
$password = mysql_real_escape_string($password);
//Checking is user existing in the database or not
$query = "SELECT * FROM `users` WHERE username='$username' and password='".md5($password)."'";
$result = mysql_query($query) or die(mysql_error());
$rows = mysql_num_rows($result);
if($rows==1){
$_SESSION['username'] = $username;
header("Location: ./index.php"); // Redirect user to index.php
}
else{
echo "<div class='form'><br/><h3>Username or password incorrect.</h3><br/>Click here to <a href='login.php'>try again</a></div>";
}
}
?>
Many thanks. 非常感谢。
It is not clear what the requirement is: but i hope, you want every value from db row as session.. hope you have session: `$_SESSION['username'] after login; 目前尚不清楚要求是什么:但是我希望您希望将db行中的每个值都作为会话..希望您拥有会话:登录后`$ _SESSION ['username'];
$conn = mysqli_connect($servername, $username, $password);
// Check connection
if (!$conn) {
die("Connection failed: " . mysqli_connect_error());
}
$query = "SELECT * FROM `tbl_login` WHERE `username` = ".$_SESSION['username'];
$result = mysqli_query($conn, $sql);
$row = mysqli_fetch_assoc($result);
$_SESSION['id'] = $row["id"];
$_SESSION['name'] = $row["fullname"];
$_SESSION['email'] = $row["email"];
mysqli_close($conn);
or for setting session along with login validation: 或用于设置会话以及登录验证:
$conn = mysqli_connect($servername, $username, $password);
// Check connection
if (!$conn) {
die("Connection failed: " . mysqli_connect_error());
}
$query = "SELECT * FROM `tbl_login` WHERE `username` = ".$_POST['username']." AND `password`= ".$POST['password'];
$result = mysqli_query($conn, $query);
$row = mysqli_fetch_assoc($result);
if(isset($row)){
$_SESSION['id'] = $row["id"];
$_SESSION['username'] = $row["username"];
$_SESSION['name'] = $row["fullname"];
$_SESSION['email'] = $row["email"];
} else {
redirect('login.php'); //reload login page on failure
}
mysqli_close($conn);
this is the basic code and you can split this code to MVC. 这是基本代码,您可以将此代码拆分为MVC。
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.