在注册过程中,用户的密码作为加密的 BCRYPT 密码保存在数据库中。
我的问题是:为什么我不能用输入的密码验证加密后的数据库密码?
代码:
<?php //POST VARIABLES
$submit = $_POST['login_submit'];
$username = $_POST['login_username'];
$password = $_POST['login_password'];
$email = $_POST['login_email'];
require 'password_config.php';
if(isset($submit)){
require 'db/connect.php';
//PASSWORD VERIFYING
$pass_query = "SELECT password FROM users WHERE email='$email'";
$queried = mysql_query($pass_query);
while($row = mysql_fetch_array($queried)){
$user_pass = $row['password'];
$veri_password = password_verify($password, $user_pass);
}
//CHECKING NUM ROWS
$sql = "SELECT id, username FROM users WHERE password='$veri_password' AND email='$email'";
$entered_user = mysql_query($sql);
$num_rows = mysql_num_rows($entered_user);
//ERRS ARRAY DECLARED
$errors = array();
//FURTHER VERIFYING
if( $num_rows != 1 )
{
$errors[] = '-Account does not exist ';
}
elseif( $num_rows == 1 )
{
session_start();
while($row = mysql_fetch_array($entered_user)){
$_SESSION['key'] === true;
$_SESSION['id'] = $row['id'];
$_SESSION['email'] = $email;
$_SESSION['user'] = $row['username'];
$_SESSION['pass'] = $password;
header('Location: profile.php');
exit();
}
}
}
?>
即使我输入了有效信息,我仍收到一条错误消息,提示“帐户不存在”。
谢谢, -尤金
编辑更改为:
<?php //POST VARIABLES
$submit = $_POST['login_submit'];
$username = $_POST['login_username'];
$password = $_POST['login_password'];
$email = $_POST['login_email'];
require 'password_config.php';
if(isset($submit)){
require 'db/connect.php';
//PASSWORD VERIFYING
$pass_query = "SELECT password FROM users WHERE email='$email'";
$queried = mysql_query($pass_query);
while($row = mysql_fetch_array($queried)){
$user_pass = $row['password'];
$veri_password = password_verify($password, $user_pass);
}
if($veri_password === true){
//CHECKING NUM ROWS
$sql = "SELECT id, username FROM users WHERE password='$user_pass' AND email='$email'";
$entered_user = mysql_query($sql);
$num_rows = mysql_num_rows($entered_user);
//ERRS ARRAY ESTABLISHED
$errors = array();
//FURTHER VERIFYING
if( $num_rows != 1 )
{
$errors[] = '-Account does not exist ';
}
elseif( $num_rows == 1 )
{
session_start();
while($row = mysql_fetch_array($entered_user)){
$_SESSION['key'] === true;
$_SESSION['id'] = $row['id'];
$_SESSION['email'] = $email;
$_SESSION['user'] = $row['username'];
$_SESSION['pass'] = $password;
header('Location: profile.php');
exit();
}
}
}
}
?>
最佳答案
更改为:
$sql = "SELECT id, username FROM users WHERE email='$email'";
同时改变:
$veri_password = password_verify($password, $user_pass);
到
if(!password_verify($password, $user_pass)){
echo 'invalid password';
exit;
}
无论如何,您的代码容易受到 sql 注入(inject)攻击。请考虑在查询中使用准备好的语句或使用 mysql_real_escape_string
转义输入字符串。 .并且建议使用 mysqli
或 pdo
而不是过程方法
关于php - MySql Password_verify() 不工作?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/31357392/